1 files changed, 32 insertions, 0 deletions
diff --git a/libglusterfs/src/common-utils.c b/libglusterfs/src/common-utils.c
index bec3249f..061162f7 100644
--- a/libglusterfs/src/common-utils.c
+++ b/libglusterfs/src/common-utils.c
@@ -2908,3 +2908,35 @@ gf_get_hard_limit (char *limit, char **hard_limit)
 
         return 0;
 }
+
+gf_boolean_t
+gf_is_service_running (char *pidfile, int *pid)
+{
+        FILE            *file = NULL;
+        gf_boolean_t    running = _gf_false;
+        int             ret = 0;
+        int             fno = 0;
+
+        file = fopen (pidfile, "r+");
+        if (!file)
+                goto out;
+
+        fno = fileno (file);
+        ret = lockf (fno, F_TEST, 0);
+        if (ret == -1)
+                running = _gf_true;
+        if (!pid)
+                goto out;
+
+        ret = fscanf (file, "%d", pid);
+        if (ret <= 0) {
+                gf_log ("", GF_LOG_ERROR, "Unable to read pidfile: %s, %s",
+                        pidfile, strerror (errno));
+                *pid = -1;
+        }
+
+out:
+        if (file)
+                fclose (file);
+        return running;
+}