OpenSandbox

configs:
  opensandbox-config:
    content: |
      [server]
      host = "0.0.0.0"
      port = 8090

      [proxy]
      # The lifecycle server is attached to opensandbox-net, while sandboxes
      # created through the mounted Docker socket use Docker's bridge network.
      # Route through host-published ports instead of unreachable sandbox IPs.
      resolve_internal = false

      [log]
      level = "INFO"

      [runtime]
      type = "docker"
      # execd_image = "opensandbox/execd:v1.1.0"
      execd_image = "sandbox-registry.cn-zhangjiakou.cr.aliyuncs.com/opensandbox/execd:v1.1.0"

      [egress]
      image = "opensandbox/egress:v1.1.7"
      # image = "sandbox-registry.cn-zhangjiakou.cr.aliyuncs.com/opensandbox/egress:v1.1.7"
      readiness_timeout_seconds = 30.0

      [docker]
      network_mode = "bridge"
      # Required when the server runs in a container: host-mapped endpoints and
      # proxy targets must resolve back to the Docker host.
      host_ip = "host.docker.internal"
      port_range_min = 40000
      port_range_max = 60000
      # Optional: publish sandbox ports on ONE host address instead of every interface, e.g. the
      # Docker bridge gateway (an IP, not a name) — then only containers on the host reach execd.
      # publish_host = "172.17.0.1"
      drop_capabilities = ["AUDIT_WRITE", "MKNOD", "NET_ADMIN", "NET_RAW", "SYS_ADMIN", "SYS_MODULE", "SYS_PTRACE", "SYS_TIME", "SYS_TTY_CONFIG"]
      no_new_privileges = true
      # TODO: For production environments, it is recommended to set this to '4096' or higher to avoid
      # "can't start new thread" errors when multiple sandboxes are running concurrently.
      # See: https://github.com/opensandbox-group/OpenSandbox/issues/447
      pids_limit = 4096

      [ingress]
      mode = "direct"

version: '3.8'

services:
  opensandbox-server:
    # Includes configurable proxy resolution for this Compose/bridge topology.
    image: opensandbox/server:release-1.1.0
    container_name: opensandbox-server
    networks:
      - opensandbox-net
    extra_hosts:
      - "host.docker.internal:host-gateway"
    ports:
      - "8090:8090"
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    configs:
      - source: opensandbox-config
        target: /etc/opensandbox/config.toml
    environment:
      - SANDBOX_CONFIG_PATH=/etc/opensandbox/config.toml

  sdk-client:
    image: python:3.11-slim
    container_name: sdk-client
    networks:
      - opensandbox-net
    extra_hosts:
      - "host.docker.internal:host-gateway"
    command: >
      sh -c "pip install opensandbox && tail -f /dev/null"
    environment:
      - OPENSANDBOX_SERVER_URL=http://opensandbox-server:8090

networks:
  opensandbox-net:
    driver: bridge