1.memcached_inc.sh
设置路径,端口等讯息。
#!/bin/sh #config include HOST=$( hostname ) SITE= "mysite" PORT=11211 MEMCACHED_PID_FILE= "/tmp/memcached.pid" MEMCACHED_DAEMON_PID_FILE= "/tmp/memcached_daemon.pid" MEMCACHED= "memcached -d -m 64 -p $PORT -u memcache -l 127.0.0.1 -P $MEMCACHED_PID_FILE" MEMCACHED_DAEMON_FILE= "memcached_daemon.sh" ERROR_LOG_FILE= "${ROOT}/memcached_${SITE}_${HOST}_${PORT}.log"
2.gm_memcached.sh
控制memcached 启动,停止,重启。
#!/bin/sh
#memcached start and stop
#$1 action
ROOT=$(
cd
"$(dirname "
$0
")"
;
pwd
)
. ${ROOT}
/memcached_inc
.sh
start() {
if
[ -f
"$MEMCACHED_PID_FILE"
] && [ -s
"$MEMCACHED_PID_FILE"
];
then
printf
"memcached already runningn"
else
printf
"starting memcachedn"
$MEMCACHED
sleep
2
PID=$(
cat
$MEMCACHED_PID_FILE)
printf
"memcached is started PID:$PIDn"
printf
"starting memcached daemonn"
${ROOT}/${MEMCACHED_DAEMON_FILE} &
DAEMON_PID=$!
echo
${DAEMON_PID} > ${MEMCACHED_DAEMON_PID_FILE}
printf
"memcached daemon is started PID:${DAEMON_PID}n"
fi
}
stop() {
if
[ -f
"$MEMCACHED_DAEMON_PID_FILE"
] && [ -s
"$MEMCACHED_DAEMON_PID_FILE"
];
then
DAEMON_PID=$(
cat
$MEMCACHED_DAEMON_PID_FILE)
rm
-f ${MEMCACHED_DAEMON_PID_FILE}
if
[ ! -z ${DAEMON_PID} ];
then
kill
-9 ${DAEMON_PID}
fi
printf
"memcached daemon is stoppedn"
else
printf
"no memcached daemon runningn"
fi
sleep
1
if
[ -f
"$MEMCACHED_PID_FILE"
] && [ -s
"$MEMCACHED_PID_FILE"
];
then
PID=$(
cat
$MEMCACHED_PID_FILE)
rm
-f ${MEMCACHED_PID_FILE}
if
[ ! -z ${PID} ];
then
kill
-9 ${PID}
fi
printf
"memcached is stoppedn"
else
printf
"no memcached runningn"
fi
}
case
"$1"
in
start)
start
;;
stop)
stop
;;
restart)
stop
sleep
3
start
;;
*)
printf
"Usage:$0 {start|stop|restart}n"
exit
1
esac
exit
0
#!/bin/sh
#memcached start and stop
#$1 action
ROOT=$(
cd
"$(dirname "
$0
")"
;
pwd
)
. ${ROOT}
/memcached_inc
.sh
start() {
if
[ -f
"$MEMCACHED_PID_FILE"
] && [ -s
"$MEMCACHED_PID_FILE"
];
then
printf
"memcached already runningn"
else
printf
"starting memcachedn"
$MEMCACHED
sleep
2
PID=$(
cat
$MEMCACHED_PID_FILE)
printf
"memcached is started PID:$PIDn"
printf
"starting memcached daemonn"
${ROOT}/${MEMCACHED_DAEMON_FILE} &
DAEMON_PID=$!
