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policycoreutils/policycoreutils-rhat.patch
Dan Walsh 12eb5b45f4 - Fix proper handling of getopt errors 
- Do not allow modules names to contain spaces
2011-01-10 14:39:21 -05:00

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diff --git a/policycoreutils/Makefile b/policycoreutils/Makefile
index 86ed03f..67d0ee8 100644
--- a/policycoreutils/Makefile
+++ b/policycoreutils/Makefile
@@ -1,4 +1,4 @@
-SUBDIRS = setfiles semanage load_policy newrole run_init sandbox secon audit2allow audit2why scripts sestatus semodule_package semodule semodule_link semodule_expand semodule_deps setsebool po
+SUBDIRS = setfiles semanage semanage/default_encoding load_policy newrole run_init sandbox secon audit2allow audit2why scripts sestatus semodule_package semodule semodule_link semodule_expand semodule_deps sepolgen-ifgen setsebool po gui
INOTIFYH = $(shell ls /usr/include/sys/inotify.h 2>/dev/null)
diff --git a/policycoreutils/audit2allow/audit2allow b/policycoreutils/audit2allow/audit2allow
index 5435e9d..c60490b 100644
--- a/policycoreutils/audit2allow/audit2allow
+++ b/policycoreutils/audit2allow/audit2allow
@@ -1,4 +1,4 @@
-#! /usr/bin/python -E
+#! /usr/bin/python -Es
# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
#
# Copyright (C) 2006-2007 Red Hat
@@ -28,6 +28,7 @@ import sepolgen.objectmodel as objectmodel
import sepolgen.defaults as defaults
import sepolgen.module as module
from sepolgen.sepolgeni18n import _
+import selinux.audit2why as audit2why
class AuditToPolicy:
VERSION = "%prog .1"
@@ -46,6 +47,7 @@ class AuditToPolicy:
help="audit messages since last boot conflicts with -i")
parser.add_option("-a", "--all", action="store_true", dest="audit", default=False,
help="read input from audit log - conflicts with -i")
+ parser.add_option("-p", "--policy", dest="policy", default=None, help="Policy file to use for analysis")
parser.add_option("-d", "--dmesg", action="store_true", dest="dmesg", default=False,
help="read input from dmesg - conflicts with --all and --input")
parser.add_option("-i", "--input", dest="input",
@@ -231,29 +233,12 @@ class AuditToPolicy:
def __output_audit2why(self):
import selinux
- import selinux.audit2why as audit2why
import seobject
- audit2why.init()
for i in self.__parser.avc_msgs:
- rc, bools = audit2why.analyze(i.scontext.to_string(), i.tcontext.to_string(), i.tclass, i.accesses)
+ rc = i.type
+ bools = i.bools
if rc >= 0:
print "%s\n\tWas caused by:" % i.message
- if rc == audit2why.NOPOLICY:
- raise RuntimeError("Must call policy_init first")
- if rc == audit2why.BADTCON:
- print "Invalid Target Context %s\n" % i.tcontext
- continue
- if rc == audit2why.BADSCON:
- print "Invalid Source Context %s\n" % i.scontext
- continue
- if rc == audit2why.BADSCON:
- print "Invalid Type Class %s\n" % i.tclass
- continue
- if rc == audit2why.BADPERM:
- print "Invalid permission %s\n" % i.accesses
- continue
- if rc == audit2why. BADCOMPUTE:
- raise RuntimeError("Error during access vector computation")
if rc == audit2why.ALLOW:
print "\t\tUnknown - would be allowed by active policy\n",
print "\t\tPossible mismatch between this policy and the one under which the audit message was generated.\n"
@@ -350,11 +335,19 @@ class AuditToPolicy:
def main(self):
try:
self.__parse_options()
+ if self.__options.policy:
+ audit2why.init(self.__options.policy)
+ else:
+ audit2why.init()
+
self.__read_input()
self.__process_input()
self.__output()
except KeyboardInterrupt:
sys.exit(0)
+ except ValueError, e:
+ print e
+ sys.exit(1)
if __name__ == "__main__":
app = AuditToPolicy()
diff --git a/policycoreutils/audit2allow/audit2allow.1 b/policycoreutils/audit2allow/audit2allow.1
index 6178cc8..b6f386d 100644
--- a/policycoreutils/audit2allow/audit2allow.1
+++ b/policycoreutils/audit2allow/audit2allow.1
@@ -1,5 +1,6 @@
.\" Hey, Emacs! This is an -*- nroff -*- source file.
.\" Copyright (c) 2005 Manoj Srivastava <srivasta@debian.org>
+.\" Copyright (c) 2010 Dan Walsh <dwalsh@redhat.com>
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
@@ -22,7 +23,7 @@
.\" USA.
.\"
.\"
-.TH AUDIT2ALLOW "1" "January 2005" "Security Enhanced Linux" NSA
+.TH AUDIT2ALLOW "1" "October 2010" "Security Enhanced Linux" NSA
.SH NAME
.BR audit2allow
\- generate SELinux policy allow/dontaudit rules from logs of denied operations
@@ -66,6 +67,9 @@ Generate module/require output <modulename>
.B "\-M <modulename>"
Generate loadable module package, conflicts with -o
.TP
+.B "\-p <policyfile>" | "\-\-policy <policyfile>"
+Policy file to use for analysis
+.TP
.B "\-o <outputfile>" | "\-\-output <outputfile>"
append output to
.I <outputfile>
@@ -117,14 +121,6 @@ an 'allow' rule.
.B Please substitute /var/log/messages for /var/log/audit/audit.log in the
.B examples.
.PP
-.B Using audit2allow to generate monolithic (non-module) policy
-$ cd /etc/selinux/$SELINUXTYPE/src/policy
-$ cat /var/log/audit/audit.log | audit2allow >> domains/misc/local.te
-$ cat domains/misc/local.te
-allow cupsd_config_t unconfined_t:fifo_file { getattr ioctl };
-<review domains/misc/local.te and customize as desired>
-$ make load
-
.B Using audit2allow to generate module policy
$ cat /var/log/audit/audit.log | audit2allow -m local > local.te
@@ -132,20 +128,38 @@ $ cat local.te
module local 1.0;
require {
- role system_r;
+ class file { getattr open read };
- class fifo_file { getattr ioctl };
+ type myapp_t;
+ type etc_t;
+ };
- type cupsd_config_t;
- type unconfined_t;
- };
+allow myapp_t etc_t:file { getattr open read };
+<review local.te and customize as desired>
+.B Using audit2allow to generate module policy using reference policy
-allow cupsd_config_t unconfined_t:fifo_file { getattr ioctl };
+$ cat /var/log/audit/audit.log | audit2allow -R -m local > local.te
+$ cat local.te
+policy_module(local, 1.0)
+
+gen_require(`
+ type myapp_t;
+ type etc_t;
+ };
+
+files_read_etc_files(myapp_t)
<review local.te and customize as desired>
+.B Building module policy using Makefile
+
+# SELinux provides a policy devel environment under /usr/share/selinux/devel
+# You can create a te file and compile it by executing
+$ make -f /usr/share/selinux/devel/Makefile
+$ semodule -i local.pp
+
.B Building module policy manually
# Compile the module
@@ -168,6 +182,14 @@ you are required to execute
semodule -i local.pp
+.B Using audit2allow to generate monolithic (non-module) policy
+$ cd /etc/selinux/$SELINUXTYPE/src/policy
+$ cat /var/log/audit/audit.log | audit2allow >> domains/misc/local.te
+$ cat domains/misc/local.te
+allow cupsd_config_t unconfined_t:fifo_file { getattr ioctl };
+<review domains/misc/local.te and customize as desired>
+$ make load
+
.fi
.PP
.SH AUTHOR
diff --git a/policycoreutils/audit2allow/sepolgen-ifgen b/policycoreutils/audit2allow/sepolgen-ifgen
index 03f95a1..5986b23 100644
--- a/policycoreutils/audit2allow/sepolgen-ifgen
+++ b/policycoreutils/audit2allow/sepolgen-ifgen
@@ -1,4 +1,4 @@
-#! /usr/bin/python -E
+#! /usr/bin/python -Es
#
# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
#
@@ -28,6 +28,10 @@
import sys
import os
+import tempfile
+import subprocess
+
+import selinux
import sepolgen.refparser as refparser
import sepolgen.defaults as defaults
@@ -35,6 +39,7 @@ import sepolgen.interfaces as interfaces
VERSION = "%prog .1"
+ATTR_HELPER = "/usr/bin/sepolgen-ifgen-attr-helper"
def parse_options():
from optparse import OptionParser
@@ -44,14 +49,43 @@ def parse_options():
help="filename to store output")
parser.add_option("-i", "--interfaces", dest="headers", default=defaults.headers(),
help="location of the interface header files")
+ parser.add_option("-a", "--attribute_info", dest="attribute_info")
parser.add_option("-v", "--verbose", action="store_true", default=False,
help="print debuging output")
parser.add_option("-d", "--debug", action="store_true", default=False,
help="extra debugging output")
+ parser.add_option("--no_attrs", action="store_true", default=False,
+ help="do not retrieve attribute access from kernel policy")
options, args = parser.parse_args()
return options
+def get_attrs():
+ try:
+ policy_path = selinux.selinux_binary_policy_path() + "." + str(selinux.security_policyvers())
+ outfile = tempfile.NamedTemporaryFile()
+ except IOError, e:
+ sys.stderr.write("could not open attribute output file\n")
+ return None
+ except OSError:
+ # SELinux Disabled Machine
+ return None
+
+ fd = open("/dev/null","w")
+ ret = subprocess.Popen([ATTR_HELPER, policy_path, outfile.name], stdout=fd).wait()
+ fd.close()
+ if ret != 0:
+ sys.stderr.write("could not run attribute helper")
+ return None
+
+ attrs = interfaces.AttributeSet()
+ try:
+ attrs.from_file(outfile)
+ except:
+ print "error parsing attribute info"
+ return None
+
+ return attrs
def main():
options = parse_options()
@@ -68,6 +102,14 @@ def main():
else:
log = None
+ # Get the attibutes from the binary
+ attrs = None
+ if not options.no_attrs:
+ attrs = get_attrs()
+ if attrs is None:
+ return 1
+
+ # Parse the headers
try:
headers = refparser.parse_headers(options.headers, output=log, debug=options.debug)
except ValueError, e:
@@ -76,7 +118,7 @@ def main():
return 1
if_set = interfaces.InterfaceSet(output=log)
- if_set.add_headers(headers)
+ if_set.add_headers(headers, attributes=attrs)
if_set.to_file(f)
f.close()
diff --git a/policycoreutils/restorecond/Makefile b/policycoreutils/restorecond/Makefile
index 3f235e6..7552668 100644
--- a/policycoreutils/restorecond/Makefile
+++ b/policycoreutils/restorecond/Makefile
@@ -1,17 +1,28 @@
# Installation directories.
PREFIX ?= ${DESTDIR}/usr
SBINDIR ?= $(PREFIX)/sbin
+LIBDIR ?= $(PREFIX)/lib
MANDIR = $(PREFIX)/share/man
+AUTOSTARTDIR = $(DESTDIR)/etc/xdg/autostart
+DBUSSERVICEDIR = $(DESTDIR)/usr/share/dbus-1/services
+
+autostart_DATA = sealertauto.desktop
INITDIR = $(DESTDIR)/etc/rc.d/init.d
SELINUXDIR = $(DESTDIR)/etc/selinux
+DBUSFLAGS = -DHAVE_DBUS -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/lib/dbus-1.0/include
+DBUSLIB = -ldbus-glib-1 -ldbus-1
+
CFLAGS ?= -g -Werror -Wall -W
-override CFLAGS += -I$(PREFIX)/include -D_FILE_OFFSET_BITS=64
-LDLIBS += -lselinux -L$(PREFIX)/lib
+override CFLAGS += -I$(PREFIX)/include $(DBUSFLAGS) -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/lib/glib-2.0/include
+
+LDLIBS += -lselinux $(DBUSLIB) -lglib-2.0 -L$(LIBDIR)
all: restorecond
-restorecond: restorecond.o utmpwatcher.o stringslist.o
+restorecond.o utmpwatcher.o stringslist.o user.o watch.o: restorecond.h
+
+restorecond: ../setfiles/restore.o restorecond.o utmpwatcher.o stringslist.o user.o watch.o
$(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS)
install: all
@@ -22,7 +33,12 @@ install: all
-mkdir -p $(INITDIR)
install -m 755 restorecond.init $(INITDIR)/restorecond
-mkdir -p $(SELINUXDIR)
- install -m 600 restorecond.conf $(SELINUXDIR)/restorecond.conf
+ install -m 644 restorecond.conf $(SELINUXDIR)/restorecond.conf
+ install -m 644 restorecond_user.conf $(SELINUXDIR)/restorecond_user.conf
+ -mkdir -p $(AUTOSTARTDIR)
+ install -m 644 restorecond.desktop $(AUTOSTARTDIR)/restorecond.desktop
+ -mkdir -p $(DBUSSERVICEDIR)
+ install -m 600 org.selinux.Restorecond.service $(DBUSSERVICEDIR)/org.selinux.Restorecond.service
relabel: install
/sbin/restorecon $(SBINDIR)/restorecond
diff --git a/policycoreutils/restorecond/org.selinux.Restorecond.service b/policycoreutils/restorecond/org.selinux.Restorecond.service
new file mode 100644
index 0000000..0ef5f0b
--- /dev/null
+++ b/policycoreutils/restorecond/org.selinux.Restorecond.service
@@ -0,0 +1,3 @@
+[D-BUS Service]
+Name=org.selinux.Restorecond
+Exec=/usr/sbin/restorecond -u
diff --git a/policycoreutils/restorecond/restorecond.8 b/policycoreutils/restorecond/restorecond.8
index b149dcb..0c14c94 100644
--- a/policycoreutils/restorecond/restorecond.8
+++ b/policycoreutils/restorecond/restorecond.8
@@ -3,7 +3,7 @@
restorecond \- daemon that watches for file creation and then sets the default SELinux file context
.SH "SYNOPSIS"
-.B restorecond [\-d]
+.B restorecond [\-d] [\-f restorecond_file ] [\-u] [\-v]
.P
.SH "DESCRIPTION"
@@ -19,13 +19,22 @@ the correct file context associated with the policy.
.B \-d
Turns on debugging mode. Application will stay in the foreground and lots of
debugs messages start printing.
+.TP
+.B \-f restorecond_file
+Use alternative restorecond.conf file.
+.TP
+.B \-u
+Turns on user mode. Runs restorecond in the user session and reads /etc/selinux/restorecond_user.conf. Uses dbus to make sure only one restorecond is running per user session.
+.TP
+.B \-v
+Turns on verbose debugging. (Report missing files)
.SH "AUTHOR"
-This man page was written by Dan Walsh <dwalsh@redhat.com>.
-The program was written by Dan Walsh <dwalsh@redhat.com>.
+This man page and program was written by Dan Walsh <dwalsh@redhat.com>.
.SH "FILES"
/etc/selinux/restorecond.conf
+/etc/selinux/restorecond_user.conf
.SH "SEE ALSO"
.BR restorecon (8),
diff --git a/policycoreutils/restorecond/restorecond.c b/policycoreutils/restorecond/restorecond.c
index 58774e6..77c8013 100644
--- a/policycoreutils/restorecond/restorecond.c
+++ b/policycoreutils/restorecond/restorecond.c
@@ -30,9 +30,11 @@
* and makes sure that there security context matches the systems defaults
*
* USAGE:
- * restorecond [-d] [-v]
+ * restorecond [-d] [-u] [-v] [-f restorecond_file ]
*
* -d Run in debug mode
+ * -f Use alternative restorecond_file
+ * -u Run in user mode
* -v Run in verbose mode (Report missing files)
*
* EXAMPLE USAGE:
@@ -48,294 +50,38 @@
#include <signal.h>
#include <string.h>
#include <unistd.h>
-#include <ctype.h>
+#include "../setfiles/restore.h"
#include <sys/types.h>
-#include <sys/stat.h>
#include <syslog.h>
#include <limits.h>
+#include <pwd.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <stdio.h>
#include <fcntl.h>
-
#include "restorecond.h"
-#include "stringslist.h"
#include "utmpwatcher.h"
-extern char *dirname(char *path);
+const char *homedir;
static int master_fd = -1;
-static int master_wd = -1;
-static int terminate = 0;
-
-#include <selinux/selinux.h>
-#include <utmp.h>
-
-/* size of the event structure, not counting name */
-#define EVENT_SIZE (sizeof (struct inotify_event))
-/* reasonable guess as to size of 1024 events */
-#define BUF_LEN (1024 * (EVENT_SIZE + 16))
-
-static int debug_mode = 0;
-static int verbose_mode = 0;
-
-static void restore(const char *filename, int exact);
-
-struct watchList {
- struct watchList *next;
- int wd;
- char *dir;
- struct stringsList *files;
-};
-struct watchList *firstDir = NULL;
-
-/* Compare two contexts to see if their differences are "significant",
- * or whether the only difference is in the user. */
-static int only_changed_user(const char *a, const char *b)
-{
- char *rest_a, *rest_b; /* Rest of the context after the user */
- if (!a || !b)
- return 0;
- rest_a = strchr(a, ':');
- rest_b = strchr(b, ':');
- if (!rest_a || !rest_b)
- return 0;
- return (strcmp(rest_a, rest_b) == 0);
-}
-
-/*
- A file was in a direcroty has been created. This function checks to
- see if it is one that we are watching.
-*/
-
-static int watch_list_find(int wd, const char *file)
-{
- struct watchList *ptr = NULL;
- ptr = firstDir;
-
- if (debug_mode)
- printf("%d: File=%s\n", wd, file);
- while (ptr != NULL) {
- if (ptr->wd == wd) {
- int exact=0;
- if (strings_list_find(ptr->files, file, &exact) == 0) {
- char *path = NULL;
- if (asprintf(&path, "%s/%s", ptr->dir, file) <
- 0)
- exitApp("Error allocating memory.");
- restore(path, exact);
- free(path);
- return 0;
- }
- if (debug_mode)
- strings_list_print(ptr->files);
-
- /* Not found in this directory */
- return -1;
- }
- ptr = ptr->next;
- }
- /* Did not find a directory */
- return -1;
-}
-
-static void watch_list_free(int fd)
-{
- struct watchList *ptr = NULL;
- struct watchList *prev = NULL;
- ptr = firstDir;
-
- while (ptr != NULL) {
- inotify_rm_watch(fd, ptr->wd);
- strings_list_free(ptr->files);
- free(ptr->dir);
- prev = ptr;
- ptr = ptr->next;
- free(prev);
- }
- firstDir = NULL;
-}
-
-/*
- Set the file context to the default file context for this system.
- Same as restorecon.
-*/
-static void restore(const char *filename, int exact)
-{
- int retcontext = 0;
- security_context_t scontext = NULL;
- security_context_t prev_context = NULL;
- struct stat st;
- int fd = -1;
- if (debug_mode)
- printf("restore %s\n", filename);
-
- fd = open(filename, O_NOFOLLOW | O_RDONLY);
- if (fd < 0) {
- if (verbose_mode)
- syslog(LOG_ERR, "Unable to open file (%s) %s\n",
- filename, strerror(errno));
- return;
- }
-
- if (fstat(fd, &st) != 0) {
- syslog(LOG_ERR, "Unable to stat file (%s) %s\n", filename,
- strerror(errno));
- close(fd);
- return;
- }
-
- if (!(st.st_mode & S_IFDIR) && st.st_nlink > 1) {
- if (exact) {
- syslog(LOG_ERR,
- "Will not restore a file with more than one hard link (%s) %s\n",
- filename, strerror(errno));
- }
- close(fd);
- return;
- }
-
- if (matchpathcon(filename, st.st_mode, &scontext) < 0) {
- if (errno == ENOENT)
- return;
- syslog(LOG_ERR, "matchpathcon(%s) failed %s\n", filename,
- strerror(errno));
- return;
- }
- retcontext = fgetfilecon_raw(fd, &prev_context);
-
- if (retcontext >= 0 || errno == ENODATA) {
- if (retcontext < 0)
- prev_context = NULL;
- if (retcontext < 0 || (strcmp(prev_context, scontext) != 0)) {
-
- if (only_changed_user(scontext, prev_context) != 0) {
- free(scontext);
- free(prev_context);
- close(fd);
- return;
- }
-
- if (fsetfilecon(fd, scontext) < 0) {
- if (errno != EOPNOTSUPP)
- syslog(LOG_ERR,
- "set context %s->%s failed:'%s'\n",
- filename, scontext, strerror(errno));
- if (retcontext >= 0)
- free(prev_context);
- free(scontext);
- close(fd);
- return;
- }
- syslog(LOG_WARNING, "Reset file context %s: %s->%s\n",
- filename, prev_context, scontext);
- }
- if (retcontext >= 0)
- free(prev_context);
- } else {
- if (errno != EOPNOTSUPP)
- syslog(LOG_ERR, "get context on %s failed: '%s'\n",
- filename, strerror(errno));
- }
- free(scontext);
- close(fd);
-}
-
-static void process_config(int fd, FILE * cfg)
-{
- char *line_buf = NULL;
- size_t len = 0;
-
- while (getline(&line_buf, &len, cfg) > 0) {
- char *buffer = line_buf;
- while (isspace(*buffer))
- buffer++;
- if (buffer[0] == '#')
- continue;
- int l = strlen(buffer) - 1;
- if (l <= 0)
- continue;
- buffer[l] = 0;
- if (buffer[0] == '~')
- utmpwatcher_add(fd, &buffer[1]);
- else {
- watch_list_add(fd, buffer);
- }
- }
- free(line_buf);
-}
-/*
- Read config file ignoring Comment lines
- Files specified one per line. Files with "~" will be expanded to the logged in users
- homedirs.
