orb.yaml

version: 2.1
description: >
  CircleCI Orb for using Tailscale

display:
  home_url: "https://github.com/threecommaio/circleci-tailscale"
  source_url: "https://github.com/threecommaio/circleci-tailscale"

commands:
  connect:
    description: Connect tailscale
    parameters:
      tailscale-auth-key:
        type: env_var_name
        description: Your Tailscale authentication key, from the admin panel.
        default: TAILSCALE_AUTH_KEY
      tailscale-proxy-address:
        type: string
        description: Proxy address where tailscale should listen.
        default: localhost
      tailscale-version:
        type: string
        description: Tailscale version to use.
        default: "1.24.2"
    steps:
      - run:
          name: "Download tailscale if not installed"
          command: |
            if ! command -v tailscale --version >/dev/null 2>&1; then
              echo "Tailscale is not installed, installing..."
              VERSION=<< parameters.tailscale-version >>
              MINOR=$(echo << parameters.tailscale-version >> | awk -F '.' {'print $2'})
              if [ $((MINOR % 2)) -eq 0 ]; then
                URL="https://pkgs.tailscale.com/stable/tailscale_${VERSION}_amd64.tgz"
              else
                URL="https://pkgs.tailscale.com/unstable/tailscale_${VERSION}_amd64.tgz"
              fi
              curl $URL -o tailscale.tgz
              tar -C ${HOME} -xzf tailscale.tgz
              rm tailscale.tgz
              TSPATH=${HOME}/tailscale_${VERSION}_amd64
              sudo mv "${TSPATH}/tailscale" "${TSPATH}/tailscaled" /usr/bin
            else
              echo "Tailscale is already installed"
            fi
      - run:
          name: "Run tailscale"
          background: true
          command: |
            tailscaled --tun=userspace-networking --outbound-http-proxy-listen=<< parameters.tailscale-proxy-address >>:1054 --socks5-server=<< parameters.tailscale-proxy-address >>:1055 --socket=/tmp/tailscaled.sock 2>~/tailscaled.log
      - run:
          name: "Auth tailscale"
          command: |
            HOSTNAME="circleci-$(cat /etc/hostname)"
            until tailscale --socket=/tmp/tailscaled.sock up --authkey ${<< parameters.tailscale-auth-key >>} --hostname=${HOSTNAME} --accept-routes
            do
              sleep 1
            done
            echo "export ALL_PROXY=socks5h://<< parameters.tailscale-proxy-address >>:1055/" >> $BASH_ENV
            echo "export HTTP_PROXY=http://<< parameters.tailscale-proxy-address >>:1054/" >> $BASH_ENV
            echo "export HTTPS_PROXY=http://<< parameters.tailscale-proxy-address >>:1054/" >> $BASH_ENV
            echo "export http_proxy=http://<< parameters.tailscale-proxy-address >>:1054/" >> $BASH_ENV
            echo "export https_proxy=http://<< parameters.tailscale-proxy-address >>:1054/" >> $BASH_ENV