sys_che.sh

#!/bin/bash


work_dir=/home/admin/
cd $work_dir

help (){
        cat >> /dev/stdout << EOF
        Example: ./$(basename $0)
EOF
}


if [[ "$#" -ne 0 || "$1" == "-h" ]];then
        help
        exit 0
fi

jobmenu(){
        PS3="Please select a Job name:"
        select Job in "SystemLog_Collect" "DHCLIENT_SET" "NTP_SET" "Check_jobs" "Exit"
do
        case $Job in
                "Exit")
                echo "'Exit' selected. Script exits."
                exit 0
                ;;
                "")
                echo "=================================================================="
                error
                ;;
                "SystemLog_Collect")
                echo "'SystemLog_Collect' selected. Change seting ... "
                syslog
                modemenu
                ;;
                "Check_jobs")
                checkall
                modemenu
                ;;
                "DHCLIENT_SET")
                dhcp
                modemenu
                ;;
                "NTP_SET")
                ntp
                modemenu
                break
                ;;
        esac
done
}

Batch_jobmenu(){
        if [ ! $ip_lst ]; then
                error
                echo "===============Back modemenu. Please select job mode=============="
                modemenu
        fi
        PS3="Please select a Job name:"
        select Job in "SystemLog_Collect" "DHCLIENT_SET" "NTP_SET" "Check_jobs" "SUDOERS_check" "Exit"
do
        case $Job in
                "Exit")
                echo -e "\033[31m'Exit' selected. Script exits."
                exit 0
                ;;
                "")
                echo "=================================================================="
                error
                echo "===============Back modemenu. Please select job mode=============="
                modemenu
                ;;
                "SystemLog_Collect")
                echo "'SystemLog_Collect' selected. Change seting ... "
                for hostip in `cat $ip_lst`
                do
                syslog
                done
                echo "=========Done. Back modemenu. Please select job mode======="
                modemenu
                ;;
                "Check_jobs")
                for hostip in `cat $ip_lst`
                do
                checkall
                done
                echo "=========Done. Back modemenu. Please select job mode======="
                modemenu
                ;;
                "DHCLIENT_SET")
                for hostip in `cat $ip_lst`
                do
                dhcp
                done
                echo "=========Done. Back modemenu. Please select job mode======="
                modemenu
                ;;
                "NTP_SET")
                for hostip in `cat $ip_lst`
                do
                ntp
                done
                echo "=========Done. Back modemenu. Please select job mode======="
                modemenu
                break
                ;;
                "SUDOERS_check")
                for hostip in `cat $ip_lst`
                do
                sudoers_check
                done
                echo "=========Done. Back modemenu. Please select job mode======="
                modemenu
                break
                ;;
        esac
done
}
error(){
        echo -e "\033[0;31;1m input error:  \n please input again! \033[0m"
}



error(){
        echo -e "\033[0;31;1m input error:  \n please input again! \033[0m"
}
syslog(){

cat >> syslog.cha.sh << EOF
#!/bin/bash
grep -q 192.168.33 /etc/syslog-ng/syslog-ng.conf || echo -e '###################################################################\n#Sending log to Syslog-ng relay option:\ndestination d_tcp { tcp("192.168.33.82" port(514)); };\nlog { source(src); destination(d_tcp); };\n' >> /etc/syslog-ng/syslog-ng.conf
sed -i 's/3600/43200/' /etc/syslog-ng/syslog-ng.conf
service syslog restart && echo -e "\033[0;32;1m ============ $hostip ============ Setting succuss! \033[0m" || echo -e "\033[0;31;1m ============ $hostip ============ Setting fail \033[0m"
EOF

scp syslog.cha.sh root@$hostip:/tmp/
ssh root@$hostip "sh /tmp/syslog.cha.sh && rm -f /tmp/syslog.cha.sh"
rm -f syslog.cha.sh
}
dhcp(){
        ssh $hostip "sed -i '/DHCLIENT_SET_HOSTNAME/s/yes/no/g'  /etc/sysconfig/network/dhcp;grep SET_HOSTNAME /etc/sysconfig/network/dhcp | grep -q no"
                case  $? in
                0)
                echo -e "\033[0;32;1m ============ $hostip ============ DHCP Setting succuss! \033[0m"
                ;;
                *)
                echo -e "\033[0;31;1m ============ $hostip ============ DHCP Setting fail \033[0m "
                break
                ;;
                esac
}

ntp(){
        ssh $hostip "grep -q '192.168.33.202' /etc/ntp.conf > /dev/null ||(  cp /etc/ntp.conf /etc/ntp.conf.bak ; sed -e ' /fudge/a\server 192.168.33.201' -e '/fudge/a\server 192.168.33.202' /etc/ntp.conf.bak > /etc/ntp.conf;service ntp restart );pidof ntpd"
                case  $? in
                0)
                echo -e "\033[0;32;1m ============ $hostip ============ NTP  Setting succuss! \033[0m"
                ;;
                *)
                echo -e "\033[0;31;1m ============ $hostip ============ NTP Setting fail \033[0m "
                break
                ;;
                esac

        }
sudoers_check () {
        echo -e " ============ $hostip ============"
        ssh $hostip 'egrep -v   "(^#|^$|Defaults)" /etc/sudoers'
}

checkall(){
        echo "===========================$hostip============================="
        ping -c 1 -q $hostip > /dev/null && ssh $hostip "echo -n 'Check $hostip syslog-ng config ...';grep -q '192.168.33.82' /etc/syslog-ng/syslog-ng.conf && echo -e '\033[0;32;1m  OK \033[0m' || echo -e '\033[0;31;1m Fail \033[0m';echo -n 'Check $hostip DHCP  config ...' ;grep  'DHCLIENT_SET_HOSTNAME' /etc/sysconfig/network/dhcp |grep -q 'no' && echo -e '\033[0;32;1m  OK \033[0m' || echo -e '\033[0;31;1m Fail \033[0m'; echo -n 'Check $hostip NTP  config ...';grep -q '192.168.33' /etc/ntp.conf && echo -e '\033[0;32;1m  OK \033[0m' || echo -e '\033[0;31;1m Fail \033[0m';" || echo -e "$hostip \033[0;31;1m OFFLINE \033[0m "
        echo -n "Check $hostip DNS record  ..."
        nslookup $hostip 192.168.33.1 |grep -q 'hwidc' && echo -e "\033[0;32;1m  OK \033[0m" || echo -e "\033[0;31;1m Fail  \033[0m"

}
modemenu(){
        PS3="Please select a Job mode:"
        select Job in "Batch Job" "Single Job" "Exit"
do
        case $Job in
                "Exit")
                echo "'Exit' selected. Script exits."
                exit 0
                ;;
                "")
                echo "=================================================================="
                error
                echo "=================================================================="
                modemenu
                ;;
                "Single Job")
                read -p "please input a ip address [Example: 10.0.0.1]" hostip
                jobmenu
                ;;
                "Batch Job")
                read -p "
Example: host:~ # cat ip.lst
                10.0.0.1
                10.0.0.2
                10.0.0.3
please input a file name [ip.lst]: " ip_lst
                        if [ ! -f $ip_lst ]; then
                        echo -e "\033[0;31;1m $(pwd)/$ip_lst   No such file!!! Exit script \033[0m "
                        exit
                        fi
                Batch_jobmenu
                break
                ;;
        esac
done

}

modemenu