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util-linux/util-linux-2.13-audit-hwclock.patch
kzak 3aff07c3c7 - fix #166923 and #159410
2005-08-30 09:20:15 +00:00

331 lines
9.0 KiB
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--- util-linux-2.13-pre2/hwclock/hwclock.c.audit 2005-07-31 22:15:18.000000000 +0200
+++ util-linux-2.13-pre2/hwclock/hwclock.c 2005-08-30 11:11:11.000000000 +0200
@@ -81,9 +81,11 @@
#include <stdarg.h>
#include <getopt.h>
#include <sysexits.h>
+#include <libaudit.h>
#include "clock.h"
#include "nls.h"
+#include "audit.h"
#define MYNAME "hwclock"
@@ -1234,7 +1236,7 @@
va_end(ap);
}
- exit(fmt ? EX_USAGE : 0);
+ audit_exit(fmt ? EX_USAGE : 0);
}
static const struct option longopts[] = {
@@ -1298,6 +1300,15 @@
/* Remember what time we were invoked */
gettimeofday(&startup_time, NULL);
+ audit_fd = audit_open();
+ if (audit_fd < 0 && !(errno == EINVAL || errno == EPROTONOSUPPORT ||
+ errno == EAFNOSUPPORT)) {
+ /* You get these error codes only when the kernel doesn't have
+ * audit compiled in. */
+ fprintf(stderr, "Error - unable to connect to audit system\n");
+ return EX_NOPERM;
+ }
+
setlocale(LC_ALL, "");
#ifdef LC_NUMERIC
/* We need LC_CTYPE and LC_TIME and LC_MESSAGES, but must avoid
@@ -1393,6 +1404,13 @@
argc -= optind;
argv += optind;
+ if (testing != TRUE) {
+ if (adjust == TRUE || hctosys == TRUE || systohc == TRUE ||
+ set == TRUE || setepoch == TRUE) {
+ auditable_event(1);
+ }
+ }
+
if (argc > 0) {
usage(_("%s takes no non-option arguments. "
"You supplied %d.\n"),
@@ -1403,27 +1421,27 @@
fprintf(stderr, _("You have specified multiple functions.\n"
"You can only perform one function "
"at a time.\n"));
- exit(EX_USAGE);
+ audit_exit(EX_USAGE);
}
if (utc && local_opt) {
fprintf(stderr, _("%s: The --utc and --localtime options "
"are mutually exclusive. You specified "
"both.\n"), MYNAME);
- exit(EX_USAGE);
+ audit_exit(EX_USAGE);
}
if (adjust && noadjfile) {
fprintf(stderr, _("%s: The --adjust and --noadjfile options "
"are mutually exclusive. You specified "
"both.\n"), MYNAME);
- exit(EX_USAGE);
+ audit_exit(EX_USAGE);
}
if (noadjfile && !(utc || local_opt)) {
fprintf(stderr, _("%s: With --noadjfile, you must specify "
"either --utc or --localtime\n"), MYNAME);
- exit(EX_USAGE);
+ audit_exit(EX_USAGE);
}
#ifdef __alpha__
@@ -1437,7 +1455,7 @@
if (rc != 0) {
fprintf(stderr, _("No usable set-to time. "
"Cannot set clock.\n"));
- exit(EX_USAGE);
+ audit_exit(EX_USAGE);
}
}
@@ -1469,11 +1487,11 @@
}
if (!permitted)
- exit(EX_NOPERM);
+ audit_exit(EX_NOPERM);
if (getepoch || setepoch) {
manipulate_epoch(getepoch, setepoch, epoch_option, testing);
- return 0;
+ audit_exit(0);
}
if (debug)
@@ -1487,12 +1505,14 @@
fprintf(stderr,
_("Use the --debug option to see the details "
"of our search for an access method.\n"));
- exit(1);
+ audit_exit(1);
}
- return manipulate_clock(show, adjust, noadjfile, set, set_time,
+ rc = manipulate_clock(show, adjust, noadjfile, set, set_time,
hctosys, systohc, startup_time, utc,
local_opt, testing);
+ audit_exit(rc);
+ return rc; /* Not reached */
}
/* A single routine for greater uniformity */
--- /dev/null 2005-08-29 11:11:19.415613608 +0200
+++ util-linux-2.13-pre2/hwclock/audit.c 2005-08-30 11:10:38.000000000 +0200
@@ -0,0 +1,73 @@
+/* audit.c -- This file contains the audit system extensions
+ *
+ * Copyright 2005 Red Hat Inc., Durham, North Carolina.
+ * All Rights Reserved.