-*/
-
-static void read_config(int fd)
-{
- char *watch_file_path = "/etc/selinux/restorecond.conf";
-
- FILE *cfg = NULL;
- if (debug_mode)
- printf("Read Config\n");
-
- watch_list_free(fd);
-
- cfg = fopen(watch_file_path, "r");
- if (!cfg)
- exitApp("Error reading config file.");
- process_config(fd, cfg);
- fclose(cfg);
-
- inotify_rm_watch(fd, master_wd);
- master_wd =
- inotify_add_watch(fd, watch_file_path, IN_MOVED_FROM | IN_MODIFY);
- if (master_wd == -1)
- exitApp("Error watching config file.");
-}
-
-/*
- Inotify watch loop
-*/
-static int watch(int fd)
-{
- char buf[BUF_LEN];
- int len, i = 0;
- len = read(fd, buf, BUF_LEN);
- if (len < 0) {
- if (terminate == 0) {
- syslog(LOG_ERR, "Read error (%s)", strerror(errno));
- return 0;
- }
- syslog(LOG_ERR, "terminated");
- return -1;
- } else if (!len)
- /* BUF_LEN too small? */
- return -1;
- while (i < len) {
- struct inotify_event *event;
- event = (struct inotify_event *)&buf[i];
- if (debug_mode)
- printf("wd=%d mask=%u cookie=%u len=%u\n",
- event->wd, event->mask,
- event->cookie, event->len);
- if (event->wd == master_wd)
- read_config(fd);
- else {
- switch (utmpwatcher_handle(fd, event->wd)) {
- case -1: /* Message was not for utmpwatcher */
- if (event->len)
- watch_list_find(event->wd, event->name);
- break;
+static char *server_watch_file = "/etc/selinux/restorecond.conf";
+static char *user_watch_file = "/etc/selinux/restorecond_user.conf";
+static char *watch_file;
+static struct restore_opts r_opts;
- case 1: /* utmp has changed need to reload */
- read_config(fd);
- break;
+#include <selinux/selinux.h>
- default: /* No users logged in or out */
- break;
- }
- }
+int debug_mode = 0;
+int terminate = 0;
+int master_wd = -1;
+int run_as_user = 0;
- i += EVENT_SIZE + event->len;
- }
- return 0;
+static void done(void) {
+ watch_list_free(master_fd);
+ close(master_fd);
+ utmpwatcher_free();
+ matchpathcon_fini();
}
static const char *pidfile = "/var/run/restorecond.pid";
@@ -374,7 +120,7 @@ static void term_handler()
static void usage(char *program)
{
- printf("%s [-d] [-v] \n", program);
+ printf("%s [-d] [-f restorecond_file ] [-u] [-v] \n", program);
exit(0);
}
@@ -390,74 +136,35 @@ void exitApp(const char *msg)
to see if it is one that we are watching.
*/
-void watch_list_add(int fd, const char *path)
-{
- struct watchList *ptr = NULL;
- struct watchList *prev = NULL;
- char *x = strdup(path);
- if (!x)
- exitApp("Out of Memory");
- char *dir = dirname(x);
- char *file = basename(path);
- ptr = firstDir;
-
- restore(path, 1);
-
- while (ptr != NULL) {
- if (strcmp(dir, ptr->dir) == 0) {
- strings_list_add(&ptr->files, file);
- free(x);
- return;
- }
- prev = ptr;
- ptr = ptr->next;
- }
- ptr = calloc(1, sizeof(struct watchList));
-
- if (!ptr)
- exitApp("Out of Memory");
-
- ptr->wd = inotify_add_watch(fd, dir, IN_CREATE | IN_MOVED_TO);
- if (ptr->wd == -1) {
- free(ptr);
- syslog(LOG_ERR, "Unable to watch (%s) %s\n",
- path, strerror(errno));
- return;
- }
-
- ptr->dir = strdup(dir);
- if (!ptr->dir)
- exitApp("Out of Memory");
-
- strings_list_add(&ptr->files, file);
- if (prev)
- prev->next = ptr;
- else
- firstDir = ptr;
-
- if (debug_mode)
- printf("%d: Dir=%s, File=%s\n", ptr->wd, ptr->dir, file);
-
- free(x);
-}
-
int main(int argc, char **argv)
{
int opt;
struct sigaction sa;
-#ifndef DEBUG
- /* Make sure we are root */
- if (getuid() != 0) {
- fprintf(stderr, "You must be root to run this program.\n");
- return 1;
- }
-#endif
- /* Make sure we are root */
- if (is_selinux_enabled() != 1) {
- fprintf(stderr, "Daemon requires SELinux be enabled to run.\n");
- return 1;
- }
+ memset(&r_opts, 0, sizeof(r_opts));
+
+ r_opts.progress = 0;
+ r_opts.count = 0;
+ r_opts.debug = 0;
+ r_opts.change = 1;
+ r_opts.verbose = 0;
+ r_opts.logging = 0;
+ r_opts.rootpath = NULL;
+ r_opts.rootpathlen = 0;
+ r_opts.outfile = NULL;
+ r_opts.force = 0;
+ r_opts.hard_links = 0;
+ r_opts.abort_on_error = 0;
+ r_opts.add_assoc = 0;
+ r_opts.expand_realpath = 0;
+ r_opts.fts_flags = FTS_PHYSICAL;
+ r_opts.selabel_opt_validate = NULL;
+ r_opts.selabel_opt_path = NULL;
+ r_opts.ignore_enoent = 1;
+
+ restore_init(&r_opts);
+ /* If we are not running SELinux then just exit */
+ if (is_selinux_enabled() != 1) return 0;
/* Register sighandlers */
sa.sa_flags = 0;
@@ -467,36 +174,56 @@ int main(int argc, char **argv)
set_matchpathcon_flags(MATCHPATHCON_NOTRANS);
- master_fd = inotify_init();
- if (master_fd < 0)
- exitApp("inotify_init");
-
- while ((opt = getopt(argc, argv, "dv")) > 0) {
+ exclude_non_seclabel_mounts();
+ atexit( done );
+ while ((opt = getopt(argc, argv, "df:uv")) > 0) {
switch (opt) {
case 'd':
debug_mode = 1;
break;
+ case 'f':
+ watch_file = optarg;
+ break;
+ case 'u':
+ run_as_user = 1;
+ break;
case 'v':
- verbose_mode = 1;
+ r_opts.verbose++;
break;
case '?':
usage(argv[0]);
}
}
- read_config(master_fd);
+
+ master_fd = inotify_init();
+ if (master_fd < 0)
+ exitApp("inotify_init");
+
+ uid_t uid = getuid();
+ struct passwd *pwd = getpwuid(uid);
+ homedir = pwd->pw_dir;
+ if (uid != 0) {
+ if (run_as_user)
+ return server(master_fd, user_watch_file);
+ if (start() != 0)
+ return server(master_fd, user_watch_file);
+ return 0;
+ }
+
+ watch_file = server_watch_file;
+ read_config(master_fd, watch_file);
if (!debug_mode)
daemon(0, 0);
write_pid_file();
- while (watch(master_fd) == 0) {
+ while (watch(master_fd, watch_file) == 0) {
};
watch_list_free(master_fd);
close(master_fd);
matchpathcon_fini();
- utmpwatcher_free();
if (pidfile)
unlink(pidfile);
diff --git a/policycoreutils/restorecond/restorecond.conf b/policycoreutils/restorecond/restorecond.conf
index 3fc9376..58b723a 100644
--- a/policycoreutils/restorecond/restorecond.conf
+++ b/policycoreutils/restorecond/restorecond.conf
@@ -4,8 +4,5 @@
/etc/mtab
/var/run/utmp
/var/log/wtmp
-~/*
-/root/.ssh
+/root/*
/root/.ssh/*
-
-
diff --git a/policycoreutils/restorecond/restorecond.desktop b/policycoreutils/restorecond/restorecond.desktop
new file mode 100644
index 0000000..23ff89d
--- /dev/null
+++ b/policycoreutils/restorecond/restorecond.desktop
@@ -0,0 +1,7 @@
+[Desktop Entry]
+Name=File Context maintainer
+Exec=/usr/sbin/restorecond -u
+Comment=Fix file context in owned by the user
+Encoding=UTF-8
+Type=Application
+StartupNotify=false
diff --git a/policycoreutils/restorecond/restorecond.h b/policycoreutils/restorecond/restorecond.h
index e1666bf..8c85ef0 100644
--- a/policycoreutils/restorecond/restorecond.h
+++ b/policycoreutils/restorecond/restorecond.h
@@ -24,7 +24,22 @@
#ifndef RESTORED_CONFIG_H
#define RESTORED_CONFIG_H
-void exitApp(const char *msg);
-void watch_list_add(int inotify_fd, const char *path);
+extern int debug_mode;
+extern const char *homedir;
+extern int terminate;
+extern int master_wd;
+extern int run_as_user;
+
+extern int start(void);
+extern int server(int, const char *watch_file);
+
+extern void exitApp(const char *msg);
+extern void read_config(int fd, const char *watch_file);
+
+extern int watch(int fd, const char *watch_file);
+extern void watch_list_add(int inotify_fd, const char *path);
+extern int watch_list_find(int wd, const char *file);
+extern void watch_list_free(int fd);
+extern int watch_list_isempty();
#endif
diff --git a/policycoreutils/restorecond/restorecond.init b/policycoreutils/restorecond/restorecond.init
index b966db6..775c52b 100644
--- a/policycoreutils/restorecond/restorecond.init
+++ b/policycoreutils/restorecond/restorecond.init
@@ -26,7 +26,7 @@ PATH=/sbin:/bin:/usr/bin:/usr/sbin
# Source function library.
. /etc/rc.d/init.d/functions
-[ -x /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled || exit 0
+[ -x /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled || exit 7
# Check that we are root ... so non-root users stop here
test $EUID = 0 || exit 4
@@ -75,16 +75,15 @@ case "$1" in
status restorecond
RETVAL=$?
;;
- restart|reload)
+ force-reload|restart|reload)
restart
;;
condrestart)
[ -e /var/lock/subsys/restorecond ] && restart || :
;;
*)
- echo $"Usage: $0 {start|stop|restart|reload|condrestart}"
+ echo $"Usage: $0 {start|stop|restart|force-reload|status|condrestart}"
RETVAL=3
esac
exit $RETVAL
-
diff --git a/policycoreutils/restorecond/restorecond_user.conf b/policycoreutils/restorecond/restorecond_user.conf
new file mode 100644
index 0000000..d97bc72
--- /dev/null
+++ b/policycoreutils/restorecond/restorecond_user.conf
@@ -0,0 +1,2 @@
+~/*
+~/public_html/*
diff --git a/policycoreutils/restorecond/user.c b/policycoreutils/restorecond/user.c
new file mode 100644
index 0000000..272479a
--- /dev/null
+++ b/policycoreutils/restorecond/user.c
@@ -0,0 +1,239 @@
+/*
+ * restorecond
+ *
+ * Copyright (C) 2006-2009 Red Hat
+ * see file 'COPYING' for use and warranty information
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+.*
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ * 02111-1307 USA
+ *
+ * Authors:
+ * Dan Walsh <dwalsh@redhat.com>
+ *
+*/
+
+#define _GNU_SOURCE
+#include <sys/inotify.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <syslog.h>
+#include <limits.h>
+#include <fcntl.h>
+
+#include "restorecond.h"
+#include "stringslist.h"
+#include <glib.h>
+#ifdef HAVE_DBUS
+#include <dbus/dbus.h>
+#include <dbus/dbus-glib.h>
+#include <dbus/dbus-glib-lowlevel.h>
+
+static DBusHandlerResult signal_filter (DBusConnection *connection, DBusMessage *message, void *user_data);
+
+static const char *PATH="/org/selinux/Restorecond";
+//static const char *BUSNAME="org.selinux.Restorecond";
+static const char *INTERFACE="org.selinux.RestorecondIface";
+static const char *RULE="type='signal',interface='org.selinux.RestorecondIface'";
+
+
+static DBusHandlerResult
+signal_filter (DBusConnection *connection __attribute__ ((__unused__)), DBusMessage *message, void *user_data)
+{
+ /* User data is the event loop we are running in */
+ GMainLoop *loop = user_data;
+
+ /* A signal from the bus saying we are about to be disconnected */
+ if (dbus_message_is_signal
+ (message, INTERFACE, "Stop")) {
+
+ /* Tell the main loop to quit */
+ g_main_loop_quit (loop);
+ /* We have handled this message, don't pass it on */
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ /* A Ping signal on the com.burtonini.dbus.Signal interface */
+ else if (dbus_message_is_signal (message, INTERFACE, "Start")) {
+ DBusError error;
+ dbus_error_init (&error);
+ g_print("Start received\n");
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static int dbus_server(GMainLoop *loop) {
+ DBusConnection *bus;
+ DBusError error;
+ dbus_error_init (&error);
+ bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
+ if (bus) {
+ dbus_connection_setup_with_g_main (bus, NULL);
+
+ /* listening to messages from all objects as no path is specified */
+ dbus_bus_add_match (bus, RULE, &error); // see signals from the given interfacey
+ dbus_connection_add_filter (bus, signal_filter, loop, NULL);
+ return 0;
+ }
+ return -1;
+}
+
+#endif
+#include <selinux/selinux.h>
+#include <sys/file.h>
+
+/* size of the event structure, not counting name */
+#define EVENT_SIZE (sizeof (struct inotify_event))
+/* reasonable guess as to size of 1024 events */
+#define BUF_LEN (1024 * (EVENT_SIZE + 16))
+
+static gboolean
+io_channel_callback
+ (GIOChannel *source,
+ GIOCondition condition,
+ gpointer data __attribute__((__unused__)))
+{
+
+ char buffer[BUF_LEN+1];
+ gsize bytes_read;
+ unsigned int i = 0;
+
+ if (condition & G_IO_IN) {
+ /* Data is available. */
+ g_io_channel_read
+ (source, buffer,
+ sizeof (buffer),
+ &bytes_read);
+
+ while (i < bytes_read) {
+ struct inotify_event *event;
+ event = (struct inotify_event *)&buffer[i];
+ if (debug_mode)
+ printf("wd=%d mask=%u cookie=%u len=%u\n",
+ event->wd, event->mask,
+ event->cookie, event->len);
+ if (event->len)
+ watch_list_find(event->wd, event->name);
+
+ i += EVENT_SIZE + event->len;
+ }
+ }
+
+ /* An error happened while reading
+ the file. */
+
+ if (condition & G_IO_NVAL)
+ return FALSE;
+
+ /* We have reached the end of the
+ file. */
+
+ if (condition & G_IO_HUP) {
+ g_io_channel_close (source);
+ return FALSE;
+ }
+
+ /* Returning TRUE will make sure
+ the callback remains associated
+ to the channel. */
+
+ return TRUE;
+}
+
+int start() {
+#ifdef HAVE_DBUS
+ DBusConnection *bus;
+ DBusError error;
+ DBusMessage *message;
+
+ /* Get a connection to the session bus */
+ dbus_error_init (&error);
+ bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
+ if (!bus) {
+ if (debug_mode)
+ g_warning ("Failed to connect to the D-BUS daemon: %s", error.message);
+ dbus_error_free (&error);
+ return 1;
+ }
+
+
+ /* Create a new signal "Start" on the interface,
+ * from the object */
+ message = dbus_message_new_signal (PATH,
+ INTERFACE, "Start");
+ /* Send the signal */
+ dbus_connection_send (bus, message, NULL);
+ /* Free the signal now we have finished with it */
+ dbus_message_unref (message);
+#endif /* HAVE_DBUS */
+ return 0;
+}
+
+static int local_server() {
+ // ! dbus, run as local service
+ char *ptr=NULL;
+ asprintf(&ptr, "%s/.restorecond", homedir);
+ int fd = open(ptr, O_CREAT | O_WRONLY | O_NOFOLLOW, S_IRUSR | S_IWUSR);
+ if (debug_mode)
+ g_warning ("Lock file: %s", ptr);
+
+ free(ptr);
+ if (fd < 0) {
+ if (debug_mode)
+ perror("open");
+ return -1;
+ }
+ if (flock(fd, LOCK_EX | LOCK_NB) < 0) {
+ if (debug_mode)
+ perror("flock");
+ return -1;
+ }
+ return 0;
+}
+
+int server(int master_fd, const char *watch_file) {
+ GMainLoop *loop;
+
+ loop = g_main_loop_new (NULL, FALSE);
+
+#ifdef HAVE_DBUS
+ if (dbus_server(loop) != 0)
+#endif /* HAVE_DBUS */
+ if (local_server(loop) != 0)
+ return 0;
+
+ read_config(master_fd, watch_file);
+
+ if (watch_list_isempty()) return 0;
+
+ set_matchpathcon_flags(MATCHPATHCON_NOTRANS);
+
+ GIOChannel *c = g_io_channel_unix_new(master_fd);
+
+ g_io_add_watch_full( c,
+ G_PRIORITY_HIGH,
+ G_IO_IN|G_IO_ERR|G_IO_HUP,
+ io_channel_callback, NULL, NULL);
+
+ g_main_loop_run (loop);
+ return 0;
+}
+
diff --git a/policycoreutils/restorecond/utmpwatcher.c b/policycoreutils/restorecond/utmpwatcher.c
index f182c22..feddb5a 100644
--- a/policycoreutils/restorecond/utmpwatcher.c
+++ b/policycoreutils/restorecond/utmpwatcher.c
@@ -72,8 +72,8 @@ unsigned int utmpwatcher_handle(int inotify_fd, int wd)
if (utmp_wd == -1)
exitApp("Error watching utmp file.");
+ changed = strings_list_diff(prev_utmp_ptr, utmp_ptr);
if (prev_utmp_ptr) {
- changed = strings_list_diff(prev_utmp_ptr, utmp_ptr);
strings_list_free(prev_utmp_ptr);
}
return changed;
diff --git a/policycoreutils/restorecond/watch.c b/policycoreutils/restorecond/watch.c
new file mode 100644
index 0000000..c0caab2
--- /dev/null
+++ b/policycoreutils/restorecond/watch.c
@@ -0,0 +1,270 @@
+#define _GNU_SOURCE
+#include <sys/inotify.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <syslog.h>
+#include "../setfiles/restore.h"
+#include <glob.h>
+#include <libgen.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <selinux/selinux.h>
+#include "restorecond.h"
+#include "stringslist.h"
+#include "utmpwatcher.h"
+
+/* size of the event structure, not counting name */
+#define EVENT_SIZE (sizeof (struct inotify_event))
+/* reasonable guess as to size of 1024 events */
+#define BUF_LEN (1024 * (EVENT_SIZE + 16))
+
+
+struct watchList {
+ struct watchList *next;
+ int wd;
+ char *dir;
+ struct stringsList *files;
+};
+struct watchList *firstDir = NULL;
+
+int watch_list_isempty() {
+ return firstDir == NULL;
+}
+
+void watch_list_add(int fd, const char *path)
+{
+ struct watchList *ptr = NULL;
+ size_t i = 0;
+ struct watchList *prev = NULL;
+ glob_t globbuf;
+ char *x = strdup(path);
+ if (!x) exitApp("Out of Memory");
+ char *file = basename(x);
+ char *dir = dirname(x);
+ ptr = firstDir;
+
+ if (exclude(path)) return;
+
+ globbuf.gl_offs = 1;
+ if (glob(path,
+ GLOB_TILDE | GLOB_PERIOD,
+ NULL,
+ &globbuf) >= 0) {
+ for (i=0; i < globbuf.gl_pathc; i++) {
+ int len = strlen(globbuf.gl_pathv[i]) -2;
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len--], "/.") == 0) continue;
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len], "/..") == 0) continue;
+ if (process_one_realpath(globbuf.gl_pathv[i], 0) > 0)
+ process_one_realpath(globbuf.gl_pathv[i], 1);
+ }
+ globfree(&globbuf);
+ }
+
+ while (ptr != NULL) {
+ if (strcmp(dir, ptr->dir) == 0) {
+ strings_list_add(&ptr->files, file);
+ free(x);
+ return;
+ }
+ prev = ptr;
+ ptr = ptr->next;
+ }
+ ptr = calloc(1, sizeof(struct watchList));
+
+ if (!ptr) exitApp("Out of Memory");
+
+ ptr->wd = inotify_add_watch(fd, dir, IN_CREATE | IN_MOVED_TO);
+ if (ptr->wd == -1) {
+ free(ptr);
+ free(x);
+ if (! run_as_user)
+ syslog(LOG_ERR, "Unable to watch (%s) %s\n",
+ path, strerror(errno));
+ return;
+ }
+
+ ptr->dir = strdup(dir);
+ if (!ptr->dir)
+ exitApp("Out of Memory");
+
+ strings_list_add(&ptr->files, file);
+ if (prev)
+ prev->next = ptr;
+ else
+ firstDir = ptr;
+
+ if (debug_mode)
+ printf("%d: Dir=%s, File=%s\n", ptr->wd, ptr->dir, file);
+
+ free(x);
+}
+
+/*
+ A file was in a direcroty has been created. This function checks to
+ see if it is one that we are watching.