echo
${DAEMON_PID} > ${MEMCACHED_DAEMON_PID_FILE}
printf
"memcached daemon is started PID:${DAEMON_PID}n"
fi
}
stop() {
if
[ -f
"$MEMCACHED_DAEMON_PID_FILE"
] && [ -s
"$MEMCACHED_DAEMON_PID_FILE"
];
then
DAEMON_PID=$(
cat
$MEMCACHED_DAEMON_PID_FILE)
rm
-f ${MEMCACHED_DAEMON_PID_FILE}
if
[ ! -z ${DAEMON_PID} ];
then
kill
-9 ${DAEMON_PID}
fi
printf
"memcached daemon is stoppedn"
else
printf
"no memcached daemon runningn"
fi
sleep
1
if
[ -f
"$MEMCACHED_PID_FILE"
] && [ -s
"$MEMCACHED_PID_FILE"
];
then
PID=$(
cat
$MEMCACHED_PID_FILE)
rm
-f ${MEMCACHED_PID_FILE}
if
[ ! -z ${PID} ];
then
kill
-9 ${PID}
fi
printf
"memcached is stoppedn"
else
printf
"no memcached runningn"
fi
}
case
"$1"
in
start)
start
;;
stop)
stop
;;
restart)
stop
sleep
3
start
;;
*)
printf
"Usage:$0 {start|stop|restart}n"
exit
1
esac
exit
0
3.memcached_daemon.sh
监控memcached 进程,如进程失效则自动启动。
#!/bin/sh
#memcached daemon
ROOT=$(
cd
"$(dirname "
$0
")"
;
pwd
)
. ${ROOT}
/memcached_inc
.sh
while
:
do
if
[ -f
"$MEMCACHED_PID_FILE"
] && [ -s
"$MEMCACHED_PID_FILE"
];
then
PID=$(
cat
$MEMCACHED_PID_FILE)
else
PID=
""
fi
if
[ -z
"$PID"
] || [ -z $(
ps
aux|
awk
'{print $2}'
|
grep
"^$PID$"
) ];
then
$MEMCACHED
sleep
1
printf
"[$(date +%Y-%m-%d' '%H:%M:%S)] ${SITE} ${HOST} memcached ${PORT} is restartedn"
>> $ERROR_LOG_FILE
echo
"Subject: ${SITE} ${HOST} memcached ${PORT} is restarted $(date +%Y-%m-%d' '%H:%M:%S)"
| sendmail me@gmail.com
fi
sleep
5
done
exit
0
使用方法:
. /gm_memcached .sh start #启动memcached . /gm_memcached .sh stop #停止memcached . /gm_memcached .sh restart #重启memcached
shell 记录apache status并自动更新到数据库
1. 获取apache status
monitor_log.sh
#!/bin/bash
#连接数
site_connects=$(
netstat
-ant |
grep
$ip:80 |
wc
-l)
#当前连接数
site_cur_connects=$(
netstat
-ant |
grep
$ip:80 |
grep
EST |
wc
-l)
#apache
apache_speed=$(
netstat
-n |
awk
'/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'
)
printf
"[#start#]n$(date '+%Y-%m-%d %H:%M:%S')n"
printf
"connects:${site_connects}n"
printf
"cur connects:${site_cur_connects}n"
printf
"apache_speed:n${apache_speed}n[#end#]nn"
exit
0
在终端设置crontab执行
* * * * * /home/fdipzone/monitor_log .sh >> /home/fdipzone/monitor .log
2. 将apache status log 写入数据库
save_monitor_log.php
<?php $logfile = dirname( __FILE__ ). '/monitor.log' ; $dbconfig = array ( 'host' => '192.168.1.100' , 'username' => 'username' , 'password' => 'password' , 'dbname' => 'mydb' , 'tabname' => 'monitor_log' ); $obj = new SaveMonitorLog( $dbconfig , 'myweb' ); $obj ->load( $logfile ); // 讀取monitor log,記錄入db,查看db class SaveMonitorLog{ // class start private $_apache_state = array ( 'TIME_WAIT' , 'CLOSE_WAIT' , 'SYN_SENT' , 'SYN_RECV' , 'FIN_WAIT1' , 'FIN_WAIT2' , 'ESTABLISHED' , 'LAST_ACK' , 'CLOSING' ); private $_dbconfig = array (); private $_site = null; /** init */ public function __construct( $dbconfig = array (), $site = 'web' ){ if (!isset( $dbconfig [ 'host' ]) || !isset( $dbconfig [ 'username' ]) || !isset( $dbconfig [ 'password' ]) || !isset( $dbconfig [ 'dbname' ]) || !isset( $dbconfig [ 'tabname' ])){ $this ->debug( 'dbconfig error' ); } $this ->_dbconfig = $dbconfig ; $this ->_site = $site ; $this ->connectdb(); } /** load data * @param String $logfile log文件 * @return boolean */ public function load( $logfile ){ // 讀取log數據 if ( file_exists ( $logfile )){ $logdata = file_get_contents ( $logfile ); // 清空monitor.log file_put_contents ( $logfile , '' , true); } else { return false; } // 正則分析數據 [#start#]*[#end#] preg_match_all('/ #start# (.