act_runner/scripts/run.sh
rowan-allspice d1d3cad4b0 feat: allow graceful shutdowns (#546)
Add a `Shutdown(context.Context) error` method to the Poller. Calling this method will first shutdown all active polling, preventing any new jobs from spawning. It will then wait for either all jobs to finish, or for the context to be cancelled. If the context is cancelled, it will then force all jobs to end, and then exit.

Fixes https://gitea.com/gitea/act_runner/issues/107

Co-authored-by: Rowan Bohde <rowan.bohde@gmail.com>
Reviewed-on: https://gitea.com/gitea/act_runner/pulls/546
Reviewed-by: Jason Song <i@wolfogre.com>
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: rowan-allspice <rowan-allspice@noreply.gitea.com>
Co-committed-by: rowan-allspice <rowan-allspice@noreply.gitea.com>
2024-05-27 07:38:55 +00:00

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#!/usr/bin/env bash
if [[ ! -d /data ]]; then
mkdir -p /data
fi
cd /data
RUNNER_STATE_FILE=${RUNNER_STATE_FILE:-'.runner'}
CONFIG_ARG=""
if [[ ! -z "${CONFIG_FILE}" ]]; then
CONFIG_ARG="--config ${CONFIG_FILE}"
fi
EXTRA_ARGS=""
if [[ ! -z "${GITEA_RUNNER_LABELS}" ]]; then
EXTRA_ARGS="${EXTRA_ARGS} --labels ${GITEA_RUNNER_LABELS}"
fi
# In case no token is set, it's possible to read the token from a file, i.e. a Docker Secret
if [[ -z "${GITEA_RUNNER_REGISTRATION_TOKEN}" ]] && [[ -f "${GITEA_RUNNER_REGISTRATION_TOKEN_FILE}" ]]; then
GITEA_RUNNER_REGISTRATION_TOKEN=$(cat "${GITEA_RUNNER_REGISTRATION_TOKEN_FILE}")
fi
# Use the same ENV variable names as https://github.com/vegardit/docker-gitea-act-runner
test -f "$RUNNER_STATE_FILE" || echo "$RUNNER_STATE_FILE is missing or not a regular file"
if [[ ! -s "$RUNNER_STATE_FILE" ]]; then
try=$((try + 1))
success=0
# The point of this loop is to make it simple, when running both act_runner and gitea in docker,
# for the act_runner to wait a moment for gitea to become available before erroring out. Within
# the context of a single docker-compose, something similar could be done via healthchecks, but
# this is more flexible.
while [[ $success -eq 0 ]] && [[ $try -lt ${GITEA_MAX_REG_ATTEMPTS:-10} ]]; do
act_runner register \
--instance "${GITEA_INSTANCE_URL}" \
--token "${GITEA_RUNNER_REGISTRATION_TOKEN}" \
--name "${GITEA_RUNNER_NAME:-`hostname`}" \
${CONFIG_ARG} ${EXTRA_ARGS} --no-interactive 2>&1 | tee /tmp/reg.log
cat /tmp/reg.log | grep 'Runner registered successfully' > /dev/null
if [[ $? -eq 0 ]]; then
echo "SUCCESS"
success=1
else
echo "Waiting to retry ..."
sleep 5
fi
done
fi
# Prevent reading the token from the act_runner process
unset GITEA_RUNNER_REGISTRATION_TOKEN
unset GITEA_RUNNER_REGISTRATION_TOKEN_FILE
exec act_runner daemon ${CONFIG_ARG}