#!/bin/bash

PATH=/usr/local/bin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin

date
echo

# eventually defines ntpsrv
[[ -f /etc/mirrors.conf ]] && source /etc/mirrors.conf

if [[ -x /root/backup.ksh && -x /root/upload.ksh ]]; then
	echo BACKUP
	echo
	time nice /root/backup.ksh
	echo

	echo UPLOAD
	echo
	time nice /root/upload.ksh
	echo
else
	echo backup scripts not present
	echo
fi

#
# SYSTEM
#

echo TIME SYNC
echo
if [[ -n $ntpsrv && -z `pgrep ntpd` && -z `pgrep chronyd` ]]; then
	ntpdate -u $ntpsrv
elif [[ -x `which ntpctl 2>/dev/null` ]]; then
	ntpctl -s status
elif [[ -x `which chronyc 2>/dev/null` ]]; then
	chronyc sources -a
	#chronyc selectdata -a
else
	echo no time sync available
fi
echo
[[ -x `which ntpq 2>/dev/null` ]] && ntpq -p && echo
[[ -x `which adjtimex 2>/dev/null` ]] && adjtimex -p && echo

# is this already done by the ntp daemon?
echo -n hardware clock...
hwclock --utc --systohc && echo done || echo FAIL
echo

echo WHO IS WHO
echo
w
echo

echo SERVICE STATUS
echo
/root/STATUS
echo

echo TOP 10 PROCESSES
echo
LINES=17 top -b -n1 -w # top 10
echo

echo CLEAN PROCESS TREE
echo
# w/o wide to shorten jitsi process
ps --pid 2 --ppid 2 --deselect uf
echo

echo MAIL QUEUE
echo
mailq
echo

#
# NETWORK
#

echo WHAT IS MY IP
echo
ip=`curl -s ifconfig.me`
# donno why cannot also ^ aside the $
reverse=`host $ip | awk '{print $NF}' | grep -E '[[:alnum:]-]{1,72}\.$'`
echo $HOSTNAME public IP is $ip which resolves to $reverse
unset ip reverse
echo

echo ROUTING TABLE
echo
netstat -rn
echo

echo ARP TABLE
echo
arp -a
echo

echo WHAT IS LISTENING
echo
netstat -lntupe
echo

echo ACTIVE CONNECTIONS
echo
netstat -atupe | grep -vE '0\.0\.0\.0:|\[::\]:'
echo

#echo CURRENTLY BLACK-LISTED IP ADDRESSES
#echo
#for ip in `cut -f4 -d'|' /var/lib/sshguard/enemies`; do
#	echo -e $ip:\ \\c
#	host -W 1 $ip
#done; unset ip
#cp /var/lib/sshguard/enemies /var/lib/sshguard/enemies.`date +%s`
#echo

#echo ACTIVE FILTERING RULES
#echo
#nft list ruleset
#echo

# assuming IP4 /24 for all interfaces
#addresses=`ifconfig | grep 'inet ' | grep -v '127\.0\.0\.1' | awk '{print $2}'`
#for address in $addresses; do
#	subnet=${address%\.*}/24
#	echo PING SCAN $subnet
#	echo
#	time nmap -sn $subnet -oG - -T4
#	echo
#	unset subnet
#done; unset address
#unset addresses
#
#echo ARP table \(after ping scan\)
#echo
#arp -a
#echo

# output differs depending on available sensors
# hence we put it at the end to ease comparison of the messages
if [[ -x `which sensors 2>/dev/null` ]]; then
	echo TEMPERATURE
	echo
	sensors
else
	echo lm_sensors not installed
fi
echo

# don't do that on current
#slackpkg update
#slackpkg -batch=on -default_answer=y upgrade-all