shell-脚本集合1 web server status #!/bin/bash #test web server http status #20111011 by dongnan for i in $(cat test);do #echo $i if curl -IL -m 2 $i 2>&1 | grep '200 OK' > /dev/null ;then echo "$i status is 200" elif curl -IL -m 2 $i 2>&1 | grep '403 Forbidden' > /dev/null ;then echo "$i status is 403" else echo "$i is bad" fi done #./domain.sh www.aa.com status is 200 www.gunduzi.sb is bad www.sx.sb is bad 2 test url 502 #!/bin/bash #20111015 by dongnan #test the url 502 for((i=1;i&1 | grep '502' > /dev/null ;then echo "echo $i 502" fi sleep 1; done 3 test cdn ip loop #!/bin/bash #20111101 by dongnan #test the cdn ip loop for((i=1;i> bbs_vhost.txt while read line;do dig $line | grep -E 'IN.*A|IN.*CNAME'|grep -v '^;';done < bbs_vhost.txt bbs.a.com. 956 IN A *.*.*.* msn.bbs.a.com. 807 IN CNAME bbs.a.com. bbs.a.com. 956 IN A *.*.*.* bbsimg.a.com. 1460 IN A *.*.*.* pq.a.com. 861 IN A *.*.*.* wenda.a.com. 1794 IN A *.*.*.* cat auto_ssh_key.sh #!/bin/bash #auto ssh key #20111125 by dongnan #variables hosts='2 3 4 5 6 7 8 9' ip=10.100.100. user=dn password=mima #function 参考 auto_ssh_copy_id () { expect -c "set timeout -1; spawn ssh-copy-id -i /home/dn/.ssh/id_rsa.pub $1; expect { *(yes/no)* {send -- yes\r;exp_continue;} *assword:* {send -- $2\r;exp_continue;} eof {exit 0;} }"; } for i in $hosts;do echo "${ip}$i" # cat ~/.ssh/id_rsa.pub | ssh dn@${ip}$i "mkdir -p ~/.ssh && chmod 700 ~/.ssh && cat - >~/.ssh/authorized_keys && chmod 644 ~/.ssh/authorized_keys" auto_ssh_copy_id $user@${ip}$i $password done $ grep -E 'space.$|bbs.$' /etc/hosts | awk '{print $1}' > hosts $ while read line;do echo $line;scp ~/.bash_profile dn@${line}:/home/dn/;done < hosts 10.100.100.2 .bash_profile 100% 622 0.6KB/s 00:00 10.100.100.3 .bash_profile 100% 622 0.6KB/s 00:00 10.100.100.4 .bash_profile 100% 622 0.6KB/s 00:00 ...... cat install.log | while read line;do echo $line ; wc -c;done while read line;do echo $line | wc -c;done < install.log #将以下行添加到.bash_profile ip=$(/sbin/ifconfig eth1 | grep Bcast | sed -e 's/^.* addr:\(.*\) Bcast.*$/\1/') if [ $ip ];then PS1="\[\e[32;1m\]$ip\[\e[0m\][\W]\$ " export PS1 fi echo "[LOAD]";cat /proc/loadavg;echo "[DISK]";df -Th #!/bin/bash #chek login user # #variables user=`id -u` # if [ $user -ne 0 ];then echo "must root !!" exit 1 fi for i in `ls /var/log/secure*`;do echo "$i" #cat /var/log/secure | grep -i ' Accepted password' | awk '{print $9, $11}' | sort | uniq -c cat "$i" | grep -i ' Accepted password' | awk '{print $9, $11}' | sort | uniq -c done ./login.sh /var/log/secure 6 dn 100.100.100.99 /var/log/secure.1 15 dn 100.100.100.99 #!/bin/bash #du -sh #variables ip=100.100.100. #hosts='24' hosts='22 23 24 25 26 27 28 29' for host in $hosts;do echo ${ip}$host ssh ${ip}$host "find /var/www/bbs/ -type d -name 'day*' | xargs du -h | awk '{print \$1}'" ssh ${ip}$host "du -sh /var/www/bbs/" done ssh ${ip}$host "df -h | grep -E '^/dev.*(/|/usr|/var)$' | awk '{print \$5,\$6}'" cat bbs_df.sh #!