+*/
+
+int watch_list_find(int wd, const char *file)
+{
+ struct watchList *ptr = NULL;
+ ptr = firstDir;
+ if (debug_mode)
+ printf("%d: File=%s\n", wd, file);
+ while (ptr != NULL) {
+ if (ptr->wd == wd) {
+ int exact=0;
+ if (strings_list_find(ptr->files, file, &exact) == 0) {
+ char *path = NULL;
+ if (asprintf(&path, "%s/%s", ptr->dir, file) <
+ 0)
+ exitApp("Error allocating memory.");
+
+ process_one_realpath(path, 0);
+ free(path);
+ return 0;
+ }
+ if (debug_mode)
+ strings_list_print(ptr->files);
+
+ /* Not found in this directory */
+ return -1;
+ }
+ ptr = ptr->next;
+ }
+ /* Did not find a directory */
+ return -1;
+}
+
+void watch_list_free(int fd)
+{
+ struct watchList *ptr = NULL;
+ struct watchList *prev = NULL;
+ ptr = firstDir;
+
+ while (ptr != NULL) {
+ inotify_rm_watch(fd, ptr->wd);
+ strings_list_free(ptr->files);
+ free(ptr->dir);
+ prev = ptr;
+ ptr = ptr->next;
+ free(prev);
+ }
+ firstDir = NULL;
+}
+
+/*
+ Inotify watch loop
+*/
+int watch(int fd, const char *watch_file)
+{
+ char buf[BUF_LEN];
+ int len, i = 0;
+ if (firstDir == NULL) return 0;
+
+ len = read(fd, buf, BUF_LEN);
+ if (len < 0) {
+ if (terminate == 0) {
+ syslog(LOG_ERR, "Read error (%s)", strerror(errno));
+ return 0;
+ }
+ syslog(LOG_ERR, "terminated");
+ return -1;
+ } else if (!len)
+ /* BUF_LEN too small? */
+ return -1;
+ while (i < len) {
+ struct inotify_event *event;
+ event = (struct inotify_event *)&buf[i];
+ if (debug_mode)
+ printf("wd=%d mask=%u cookie=%u len=%u\n",
+ event->wd, event->mask,
+ event->cookie, event->len);
+ if (event->wd == master_wd)
+ read_config(fd, watch_file);
+ else {
+ switch (utmpwatcher_handle(fd, event->wd)) {
+ case -1: /* Message was not for utmpwatcher */
+ if (event->len)
+ watch_list_find(event->wd, event->name);
+ break;
+ case 1: /* utmp has changed need to reload */
+ read_config(fd, watch_file);
+ break;
+
+ default: /* No users logged in or out */
+ break;
+ }
+ }
+
+ i += EVENT_SIZE + event->len;
+ }
+ return 0;
+}
+
+static void process_config(int fd, FILE * cfg)
+{
+ char *line_buf = NULL;
+ size_t len = 0;
+
+ while (getline(&line_buf, &len, cfg) > 0) {
+ char *buffer = line_buf;
+ while (isspace(*buffer))
+ buffer++;
+ if (buffer[0] == '#')
+ continue;
+ int l = strlen(buffer) - 1;
+ if (l <= 0)
+ continue;
+ buffer[l] = 0;
+ if (buffer[0] == '~') {
+ if (run_as_user) {
+ char *ptr=NULL;
+ asprintf(&ptr, "%s%s", homedir, &buffer[1]);
+ watch_list_add(fd, ptr);
+ free(ptr);
+ } else {
+ utmpwatcher_add(fd, &buffer[1]);
+ }
+ } else {
+ watch_list_add(fd, buffer);
+ }
+ }
+ free(line_buf);
+}
+
+/*
+ Read config file ignoring Comment lines
+ Files specified one per line. Files with "~" will be expanded to the logged in users
+ homedirs.
+*/
+
+void read_config(int fd, const char *watch_file_path)
+{
+
+ FILE *cfg = NULL;
+ if (debug_mode)
+ printf("Read Config\n");
+
+ watch_list_free(fd);
+
+ cfg = fopen(watch_file_path, "r");
+ if (!cfg){
+ perror(watch_file_path);
+ exitApp("Error reading config file");
+ }
+ process_config(fd, cfg);
+ fclose(cfg);
+
+ inotify_rm_watch(fd, master_wd);
+ master_wd =
+ inotify_add_watch(fd, watch_file_path, IN_MOVED_FROM | IN_MODIFY);
+ if (master_wd == -1)
+ exitApp("Error watching config file.");
+}
diff --git a/policycoreutils/sandbox/Makefile b/policycoreutils/sandbox/Makefile
index ff0ee7c..0c8a085 100644
--- a/policycoreutils/sandbox/Makefile
+++ b/policycoreutils/sandbox/Makefile
@@ -7,10 +7,10 @@ SBINDIR ?= $(PREFIX)/sbin
MANDIR ?= $(PREFIX)/share/man
LOCALEDIR ?= /usr/share/locale
SHAREDIR ?= $(PREFIX)/share/sandbox
-override CFLAGS += $(LDFLAGS) -I$(PREFIX)/include -DPACKAGE="\"policycoreutils\""
-LDLIBS += -lselinux -lcap-ng
+override CFLAGS += $(LDFLAGS) -I$(PREFIX)/include -DPACKAGE="\"policycoreutils\"" -Wall -Werror -Wextra
+LDLIBS += -lcgroup -lselinux -lcap-ng
-all: sandbox seunshare sandboxX.sh
+all: sandbox seunshare sandboxX.sh start
seunshare: seunshare.o $(EXTRA_OBJS)
$(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS)
@@ -20,14 +20,18 @@ install: all
install -m 755 sandbox $(BINDIR)
-mkdir -p $(MANDIR)/man8
install -m 644 sandbox.8 $(MANDIR)/man8/
+ install -m 644 seunshare.8 $(MANDIR)/man8/
+ -mkdir -p $(MANDIR)/man5
+ install -m 644 sandbox.conf.5 $(MANDIR)/man5/
-mkdir -p $(SBINDIR)
install -m 4755 seunshare $(SBINDIR)/
-mkdir -p $(SHAREDIR)
install -m 755 sandboxX.sh $(SHAREDIR)
+ install -m 755 start $(SHAREDIR)
-mkdir -p $(INITDIR)
install -m 755 sandbox.init $(INITDIR)/sandbox
-mkdir -p $(SYSCONFDIR)
- install -m 644 sandbox.config $(SYSCONFDIR)/sandbox
+ install -m 644 sandbox.conf $(SYSCONFDIR)/sandbox
test:
@python test_sandbox.py -v
diff --git a/policycoreutils/sandbox/sandbox b/policycoreutils/sandbox/sandbox
index 48a26c2..224b9d1 100644
--- a/policycoreutils/sandbox/sandbox
+++ b/policycoreutils/sandbox/sandbox
@@ -1,5 +1,6 @@
-#! /usr/bin/python -E
+#! /usr/bin/python -Es
# Authors: Dan Walsh <dwalsh@redhat.com>
+# Authors: Thomas Liu <tliu@fedoraproject.org>
# Authors: Josh Cogliati
#
# Copyright (C) 2009,2010 Red Hat
@@ -19,15 +20,18 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
-import os, sys, socket, random, fcntl, shutil, re, subprocess
+import os, stat, sys, socket, random, fcntl, shutil, re, subprocess
import selinux
import signal
from tempfile import mkdtemp
import pwd
+import commands
+import setools
PROGNAME = "policycoreutils"
HOMEDIR=pwd.getpwuid(os.getuid()).pw_dir
-
+SEUNSHARE = "/usr/sbin/seunshare"
+SANDBOXSH = "/usr/share/sandbox/sandboxX.sh"
import gettext
gettext.bindtextdomain(PROGNAME, "/usr/share/locale")
gettext.textdomain(PROGNAME)
@@ -41,6 +45,7 @@ except IOError:
import __builtin__
__builtin__.__dict__['_'] = unicode
+DEFAULT_WINDOWSIZE = "1000x700"
DEFAULT_TYPE = "sandbox_t"
DEFAULT_X_TYPE = "sandbox_x_t"
SAVE_FILES = {}
@@ -63,15 +68,15 @@ def error_exit(msg):
sys.stderr.flush()
sys.exit(1)
-def copyfile(file, dir, dest):
+def copyfile(file, srcdir, dest):
import re
- if file.startswith(dir):
+ if file.startswith(srcdir):
dname = os.path.dirname(file)
bname = os.path.basename(file)
- if dname == dir:
+ if dname == srcdir:
dest = dest + "/" + bname
else:
- newdir = re.sub(dir, dest, dname)
+ newdir = re.sub(srcdir, dest, dname)
if not os.path.exists(newdir):
os.makedirs(newdir)
dest = newdir + "/" + bname
@@ -81,9 +86,10 @@ def copyfile(file, dir, dest):
shutil.copytree(file, dest)
else:
shutil.copy2(file, dest)
+
except shutil.Error, elist:
- for e in elist:
- sys.stderr.write(e[1])
+ for e in elist.message:
+ sys.stderr.write(e[2])
SAVE_FILES[file] = (dest, os.path.getmtime(dest))
@@ -161,10 +167,10 @@ class Sandbox:
if not self.__options.homedir or not self.__options.tmpdir:
self.usage(_("Homedir and tempdir required for level mounts"))
- if not os.path.exists("/usr/sbin/seunshare"):
+ if not os.path.exists(SEUNSHARE):
raise ValueError(_("""
-/usr/sbin/seunshare is required for the action you want to perform.
-"""))
+%s is required for the action you want to perform.
+""") % SEUNSHARE)
def __mount_callback(self, option, opt, value, parser):
self.__mount = True
@@ -172,6 +178,15 @@ class Sandbox:
def __x_callback(self, option, opt, value, parser):
self.__mount = True
setattr(parser.values, option.dest, True)
+ if not os.path.exists(SEUNSHARE):
+ raise ValueError(_("""
+%s is required for the action you want to perform.
+""") % SEUNSHARE)
+
+ if not os.path.exists(SANDBOXSH):
+ raise ValueError(_("""
+%s is required for the action you want to perform.
+""") % SANDBOXSH)
def __validdir(self, option, opt, value, parser):
if not os.path.isdir(value):
@@ -194,6 +209,8 @@ class Sandbox:
self.__include(option, opt, i[:-1], parser)
except IOError, e:
sys.stderr.write(str(e))
+ except TypeError, e:
+ sys.stderr.write(str(e))
fd.close()
def __copyfiles(self):
@@ -212,13 +229,15 @@ class Sandbox:
/etc/gdm/Xsession
""")
else:
- command = " ".join(self.__paths)
+ command = self.__paths[0] + " "
+ for p in self.__paths[1:]:
+ command += "'%s' " % p
fd.write("""#! /bin/sh
#TITLE: %s
/usr/bin/test -r ~/.xmodmap && /usr/bin/xmodmap ~/.xmodmap
%s &
WM_PID=$!
-%s
+dbus-launch --exit-with-session %s
kill -TERM $WM_PID 2> /dev/null
""" % (command, wm, command))
fd.close()
@@ -226,14 +245,25 @@ kill -TERM $WM_PID 2> /dev/null
def usage(self, message = ""):
error_exit("%s\n%s" % (self.__parser.usage, message))
-
+
def __parse_options(self):
from optparse import OptionParser
+ types = ""
+ try:
+ types = _("""
+Policy defines the following types for use with the -t:
+\t%s
+""") % "\n\t".join(setools.seinfo(setools.ATTRIBUTE, "sandbox_type")[0]['types'])
+ except RuntimeError:
+ pass
+
usage = _("""
-sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [[-i file ] ...] [ -t type ] command
+sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] command
+
+sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] -S
+%s
+""") % types
-sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [[-i file ] ...] [ -t type ] -S
-""")
parser = OptionParser(version=self.VERSION, usage=usage)
parser.disable_interspersed_args()
@@ -268,6 +298,10 @@ sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-
action="callback", callback=self.__validdir,
help=_("alternate /tmp directory to use for mounting"))
+ parser.add_option("-w", "--windowsize", dest="windowsize",
+ type="string", default=DEFAULT_WINDOWSIZE,
+ help="size of the sandbox window")
+
parser.add_option("-W", "--windowmanager", dest="wm",
type="string",
default="/usr/bin/matchbox-window-manager -use_titlebar no",
@@ -276,13 +310,17 @@ sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-
parser.add_option("-l", "--level", dest="level",
help=_("MCS/MLS level for the sandbox"))
+ parser.add_option("-C", "--cgroups",
+ action="store_true", dest="usecgroup", default=False,
+ help="Use cgroups to limit this sandbox.")
+
self.__parser=parser
self.__options, cmds = parser.parse_args()
if self.__options.X_ind:
self.setype = DEFAULT_X_TYPE
-
+
if self.__options.setype:
self.setype = self.__options.setype
@@ -299,6 +337,9 @@ sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-
self.__options.X_ind = True
self.__homedir = self.__options.homedir
self.__tmpdir = self.__options.tmpdir
+ elif self.__options.level:
+ self.__homedir = self.__options.homedir
+ self.__tmpdir = self.__options.tmpdir
else:
if len(cmds) == 0:
self.usage(_("Command required"))
@@ -351,22 +392,24 @@ sandbox [-h] [-[X|M] [-l level ] [-H homedir] [-T tempdir]] [-I includefile ] [-
def __execute(self):
try:
- if self.__options.X_ind:
- xmodmapfile = self.__homedir + "/.xmodmap"
- xd = open(xmodmapfile,"w")
- subprocess.Popen(["/usr/bin/xmodmap","-pke"],stdout=xd).wait()
- xd.close()
-
- self.__setup_sandboxrc(self.__options.wm)
-
- cmds = [ '/usr/sbin/seunshare', "-t", self.__tmpdir, "-h", self.__homedir, "--", self.__execcon, "/usr/share/sandbox/sandboxX.sh" ]
- rc = subprocess.Popen(cmds).wait()
- return rc
-
+ cmds = [ SEUNSHARE, "-Z", self.__execcon ]
+ if self.__options.usecgroup == True:
+ cmds.append('-c')
if self.__mount:
- cmds = [ '/usr/sbin/seunshare', "-t", self.__tmpdir, "-h", self.__homedir, "--", self.__execcon ] + self.__paths
- rc = subprocess.Popen(cmds).wait()
- return rc
+ cmds += [ "-t", self.__tmpdir, "-h", self.__homedir ]
+
+ if self.__options.X_ind:
+ xmodmapfile = self.__homedir + "/.xmodmap"
+ xd = open(xmodmapfile,"w")
+ subprocess.Popen(["/usr/bin/xmodmap","-pke"],stdout=xd).wait()
+ xd.close()
+
+ self.__setup_sandboxrc(self.__options.wm)
+
+ cmds += [ "--", SANDBOXSH, self.__options.windowsize ]
+ else:
+ cmds += [ "--" ] + self.__paths
+ return subprocess.Popen(cmds).wait()
selinux.setexeccon(self.__execcon)
rc = subprocess.Popen(self.__cmds).wait()
diff --git a/policycoreutils/sandbox/sandbox.8 b/policycoreutils/sandbox/sandbox.8
index 1479364..73d33b3 100644
--- a/policycoreutils/sandbox/sandbox.8
+++ b/policycoreutils/sandbox/sandbox.8
@@ -1,10 +1,13 @@
-.TH SANDBOX "8" "May 2009" "chcat" "User Commands"
+.TH SANDBOX "8" "May 2010" "sandbox" "User Commands"
.SH NAME
sandbox \- Run cmd under an SELinux sandbox
.SH SYNOPSIS
.B sandbox
-[-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [[-i file ]...] [ -t type ] cmd
-[-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [[-i file ]...] [ -t type ] -S
+[-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] cmd
+
+.br
+.B sandbox
+[-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] -S
.br
.SH DESCRIPTION
.PP
@@ -42,6 +45,12 @@ Use alternate sandbox type, defaults to sandbox_t or sandbox_x_t for -X.
\fB\-T\ tmpdir
Use alternate tempory directory to mount on /tmp. Defaults to tmpfs. Requires -X or -M.
.TP
+\fB\-S
+Run a full desktop session, Requires level, and home and tmpdir.
+.TP
+\fB\-w windowsize\fR
+Specifies the windowsize when creating an X based Sandbox. The default windowsize is 1000x700.
+.TP
\fB\-W windowmanager\fR
Select alternative window manager to run within
.B sandbox -X.
@@ -50,8 +59,17 @@ Default to /usr/bin/matchbox-window-manager.
\fB\-X\fR
Create an X based Sandbox for gui apps, temporary files for
$HOME and /tmp, secondary Xserver, defaults to sandbox_x_t
+.TP
+\fB\-C\fR
+Use control groups to control this copy of sandbox. Specify parameters in /etc/sysconfig/sandbox. Max memory usage and cpu usage are to be specified in percent. You can specify which CPUs to use by numbering them 0,1,2... etc.
.PP
.SH "SEE ALSO"
.TP
-runcon(1)
+runcon(1), seunshare(8), selinux(8)
.PP
+
+.SH AUTHOR
+This manual page was written by
+.I Dan Walsh <dwalsh@redhat.com>
+and
+.I Thomas Liu <tliu@fedoraproject.org>
diff --git a/policycoreutils/sandbox/sandbox.conf b/policycoreutils/sandbox/sandbox.conf
new file mode 100644
index 0000000..7c35808
--- /dev/null
+++ b/policycoreutils/sandbox/sandbox.conf
@@ -0,0 +1,7 @@
+# Space separate list of homedirs
+HOMEDIRS="/home"
+# Control group configuration
+NAME=sandbox
+CPUAFFINITY=ALL
+MEMUSAGE=80%
+CPUUSAGE=80%
diff --git a/policycoreutils/sandbox/sandbox.conf.5 b/policycoreutils/sandbox/sandbox.conf.5
new file mode 100644
index 0000000..ee97e10
--- /dev/null
+++ b/policycoreutils/sandbox/sandbox.conf.5
@@ -0,0 +1,40 @@
+.TH sandbox.conf "5" "June 2010" "sandbox.conf" "Linux System Administration"
+.SH NAME
+sandbox.conf \- user config file for the SELinux sandbox
+.SH DESCRIPTION
+.PP
+When running sandbox with the -C argument, it will be confined using control groups and a system administrator can specify how the sandbox is confined.
+
+.PP
+Everything after "#" is ignored, as are empty lines. All arguments should be separated by and equals sign ("=").
+
+.PP
+These keywords are allowed.
