Remove pidfile before restarting

CouchPotato.py

@@ -62,6 +62,9 @@ class Loader(object):
 
     def restart(self):
         try:
+            # remove old pidfile first
+            if self.runAsDaemon():
+                self.daemon.delpid()
             args = [sys.executable] + [os.path.join(base_path, __file__)] + sys.argv[1:]
             subprocess.Popen(args)
         except Exception, e:
@@ -70,10 +73,13 @@ class Loader(object):
 
     def daemonize(self):
 
-        if self.options.daemon and  self.options.pid_file:
+        if self.runAsDaemon():
             from daemon import Daemon
-            daemon = Daemon(self.options.pid_file)
-            daemon.daemonize()
+            self.daemon = Daemon(self.options.pid_file)
+            self.daemon.daemonize()
+
+    def runAsDaemon(self):
+        return self.options.daemon and  self.options.pid_file
 
 
 if __name__ == '__main__':

libs/daemon.py

@@ -64,7 +64,8 @@ class Daemon():
         file(self.pidfile, 'w+').write("%s\n" % pid)
 
     def delpid(self):
-        os.remove(self.pidfile)
+        if os.path.exists(self.pidfile):
+            os.remove(self.pidfile)
 
     def start(self):
         """
@@ -112,8 +113,7 @@ class Daemon():
         except OSError, err:
             err = str(err)
             if err.find("No such process") > 0:
-                if os.path.exists(self.pidfile):
-                    os.remove(self.pidfile)
+                self.delpid()
             else:
                 print str(err)
                 sys.exit(1)