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October 12, 2014 09:38
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Rhel 6 Monitoring through Shell Script
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| #! /bin/bash | |
| #Author : Mangesh Bharsakle <mangeshsoft0@gmail.com> | |
| #Date :05/09/2014 | |
| echo " Server Report " | |
| echo "Date: Prepared By: `whoami` " | |
| echo " " | |
| BasicInfo() | |
| { | |
| echo " Basic Server Information " | |
| echo " ---------------------------------" | |
| IP=`hostname -i` | |
| host=`hostname` | |
| OS=`uname -o | cut -d "/" -f 2` | |
| kernel=`uname -r` | |
| arch=`uname -i` | |
| echo " IP :$IP" | |
| echo " Hostname :$host " | |
| echo " OS :$OS" | |
| echo " Kernel :$kernel" | |
| echo " Architecture :$arch " | |
| } | |
| Blank() | |
| { | |
| echo " " | |
| } | |
| BasicInfo_2() | |
| { | |
| uptime=`uptime | cut -d " " -f 4,5,6,7` | |
| clogusr=` who | tr -s " " | cut -d " " -f 1 | sort | uniq| wc -l` | |
| total_RAM=`free -m | head -2 | tail -1 | tr -s " " | cut -d " " -f 2` | |
| used_RAM=` free -m | head -2 | tail -1 | tr -s " " | cut -d " " -f 3` | |
| cp_count=`ps -ef | grep -vw TIME | wc -l` | |
| cpuuse=`iostat -c | sed -n '3,4p' | tail -1 |awk '{ print $6 }'` | |
| cpu=`bc <<< 100-$cpuuse` | |
| uptime | tr -s " " | cut -d " " -f 11,12,13 | sed 's/,/ /g' > uptimedata | |
| sys_load=`awk -F ' ' '{ printf " %s (1minute) %s(5 minutes) %s(15mimutes)\n" ,$1, $2,$3 }' uptimedata` | |
| echo " Up Time :$uptime " | |
| echo " Current Users :$clogusr" | |
| echo " Current Process :$cp_count" | |
| echo " CPU Usages :$cpu%" | |
| echo " Memory Usage :Total RAM:$total_RAM Used RAM:$used_RAM" | |
| echo " System Load :$sys_load" | |
| } | |
| Top() | |
| { | |
| echo " Process Load (process taking higher resources " | |
| echo "---------------------------------------------" | |
| Pro_load=`top | head -17 | tail -11` | |
| echo " $Pro_load" | |
| } | |
| CurrentUsers() | |
| { | |
| echo "List of Users Currently Logged In (Sorted by Number of Sessions)" | |
| who | tr -s " " | cut -d " " -f 1 | sort | uniq > userdata | |
| # echo -n `who | grep mangeshk | wc -l` >> session && echo " mangeshk" >> session | |
| touch > session 2> /dev/null | |
| echo "Sessions Username" | |
| for i in $(cat userdata) | |
| do | |
| # echo "$i" | |
| echo -n `who | grep $i | wc -l` >> session && echo " $i" >> session | |
| #sed -i 's/^/ /' sessioni | |
| #sed -i 's/^/ /' session | |
| done | |
| s=`sort -rn session` > /dev/null | |
| echo "$s" > session2 | |
| sed -i 's/^/ /' session2 | |
| cat session2 | |
| echo "======================================================================================" | |
| } | |
| Lvm_Info() | |
| { | |
| lvdisplay 2> /dev/null| grep "LV Name" | tr -s " " | cut -d" " -f4 > path | |
| cat path | cut -d "/" -f4 > tmppath | |
| > mount | |
| for i in $(cat tmppath) | |
| do | |
| grep -i "$i" /etc/fstab | cut -d" " -f2 >> mount | |
| done | |