+
+.RS
+.TP
+.B NAME
+The name of the sandbox control group. Default is "sandbox".
+
+.TP
+.B CPUAFFINITY
+Which cpus to assign sandbox to. The default is ALL, but users can specify a comma-separated list with dashes ("-") to represent ranges. Ex: 0-2,5
+
+.TP
+.B MEMUSAGE
+How much memory to allow sandbox to use. The default is 80%. Users can specify either a percentage or a value in the form of a number followed by one of the suffixes K, M, G to denote kilobytes, megabytes or gigabytes respectively. Ex: 50% or 100M
+
+.TP
+.B CPUUSAGE
+Percentage of cpu sandbox should be allowed to use. The default is 80%. Specify a value followed by a percent sign ("%"). Ex: 50%
+
+
+
+.SH "SEE ALSO"
+.TP
+sandbox(8)
+.PP
+
+.SH AUTHOR
+This manual page was written by
+.I Thomas Liu <tliu@fedoraproject.org>
diff --git a/policycoreutils/sandbox/sandbox.init b/policycoreutils/sandbox/sandbox.init
index ff8b3ef..8508647 100644
--- a/policycoreutils/sandbox/sandbox.init
+++ b/policycoreutils/sandbox/sandbox.init
@@ -10,17 +10,12 @@
#
# chkconfig: 345 1 99
#
-# Description: sandbox and other apps that want to use pam_namespace
-# on /var/tmp, /tmp and home directories, requires this script
-# to be run at boot time.
-# This script sets up the / mount point and all of its
-# subdirectories as shared. The script sets up
-# /tmp, /var/tmp, /home and any homedirs listed in
-# /etc/sysconfig/sandbox and all of their subdirectories
-# as unshared.
-# All processes that use pam_namespace will see
-# modifications to the global mountspace, except for the
-# unshared directories.
+# description: sandbox, xguest and other apps that want to use pam_namespace \
+# require this script be run at boot. This service script does \
+# not actually run any service but sets up: \
+# /var/tmp, /tmp and home directories to be used by these tools.\
+# If you do not use sandbox, xguest or pam_namespace you can turn \
+# this service off.\
#
# Source function library.
diff --git a/policycoreutils/sandbox/sandboxX.sh b/policycoreutils/sandbox/sandboxX.sh
index 8338203..e501b03 100644
--- a/policycoreutils/sandbox/sandboxX.sh
+++ b/policycoreutils/sandbox/sandboxX.sh
@@ -1,13 +1,17 @@
#!/bin/bash
context=`id -Z | secon -t -l -P`
export TITLE="Sandbox $context -- `grep ^#TITLE: ~/.sandboxrc | /usr/bin/cut -b8-80`"
-export SCREENSIZE="1000x700"
-#export SCREENSIZE=`xdpyinfo | awk '/dimensions/ { print $2 }'`
+[ $# -eq 1 ] && export SCREENSIZE="$1" || export SCREENSIZE="1000x700"
trap "exit 0" HUP
(/usr/bin/Xephyr -title "$TITLE" -terminate -screen $SCREENSIZE -displayfd 5 5>&1 2>/dev/null) | while read D; do
export DISPLAY=:$D
- python -c 'import gtk, os, commands; commands.getstatusoutput("%s/.sandboxrc" % os.environ["HOME"])'
+ cat > ~/seremote << __EOF
+#!/bin/sh
+DISPLAY=$DISPLAY "\$@"
+__EOF
+ chmod +x ~/seremote
+ /usr/share/sandbox/start $HOME/.sandboxrc
export EXITCODE=$?
kill -HUP 0
break
diff --git a/policycoreutils/sandbox/seunshare.8 b/policycoreutils/sandbox/seunshare.8
new file mode 100644
index 0000000..e7b8991
--- /dev/null
+++ b/policycoreutils/sandbox/seunshare.8
@@ -0,0 +1,37 @@
+.TH SEUNSHARE "8" "May 2010" "seunshare" "User Commands"
+.SH NAME
+seunshare \- Run cmd with alternate homedir, tmpdir and/or SELinux context
+.SH SYNOPSIS
+.B seunshare
+[ -v ] [ -t tmpdir ] [ -h homedir ] [ -Z context ] -- executable [args]
+.br
+.SH DESCRIPTION
+.PP
+Run the
+.I executable
+within the specified context, using the alternate home directory and /tmp directory. The seunshare command unshares from the default namespace, then mounts the specified homedir and tmpdir over the default homedir and /tmp. Finally it tells the kernel to execute the application under the specified SELinux context.
+
+.TP
+\fB\-h homedir\fR
+Alternate homedir to be used by the application. Homedir must be owned by the user.
+.TP
+\fB\-t\ tmpdir
+Use alternate tempory directory to mount on /tmp. tmpdir must be owned by the user.
+.TP
+\fB\-c cgroups\fR
+Use cgroups to control this copy of seunshare. Specify parameters in /etc/sysconfig/sandbox. Max memory usage and cpu usage are to be specified in percent. You can specify which CPUs to use by numbering them 0,1,2... etc.
+.TP
+\fB\-Z\ context
+Use alternate SELinux context while runing the executable.
+.TP
+\fB\-v\fR
+Verbose output
+.SH "SEE ALSO"
+.TP
+runcon(1), sandbox(8), selinux(8)
+.PP
+.SH AUTHOR
+This manual page was written by
+.I Dan Walsh <dwalsh@redhat.com>
+and
+.I Thomas Liu <tliu@fedoraproject.org>
diff --git a/policycoreutils/sandbox/seunshare.c b/policycoreutils/sandbox/seunshare.c
index ec692e7..de694ad 100644
--- a/policycoreutils/sandbox/seunshare.c
+++ b/policycoreutils/sandbox/seunshare.c
@@ -1,28 +1,34 @@
+/*
+ * Authors: Dan Walsh <dwalsh@redhat.com>
+ * Authors: Thomas Liu <tliu@fedoraproject.org>
+ */
+
+#define _GNU_SOURCE
#include <signal.h>
#include <sys/types.h>
+#include <sys/stat.h>
#include <sys/wait.h>
#include <syslog.h>
#include <sys/mount.h>
#include <pwd.h>
-#define _GNU_SOURCE
#include <sched.h>
+#include <libcgroup.h>
#include <string.h>
#include <stdio.h>
+#include <regex.h>
#include <unistd.h>
+#include <sys/fsuid.h>
#include <stdlib.h>
#include <cap-ng.h>
#include <getopt.h> /* for getopt_long() form of getopt() */
#include <limits.h>
#include <stdlib.h>
#include <errno.h>
+#include <fcntl.h>
#include <selinux/selinux.h>
#include <selinux/context.h> /* for context-mangling functions */
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
#ifdef USE_NLS
#include <locale.h> /* for setlocale() */
#include <libintl.h> /* for gettext() */
@@ -39,6 +45,12 @@
#define MS_PRIVATE 1<<18
#endif
+#ifndef PACKAGE
+#define PACKAGE "policycoreutils" /* the name of this package lang translation */
+#endif
+
+#define BUF_SIZE 1024
+
/**
* This function will drop all capabilities
* Returns zero on success, non-zero otherwise
@@ -46,9 +58,9 @@
static int drop_capabilities(uid_t uid)
{
capng_clear(CAPNG_SELECT_BOTH);
-
if (capng_lock() < 0)
return -1;
+
/* Change uid */
if (setresuid(uid, uid, uid)) {
fprintf(stderr, _("Error changing uid, aborting.\n"));
@@ -134,42 +146,98 @@ static int verify_shell(const char *shell_name)
static int seunshare_mount(const char *src, const char *dst, struct passwd *pwd) {
if (verbose)
printf("Mount %s on %s\n", src, dst);
- if (mount(dst, dst, NULL, MS_BIND | MS_REC, NULL) < 0) {
+
+ int flags = MS_REC;
+ if (strcmp("/tmp", dst) == 0) {
+ flags = flags | MS_NODEV | MS_NOSUID | MS_NOEXEC;
+ }
+
+ if (mount(dst, dst, NULL, MS_BIND | flags, NULL) < 0) {
fprintf(stderr, _("Failed to mount %s on %s: %s\n"), dst, dst, strerror(errno));
return -1;
}
- if (mount(dst, dst, NULL, MS_PRIVATE | MS_REC, NULL) < 0) {
+ if (mount(dst, dst, NULL, MS_PRIVATE | flags, NULL) < 0) {
fprintf(stderr, _("Failed to make %s private: %s\n"), dst, strerror(errno));
return -1;
}
- if (mount(src, dst, NULL, MS_BIND | MS_REC, NULL) < 0) {
+ if (mount(src, dst, NULL, MS_BIND | flags, NULL) < 0) {
fprintf(stderr, _("Failed to mount %s on %s: %s\n"), src, dst, strerror(errno));
return -1;
}
if (verify_mount(dst, pwd) < 0)
return -1;
+
+ if (strcmp("/tmp", dst) == 0) {
+ struct stat sb;
+ int fd = open(dst,O_RDONLY);
+ if ( fd == -1 ) goto err;
+ if (fstat(fd, &sb) == -1) {
+ close(fd);
+ goto err;
+ }
+ if (fchmod(fd, sb.st_mode | S_ISVTX) < 0) {
+ close(fd);
+ goto err;
+ }
+ close(fd);
+ }
+
+ return 0;
+err:
+ fprintf(stderr, _("Invalid mount point %s: %s\n"), src, strerror(errno));
+ return -1;
+}
+
+#define USAGE_STRING _("USAGE: seunshare [ -v ] [ -t tmpdir ] [ -h homedir ] [-Z CONTEXT] -- executable [args] ")
+
+int sandbox_error(const char *string) {
+ fprintf(stderr, string);
+ syslog(LOG_AUTHPRIV | LOG_ALERT, string);
+ exit(-1);
+
}
-#define USAGE_STRING _("USAGE: seunshare [ -v ] [ -t tmpdir ] [ -h homedir ] -- CONTEXT executable [args] ")
+
+int match(const char *string, char *pattern) {
+ int status;
+ regex_t re;
+ if (regcomp(&re, pattern, REG_EXTENDED|REG_NOSUB) != 0) {
+ return 0;
+ }
+ status = regexec(&re, string, (size_t)0, NULL, 0);
+ regfree(&re);
+ if (status != 0) {
+ return 0;
+ }
+ return 1;
+}
+
+void config_error() {
+ fprintf(stderr, "Error parsing config file.");
+ exit(-1);
+}
int main(int argc, char **argv) {
int rc;
int status = -1;
- security_context_t scontext;
+ security_context_t scontext = NULL;
int flag_index; /* flag index in argv[] */
int clflag; /* holds codes for command line flags */
char *tmpdir_s = NULL; /* tmpdir spec'd by user in argv[] */
char *homedir_s = NULL; /* homedir spec'd by user in argv[] */
+ int usecgroups = 0;
const struct option long_options[] = {
{"homedir", 1, 0, 'h'},
{"tmpdir", 1, 0, 't'},
{"verbose", 1, 0, 'v'},
+ {"cgroups", 1, 0, 'c'},
+ {"context", 1, 0, 'Z'},
{NULL, 0, 0, 0}
};
@@ -180,6 +248,17 @@ int main(int argc, char **argv) {
return -1;
}
+ if (setfsuid(uid) < 0) {
+ fprintf(stderr, _("setfsuid failed. %s"), strerror(errno));
+ return -1;
+ }
+
+#ifdef USE_NLS
+ setlocale(LC_ALL, "");
+ bindtextdomain(PACKAGE, LOCALEDIR);
+ textdomain(PACKAGE);
+#endif
+
struct passwd *pwd=getpwuid(uid);
if (!pwd) {
perror(_("getpwduid failed"));
@@ -192,30 +271,30 @@ int main(int argc, char **argv) {
}
while (1) {
- clflag = getopt_long(argc, argv, "h:t:", long_options,
+ clflag = getopt_long(argc, argv, "cvh:t:c:m:p:Z:", long_options,
&flag_index);
if (clflag == -1)
break;
switch (clflag) {
case 't':
- if (!(tmpdir_s = realpath(optarg, NULL))) {
- fprintf(stderr, _("Invalid mount point %s: %s\n"), optarg, strerror(errno));
- return -1;
- }
+ tmpdir_s = optarg;
if (verify_mount(tmpdir_s, pwd) < 0) return -1;
break;
case 'h':
- if (!(homedir_s = realpath(optarg, NULL))) {
- fprintf(stderr, _("Invalid mount point %s: %s\n"), optarg, strerror(errno));
- return -1;
- }
+ homedir_s = optarg;
if (verify_mount(homedir_s, pwd) < 0) return -1;
if (verify_mount(pwd->pw_dir, pwd) < 0) return -1;
break;
case 'v':
verbose = 1;
break;
+ case 'c':
+ usecgroups = 1;
+ break;
+ case 'Z':
+ scontext = strdup(optarg);
+ break;
default:
fprintf(stderr, "%s\n", USAGE_STRING);
return -1;
@@ -223,21 +302,179 @@ int main(int argc, char **argv) {
}
if (! homedir_s && ! tmpdir_s) {
- fprintf(stderr, _("Error: tmpdir and/or homedir required \n"),
- "%s\n", USAGE_STRING);
+ fprintf(stderr, _("Error: tmpdir and/or homedir required \n %s\n"),USAGE_STRING);
return -1;
}
- if (argc - optind < 2) {
- fprintf(stderr, _("Error: context and executable required \n"),
- "%s\n", USAGE_STRING);
+ if (argc - optind < 1) {
+ fprintf(stderr, _("Error: executable required \n %s \n"), USAGE_STRING);
return -1;
}
- scontext = argv[optind++];
if (set_signal_handles())
return -1;
+ if (usecgroups) {
+ char *cpus = NULL; /* which CPUs to use */
+ char *cgroupname = NULL;/* name for the cgroup */
+ char *mem = NULL; /* string for memory amount to pass to cgroup */
+ int64_t memusage = 0; /* amount of memory to use max (percent) */
+ int cpupercentage = 0; /* what percentage of cpu to allow usage */
+ FILE* fp;
+ char buf[BUF_SIZE];
+ char *tok = NULL;
+ const char* fname = "/etc/sysconfig/sandbox";
+
+ if ((fp = fopen(fname, "rt")) == NULL) {
+ fprintf(stderr, "Error opening sandbox config file.");
+ exit(-1);
+ }
+ while(fgets(buf, BUF_SIZE, fp) != NULL) {
+ /* Skip comments */
+ if (buf[0] == '#') continue;
+
+ /* Copy the string, ignoring whitespace */
+ int len = strlen(buf);
+ char *str = malloc((len + 1) * sizeof(char));
+
+ int ind = 0;
+ int i;
+ for (i = 0; i < len; i++) {
+ char cur = buf[i];
+ if (cur != ' ' && cur != '\t') {
+ str[ind] = cur;
+ ind++;
+ }
+ }
+ str[ind] = '\0';
+
+ tok = strtok(str, "=\n");
+ if (tok != NULL) {
+ if (!strcmp(tok, "CPUAFFINITY")) {
+ tok = strtok(NULL, "=\n");
+ cpus = strdup(tok);
+ if (!strcmp(cpus, "ALL")) {
+ cpus = NULL;
+ }
+ } else if (!strcmp(tok, "MEMUSAGE")) {
+ tok = strtok(NULL, "=\n");
+ if (match(tok, "^[0-9]+[kKmMgG%]")) {
+ char *ind = strchr(tok, '%');
+ if (ind != NULL) {
+ *ind = '\0';;
+ memusage = atoi(tok);
+ } else {
+ mem = strdup(tok);
+ }
+ } else {
+ config_error();
+ }
+
+ } else if (!strcmp(tok, "CPUUSAGE")) {
+ tok = strtok(NULL, "=\n");
+ if (match(tok, "^[0-9]+\%")) {
+ char* ind = strchr(tok, '%');
+ *ind = '\0';
+ cpupercentage = atoi(tok);
+ } else {
+ config_error();
+ }
+ } else if (!strcmp(tok, "NAME")) {
+ tok = strtok(NULL, "=\n");
+ cgroupname = strdup(tok);
+ } else {
+ continue;
+ }
+ }
+
+
+ }
+ if (mem == NULL) {
+ long phypz = sysconf(_SC_PHYS_PAGES);
+ long psize = sysconf(_SC_PAGE_SIZE);
+ memusage = phypz * psize * (float) memusage / 100.0;
+ }
+
+ cgroup_init();
+
+ int64_t current_runtime = 0;
+ int64_t current_period = 0 ;
+ int64_t current_mem = 0;
+ char *curr_cpu_path = NULL;
+ char *curr_mem_path = NULL;
+ int ret = cgroup_get_current_controller_path(getpid(), "cpu", &curr_cpu_path);
+ if (ret) {
+ sandbox_error("Error while trying to get current controller path.\n");
+ } else {
+ struct cgroup *curr = cgroup_new_cgroup(curr_cpu_path);
+ cgroup_get_cgroup(curr);
+ cgroup_get_value_int64(cgroup_get_controller(curr, "cpu"), "cpu.rt_runtime_us", &current_runtime);
+ cgroup_get_value_int64(cgroup_get_controller(curr, "cpu"), "cpu.rt_period_us", &current_period);
+ }
+
+ ret = cgroup_get_current_controller_path(getpid(), "memory", &curr_mem_path);
+ if (ret) {
+ sandbox_error("Error while trying to get current controller path.\n");
+ } else {
+ struct cgroup *curr = cgroup_new_cgroup(curr_mem_path);
+ cgroup_get_cgroup(curr);
+ cgroup_get_value_int64(cgroup_get_controller(curr, "memory"), "memory.limit_in_bytes", &current_mem);
+ }
+
+ if (((float) cpupercentage) / 100.0> (float)current_runtime / (float) current_period) {
+ sandbox_error("CPU usage restricted!\n");
+ exit(-1);
+ }
+
+ if (mem == NULL) {
+ if (memusage > current_mem) {
+ sandbox_error("Attempting to use more memory than allowed!");
+ exit(-1);
+ }
+ }
+
+ long nprocs = sysconf(_SC_NPROCESSORS_ONLN);
+
+ struct sched_param sp;
+ sp.sched_priority = sched_get_priority_min(SCHED_FIFO);
+ sched_setscheduler(getpid(), SCHED_FIFO, &sp);
+ struct cgroup *sandbox_group = cgroup_new_cgroup(cgroupname);
+ cgroup_add_controller(sandbox_group, "memory");
+ cgroup_add_controller(sandbox_group, "cpu");
+
+ if (mem == NULL) {
+ if (memusage > 0) {
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", memusage);
+ }
+ } else {
+ cgroup_set_value_string(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", mem);
+ }
+ if (cpupercentage > 0) {
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "cpu"), "cpu.rt_runtime_us",
+ (float) cpupercentage / 100.0 * 60000);
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "cpu"), "cpu.rt_period_us",60000 * nprocs);
+ }
+ if (cpus != NULL) {
+ cgroup_set_value_string(cgroup_get_controller(sandbox_group, "cpu"), "cgroup.procs",cpus);
+ }
+
+ uint64_t allocated_mem;
+ if (cgroup_get_value_uint64(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", &allocated_mem) > current_mem) {
+ sandbox_error("Attempting to use more memory than allowed!\n");
+ exit(-1);
+ }
+
+
+ int r = cgroup_create_cgroup(sandbox_group, 1);
+ if (r != 0) {
+ sandbox_error("Failed to create group. Ensure that cgconfig service is running. \n");
+ exit(-1);
+ }
+
+
+ cgroup_attach_task(sandbox_group);
+
+ }
if (unshare(CLONE_NEWNS) < 0) {
perror(_("Failed to unshare"));
@@ -286,11 +523,13 @@ int main(int argc, char **argv) {
exit(-1);
}
- if (setexeccon(scontext)) {
- fprintf(stderr, _("Could not set exec context to %s.\n"),
- scontext);
- free(display);
- exit(-1);
+ if (scontext) {
+ if (setexeccon(scontext)) {
+ fprintf(stderr, _("Could not set exec context to %s.\n"),
+ scontext);
+ free(display);
+ exit(-1);
+ }
}
if (display)
@@ -305,17 +544,14 @@ int main(int argc, char **argv) {
perror(_("Failed to change dir to homedir"));
exit(-1);
}
- setsid();
execv(argv[optind], argv + optind);
free(display);
+ freecon(scontext);
perror("execv");
exit(-1);
} else {
waitpid(child, &status, 0);
}
- free(tmpdir_s);
- free(homedir_s);
-
return status;
}
diff --git a/policycoreutils/sandbox/start b/policycoreutils/sandbox/start
new file mode 100755
index 0000000..52950d7
--- /dev/null
+++ b/policycoreutils/sandbox/start
@@ -0,0 +1,9 @@
+#! /usr/bin/python -Es
+import gtk, commands, sys
+rc = [-1,'']
+try:
+ rc=commands.getstatusoutput(sys.argv[1])
+except:
+ pass
+if rc[0] == 0:
+ print rc[1]
diff --git a/policycoreutils/scripts/Makefile b/policycoreutils/scripts/Makefile
index 53b65b6..cc75a96 100644
--- a/policycoreutils/scripts/Makefile
+++ b/policycoreutils/scripts/Makefile
@@ -14,6 +14,7 @@ install: all
install -m 755 genhomedircon $(SBINDIR)
-mkdir -p $(MANDIR)/man8
install -m 644 fixfiles.8 $(MANDIR)/man8/
+ install -m 644 genhomedircon.8 $(MANDIR)/man8/
install -m 644 chcat.8 $(MANDIR)/man8/
clean:
diff --git a/policycoreutils/scripts/chcat b/policycoreutils/scripts/chcat
index 4038a99..9efcb22 100755
--- a/policycoreutils/scripts/chcat
+++ b/policycoreutils/scripts/chcat
@@ -1,4 +1,4 @@
-#! /usr/bin/python -E
+#! /usr/bin/python -Es
# Copyright (C) 2005 Red Hat
# see file 'COPYING' for use and warranty information
#
diff --git a/policycoreutils/scripts/fixfiles b/policycoreutils/scripts/fixfiles
index ae519fc..0890811 100755
--- a/policycoreutils/scripts/fixfiles
+++ b/policycoreutils/scripts/fixfiles
@@ -21,6 +21,25 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
+# Get all mounted rw file systems that support seclabel
+#
+get_labeled_mounts() {
+# /dev is not listed in the mountab
+FS="`mount | egrep -v '\((|.*,)bind(,.*|)\)' | awk '/\(rw/{print $3}';` /dev"
+for i in $FS; do
+ grep --silent "$i ".*seclabel /proc/self/mounts && echo $i
+done
+}
+
+exclude_dirs() {
+ exclude=
+ for i in /var/lib/BackupPC /home /tmp /dev; do
+ [ -e $i ] && exclude="$exclude -e $i";
+ done
+ echo "$exclude"
+}
+
+#
# Set global Variables
#
fullFlag=0
@@ -35,9 +54,7 @@ SYSLOGFLAG="-l"
LOGGER=/usr/sbin/logger
SETFILES=/sbin/setfiles
RESTORECON=/sbin/restorecon
-FILESYSTEMSRW=`mount | grep -v "context=" | egrep -v '\((|.*,)bind(,.*|)\)' | awk '/(ext[234]| ext4dev | gfs2 | xfs | jfs | btrfs ).*\(rw/{print $3}';`
-FILESYSTEMSRO=`mount | grep -v "context=" | egrep -v '\((|.*,)bind(,.*|)\)' | awk '/(ext[234]| ext4dev | gfs2 | xfs | jfs | btrfs ).*\(ro/{print $3}';`
-FILESYSTEMS="$FILESYSTEMSRW $FILESYSTEMSRO"
+FILESYSTEMS=`get_labeled_mounts`
SELINUXTYPE="targeted"
if [ -e /etc/selinux/config ]; then
. /etc/selinux/config
@@ -87,23 +104,10 @@ if [ -f ${PREFC} -a -x /usr/bin/diff ]; then
esac; \
fi; \
done | \
- while read pattern ; do sh -c "find $pattern \
- ! \( -fstype ext2 -o -fstype ext3 -o -fstype ext4 -o -fstype ext4dev -o -fstype gfs2 -o -fstype jfs -o -fstype xfs -o -fstype btrfs \) -prune -o \
- \( -wholename /home -o -wholename /root -o -wholename /tmp -wholename /dev \) -prune -o -print0"; \
- done 2> /dev/null | \
- ${RESTORECON} $* -0 -f -
+ ${RESTORECON} -f - -R -p `exclude_dirs`; \
rm -f ${TEMPFILE} ${PREFCTEMPFILE}
fi
}
-#
-# Log all Read Only file systems
-#
-LogReadOnly() {
-if [ ! -z "$FILESYSTEMSRO" ]; then
- logit "Warning: Skipping the following R/O filesystems:"
- logit "$FILESYSTEMSRO"
-fi
-}
rpmlist() {
rpm -q --qf '[%{FILESTATES} %{FILENAMES}\n]' "$1" | grep '^0 ' | cut -f2- -d ' '
@@ -121,23 +125,16 @@ if [ ! -z "$PREFC" ]; then
fi
if [ ! -z "$RPMFILES" ]; then
for i in `echo "$RPMFILES" | sed 's/,/ /g'`; do
- rpmlist $i | ${RESTORECON} ${FORCEFLAG} $* -R -i -f - 2>&1 >> $LOGFILE
+ rpmlist $i | ${RESTORECON} ${FORCEFLAG} $* -R -i -f - 2>&1 | cat >> $LOGFILE
done
exit $?
