control

#!/bin/bash

source $OPENSHIFT_CARTRIDGE_SDK_BASH

function is_running() {
  if [ ! -z "$(ps -ef | grep 'mongod --nounixsocket' | grep -v grep)" ]; then
    return 0
  else
    return 1
  fi
}

function start() {
  if is_running; then
    client_result 'MongoDB is already running.'
  else
    client_message 'Starting MongoDB...'
    nohup ${OPENSHIFT_DATA_DIR}.mongodb/bin/mongod     \
      --nounixsocket                                   \
      --storageEngine wiredTiger                       \
      --wiredTigerEngineConfigString="cache_size=256M" \
      --dbpath ${OPENSHIFT_DATA_DIR}.mongodb/data      \
      --bind_ip $OPENSHIFT_MONGODB_IP                  \
      --quiet                                          \
      --logRotate reopen                               \
      --logappend                                      \
      |& /usr/bin/logshifter -tag mongodb &
    i=0
    while ! is_running && [ $i -lt 60 ]; do
      sleep 1
      i=$(($i + 1))
    done
    if is_running; then
      client_result 'MongoDB started.'
    else
      client_result 'Warning! Could not start MongoDB!'
      exit 1
    fi
  fi
}

function stop() {
  if ! is_running; then
      client_result 'MongoDB is already stopped.'
  else
    client_message 'Stopping MongoDB...'
    kill "$(ps -ef | grep 'mongod --nounixsocket' | grep -v grep | awk '{ print $2 }')" > /dev/null 2>&1
    i=0
    while is_running && [ $i -lt 60 ]; do
      sleep 1
      i=$(($i + 1))
    done
    if is_running; then
      client_result 'Warning! Could not stop MongoDB!'
      exit 1
    else
      client_result 'MongoDB stopped.'
    fi
  fi
}

function restart() {
  stop
  start
}

function status() {
  if is_running; then
    client_result 'MongoDB appears to be running.'
  else
    client_result 'MongoDB appears to be stopped.'
  fi
}

function tidy() {
  shopt -s dotglob
  client_message "Emptying logs in ${OPENSHIFT_LOG_DIR}..."
  rm -rf ${OPENSHIFT_LOG_DIR}/*.log*
  client_message 'Done.'
}

case ${1} in
  start)   start   ;;
  stop)    stop    ;;
  restart) restart ;;
  status)  status  ;;
  tidy)    tidy    ;;
  *)       exit 0
esac