+ *
+ * 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:
+ * Steve Grubb <sgrubb@redhat.com>
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <libaudit.h>
+#include "audit.h"
+
+int audit_fd = -1;
+
+/*
+ * This function will log a message to the audit system using a predefined
+ * message format. Parameter usage is as follows:
+ *
+ * op - operation. "adding user", "changing finger info", "deleting group"
+ * result - 0 = "success" or 1 = "failed"
+ */
+static void audit_logger(const char *op, int result)
+{
+ char msg_buf[256]; /* Common buffer for messaging */
+ const char *success;
+ extern char *progname;
+
+ if (audit_fd < 0)
+ return; /* kernel without audit support */
+
+ if (!result)
+ success = "success";
+ else
+ success = "failed";
+
+ /* Add some audit info & log it. */
+ snprintf(msg_buf, sizeof(msg_buf),
+ "%s: op=%s id=%u res=%s", progname, op, getuid(), success);
+ audit_send_user_message(audit_fd, AUDIT_USYS_CONFIG, msg_buf);
+ close(audit_fd);
+}
+
+static int audit_this = 0;
+void auditable_event(int i)
+{
+ audit_this = i;
+}
+
+void audit_exit(int status)
+{
+ if (audit_this)
+ audit_logger("changing system time", status);
+ exit(status);
+}
+
--- util-linux-2.13-pre2/hwclock/kd.c.audit 2005-07-31 18:01:20.000000000 +0200
+++ util-linux-2.13-pre2/hwclock/kd.c 2005-08-30 11:06:38.000000000 +0200
@@ -19,6 +19,7 @@
#include "clock.h"
#include "nls.h"
+#include "audit.h"
static int con_fd = -1; /* opened by probe_for_kd_clock() */
/* never closed */
@@ -103,7 +104,7 @@
if (ioctl(con_fd, KDGHWCLK, &t) == -1) {
outsyserr(_("ioctl() failed to read time from %s"), con_fd_filename);
- exit(EX_IOERR);
+ audit_exit(EX_IOERR);
}
tm->tm_sec = t.sec;
@@ -139,7 +140,7 @@
if (ioctl(con_fd, KDSHWCLK, &t ) == -1) {
outsyserr(_("ioctl KDSHWCLK failed"));
- exit(1);
+ audit_exit(1);
}
return 0;
}
--- util-linux-2.13-pre2/hwclock/Makefile.am.audit 2005-01-30 00:18:46.000000000 +0100
+++ util-linux-2.13-pre2/hwclock/Makefile.am 2005-08-30 11:06:38.000000000 +0200
@@ -4,4 +4,5 @@
sbin_PROGRAMS = hwclock
-hwclock_SOURCES = hwclock.c cmos.c rtc.c kd.c
\ Chybí znak konce řádku na konci souboru
+hwclock_SOURCES = hwclock.c cmos.c rtc.c kd.c audit.c
+hwclock_LDADD = -laudit
\ Chybí znak konce řádku na konci souboru
--- /dev/null 2005-08-29 11:11:19.415613608 +0200
+++ util-linux-2.13-pre2/hwclock/audit.h 2005-08-30 11:06:38.000000000 +0200
@@ -0,0 +1,34 @@
+/* audit.h -- This file contains the function prototypes for audit calls
+ * Copyright 2005 Red Hat Inc., Durham, North Carolina.
+ * All Rights Reserved.
+ *
+ * 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
+ *
+ * Author:
+ * Steve Grubb <sgrubb@redhat.com>
+ *
+ */
+
+#ifndef HW_AUDIT_H
+#define HW_AUDIT_H
+
+/* This is the file descriptor used by the audit system */
+extern int audit_fd;
+
+/* This is the logging functions */
+void auditable_event(int i);
+void audit_exit(int status);
+
+#endif
--- util-linux-2.13-pre2/hwclock/clock.h.audit 2000-12-07 17:39:53.000000000 +0100
+++ util-linux-2.13-pre2/hwclock/clock.h 2005-08-30 11:06:38.000000000 +0200
@@ -24,7 +24,12 @@
extern char *progname;
extern int debug;
extern int epoch_option;
-extern void outsyserr(char *msg, ...);
+extern void outsyserr(char *msg, ...)
+#ifdef __GNUC__
+ __attribute__ ((format (printf, 1, 2)));
+#else
+ ;
+#endif
/* cmos.c */
extern void set_cmos_epoch(int ARCconsole, int SRM);
--- util-linux-2.13-pre2/hwclock/rtc.c.audit 2005-07-31 22:15:45.000000000 +0200
+++ util-linux-2.13-pre2/hwclock/rtc.c 2005-08-30 11:06:38.000000000 +0200
@@ -8,6 +8,7 @@
#include "clock.h"
#include "nls.h"
+#include "audit.h"
/*
* Get defines for rtc stuff.
@@ -114,7 +115,7 @@
if (rtc_fd < 0) {
outsyserr(_("open() of %s failed"), rtc_dev_name);
- exit(EX_OSFILE);
+ audit_exit(EX_OSFILE);
}
return rtc_fd;
}
@@ -149,7 +150,7 @@
perror(ioctlname);
fprintf(stderr, _("ioctl() to %s to read the time failed.\n"),
rtc_dev_name);
- exit(EX_IOERR);
+ audit_exit(EX_IOERR);
}
tm->tm_isdst = -1; /* don't know whether it's dst */
@@ -329,7 +330,7 @@
perror(ioctlname);
fprintf(stderr, _("ioctl() to %s to set the time failed.\n"),
rtc_dev_name);
- exit(EX_IOERR);
+ audit_exit(EX_IOERR);
}
if (debug)
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