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-rw-r--r--lib/sssd.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/lib/sssd.c b/lib/sssd.c
new file mode 100644
index 0000000..786ccd6
--- /dev/null
+++ b/lib/sssd.c
@@ -0,0 +1,75 @@
+/* Author: Peter Vrabec <pvrabec@redhat.com> */
+
+#include <config.h>
+#ifdef USE_SSSD
+
+#include <stdio.h>
+#include <sys/wait.h>
+#include <sys/types.h>
+#include "exitcodes.h"
+#include "defines.h"
+#include "prototypes.h"
+#include "sssd.h"
+
+#include "shadowlog_internal.h"
+
+#define MSG_SSSD_FLUSH_CACHE_FAILED "%s: Failed to flush the sssd cache."
+
+int sssd_flush_cache (int dbflags)
+{
+ int status, code, rv;
+ const char *cmd = "/usr/sbin/sss_cache";
+ char *sss_cache_args = NULL;
+ const char *spawnedArgs[] = {"sss_cache", NULL, NULL};
+ const char *spawnedEnv[] = {NULL};
+ int i = 0;
+
+ sss_cache_args = malloc(4);
+ if (sss_cache_args == NULL) {
+ return -1;
+ }
+
+ sss_cache_args[i++] = '-';
+ if (dbflags & SSSD_DB_PASSWD) {
+ sss_cache_args[i++] = 'U';
+ }
+ if (dbflags & SSSD_DB_GROUP) {
+ sss_cache_args[i++] = 'G';
+ }
+ sss_cache_args[i++] = '\0';
+ if (i == 2) {
+ /* Neither passwd nor group, nothing to do */
+ free(sss_cache_args);
+ return 0;
+ }
+ spawnedArgs[1] = sss_cache_args;
+
+ rv = run_command (cmd, spawnedArgs, spawnedEnv, &status);
+ free(sss_cache_args);
+ if (rv != 0) {
+ /* run_command writes its own more detailed message. */
+ SYSLOG ((LOG_WARN, MSG_SSSD_FLUSH_CACHE_FAILED, shadow_progname));
+ return -1;
+ }
+
+ code = WEXITSTATUS (status);
+ if (!WIFEXITED (status)) {
+ SYSLOG ((LOG_WARN, "%s: sss_cache did not terminate normally (signal %d)",
+ shadow_progname, WTERMSIG (status)));
+ return -1;
+ } else if (code == E_CMD_NOTFOUND) {
+ /* sss_cache is not installed, or it is installed but uses an
+ interpreter that is missing. Probably the former. */
+ return 0;
+ } else if (code != 0) {
+ SYSLOG ((LOG_WARN, "%s: sss_cache exited with status %d", shadow_progname, code));
+ SYSLOG ((LOG_WARN, MSG_SSSD_FLUSH_CACHE_FAILED, shadow_progname));
+ return -1;
+ }
+
+ return 0;
+}
+#else /* USE_SSSD */
+extern int errno; /* warning: ANSI C forbids an empty source file */
+#endif /* USE_SSSD */
+