Solved wrong namings

roles/cmp-rdbms-orchestrator/tasks/main.yml

@@ -1,5 +1,5 @@
 # The following env file will just be used from the dedicated mariadb container
-# and not the {{applications.mariadb.hostname }}-database
+# and not the {{applications['rdbms-mariadb'].hostname }}-database
 - name: "Create {{database_env}}"
   template: 
     src: "env/{{database_type}}.env.j2"

roles/cmp-rdbms-orchestrator/templates/services/postgres.yml.j2

@@ -1,7 +1,7 @@
 # This template needs to be included in docker-compose.yml, which depend on a postgres database
 {% if not applications | is_feature_enabled('central_database',application_id) %}  
   {{ database_host }}:
-    image: postgres:{{applications.postgres.version}}-alpine
+    image: postgres:{{applications['rdbms-postgres'].version}}-alpine
     container_name: {{application_id}}-database
     env_file:
       - {{database_env}}

roles/cmp-rdbms-orchestrator/vars/database.yml

@@ -3,7 +3,7 @@ database_host:      "{{ 'central-' + database_type if applications | is_feature_
 database_name:      "{{ applications[database_application_id].database.name | default( database_application_id ) }}"      # The overwritte configuration is needed by bigbluebutton
 database_username:  "{{ applications[database_application_id].database.username | default( database_application_id )}}"   # The overwritte configuration is needed by bigbluebutton
 database_password:  "{{ applications[database_application_id].credentials.database_password }}"
-database_port:      "{{ 3306 if database_type == 'mariadb' else applications.postgres.port }}"
+database_port:      "{{ 3306 if database_type == 'mariadb' else applications['rdbms-postgres'].port }}"
 database_env:       "{{docker_compose.directories.env}}{{database_type}}.env"
 database_url_jdbc:  "jdbc:{{ database_type if database_type == 'mariadb' else 'postgresql' }}://{{ database_host }}:{{ database_port }}/{{ database_name }}"
 database_url_full:  "{{database_type}}://{{database_username}}:{{database_password}}@{{database_host}}:{{database_port}}/{{ database_name }}"

roles/svc-rdbms-mariadb/Administration.md

@@ -2,5 +2,5 @@
 
 ## Execute SQL commands
 ```bash
-docker exec -it {{applications.mariadb.hostname }} mariadb -u root -p
+docker exec -it {{applications['rdbms-mariadb'].hostname }} mariadb -u root -p
 ```

roles/svc-rdbms-mariadb/tasks/main.yml

@@ -8,11 +8,11 @@
 
 - name: install MariaDB
   docker_container:
-    name: "{{applications.mariadb.hostname }}"
-    image: "mariadb:{{applications.mariadb.version}}" #could lead to problems with nextcloud
+    name: "{{applications['rdbms-mariadb'].hostname }}"
+    image: "mariadb:{{applications['rdbms-mariadb'].version}}" #could lead to problems with nextcloud
     detach: yes
     env:
-      MARIADB_ROOT_PASSWORD:  "{{applications.mariadb.credentials.root_password}}"
+      MARIADB_ROOT_PASSWORD:  "{{applications['rdbms-mariadb'].credentials.root_password}}"
       MARIADB_AUTO_UPGRADE:   "1"
     networks:
       - name: central_mariadb
@@ -23,7 +23,7 @@
     command: "--transaction-isolation=READ-COMMITTED --binlog-format=ROW" #for nextcloud
     restart_policy: "{{docker_restart_policy}}"
     healthcheck:
-      test: "/usr/bin/mariadb --user=root --password={{applications.mariadb.credentials.root_password}} --execute \"SHOW DATABASES;\""
+      test: "/usr/bin/mariadb --user=root --password={{applications['rdbms-mariadb'].credentials.root_password}} --execute \"SHOW DATABASES;\""
       interval: 3s
       timeout: 1s
       retries: 5
@@ -38,7 +38,7 @@
 
 - name: Wait until the MariaDB container is healthy
   community.docker.docker_container_info:
-    name: "{{ applications.mariadb.hostname }}"
+    name: "{{ applications['rdbms-mariadb'].hostname }}"
   register: db_info
   until:
   - db_info.containers is defined
@@ -56,7 +56,7 @@
     name:           "{{ database_name }}"
     state:          present
     login_user:     root
-    login_password: "{{ applications.mariadb.credentials.root_password }}"
+    login_password: "{{ applications['rdbms-mariadb'].credentials.root_password }}"
     login_host:     127.0.0.1
     login_port:     "{{ database_port }}"
     encoding:       "{{ database_encoding }}"
@@ -70,7 +70,7 @@
     priv: '{{database_name}}.*:ALL'
     state: present
     login_user: root
-    login_password: "{{applications.mariadb.credentials.root_password}}"
+    login_password: "{{applications['rdbms-mariadb'].credentials.root_password}}"
     login_host: 127.0.0.1
     login_port: "{{database_port}}"
 
