#!/bin/bash
##################################
# Zabbix monitoring script
#
# php-fpm:
# - anything available via php-fpm status
#
##################################
# Contact:
# [email protected]
##################################
# ChangeLog:
# 2014-04-01 VV initial creation
##################################

# Zabbix default parameter
ZABBIX_SENDER="/usr/local/zabbix/bin/zabbix_sender"
ZABBIX_SERVER="10.10.253.1"
if [ -x /usr/local/zabbix/bin/zabbix_sender ];then
ZABBIX_SENDER="/usr/local/zabbix/bin/zabbix_sender"
elif [ -x /usr/local/zabbix/bin/zabbix_sender ];then
ZABBIX_SENDER="/usr/local/zabbix/bin/zabbix_sender"
else
echo "do not find zabbix_sender."
exit 1
fi

# php-fpm defaults
URL="http://127.0.0.1:56789/weimobphp00status"
WGET="/usr/bin/wget"
PHP_FPM_STATS="/tmp/php_fpm_stats"

#tmp file
TMP_FILE="/tmp/pmstatus"
#error info
ERROR_DATA="either can not connect / bad host / bad port, or cat not get intranet ip"

usage(){
cat << EOF
Usage:
This program is extract data from php-fpm stats to zabbix.
Options:
--help|-h)
Print help info.
--zabbix-server|-z)
Hostname or HOSTNAME address of Zabbix server(default=172.16.35.92).
--url|-u)
php-fpm status default URL(default:http://127.0.0.1:80/pm_status).
Example:
./$0 -z 10.10.253.1 -u http://localhost:80/pm_status
EOF
}

while test -n "$1"; do
case "$1" in
-z|--zabbix-server)
ZABBIX_SERVER=$2
shift 2
;;
-u|--url)
URL=$2
shift 2
;;
-h|--help)
usage
exit
;;
*)
echo "Unknown argument: $1"
usage
exit
;;
esac
done

# Get localhost intranet ip
#HOSTNAME=$(/sbin/ifconfig | grep addr: | grep -E "10\.|172\.16" | awk -F\: '{print $2}' | cut -d' ' -f 1)
HOSTNAME=`hostname`

# save the nginx stats in a variable for future parsing
$WGET -q $URL -O - 2 > $PHP_FPM_STATS

# error during retrieve
if [ -z "$PHP_FPM_STATS" -o -z "$HOSTNAME" ]; then
echo $ERROR_DATA
exit 1
fi

# Extract data from php-fpm stats
accepted_conn=$(cat $PHP_FPM_STATS | /bin/grep "^accepted conn:" | awk -F\: '{print $2}')
listen_queue=$(cat $PHP_FPM_STATS | /bin/grep "^listen queue:" | awk -F\: '{print $2}')
max_listen_queue=$(cat $PHP_FPM_STATS | /bin/grep "^max listen queue:" | awk -F\: '{print $2}')
listen_queue_len=$(cat $PHP_FPM_STATS | /bin/grep "^listen queue len:" | awk -F\: '{print $2}')
idle_processes=$(cat $PHP_FPM_STATS | /bin/grep "^idle processes:" | awk -F\: '{print $2}')
active_processes=$(cat $PHP_FPM_STATS | /bin/grep "^active processes:" | awk -F\: '{print $2}')
total_processes=$(cat $PHP_FPM_STATS | /bin/grep "^total processes:" | awk -F\: '{print $2}')
max_active_processes=$(cat $PHP_FPM_STATS | /bin/grep "^max active processes:" | awk -F\: '{print $2}')
max_children_reached=$(cat $PHP_FPM_STATS | /bin/grep "^max children reached:" | awk -F\: '{print $2}')
slow_requests=$(cat $PHP_FPM_STATS | /bin/grep "^slow requests:" | awk -F\: '{print $2}')

/bin/cat > $TMP_FILE << EOF
$HOSTNAME accepted_conn $accepted_conn
$HOSTNAME listen_queue $listen_queue
$HOSTNAME max_listen_queue $max_listen_queue
$HOSTNAME listen_queue_len $listen_queue_len
$HOSTNAME idle_processes $idle_processes
$HOSTNAME active_processes $active_processes
$HOSTNAME total_processes $total_processes
$HOSTNAME max_active_processes $max_active_processes
$HOSTNAME max_children_reached $max_children_reached
$HOSTNAME slow_requests $slow_requests
EOF

$ZABBIX_SENDER -z $ZABBIX_SERVER -i $TMP_FILE

exit 0

###*/2 * * * * root /usr/local/zabbix/scripts/php-fpm_status_analyze.sh -z 10.10.253.1 -u http://127.0.0.1:56789/weimobphp00status > /dev/null 2>&1