fi
if [ ! -z "$FILEPATH" ]; then
- if [ -x /usr/bin/find ]; then
- /usr/bin/find "$FILEPATH" \
- ! \( -fstype ext2 -o -fstype ext3 -o -fstype ext4 -o -fstype ext4dev -o -fstype gfs2 -o -fstype jfs -o -fstype xfs -o -fstype btrfs \) -prune -o -print0 | \
- ${RESTORECON} ${FORCEFLAG} $* -0 -f - 2>&1 >> $LOGFILE
- else
- ${RESTORECON} ${FORCEFLAG} -R $* $FILEPATH 2>&1 >> $LOGFILE
- fi
+ ${RESTORECON} ${FORCEFLAG} -R $* $FILEPATH 2>&1 | cat >> $LOGFILE
return
fi
[ -x /usr/sbin/genhomedircon ] && /usr/sbin/genhomedircon
-LogReadOnly
-${SETFILES} -q ${SYSLOGFLAG} ${FORCEFLAG} $* ${FC} ${FILESYSTEMSRW} 2>&1 >> $LOGFILE
+${SETFILES} -q ${SYSLOGFLAG} ${FORCEFLAG} $* ${FC} ${FILESYSTEMS} 2>&1 | cat >> $LOGFILE
rm -rf /tmp/gconfd-* /tmp/pulse-* /tmp/orbit-*
find /tmp \( -context "*:file_t*" -o -context "*:unlabeled_t*" \) -exec chcon -t tmp_t {} \;
find /var/tmp \( -context "*:file_t*" -o -context "*:unlabeled_t*" \) -exec chcon -t tmp_t {} \;
@@ -146,8 +143,7 @@ exit $?
fullrelabel() {
logit "Cleaning out /tmp"
- find /tmp/ -mindepth 1 -print0 | xargs -0 /bin/rm -f
- LogReadOnly
+ find /tmp/ -mindepth 1 -delete
restore
}
diff --git a/policycoreutils/scripts/genhomedircon.8 b/policycoreutils/scripts/genhomedircon.8
new file mode 100644
index 0000000..6331660
--- /dev/null
+++ b/policycoreutils/scripts/genhomedircon.8
@@ -0,0 +1,37 @@
+.\" Hey, Emacs! This is an -*- nroff -*- source file.
+.\" Copyright (c) 2010 Dan Walsh <dwalsh@redhat.com>
+.\"
+.\" This is free documentation; you can redistribute it and/or
+.\" modify it under the terms of the GNU General Public License as
+.\" published by the Free Software Foundation; either version 2 of
+.\" the License, or (at your option) any later version.
+.\"
+.\" The GNU General Public License's references to "object code"
+.\" and "executables" are to be interpreted as the output of any
+.\" document formatting or typesetting system, including
+.\" intermediate and printed output.
+.\"
+.\" This manual is distributed in the hope that it will be useful,
+.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
+.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+.\" GNU General Public License for more details.
+.\"
+.\" You should have received a copy of the GNU General Public
+.\" License along with this manual; if not, write to the Free
+.\" Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+.\" USA.
+.\"
+.\"
+.TH GENHOMEDIRCON "8" "May 2010" "Security Enhanced Linux" "SELinux"
+.SH NAME
+genhomedircon \- generate SELinux file context configuration entries for user home directories
+.SH SYNOPSIS
+.B genhomedircon
+is a script that executes semodule to rebuild policy and create the
+labels for HOMEDIRS based on home directories returned by the getpw calls.
+
+This functionality is enabled via the usepasswd flag in /etc/selinux/semanage.conf.
+
+.SH AUTHOR
+This manual page was written by
+.I Dan Walsh <dwalsh@redhat.com>
diff --git a/policycoreutils/semanage/default_encoding/Makefile b/policycoreutils/semanage/default_encoding/Makefile
new file mode 100644
index 0000000..176b11f
--- /dev/null
+++ b/policycoreutils/semanage/default_encoding/Makefile
@@ -0,0 +1,8 @@
+all:
+ LDFLAGS="" python setup.py build
+
+install: all
+ LDFLAGS="" python setup.py install --root=$(DESTDIR)/
+
+clean:
+ rm -rf build *~
diff --git a/policycoreutils/semanage/default_encoding/default_encoding.c b/policycoreutils/semanage/default_encoding/default_encoding.c
new file mode 100644
index 0000000..c3cdd4e
--- /dev/null
+++ b/policycoreutils/semanage/default_encoding/default_encoding.c
@@ -0,0 +1,59 @@
+/*
+ * Authors:
+ * John Dennis <jdennis@redhat.com>
+ *
+ * Copyright (C) 2009 Red Hat
+ * see file 'COPYING' for use and warranty information
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <Python.h>
+
+PyDoc_STRVAR(setdefaultencoding_doc,
+"setdefaultencoding(encoding='utf-8')\n\
+\n\
+Set the current default string encoding used by the Unicode implementation.\n\
+Defaults to utf-8."
+);
+
+static PyObject *
+setdefaultencoding(PyObject *self, PyObject *args, PyObject *kwds)
+{
+ static char *kwlist[] = {"utf-8", NULL};
+ char *encoding;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "s:setdefaultencoding", kwlist, &encoding))
+ return NULL;
+
+ if (PyUnicode_SetDefaultEncoding(encoding))
+ return NULL;
+
+ Py_RETURN_NONE;
+}
+
+static PyMethodDef methods[] = {
+ {"setdefaultencoding", (PyCFunction)setdefaultencoding, METH_VARARGS|METH_KEYWORDS, setdefaultencoding_doc},
+ {NULL, NULL} /* sentinel */
+};
+
+
+PyMODINIT_FUNC
+initdefault_encoding_utf8(void)
+{
+ PyObject* m;
+
+ PyUnicode_SetDefaultEncoding("utf-8");
+ m = Py_InitModule3("default_encoding_utf8", methods, "Forces the default encoding to utf-8");
+}
diff --git a/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py b/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py
new file mode 100644
index 0000000..ccb6b8b
--- /dev/null
+++ b/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py
@@ -0,0 +1,17 @@
+#
+# Copyright (C) 2006,2007,2008, 2009 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#
diff --git a/policycoreutils/semanage/default_encoding/setup.py b/policycoreutils/semanage/default_encoding/setup.py
new file mode 100644
index 0000000..e2befdb
--- /dev/null
+++ b/policycoreutils/semanage/default_encoding/setup.py
@@ -0,0 +1,38 @@
+# Authors:
+# John Dennis <jdennis@redhat.com>
+#
+# Copyright (C) 2009 Red Hat
+# see file 'COPYING' for use and warranty information
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+from distutils.core import setup, Extension
+
+default_encoding_utf8 = Extension('policycoreutils.default_encoding_utf8', ['default_encoding.c'])
+
+setup(name = 'policycoreutils-default-encoding',
+ version = '0.1',
+ description = 'Forces the default encoding in Python to be utf-8',
+ long_description = 'Forces the default encoding in Python to be utf-8',
+ author = 'John Dennis',
+ author_email = 'jdennis@redhat.com',
+ maintainer = 'John Dennis',
+ maintainer_email = 'jdennis@redhat.com',
+ license = 'GPLv3+',
+ platforms = 'posix',
+ url = '',
+ download_url = '',
+ ext_modules = [default_encoding_utf8],
+ packages=["policycoreutils"],
+)
diff --git a/policycoreutils/semanage/semanage b/policycoreutils/semanage/semanage
index ffaca5b..bc989bf 100644
--- a/policycoreutils/semanage/semanage
+++ b/policycoreutils/semanage/semanage
@@ -1,4 +1,4 @@
-#! /usr/bin/python -E
+#! /usr/bin/python -Es
# Copyright (C) 2005, 2006, 2007 Red Hat
# see file 'COPYING' for use and warranty information
#
@@ -20,6 +20,7 @@
# 02111-1307 USA
#
#
+import policycoreutils.default_encoding_utf8
import sys, getopt, re
import seobject
import selinux
@@ -32,27 +33,35 @@ gettext.textdomain(PROGNAME)
try:
gettext.install(PROGNAME,
localedir="/usr/share/locale",
- unicode=False,
+ unicode=True,
codeset = 'utf-8')
except IOError:
import __builtin__
__builtin__.__dict__['_'] = unicode
if __name__ == '__main__':
-
+ action = False
+ manageditems=[ "boolean", "login", "user", "port", "interface", "node", "fcontext"]
+ def set_action(option):
+ global action
+ if action:
+ raise ValueError(_("%s bad option") % option)
+ action = True
+
def usage(message = ""):
text = _("""
semanage [ -S store ] -i [ input_file | - ]
-
-semanage {boolean|login|user|port|interface|node|fcontext} -{l|D} [-n]
-semanage login -{a|d|m} [-sr] login_name | %groupname
-semanage user -{a|d|m} [-LrRP] selinux_name
-semanage port -{a|d|m} [-tr] [ -p proto ] port | port_range
-semanage interface -{a|d|m} [-tr] interface_spec
-semanage node -{a|d|m} [-tr] [ -p protocol ] [-M netmask] addr
-semanage fcontext -{a|d|m} [-frst] file_spec
+semanage [ -S store ] -o [ output_file | - ]
+
+semanage login -{a|d|m|l|D|E} [-nrs] login_name | %groupname
+semanage user -{a|d|m|l|D|E} [-LnrRP] selinux_name
+semanage port -{a|d|m|l|D|E} [-nrt] [ -p proto ] port | port_range
+semanage interface -{a|d|m|l|D|E} [-nrt] interface_spec
+semanage module -{a|d|m} [--enable|--disable] module
+semanage node -{a|d|m|l|D|E} [-nrt] [ -p protocol ] [-M netmask] addr
+semanage fcontext -{a|d|m|l|D|E} [-efnrst] file_spec
semanage boolean -{d|m} [--on|--off|-1|-0] -F boolean | boolean_file
-semanage permissive -{d|a} type
+semanage permissive -{d|a|l} [-n] type
semanage dontaudit [ on | off ]
Primary Options:
@@ -61,7 +70,9 @@ Primary Options:
-d, --delete Delete a OBJECT record NAME
-m, --modify Modify a OBJECT record NAME
-i, --input Input multiple semange commands in a transaction
+ -o, --output Output current customizations as semange commands
-l, --list List the OBJECTS
+ -E, --extract extract customizable commands
-C, --locallist List OBJECTS local customizations
-D, --deleteall Remove all OBJECTS local customizations
@@ -84,12 +95,15 @@ Object-specific Options (see above):
-F, --file Treat target as an input file for command, change multiple settings
-p, --proto Port protocol (tcp or udp) or internet protocol version of node (ipv4 or ipv6)
-M, --mask Netmask
+ -e, --equal Substitue source path for dest path when labeling
-P, --prefix Prefix for home directory labeling
-L, --level Default SELinux Level (MLS/MCS Systems only)
-R, --roles SELinux Roles (ex: "sysadm_r staff_r")
-s, --seuser SELinux User Name
-t, --type SELinux Type for the object
-r, --range MLS/MCS Security Range (MLS/MCS Systems only)
+ --enable Enable a module
+ --disable Disable a module
""")
raise ValueError("%s\n%s" % (text, message))
@@ -101,22 +115,25 @@ Object-specific Options (see above):
def get_options():
valid_option={}
- valid_everyone=[ '-a', '--add', '-d', '--delete', '-m', '--modify', '-l', '--list', '-h', '--help', '-n', '--noheading', '-C', '--locallist', '-D', '--deleteall', '-S', '--store' ]
+ valid_everyone=[ '-a', '--add', '-d', '--delete', '-m', '--modify', '-l', '--list', '-h', '--help', '-n', '--noheading', '-S', '--store' ]
+ valid_local=[ '-E', '--extract', '-C', '--locallist', '-D', '--deleteall']
valid_option["login"] = []
- valid_option["login"] += valid_everyone + [ '-s', '--seuser', '-r', '--range']
+ valid_option["login"] += valid_everyone + valid_local + [ '-s', '--seuser', '-r', '--range']
valid_option["user"] = []
- valid_option["user"] += valid_everyone + [ '-L', '--level', '-r', '--range', '-R', '--roles', '-P', '--prefix' ]
+ valid_option["user"] += valid_everyone + valid_local + [ '-L', '--level', '-r', '--range', '-R', '--roles', '-P', '--prefix' ]
valid_option["port"] = []
- valid_option["port"] += valid_everyone + [ '-t', '--type', '-r', '--range', '-p', '--proto' ]
+ valid_option["port"] += valid_everyone + valid_local + [ '-t', '--type', '-r', '--range', '-p', '--proto' ]
valid_option["interface"] = []
- valid_option["interface"] += valid_everyone + [ '-t', '--type', '-r', '--range']
+ valid_option["interface"] += valid_everyone + valid_local + [ '-t', '--type', '-r', '--range']
valid_option["node"] = []
- valid_option["node"] += valid_everyone + [ '-M', '--mask', '-t', '--type', '-r', '--range', '-p', '--protocol']
+ valid_option["node"] += valid_everyone + valid_local + [ '-M', '--mask', '-t', '--type', '-r', '--range', '-p', '--protocol']
+ valid_option["module"] = []
+ valid_option["module"] += valid_everyone + [ '--enable', '--disable']
valid_option["fcontext"] = []
- valid_option["fcontext"] += valid_everyone + [ '-f', '--ftype', '-s', '--seuser', '-t', '--type', '-r', '--range']
+ valid_option["fcontext"] += valid_everyone + valid_local + [ '-e', '--equal', '-f', '--ftype', '-s', '--seuser', '-t', '--type', '-r', '--range']
valid_option["dontaudit"] = [ '-S', '--store' ]
valid_option["boolean"] = []
- valid_option["boolean"] += valid_everyone + [ '--on', "--off", "-1", "-0", "-F", "--file"]
+ valid_option["boolean"] += valid_everyone + valid_local + [ '--on', "--off", "-1", "-0", "-F", "--file"]
valid_option["permissive"] = []
valid_option["permissive"] += [ '-a', '--add', '-d', '--delete', '-l', '--list', '-h', '--help', '-n', '--noheading', '-D', '--deleteall' ]
return valid_option
@@ -168,6 +185,8 @@ Object-specific Options (see above):
return ret
def process_args(argv):
+ global action
+ action = False
serange = ""
port = ""
proto = ""
@@ -184,11 +203,17 @@ Object-specific Options (see above):
modify = False
delete = False
deleteall = False
+ enable = False
+ extract = False
+ disable = False
list = False
locallist = False
use_file = False
store = ""
+ equal=""
+ if len(argv) == 0:
+ return
object = argv[0]
option_dict=get_options()
if object not in option_dict.keys():
@@ -196,58 +221,84 @@ Object-specific Options (see above):
args = argv[1:]
- gopts, cmds = getopt.getopt(args,
- '01adf:i:lhmnp:s:FCDR:L:r:t:P:S:M:',
- ['add',
- 'delete',
- 'deleteall',
- 'ftype=',
- 'file',
- 'help',
- 'input=',
- 'list',
- 'modify',
- 'noheading',
- 'localist',
- 'off',
- 'on',
- 'proto=',
- 'seuser=',
- 'store=',
- 'range=',
- 'locallist=',
- 'level=',
- 'roles=',
- 'type=',
- 'prefix=',
- 'mask='
- ])
+ try:
+ gopts, cmds = getopt.getopt(args,
+ '01adEe:f:i:lhmnp:s:FCDR:L:r:t:P:S:M:',
+ ['add',
+ 'delete',
+ 'deleteall',
+ 'equal=',
+ 'enable',
+ 'extract',
+ 'disable',
+ 'ftype=',
+ 'file',
+ 'help',
+ 'input=',
+ 'list',
+ 'modify',
+ 'noheading',
+ 'localist',
+ 'off',
+ 'on',
+ 'proto=',
+ 'seuser=',
+ 'store=',
+ 'range=',
+ 'locallist=',
+ 'level=',
+ 'roles=',
+ 'type=',
+ 'prefix=',
+ 'mask='
+ ])
+ except getopt.error, error:
+ usage(_("Options Error %s ") % error.msg)
+
for o, a in gopts:
if o not in option_dict[object]:
sys.stderr.write(_("%s not valid for %s objects\n") % ( o, object) );
+
+ return
for o,a in gopts:
if o == "-a" or o == "--add":
- if modify or delete:
- raise ValueError(_("%s bad option") % o)
+ set_action(o)
add = True
if o == "-d" or o == "--delete":
- if modify or add:
- raise ValueError(_("%s bad option") % o)
+ set_action(o)
delete = True
+
if o == "-D" or o == "--deleteall":
- if modify:
- raise ValueError(_("%s bad option") % o)
+ set_action(o)
deleteall = True
+
+ if o == "-E" or o == "--extract":
+ set_action(o)
+ extract = True
if o == "-f" or o == "--ftype":
ftype=a
+ if o == "-e" or o == "--equal":
+ equal = a
+
+ if o == "--enable":
+ if disable:
+ raise ValueError(_("You can't disable and enable at the same time"))
+
+ enable = True
+
+ if o == "--disable":
+ if enable:
+ raise ValueError(_("You can't disable and enable at the same time"))
