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| 1 | +#!/bin/bash - |
| 2 | +### BEGIN INIT INFO |
| 3 | +# Provides: beaver |
| 4 | +# Required-Start: $local_fs $remote_fs $network |
| 5 | +# Required-Stop: $local_fs $remote_fs $network |
| 6 | +# Default-Start: 2 3 4 5 |
| 7 | +# Default-Stop: 0 1 6 |
| 8 | +# Short-Description: Start up the Beaver at boot time |
| 9 | +# Description: Enable Log Sender provided by beaver. |
| 10 | +### END INIT INFO |
| 11 | + |
| 12 | + |
| 13 | +BEAVER_NAME='beaver' |
| 14 | +BEAVER_CMD='beaver -t stdout -c /etc/beaver/beaver.conf' |
| 15 | +BEAVER_PID='/var/run/logstash_beaver.pid' |
| 16 | +BEAVER_USER='beaver' |
| 17 | +BEAVER_LOG='/var/log/logstash_beaver.log' |
| 18 | + |
| 19 | + |
| 20 | +PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin' |
| 21 | +export PATH |
| 22 | +IFS=$' \t\n' |
| 23 | +export IFS |
| 24 | + |
| 25 | +BEAVER_BIN="$(which "${BEAVER_NAME}")" |
| 26 | + |
| 27 | +[ -r /etc/init.d/functions ] && . /etc/init.d/functions |
| 28 | +[ -r /lib/lsb/init-functions ] && . /lib/lsb/init-functions |
| 29 | +[ -r "/etc/default/${BEAVER_NAME}" ] && . "/etc/default/${BEAVER_NAME}" |
| 30 | + |
| 31 | +do_start() { |
| 32 | + test -f "${BEAVER_BIN}" || exit 0 |
| 33 | + if is_up |
| 34 | + then |
| 35 | + echo $'Log Sender server daemon already started.' |
| 36 | + return 0 |
| 37 | + fi |
| 38 | + echo -n $"Log Sender server daemon: ${BEAVER_NAME}" |
| 39 | + su - "${BEAVER_USER}" -s '/bin/bash' -c "${BEAVER_CMD} >> ${BEAVER_LOG} 2>&1 & echo \$! > ${BEAVER_PID}" |
| 40 | + echo '.' |
| 41 | +} |
| 42 | + |
| 43 | +do_stop() { |
| 44 | + test -f "${BEAVER_BIN}" || exit 0 |
| 45 | + if ! is_up |
| 46 | + then |
| 47 | + echo $'Log Sender server daemon already stopped.' |
| 48 | + return 0 |
| 49 | + fi |
| 50 | + echo -n $"Stopping Log Sender server daemon: ${BEAVER_NAME}" |
| 51 | + do_kill |
| 52 | + while is_up |
| 53 | + do |
| 54 | + echo -n '.' |
| 55 | + sleep 1 |
| 56 | + done |
| 57 | + echo '.' |
| 58 | +} |
| 59 | + |
| 60 | +beaver_pid() { |
| 61 | + tail -1 "${BEAVER_PID}" 2> /dev/null |
| 62 | +} |
| 63 | + |
| 64 | +is_up() { |
| 65 | + PID="$(beaver_pid)" |
| 66 | + [ x"${PID}" != x ] && ps -p "${PID}" -o comm h 2> /dev/null | grep -qFw "${BEAVER_NAME}" |
| 67 | +} |
| 68 | + |
| 69 | +do_kill() { |
| 70 | + PID="$(beaver_pid)" |
| 71 | + [ x"${PID}" != x ] && su - "${BEAVER_USER}" -c "kill -TERM ${PID}" |
| 72 | +} |
| 73 | + |
| 74 | +do_restart() { |
| 75 | + test -f "${BEAVER_BIN}" || exit 0 |
| 76 | + do_stop |
| 77 | + sleep 1 |
| 78 | + do_start |
| 79 | +} |
| 80 | + |
| 81 | +do_status() { |
| 82 | + test -f "${BEAVER_BIN}" || exit 0 |
| 83 | + if is_up |
| 84 | + then |
| 85 | + echo "${BEAVER_NAME} is running." |
| 86 | + exit 0 |
| 87 | + else |
| 88 | + echo "${BEAVER_NAME} is not running." |
| 89 | + exit 1 |
| 90 | + fi |
| 91 | +} |
| 92 | + |
| 93 | +do_usage() { |
| 94 | + echo $"Usage: $0 {start | stop | restart | force-reload | status}" |
| 95 | + exit 1 |
| 96 | +} |
| 97 | + |
| 98 | +case "$1" in |
| 99 | +start) |
| 100 | + do_start |
| 101 | + exit "$?" |
| 102 | + ;; |
| 103 | +stop) |
| 104 | + do_stop |
| 105 | + exit "$?" |
| 106 | + ;; |
| 107 | +restart|force-reload) |
| 108 | + do_restart |
| 109 | + exit "$?" |
| 110 | + ;; |
| 111 | +status) |
| 112 | + do_status |
| 113 | + ;; |
| 114 | +*) |
| 115 | + do_usage |
| 116 | + ;; |
| 117 | +esac |
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