add update service command

src/manage.py

@@ -14,7 +14,7 @@ if os.environ.get("CONTAINER_NAME"):
   containerName = os.environ.get("CONTAINER_NAME")
 
 # DO NOT TOUCH
-commands = ["add", "remove", "list"]
+commands = ["add", "remove", "list", "update"]
 command = len(sys.argv) > 1 and sys.argv[1]
 
 if command not in commands:
@@ -24,6 +24,7 @@ if command not in commands:
   print("Commands:")
   print("  - add [name] [domain] [service host]")
   print("  - remove [name]")
+  print("  - update [name] [new service host]")
   print("  - list")
   exit()
 
@@ -127,15 +128,44 @@ def listDomains():
   print("")
   print("Total: %s" % len(domains))
 
+def updateDomain(name, serviceHost):
+  # Check if name exists
+  if name not in routers:
+    print("Name \"%s\" does not exist" % name)
+    exit()
+
+  print("Updating domain \"%s\" -> \"%s\"" % (name, serviceHost))
+
+  # Update service
+  services[name] = {
+    "loadBalancer": {
+      "servers": [
+        {
+          "url": serviceHost
+        }
+      ]
+    }
+  }
+
+  # Write to file
+  with open(configFile, "w") as config:
+    yaml.dump(configYml, config)
+  
+  # Restart Traefik
+  restartTraefik()
+
 match command:
   case "add":
     name = sys.argv[2]
     domain = sys.argv[3]
     serviceHost = sys.argv[4]
     addDomain(name, domain, serviceHost)
-
   case "remove":
     name = sys.argv[2]
     removeDomain(name)
+  case "update":
+    name = sys.argv[2]
+    serviceHost = sys.argv[3]
+    updateDomain(name, serviceHost)
   case "list":
     listDomains()