94 lines
2.3 KiB
Diff
94 lines
2.3 KiB
Diff
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--- src/Makefile
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+++ src/Makefile
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@@ -57,7 +57,7 @@
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all: $(BIN) $(SBIN) $(USRBIN)
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init: init.o init_utmp.o
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- $(CC) $(LDFLAGS) $(STATIC) -o $@ init.o init_utmp.o
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+ $(CC) $(LDFLAGS) $(STATIC) -o $@ init.o init_utmp.o -lselinux -lsepol
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halt: halt.o ifdown.o hddown.o utmp.o reboot.h
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$(CC) $(LDFLAGS) -o $@ halt.o ifdown.o hddown.o utmp.o
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@@ -78,7 +78,7 @@
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$(CC) $(LDFLAGS) -o $@ runlevel.o
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sulogin: sulogin.o
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- $(CC) $(LDFLAGS) $(STATIC) -o $@ sulogin.o $(LCRYPT)
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+ $(CC) $(LDFLAGS) $(STATIC) -o $@ sulogin.o $(LCRYPT) -lselinux
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wall: dowall.o wall.o
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$(CC) $(LDFLAGS) -o $@ dowall.o wall.o
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--- src/init.c
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+++ src/init.c
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@@ -50,6 +50,8 @@
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#include <stdarg.h>
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#include <sys/syslog.h>
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#include <sys/time.h>
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+#include <selinux/selinux.h>
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+#include <sepol/sepol.h>
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#ifdef __i386__
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# if (__GLIBC__ >= 2)
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@@ -2643,6 +2645,7 @@
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char *p;
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int f;
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int isinit;
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+ int enforce = 0;
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/* Get my own name */
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if ((p = strrchr(argv[0], '/')) != NULL)
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@@ -2706,6 +2709,20 @@
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maxproclen += strlen(argv[f]) + 1;
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}
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+ if (getenv("SELINUX_INIT") == NULL && !is_selinux_enabled()) {
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+ putenv("SELINUX_INIT=YES");
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+ if (selinux_init_load_policy(&enforce) == 0 ) {
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+ execv(myname, argv);
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+ } else {
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+ if (enforce > 0) {
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+ /* SELinux in enforcing mode but load_policy failed */
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+ /* At this point, we probably can't open /dev/console, so log() won't work */
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+ printf("Unable to load SELinux Policy. Machine is in enforcing mode. Halting now.\n");
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+ exit(1);
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+ }
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+ }
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+ }
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+
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/* Start booting. */
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argv0 = argv[0];
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argv[1] = NULL;
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--- src/sulogin.c
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+++ src/sulogin.c
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@@ -29,6 +29,8 @@
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#if defined(__GLIBC__)
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# include <crypt.h>
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#endif
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+#include <selinux/selinux.h>
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+#include <selinux/get_context_list.h>
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#define CHECK_DES 1
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#define CHECK_MD5 1
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@@ -374,6 +376,21 @@
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signal(SIGINT, saved_sigint);
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signal(SIGTSTP, saved_sigtstp);
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signal(SIGQUIT, saved_sigquit);
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+
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+ if (is_selinux_enabled > 0) {
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+ security_context_t scon=NULL;
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+ char *seuser=NULL;
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+ char *level=NULL;
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+ if (getseuserbyname("root", &seuser, &level) == 0)
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+ if (get_default_context_with_level(seuser, level, 0, &scon) > 0) {
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+ if (setexeccon(scon) != 0)
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+ fprintf(stderr, "setexeccon faile\n");
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+ freecon(scon);
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+ }
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+ free(seuser);
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+ free(level);
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+ }
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+
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execl(sushell, shell, NULL);
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perror(sushell);
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