version: "3.8"

services:
  zebra:
    ports:
      - "8232:8232" # Opens an RPC endpoint (for lightwalletd and mining)
    healthcheck:
      start_period: 1m
      interval: 15s
      timeout: 10s
      retries: 3
      test: ["CMD-SHELL", "curl --data-binary '{\"id\":\"curltest\", \"method\": \"getinfo\"}' -H 'content-type: application/json' 127.0.0.1:8232 || exit 1"]

  lightwalletd:
    image: electriccoinco/lightwalletd
    platform: linux/amd64
    depends_on:
      zebra:
        condition: service_started
    restart: unless-stopped
    deploy:
      resources:
        reservations:
          cpus: "4"
          memory: 16G
    environment:
      - LWD_GRPC_PORT=9067
      - LWD_HTTP_PORT=9068
    configs:
      - source: lwd_config
        target: /etc/lightwalletd/zcash.conf
        uid: '2002' # Golang's container default user uid
        gid: '2002' # Golang's container default group gid
        mode: 0440
    volumes:
      - litewalletd-data:/var/lib/lightwalletd/db
    #! This setup with --no-tls-very-insecure is only for testing purposes
    #! For production environments follow the guidelines here: https://github.com/zcash/lightwalletd#production-usage
    command: >
      --no-tls-very-insecure
      --grpc-bind-addr=0.0.0.0:9067
      --http-bind-addr=0.0.0.0:9068
      --zcash-conf-path=/etc/lightwalletd/zcash.conf
      --data-dir=/var/lib/lightwalletd/db
      --log-file=/dev/stdout
      --log-level=7
    ports:
      - "9067:9067" # gRPC
      - "9068:9068" # HTTP

configs:
  lwd_config:
    # Change the following line to point to a zcash.conf on your host machine
    # to allow for easy configuration changes without rebuilding the image
    file: ./zcash-lightwalletd/zcash.conf

volumes:
  litewalletd-data:
    driver: local