Solved discourse update bug

group_vars/all/07_applications.yml

@@ -42,6 +42,7 @@ defaults_applications:
 
   ## Discourse:
   discourse:
+    network:    "discourse_default"           # Name of the docker network
     container:  "discourse_application"       # Name of the container application
     repository: "discourse_repository"        # Name of the repository folder
     # database_password:                      # Needs to be defined in inventory file

roles/docker-discourse/handlers/main.yml

@@ -9,7 +9,7 @@
   
 - name: "add central database temporary to {{application_id}}_default"
   command:
-    cmd: "docker network connect discourse_default central-{{ database_type }}"
+    cmd: "docker network connect {{applications.discourse.network}} central-{{ database_type }}"
   ignore_errors: true
   when: enable_central_database | bool
   listen: recreate discourse

roles/docker-discourse/tasks/main.yml

@@ -15,7 +15,7 @@
 
 - name: "cleanup central database from {{application_id}}_default network"
   command:
-    cmd: "docker network disconnect discourse_default central-{{ database_type }}"
+    cmd: "docker network disconnect {{applications.discourse.network}} central-{{ database_type }}"
   ignore_errors: true
   when: mode_reset | bool
 
@@ -68,6 +68,6 @@
   
 - name: "remove central database from {{application_id}}_default"
   command:
-    cmd: "docker network disconnect discourse_default central-{{ database_type }}"
+    cmd: "docker network disconnect {{applications.discourse.network}} central-{{ database_type }}"
   ignore_errors: true
   when: enable_central_database | bool

roles/update-docker/templates/update-docker.py.j2

@@ -130,7 +130,15 @@ def update_discourse(directory):
     if git_pull():
         print("Start Discourse update procedure.")
         update_procedure("docker stop {{applications.discourse.container}}")
-        update_procedure("docker network connect discourse_default central-postgres")
+        update_procedure("docker rm {{applications.discourse.container}}")
+        try:
+            update_procedure("docker network connect {{applications.discourse.network}} central-postgres")
+        except subprocess.CalledProcessError as e:
+            error_message = e.output.decode()
+            if "already exists" in error_message or "is already connected" in error_message:
+                print("Network connection already exists. Skipping...")
+            else:
+                raise
         update_procedure("./launcher rebuild {{applications.discourse.container}}")
     else:
         print("Discourse update skipped. No changes in git repository.")