128 lines
2.9 KiB
Plaintext
128 lines
2.9 KiB
Plaintext
#!/sbin/openrc-run
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[[ -z "${PIDFILE}" ]] && PIDFILE="/var/run/gunicorn/${SVCNAME}.pid"
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[[ -z "${BINARY}" ]] && BINARY="/usr/bin/gunicorn"
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depend() {
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need net
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use dns logger netmount
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}
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check_params() {
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if [[ "${SVCNAME}" == "gunicorn" && -z "${I_KNOW}" ]]; then
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ewarn "It is highly recommended to use a symbolic link for this"
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ewarn "script and start via that instead. This allows you to run"
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ewarn "multiple spawn services simultaneously. To do this, simply:"
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ewarn
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ewarn " ln -s /etc/init.d/gunicorn /etc/init.d/gunicorn.mysvc"
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ewarn " cp /etc/conf.d/gunicorn /etc/conf.d/gunicorn.mysvc"
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ewarn
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ewarn "If you don't want to be bothered by this message, set I_KNOW=yes"
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ewarn "in your configuration file."
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ewarn
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fi
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if [[ -z "${WSGI_APP}" ]] && [[ -z "${WSGI_TYPE}" ]]; then
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eerror "${WSGI_APP} not set. Exiting"
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return 1
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fi
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if [[ -z "${PIDFILE}" ]]; then
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eerror "PIDFILE must be set in /etc/conf.d/${SVCNAME}"
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return 1
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fi
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}
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test_pidfile() {
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if [[ ! -f "${PIDFILE}" ]]; then
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eerror "${PIDFILE} does not exist"
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return 1
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fi
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read -r PID <"${PIDFILE}"
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if [[ -z "${PID}" ]]; then
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eerror "${PIDFILE} contains no PID"
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return 1
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fi
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if [[ ! -d "/proc/${PID}" ]]; then
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eerror "${PID} does not appear to be an existing process"
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return 1
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fi
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if awk -F: 'BEGIN { found = 0; } END { exit(found); }; $1 == "State" && $2 !~ /^[[:space:]]*Z / { found = 1; };' "/proc/${PID}/status"; then
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eerror "${PID} does not appear to be an active process"
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return 1
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fi
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return 0
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}
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kill_pidfile() {
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check_params && test_pidfile || return 1
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ebegin "$1"
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shift
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read -r PID <"${PIDFILE}"
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kill "$@" "${PID}"
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local RC=$?
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eend $RC
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return $RC
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}
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# actions
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start() {
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check_params || return 1
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mkdir -p /var/run/gunicorn
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local -a OPTS
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OPTS=( "--user=${USER}"
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"--group=${GROUP}"
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"--daemon"
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"--pid=${PIDFILE}"
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"--paste"
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"${WSGI_APP}" )
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ebegin "Starting ${SVCNAME} using ${CONFIG}"
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env PYTHONPATH="${PYTHONPATH}" "${BINARY}" "${OPTS[@]}"
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local RC=$?
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eend "${RC}"
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if [[ "${RC}" == 0 ]]; then
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ebegin "No early errors, checking liveliness"
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sleep 1
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if ! test_pidfile; then
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eend 1
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return 1
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fi
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eend 0
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fi
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return "${RC}"
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}
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status() {
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check_params && test_pidfile
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}
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stop() {
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kill_pidfile "Stopping (gracefully) ${SVCNAME}" \
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-s QUIT
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}
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force_stop() {
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kill_pidfile "Stopping (disregarding jobs) ${SVCNAME}" \
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-s INT
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}
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reload() {
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kill_pidfile "Telling ${SVCNAME} to reload itself" \
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-s HUP
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}
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extra_commands="${opts} status reload force_stop"
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