+ disable = True
+
if o == "-F" or o == "--file":
use_file = True
if o == "-h" or o == "--help":
- raise ValueError(_("%s bad option") % o)
+ raise usage()
if o == "-n" or o == "--noheading":
heading = False
@@ -256,8 +307,7 @@ Object-specific Options (see above):
locallist = True
if o == "-m"or o == "--modify":
- if delete or add:
- raise ValueError(_("%s bad option") % o)
+ set_action(o)
modify = True
if o == "-S" or o == '--store':
@@ -292,8 +342,10 @@ Object-specific Options (see above):
if o == "--on" or o == "-1":
value = "on"
+ modify = True
if o == "--off" or o == "-0":
value = "off"
+ modify = True
if object == "login":
OBJECT = seobject.loginRecords(store)
@@ -315,6 +367,11 @@ Object-specific Options (see above):
if object == "boolean":
OBJECT = seobject.booleanRecords(store)
+ if use_file:
+ modify=True
+
+ if object == "module":
+ OBJECT = seobject.moduleRecords(store)
if object == "permissive":
OBJECT = seobject.permissiveRecords(store)
@@ -330,65 +387,97 @@ Object-specific Options (see above):
OBJECT.deleteall()
return
+ if extract:
+ for i in OBJECT.customized():
+ print "%s %s" % (object, str(i))
+ return
+
if len(cmds) != 1:
- raise ValueError(_("%s bad option") % o)
+ raise ValueError(_("bad option"))
target = cmds[0]
-
if object == "dontaudit":
- OBJECT = seobject.dontauditClass(store)
- OBJECT.toggle(target)
- return
+ OBJECT = seobject.dontauditClass(store)
+ OBJECT.toggle(target)
+ return
if add:
if object == "login":
OBJECT.add(target, seuser, serange)
+ return
if object == "user":
OBJECT.add(target, roles.split(), selevel, serange, prefix)
+ return
if object == "port":
OBJECT.add(target, proto, serange, setype)
+ return
if object == "interface":
OBJECT.add(target, serange, setype)
+ return
+
+ if object == "module":
+ OBJECT.add(target)
+ return
if object == "node":
OBJECT.add(target, mask, proto, serange, setype)
+ return
if object == "fcontext":
- OBJECT.add(target, setype, ftype, serange, seuser)
+ if equal == "":
+ OBJECT.add(target, setype, ftype, serange, seuser)
+ else:
+ OBJECT.add_equal(target, equal)
+ return
if object == "permissive":
OBJECT.add(target)
+ return
- return
-
if modify:
if object == "boolean":
OBJECT.modify(target, value, use_file)
+ return
if object == "login":
OBJECT.modify(target, seuser, serange)
+ return
if object == "user":
rlist = roles.split()
OBJECT.modify(target, rlist, selevel, serange, prefix)
+ return
+
+ if object == "module":
+ if enable:
+ OBJECT.enable(target)
+ elif disable:
+ OBJECT.disable(target)
+ else:
+ OBJECT.modify(target)
+ return
if object == "port":
OBJECT.modify(target, proto, serange, setype)
+ return
if object == "interface":
OBJECT.modify(target, serange, setype)
+ return
if object == "node":
OBJECT.modify(target, mask, proto, serange, setype)
+ return
if object == "fcontext":
- OBJECT.modify(target, setype, ftype, serange, seuser)
-
- return
-
+ if equal == "":
+ OBJECT.modify(target, setype, ftype, serange, seuser)
+ else:
+ OBJECT.modify_equal(target, equal)
+ return
if delete:
if object == "port":
OBJECT.delete(target, proto)
@@ -401,50 +490,65 @@ Object-specific Options (see above):
else:
OBJECT.delete(target)
-
return
-
- raise ValueError(_("Invalid command") % " ".join(argv))
+ raise ValueError(_("Invalid command: semanage %s") % " ".join(argv))
#
#
#
try:
+ output = None
input = None
store = ""
if len(sys.argv) < 3:
usage(_("Requires 2 or more arguments"))
- gopts, cmds = getopt.getopt(sys.argv[1:],
- '01adf:i:lhmnp:s:FCDR:L:r:t:T:P:S:',
- ['add',
- 'delete',
- 'deleteall',
- 'ftype=',
- 'file',
- 'help',
- 'input=',
- 'list',
- 'modify',
- 'noheading',
- 'localist',
- 'off',
- 'on',
- 'proto=',
- 'seuser=',
- 'store=',
- 'range=',
- 'level=',
- 'roles=',
- 'type=',
- 'prefix='
- ])
+ try:
+ gopts, cmds = getopt.getopt(sys.argv[1:],
+ '01adf:i:lhmno:p:s:FCDR:L:r:t:T:P:S:',
+ ['add',
+ 'delete',
+ 'deleteall',
+ 'ftype=',
+ 'file',
+ 'help',
+ 'input=',
+ 'list',
+ 'modify',
+ 'noheading',
+ 'localist',
+ 'off',
+ 'on',
+ 'output=',
+ 'proto=',
+ 'seuser=',
+ 'store=',
+ 'range=',
+ 'level=',
+ 'roles=',
+ 'type=',
+ 'trans=',
+ 'prefix='
+ ])
+ except getopt.error, error:
+ usage(_("Options Error %s ") % error.msg)
+
for o, a in gopts:
if o == "-S" or o == '--store':
store = a
if o == "-i" or o == '--input':
input = a
+ if o == "-o" or o == '--output':
+ output = a
+
+ if output != None:
+ if output != "-":
+ sys.stdout = open(output, 'w')
+ for i in manageditems:
+ print "%s -D" % i
+ process_args([i, "-E"])
+ sys.exit(0)
if input != None:
if input == "-":
@@ -459,11 +563,11 @@ Object-specific Options (see above):
else:
process_args(sys.argv[1:])
- except getopt.error, error:
- usage(_("Options Error %s ") % error.msg)
except ValueError, error:
errorExit(error.args[0])
except KeyError, error:
errorExit(_("Invalid value %s") % error.args[0])
except IOError, error:
errorExit(error.args[1])
+ except OSError, error:
+ errorExit(error.args[1])
diff --git a/policycoreutils/semanage/semanage.8 b/policycoreutils/semanage/semanage.8
index 70d1a20..fb6a79b 100644
--- a/policycoreutils/semanage/semanage.8
+++ b/policycoreutils/semanage/semanage.8
@@ -1,29 +1,69 @@
-.TH "semanage" "8" "2005111103" "" ""
+.TH "semanage" "8" "20100223" "" ""
.SH "NAME"
semanage \- SELinux Policy Management tool
.SH "SYNOPSIS"
-.B semanage {boolean|login|user|port|interface|node|fcontext} \-{l|D} [\-n] [\-S store]
+Output local customizations
.br
-.B semanage boolean \-{d|m} [\-\-on|\-\-off|\-1|\-0] -F boolean | boolean_file
+.B semanage [ -S store ] -o [ output_file | - ]
+
+Input local customizations
+.br
+.B semanage [ -S store ] -i [ input_file | - ]
+
+Manage booleans. Booleans allow the administrator to modify the confinement of
+processes based on his configuration.
+.br
+.B semanage boolean [\-S store] \-{d|m|l|n|D} \-[\-on|\-off|\1|0] -F boolean | boolean_file
+
+Manage SELinux confined users (Roles and levels for an SELinux user)
+.br
+.B semanage user [\-S store] \-{a|d|m|l|n|D} [\-LrRP] selinux_name
+
+Manage login mappings between linux users and SELinux confined users.
+.br
+.B semanage login [\-S store] \-{a|d|m|l|n|D} [\-sr] login_name | %groupname
+
+Manage policy modules.
+.br
+.B semanage module [\-S store] \-{a|d|l} [-m [--enable | --disable] ] module_name
+
+Manage network port type definitions
.br
-.B semanage login \-{a|d|m} [\-sr] login_name | %groupname
+.B semanage port [\-S store] \-{a|d|m|l|n|D} [\-tr] [\-p proto] port | port_range
.br
-.B semanage user \-{a|d|m} [\-LrRP] selinux_name
+
+Manage network interface type definitions
+.br
+.B semanage interface [\-S store] \-{a|d|m|l|n|D} [\-tr] interface_spec
+
+Manage network node type definitions
.br
-.B semanage port \-{a|d|m} [\-tr] [\-p proto] port | port_range
+.B semanage node [\-S store] -{a|d|m|l|n|D} [-tr] [ -p protocol ] [-M netmask] address
.br
-.B semanage interface \-{a|d|m} [\-tr] interface_spec
+
+Manage file context mapping definitions
+.br
+.B semanage fcontext [\-S store] \-{a|d|m|l|n|D} [\-frst] file_spec
.br
-.B semanage node -{a|d|m} [-tr] [ -p protocol ] [-M netmask] address
+.B semanage fcontext [\-S store] \-{a|d|m|l|n|D} \-e replacement target
.br
-.B semanage fcontext \-{a|d|m} [\-frst] file_spec
+
+Manage processes type enforcement mode
.br
-.B semanage permissive \-{a|d} type
+.B semanage permissive [\-S store] \-{a|d|l|n|D} type
.br
-.B semanage dontaudit [ on | off ]
+
+Disable/Enable dontaudit rules in policy
+.br
+.B semanage dontaudit [\-S store] [ on | off ]
.P
+Execute multiple commands within a single transaction.
+.br
+.B semanage [\-S store] \-i command-file
+.br
+
.SH "DESCRIPTION"
semanage is used to configure certain elements of
SELinux policy without requiring modification to or recompilation
@@ -52,6 +92,22 @@ Delete a OBJECT record NAME
.I \-D, \-\-deleteall
Remove all OBJECTS local customizations
.TP
+.I \-\-disable
+Disable a policy module, requires -m option
+
+Currently modules only.
+.TP
+.I \-\-enable
+Enable a disabled policy module, requires -m option
+
+Currently modules only.
+.TP
+.I \-e, \-\-equal
+Substitute target path with sourcepath when generating default label. This is used with
+fcontext. Requires source and target path arguments. The context
+labeling for the target subtree is made equivalent to that
+defined for the source.
+.TP
.I \-f, \-\-ftype
File Type. This is used with fcontext.
Requires a file type as shown in the mode field by ls, e.g. use -d to match only directories or -- to match only regular files.
@@ -60,6 +116,7 @@ Requires a file type as shown in the mode field by ls, e.g. use -d to match only
Set multiple records from the input file. When used with the \-l \-\-list, it will output the current settings to stdout in the proper format.
Currently booleans only.
+
.TP
.I \-h, \-\-help
display this message
@@ -76,6 +133,9 @@ Default SELinux Level for SELinux use, s0 Default. (MLS/MCS Systems only)
.I \-m, \-\-modify
Modify a OBJECT record NAME
.TP
+.I \-M, \-\-mask
+Network Mask
+.TP
.I \-n, \-\-noheading
Do not print heading when listing OBJECTS.
.TP
@@ -99,26 +159,67 @@ Select and alternate SELinux store to manage
.TP
.I \-t, \-\-type
SELinux Type for the object
+.TP
+.I \-i, \-\-input
+Take a set of commands from a specified file and load them in a single
+transaction.
.SH EXAMPLE
.nf
-# View SELinux user mappings
-$ semanage user -l
-# Allow joe to login as staff_u
-$ semanage login -a -s staff_u joe
-# Allow the group clerks to login as user_u
-$ semanage login -a -s user_u %clerks
-# Add file-context for everything under /web (used by restorecon)
-$ semanage fcontext -a -t httpd_sys_content_t "/web(/.*)?"
-# Allow Apache to listen on port 81
-$ semanage port -a -t http_port_t -p tcp 81
-# Change apache to a permissive domain
-$ semanage permissive -a httpd_t
-# Turn off dontaudit rules
-$ semanage dontaudit off
+.B SELinux user
+List SELinux users
+# semanage user -l
+
+.B SELinux login
+Change joe to login as staff_u
+# semanage login -a -s staff_u joe
+Change the group clerks to login as user_u
+# semanage login -a -s user_u %clerks
+
+.B File contexts
+.i remember to run restorecon after you set the file context
+Add file-context for everything under /web
+# semanage fcontext -a -t httpd_sys_content_t "/web(/.*)?"
+# restorecon -R -v /web
+
+Substitute /home1 with /home when setting file context
+# semanage fcontext -a -e /home /home1
+# restorecon -R -v /home1
+
+For home directories under top level directory, for example /disk6/home,
+execute the following commands.
+# semanage fcontext -a -t home_root_t "/disk6"
+# semanage fcontext -a -e /home /disk6/home
+# restorecon -R -v /disk6
+
+.B Port contexts
+Allow Apache to listen on tcp port 81
+# semanage port -a -t http_port_t -p tcp 81
+
+.B Change apache to a permissive domain
+# semanage permissive -a httpd_t
+
+.B Turn off dontaudit rules
+# semanage dontaudit off
+
+.B Managing multiple machines
+Multiple machines that need the same customizations.
+Extract customizations off first machine, copy them
+to second and import them.
+
+# semanage -o /tmp/local.selinux
+# scp /tmp/local.selinux secondmachine:/tmp
+# ssh secondmachine
+# semanage -i /tmp/local.selinux
+
+If these customizations include file context, you need to apply the
+context using restorecon.
+
.fi
.SH "AUTHOR"
-This man page was written by Daniel Walsh <dwalsh@redhat.com> and
-Russell Coker <rcoker@redhat.com>.
+This man page was written by Daniel Walsh <dwalsh@redhat.com>
+.br
+and Russell Coker <rcoker@redhat.com>.
+.br
Examples by Thomas Bleher <ThomasBleher@gmx.de>.
diff --git a/policycoreutils/semanage/seobject.py b/policycoreutils/semanage/seobject.py
index b7d257b..735c1ba 100644
--- a/policycoreutils/semanage/seobject.py
+++ b/policycoreutils/semanage/seobject.py
@@ -29,47 +29,12 @@ import sepolgen.module as module
import gettext
gettext.bindtextdomain(PROGNAME, "/usr/share/locale")
gettext.textdomain(PROGNAME)
-try:
- gettext.install(PROGNAME, localedir = "/usr/share/locale", unicode = 1)
-except IOError:
- import __builtin__
- __builtin__.__dict__['_'] = unicode
-
-import syslog
-
-handle = None
-
-def get_handle(store):
- global handle
- global is_mls_enabled
-
- handle = semanage_handle_create()
- if not handle:
- raise ValueError(_("Could not create semanage handle"))
-
- if store != "":
- semanage_select_store(handle, store, SEMANAGE_CON_DIRECT);
-
- if not semanage_is_managed(handle):
- semanage_handle_destroy(handle)
- raise ValueError(_("SELinux policy is not managed or store cannot be accessed."))
-
- rc = semanage_access_check(handle)
- if rc < SEMANAGE_CAN_READ:
- semanage_handle_destroy(handle)
- raise ValueError(_("Cannot read policy store."))
-
- rc = semanage_connect(handle)
- if rc < 0:
- semanage_handle_destroy(handle)
- raise ValueError(_("Could not establish semanage connection"))
- is_mls_enabled = semanage_mls_enabled(handle)
- if is_mls_enabled < 0:
- semanage_handle_destroy(handle)
- raise ValueError(_("Could not test MLS enabled status"))
+import gettext
+translation=gettext.translation(PROGNAME, localedir = "/usr/share/locale", fallback=True)
+_=translation.ugettext
- return handle
+import syslog
file_types = {}
file_types[""] = SEMANAGE_FCONTEXT_ALL;
@@ -194,45 +159,148 @@ def untranslate(trans, prepend = 1):
return trans
else:
return raw
-
+
class semanageRecords:
- def __init__(self, store):
+ transaction = False
+ handle = None
+ store = None
+
+ def __init__(self, store):
global handle
- if handle != None:
- self.sh = handle
- else:
- self.sh = get_handle(store)
- self.transaction = False
+ self.sh = self.get_handle(store)
+
+ def get_handle(self, store):
+ global is_mls_enabled
+
+ if semanageRecords.handle:
+ return semanageRecords.handle
+
+ handle = semanage_handle_create()
+ if not handle:
+ raise ValueError(_("Could not create semanage handle"))
+
+ if not semanageRecords.transaction and store != "":
+ semanage_select_store(handle, store, SEMANAGE_CON_DIRECT);
+ semanageRecords.store = store
+
+ if not semanage_is_managed(handle):
+ semanage_handle_destroy(handle)
+ raise ValueError(_("SELinux policy is not managed or store cannot be accessed."))
+
+ rc = semanage_access_check(handle)
+ if rc < SEMANAGE_CAN_READ:
+ semanage_handle_destroy(handle)
+ raise ValueError(_("Cannot read policy store."))
