#!/bin/bash
#########################################################################
#                  Script for check and update OS & APP                 #
#                           Created by PM-DoIT                          #
#########################################################################

#------------------------------ VARIABLES ------------------------------#
VER="0.8"

#------------------------------- SYSTEM --------------------------------#
checkhw(){
SRV=$(hostname -s)
OS=$(lsb_release -d | awk '{print $2,$4,$5}')
if [ -f /proc/device-tree/model ]; then
        MOD=$(cat /proc/device-tree/model | awk '{print $1,$2,$3,$4,$5}')
else
        MOD=$(cat /sys/devices/virtual/dmi/id/product_name)
fi
}

#------------------------------ CHECKING -------------------------------#
checkos(){
echo "==============================================="
echo -e "- \e[1;35mACTUAL script version\e[0m \e[1;36m[$VER]\e[0m\e[1;35m on [$SRV]\e[0m"
echo "==============================================="
echo -e "- \e[1;36mMODEL\e[0m version \e[1;36m[$MOD]\e[0m"
echo -e "- \e[1;36mOS\e[0m version \e[1;36m[$OS]\e[0m"
echo "==============================================="
echo -e "- \e[1;33mUPGRADE [OS] PACKAGES\e[0m"
echo "==============================================="
test -f /usr/bin/apt && /usr/bin/pkill apt
test -f /usr/bin/apt && apt-get --with-new-pkgs upgrade -y
test -f /usr/bin/yum && /usr/bin/pkill yum
test -f /usr/bin/yum && yum update -y
sleep 2
if [ -f /home/updateap.sh ]; then
        echo "==============================================="
        echo -e "- \e[1;33mUPGRADE [ADGUARD]\e[0m"
        echo "==============================================="
        /home/updateap.sh
        sleep 2
fi
}
checklog(){
if [ -f /var/log/wtmp ]; then
        echo "==============================================="
        echo -e "- \e[1;32mLAST [LOGGED] USERS\e[0m"
        echo "==============================================="
        last | head -5
        sleep 2
else
        touch /var/log/wtmp
        chmod 0664 /var/log/wtmp
        chown root:utmp /var/log/wtmp
        #apt-get -y -qq install wtmpdb
fi
}
checksys(){
echo "==============================================="
echo -e "- \e[1;32mCHECK [SYSTEM] LOAD\e[0m"
echo "==============================================="
checkload(){
LOAD=$(cat /proc/loadavg | awk '{print $1}' | awk '{print ($0-int($0)<0.499)?int($0):int($0)+1}')
LOAD1=$(cat /proc/loadavg | awk '{print $1}')
LOAD23=$(cat /proc/loadavg | awk {'print $2,$3'})
TRIGGER=$(grep pro /proc/cpuinfo | grep -v model -c)
if [ "$LOAD" -ge "$TRIGGER" ];
then
        echo -e "\e[1;31m$LOAD1\e[0m $LOAD23 system \e[1;31mLOAD\e[0m"
        test -f /bin/process-stat.sh && sed -i '/clear/d' /bin/process-stat.sh
        test -f /bin/process-stat.sh && /bin/process-stat.sh
else
        echo -e "\e[1;32m$LOAD1\e[0m $LOAD23 system \e[1;32mLOAD\e[0m"
fi
}
checkload
checkram(){
free -m | awk 'NR==2{printf "%s/%sMB (%.2f%%)\n", $3,$2,$3*100/$2 }' > /tmp/umem
MEMPER=$(cat /tmp/umem | awk '{print $NF}' | sed 's/\./ /g' | awk '{print $1}' | sed 's/(//g')
MEMORY=$(cat /tmp/umem)
if [ "$MEMPER" -gt "75" ];
then
        echo -e "\e[1;31m$MEMORY\e[0m consumed \e[1;31mRAM\e[0m"
        test -f /bin/memory-stat && sed -i '/clear/d' /bin/memory-stat
        test -f /bin/memory-stat && /bin/memory-stat
else
        echo -e "\e[1;32m$MEMORY\e[0m consumed \e[1;32mRAM\e[0m"
fi
}
checkram
sleep 2
}
checkserv(){
echo "==============================================="
echo -e "- \e[1;32mCHECK [SYSTEM] SERVICES\e[0m"
echo "==============================================="
monit summary
sleep 2
}
checkmail(){
echo "==============================================="
echo -e "- \e[1;32mCHECK [BLOCKED] EMAILS\e[0m"
echo "==============================================="
mailq
sleep 2
echo "==============================================="
echo -e "- \e[1;33mREMOVE [BLOCKED] EMAILS\e[0m"
echo "==============================================="
postsuper -d ALL
sleep 2
}
checkbck(){
