mirror of
https://github.com/pratiktri/dotfiles.git
synced 2026-02-04 16:41:43 +05:30
116 lines
4.1 KiB
Bash
116 lines
4.1 KiB
Bash
#!/bin/sh
|
|
|
|
# Directories and Directory listings
|
|
dir_size(){
|
|
if [ "$1" = "" ]; then
|
|
dir="$PWD"
|
|
else
|
|
dir="$1"
|
|
fi
|
|
|
|
du -ah "$dir" --max-depth=1 | sort -hr
|
|
}
|
|
|
|
# Network
|
|
alias flush-dns="sudo systemd-resolve --flush-caches"
|
|
alias dnsreset="sudo systemctl restart dnscrypt-proxy"
|
|
alias dnscheck="dnscrypt-proxy -resolve google.com"
|
|
alias ips='printf "Local IP:- "; hostname -I | cut -f1 -d " "; printf "Public IP:- "; curl -s https://ipinfo.io/ip'
|
|
alias ipdetails='printf "Local IP:- "; hostname -I | cut -f1 -d " "; printf "Public IP Details:- \n"; geoip'
|
|
alias listening_apps="sudo netstat -nutlp | grep ':' | awk '{print \$1,\$4,\$NF}' | awk -F: '{print \$1,\$(NF-1),\$NF}' | awk -v OFS=\"\t\" 'BEGIN {printf (\"%s\t%s\t\t%s \n\", \"PROTO\", \"PORT\", \"APPLICATION\")} {print \$1 , \$(NF-1) ,\" \" , \$NF}' | (read -r; printf \"%s\n\" \"\$REPLY\"; sort -k2 -n)"
|
|
|
|
|
|
# Update & Upgrades
|
|
alias up="sudo pkcon refresh && sudo pkcon update && sudo apt dist-upgrade && sudo apt autoremove && rustup update && brew upgrade && brew autoremove && brew cleanup && npm update -g"
|
|
alias distup="sudo apt dist-upgrade"
|
|
alias autorem="sudo apt autoremove"
|
|
alias update="sudo apt-get update"
|
|
alias install="sudo apt-get install "
|
|
alias remove="sudo apt-get remove "
|
|
|
|
|
|
# For servers
|
|
alias ngt="sudo nginx -t"
|
|
alias ngrestart="sudo systemctl restart nginx"
|
|
alias ngreload="sudo systemctl reload nginx"
|
|
alias ngstop="sudo systemctl stop nginx"
|
|
alias fpmreset71="sudo systemctl restart php7.1-fpm"
|
|
alias fpmreset72="sudo systemctl restart php7.2-fpm"
|
|
alias fpmreset73="sudo systemctl restart php7.3-fpm"
|
|
alias fpmreset74="sudo systemctl restart php7.4-fpm"
|
|
|
|
f2b_banned_ips() {
|
|
provided_jail=$1
|
|
|
|
if [ "${provided_jail// /}" != "" ]; then
|
|
for ip in "$(sudo fail2ban-client status "$provided_jail" | tail -1 | sed 's/[^:]*://;s/\s*//')"
|
|
do
|
|
printf "%17s\n" "$ip"
|
|
done
|
|
else
|
|
total_ips_banned=0
|
|
for JAIL in "$(sudo fail2ban-client status | tail -1 | sed 's/[^:]*://;s/\s*//;s/,//g')"
|
|
do
|
|
banned_ip_count=$(sudo fail2ban-client status "$JAIL" | grep -oP 'Currently banned:\s*\K\d+')
|
|
|
|
if [ "$banned_ip_count" -gt 0 ]; then
|
|
echo "${JAIL}: ${banned_ip_count}"
|
|
|
|
for ip in "$(sudo fail2ban-client status "$JAIL" | tail -1 | sed 's/[^:]*://;s/\s*//')"
|
|
do
|
|
printf "%17s\n" "[$ip]"
|
|
done
|
|
|
|
total_ips_banned=$(( total_ips_banned + banned_ip_count ))
|
|
|
|
echo
|
|
else
|
|
echo -e "${JAIL}:\n -None-\n"
|
|
fi
|
|
done
|
|
|
|
echo "Total IPs banned across all jails - ${total_ips_banned}"
|
|
fi
|
|
}
|
|
|
|
f2b_unban_ip() {
|
|
ip_to_unban="$1"
|
|
jail="$2"
|
|
|
|
# If jail is provided - use that jail to directly unban
|
|
if [ "${jail// /}" != "" ]; then
|
|
sudo fail2ban-client set "$jail" unbanip "$ip_to_unban" > /dev/null && echo "Successfully released ban"
|
|
else
|
|
# Find all JAILS this IP belong to
|
|
# Unban the ip where ever it is found
|
|
|
|
for JAIL in "$(sudo fail2ban-client status | tail -1 | sed 's/[^:]*://;s/\s*//;s/,//g')"
|
|
do
|
|
banned_ip_count=$(sudo fail2ban-client status "$JAIL" | grep -oP 'Currently banned:\s*\K\d+')
|
|
if [ "$banned_ip_count" -gt 0 ] && [[ $(sudo fail2ban-client status "$JAIL") == *"$ip_to_unban"* ]]; then
|
|
found_ip="true"
|
|
echo "Unbanning from ${JAIL}:"
|
|
sudo fail2ban-client set "$JAIL" unbanip "$ip_to_unban" > /dev/null && echo "Successfully released ban"
|
|
fi
|
|
done
|
|
|
|
if [[ -z "${found_ip// /}" ]]; then
|
|
echo "${ip_to_unban} was not found in any banned lists."
|
|
echo "No action taken."
|
|
fi
|
|
fi
|
|
}
|
|
|
|
f2b_ban_an_ip(){
|
|
ip_to_ban=$1
|
|
ban_jail=$2
|
|
|
|
if [[ ( -z "${ip_to_ban// /}" ) || ( -z "${ban_jail// /}" ) ]]; then
|
|
echo "Please provide an IP and a Jail (in that order)"
|
|
echo -e "eg -\n\t f2b_ban_an_ip 1.1.1.1 sshd"
|
|
return 1
|
|
fi
|
|
|
|
sudo fail2ban-client set "$ban_jail" banip "$ip_to_ban" > /dev/null && echo "Ban successful"
|
|
}
|