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626e1f7d6b
net-tools/net-tools-1.60-selinux.patch
Jiri Popelka 626e1f7d6b git snapshot !!!
2011-12-06 19:15:09 +01:00

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diff -up net-tools-1.60/Makefile.selinux net-tools-1.60/Makefile
--- net-tools-1.60/Makefile.selinux 2011-11-21 02:31:57.000000000 +0100
+++ net-tools-1.60/Makefile 2011-12-05 15:31:48.825659529 +0100
@@ -114,6 +114,12 @@ endif
NET_LIB = $(NET_LIB_PATH)/lib$(NET_LIB_NAME).a
+ifeq ($(HAVE_SELINUX),1)
+LDFLAGS += -lselinux
+CFLAGS += -DHAVE_SELINUX
+else
+endif
+
CPPFLAGS += -I. -I$(TOPDIR)/include -I$(NET_LIB_PATH)
LDFLAGS += -L$(NET_LIB_PATH)
diff -up net-tools-1.60/netstat.c.selinux net-tools-1.60/netstat.c
--- net-tools-1.60/netstat.c.selinux 2011-12-05 15:28:23.187230365 +0100
+++ net-tools-1.60/netstat.c 2011-12-05 15:37:31.376377055 +0100
@@ -89,6 +89,11 @@
#include <net/if.h>
#include <dirent.h>
+#if HAVE_SELINUX
+#include <selinux/selinux.h>
+#else
+#define security_context_t char*
+#endif
#include "net-support.h"
#include "pathnames.h"
#include "version.h"
@@ -100,6 +105,7 @@
#include "proc.h"
#define PROGNAME_WIDTH 20
+#define SELINUX_WIDTH 50
#if !defined(s6_addr32) && defined(in6a_words)
#define s6_addr32 in6a_words /* libinet6 */
@@ -159,6 +165,7 @@ int flag_wide= 0;
int flag_prg = 0;
int flag_arg = 0;
int flag_ver = 0;
+int flag_selinux = 0;
FILE *procinfo;
@@ -222,12 +229,17 @@ FILE *procinfo;
#define PROGNAME_WIDTH1(s) PROGNAME_WIDTH2(s)
#define PROGNAME_WIDTH2(s) #s
+#define SELINUX_WIDTHs SELINUX_WIDTH1(SELINUX_WIDTH)
+#define SELINUX_WIDTH1(s) SELINUX_WIDTH2(s)
+#define SELINUX_WIDTH2(s) #s
+
#define PRG_HASH_SIZE 211
static struct prg_node {
struct prg_node *next;
unsigned long inode;
char name[PROGNAME_WIDTH];
+ char scon[SELINUX_WIDTH];
} *prg_hash[PRG_HASH_SIZE];
static char prg_cache_loaded = 0;
@@ -235,9 +247,12 @@ static char prg_cache_loaded = 0;
#define PRG_HASHIT(x) ((x) % PRG_HASH_SIZE)
#define PROGNAME_BANNER "PID/Program name"
+#define SELINUX_BANNER "Security Context"
#define print_progname_banner() do { if (flag_prg) printf(" %-" PROGNAME_WIDTHs "s",PROGNAME_BANNER); } while (0)
+#define print_selinux_banner() do { if (flag_selinux) printf("%-" SELINUX_WIDTHs "s"," " SELINUX_BANNER); } while (0)
+
#define PRG_LOCAL_ADDRESS "local_address"
#define PRG_INODE "inode"
#define PRG_SOCKET_PFX "socket:["
@@ -257,7 +272,7 @@ static char prg_cache_loaded = 0;
#define PATH_CMDLINE "cmdline"
#define PATH_CMDLINEl strlen(PATH_CMDLINE)
-static void prg_cache_add(unsigned long inode, char *name)
+static void prg_cache_add(unsigned long inode, char *name, char *scon)
{
unsigned hi = PRG_HASHIT(inode);
struct prg_node **pnp,*pn;
@@ -278,6 +293,14 @@ static void prg_cache_add(unsigned long
if (strlen(name)>sizeof(pn->name)-1)
name[sizeof(pn->name)-1]='\0';
strcpy(pn->name,name);
+
+ {
+ int len=(strlen(scon)-sizeof(pn->scon))+1;
+ if (len > 0)
+ strcpy(pn->scon,&scon[len+1]);
+ else
+ strcpy(pn->scon,scon);
+ }
}
static const char *prg_cache_get(unsigned long inode)
@@ -290,6 +313,16 @@ static const char *prg_cache_get(unsigne
return("-");
}
+static const char *prg_cache_get_con(unsigned long inode)
+{
+ unsigned hi=PRG_HASHIT(inode);