+
+ rc = semanage_connect(handle)
+ if rc < 0:
+ semanage_handle_destroy(handle)
+ raise ValueError(_("Could not establish semanage connection"))
+
+ is_mls_enabled = semanage_mls_enabled(handle)
+ if is_mls_enabled < 0:
+ semanage_handle_destroy(handle)
+ raise ValueError(_("Could not test MLS enabled status"))
+
+ semanageRecords.handle = handle
+ return semanageRecords.handle
def deleteall(self):
raise ValueError(_("Not yet implemented"))
def start(self):
- if self.transaction:
+ if semanageRecords.transaction:
raise ValueError(_("Semanage transaction already in progress"))
self.begin()
- self.transaction = True
-
+ semanageRecords.transaction = True
def begin(self):
- if self.transaction:
+ if semanageRecords.transaction:
return
rc = semanage_begin_transaction(self.sh)
if rc < 0:
raise ValueError(_("Could not start semanage transaction"))
+ def customized(self):
+ raise ValueError(_("Not yet implemented"))
+
def commit(self):
- if self.transaction:
+ if semanageRecords.transaction:
return
rc = semanage_commit(self.sh)
if rc < 0:
raise ValueError(_("Could not commit semanage transaction"))
def finish(self):
- if not self.transaction:
+ if not semanageRecords.transaction:
raise ValueError(_("Semanage transaction not in progress"))
- self.transaction = False
+ semanageRecords.transaction = False
self.commit()
+class moduleRecords(semanageRecords):
+ def __init__(self, store):
+ semanageRecords.__init__(self, store)
+
+ def get_all(self):
+ l = []
+ (rc, mlist, number) = semanage_module_list(self.sh)
+ if rc < 0:
+ raise ValueError(_("Could not list SELinux modules"))
+
+ for i in range(number):
+ mod = semanage_module_list_nth(mlist, i)
+ l.append((semanage_module_get_name(mod), semanage_module_get_version(mod), semanage_module_get_enabled(mod)))
+ return l
+
+ def list(self, heading = 1, locallist = 0):
+ if heading:
+ print "\n%-25s%-10s\n" % (_("Modules Name"), _("Version"))
+ for t in self.get_all():
+ if t[2] == 0:
+ disabled = _("Disabled")
+ else:
+ disabled = ""
+ print "%-25s%-10s%s" % (t[0], t[1], disabled)
+
+ def add(self, file):
+ rc = semanage_module_install_file(self.sh, file);
+ if rc >= 0:
+ self.commit()
+
+ def disable(self, module):
+ need_commit = False
+ for m in module.split():
+ rc = semanage_module_disable(self.sh, m)
+ if rc < 0 and rc != -3:
+ raise ValueError(_("Could not disable module %s (remove failed)") % m)
+ if rc != -3:
+ need_commit = True
+ if need_commit:
+ self.commit()
+
+ def enable(self, module):
+ need_commit = False
+ for m in module.split():
+ rc = semanage_module_enable(self.sh, m)
+ if rc < 0 and rc != -3:
+ raise ValueError(_("Could not enable module %s (remove failed)") % m)
+ if rc != -3:
+ need_commit = True
+ if need_commit:
+ self.commit()
+
+ def modify(self, file):
+ rc = semanage_module_update_file(self.sh, file);
+ if rc >= 0:
+ self.commit()
+
+ def delete(self, module):
+ for m in module.split():
+ rc = semanage_module_remove(self.sh, m)
+ if rc < 0 and rc != -2:
+ raise ValueError(_("Could not remove module %s (remove failed)") % m)
+
+ self.commit()
+
class dontauditClass(semanageRecords):
def __init__(self, store):
semanageRecords.__init__(self, store)
@@ -259,14 +327,23 @@ class permissiveRecords(semanageRecords):
name = semanage_module_get_name(mod)
if name and name.startswith("permissive_"):
l.append(name.split("permissive_")[1])
+
return l
def list(self, heading = 1, locallist = 0):
- if heading:
- print "\n%-25s\n" % (_("Permissive Types"))
- for t in self.get_all():
- print t
+ import setools
+ all = map(lambda y: y["name"], filter(lambda x: x["permissive"], setools.seinfo(setools.TYPE)))
+ if heading:
+ print "\n%-25s\n" % (_("Builtin Permissive Types"))
+ customized = self.get_all()
+ for t in all:
+ if t not in customized:
+ print t
+ if heading:
+ print "\n%-25s\n" % (_("Customized Permissive Types"))
+ for t in customized:
+ print t
def add(self, type):
import glob
@@ -343,7 +420,9 @@ class loginRecords(semanageRecords):
if rc < 0:
raise ValueError(_("Could not check if login mapping for %s is defined") % name)
if exists:
- raise ValueError(_("Login mapping for %s is already defined") % name)
+ semanage_seuser_key_free(k)
+ return self.__modify(name, sename, serange)
+
if name[0] == '%':
try:
grp.getgrnam(name[1:])
@@ -475,6 +554,16 @@ class loginRecords(semanageRecords):
mylog.log(1, "delete SELinux user mapping", name);
+ def deleteall(self):
+ (rc, ulist) = semanage_seuser_list_local(self.sh)
+ if rc < 0:
+ raise ValueError(_("Could not list login mappings"))
+
+ self.begin()
+ for u in ulist:
+ self.__delete(semanage_seuser_get_name(u))
+ self.commit()
+
def get_all(self, locallist = 0):
ddict = {}
if locallist:
@@ -489,6 +578,15 @@ class loginRecords(semanageRecords):
ddict[name] = (semanage_seuser_get_sename(u), semanage_seuser_get_mlsrange(u))
return ddict
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ l.append("-a -s %s -r '%s' %s" % (ddict[k][0], ddict[k][1], k))
+ return l
+
def list(self,heading = 1, locallist = 0):
ddict = self.get_all(locallist)
keys = ddict.keys()
@@ -531,7 +629,8 @@ class seluserRecords(semanageRecords):
if rc < 0:
raise ValueError(_("Could not check if SELinux user %s is defined") % name)
if exists:
- raise ValueError(_("SELinux user %s is already defined") % name)
+ semanage_user_key_free(k)
+ return self.__modify(name, roles, selevel, serange, prefix)
(rc, u) = semanage_user_create(self.sh)
if rc < 0:
@@ -682,6 +781,16 @@ class seluserRecords(semanageRecords):
mylog.log(1,"delete SELinux user record", name)
+ def deleteall(self):
+ (rc, ulist) = semanage_user_list_local(self.sh)
+ if rc < 0:
+ raise ValueError(_("Could not list login mappings"))
+
+ self.begin()
+ for u in ulist:
+ self.__delete(semanage_user_get_name(u))
+ self.commit()
+
def get_all(self, locallist = 0):
ddict = {}
if locallist:
@@ -702,6 +811,15 @@ class seluserRecords(semanageRecords):
return ddict
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ l.append("-a -r %s -R '%s' %s" % (ddict[k][2], ddict[k][3], k))
+ return l
+
def list(self, heading = 1, locallist = 0):
ddict = self.get_all(locallist)
keys = ddict.keys()
@@ -740,12 +858,16 @@ class portRecords(semanageRecords):
low = int(ports[0])
high = int(ports[1])
+ if high > 65536:
+ raise ValueError(_("Invalid Port"))
+
(rc, k) = semanage_port_key_create(self.sh, low, high, proto_d)
if rc < 0:
raise ValueError(_("Could not create a key for %s/%s") % (proto, port))
return ( k, proto_d, low, high )
def __add(self, port, proto, serange, type):
+
if is_mls_enabled == 1:
if serange == "":
serange = "s0"
@@ -808,6 +930,7 @@ class portRecords(semanageRecords):
self.commit()
def __modify(self, port, proto, serange, setype):
+
if serange == "" and setype == "":
if is_mls_enabled == 1:
raise ValueError(_("Requires setype or serange"))
@@ -942,6 +1065,18 @@ class portRecords(semanageRecords):
ddict[(ctype,proto_str)].append("%d-%d" % (low, high))
return ddict
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ if k[0] == k[1]:
+ l.append("-a -t %s -p %s %s" % (ddict[k][0], k[2], k[0]))
+ else:
+ l.append("-a -t %s -p %s %s-%s" % (ddict[k][0], k[2], k[0], k[1]))
+ return l
+
def list(self, heading = 1, locallist = 0):
if heading:
print "%-30s %-8s %s\n" % (_("SELinux Port Type"), _("Proto"), _("Port Number"))
@@ -958,7 +1093,8 @@ class portRecords(semanageRecords):
class nodeRecords(semanageRecords):
def __init__(self, store = ""):
semanageRecords.__init__(self,store)
-
+ self.protocol = ["ipv4", "ipv6"]
+
def __add(self, addr, mask, proto, serange, ctype):
if addr == "":
raise ValueError(_("Node Address is required"))
@@ -966,14 +1102,11 @@ class nodeRecords(semanageRecords):
if mask == "":
raise ValueError(_("Node Netmask is required"))
- if proto == "ipv4":
- proto = 0
- elif proto == "ipv6":
- proto = 1
- else:
+ try:
+ proto = self.protocol.index(proto)
+ except:
raise ValueError(_("Unknown or missing protocol"))
-
if is_mls_enabled == 1:
if serange == "":
serange = "s0"
@@ -991,11 +1124,13 @@ class nodeRecords(semanageRecords):
(rc, exists) = semanage_node_exists(self.sh, k)
if exists:
- raise ValueError(_("Addr %s already defined") % addr)
+ semanage_node_key_free(k)
+ return self.__modify(addr, mask, self.protocol[proto], serange, ctype)
(rc, node) = semanage_node_create(self.sh)
if rc < 0:
raise ValueError(_("Could not create addr for %s") % addr)
+ semanage_node_set_proto(node, proto)
rc = semanage_node_set_addr(self.sh, node, proto, addr)
(rc, con) = semanage_context_create(self.sh)
@@ -1005,8 +1140,7 @@ class nodeRecords(semanageRecords):
rc = semanage_node_set_mask(self.sh, node, proto, mask)
if rc < 0:
raise ValueError(_("Could not set mask for %s") % addr)
-
-
+
rc = semanage_context_set_user(self.sh, con, "system_u")
if rc < 0:
raise ValueError(_("Could not set user in addr context for %s") % addr)
@@ -1047,13 +1181,10 @@ class nodeRecords(semanageRecords):
if mask == "":
raise ValueError(_("Node Netmask is required"))
- if proto == "ipv4":
- proto = 0
- elif proto == "ipv6":
- proto = 1
- else:
- raise ValueError(_("Unknown or missing protocol"))
-
+ try:
+ proto = self.protocol.index(proto)
+ except:
+ raise ValueError(_("Unknown or missing protocol"))
if serange == "" and setype == "":
raise ValueError(_("Requires setype or serange"))
@@ -1068,12 +1199,11 @@ class nodeRecords(semanageRecords):
if not exists:
raise ValueError(_("Addr %s is not defined") % addr)
- (rc, node) = semanage_node_query(self.sh, k)
+ (rc, node) = semanage_node_query_local(self.sh, k)
if rc < 0:
raise ValueError(_("Could not query addr %s") % addr)
con = semanage_node_get_con(node)
-
if serange != "":
semanage_context_set_mls(self.sh, con, untranslate(serange))
if setype != "":
@@ -1098,11 +1228,9 @@ class nodeRecords(semanageRecords):
if mask == "":
raise ValueError(_("Node Netmask is required"))
- if proto == "ipv4":
- proto = 0
- elif proto == "ipv6":
- proto = 1
- else:
+ try:
+ proto = self.protocol.index(proto)
+ except:
raise ValueError(_("Unknown or missing protocol"))
(rc, k) = semanage_node_key_create(self.sh, addr, mask, proto)
@@ -1132,6 +1260,16 @@ class nodeRecords(semanageRecords):
self.__delete(addr, mask, proto)
self.commit()
+ def deleteall(self):
+ (rc, nlist) = semanage_node_list_local(self.sh)
+ if rc < 0:
+ raise ValueError(_("Could not deleteall node mappings"))
+
+ self.begin()
+ for node in nlist:
+ self.__delete(semanage_node_get_addr(self.sh, node)[1], semanage_node_get_mask(self.sh, node)[1], self.protocol[semanage_node_get_proto(node)])
+ self.commit()
+
def get_all(self, locallist = 0):
ddict = {}
if locallist :
@@ -1145,15 +1283,20 @@ class nodeRecords(semanageRecords):
con = semanage_node_get_con(node)
addr = semanage_node_get_addr(self.sh, node)
mask = semanage_node_get_mask(self.sh, node)
- proto = semanage_node_get_proto(node)
- if proto == 0:
- proto = "ipv4"
- elif proto == 1:
- proto = "ipv6"
+ proto = self.protocol[semanage_node_get_proto(node)]
ddict[(addr[1], mask[1], proto)] = (semanage_context_get_user(con), semanage_context_get_role(con), semanage_context_get_type(con), semanage_context_get_mls(con))
return ddict
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ l.append("-a -M %s -p %s -t %s %s" % (k[1], k[2],ddict[k][2], k[0]))
+ return l
+
def list(self, heading = 1, locallist = 0):
if heading:
print "%-18s %-18s %-5s %-5s\n" % ("IP Address", "Netmask", "Protocol", "Context")
@@ -1193,7 +1336,8 @@ class interfaceRecords(semanageRecords):
if rc < 0:
raise ValueError(_("Could not check if interface %s is defined") % interface)
if exists:
- raise ValueError(_("Interface %s already defined") % interface)
+ semanage_iface_key_free(k)
+ return self.__modify(interface, serange, ctype)
(rc, iface) = semanage_iface_create(self.sh)
if rc < 0:
@@ -1307,6 +1451,16 @@ class interfaceRecords(semanageRecords):
self.__delete(interface)
self.commit()
+ def deleteall(self):
+ (rc, ulist) = semanage_iface_list_local(self.sh)
+ if rc < 0:
+ raise ValueError(_("Could not delete all interface mappings"))
+
+ self.begin()
+ for i in ulist:
+ self.__delete(semanage_iface_get_name(i))
+ self.commit()
+
def get_all(self, locallist = 0):
ddict = {}
if locallist:
@@ -1322,6 +1476,15 @@ class interfaceRecords(semanageRecords):
return ddict
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ l.append("-a -t %s %s" % (ddict[k][2], k))
+ return l
+
def list(self, heading = 1, locallist = 0):
if heading:
print "%-30s %s\n" % (_("SELinux Interface"), _("Context"))
@@ -1338,6 +1501,48 @@ class interfaceRecords(semanageRecords):
class fcontextRecords(semanageRecords):
def __init__(self, store = ""):
semanageRecords.__init__(self, store)
+ self.equiv = {}
+ self.equal_ind = False
+ try:
+ fd = open(selinux.selinux_file_context_subs_path(), "r")
+ for i in fd.readlines():
+ src, dst = i.split()
+ self.equiv[src] = dst
+ fd.close()
+ except IOError:
+ pass
+
+ def commit(self):
+ if self.equal_ind:
+ subs_file = selinux.selinux_file_context_subs_path()
+ tmpfile = "%s.tmp" % subs_file
+ fd = open(tmpfile, "w")
+ for src in self.equiv.keys():
+ fd.write("%s %s\n" % (src, self.equiv[src]))
+ fd.close()
+ try:
+ os.chmod(tmpfile, os.stat(subs_file)[stat.ST_MODE])
+ except:
+ pass
+ os.rename(tmpfile,subs_file)
+ self.equal_ind = False
+ semanageRecords.commit(self)
+
+ def add_equal(self, src, dst):
+ self.begin()
+ if src in self.equiv.keys():
+ raise ValueError(_("Equivalence class for %s already exists") % src)
+ self.equiv[src] = dst
+ self.equal_ind = True
+ self.commit()
+
+ def modify_equal(self, src, dst):
+ self.begin()
+ if src not in self.equiv.keys():
+ raise ValueError(_("Equivalence class for %s does not exists") % src)
+ self.equiv[src] = dst
+ self.equal_ind = True
+ self.commit()
def createcon(self, target, seuser = "system_u"):
(rc, con) = semanage_context_create(self.sh)
@@ -1364,6 +1569,8 @@ class fcontextRecords(semanageRecords):
def validate(self, target):
if target == "" or target.find("\n") >= 0:
raise ValueError(_("Invalid file specification"))
+ if target.find(" ") != -1:
+ raise ValueError(_("File specification can not include spaces"))
def __add(self, target, type, ftype = "", serange = "", seuser = "system_u"):
self.validate(target)
@@ -1388,7 +1595,8 @@ class fcontextRecords(semanageRecords):
raise ValueError(_("Could not check if file context for %s is defined") % target)
if exists:
- raise ValueError(_("File context for %s already defined") % target)
+ semanage_fcontext_key_free(k)
+ return self.__modify(target, type, ftype, serange, seuser)
(rc, fcontext) = semanage_fcontext_create(self.sh)
if rc < 0:
@@ -1504,9 +1712,16 @@ class fcontextRecords(semanageRecords):
raise ValueError(_("Could not delete the file context %s") % target)
semanage_fcontext_key_free(k)
+ self.equiv = {}
+ self.equal_ind = True
self.commit()
def __delete(self, target, ftype):
+ if target in self.equiv.keys():
+ self.equiv.pop(target)
+ self.equal_ind = True
+ return
+
(rc,k) = semanage_fcontext_key_create(self.sh, target, file_types[ftype])
if rc < 0:
raise ValueError(_("Could not create a key for %s") % target)
@@ -1561,12 +1776,22 @@ class fcontextRecords(semanageRecords):
return ddict
+ def customized(self):
+ l = []
+ fcon_dict = self.get_all(True)
+ keys = fcon_dict.keys()
+ keys.sort()
+ for k in keys:
+ if fcon_dict[k]:
+ l.append("-a -f '%s' -t %s '%s'" % (k[1], fcon_dict[k][2], k[0]))
+ return l
+
def list(self, heading = 1, locallist = 0 ):
- if heading:
- print "%-50s %-18s %s\n" % (_("SELinux fcontext"), _("type"), _("Context"))
fcon_dict = self.get_all(locallist)
keys = fcon_dict.keys()
keys.sort()
+ if len(keys) > 0 and heading:
+ print "%-50s %-18s %s\n" % (_("SELinux fcontext"), _("type"), _("Context"))
for k in keys:
if fcon_dict[k]:
if is_mls_enabled:
@@ -1575,6 +1800,12 @@ class fcontextRecords(semanageRecords):
print "%-50s %-18s %s:%s:%s " % (k[0], k[1], fcon_dict[k][0], fcon_dict[k][1],fcon_dict[k][2])
else:
print "%-50s %-18s <<None>>" % (k[0], k[1])
+ if len(self.equiv.keys()) > 0:
+ if heading:
+ print _("\nSELinux fcontext Equivalence \n")
+
+ for src in self.equiv.keys():
+ print "%s = %s" % (src, self.equiv[src])
class booleanRecords(semanageRecords):
def __init__(self, store = ""):
@@ -1587,6 +1818,18 @@ class booleanRecords(semanageRecords):
self.dict["1"] = 1
self.dict["0"] = 0
+ try:
+ rc, self.current_booleans = selinux.security_get_boolean_names()
+ rc, ptype = selinux.selinux_getpolicytype()
+ except:
+ self.current_booleans = []
+ ptype = None
+
+ if self.store == None or self.store == ptype:
+ self.modify_local = True
+ else:
+ self.modify_local = False
+
def __mod(self, name, value):
(rc, k) = semanage_bool_key_create(self.sh, name)
if rc < 0:
@@ -1606,9 +1849,10 @@ class booleanRecords(semanageRecords):
else:
raise ValueError(_("You must specify one of the following values: %s") % ", ".join(self.dict.keys()) )
- rc = semanage_bool_set_active(self.sh, k, b)
- if rc < 0:
- raise ValueError(_("Could not set active value of boolean %s") % name)
+ if self.modify_local and name in self.current_booleans:
+ rc = semanage_bool_set_active(self.sh, k, b)
+ if rc < 0:
+ raise ValueError(_("Could not set active value of boolean %s") % name)
rc = semanage_bool_modify_local(self.sh, k, b)
if rc < 0:
raise ValueError(_("Could not modify boolean %s") % name)
@@ -1691,8 +1935,12 @@ class booleanRecords(semanageRecords):
value = []
name = semanage_bool_get_name(boolean)
value.append(semanage_bool_get_value(boolean))
- value.append(selinux.security_get_boolean_pending(name))
- value.append(selinux.security_get_boolean_active(name))
+ if self.modify_local and boolean in self.current_booleans:
+ value.append(selinux.security_get_boolean_pending(name))
+ value.append(selinux.security_get_boolean_active(name))
+ else:
+ value.append(value[0])
+ value.append(value[0])
ddict[name] = value
return ddict
@@ -1706,6 +1954,16 @@ class booleanRecords(semanageRecords):
else:
return _("unknown")
+ def customized(self):
+ l = []
+ ddict = self.get_all(True)
+ keys = ddict.keys()
+ keys.sort()
+ for k in keys:
+ if ddict[k]:
+ l.append("-%s %s" % (ddict[k][2], k))
+ return l
+
def list(self, heading = True, locallist = False, use_file = False):
on_off = (_("off"), _("on"))
if use_file:
diff --git a/policycoreutils/sepolgen-ifgen/Makefile b/policycoreutils/sepolgen-ifgen/Makefile
new file mode 100644
index 0000000..211580d
--- /dev/null
+++ b/policycoreutils/sepolgen-ifgen/Makefile
@@ -0,0 +1,25 @@
+# Installation directories.
+PREFIX ?= ${DESTDIR}/usr
+BINDIR ?= $(PREFIX)/bin
+LIBDIR ?= ${PREFIX}/lib
+INCLUDEDIR ?= $(PREFIX)/include
+
+CFLAGS ?= -Wall -W
+override CFLAGS += -I$(INCLUDEDIR)
+LDLIBS = $(LIBDIR)/libsepol.a
+
+all: sepolgen-ifgen-attr-helper
+
+sepolgen-ifgen-attr-helper: sepolgen-ifgen-attr-helper.o
+
+install: all
+ -mkdir -p $(BINDIR)
+ install -m 755 sepolgen-ifgen-attr-helper $(BINDIR)
+
+clean:
+ rm -f *~ *.o sepolgen-ifgen-attr-helper
+
+indent:
+ ../../scripts/Lindent $(wildcard *.[ch])
+
+relabel: ;
diff --git a/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c b/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c
new file mode 100644
index 0000000..995b270
--- /dev/null
+++ b/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c
@@ -0,0 +1,230 @@
+/* Authors: Frank Mayer <mayerf@tresys.com>
+ * and Karl MacMillan <kmacmillan@tresys.com>
+ *
+ * Copyright (C) 2003,2010 Tresys Technology, LLC
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, version 2.
