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- # ------------------------------------------------------------------------------
- # Description
- # -----------
- #
- # This is one for the system administrator, operation and maintenance.
- #
- # ------------------------------------------------------------------------------
- # Authors
- # -------
- #
- # * Dongweiming <ciici123@gmail.com>
- #
- # ------------------------------------------------------------------------------
- function retlog() {
- if [[ -z $1 ]];then
- echo '/var/log/nginx/access.log'
- else
- echo $1
- fi
- }
- alias ping='ping -c 5'
- alias clr='clear; echo Currently logged in on $TTY, as $USERNAME in directory $PWD.'
- alias path='print -l $path'
- alias mkdir='mkdir -pv'
- # get top process eating memory
- alias psmem='ps -e -orss=,args= | sort -b -k1 -nr'
- alias psmem10='ps -e -orss=,args= | sort -b -k1 -nr | head -n 10'
- # get top process eating cpu if not work try execute : export LC_ALL='C'
- alias pscpu='ps -e -o pcpu,cpu,nice,state,cputime,args | sort -k1,1n -nr'
- alias pscpu10='ps -e -o pcpu,cpu,nice,state,cputime,args | sort -k1,1n -nr | head -n 10'
- # top10 of the history
- alias hist10='print -l ${(o)history%% *} | uniq -c | sort -nr | head -n 10'
- function ip() {
- if [ -t 1 ]; then
- command ip -color "$@"
- else
- command ip "$@"
- fi
- }
- # directory LS
- function dls() {
- print -l *(/)
- }
- function psgrep() {
- ps aux | grep "${1:-.}" | grep -v grep
- }
- # Kills any process that matches a regexp passed to it
- function killit() {
- ps aux | grep -v "grep" | grep "$@" | awk '{print $2}' | xargs sudo kill
- }
- # list contents of directories in a tree-like format
- if ! (( $+commands[tree] )); then
- function tree() {
- find $@ -print | sed -e 's;[^/]*/;|____;g;s;____|; |;g'
- }
- fi
- # Sort connection state
- function sortcons() {
- {
- LANG= ss -nat | awk 'NR > 1 {print $1}' \
- || LANG= netstat -nat | awk 'NR > 2 {print $6}'
- } | sort | uniq -c | sort -rn
- }
- # View all 80 Port Connections
- function con80() {
- {
- LANG= ss -nat || LANG= netstat -nat
- } | grep -E ":80[^0-9]" | wc -l
- }
- # On the connected IP sorted by the number of connections
- function sortconip() {
- {
- LANG= ss -ntu | awk 'NR > 1 {print $6}' \
- || LANG= netstat -ntu | awk 'NR > 2 {print $5}'
- } | cut -d: -f1 | sort | uniq -c | sort -n
- }
- # top20 of Find the number of requests on 80 port
- function req20() {
- {
- LANG= ss -tn | awk '$4 ~ /:80$/ {print $5}' \
- || LANG= netstat -tn | awk '$4 ~ /:80$/ {print $5}'
- } | awk -F: '{print $1}' | sort | uniq -c | sort -nr | head -n 20
- }
- # top20 of Using tcpdump port 80 access to view
- function http20() {
- sudo tcpdump -i eth0 -tnn dst port 80 -c 1000 | awk -F"." '{print $1"."$2"."$3"."$4}' | sort | uniq -c | sort -nr | head -n 20
- }
- # top20 of Find time_wait connection
- function timewait20() {
- {
- LANG= ss -nat | awk 'NR > 1 && /TIME-WAIT/ {print $5}' \
- || LANG= netstat -nat | awk 'NR > 2 && /TIME_WAIT/ {print $5}'
- } | sort | uniq -c | sort -rn | head -n 20
- }
- # top20 of Find SYN connection
- function syn20() {
- {
- LANG= ss -an | awk '/SYN/ {print $5}' \
- || LANG= netstat -an | awk '/SYN/ {print $5}'
- } | awk -F: '{print $1}' | sort | uniq -c | sort -nr | head -n20
- }
- # Printing process according to the port number
- function port_pro() {
- LANG= ss -ntlp | awk "NR > 1 && /:${1:-}/ {print \$6}" | sed 's/.*pid=\([^,]*\).*/\1/' \
- || LANG= netstat -ntlp | awk "NR > 2 && /:${1:-}/ {print \$7}" | cut -d/ -f1
- }
- # top10 of gain access to the ip address
- function accessip10() {
- awk '{counts[$(11)]+=1}; END {for(url in counts) print counts[url], url}' "$(retlog)"
- }
- # top20 of Most Visited file or page
- function visitpage20() {
- awk '{print $11}' "$(retlog)" | sort | uniq -c | sort -nr | head -n 20
- }
- # top100 of Page lists the most time-consuming (more than 60 seconds) as well as the corresponding page number of occurrences
- function consume100() {
- awk '($NF > 60 && $7~/\.php/){print $7}' "$(retlog)" | sort -n | uniq -c | sort -nr | head -n 100
- # if django website or other website make by no suffix language
- # awk '{print $7}' "$(retlog)" | sort -n | uniq -c | sort -nr | head -n 100
- }
- # Website traffic statistics (G)
- function webtraffic() {
- awk "{sum+=$10} END {print sum/1024/1024/1024}" "$(retlog)"
- }
- # Statistical connections 404
- function c404() {
- awk '($9 ~ /404/)' "$(retlog)" | awk '{print $9,$7}' | sort
- }
- # Statistical http status.
- function httpstatus() {
- awk '{counts[$(9)]+=1}; END {for(code in counts) print code, counts[code]}' "$(retlog)"
- }
- # Delete 0 byte file
- function d0() {
- find "${1:-.}" -type f -size 0 -exec rm -rf {} \;
- }
- # gather external ip address
- function geteip() {
- curl -s -S -4 https://icanhazip.com
- # handle case when there is no IPv6 external IP, which shows error
- # curl: (7) Couldn't connect to server
- curl -s -S -6 https://icanhazip.com 2>/dev/null
- local ret=$?
- (( ret == 7 )) && print -P -u2 "%F{red}error: no IPv6 route to host%f"
- return $ret
- }
- # determine local IP address(es)
- function getip() {
- if (( ${+commands[ip]} )); then
- ip addr | awk '/inet /{print $2}' | command grep -v 127.0.0.1
- else
- ifconfig | awk '/inet /{print $2}' | command grep -v 127.0.0.1
- fi
- }
- # Clear zombie processes
- function clrz() {
- ps -eal | awk '{ if ($2 == "Z") {print $4}}' | kill -9
- }
- # Second concurrent
- function conssec() {
- awk '{if($9~/200|30|404/)COUNT[$4]++}END{for( a in COUNT) print a,COUNT[a]}' "$(retlog)" | sort -k 2 -nr | head -n10
- }
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