/bin/bash #vdisk usage #20111129 by dongnan #variables ip=10.100.100. #hosts='102' hosts='102 103 104 105 106 107 108 109' for host in $hosts;do echo -en "${ip}$host " ssh ${ip}$host "df -h | grep -E '^/dev.*(/|/usr|/var)$' | awk '{print \$6,\$5}'" done # cat /usr/local/sbin/haproxy.sh #!/bin/bash #haproxy command #ver:0.1bate #20111129 by dongnan #/usr/local/haproxy/sbin/haproxy #HA-Proxy version 1.4.18 2011/09/16 #Copyright 2000-2011 Willy Tarreau # #Usage : haproxy [-f ]* [ -vdVD ] [ -n ] [ -N ] # [ -p ] [ -m ] # -v displays version ; -vv shows known build options. # -d enters debug mode ; -db only disables background mode. # -V enters verbose mode (disables quiet mode) # -D goes daemon # -q quiet mode : don't display messages # -c check mode : only check config files and exit # -n sets the maximum total # of connections (2000) # -m limits the usable amount of memory (in MB) # -N sets the default, per-proxy maximum # of connections (2000) # -p writes pids of all children to this file # -de disables epoll() usage even when available # -ds disables speculative epoll() usage even when available # -dp disables poll() usage even when available # -sf/-st [pid ]* finishes/terminates old pids. Must be last arguments. #variables haproxy_dir=/usr/local/haproxy/ haproxy_conf=${haproxy_dir}haproxy.cfg haproxy_pid=${haproxy_dir}logs/haproxy.pid haproxy_cmd=${haproxy_dir}sbin/haproxy #test variables #file $haproxy_dir; file $haproxy_conf; file $haproxy_cmd; file $haproxy_pid if [ "$#" -eq "0" ];then echo "usage: $0 {start|stop|restart}" exit 1 fi if [ "$1" = "start" ];then #echo $1 $haproxy_cmd -f $haproxy_conf elif [ "$1" = "stop" ];then #echo $1 kill `cat $haproxy_pid` elif [ "$1" = "restart" ];then #echo $1 $haproxy_cmd -f $haproxy_conf -st `cat $haproxy_pid` else echo "usage: $0 arguments only start and stop or restart !" fi $ cat load.sh #! /bin/sh # filename killcpu.sh for i in `seq $1` do echo -ne " i=0; while true do ii=i+1; done" | /bin/sh & pid_array[$i]=$! ; done for i in "${pid_array[@]}"; do echo 'kill ' $i ';'; done 使用方法很简单，参数3表示消耗3颗CPU的资源，运行后，会有一堆 kill 命令，方便 kill 进程： [root@test02 ~]# ./killcpu.sh 3 kill 30104 ; kill 30106 ; kill 30108 ; cat haproxy_install.sh #!/bin/bash #install haproxy #20111207 by dongnan #variables dir=/usr/local ha_dir=${dir}/haproxy ha_cfg=${ha_dir}/haproxy.cfg kernel=`uname -r | grep '2.6'` pcre=$(rpm -qa | grep 'pcre' | wc -l) echo "$dir, $ha_dir, $ha_cfg, $kernel, $pcre" #check if [ ! "$kernel" -o "$pcre" -lt "2" ];then echo -e "the script need linux 2.6 kernel and pcre pcre-devel \nyou can usage 'yum install pcre pcre-devel' or 'rpm -ivh pcre-devel-6.6-2.el5_1.7.x86_64.rpm'" exit 1 fi #function install_ha_cfg (){ #configure haproxy.cfg #default configure file for test,but need your change the frontend server and backend server ip address, #good luck! echo ' global log 127.0.0.1 local0 maxconn 4096 #最大连接数 chroot /usr/local/haproxy #安装目录 uid 99 #用户haproxy gid 99 #组haproxy daemon #守护进程运行 nbproc 1 #进程数量 pidfile /usr/local/haproxy/logs/haproxy.pid #haproxy pid defaults log global mode http #7层 http;4层tcp option