Update to 2023-07-25 16:00

roles/n8n/defaults/main.yml

@@ -1,7 +1,7 @@
 ---
 
 # Version to deploy
-n8n_version: 0.233.1
+n8n_version: 1.0.5
 # Root directory where n8n will be installed
 n8n_root_dir: /opt/n8n
 # User account under which n8n will run
@@ -14,30 +14,13 @@ n8n_port: 8021
 # List of IP / CIDR allowed to access n8n_port
 n8n_src_ip: []
 
-n8n_db_server: "{{ mysql_server | default('localhost') }}"
+n8n_db_server: "{{ pg_server | default('localhost') }}"
-n8n_db_port: 3306
+n8n_db_port: 5432
 n8n_db_name: n8n
 n8n_db_user: n8n
 # If not defined, a random one will be created and stored in the {{ n8n_root_dir }}/meta/ansible_dbpass
 #n8n_db_pass: S3cR3t.
 
-# Config dfirectives, will be translated to json in {{ n8n_root_dir }}/etc/n8n.json
-n8n_config_base:
-  database:
-    type: mysqldb
-    mysqldb:
-      database: "{{ n8n_db_name }}"
-      host: "{{ n8n_db_server }}"
-      port: "{{ n8n_db_port }}"
-      user: "{{ n8n_db_user }}"
-      password: "{{ n8n_db_pass }}"
-  generic:
-    timezone: "{{ system_tz | default('Europe/Paris') }}"
-  port: "{{ n8n_port }}"
-# This lets you override just part of the defaults
-n8n_config_extra: {}
-n8n_config: "{{ n8n_config_base | combine(n8n_config_extra,recursive=True) }}"
-
 # An optional list of extra module to install
 n8n_extra_node_modules: []
 
@@ -65,11 +48,6 @@ n8n_mem_limit: 2048
 #   NODE_FUNCTION_ALLOW_BUILTIN: request-promise-native
 n8n_env_var: {}
 
-# Should user management be enabled ?
-# If False, n8n editor will be accessible wihtout authentication at all
-# so be sure to protect it by other mean (eg, at the reverse proxy level)
-n8n_user_management: True
-
 # SMTP settings
 n8n_smtp_server: localhost
 n8n_smtp_port: 25

roles/n8n/meta/main.yml

@@ -2,5 +2,5 @@
 
 dependencies:
   - role: repo_nodejs
-  - role: mysql_server
+  - role: postgresql_server
     when: n8n_db_server in ['localhost','127.0.0.1']

roles/n8n/tasks/archive_pre.yml

@@ -20,18 +20,17 @@
   delegate_to: "{{ inventory_hostname }}"
   tags: n8n
 
-- name: Dump the database
+- name: Backup the database
-  mysql_db:
+  command: >
-    state: dump
+    /usr/pgsql-15/bin/pg_dump
-    name: "{{ n8n_db_name }}"
+    --format=custom
-    target: "{{ n8n_root_dir }}/archives/{{ n8n_current_version }}/{{ n8n_db_name }}.sql.xz"
+    --clean
-    login_host: "{{ n8n_db_server }}"
+    --create
-    login_port: "{{ n8n_db_port }}"
+    --host={{ n8n_db_server }}
-    login_user: "{{ n8n_db_user }}"
+    --port={{ n8n_db_port }}
-    login_password: "{{ n8n_db_pass }}"
+    --username={{ n8n_db_user }}
-    quick: True
+    {{ n8n_db_name }}
-    single_transaction: True
+    --file={{ n8n_root_dir }}/archives/{{ n8n_current_version }}/{{ n8n_db_name }}.sqlc
   environment:
-    XZ_OPT: -T0
+    - PGPASSWORD: "{{ n8n_db_pass }}"
   tags: n8n
-

roles/n8n/tasks/conf.yml

@@ -3,7 +3,6 @@
 - name: Deploy n8n config
   template: src={{ item }}.j2 dest={{ n8n_root_dir }}/etc/{{ item }} group={{ n8n_user }} mode=640
   loop:
-    - n8n.json
     - env
   notify: restart n8n
   tags: n8n

roles/n8n/tasks/install.yml

@@ -1,7 +1,7 @@
 ---
 
 - name: Install nodejs and dependencies
-  yum:
+  package:
     name:
       - nodejs
       - gcc
@@ -9,6 +9,7 @@
       - make
       - sqlite-devel
       - python3
+      - postgresql15
   tags: n8n
 
 - name: Wipe node_module on upgrade
@@ -37,13 +38,29 @@
   loop: "{{ n8n_extra_node_modules }}"
   tags: n8n
 
