lanutrix/pgdump-telegram repository overview

⁠pgdump-telegram

Lightweight Alpine-based image (~15 MB) that backs up a PostgreSQL database on a cron schedule and sends the gzipped dump to Telegram via Bot API.

⁠Features

• Cron-scheduled pg_dump + gzip compression
• Sends dump to Telegram chat, group, or supergroup topic
• Configurable max file size (Telegram 50 MB limit enforced)
• Timezone support (default: Europe/Moscow)
• Startup validation — checks all env vars and verifies Telegram connectivity before scheduling
• Multi-arch: linux/amd64, linux/arm64

⁠Quick Start

docker run -d --name pgdump-telegram
-e TG_BOT_TOKEN="123456:ABC-DEF"
-e TG_CHAT_ID="-1001234567890"
-e PG_HOST="db"
-e PG_USER="postgres"
-e PG_PASSWORD="secret"
-e PG_DATABASE="mydb"
lanutrix/pgdump-telegram