httplog #http 日志格式 option httpclose #主动关闭http通道 option redispatch #serverId对应的服务器挂掉后,强制定向到其他健康的服务器 option dontlognull maxconn 2000 #最大连接数 contimeout 5000 #连接超时(毫秒) clitimeout 50000 #客户端超时(毫秒) srvtimeout 50000 #服务器超时(毫秒) frontend haproxy_test #定义前端服务器(haproxy) bind 10.0.1.251:80 #监听地址 default_backend server_pool #指定后端服务器群 #errorfile 502 /usr/local/haproxy/html/maintain.html #errorfile 503 /usr/local/haproxy/html/maintain.html #errorfile 504 /usr/local/haproxy/html/maintain.html backend server_pool #定义后端服务器群(web server/apache/nginx/iis..) mode http option forwardfor #后端服务器(apache/nginx/iis/*),从Http Header中获得客户端IP #balance roundrobin #负载均衡的方式,轮询方式 balance leastconn #负载均衡的方式,最小连接 cookie SERVERID #插入serverid到cookie中,serverid后面可以定义 option httpchk HEAD /check.html #用来做健康检查html文档 server server1 10.0.1.252:80 cookie server1 check inter 2000 rise 3 fall 3 weight 3 server server2 10.0.1.253:80 cookie server2 check inter 2000 rise 3 fall 3 maxconn 120 weight 3 server server3 10.0.1.254:80 cookie server3 check maxconn 90 rise 2 fall 3 weight 3 #服务器定义: #cookie server1表示serverid为server1; #check inter 2000 是检测心跳频率(check 默认 ); #rise 3 表示 3次正确认为服务器可用; #fall 3 表示 3次失败认为服务器不可用; #weight 表示权重。 listen admin_stat #status bind *:8080 #监听端口 mode http #http的7层模式 stats refresh 30s #统计页面自动刷新时间 stats uri /haproxy-stats #统计页面URL stats realm Haproxy\ Statistics #统计页面密码框上提示文本 stats auth admin:admin #统计页面用户名和密码设置 stats hide-version #隐藏统计页面上HAProxy的版本信息 stats admin if TRUE #手工启用/禁用,后端服务器 ' > "$ha_cfg" && sed -i '1 d' "$ha_cfg" } #install if [ ! -e "$ha_dir" ];then tar zxf haproxy*.tar.gz cd haproxy*/ make TARGET=linux26 USE_STATIC_PCRE=1 PREFIX=/usr/local/haproxy && make install PREFIX=/usr/local/haproxy && mkdir /usr/local/haproxy/{html,logs} cd ../ # if [ ! -e "$ha_dir" ];then echo "error! can't install haproxy please check ! Will now out of the script !" exit 1 else ! grep 'haproxy' /etc/syslog.conf && echo 'local1.* /var/log/haproxy.log' >> /etc/syslog.conf sed -ir 's/SYSLOGD_OPTIONS="-m 0"/SYSLOGD_OPTIONS="-r -m 0"/g' /etc/sysconfig/syslog && /etc/init.d/syslog restart install_ha_cfg rm -rf haproxy*/ fi else echo "haproxy is already exists!" fi $ cat keepalived_install.sh #!/bin/bash #install keepalived #20111209 by dongnan #variables keep_dir="/usr/local/keepalived/" keep_conf="${keep_dir}keepalived.conf" haproxy_dir="/usr/local/haproxy/" #echo "$keep_dir $keep_conf $haproxy_dir" #function # install_keepalived() { local keepalived_type=$1 if [ ! -e "$keep_dir" ];then tar zxf keepalived*.tar.gz cd keepalived*/ ./configure --prefix=$keep_dir make && make install cd ../ if [ ! -e "$keep_dir" ];then echo "error! can't install keepalived please check ! Will now out of the script !" exit 1 else if [ "$keepalived_type" = "master" ];then echo 'master' cat keepalived.conf | sed -r 's/state BACKUP/state MASTER/g;s/nopreempt/#/g' > "$keep_conf" elif [ "$keepalived_type" = "backup" ];then echo 'backup' cat keepalived.conf > "$keep_conf" else echo 'backup-2' cat keepalived.conf | sed -r 's/priority 