new:[n8n] add charm

n8n/hooks/init

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+## Init is run on host
+## For now it is run every time the script is launched, but
+## it should be launched only once after build.
+
+## Accessible variables are:
+## - SERVICE_NAME        Name of current service
+## - DOCKER_BASE_IMAGE   Base image from which this service might be built if any
+## - SERVICE_DATASTORE           Location on host of the DATASTORE of this service
+## - SERVICE_CONFIGSTORE         Location on host of the CONFIGSTORE of this service
+
+
+set -e
+
+sender=$(options-get sender-email) || exit 1
+
+init-config-add "
+$SERVICE_NAME:
+  volumes:
+    - $SERVICE_DATASTORE/.n8n:/home/node/.n8n
+  environment:
+    N8N_SMTP_SENDER: \"$sender\"
+    GENERIC_TIMEZONE: "Europe/Paris"
+    TZ: "Europe/Paris"
+"
+
+uid=$(docker_get_uid "$SERVICE_NAME" "node")
+mkdir -p "$SERVICE_DATASTORE/.n8n"
+chown "$uid" "$SERVICE_DATASTORE/.n8n"
+

n8n/hooks/postgres_database-relation-joined

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+set -e
+
+PASSWORD="$(relation-get password)"
+USER="$(relation-get user)"
+DBNAME="$(relation-get dbname)"
+
+
+config-add "\
+services:
+  $MASTER_BASE_SERVICE_NAME:
+    environment:
+      DB_TYPE: postgresdb
+      DB_POSTGRESDB_HOST: $TARGET_SERVICE_NAME
+      DB_POSTGRESDB_PORT: 5432
+      DB_POSTGRESDB_DATABASE: $DBNAME
+      DB_POSTGRESDB_USER: $USER
+      DB_POSTGRESDB_PASSWORD: $PASSWORD
+"
+
+info "Configured $SERVICE_NAME code for $TARGET_SERVICE_NAME access."

n8n/hooks/smtp_server-relation-joined

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -e
+
+host=$(relation-get host) || exit 1
+port=$(relation-get port) || exit 1
+user=$(relation-get login) || exit 1
+password="$(relation-get password)" || exit 1
+
+
+config-add "\
+services:
+  $MASTER_BASE_SERVICE_NAME:
+    environment:
+      N8N_SMTP_USER: \"$user\"
+      N8N_SMTP_PASS: \"${password//\$/\$\$}\"
+      N8N_SMTP_HOST: \"$host\"
+      N8N_SMTP_PORT: \"$port\"
+"
+