@@ -78,7 +78,7 @@
 # @todo Remove if this works fine in the future. 
 #- name: Grant database privileges
 #  ansible.builtin.shell:
-#    cmd: "docker exec {{applications.mariadb.hostname }} mariadb -u root -p{{ applications.mariadb.credentials.root_password }} -e \"GRANT ALL PRIVILEGES ON `{{database_name}}`.* TO '{{database_username}}'@'%';\""
+#    cmd: "docker exec {{applications['rdbms-mariadb'].hostname }} mariadb -u root -p{{ applications['rdbms-mariadb'].credentials.root_password }} -e \"GRANT ALL PRIVILEGES ON `{{database_name}}`.* TO '{{database_username}}'@'%';\""
 #  args:
 #    executable: /bin/bash
 

roles/svc-rdbms-postgres/Administration.md

@@ -3,5 +3,5 @@
 ## Root Access
 To access the database via the root account execute the following on the server:
 ```bash
-docker exec -it "{{ applications.postgres.hostname }}" psql -U postgres
+docker exec -it "{{ applications['rdbms-postgres'].hostname }}" psql -U postgres
 ```

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

@@ -133,7 +133,7 @@ def update_discourse(directory):
         update_procedure("docker stop {{applications.discourse.container}}")
         update_procedure("docker rm {{applications.discourse.container}}")
         try:
-            update_procedure("docker network connect {{applications.discourse.network}} {{ applications.postgres.hostname }}")
+            update_procedure("docker network connect {{applications.discourse.network}} {{ applications['rdbms-postgres'].hostname }}")
         except subprocess.CalledProcessError as e:
             error_message = e.output.decode()
             if "already exists" in error_message or "is already connected" in error_message:

roles/web-app-discourse/tasks/main.yml

@@ -43,13 +43,13 @@
   meta: flush_handlers
   when: run_once_docker_discourse is not defined
 
-- name: "Connect {{ applications[application_id].container }} to network {{ applications.postgres.network }}"
+- name: "Connect {{ applications[application_id].container }} to network {{ applications['rdbms-postgres'].network }}"
   command: >
-    docker network connect {{ applications.postgres.network }} {{ applications[application_id].container }}
+    docker network connect {{ applications['rdbms-postgres'].network }} {{ applications[application_id].container }}
   register: network_connect
   failed_when: >
     network_connect.rc != 0 and
-    'Error response from daemon: endpoint with name {{ applications[application_id].container }} already exists in network {{ applications.postgres.network }}'
+    'Error response from daemon: endpoint with name {{ applications[application_id].container }} already exists in network {{ applications['rdbms-postgres'].network }}'
     not in network_connect.stderr
   changed_when: network_connect.rc == 0
   when:

roles/web-app-friendica/Administration.md

@@ -14,7 +14,7 @@ The following environment variables need to be defined for successful operation:
 
 To completely reset Friendica, including its database and volumes, run:
 ```bash
-docker exec -i {{applications.mariadb.hostname }} mariadb -u root -p"${DB_ROOT_PASSWORD}" -e "DROP DATABASE IF EXISTS friendica; CREATE DATABASE friendica;"
+docker exec -i {{applications['rdbms-mariadb'].hostname }} mariadb -u root -p"${DB_ROOT_PASSWORD}" -e "DROP DATABASE IF EXISTS friendica; CREATE DATABASE friendica;"
 docker compose down
 rm -rv /mnt/hdd/data/docker/volumes/friendica_data
 docker volume rm friendica_data
@@ -25,7 +25,7 @@ docker volume rm friendica_data
 ## Manual Method:
 1. Connect to the MariaDB instance:
    ```bash
-   docker exec -it {{applications.mariadb.hostname }} mariadb -u root -p
+   docker exec -it {{applications['rdbms-mariadb'].hostname }} mariadb -u root -p
    ```
 2. Run the following commands:
    ```sql
@@ -37,7 +37,7 @@ docker volume rm friendica_data
 ## Automatic Method:
 ```bash
 DB_ROOT_PASSWORD="your_root_password"
-docker exec -i {{applications.mariadb.hostname }} mariadb -u root -p"${DB_ROOT_PASSWORD}" -e "DROP DATABASE IF EXISTS friendica; CREATE DATABASE friendica;"
+docker exec -i {{applications['rdbms-mariadb'].hostname }} mariadb -u root -p"${DB_ROOT_PASSWORD}" -e "DROP DATABASE IF EXISTS friendica; CREATE DATABASE friendica;"
 ```
 
 ## Enter the Application Container 🔍

roles/web-app-pgadmin/vars/db_config.yml

@@ -9,6 +9,6 @@ pgadmin_servers:
     port:           "{{ database_port }}"
     username:       "postgres"
     maintenance_db: "postgres"
-    password:       "{{ applications.postgres.credentials.postgres_password }}"
+    password:       "{{ applications['rdbms-postgres'].credentials.postgres_password }}"
 
 # Here you can add more databases 

roles/web-app-phpmyadmin/templates/env.j2

@@ -1,7 +1,7 @@
 # Configuration @see https://hub.docker.com/_/phpmyadmin
 
-PMA_HOST={{applications.mariadb.hostname}}
+PMA_HOST={{applications['rdbms-mariadb'].hostname}}
 {% if applications[application_id].autologin | bool %}
 PMA_USER= root
-PMA_PASSWORD= "{{applications.mariadb.credentials.root_password}}"
+PMA_PASSWORD= "{{applications['rdbms-mariadb'].credentials.root_password}}"
 {% endif %}