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feat(n8n): add n8n mcp server

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This commit is contained in:
Yuris Cakranegara
2025-07-06 16:34:24 +10:00
parent a63f144bf1
commit ede6c52a40
4 changed files with 140 additions and 20 deletions
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66
modules/20-services-apps/n8n/main.tf
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@@ -40,7 +40,7 @@ locals {
monitoring = true
env_file = "${path.module}/.env"
n8n_internal_port = 5678
# Define volumes
n8n_volumes = [
{
@@ -118,6 +118,41 @@ locals {
read_only = false
}
]
n8n_mcp_container_name = "n8n-mcp"
n8n_mcp_image = "ghcr.io/czlonkowski/n8n-mcp"
n8n_mcp_tag = "latest"
n8n_mcp_internal_port = 3000
n8n_mcp_volumes = [
{
host_path = "${var.volume_path}/n8n_mcp_storage/_data"
container_path = "/app/data"
read_only = false
}
]
n8n_mcp_env_vars = {
MCP_MODE = "http"
USE_FIXED_HTTP = "true"
AUTH_TOKEN = provider::dotenv::get_by_key("N8N_MCP_AUTH_TOKEN", local.env_file)
N8N_API_URL = "http://${local.container_name}:${local.n8n_internal_port}"
N8N_API_KEY = provider::dotenv::get_by_key("N8N_API_KEY", local.env_file)
NODE_ENV = "production"
LOG_LEVEL = "info"
PORT = local.n8n_mcp_internal_port
NODE_DB_PATH = "/app/data/nodes.db"
REBUILD_ON_START = "false"
GENERIC_TIMEZONE = module.system_globals.timezone
}
n8n_mcp_healthcheck = {
test = ["CMD", "curl", "-f", "http://127.0.0.1:${local.n8n_mcp_internal_port}/health"]
interval = "30s"
timeout = "10s"
retries = 3
start_period = "40s"
}
}
module "n8n_network" {
@@ -134,6 +169,7 @@ module "postgres" {
image = local.database_image
tag = local.database_tag
volumes = local.database_volumes
user = "1000:1000"
env_vars = local.database_env_vars
networks = [module.n8n_network.name]
monitoring = local.monitoring
@@ -147,6 +183,7 @@ module "redis" {
image = local.redis_image
tag = local.redis_tag
volumes = local.redis_volumes
user = "1000:1000"
env_vars = {
REDIS_USERNAME = "redis"
REDIS_PASSWORD = "redis"
@@ -164,12 +201,28 @@ module "n8n" {
image = local.n8n_image
tag = local.n8n_tag
volumes = local.n8n_volumes
user = "1000:1000"
env_vars = local.n8n_env_vars
networks = concat([module.n8n_network.name], var.networks)
monitoring = local.monitoring
depends_on = [module.postgres, module.redis]
}
# Create the n8n-mcp container
module "n8n_mcp" {
source = "../../10-services-generic/docker-service"
container_name = local.n8n_mcp_container_name
image = local.n8n_mcp_image
tag = local.n8n_mcp_tag
volumes = local.n8n_mcp_volumes
user = "1000:1000"
env_vars = local.n8n_mcp_env_vars
networks = concat([module.n8n_network.name], var.networks)
monitoring = local.monitoring
healthcheck = local.n8n_mcp_healthcheck
depends_on = [module.n8n]
}
output "service_definition" {
description = "General service definition with optional ingress configuration"
value = {
@@ -180,3 +233,14 @@ output "service_definition" {
publish_via = "tunnel"
}
}
output "n8n_mcp_service_definition" {
description = "General service definition with optional ingress configuration for n8n-mcp"
value = {
name = local.n8n_mcp_container_name
primary_port = local.n8n_mcp_internal_port
endpoint = "http://${local.n8n_mcp_container_name}:${local.n8n_mcp_internal_port}"
subdomains = ["n8n-mcp"]
publish_via = "tunnel"
}
}