systemd/0051-Add-function-to-open-temp-files-in-selinux-mode.patch

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From 8aa593f9b9c68d27a9722d1c80c39b9ff65bc2de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Sun, 13 Jul 2014 21:10:38 -0400
Subject: [PATCH] Add function to open temp files in selinux mode
(cherry picked from commit f7f628b5db770feb8b18990436baefaec55c460b)
---
src/shared/fileio-label.c | 20 ++++++++++++++++++--
src/shared/fileio-label.h | 2 ++
src/sysusers/sysusers.c | 15 ++++-----------
3 files changed, 24 insertions(+), 13 deletions(-)
diff --git a/src/shared/fileio-label.c b/src/shared/fileio-label.c
index 0711826e85..417ca5695a 100644
--- a/src/shared/fileio-label.c
+++ b/src/shared/fileio-label.c
@@ -25,12 +25,13 @@
#include "fileio-label.h"
#include "label.h"
+#include "util.h"
int write_string_file_atomic_label(const char *fn, const char *line) {
int r;
r = label_context_set(fn, S_IFREG);
- if (r < 0)
+ if (r < 0)
return r;
write_string_file_atomic(fn, line);
@@ -44,7 +45,7 @@ int write_env_file_label(const char *fname, char **l) {
int r;
r = label_context_set(fname, S_IFREG);
- if (r < 0)
+ if (r < 0)
return r;
write_env_file(fname, l);
@@ -53,3 +54,18 @@ int write_env_file_label(const char *fname, char **l) {
return r;
}
+
+int fopen_temporary_label(const char *target,
+ const char *path, FILE **f, char **temp_path) {
+ int r;
+
+ r = label_context_set("/etc/passwd", S_IFREG);
+ if (r < 0)
+ return r;
+
+ r = fopen_temporary(path, f, temp_path);
+
+ label_context_clear();
+
+ return r;
+}
diff --git a/src/shared/fileio-label.h b/src/shared/fileio-label.h
index fce4fe0d73..25fa351be2 100644
--- a/src/shared/fileio-label.h
+++ b/src/shared/fileio-label.h
@@ -27,3 +27,5 @@
int write_string_file_atomic_label(const char *fn, const char *line);
int write_env_file_label(const char *fname, char **l);
+int fopen_temporary_label(const char *target,
+ const char *path, FILE **f, char **temp_path);
diff --git a/src/sysusers/sysusers.c b/src/sysusers/sysusers.c
index 6ec22ccc73..bf2fbbc252 100644
--- a/src/sysusers/sysusers.c
+++ b/src/sysusers/sysusers.c
@@ -35,6 +35,8 @@
#include "conf-files.h"
#include "copy.h"
#include "utf8.h"
+#include "label.h"
+#include "fileio-label.h"
typedef enum ItemType {
ADD_USER = 'u',
@@ -312,11 +314,7 @@ static int write_files(void) {
_cleanup_fclose_ FILE *original = NULL;
group_path = fix_root("/etc/group");
- r = label_context_set("/etc/group", S_IFREG);
- if (r < 0)
- goto finish;
- r = fopen_temporary(group_path, &group, &group_tmp);
- label_context_clear();
+ r = fopen_temporary_label("/etc/group", group_path, &group, &group_tmp);
if (r < 0)
goto finish;
@@ -392,14 +390,9 @@ static int write_files(void) {
_cleanup_fclose_ FILE *original = NULL;
passwd_path = fix_root("/etc/passwd");
- r = label_context_set("/etc/passwd", S_IFREG);
+ r = fopen_temporary_label("/etc/passwd", passwd_path, &passwd, &passwd_tmp);
if (r < 0)
goto finish;
- r = fopen_temporary(passwd_path, &passwd, &passwd_tmp);
- label_context_clear();
- if (r < 0) {
- goto finish;
- }
if (fchmod(fileno(passwd), 0644) < 0) {
r = -errno;