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contrib/openrc/sh/supervise-daemon.sh
- This file was added.
| Property | Old Value | New Value |
|---|---|---|
| svn:eol-style | null | native \ No newline at end of property |
| svn:executable | null | * \ No newline at end of property |
| svn:keywords | null | FreeBSD=%H \ No newline at end of property |
| svn:mime-type | null | text/plain \ No newline at end of property |
| # start / stop / status functions for supervise-daemon | |||||
| # Copyright (c) 2016 The OpenRC Authors. | |||||
| # See the Authors file at the top-level directory of this distribution and | |||||
| # https://github.com/OpenRC/openrc/blob/master/AUTHORS | |||||
| # | |||||
| # This file is part of OpenRC. It is subject to the license terms in | |||||
| # the LICENSE file found in the top-level directory of this | |||||
| # distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE | |||||
| # This file may not be copied, modified, propagated, or distributed | |||||
| # except according to the terms contained in the LICENSE file. | |||||
| supervise_start() | |||||
| { | |||||
| if [ -z "$command" ]; then | |||||
| ewarn "The command variable is undefined." | |||||
| ewarn "There is nothing for ${name:-$RC_SVCNAME} to start." | |||||
| return 1 | |||||
| fi | |||||
| ebegin "Starting ${name:-$RC_SVCNAME}" | |||||
| # The eval call is necessary for cases like: | |||||
| # command_args="this \"is a\" test" | |||||
| # to work properly. | |||||
| eval supervise-daemon "${RC_SVCNAME}" --start \ | |||||
| ${retry:+--retry} $retry \ | |||||
| ${directory:+--chdir} $directory \ | |||||
| ${chroot:+--chroot} $chroot \ | |||||
| ${output_log+--stdout} ${output_log} \ | |||||
| ${error_log+--stderr} $error_log \ | |||||
| ${pidfile:+--pidfile} $pidfile \ | |||||
| ${respawn_delay:+--respawn-delay} $respawn_delay \ | |||||
| ${respawn_max:+--respawn-max} $respawn_max \ | |||||
| ${respawn_period:+--respawn-period} $respawn_period \ | |||||
| ${command_user+--user} $command_user \ | |||||
| ${umask+--umask} $umask \ | |||||
| $supervise_daemon_args \ | |||||
| $command \ | |||||
| -- $command_args $command_args_foreground | |||||
| rc=$? | |||||
| if [ $rc = 0 ]; then | |||||
| [ -n "${chroot}" ] && service_set_value "chroot" "${chroot}" | |||||
| [ -n "${pidfile}" ] && service_set_value "pidfile" "${pidfile}" | |||||
| fi | |||||
| eend $rc "failed to start ${name:-$RC_SVCNAME}" | |||||
| } | |||||
| supervise_stop() | |||||
| { | |||||
| local startchroot="$(service_get_value "chroot")" | |||||
| local startpidfile="$(service_get_value "pidfile")" | |||||
| chroot="${startchroot:-$chroot}" | |||||
| pidfile="${startpidfile:-$pidfile}" | |||||
| [ -n "$pidfile" ] || return 0 | |||||
| ebegin "Stopping ${name:-$RC_SVCNAME}" | |||||
| supervise-daemon "${RC_SVCNAME}" --stop \ | |||||
| ${pidfile:+--pidfile} $chroot$pidfile \ | |||||
| ${stopsig:+--signal} $stopsig | |||||
| eend $? "Failed to stop ${name:-$RC_SVCNAME}" | |||||
| } | |||||
| _check_supervised() | |||||
| { | |||||
| local child_pid start_time | |||||
| child_pid="$(service_get_value "child_pid")" | |||||
| start_time="$(service_get_value "start_time")" | |||||
| if [ -n "${child_pid}" ] && [ -n "${start_time}" ]; then | |||||
| return 1 | |||||
| fi | |||||
| return 0 | |||||
| } | |||||
| supervise_status() | |||||
| { | |||||
| if service_stopping; then | |||||
| ewarn "status: stopping" | |||||
| return 4 | |||||
| elif service_starting; then | |||||
| ewarn "status: starting" | |||||
| return 8 | |||||
| elif service_inactive; then | |||||
| ewarn "status: inactive" | |||||
| return 16 | |||||
| elif service_started; then | |||||
| if service_crashed; then | |||||
| if ! _check_supervised; then | |||||
| eerror "status: unsupervised" | |||||
| return 64 | |||||
| fi | |||||
| eerror "status: crashed" | |||||
| return 32 | |||||
| fi | |||||
| einfo "status: started" | |||||
| return 0 | |||||
| else | |||||
| einfo "status: stopped" | |||||
| return 3 | |||||
| fi | |||||
| } | |||||