-# Create the database
+- name: Create the PostgreSQL role
-- import_tasks: ../includes/webapps_create_mysql_db.yml
+  postgresql_user:
-  vars:
+    db: postgres
-    - db_name: "{{ n8n_db_name }}"
+    name: "{{ n8n_db_user }}"
-    - db_user: "{{ n8n_db_user }}"
+    password: "{{ n8n_db_pass }}"
-    - db_server: "{{ n8n_db_server }}"
+    login_host: "{{ n8n_db_server }}"
-    - db_pass: "{{ n8n_db_pass }}"
+    login_port: "{{ n8n_db_port }}"
+    login_user: sqladmin
+    login_password: "{{ pg_admin_pass }}"
+  tags: n8n
+
+- name: Create the PostgreSQL database
+  postgresql_db:
+    name: "{{ n8n_db_name }}"
+    encoding: UTF-8
+    lc_collate: C
+    lc_ctype: C
+    template: template0
+    owner: "{{ n8n_db_user }}"
+    login_host: "{{ n8n_db_server }}"
+    login_port: "{{ n8n_db_port }}"
+    login_user: sqladmin
+    login_password: "{{ pg_admin_pass }}"
   tags: n8n
 
 - name: Deploy systemd unit

roles/n8n/templates/env.j2

@@ -1,7 +1,5 @@
-N8N_CONFIG_FILES={{ n8n_root_dir }}/etc/n8n.json
+N8N_PORT={{ n8n_port }}
 N8N_USER_FOLDER={{ n8n_root_dir }}/data
-WEBHOOK_URL={{ n8n_public_url }}
-VUE_APP_URL_BASE_API={{ n8n_public_url }}
 N8N_ENCRYPTION_KEY={{ n8n_secret_key | quote }}
 EXECUTIONS_DATA_PRUNE=true
 EXECUTIONS_DATA_MAX_AGE={{ n8n_data_max_age }}
@@ -10,7 +8,6 @@ N8N_CUSTOM_EXTENSIONS={{ n8n_root_dir }}/.n8n/custom
 {{ env }}={{ n8n_env_var[env] }}
 {% endfor %}
 N8N_DIAGNOSTICS_ENABLED=false
-N8N_USER_MANAGEMENT_DISABLED=true
 N8N_EMAIL_MODE=smtp
 N8N_SMTP_HOST={{ n8n_smtp_server }}
 N8N_SMTP_PORT={{ n8n_smtp_port }}
@@ -19,7 +16,18 @@ N8N_SMTP_SENDER={{ n8n_smtp_sender }}
 # Note : n8n requires N8N_SMTP_USER and N8N_SMTP_PASS, even if no login is required for relay
 N8N_SMTP_USER={{ n8n_smtp_user | default('smtp') }}
 N8N_SMTP_PASS={{ n8n_smtp_pass | default('smtp') }}
-N8N_EDITOR_BASE_URL={{ n8n_public_url }}
 {% if system_tz is defined %}
 GENERIC_TIMEZONE={{ system_tz }}
 {% endif %}
+
+N8N_HIRING_BANNER_ENABLED=false
+VUE_APP_URL_BASE_API={{ n8n_public_url }}
+N8N_EDITOR_BASE_URL={{ n8n_public_url }}
+WEBHOOK_URL={{ n8n_public_url }}
+
+DB_TYPE=postgresdb
+DB_POSTGRESDB_HOST={{ n8n_db_server }}
+DB_POSTGRESDB_PORT={{ n8n_db_port }}
+DB_POSTGRESDB_DATABASE={{ n8n_db_name }}
+DB_POSTGRESDB_USER={{ n8n_db_user }}
+DB_POSTGRESDB_PASSWORD={{ n8n_db_pass }}

roles/n8n/templates/n8n.json.j2

@@ -1 +0,0 @@
-{{ n8n_config | to_nice_json(indent=4) }}

roles/n8n/templates/post-backup.sh.j2

@@ -1,3 +1,3 @@
 #!/bin/bash -e
 
-rm -f {{ n8n_root_dir }}/backup/*.sql.zst
+rm -f {{ n8n_root_dir }}/backup/*.sqlc

roles/n8n/templates/pre-backup.sh.j2

@@ -2,12 +2,12 @@
 
 set -eo pipefail
 
-/usr/bin/mysqldump \
+PGPASSWORD='{{ n8n_db_pass }}' /usr/pgsql-15/bin/pg_dump \
-{% if n8n_db_server not in ['localhost','127.0.0.1'] %}
+  --format=custom \
-  --user={{ n8n_db_user | quote }} \
+  --clean \
-  --password={{ n8n_db_pass | quote }} \
+  --create \
+  --username={{ n8n_db_user | quote }} \
   --host={{ n8n_db_server | quote }} \
-  --port={{ n8n_db_port | quote }} \
+  {{ n8n_db_name | quote }} \
-{% endif %}
+  -f {{ n8n_root_dir }}/backup/{{ n8n_db_name | quote }}.sqlc
-  --quick --single-transaction \
+
-  --add-drop-table {{ n8n_db_name | quote }} | zstd -c > {{ n8n_root_dir }}/backup/{{ n8n_db_name }}.sql.zst