| lvdisplay 2> /dev/null| grep "VG Name" | tr -s " " | cut -d " " -f4 > vg | |
| lvdisplay 2> /dev/null| grep "LV Size" | tr -s " " | cut -d " " -f4,5 > size | |
| paste path vg size mount > lvm | |
| echo " LVM Information " | |
| echo "---------------------" | |
| echo " LV VG Size Mount Point" | |
| echo "----------- ----------- ---------- -------------------" | |
| # cat lvm | |
| cat lvm | awk '{print $1 " " $2 " " $3$4" "$5}' | |
| } | |
| Pv_Info() | |
| { | |
| echo "PV Information" | |
| echo "----------------------------------------------------------------------------------------------" | |
| echo " PV VG Size" | |
| echo "--------------- ---------------- -------------------------" | |
| pvdisplay 2> /dev/null| grep "PV Name" | awk '{print " "$3}' > pvname | |
| pvdisplay 2> /dev/null| grep "VG Name" | awk '{print " "$3}' > pvgname | |
| pvdisplay 2> /dev/null| grep "PV Size" | awk '{print " "$3 $4}' > pvsize | |
| paste pvname pvgname pvsize > pvdisplay.txt | |
| cat pvdisplay.txt | |
| } | |
| Io_Stat() | |
| { | |
| iowait=`iostat | head -4 | tail -1 | tr -s " " | cut -d" " -f5` | |
| echo " I/O Statistics " | |
| echo " -------------------" | |
| echo " CPU Average I/O Wait: $iowait%" | |
| count=`iostat | wc -l` | |
| count=`expr $count - 5` | |
| iostat | tail -$count | cut -c1-9,25-35,37-49 | |
| } | |
| User_Information() | |
| { | |
| Total_Users() | |
| { | |
| grep [5-9][0-9][0-9] /etc/passwd | cut -d ":" -f1 > username | |
| cusr=`cat username | wc -l` | |
| echo " Total Number of User " $cusr | |
| } | |
| Total_Users | |
| SuperUsers() | |
| { | |
| cat /etc/passwd | cut -d ":" -f1,3 | grep -w [0] | cut -d ":" -f1 > superu.txt | |
| echo -n " Total Number of Super Users : `cat superu.txt | wc -w ` (" `cat superu.txt` && echo ")" | |
| } | |
| SuperUsers | |
| SudoUsers() | |
| { | |
| > sudolist.txt | |
| grep [5-9][0-9][0-9] /etc/passwd | cut -d ":" -f1 > username | |
| for i in $(cat username) | |
| do | |
| grep -w $i /etc/sudoers > /dev/null | |
| if [ $? -eq 0 ]; then | |
| echo -n " $i" >> sudolist.txt | |
| fi | |
| done | |
| echo " List Of Sudo Users : `cat sudolist.txt | wc -w` (`cat sudolist.txt`) " | |
| } | |
| SudoUsers | |
| SudoGroups() | |
| { | |
| > sudogroups | |
| > group.txt | |
| grep [5-9][0-9][0-9] /etc/group | cut -d ":" -f1 > sudogroups | |
| for i in $(cat sudogroups) | |
| do | |
| grep %$i /etc/sudoers > /dev/null | |
| if [ $? -eq 0 ]; then | |
| echo -n " $i" >> group.txt | |
| fi | |
| done | |
| echo " List Of Sudo Groups : `cat group.txt | wc -w` (`cat group.txt`) " | |
| } | |
| SudoGroups | |
| Permissions() | |
| { | |
| seven=`find / -perm -777 2> /dev/null|wc -l` | |
| echo " Number of Files With 777 Permission : "$seven | |
| four=` find / -perm -4000 2> /dev/null|wc -l` | |
| echo " Number of files with suid bit :" $four | |
| echo " Permission of /etc/passwd file :" `stat -c " %a " /etc/passwd` | |
| echo " Permission of /etc/shadow file :" `stat -c " %a " /etc/shadow` | |
| } | |
| Blank | |
