Domain Locker
Domain Locker is an open-source tool for tracking domain expirations and sending renewal reminders.
Configuration
version: "3.8"
services:
postgres:
image: postgres:15-alpine
restart: unless-stopped
environment:
POSTGRES_DB: ${DL_PG_NAME:-domain_locker}
POSTGRES_USER: ${DL_PG_USER:-postgres}
POSTGRES_PASSWORD: ${DL_PG_PASSWORD:-changeme2420}
expose:
- "5432"
volumes:
- postgres_data:/var/lib/postgresql/data
# - ./db/schema.sql:/docker-entrypoint-initdb.d/init-schema.sql:ro
healthcheck:
test: ["CMD-SHELL", "pg_isready -U ${DL_PG_USER:-postgres}"]
interval: 5s
timeout: 3s
retries: 10
app:
image: lissy93/domain-locker:latest
restart: unless-stopped
environment:
NODE_ENV: "production"
DL_ENV_TYPE: ${DL_ENV_TYPE:-selfHosted}
DL_PG_HOST: ${DL_PG_HOST:-postgres}
DL_PG_PORT: ${DL_PG_PORT:-5432}
DL_PG_USER: ${DL_PG_USER:-postgres}
DL_PG_PASSWORD: ${DL_PG_PASSWORD:-changeme2420}
DL_PG_NAME: ${DL_PG_NAME:-domain_locker}
expose:
- "3000"
depends_on:
- postgres
updater:
image: alpine:3.20
restart: unless-stopped
depends_on:
- app
command: >
/bin/sh -c "
apk add --no-cache curl &&
echo '0 3 * * * /usr/bin/curl -s -X POST http://app:3000/api/domain-updater' > /etc/crontabs/root &&
echo '0 4 * * * /usr/bin/curl -s -X POST http://app:3000/api/expiration-reminders' >> /etc/crontabs/root &&
crond -f -L /dev/stdout
"
volumes:
postgres_data: {}[variables]
main_domain = "${domain}"
pg_password = "${password:32}"
[config]
[[config.domains]]
serviceName = "app"
port = 3000
host = "${main_domain}"
[config.env]
NODE_ENV = "production"
DL_ENV_TYPE = "selfHosted"
DL_PG_HOST = "postgres"
DL_PG_PORT = "5432"
DL_PG_USER = "postgres"
DL_PG_PASSWORD = "${pg_password}"
DL_PG_NAME = "domain_locker"
# OPTIONAL ENV VARS (uncomment as needed)
# DL_BASE_URL = "http://localhost:3000"
# DL_TURNSTILE_KEY = ""
# DL_GLITCHTIP_DSN = ""
# DL_PLAUSIBLE_URL = ""
# DL_PLAUSIBLE_SITE = ""
# DL_DOMAIN_INFO_API = ""
# DL_DOMAIN_SUBS_API = ""
# DL_DISABLE_WRITE_METHODS = "false"
[[config.mounts]]
# Example mount for PostgreSQL persistence (already defined in compose volumes)
# filePath = "/var/lib/postgresql/data"
# content = ""Base64
To import this template in Dokploy: create a Compose service → Advanced → Base64 import and paste the content below:
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Tags
domains, monitoring, utilities, postgres
Version: latest