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https://github.com/simplex-chat/simplex-chat.git
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75 lines
2.5 KiB
YAML
75 lines
2.5 KiB
YAML
name: simplex-chat-relay
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services:
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relay:
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build:
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context: .
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args:
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CHAT_REF: ${CHAT_REF:-v7.0.0-beta.5}
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image: chat-relay:latest # set your image/registry name
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container_name: chat-relay # optional: rename
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depends_on:
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db:
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condition: service_healthy
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environment:
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RELAY_NAME: ${RELAY_NAME}
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RELAY_WEB_DOMAIN: ${RELAY_WEB_DOMAIN}
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# Password comes from PGPASSWORD (libpq reads it), so it stays out of the
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# process argv and needs no URL-encoding.
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DB_CONN: postgresql://${POSTGRES_USER}@db:5432/${POSTGRES_DB}
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PGPASSWORD: ${POSTGRES_PASSWORD}
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volumes:
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# Channel previews + CORS config, served by the host's system Caddy.
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- /var/www/relay-web-channels:/var/www/relay-web-channels
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# Relay address is written here: `cat out/relay-address.txt`.
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- ./out:/out
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restart: unless-stopped
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db:
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image: postgres:18
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container_name: chat-relay-db # optional: rename
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environment:
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POSTGRES_USER: ${POSTGRES_USER}
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POSTGRES_DB: ${POSTGRES_DB}
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POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
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# Parallel workers use POSIX shared memory; the default 64 MB /dev/shm can
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# be too small and cause "could not resize shared memory segment" errors.
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shm_size: 256mb
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volumes:
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# PG18+ uses a version-specific PGDATA (/var/lib/postgresql/18/docker) and
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# a VOLUME at /var/lib/postgresql. Mount there so major-version upgrades
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# can use pg_upgrade --link.
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- pgdata:/var/lib/postgresql
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healthcheck:
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test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
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interval: 5s
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timeout: 5s
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retries: 10
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# Tuning for ~5 GB RAM / 4 cores. Match to the actual server.
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# `--name=value` is postgres's equivalent of `-c name=value`.
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command:
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- postgres
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- --max_connections=100
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- --shared_buffers=1280MB
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- --effective_cache_size=3840MB
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- --maintenance_work_mem=320MB
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- --checkpoint_completion_target=0.9
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- --wal_buffers=16MB
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- --default_statistics_target=100
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- --random_page_cost=1.1
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- --effective_io_concurrency=200
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- --work_mem=6301kB
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- --huge_pages=off
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- --jit=off
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- --wal_compression=lz4
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- --min_wal_size=1GB
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- --max_wal_size=4GB
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- --max_worker_processes=4
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- --max_parallel_workers_per_gather=2
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- --max_parallel_workers=4
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- --max_parallel_maintenance_workers=2
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restart: unless-stopped
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volumes:
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pgdata:
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