*?) # end # .*?/si', $logdata , $data ); if (isset( $data [1]) && count ( $data [1])>0){ $alldata = $data [1]; foreach ( $alldata as $val ){ $indb = $this ->parser( $val ); $newid = $this ->addtodb( $indb ); } } } /** parser data * @param Array $data * @return Array */ private function parser( $data ){ $indb = array (); $tmp = explode ( chr (10), $data ); // 按換行分隔 $indb [ 'site' ] = $this ->_site; $indb [ 'addtime' ] = $tmp [1]; $indb [ 'connects' ] = array_pop ( explode ( ':' , $tmp [2])); $indb [ 'cur_connects' ] = array_pop ( explode ( ':' , $tmp [3])); for ( $i =5, $max = count ( $tmp )-2; $i < $max ; $i ++){ list( $key , $num ) = explode ( ' ' , $tmp [ $i ]); if (in_array( $key , $this ->_apache_state)){ $indb [ $key ] = $num ; } } return $indb ; } /** connect db */ private function connectdb(){ $conn =@mysql_connect( $this ->_dbconfig[ 'host' ], $this ->_dbconfig[ 'username' ], $this ->_dbconfig[ 'password' ]) or die (mysql_error()); mysql_select_db( $this ->_dbconfig[ 'dbname' ], $conn ) or die (mysql_error()); } /** add to db */ private function addtodb( $indb ){ $insertkey = '' ; $insertval = '' ; if ( $indb ){ foreach ( $indb as $key => $val ){ $insertkey .= $insertkey ? " ," . $key : $key ; $insertval .= $insertval ? " ,'" .mysql_escape_string(trim( $val )). "'" : "'" .mysql_escape_string(trim( $val )). "'" ; } $sqlstr = "insert into " . $this ->_dbconfig[ 'tabname' ]. "($insertkey) values($insertval)" ; $query = @mysql_query( $sqlstr ) or die (mysql_error()); $id = mysql_insert_id(); return $id ? $id : false; } } /** debug */ private function debug( $msg ){ exit ( $msg . "rn" ); } } // class end ?>
在终端crontab执行
0 0 * * * php /home/fdipzone/save_monitor_log .php
table monitor_log struct
CREATE TABLE IF NOT EXISTS `monitor_log` ( `id` int (10) unsigned NOT NULL AUTO_INCREMENT, `site` varchar (20) NOT NULL , `connects` int (10) unsigned NOT NULL DEFAULT '0' , `cur_connects` int (10) unsigned NOT NULL DEFAULT '0' , `TIME_WAIT` int (10) unsigned NOT NULL DEFAULT '0' , `CLOSE_WAIT` int (10) unsigned NOT NULL DEFAULT '0' , `SYN_SENT` int (10) unsigned NOT NULL DEFAULT '0' , `SYN_RECV` int (10) unsigned NOT NULL DEFAULT '0' , `FIN_WAIT1` int (10) unsigned NOT NULL DEFAULT '0' , `FIN_WAIT2` int (10) unsigned NOT NULL DEFAULT '0' , `ESTABLISHED` int (10) unsigned NOT NULL DEFAULT '0' , `LAST_ACK` int (10) unsigned NOT NULL DEFAULT '0' , `CLOSING` int (10) unsigned NOT NULL DEFAULT '0' , `addtime` datetime NOT NULL , PRIMARY KEY (`id`), KEY `connects` (`connects`), KEY `cur_connects` (`cur_connects`), KEY `TIME_WAIT` (`TIME_WAIT`), KEY `CLOSE_WAIT` (`CLOSE_WAIT`), KEY `SYN_SENT` (`SYN_SENT`), KEY `SYN_RECV` (`SYN_RECV`), KEY `FIN_WAIT1` (`FIN_WAIT1`), KEY `FIN_WAIT2` (`FIN_WAIT2`), KEY `ESTABLISHED` (`ESTABLISHED`), KEY `LAST_ACK` (`LAST_ACK`), KEY `CLOSING` (`CLOSING`), KEY `addtime` (`addtime`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 ;
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