+ struct prg_node *pn;
+
+ for (pn=prg_hash[hi];pn;pn=pn->next)
+ if (pn->inode==inode) return(pn->scon);
+ return("-");
+}
+
static void prg_cache_clear(void)
{
struct prg_node **pnp,*pn;
@@ -367,6 +400,7 @@ static void prg_cache_load(void)
const char *cs,*cmdlp;
DIR *dirproc=NULL,*dirfd=NULL;
struct dirent *direproc,*direfd;
+ security_context_t scon=NULL;
if (prg_cache_loaded || !flag_prg) return;
prg_cache_loaded=1;
@@ -428,7 +462,15 @@ static void prg_cache_load(void)
}
snprintf(finbuf, sizeof(finbuf), "%s/%s", direproc->d_name, cmdlp);
- prg_cache_add(inode, finbuf);
+#if HAVE_SELINUX
+ if (getpidcon(atoi(direproc->d_name), &scon) == -1) {
+ scon=strdup("-");
+ }
+ prg_cache_add(inode, finbuf, scon);
+ freecon(scon);
+#else
+ prg_cache_add(inode, finbuf, "-");
+#endif
}
closedir(dirfd);
dirfd = NULL;
@@ -662,6 +704,9 @@ static void finish_this_one(int uid, uns
}
if (flag_prg)
printf(" %-" PROGNAME_WIDTHs "s",prg_cache_get(inode));
+ if (flag_selinux)
+ printf(" %-" SELINUX_WIDTHs "s",prg_cache_get_con(inode));
+
if (flag_opt)
printf(" %s", timers);
putchar('\n');
@@ -1484,7 +1529,9 @@ static void unix_do_one(int nr, const ch
printf("- ");
if (flag_prg)
printf(" %-" PROGNAME_WIDTHs "s",(has & HAS_INODE?prg_cache_get(inode):"-"));
-
+ if (flag_selinux)
+ printf(" %-" SELINUX_WIDTHs "s",(has & HAS_INODE?prg_cache_get_con(inode):"-"));
+
printf(" %s\n", path);
}
@@ -1503,6 +1550,7 @@ static int unix_info(void)
printf(_("\nProto RefCnt Flags Type State I-Node "));
print_progname_banner();
+ print_selinux_banner();
printf(_(" Path\n")); /* xxx */
{
@@ -1802,6 +1850,7 @@ static void usage(void)
fprintf(stderr, _(" -o, --timers display timers\n"));
fprintf(stderr, _(" -F, --fib display Forwarding Information Base (default)\n"));
fprintf(stderr, _(" -C, --cache display routing cache instead of FIB\n\n"));
+ fprintf(stderr, _(" -Z, --context display SELinux security context for sockets\n\n"));
fprintf(stderr, _(" <Socket>={-t|--tcp} {-u|--udp} {-U|--udplite} {-w|--raw} {-x|--unix} --ax25 --ipx --netrom\n"));
fprintf(stderr, _(" <AF>=Use '-6|-4' or '-A <af>' or '--<af>'; default: %s\n"), DFLT_AF);
@@ -1850,6 +1899,7 @@ int main
{"cache", 0, 0, 'C'},
{"fib", 0, 0, 'F'},
{"groups", 0, 0, 'g'},
+ {"context", 0, 0, 'Z'},
{NULL, 0, 0, 0}
};
@@ -1861,7 +1911,7 @@ int main
getroute_init(); /* Set up AF routing support */
afname[0] = '\0';
- while ((i = getopt_long(argc, argv, "A:CFMacdeghiI::lnNoprsStuUvVWwx64?", longopts, &lop)) != EOF)
+ while ((i = getopt_long(argc, argv, "A:CFMacdeghiI::lnNoprsStuUvVWwx64?Z", longopts, &lop)) != EOF)
switch (i) {
case -1:
break;
@@ -1973,6 +2023,20 @@ int main
if (aftrans_opt("unix"))
exit(1);
break;
+ case 'Z':
+#if HAVE_SELINUX
+ if (is_selinux_enabled() <= 0) {
+ fprintf(stderr, _("SELinux is not enabled on this machine.\n"));
+ exit(1);
+ }
+ flag_prg++;
+ flag_selinux++;
+#else
+ fprintf(stderr, _("SELinux is not enabled for this application.\n"));
+ exit(1);
+#endif
+
+ break;
case '?':
case 'h':
usage();
@@ -2099,6 +2163,7 @@ int main
if (flag_exp > 1)
printf(_(" User Inode "));
print_progname_banner();
+ print_selinux_banner();
if (flag_opt)
printf(_(" Timer")); /* xxx */
printf("\n");
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