| #!/bin/bash |
| # |
| # thermos-observer Starts the Thermos task observer. |
| # |
| # chkconfig: 345 55 25 |
| # description: This script starts the Thermos task observer, which provides a WebUI for \ |
| # viewing the state of tasks launched by the Thermos executor. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| ### BEGIN INIT INFO |
| # Provides: thermos-observer |
| # Required-Start: |
| # Required-Stop: |
| # Should-Start: |
| # Should-Stop: |
| # Default-Start: 3 4 5 |
| # Default-Stop: 0 1 2 6 |
| # Short-Description: Starts the Thermos task observer. |
| # Description: Starts the Thermos task observer. |
| ### END INIT INFO |
| |
| # Source LSB function library. |
| . /lib/lsb/init-functions |
| |
| exec="/usr/bin/thermos-observer-startup" |
| prog="thermos-observer" |
| logdir="/var/log/thermos" |
| lockfile="/var/run/thermos-observer.lock" |
| pid_file="/var/run/thermos-observer.pid" |
| |
| stderr_log="${logdir}/observer.log" |
| |
| # Get a sane screen width |
| [ -z "${COLUMNS:-}" ] && COLUMNS=80 |
| [ -z "${CONSOLETYPE:-}" ] && CONSOLETYPE="$(/sbin/consoletype)" |
| |
| # Read in init configuration. |
| if [ -z "${BOOTUP:-}" ]; then |
| if [ -f /etc/sysconfig/init ]; then |
| . /etc/sysconfig/init |
| else |
| BOOTUP=color |
| RES_COL=60 |
| MOVE_TO_COL="echo -en \\033[${RES_COL}G" |
| SETCOLOR_SUCCESS="echo -en \\033[1;32m" |
| SETCOLOR_FAILURE="echo -en \\033[1;31m" |
| SETCOLOR_WARNING="echo -en \\033[1;33m" |
| SETCOLOR_NORMAL="echo -en \\033[0;39m" |
| LOGLEVEL=1 |
| fi |
| if [ "$CONSOLETYPE" = "serial" ]; then |
| BOOTUP=serial |
| MOVE_TO_COL= |
| SETCOLOR_SUCCESS= |
| SETCOLOR_FAILURE= |
| SETCOLOR_WARNING= |
| SETCOLOR_NORMAL= |
| fi |
| fi |
| |
| function usage { |
| err "Starts the Thermos task observer." |
| err "Usage: ${0} (restart|start|stop|status)" |
| } |
| |
| function out { |
| printf '%s\n' "$*"; |
| } |
| |
| function msg { |
| out "$*" >&2; |
| } |
| |
| function err { |
| local x=${?}; |
| msg "$*"; |
| return $(( ${x} == 0 ? 1 : ${x} )); |
| } |
| |
| function echo_success { |
| [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| echo -n "[" |
| [ "$BOOTUP" = "color" ] && $SETCOLOR_SUCCESS |
| echo -n $" OK " |
| [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| echo -n "]" |
| echo -ne "\r" |
| return 0 |
| } |
| |
| function echo_failure { |
| [ "$BOOTUP" = "color" ] && $MOVE_TO_COL |
| echo -n "[" |
| [ "$BOOTUP" = "color" ] && $SETCOLOR_FAILURE |
| echo -n $"FAILED" |
| [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL |
| echo -n "]" |
| echo -ne "\r" |
| return 1 |
| } |
| |
| # Parse arguments. |
| ACTION=${1} |
| |
| # Ensures that action is. |
| if [ -z ${ACTION} ]; then |
| err "ERROR: No action specified." |
| usage |
| exit -1 |
| fi |
| |
| start() { |
| [ -x ${exec} ] || exit 5 |
| [ -f ${config} ] || exit 6 |
| echo -n $"Starting $prog: " |
| start_daemon daemonize -e ${stderr_log} -p ${pid_file} ${exec} |
| retval=$? |
| [ $retval -eq 0 ] && (echo_success; touch $lockfile) || echo_failure |
| echo |
| return $retval |
| } |
| |
| stop() { |
| echo -n $"Stopping $prog: " |
| killproc -p ${pid_file} ${exec} |
| retval=$? |
| [ $retval -eq 0 ] && (echo_success; rm -f $lockfile) || echo_failure |
| echo |
| return $retval |
| } |
| |
| restart() { |
| stop |
| start |
| } |
| |
| reload() { |
| restart |
| } |
| |
| force_reload() { |
| restart |
| } |
| |
| rh_status() { |
| pid=$(pidofproc -p ${pid_file} ${prog}) |
| if [ $? -eq 0 ]; then |
| echo "${prog} (pid ${pid}) is running..." |
| return 0 |
| else |
| if [ -e $lockfile ]; then |
| echo "${prog} dead but lockfile exists" |
| return 2 |
| else |
| echo "${prog} is stopped" |
| return 1 |
| fi |
| fi |
| } |
| |
| rh_status_q() { |
| rh_status >/dev/null 2>&1 |
| } |
| |
| # Executes the requested daemon action. |
| case "${ACTION}" in |
| start) |
| rh_status_q && rh_status && exit 0 |
| start |
| ;; |
| stop) |
| stop |
| ;; |
| status) |
| rh_status |
| ;; |
| restart) |
| restart |
| ;; |
| *) |
| err "ERROR: Invalid action specified." |
| usage |
| exit -3 |
| esac |
| |
| exit $? |