150/priority 100/g;s/nopreempt/#/g' > "$keep_conf" fi cp check_haproxy.sh "$keep_dir" rm -rf keepalived*/ fi else echo "keepalived is Already exists!" fi } #main case "$1" in master) install_keepalived $1 ;; backup) install_keepalived $1 ;; backup-2) install_keepalived $1 ;; *) echo "Usage: $0 {master|backup|backup-2}" exit 1 esac # cat cluster/keepalived.conf global_defs { notification_email { root@localhost } notification_mail_form root@localhost smtp_server 127.0.0.1 smtp_connect_timeout 30 router_id haproxy } vrrp_sync_group VG1 { group { VI_1 } } vrrp_instance VI_1 { state BACKUP nopreempt interface eth0 track_interface { eth0 eth1 } virtual_router_id 51 priority 150 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.57.77/24 dev eth0 scope global } } # cat /usr/local/sbin/keepalived.sh #!/bin/bash #keepalived #ver:0.1bate #20111211 by dongnan #variables keep_dir="/usr/local/keepalived/" keep_conf="${keep_dir}keepalived.conf" keep_sbin="${keep_dir}sbin/keepalived" haproxy_check="${keep_dir}haproxy_check.sh" haproxy_ps=$(ps -C haproxy --no-header |wc -l) #main case "$1" in start) if [ "$haproxy_ps" -ge "1" ];then $keep_sbin -f $keep_conf && $haproxy_check start & else echo "not found haproxy processes,please startup haproxy " exit 1 fi ;; stop) killall keepalived && $haproxy_check stop & ;; *) echo "Usage: $0 {start|stop}" exit 1 ;; esac “haproxy + keepalived 一键安装包” 脚本# cat 1key_install.sh #!/bin/bash # #install haproxy and keepalived #configure: /usrl/local/keepalived/keepalived.conf ; /usr/local/haproxy/haproxy.cfg #sbin: /usr/local/sbin/keepalived.sh ; /usr/local/sbin/haproxy.sh #haproxy_check.sh: /usr/local/keepalived/haproxy_check.sh #startup: /etc/rc.local # #1key_install.sh ver 0.1 #20111218 by dongnan Email:dngood@sina.com # #variables sbin_dir=/usr/local/sbin/ keepalived_dir=/usr/local/keepalived/ startup=/etc/rc.local #main case "$1" in keepalived_type) # bash ./haproxy_install.sh bash ./keepalived_install.sh "$2" # ! ls "${sbin_dir}haproxy.sh" > /dev/null 2>&1 && cp ./haproxy.sh "$sbin_dir" ! ls "${sbin_dir}keepalived.sh" > /dev/null 2>&1 && cp ./keepalived.sh "$sbin_dir" ! ls "${keepalived_dir}haproxy_check.sh" > /dev/null 2>&1 && cp ./haproxy_check.sh "$keepalived_dir" chmod 700 "${keepalived_dir}haproxy_check.sh" # ! grep 'haproxy.sh' "$startup" && echo "${sbin_dir}haproxy.sh start" >> "$startup" ! grep 'keepalived.sh' "$startup" && echo "${sbin_dir}keepalived.sh start" >> "$startup" ;; *) echo "Usage: $0 {keepalived_type backup}" echo " keepalived_type:master|backup|backup-2" exit 1 ;; esac # cat haproxy_check.sh #!/bin/bash # #monitor haproxy # #haproxy_chekc.sh ver 0.3 bate #20111218 by dongnan Email:dngood@sina.com # #0.3 bate版 #1 添加了简单容错功能，80端口故障后会再检查多次，如果故障次数超过规定的失败次数，则认定haproxy 失败,否则认定haproxy 正常;举个例子比如haproxy 并发比较大，没有向应监控脚本的请求，监控脚本记录失败次数1，依次执行10次，如果监控失败次数小于5（比如1次），则认为haproxy 正常，进入下次的监控，而不是像0.2版监控脚本一样，只要有一次80端口故障立马就切换了！ #2 为了方便keepalived.sh 调用此脚本，将脚本写成daemon形式可以设定监控脚本检查间隔时间(默认2s执行一次），不再需要依赖crontab来执行了，为方便调试脚本添加以启动和关闭监控脚本功能！ #variables eth1_ip=$(/sbin/ifconfig eth1 | sed -n '/inet addr:/ s/inet addr://pg' | awk -F" " '{print $1}') #eth0_ip=$(/sbin/ifconfig eth0 | sed -n '/inet addr:/ s/inet addr://pg' | awk -F" " '{print $1}') eth1_url="http://${eth1_ip}:80" #eth0_url="http://${eth0_ip}:80" check_time=2 #检查间隔时间,2s check_count=8 #故障后检查次数,8次 fault_count=4 #故障次数大于(4次),则认为不可用 keepalived_dir=/usr/local/keepalived/ fault_log="${keepalived_dir}fault.log" #function check_haproxy(){ pid_file="${keepalived_dir}haproxy_check.pid" echo "$$" > "$pid_file" && echo `cat $pid_file` keepalived=`ps -C keepalived --no-header |wc -l` while true;do #检查时间,2s sleep "$check_time" # if curl -IL -A "haproxy_check" "$eth1_url" > /dev/null 2>&1 ;then #if curl -IL -A "haproxy_check" "$eth0_url" > /dev/null 2>&1 && curl -IL -A "haproxy_check" "$eth1_url" > /dev/null 2>&1 ;then # continue # else # check_failed=0 #故障后检查次数,8次 for((i=1;i /dev/null 2>&1 ;then failed_count=$((check_failed++)) sleep 1 fi #日志 if [ "$keepalived" -ge "2" ];then echo -e "$check_date $eth1_url $check_failed \t fault" >> "$fault_log" 2>&1 fi # done #检查失败次数大于故障次数,则停止keepalived if [ "$failed_count" -gt "$fault_count" ];then killall keepalived && /etc/init.d/network restart #mail -s 'haproxy and keepalived fault' root@localhost break 2 fi fi done # } #main case "$1" in start) check_haproxy ;; stop) #echo `cat $pid_file` kill `cat "${keepalived_dir}haproxy_check.pid"` ;; restart) echo "Sorry The next version will realize this function !!!" ;; *) echo "Usage: $0 {start|stop|restart}" exit 1 ;; esac $cat /root/sh/iptables.sh #!/bin/bash #Define variable IPTABLES=/sbin/iptables INTRANET="100.100.100.0/24" Company="123.x.x.x" Company1="202.x.x.x" sy="119.x.x.x/27" sj1="5x.x.x.x/26" sj2="5x.x.x.x/28" sj3="5x.x.x.x/28" $IPTABLES -F $IPTABLES -X $IPTABLES -P FORWARD DROP $IPTABLES -P INPUT DROP echo "#Allow all at the loopback and INTRANET and shunyi sjhl" $IPTABLES -A INPUT -i lo -j ACCEPT $IPTABLES -A INPUT -s $INTRANET -j ACCEPT $IPTABLES -A INPUT -s $sy -j ACCEPT $IPTABLES -A INPUT -s $sj1 -j ACCEPT $IPTABLES -A INPUT -s $sj2 -j ACCEPT $IPTABLES -A INPUT -s $sj3 -j ACCEPT $IPTABLES -A INPUT -s $Company -j ACCEPT $IPTABLES -A INPUT -s $Company1 -j ACCEPT echo "#Accepting HTTP" $IPTABLES -A INPUT -p tcp -s 0/0 --dport 80 -j ACCEPT echo "ALLOW PING" #$IPTABLES -A INPUT -i eth0 -p icmp -j ACCEPT echo "#Allow alive conn" $IPTABLES -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT $ cat mem/memcached_install.sh #!/bin/bash #install memcached #ver: 0.1bate #20111230 by dongnan #variables dir="/usr/local/" libevent_dir=${dir}libevent memcached_dir=${dir}memcached sbin_dir="${dir}sbin/" #main #check libevent if [ ! -d "$libevent_dir" ];then tar zxvf libevent*.tar.gz cd libevent*/ ./configure --prefix="$libevent_dir" make && make install cd ../ # sleep 2 if [ -d "$libevent_dir" ];then echo "libevent is ok" rm -rf libevent*/ else echo "error! can't install libevent please check ! Will now out of the script!" exit 1 fi else echo "libevent is already exists!" fi #memcached if [ ! -d "$memcached_dir" ];then tar zxvf memcached*.tar.gz cd memcached*/ ./configure --prefix="$memcached_dir" --with-libevent="$libevent_dir" make && make install cd ../ # sleep 2 if [ -d "$memcached_dir" ];then echo "memcached is ok" rm -rf memcached*/ ! ls "${sbin_dir}memcached.sh" > /dev/null 2>&1 && cp ./memcached.sh "$sbin_dir" && chmod 700 "${sbin_dir}memcached.sh" else echo "error! can't install memcached please check ! Will now out of the script!" exit 1 fi else echo "memcached is already exists!" fi $ cat mem/memcached.sh #!/bin/bash #memcached #ver:0.1bate #20111230 by dongnan #variables mem_dir="/usr/local/memcached/" mem_pid="/var/run/memcached.pid" mem_sbin="${mem_dir}bin/memcached" mem_size="64" mem_ip=$(/sbin/ifconfig eth1 | sed -n '/inet addr:/ s/inet addr://pg' | awk -F" " '{print $1}') mem_port="11211" mem_max_con="10000" #main case "$1" in start) $mem_sbin -d -u root -m "$mem_size" -l "$mem_ip" -p "$mem_port" -c "$mem_max_con" -P "$mem_pid" ;; stop) kill $(cat $mem_pid) ;; *) echo "Usage: $0 {start|stop}" exit 1 ;; esac $ cat nginx_log.sh #!/bin/bash #split log # #Nginx #Signal Action #TERM, INT Terminate the server immediately #QUIT Stop the server #HUP Configuration changes, start new workers, graceful stop of old workers #USR1 Reopen log files #USR2 Upgrade the server executable #WINCH Graceful Stop (parent process advise the children to exit) #variables log_dir=/data/logs/yum/ log_date=$(date +'%F') nginx_pid=/usr/local/nginx/logs/nginx.pid keep_days=30 #old_log find "$log_dir" -name "*\.log" -type f -mtime +${keep_days} -exec rm -rf {} \; #new_log if [ -e ${log_dir}access-${log_date}.log ];then echo "Already exists" && exit 1 else /bin/mv ${log_dir}access.log ${log_dir}access-${log_date}.log && /bin/kill -USR1 $(cat $nginx_pid) fi cat rsync_www.sh #!/bin/bash # #/usr/bin/rsync -avz --password-file=/root/rsync_pw /var/www/test/test rsync@10.0.100.82::www/test #echo "rsync_password" > rsync_pw && chmod 600 rsync_pw #variables #HOSTS="10.0.100.82 10.0.100.81 10.0.100.83" HOSTS="10.0.100.82" MOD=www MAILADD="root@localhost" DATE=`date +%F_%T` src_dir=/var/www/html/ rsync_pw=/root/sh/rsync_pw rsync_user=dongnan rsync_file_dir=/var/www/rsync/ log_dir=/var/www/rsync/log/ regular_replace=/data/ #USERNAME=`logname` if [ -n "$SUDO_USER" ];then USERNAME=`echo $SUDO_USER` else USERNAME="root" fi #function rsync_www(){ for host in $HOSTS;do #if /usr/bin/rsync -avz ${src_dir}$1 $host::${MOD}/$1;then if /usr/bin/rsync -avz --password-file="$rsync_pw" ${src_dir}$1 ${rsync_user}@${host}::${MOD}/$1;then echo "$DATE ${src_dir}$1 rsync to $host ok by $USERNAME" >> ${log_dir}rsync.ok else echo "$DATE ${src_dir}$1 rsync to $host error by $USERNAME" >> ${log_dir}rsync.error echo "$DATE ${src_dir}$1 rsync to $host error by $USERNAME."| mail -s "rsync error" $MAILADD fi done } #main #删除空白或空行 sed -ri 's/^[ \t]+//g;/^$/d' ${rsync_file_dir}rsync_file.list # sed -e 's#/var/www/html/##g' ${rsync_file_dir}rsync_file.list > ${log_dir}rsync.tmp while read line;do if [ ! -d "$src_dir$line" -a ! -f "$src_dir$line" ];then echo "$DATE ${src_dir}$line is't existence by $USERNAME!!!" | tee -a ${log_dir}rsync.error | mail -s "rsync error" $MAILADD else rsync_www $line fi done < ${log_dir}rsync.tmp #!