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authorLennart Poettering <lennart@poettering.net>2014-11-27 21:28:13 +0100
committerLennart Poettering <lennart@poettering.net>2014-11-27 22:05:24 +0100
commit1a29929959fd8f59e19ce60c25d1a1f7d910fac0 (patch)
tree6026f2f6d2a3cabc39f348844825ea3c244ad790 /src/shared/util.c
parent12f1caf40c8bbc8302c8458a364515628e621fa5 (diff)
kdbus: set kernel attach mask before creating the first bus
Diffstat (limited to 'src/shared/util.c')
-rw-r--r--src/shared/util.c85
1 files changed, 58 insertions, 27 deletions
diff --git a/src/shared/util.c b/src/shared/util.c
index e987abc423..d3eec5f878 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -6270,38 +6270,16 @@ int split_pair(const char *s, const char *sep, char **l, char **r) {
}
int shall_restore_state(void) {
- _cleanup_free_ char *line = NULL;
- const char *p;
+ _cleanup_free_ char *value = NULL;
int r;
- r = proc_cmdline(&line);
+ r = get_proc_cmdline_key("systemd.restore_state=", &value);
if (r < 0)
return r;
+ if (r == 0)
+ return true;
- r = 1;
- p = line;
-
- for (;;) {
- _cleanup_free_ char *word = NULL;
- const char *e;
- int k;
-
- k = unquote_first_word(&p, &word, true);
- if (k < 0)
- return k;
- if (k == 0)
- break;
-
- e = startswith(word, "systemd.restore_state=");
- if (!e)
- continue;
-
- k = parse_boolean(e);
- if (k >= 0)
- r = k;
- }
-
- return r;
+ return parse_boolean(value) != 0;
}
int proc_cmdline(char **ret) {
@@ -6352,6 +6330,59 @@ int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value)) {
return 0;
}
+int get_proc_cmdline_key(const char *key, char **value) {
+ _cleanup_free_ char *line = NULL, *ret = NULL;
+ bool found = false;
+ const char *p;
+ int r;
+
+ assert(key);
+
+ r = proc_cmdline(&line);
+ if (r < 0)
+ return r;
+
+ p = line;
+ for (;;) {
+ _cleanup_free_ char *word = NULL;
+ const char *e;
+
+ r = unquote_first_word(&p, &word, true);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ break;
+
+ /* Filter out arguments that are intended only for the
+ * initrd */
+ if (!in_initrd() && startswith(word, "rd."))
+ continue;
+
+ if (value) {
+ e = startswith(word, key);
+ if (!e)
+ continue;
+
+ r = free_and_strdup(&ret, e);
+ if (r < 0)
+ return r;
+
+ found = true;
+ } else {
+ if (streq(word, key))
+ found = true;
+ }
+ }
+
+ if (value) {
+ *value = ret;
+ ret = NULL;
+ }
+
+ return found;
+
+}
+
int container_get_leader(const char *machine, pid_t *pid) {
_cleanup_free_ char *s = NULL, *class = NULL;
const char *p;