102 lines
2.6 KiB
YAML
102 lines
2.6 KiB
YAML
# Source: https://oneuptime.com/blog/post/2026-01-07-go-hot-reloading-docker-air/view#step-4-set-up-docker-compose
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# docker-compose.yml
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# Development environment with hot reloading
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services:
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# Main Go application with Air hot reloading
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keepnote-debug:
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extra_hosts:
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- "host.docker.internal:host-gateway"
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image: keepnote-debug
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container_name: keepnote-debug
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# Build from our development Dockerfile
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build:
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context: .
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dockerfile: Dockerfile.debug
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network: host
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# Expose ports: host:container
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ports:
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- "8081:8080" # Application port
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- "2345:2345" # Delve debugger port (optional)
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# - "8081:8081" # HTTP Dev interface
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# Volume mounts - THE KEY TO HOT RELOADING
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# Mount source code as a volume so changes are reflected immediately
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volumes:
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- ./src:/app
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- go-mod-cache:/go/pkg/mod
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- go-build-cache:/root/.cache/go-build
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- /app/src/tmp # Exclude Air's tmp dir from syncing
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working_dir: /app/
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# Environment variables for the application
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environment:
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- DEV_MODE=true
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# Application configuration
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# - PORT=8080
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# - ENVIRONMENT=development
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# - LOG_LEVEL=debug
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# Database connection (shared database on the dcntrlized network)
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- DATABASE_URL=postgres://postgres:@dcntrlized-db:5432/dcntrlized
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# Go specific settings
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- GO111MODULE=on
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- GOPROXY=http://192.168.122.183:3000/api/packages/Dcntrlized/go,https://proxy.golang.org,direct
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- GONOSUMDB=git.dcntrlized.org
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depends_on:
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- migrate
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# Restart policy for development
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restart: unless-stopped
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# Network for service communication
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networks:
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- dcntrlized_net
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cap_add:
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- SYS_PTRACE
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security_opt:
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- apparmor:unconfined
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migrate:
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image: postgres:16-alpine
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container_name: keepnote-migrate
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labels:
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org.dcntrlized.oneoff: "true"
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networks:
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- dcntrlized_net
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volumes:
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- ./database/migrations:/migrations:ro
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environment:
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- PGHOST=dcntrlized-db
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- PGPORT=5432
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- PGUSER=postgres
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- PGPASSWORD=
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- PGDATABASE=dcntrlized
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command: >
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sh -c 'until pg_isready -h dcntrlized-db -U postgres -d dcntrlized; do sleep 2; done;
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for f in /migrations/*.sql; do [ -f "$$f" ] || continue; echo "Applying $$f"; psql -v ON_ERROR_STOP=1 -d dcntrlized -f "$$f" || exit 1; done'
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# Named volumes for data persistence and caching
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volumes:
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# Go module cache - shared across rebuilds
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go-mod-cache:
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driver: local
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# Go build cache - speeds up compilation
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go-build-cache:
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driver: local
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networks:
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dcntrlized_net:
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external: true
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