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* NEW, src/vipw.c: SE Linux: Set the default context to the

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context of the file being edited. This ensures that the backup
	file inherit from the file's context.
This commit is contained in:
nekral-guest
2009-04-15 17:42:27 +00:00
parent a8586cbce7
commit 5fa86c2b42
3 changed files with 41 additions and 0 deletions
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28
src/vipw.c
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@@ -45,6 +45,10 @@
#include "sgroupio.h"
#include "shadowio.h"
#ifdef WITH_SELINUX
#include <selinux/selinux.h>
#endif
#define MSG_WARN_EDIT_OTHER_FILE _( \
"You have modified %s.\n"\
"You may need to modify %s for consistency.\n"\
@@ -189,6 +193,22 @@ vipwedit (const char *file, int (*file_lock) (void), int (*file_unlock) (void))
if (access (file, F_OK) != 0) {
vipwexit (file, 1, 1);
}
#ifdef WITH_SELINUX
/* if SE Linux is enabled then set the context of all new files
to be the context of the file we are editing */
if (is_selinux_enabled ()) {
security_context_t passwd_context=NULL;
int ret = 0;
if (getfilecon (file, &passwd_context) < 0) {
vipwexit (_("Couldn't get file context"), errno, 1);
}
ret = setfscreatecon (passwd_context);
freecon (passwd_context);
if (0 != ret) {
vipwexit (_("setfscreatecon () failed"), errno, 1);
}
}
#endif
if (file_lock () == 0) {
vipwexit (_("Couldn't lock file"), errno, 5);
}
@@ -260,6 +280,14 @@ vipwedit (const char *file, int (*file_lock) (void), int (*file_unlock) (void))
if (st1.st_mtime == st2.st_mtime) {
vipwexit (0, 0, 0);
}
#ifdef WITH_SELINUX
/* unset the fscreatecon */
if (is_selinux_enabled ()) {
if (setfscreatecon (NULL)) {
vipwexit (_("setfscreatecon() failed"), errno, 1);
}
}
#endif
/*
* XXX - here we should check fileedit for errors; if there are any,