#!/bin/bash
LANG=C
###check adapter name
zabbix_user='zabbix'
zabbix_install_dir='/usr/local/zabbix'
zabbix_agent_hostname=$(hostname)
zabbix_server_port='10051'
zabbix_agent_ip=$(/sbin/ifconfig|grep 'inet addr:'|grep -Ev '127.0.0.1' | cut -d: -f2 | awk '{if ($1~/^10.*/) {print $1} else {print $1}}'|head -n 1)
zabbix_agent_header=$(/sbin/ifconfig|grep 'inet addr:'|grep -Ev '127.0.0.1' | cut -d: -f2 | awk '{if ($1~/^10.*/) {print $1} else {print $1}}'|head -n 1|cut -d . -f1)
glibc_version=$(/usr/bin/ldd --version|awk 'NR==1{print $NF}'|cut -d . -f2)
function server_agent {
#check zabbix server ip
if [[ $zabbix_agent_header -eq 10 ]] && [[ $(ping -c 2 10.10.10.8 >>/dev/null 2>&1;echo $?) -eq 0 ]];then
zabbix_server_ip='10.10.10.8'
else
zabbix_server_ip='111.111.111.149'
fi
}
function proxy_agent {
#check zabbix server ip
if [[ $zabbix_agent_header -eq 10 ]] && [[ $(ping -c 2 10.10.10.15 >>/dev/null 2>&1;echo $?) -eq 0 ]];then
zabbix_server_ip='10.10.10.15'
else
zabbix_server_ip='222.222.222.82'
fi
}
function base {
# Check if user is root
if [ $(id -u) != "0" ]; then
echo -e "\033[1;31m Error: You must be root to run this script!\033[0m"
exit 1
fi
#check network
ping -c 2 www.baidu.com >>/dev/null 2>&1
if [ $? -ne 0 ];then
echo -e "\033[1;31m Error: The host can't connect to Inetnet!\033[0m"
exit 1
fi
#check wget software
which wget >>/dev/null 2>&1
if [ $? -ne 0 ];then
echo -e "\033[1;31m Error: The wget isn't install,now i will auto install one!\033[0m"
if [ $(grep -i -c "ubuntu" /etc/issue) = 0 ];then
yum install wget -y
else
apt-get install wget -y
fi
fi
which wget >>/dev/null 2>&1
if [ $? -ne 0 ];then
echo -e "\033[1;31m Error: The wget install fail,please manual install wget!\033[0m"
exit 1
fi
#create user for zabbix
if [ $(grep -i -c "ubuntu" /etc/issue) = 1 ];then
/usr/sbin/useradd $zabbix_user -M -s /usr/sbin/nologin
else
/usr/sbin/useradd $zabbix_user -M -s /sbin/nologin
fi
#create directory for install zabbix
/bin/mkdir $zabbix_install_dir
local_dir=$(pwd)
#check system version
system_version=$(uname -m)
#check glibc version
if [ $glibc_version -gt 5 ];then
if [ $system_version == 'x86_64' ];then
#download zabbix agent by system version x86_64
wget http:
#unpack zabbix agent to /usr/loca/zabbix
tar zxf zabbix_agents_2.0.6.linux2_6_23.amd64.tar.gz -C $zabbix_install_dir
else
#download zabbix agent by system version i686
wget http:
#unpack zabbix agent to /usr/loca/zabbix
tar zxf zabbix_agents_2.0.6.linux2_6_23.i386.tar.gz -C $zabbix_install_dir
fi
else
if [ $system_version == 'x86_64' ];then
#download zabbix agent
wget http:
wget http:
#unpack zabbix agent to /usr/loca/zabbix
tar zxf zabbix_agents_2.0.6.linux2_6_23.amd64.tar.gz -C /tmp/
tar zxf zabbix_agents_2.0.3.linux2_6.amd64.tar.gz -C $zabbix_install_dir
else
#download zabbix agent by system version x86_64
wget http:
wget http:
#unpack zabbix agent to /usr/loca/zabbix
tar zxf zabbix_agents_2.0.6.linux2_6_23.i386.tar.gz -C /tmp/
tar zxf zabbix_agents_2.0.3.linux2_6.i386.tar.gz -C $zabbix_install_dir
fi
mv /tmp/conf $zabbix_install_dir
fi
#mondiy zabbix agent conf
cd $zabbix_install_dir/conf
sed -i 's#Hostname=Zabbix server#Hostname='$zabbix_agent_hostname'#' zabbix_agentd.conf
sed -i 's@# SourceIP=@SourceIP='$zabbix_agent_ip'@' zabbix_agentd.conf
sed -i 's#Server=.*#Server='$zabbix_server_ip'#' zabbix_agentd.conf
sed -i 's#ServerActive=.*#ServerActive='$zabbix_server_ip':'$zabbix_server_port'#' zabbix_agentd.conf
#Disable requiretty
sed -i 's/^Defaults.*.requiretty/#Defaults requiretty/' /etc/sudoers
#add check_lvm.sh content
cat >>$zabbix_install_dir/bin/check_lvm.sh <<EOF
#!/bin/bash
SIZE_1=102400
SIZE_2=1024
