Fix node/allocate-ports regression (#747)

* Fix node/allocate-ports regression

The core cannot allocate the additional TCP port for Rsync during NS7
migration.

* Bypass port allocation check with cluster agent

core/imageroot/var/lib/nethserver/node/actions/allocate-ports/50allocate

@@ -27,16 +27,6 @@ if module_env != "" and module_env != f"module/{request['module_id']}":
 # Connect to Redis without privileged access
 rdb = agent.redis_connect(privileged=False)
 
-# Get the current node ID and the module's node ID
-current_node_id = os.getenv("NODE_ID")
-module_node_id = rdb.hget('cluster/module_node', request['module_id'])
-
-# Verify that the module exists
-agent.assert_exp(module_node_id not in [None, ''], f"Error: Module {request['module_id']} does not exist.")
-
-# Verify that the module is present on the current node
-agent.assert_exp(module_node_id == current_node_id, f"Error: Module {request['module_id']} is not located on the current node {current_node_id}.")
-
 # Get the ports demand based on the protocol
 if request['protocol'] == 'tcp':
     ports_demand = int(rdb.hget('cluster/tcp_ports_demand', request["module_id"]) or "0")
@@ -53,7 +43,7 @@ else:
     ports_used = 0 + request['ports']
 
 # Check if the total required ports exceed the allowed number of ports
-if ports_used > ports_demand:
+if module_env != "" and ports_used > ports_demand:
     print(agent.SD_ERR + f"Cannot allocate {ports_used} {request['protocol']} ports to {request['module_id']}. Max allowed is {ports_demand}.", file=sys.stderr)
     agent.set_status('validation-failed')
     json.dump([{'field':'ports', 'parameter':'ports', 'value': request['ports'], 'error':'max_ports_exceeded'}], fp=sys.stdout)