lemmy/docker/dev/docker-compose.yml

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version: "3.3"
networks:
# communication to web and clients
lemmyexternalproxy:
# communication between lemmy services
lemmyinternal:
driver: bridge
internal: true
services:
proxy:
image: nginx:1-alpine
networks:
- lemmyinternal
- lemmyexternalproxy
ports:
# actual and only port facing any connection from outside
- "1236:1236"
- "8536:8536"
volumes:
- ./nginx.conf:/etc/nginx/nginx.conf:ro
restart: always
depends_on:
- pictrs
- lemmy-ui
lemmy:
# image: dessalines/lemmy:dev
# use this to build your local lemmy server image for development
# run docker compose up --build
build:
context: ../..
dockerfile: docker/dev/Dockerfile
# this hostname is used in nginx reverse proxy and also for lemmy ui to connect to the backend, do not change
hostname: lemmy
networks:
- lemmyinternal
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restart: always
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environment:
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- RUST_LOG="warn,lemmy_server=debug,lemmy_api=debug,lemmy_api_common=debug,lemmy_api_crud=debug,lemmy_apub=debug,lemmy_db_schema=debug,lemmy_db_views=debug,lemmy_db_views_actor=debug,lemmy_db_views_moderator=debug,lemmy_routes=debug,lemmy_utils=debug,lemmy_websocket=debug"
- RUST_BACKTRACE=full
volumes:
- ./lemmy.hjson:/config/config.hjson
depends_on:
- postgres
- pictrs
lemmy-ui:
image: dessalines/lemmy-ui:dev
# use this to build your local lemmy ui image for development
# run docker compose up --build
# assuming lemmy-ui is cloned besides lemmy directory
# build:
# context: ../../../lemmy-ui
# dockerfile: dev.dockerfile
networks:
- lemmyinternal
environment:
# this needs to match the hostname defined in the lemmy service
- LEMMY_UI_LEMMY_INTERNAL_HOST=lemmy:8536
# set the outside hostname here
- LEMMY_UI_LEMMY_EXTERNAL_HOST=localhost:1236
- LEMMY_HTTPS=false
- LEMMY_UI_DEBUG=true
depends_on:
- lemmy
restart: always
pictrs:
image: asonix/pictrs:0.3.1
# this needs to match the pictrs url in lemmy.hjson
hostname: pictrs
# we can set options to pictrs like this, here we set max. image size and forced format for conversion
# entrypoint: /sbin/tini -- /usr/local/bin/pict-rs -p /mnt -m 4 --image-format webp
networks:
- lemmyinternal
environment:
- PICTRS_OPENTELEMETRY_URL=http://otel:4137
- PICTRS__API_KEY=API_KEY
- RUST_LOG=debug
- RUST_BACKTRACE=full
user: 991:991
volumes:
- ./volumes/pictrs:/mnt
restart: always
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postgres:
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image: postgres:15-alpine
# this needs to match the database host in lemmy.hson
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# Tune your settings via
# https://pgtune.leopard.in.ua/#/
# You can use this technique to add them here
# https://stackoverflow.com/a/30850095/1655478
hostname: postgres
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command: [
"postgres",
"-c", "session_preload_libraries=auto_explain",
"-c", "auto_explain.log_min_duration=5ms",
"-c", "auto_explain.log_analyze=true"
# Tuning config
# "-c", "max_connections=200",
# "-c", "shared_buffers=3GB",
# "-c", "effective_cache_size=9GB",
# "-c", "maintenance_work_mem=768MB",
# "-c", "checkpoint_completion_target=0.9",
# "-c", "checkpoint_timeout=86400",
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# "-c", "wal_buffers=16MB",
# "-c", "default_statistics_target=100",
# "-c", "random_page_cost=4",
# "-c", "effective_io_concurrency=2",
# "-c", "work_mem=4GB",
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# "-c", "min_wal_size=1GB",
# "-c", "max_wal_size=30GB",
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# "-c", "max_worker_processes=4",
# "-c", "max_parallel_workers_per_gather=2",
# "-c", "max_parallel_workers=4",
# "-c", "max_parallel_maintenance_workers=2"
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]
networks:
- lemmyinternal
# adding the external facing network to allow direct db access for devs
- lemmyexternalproxy
ports:
# use a different port so it doesnt conflict with potential postgres db running on the host
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- "5433:5432"
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environment:
- POSTGRES_USER=lemmy
- POSTGRES_PASSWORD=password
- POSTGRES_DB=lemmy
volumes:
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- ./volumes/postgres:/var/lib/postgresql/data
restart: always
otel:
image: otel/opentelemetry-collector:latest
command: --config otel-local-config.yaml
networks:
- lemmyinternal
- lemmyexternalproxy
ports:
- "4317:4317"
volumes:
- type: bind
source: ./otel.yml
target: /otel-local-config.yaml
restart: unless-stopped
depends_on:
- jaeger
jaeger:
image: jaegertracing/all-in-one:1
networks:
- lemmyinternal
- lemmyexternalproxy
ports:
- "14250:14250"
# To view traces, visit http://localhost:16686
- "16686:16686"
restart: unless-stopped