| Permissions | |
| PasswordExpiry () | |
| { | |
| > champak | |
| grep -w "/bin/bash" /etc/passwd | grep -vw "root" | cut -d ":" -f1 > bashusers.txt | |
| c=0 | |
| for i in $(cat bashusers.txt) | |
| do | |
| passage=`grep -w $i /etc/shadow | cut -d ":" -f5` | |
| if [ $passage -eq 99999 ]; then | |
| echo -n "$i " >> champak | |
| c=`expr $c + 1` | |
| fi | |
| done | |
| echo " Users without password expiry : $c ( `cat champak` )" | |
| } | |
| PasswordExpiry | |
| } | |
| Tcp_Connection() | |
| { | |
| echo " Network Connections " | |
| echo "---------------------" | |
| count=` netstat --tcp --numeric | grep -v Active | awk '{ print "\t" $5}' | cut -d ":" -f 1 | grep -v Address | wc -l ` | |
| echo "Current Connections (TCP) :" $count | |
| echo "Connected From Following IPs:" | |
| netstat --tcp --numeric | grep -v Active | awk '{ print "\t" $5}' | cut -d ":" -f 1 | grep -v Address | |
| } | |
| Net_Interface() | |
| { | |
| echo " NETWORK INFORMATION " | |
| echo "---------------------" | |
| PWD=`pwd` | |
| echo " MAC Address : `ifconfig -a | grep HWaddr | head -1 | tr -s " " | cut -d " " -f5`" | |
| echo " Domain : `hostname -d`" | |
| value=`cat /etc/sysctl.conf |head -7|tail -1 | tr -s " " |cut -d" " -f 3` | |
| if [ $value -eq 0 ]; then | |
| echo " IP Forwarding : NO" | |
| else | |
| echo " IP Forwarding : Yes" | |
| fi | |
| service iptables status | |
| if [ $? -eq 0 ];then | |
| echo " Firewall Status : ON" | |
| else | |
| echo " Firewall Status : Off" | |
| fi | |
| echo " " | |
| echo " " | |
| ls /etc/sysconfig/network-scripts | grep -i ifcfg | grep -v ifcfg-lo | cut -d "-" -f2 > Interface.txt | |
| COUNT=1 | |
| for i in $(cat Interface.txt) | |
| do | |
| cd /etc/sysconfig/network-scripts | |
| echo " DEVICE-$COUNT :" `grep DEVICE ifcfg-$i | cut -d "=" -f2` | |
| dhcp=`cat /etc/sysconfig/network-scripts/ifcfg-$i | head -2 | tail -1 | cut -d "=" -f2` | |
| if [ "$dhcp" = none ];then | |
| echo " DHCP Enabled : No" | |
| else | |
| echo " DHCP Enabled : Yes" | |
| fi | |
| echo " IP-ADDRESS :" ` grep IPADDR ifcfg-$i | cut -d "=" -f2` | |
| HOST=`grep IPADDR ifcfg-$i | cut -d "=" -f2` | |
| echo " HOSTNAME :" `grep $HOST /etc/hosts | awk '{print $2}'` | |
| echo " NETMASK :" ` grep NETMASK ifcfg-$i | cut -d "=" -f2` | |
| echo " GATEWAY :" ` grep ^GATEWAY ifcfg-$i | cut -d "=" -f2` | |
| echo " DNS :" ` grep DNS ifcfg-$i | cut -d "=" -f2` | |
| COUNT=`expr $COUNT + 1` | |
| echo "-----------------------------------------------------" | |
| done | |
| echo "---------------------" | |
| #nmap --open sql.example.com | grep open | |
| hostid=`hostname` | |
| cd /tmp | |
| nmap --open $hostid | sed -n '6,15p' | grep -v Nmap > nmapport | |
| sed 's/^/ /' nmapport | |
| } | |
| BasicInfo | |
| Blank | |
| BasicInfo_2 | |
| Blank | |
| Top | |
| CurrentUsers | |
| Lvm_Info | |
| Pv_Info | |
| Blank | |
| Io_Stat | |
| Net_Interface | |
| User_Information | |
| Tcp_Connection |
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