catch errors and pass

scripts/controller

@@ -190,9 +190,9 @@ class ServerRunner(ZephirCommonController):
 
     @register_wamp('v1.server.exec.command', notification_uri='v1.server.executed', database=True)
     async def exec_cmd_on_server(self, cursor, server_id, command):
-        return self._exec_cmd_on_server(cursor, server_id, command)
+        return await self._exec_cmd_on_server(cursor, server_id, command)
 
-    def _exec_cmd_on_server(self, cursor, server_id, command):
+    async def _exec_cmd_on_server(self, cursor, server_id, command):
         """
         Transfer command transmitted to automation (salt, ...)
         """
@@ -531,9 +531,19 @@ class ServerRunner(ZephirCommonController):
         """
         servers = self.serverselection.describe_serverselection(cursor, serverselection_id)['serverselectionserversid']
         ret = []
+        
         for server_id in servers:
-            ret.append(self._exec_cmd_on_server(cursor, server_id, command))
-
+            try:
+                ret.append(await self._exec_cmd_on_server(cursor, server_id, command))
+            except ServerErrorUnknownServerId as err:
+                ret.append({'job_id': '',
+                            'server_id': server_id,
+                            'command': command,
+                            'automation': 'salt',
+                            'executed': True,
+                            'success': False,
+                            'retcode': 1,
+                            'return': str(err)})
         return ret
 
 

src/python/server/server/query.py

@@ -160,7 +160,7 @@ def fetch_server_dict(cursor, serverid: int):
 def fetch_server(cursor, serverid: int):
     fetched = fetchone(cursor, FETCH_SERVER, (serverid,))
     if fetched is None:
-        raise Exception(_('unable to find a server with ID {}').format(serverid))
+        raise ServerErrorUnknownServerId(_('unable to find a server with ID {}').format(serverid))
     return fetched