161 lines
4.3 KiB
Bash
Executable File
161 lines
4.3 KiB
Bash
Executable File
#!/bin/bash
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RUNNER_HOME=${RUNNER_HOME:-/runner}
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LIGHTGREEN="\e[0;32m"
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LIGHTRED="\e[0;31m"
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WHITE="\e[0;97m"
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RESET="\e[0m"
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log(){
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printf "${WHITE}${@}${RESET}\n" 1>&2
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}
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success(){
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printf "${LIGHTGREEN}${@}${RESET}\n" 1>&2
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}
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error(){
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printf "${LIGHTRED}${@}${RESET}\n" 1>&2
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}
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if [ ! -z "${STARTUP_DELAY_IN_SECONDS}" ]; then
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log "Delaying startup by ${STARTUP_DELAY_IN_SECONDS} seconds"
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sleep ${STARTUP_DELAY_IN_SECONDS}
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fi
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if [ -z "${GITHUB_URL}" ]; then
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log "Working with public GitHub"
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GITHUB_URL="https://github.com/"
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else
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length=${#GITHUB_URL}
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last_char=${GITHUB_URL:length-1:1}
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[[ $last_char != "/" ]] && GITHUB_URL="$GITHUB_URL/"; :
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log "Github endpoint URL ${GITHUB_URL}"
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fi
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if [ -z "${RUNNER_NAME}" ]; then
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error "RUNNER_NAME must be set"
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exit 1
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fi
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if [ -n "${RUNNER_ORG}" ] && [ -n "${RUNNER_REPO}" ] && [ -n "${RUNNER_ENTERPRISE}" ]; then
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ATTACH="${RUNNER_ORG}/${RUNNER_REPO}"
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elif [ -n "${RUNNER_ORG}" ]; then
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ATTACH="${RUNNER_ORG}"
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elif [ -n "${RUNNER_REPO}" ]; then
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ATTACH="${RUNNER_REPO}"
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elif [ -n "${RUNNER_ENTERPRISE}" ]; then
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ATTACH="enterprises/${RUNNER_ENTERPRISE}"
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else
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error "At least one of RUNNER_ORG or RUNNER_REPO or RUNNER_ENTERPRISE must be set"
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exit 1
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fi
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if [ -z "${RUNNER_TOKEN}" ]; then
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error "RUNNER_TOKEN must be set"
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exit 1
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fi
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if [ -z "${RUNNER_REPO}" ] && [ -n "${RUNNER_GROUP}" ];then
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RUNNER_GROUPS=${RUNNER_GROUP}
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fi
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# Hack due to https://github.com/actions-runner-controller/actions-runner-controller/issues/252#issuecomment-758338483
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if [ ! -d "${RUNNER_HOME}" ]; then
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error "${RUNNER_HOME} should be an emptyDir mount. Please fix the pod spec."
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exit 1
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fi
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# if this is not a testing environment
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if [ -z "${UNITTEST:-}" ]; then
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sudo chown -R runner:docker ${RUNNER_HOME}
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mv /runnertmp/* ${RUNNER_HOME}/
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fi
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cd ${RUNNER_HOME}
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# past that point, it's all relative pathes from /runner
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config_args=()
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if [ "${RUNNER_FEATURE_FLAG_EPHEMERAL:-}" == "true" -a "${RUNNER_EPHEMERAL}" != "false" ]; then
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config_args+=(--ephemeral)
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echo "Passing --ephemeral to config.sh to enable the ephemeral runner."
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fi
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retries_left=10
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while [[ ${retries_left} -gt 0 ]]; do
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log "Configuring the runner."
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./config.sh --unattended --replace \
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--name "${RUNNER_NAME}" \
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--url "${GITHUB_URL}${ATTACH}" \
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--token "${RUNNER_TOKEN}" \
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--runnergroup "${RUNNER_GROUPS}" \
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--labels "${RUNNER_LABELS}" \
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--work "${RUNNER_WORKDIR}" "${config_args[@]}"
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if [ -f .runner ]; then
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success "Runner successfully configured."
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break
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fi
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error "Configuration failed. Retrying"
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retries_left=$((retries_left - 1))
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sleep 1
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done
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if [ ! -f .runner ]; then
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# we couldn't configure and register the runner; no point continuing
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error "Configuration failed!"
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exit 2
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fi
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cat .runner
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# Note: the `.runner` file's content should be something like the below:
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#
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# $ cat /runner/.runner
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# {
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# "agentId": 117, #=> corresponds to the ID of the runner
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# "agentName": "THE_RUNNER_POD_NAME",
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# "poolId": 1,
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# "poolName": "Default",
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# "serverUrl": "https://pipelines.actions.githubusercontent.com/SOME_RANDOM_ID",
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# "gitHubUrl": "https://github.com/USER/REPO",
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# "workFolder": "/some/work/dir" #=> corresponds to Runner.Spec.WorkDir
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# }
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#
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# Especially `agentId` is important, as other than listing all the runners in the repo,
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# this is the only change we could get the exact runnner ID which can be useful for further
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# GitHub API call like the below. Note that 171 is the agentId seen above.
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# curl \
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# -H "Accept: application/vnd.github.v3+json" \
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# -H "Authorization: bearer ${GITHUB_TOKEN}"
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# https://api.github.com/repos/USER/REPO/actions/runners/171
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if [ -n "${RUNNER_REGISTRATION_ONLY}" ]; then
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success "This runner is configured to be registration-only. Exiting without starting the runner service..."
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exit 0
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fi
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if [ -z "${UNITTEST:-}" ]; then
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mkdir ./externals
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# Hack due to the DinD volumes
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mv ./externalstmp/* ./externals/
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for f in runsvc.sh RunnerService.js; do
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diff {bin,patched}/${f} || :
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sudo mv bin/${f}{,.bak}
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sudo mv {patched,bin}/${f}
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done
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fi
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args=()
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if [ "${RUNNER_FEATURE_FLAG_EPHEMERAL:-}" != "true" -a "${RUNNER_EPHEMERAL}" != "false" ]; then
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args+=(--once)
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echo "Passing --once to runsvc.sh to enable the legacy ephemeral runner."
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fi
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unset RUNNER_NAME RUNNER_REPO RUNNER_TOKEN
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exec ./bin/runsvc.sh "${args[@]}"
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