+ *
+ * Adapted from dispol.c.
+ *
+ * This program is used by sepolgen-ifgen to get the access for all of
+ * the attributes in the policy so that it can resolve the
+ * typeattribute statements in the interfaces.
+ *
+ * It outputs the attribute access in a similar format to what sepolgen
+ * uses to store interface vectors:
+ * [Attribute sandbox_x_domain]
+ * sandbox_x_domain,samba_var_t,file,ioctl,read,getattr,lock,open
+ * sandbox_x_domain,samba_var_t,dir,getattr,search,open
+ * sandbox_x_domain,initrc_var_run_t,file,ioctl,read,getattr,lock,open
+ *
+ */
+
+#include <sepol/policydb/policydb.h>
+#include <sepol/policydb/avtab.h>
+#include <sepol/policydb/util.h>
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+struct val_to_name {
+ unsigned int val;
+ char *name;
+};
+
+static int perm_name(hashtab_key_t key, hashtab_datum_t datum, void *data)
+{
+ struct val_to_name *v = data;
+ perm_datum_t *perdatum;
+
+ perdatum = (perm_datum_t *) datum;
+
+ if (v->val == perdatum->s.value) {
+ v->name = key;
+ return 1;
+ }
+
+ return 0;
+}
+
+int render_access_mask(uint32_t av, avtab_key_t *key, policydb_t *policydbp,
+ FILE *fp)
+{
+ struct val_to_name v;
+ class_datum_t *cladatum;
+ char *perm = NULL;
+ unsigned int i;
+ int rc;
+ uint32_t tclass = key->target_class;
+
+ cladatum = policydbp->class_val_to_struct[tclass - 1];
+ for (i = 0; i < cladatum->permissions.nprim; i++) {
+ if (av & (1 << i)) {
+ v.val = i + 1;
+ rc = hashtab_map(cladatum->permissions.table,
+ perm_name, &v);
+ if (!rc && cladatum->comdatum) {
+ rc = hashtab_map(cladatum->comdatum->
+ permissions.table, perm_name,
+ &v);
+ }
+ if (rc)
+ perm = v.name;
+ if (perm) {
+ fprintf(fp, ",%s", perm);
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int render_key(avtab_key_t *key, policydb_t *p, FILE *fp)
+{
+ char *stype, *ttype, *tclass;
+ stype = p->p_type_val_to_name[key->source_type - 1];
+ ttype = p->p_type_val_to_name[key->target_type - 1];
+ tclass = p->p_class_val_to_name[key->target_class - 1];
+ if (stype && ttype) {
+ fprintf(fp, "%s,%s,%s", stype, ttype, tclass);
+ } else {
+ fprintf(stderr, "error rendering key\n");
+ exit(1);
+ }
+
+ return 0;
+}
+
+struct callback_data
+{
+ uint32_t attr;
+ policydb_t *policy;
+ FILE *fp;
+};
+
+int output_avrule(avtab_key_t *key, avtab_datum_t *datum, void *args)
+{
+ struct callback_data *cb_data = (struct callback_data *)args;
+
+ if (key->source_type != cb_data->attr)
+ return 0;
+
+ if (!(key->specified & AVTAB_AV && key->specified & AVTAB_ALLOWED))
+ return 0;
+
+ render_key(key, cb_data->policy, cb_data->fp);
+ render_access_mask(datum->data, key, cb_data->policy, cb_data->fp);
+ fprintf(cb_data->fp, "\n");
+
+ return 0;
+}
+
+static int attribute_callback(hashtab_key_t key, hashtab_datum_t datum, void *datap)
+{
+ struct callback_data *cb_data = (struct callback_data *)datap;
+ type_datum_t *t = (type_datum_t *)datum;
+
+ if (t->flavor == TYPE_ATTRIB) {
+ fprintf(cb_data->fp, "[Attribute %s]\n", key);
+ cb_data->attr = t->s.value;
+ if (avtab_map(&cb_data->policy->te_avtab, output_avrule, cb_data) < 0)
+ return -1;
+ if (avtab_map(&cb_data->policy->te_cond_avtab, output_avrule, cb_data) < 0)
+ return -1;
+ }
+
+ return 0;
+}
+
+static policydb_t *load_policy(const char *filename)
+{
+ policydb_t *policydb;
+ struct policy_file pf;
+ FILE *fp;
+ int ret;
+
+ fp = fopen(filename, "r");
+ if (fp == NULL) {
+ fprintf(stderr, "Can't open '%s': %s\n",
+ filename, strerror(errno));
+ return NULL;
+ }
+
+ policy_file_init(&pf);
+ pf.type = PF_USE_STDIO;
+ pf.fp = fp;
+
+ policydb = malloc(sizeof(policydb_t));
+ if (policydb == NULL) {
+ fprintf(stderr, "Out of memory!\n");
+ return NULL;
+ }
+
+ if (policydb_init(policydb)) {
+ fprintf(stderr, "Out of memory!\n");
+ return NULL;
+ }
+
+ ret = policydb_read(policydb, &pf, 1);
+ if (ret) {
+ fprintf(stderr,
+ "error(s) encountered while parsing configuration\n");
+ return NULL;
+ }
+
+ fclose(fp);
+
+ return policydb;
+
+}
+
+void usage(char *progname)
+{
+ printf("usage: %s policy_file out_file\n", progname);
+}
+
+int main(int argc, char **argv)
+{
+ policydb_t *p;
+ struct callback_data cb_data;
+ FILE *fp;
+
+ if (argc != 3) {
+ usage(argv[0]);
+ exit(1);
+ }
+
+ /* Open the policy. */
+ p = load_policy(argv[1]);
+ if (p == NULL) {
+ exit(1);
+ }
+
+ /* Open the output policy. */
+ fp = fopen(argv[2], "w");
+ if (fp == NULL) {
+ fprintf(stderr, "error opening output file\n");
+ policydb_destroy(p);
+ free(p);
+ }
+
+ /* Find all of the attributes and output their access. */
+ cb_data.policy = p;
+ cb_data.fp = fp;
+
+ if (hashtab_map(p->p_types.table, attribute_callback, &cb_data)) {
+ printf("error finding attributes\n");
+ }
+
+ policydb_destroy(p);
+ free(p);
+ fclose(fp);
+
+ return 0;
+}
diff --git a/policycoreutils/setfiles/restore.c b/policycoreutils/setfiles/restore.c
index b649d8f..38416d8 100644
--- a/policycoreutils/setfiles/restore.c
+++ b/policycoreutils/setfiles/restore.c
@@ -1,4 +1,5 @@
#include "restore.h"
+#include <glob.h>
#define SKIP -2
#define ERR -1
@@ -31,7 +32,6 @@ struct edir {
static file_spec_t *fl_head;
-static int exclude(const char *file);
static int filespec_add(ino_t ino, const security_context_t con, const char *file);
static int only_changed_user(const char *a, const char *b);
struct restore_opts *r_opts = NULL;
@@ -53,7 +53,6 @@ void remove_exclude(const char *directory)
}
}
return;
-
}
void restore_init(struct restore_opts *opts)
@@ -300,8 +299,14 @@ static int process_one(char *name, int recurse_this_path)
int rc = 0;
const char *namelist[2] = {name, NULL};
dev_t dev_num = 0;
- FTS *fts_handle;
- FTSENT *ftsent;
+ FTS *fts_handle = NULL;
+ FTSENT *ftsent = NULL;
+
+ if (r_opts == NULL){
+ fprintf(stderr,
+ "Must call initialize first!");
+ goto err;
+ }
fts_handle = fts_open((char **)namelist, r_opts->fts_flags, NULL);
if (fts_handle == NULL) {
@@ -357,11 +362,34 @@ err:
goto out;
}
+int process_glob(char *name, int recurse) {
+ glob_t globbuf;
+ size_t i = 0;
+ int errors = 0;
+ memset(&globbuf, 0, sizeof(globbuf));
+ globbuf.gl_offs = 0;
+ if (glob(name,
+ GLOB_TILDE | GLOB_PERIOD,
+ NULL,
+ &globbuf) >= 0) {
+ for (i = 0; i < globbuf.gl_pathc; i++) {
+ int len = strlen(globbuf.gl_pathv[i]) -2;
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len--], "/.") == 0) continue;
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len], "/..") == 0) continue;
+ errors |= process_one_realpath(globbuf.gl_pathv[i], recurse) < 0;
+ }
+ globfree(&globbuf);
+ }
+ else
+ errors |= process_one_realpath(name, recurse) < 0;
+ return errors;
+}
+
int process_one_realpath(char *name, int recurse)
{
int rc = 0;
char *p;
- struct stat sb;
+ struct stat64 sb;
if (r_opts == NULL){
fprintf(stderr,
@@ -372,8 +400,9 @@ int process_one_realpath(char *name, int recurse)
if (!r_opts->expand_realpath) {
return process_one(name, recurse);
} else {
- rc = lstat(name, &sb);
+ rc = lstat64(name, &sb);
if (rc < 0) {
+ if (r_opts->ignore_enoent && errno == ENOENT) return 0;
fprintf(stderr, "%s: lstat(%s) failed: %s\n",
r_opts->progname, name, strerror(errno));
return -1;
@@ -409,7 +438,7 @@ int process_one_realpath(char *name, int recurse)
}
}
-static int exclude(const char *file)
+int exclude(const char *file)
{
int i = 0;
for (i = 0; i < excludeCtr; i++) {
@@ -537,7 +566,7 @@ static int filespec_add(ino_t ino, const security_context_t con, const char *fil
{
file_spec_t *prevfl, *fl;
int h, ret;
- struct stat sb;
+ struct stat64 sb;
if (!fl_head) {
fl_head = malloc(sizeof(file_spec_t) * HASH_BUCKETS);
@@ -550,7 +579,7 @@ static int filespec_add(ino_t ino, const security_context_t con, const char *fil
for (prevfl = &fl_head[h], fl = fl_head[h].next; fl;
prevfl = fl, fl = fl->next) {
if (ino == fl->ino) {
- ret = lstat(fl->file, &sb);
+ ret = lstat64(fl->file, &sb);
if (ret < 0 || sb.st_ino != ino) {
freecon(fl->con);
free(fl->file);
@@ -602,5 +631,67 @@ static int filespec_add(ino_t ino, const security_context_t con, const char *fil
return -1;
}
+#include <sys/utsname.h>
+/*
+ Search /proc/mounts for all file systems that do not support extended
+ attributes and add them to the exclude directory table. File systems
+ that support security labels have the seclabel option.
+*/
+void exclude_non_seclabel_mounts()
+{
+ struct utsname uts;
+ FILE *fp;
+ size_t len;
+ ssize_t num;
+ int index = 0, found = 0;
+ char *mount_info[4];
+ char *buf = NULL, *item;
+
+ /* Check to see if the kernel supports seclabel */
+ if (uname(&uts) == 0 && strverscmp(uts.release, "2.6.30") < 0)
+ return;
+ if (is_selinux_enabled() <= 0)
+ return;
+
+ fp = fopen("/proc/mounts", "r");
+ if (!fp)
+ return;
+
+ while ((num = getline(&buf, &len, fp)) != -1) {
+ found = 0;
+ index = 0;
+ item = strtok(buf, " ");
+ while (item != NULL) {
+ mount_info[index] = item;
+ if (index == 3)
+ break;
+ index++;
+ item = strtok(NULL, " ");
+ }
+ if (index < 3) {
+ fprintf(stderr,
+ "/proc/mounts record \"%s\" has incorrect format.\n",
+ buf);
+ continue;
+ }
+ /* remove pre-existing entry */
+ remove_exclude(mount_info[1]);
+
+ item = strtok(mount_info[3], ",");
+ while (item != NULL) {
+ if (strcmp(item, "seclabel") == 0) {
+ found = 1;
+ break;
+ }
+ item = strtok(NULL, ",");
+ }
+
+ /* exclude mount points without the seclabel option */
+ if (!found)
+ add_exclude(mount_info[1]);
+ }
+
+ free(buf);
+}
diff --git a/policycoreutils/setfiles/restore.h b/policycoreutils/setfiles/restore.h
index 03b82e8..8b50ff8 100644
--- a/policycoreutils/setfiles/restore.h
+++ b/policycoreutils/setfiles/restore.h
@@ -27,6 +27,7 @@ struct restore_opts {
int hard_links;
int verbose;
int logging;
+ int ignore_enoent;
char *rootpath;
int rootpathlen;
char *progname;
@@ -44,7 +45,10 @@ struct restore_opts {
void restore_init(struct restore_opts *opts);
void restore_finish();
int add_exclude(const char *directory);
+int exclude(const char *path);
void remove_exclude(const char *directory);
int process_one_realpath(char *name, int recurse);
+int process_glob(char *name, int recurse);
+void exclude_non_seclabel_mounts();
#endif
diff --git a/policycoreutils/setfiles/restorecon.8 b/policycoreutils/setfiles/restorecon.8
index 1eb6a43..c8ea4bb 100644
--- a/policycoreutils/setfiles/restorecon.8
+++ b/policycoreutils/setfiles/restorecon.8
@@ -4,10 +4,10 @@ restorecon \- restore file(s) default SELinux security contexts.
.SH "SYNOPSIS"
.B restorecon
-.I [\-o outfilename ] [\-R] [\-n] [\-v] [\-e directory ] pathname...
+.I [\-o outfilename ] [\-R] [\-n] [\-p] [\-v] [\-e directory ] pathname...
.P
.B restorecon
-.I \-f infilename [\-o outfilename ] [\-e directory ] [\-R] [\-n] [\-v] [\-F]
+.I \-f infilename [\-o outfilename ] [\-e directory ] [\-R] [\-n] [\-p] [\-v] [\-F]
.SH "DESCRIPTION"
This manual page describes the
@@ -40,6 +40,9 @@ don't change any file labels.
.TP
.B \-o outfilename
save list of files with incorrect context in outfilename.
+.TP
+.B \-p
+show progress by printing * every 1000 files.
.TP
.B \-v
show changes in file labels.
diff --git a/policycoreutils/setfiles/setfiles.8 b/policycoreutils/setfiles/setfiles.8
index ac68b94..28f99d9 100644
--- a/policycoreutils/setfiles/setfiles.8
+++ b/policycoreutils/setfiles/setfiles.8
@@ -31,6 +31,9 @@ log changes in file labels to syslog.
.TP
.B \-n
don't change any file labels.
+.TP
+.B \-p
+show progress by printing * every 1000 files.
.TP
.B \-q
suppress non-error output.
diff --git a/policycoreutils/setfiles/setfiles.c b/policycoreutils/setfiles/setfiles.c
index 8f4f663..b0a7e09 100644
--- a/policycoreutils/setfiles/setfiles.c
+++ b/policycoreutils/setfiles/setfiles.c
@@ -5,7 +5,6 @@
#include <ctype.h>
#include <regex.h>
#include <sys/vfs.h>
-#include <sys/utsname.h>
#define __USE_XOPEN_EXTENDED 1 /* nftw */
#include <libgen.h>
#ifdef USE_AUDIT
@@ -25,7 +24,6 @@ static char *policyfile = NULL;
static int warn_no_match = 0;
static int null_terminated = 0;
static int errors;
-static int ignore_enoent;
static struct restore_opts r_opts;
#define STAT_BLOCK_SIZE 1
@@ -44,13 +42,13 @@ void usage(const char *const name)
{
if (iamrestorecon) {
fprintf(stderr,
- "usage: %s [-iFnrRv0] [-e excludedir ] [-o filename ] [-f filename | pathname... ]\n",
+ "usage: %s [-iFnprRv0] [-e excludedir ] [-o filename ] [-f filename | pathname... ]\n",
name);
} else {
fprintf(stderr,
"usage: %s [-dnpqvW] [-o filename] [-r alt_root_path ] spec_file pathname...\n"
"usage: %s -c policyfile spec_file\n"
- "usage: %s -s [-dnqvW] [-o filename ] spec_file\n", name, name,
+ "usage: %s -s [-dnpqvW] [-o filename ] spec_file\n", name, name,
name);
}
exit(1);
@@ -138,69 +136,6 @@ static void maybe_audit_mass_relabel(void)
#endif
}
-/*
- Search /proc/mounts for all file systems that do not support extended
- attributes and add them to the exclude directory table. File systems
- that support security labels have the seclabel option.
-*/
-static void exclude_non_seclabel_mounts()
-{
- struct utsname uts;
- FILE *fp;
- size_t len;
- ssize_t num;
- int index = 0, found = 0;
- char *mount_info[4];
- char *buf = NULL, *item;
-
- /* Check to see if the kernel supports seclabel */
- if (uname(&uts) == 0 && strverscmp(uts.release, "2.6.30") < 0)
- return;
- if (is_selinux_enabled() <= 0)
- return;
-
- fp = fopen("/proc/mounts", "r");
- if (!fp)
- return;
-
- while ((num = getline(&buf, &len, fp)) != -1) {
- found = 0;
- index = 0;
- item = strtok(buf, " ");
- while (item != NULL) {
- mount_info[index] = item;
- if (index == 3)
- break;
- index++;
- item = strtok(NULL, " ");
- }
- if (index < 3) {
- fprintf(stderr,
- "/proc/mounts record \"%s\" has incorrect format.\n",
- buf);
- continue;
- }
-
- /* remove pre-existing entry */
- remove_exclude(mount_info[1]);
-
- item = strtok(mount_info[3], ",");
- while (item != NULL) {
- if (strcmp(item, "seclabel") == 0) {
- found = 1;
- break;
- }
- item = strtok(NULL, ",");
- }
-
- /* exclude mount points without the seclabel option */
- if (!found)
- add_exclude(mount_info[1]);
- }
-
- free(buf);
-}
-
int main(int argc, char **argv)
{
struct stat sb;
@@ -335,7 +270,7 @@ int main(int argc, char **argv)
r_opts.debug = 1;
break;
case 'i':
- ignore_enoent = 1;
+ r_opts.ignore_enoent = 1;
break;
case 'l':
r_opts.logging = 1;
@@ -371,7 +306,7 @@ int main(int argc, char **argv)
break;
}
if (optind + 1 >= argc) {
- fprintf(stderr, "usage: %s -r r_opts.rootpath\n",
+ fprintf(stderr, "usage: %s -r rootpath\n",
argv[0]);
exit(1);
}
@@ -475,7 +410,7 @@ int main(int argc, char **argv)
buf[len - 1] = 0;
if (!strcmp(buf, "/"))
mass_relabel = 1;
- errors |= process_one_realpath(buf, recurse) < 0;
+ errors |= process_glob(buf, recurse) < 0;
}
if (strcmp(input_filename, "-") != 0)
fclose(f);
@@ -483,7 +418,8 @@ int main(int argc, char **argv)
for (i = optind; i < argc; i++) {
if (!strcmp(argv[i], "/"))
mass_relabel = 1;
- errors |= process_one_realpath(argv[i], recurse) < 0;
+
+ errors |= process_glob(argv[i], recurse) < 0;
}
}
diff --git a/policycoreutils/setsebool/setsebool.c b/policycoreutils/setsebool/setsebool.c
index dc037dd..d6c041b 100644
--- a/policycoreutils/setsebool/setsebool.c
+++ b/policycoreutils/setsebool/setsebool.c
@@ -82,8 +82,13 @@ static int selinux_set_boolean_list(size_t boolcnt,
if (errno == ENOENT)
fprintf(stderr, "Could not change active booleans: "
"Invalid boolean\n");
- else if (errno)
- perror("Could not change active booleans");
+ else if (errno) {
+ if (getuid() == 0) {
+ perror("Could not change active booleans");
+ } else {
+ perror("Could not change active booleans. Please try as root");
+ }
+ }
return -1;
}
@@ -115,8 +120,13 @@ static int semanage_set_boolean_list(size_t boolcnt,
goto err;
} else if (managed == 0) {
- fprintf(stderr,
- "Cannot set persistent booleans without managed policy.\n");
+ if (getuid() == 0) {
+ fprintf(stderr,
+ "Cannot set persistent booleans without managed policy.\n");
+ } else {
+ fprintf(stderr,
+ "Cannot set persistent booleans, please try as root.\n");
+ }
goto err;
}
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