monitoring.sh

"monitoring.sh" 45L, 1360B                                                       33,4          All
#!/bin/bash

arch=$(uname -a)

cpu_sockets=$(lscpu | grep Socket | awk '{print $2}')
vcpu=$(nproc)

total_mem=$(free -m | grep Mem | awk '{print $2}')
used_mem=$(free -m | grep Mem | awk '{print $3}')
percent_mem=$(free -m | grep Mem | awk '{print $3/$2 * 100}')

total_storage=$(df -h --block-size=G --total | awk '/total/ {print $2}')
used_storage=$(df -h --block-size=G --total | awk '/total/ {print $3}')
percent_storage=$(df --block-size=G --total | awk '/total/ {print $5}')

cpu1=$(mpstat | tail -n 1 | awk '{print $4}')
cpu2=$(mpstat | tail -n 1 | awk '{print $6}')
percent_cpu=$(echo "$cpu1 + $cpu2" | bc)

boot_date=$(who -b | awk '{print $3 " " $4}')

lvm_active=$(lsblk | grep -q "lvm" && echo "yes" || echo "no")

active_connections=$(ss -tun |  grep -v "State" | wc -l)

users=$(w | grep "pts" | wc -l)

IPv4=$(hostname -I | awk '{print $1}')
MAC=$(ip link show | awk '/ether/ {print $2}' | head -n 1)

sudo_count=$(echo "obase=10; ibase=36; $(cat /var/log/sudo/seq)" | bc)

wall "#Architecture: $arch
#CPU physical: $cpu_sockets
#vCPU: $vcpu
#Memory Usage: $used_mem/${total_mem}MB (${percent_mem}%%)
#Disk Usage: $used_storage/${total_storage}GB $percent_storage%
#CPU load: $cmd3%%
#Last boot: $boot_date
#LVM use: $lvm_active
#Connections TCP: $active_connections ESTABLISHED
#User log: $users
#Network: IP $IPv4 ($MAC)
#Sudo: $sudo_count
"