# Total lvm available
total=\`/sbin/pvdisplay|grep 'PV Size'|gawk '{print \$3}'|head -n 1\`
# Total lvm used
used=\`/sbin/vgdisplay|grep 'Alloc PE / Size'|gawk '{print \$7}'|head -n 1\`
# Calc total minus used
free=\`/sbin/vgdisplay|grep 'Free PE / Size'|gawk '{print \$7}'|head -n 1\`
free_2=\`/sbin/vgdisplay|grep 'Free PE / Size'|gawk '{print \$7,\$8}'|head -n 1\`
free_3=\$(echo "\$free*\$SIZE_2*\$SIZE_2"|bc)
FREESIZE_1=\$(echo "\$free*\$SIZE_1"|bc)
FREESIZE_2=\$(echo "\$total*\$SIZE_2"|bc)
percent=\$(echo "\$FREESIZE_1 / \$FREESIZE_2"|bc)
case \$1 in
lvm_total)
echo \$total
;;
lvm_used)
echo \$used
;;
lvm_free)
echo \$free_3
;;
lvm_percent)
echo \$percent
;;
*)
echo "Usage:\`basename \$0\` {lvm_total|lvm_used|lvm_free|lvm_percent}"
;;
esac
EOF
#add UserParameter
cat >>$zabbix_install_dir/conf/zabbix_agentd.conf<<EOF
UserParameter=memcached_stats[*],(echo stats; sleep 0.1) | telnet 127.0.0.1 \$1 2>&1 | awk '/STAT \$2 / {print \$NF}'
UserParameter=mysql[*],mysql -h 127.0.0.1 -P 3306 -uzabbix -pzabbix -e "show global status"|grep "\<\$1\>"|cut -f2
UserParameter=redis_stats[*],redis-cli -h $zabbix_agent_ip -p \$1 info|grep \$2|cut -d : -f2
UserParameter=custom.vfs.dev.read.ops[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$4}'
UserParameter=custom.vfs.dev.read.ms[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$7}'
UserParameter=custom.vfs.dev.write.ops[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$8}'
UserParameter=custom.vfs.dev.write.ms[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$11}'
UserParameter=custom.vfs.dev.io.active[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$12}'
UserParameter=custom.vfs.dev.io.ms[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$13}'
UserParameter=custom.vfs.dev.read.sectors[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$6}'
UserParameter=custom.vfs.dev.write.sectors[*],cat /proc/diskstats | grep \$1 | head -1 | awk '{print \$\$10}'
UserParameter=MongoDB.Status[*],/bin/echo "db.serverStatus().\$1" | /usr/bin/mongo admin | grep "\$2"|awk -F: '{print \$\$2}'|awk -F, '{print \$\$1}'
UserParameter=check_service_number[*],ps aux|grep "\$1"|grep -v grep|wc -l
UserParameter=check_lvm[*],/usr/bin/sudo $zabbix_install_dir/bin/check_lvm.sh \$1
EOF
#check check_lvm.sh in the /etc/sudoer
cmd=$(grep check_lvm /etc/sudoers|wc -l)
if [ $cmd -eq 0 ];then
echo "zabbix ALL=NOPASSWD:$zabbix_install_dir/bin/check_lvm.sh" >>/etc/sudoers
fi
#grant 755 to check_lvm.sh
chmod 755 $zabbix_install_dir/bin/check_lvm.sh
#mondiy zabbix install dir user
chown -R $zabbix_user:$zabbix_user $zabbix_install_dir
#start zabbix agent server
$zabbix_install_dir/sbin/zabbix_agentd -c $zabbix_install_dir/conf/zabbix_agentd.conf
#insert boot start to start zabbix agent server
check_rc=$(grep -c "$zabbix_install_dir/sbin/zabbix_agentd -c $zabbix_install_dir/conf/zabbix_agentd.conf" /etc/rc.local)
if [ $check_rc -eq 0 ];then
echo "$zabbix_install_dir/sbin/zabbix_agentd -c $zabbix_install_dir/conf/zabbix_agentd.conf">>/etc/rc.local
fi
#delete rubbish
rm -rf $local_dir/zabbix_agents_2.0.3.linux2_6.amd64.tar.gz
rm -rf $local_dir/zabbix_agents_2.0.6.linux2_6_23.amd64.tar.gz
rm -rf /tmp/bin
rm -rf /tmp/sbin
rm -rf $local_dir/$(basename $0)
#check zabbix agent status
if [ $(ps -ef|grep zabbix_agentd|grep -v grep|wc -l) -gt 0 ];then
echo -e "\033[1;32mZabbix agent is start!\033[0m"
exit 0
else
echo -e "\033[1;31mZabbix agent is stop!please check!\033[0m"
exit 1
fi
}
case $1 in
install_server_agent)
server_agent
base
;;
install_proxy_agent)
proxy_agent
base
;;
*)
echo "Usage:`basename $0` {install_server_agent|install_proxy_agent}"
;;
esac