if [ -d /backup/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [LOCAL] BACKUPS\e[0m"
        echo "==============================================="
        if ! find . -type f -name "*.gz" | grep -q .;
        then
                echo -e "\e[1;31mMissing\e[0m backups in [ \e[1;31m/backup/\e[0m]"
        else
                ls -laftr /backup/*.gz | grep "$(date +%m)" | tail -4
        fi
        sleep 2
fi
if [ -d /home/cisco/backups/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [CISCO] BACKUPS\e[0m"
        echo "==============================================="
        find /home/cisco/backups/ -type f -exec ls -t \{\} \+ | head | sort
        sleep 2
fi
if [ -d /var/lib/unifi/backup/autobackup/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [UNIFY] BACKUPS\e[0m"
        echo "==============================================="
        ls -laFtr /var/lib/unifi/backup/autobackup/ | grep "$(date +%Y%m)" | tail -2
        sleep 2
fi
if [ -d /var/lib/ipa/backup/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [IPA] BACKUPS\e[0m"
        echo "==============================================="
        ls /var/lib/ipa/backup/ | tail -3
        sleep 2
fi
if [ -d /backupDB/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [DB] BACKUPS\e[0m"
        echo "==============================================="
        find /backupDB/ -name \*.gz -print | grep "\-$(date +%m)-" | tail -5
        sleep 2
fi
if [ -d /opt/backup/ ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [GLOBAL] BACKUPS\e[0m"
        echo "==============================================="
        find /opt/backup/ -type f -exec ls -t \{\} \+ | head
        sleep 2
fi
DST=$(df -h | egrep "backup|Synology|NAS|usb" | awk '{print $NF}')
if [ ! -z "$DST" ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [PVE-MAIN-CONFIG] BACKUPS\e[0m"
        echo "==============================================="
        ls -laftr $DST/pve/ | grep "$(date +%y%m)" | tail -3
        sleep 2
fi
if [ -f /home/pve_backup.sh ]; then
        sed -i '/clear/d' /home/pve_backup.sh
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [PVE-VM] BACKUPS\e[0m"
        echo "==============================================="
        /home/pve_backup.sh
        sleep 2
fi
}
checkhdd(){
if [ -f /home/raid.sh ]; then
        sed -i '/clear/d' /home/raid.sh
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [HDD] STATUS\e[0m"
        echo "==============================================="
        test -f /home/raid.sh && /home/raid.sh
        test -f /home/hdd.sh && /home/hdd.sh
        sleep 2
fi
}
checkclus(){
if [ -f /usr/sbin/pcs ]; then
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [WEB] CLUSTER\e[0m"
        echo "==============================================="
        pcs cluster status | tail -2 | column -t
        sleep 2
fi
}
checkweb(){
if [ -f /home/check_certifcate.sh ]; then
        sed -i '/clear/d' /home/check_certifcate.sh
        echo "==============================================="
        echo -e "- \e[1;32mCHECK [WEB] CERTIFICATES\e[0m"
        echo "==============================================="
        /home/check_certifcate.sh
        sleep 2
fi
}
checkdmsg(){
DMS=$(dmesg --level=emerg,alert,crit,err | head -1 | awk '{print $1}')
if [ ! -z $DMS ]; then
        echo "==============================================="
        echo -e "- \e[1;33mCHECK [DMSG] ERROR LOGS\e[0m"
        echo "==============================================="
        dmesg --level=emerg,alert,crit,err --ctime
        sleep 2
fi
}
cleanos(){
echo "==============================================="
echo -e "- \e[1;33mCLEAN SERVER [$SRV]\e[0m"
echo "==============================================="
test -f /home/clean.sh && sed -i '/clear/d' /home/clean.sh
test -f /home/clean.sh && /home/clean.sh
history -c
echo "==============================================="
}

#-------------------------------- CORE ---------------------------------#
clear
checkhw
checkos
checklog
checksys
checkserv
checkmail
checkbck
checkhdd
checkclus
checkweb
checkdmsg
cleanos