/bin/bash # # #variables pid_dir=/var/run/ rsync_pid=${pid_dir}rsync.pid rsync_src_dir="/cygdrive/f/WebSite/brandimg /cygdrive/f/WebSite/fashion.yoka.com" loop_time=600 #function #echo "$$" > "$rsync_pid" && cat "$rsync_pid" rsync_start (){ while true;do for src in $rsync_src_dir ;do ls $src done sleep "$loop_time" done } rsync_pid (){ ps aux |awk '/(bash|sleep|sh)$/ {print$1,$3}'| awk 'NR>1&&$NF==var{print line "\n"$0}{line=$0;var=$NF}' | awk '{print $1}'> /var/run/rsync.pid } rsync_stop (){ while read line;do #kill "$line" echo "$line" done < $rsync_pid } #main case "$1" in start) rsync_start & rsync_pid ;; stop) rsync_stop ;; *) echo "Usage: $0 {start|stop}" exit 1 ;; esac #!/bin/bash #usage seq of loop #NAME # seq - print a sequence of numbers # #SYNOPSIS # seq [OPTION]... LAST # seq [OPTION]... FIRST LAST # seq [OPTION]... FIRST INCREMENT LAST # #DESCRIPTION # Print numbers from FIRST to LAST, in steps of INCREMENT. for i in $(seq -s ':' 1 10);do echo $i done # for i in {1..10};do echo $i done $ cat test_hdfs.sh #!/bin/bash #test the hadoop HDFS #date +%H%N 随机数 ######%N########nanoseconds (000000000..999999999) 亿分之一秒时间"纳秒" ######%H########hour (00..23)以小时为时间戳 #echo $RANDOM #/dev/random #variables loop=5000 bs=5k count=1 dfs_dir=/data/dfs/ #main for((j=1;j file # sleep 5 for ((i=1;i> file done # sleep 10 while read line ;do dd if=/dev/zero of=${dfs_dir}$j/$line bs=$bs count=$count > /dev/null 2>&1 && usleep 10000 #echo "$i" > ${dfs_dir}$line && usleep 10000 echo $line done < file done #!/bin/bash #completed by dongnan #Mount windows CIFS #variables cifs_ip=192.168.1.100 cifs_user=administrator cifs_pw=dongnan cifs_share=aa mount_point=/mnt/fat mount=/sbin/mount.cifs user_id=$(id -u) #main if [ "$user_id" -ne 0 ];then echo "must root or SUDO_USER !!" exit 1 fi if mount | grep -E "$cifs_share|$cifs_ip" > /dev/null 2>&1;then echo "Has been mounted" exit 1 fi $mount -o "username=$cifs_user,password=$cifs_pw" //${cifs_ip}/$cifs_share $mount_point cat find_windows.sh #!/bin/bash #test windows remote desktop 3389 port for i in {1..254};do nc -nvz -w 2 10.0.0.$i 3389 >/dev/null 2>&1 && echo 10.0.0.$i | tr '\n' ' '; done cat find_esxi.sh #!/bin/bash #ESXi port 443 and 902 for ip in 0 1;do for i in {1..254};do nc -nz -w 2 10.0.${ip}.${i} 443 >/dev/null 2>&1 && nc -nz 10.0.${ip}.${i} 902 >/dev/null 2>&1 && echo 10.0.${ip}.${i} | tr '\n' ' '; done done cat add-user.sh #!/bin/bash #add user for this host #20120604 by dongnan #variables ip=10.0.0. hosts='201 202 203 204 205' user='dongnan' pw='dongnan' for host in $hosts;do echo "${ip}$host" ssh ${ip}$host "useradd $user && echo $pw | passwd --stdin $user && sed -ir '/^root.*ALL$/ a $user ALL=(ALL) ALL' /etc/sudoers" #ssh ${ip}$host userdel -r $user done
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