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Diffstat (limited to 'oh-my-zsh/plugins/systemadmin')
| -rw-r--r-- | oh-my-zsh/plugins/systemadmin/README.md | 51 | ||||
| -rw-r--r-- | oh-my-zsh/plugins/systemadmin/systemadmin.plugin.zsh | 163 |
2 files changed, 214 insertions, 0 deletions
diff --git a/oh-my-zsh/plugins/systemadmin/README.md b/oh-my-zsh/plugins/systemadmin/README.md new file mode 100644 index 0000000..3a9d9de --- /dev/null +++ b/oh-my-zsh/plugins/systemadmin/README.md @@ -0,0 +1,51 @@ +# Systemadmin plugin + +This plugin adds a series of aliases and functions which make a System Administrator's life easier. + +To use it, add `systemadmin` to the plugins array in your zshrc file: + +```zsh +plugins=(... systemadmin) +``` + +## Aliases + +| Alias | Command | Description | +|---------|----------------------------------------------------------------------------|--------------------------------------------------------------------| +| ping | `ping -c 5` | Sends only 5 ICMP Messages | +| clr | `clear; echo Currently logged in on $TTY, as $USERNAME in directory $PWD.` | Clears the screen and prints the current user, TTY, and directory | +| path | `print -l $path` | Displays PATH with each entry on a separate line | +| mkdir | `mkdir -pv` | Automatically create parent directories and display verbose output | +| psmem | `ps -e -orss=,args= \| sort -b -k1 -nr` | Display the processes using the most memory | +| psmem10 | `ps -e -orss=,args= \| sort -b -k1 -nr \| head -n 10` | Display the top 10 processes using the most memory | +| pscpu | `ps -e -o pcpu,cpu,nice,state,cputime,args \|sort -k1 -nr` | Display the top processes using the most CPU | +| pscpu10 | `ps -e -o pcpu,cpu,nice,state,cputime,args \|sort -k1 -nr \| head -n 10` | Display the top 10 processes using the most CPU | +| hist10 | `print -l ${(o)history%% *} \| uniq -c \| sort -nr \| head -n 10` | Display the top 10 most used commands in the history | + +## Functions + +| Function | Description | +|-------------|-----------------------------------------------------------------------------------------------------------------------| +| dls | List only directories in the current directory | +| psgrep | List all processes that match the pattern input after the command | +| killit | Kills any process that matches a regular expression passed to it | +| tree | List contents of directories in a tree-like format (if tree isn't installed) | +| sortcons | Sort connections by state | +| con80 | View all 80 Port Connections | +| sortconip | On the connected IP sorted by the number of connections | +| req20 | List the top 20 requests on port 80 | +| http20 | List the top 20 connections to port 80 based on tcpdump data | +| timewait20 | List the top 20 time_wait connections | +| syn20 | List the top 20 SYN connections | +| port_pro | Output all processes according to the port number | +| accessip10 | List the top 10 accesses to the ip address in the nginx/access.log file or another log file if specified | +| visitpage20 | List the top 20 most visited files or pages in the nginx/access.log file or another log file if specified | +| consume100 | List the 100 most time-consuming Page lists (more than 60 seconds) as well as the corresponding number of occurrences | +| webtraffic | List website traffic statistics in GB from the nginx/access.log file or another log file if specified | +| c404 | List statistics on 404 connections in the nginx/access.log file or another log file if specified | +| httpstatus | List statistics based on http status in the nginx/access.log file or another log file if specified | +| d0 | Delete 0 byte files recursively in the current directory or another if specified | +| geteip | Gather information regarding an external IP address using [icanhazip.com](https://icanhazip.com) | +| getip | Determine the local IP Address with `ip addr` or `ifconfig` | +| clrz | Clear zombie processes | +| conssec | Show number of concurrent connections per second based on ngnix/access.log file or another log file if specified | diff --git a/oh-my-zsh/plugins/systemadmin/systemadmin.plugin.zsh b/oh-my-zsh/plugins/systemadmin/systemadmin.plugin.zsh new file mode 100644 index 0000000..9b5159f --- /dev/null +++ b/oh-my-zsh/plugins/systemadmin/systemadmin.plugin.zsh @@ -0,0 +1,163 @@ +# ------------------------------------------------------------------------------ +# 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() { + netstat -nat |awk '{print $6}'|sort|uniq -c|sort -rn +} + +# View all 80 Port Connections +function con80() { + netstat -nat|grep -i ":80"|wc -l +} + +# On the connected IP sorted by the number of connections +function sortconip() { + netstat -ntu | awk '{print $5}' | cut -d: -f1 | sort | uniq -c | sort -n +} + +# top20 of Find the number of requests on 80 port +function req20() { + netstat -anlp|grep 80|grep tcp|awk '{print $5}'|awk -F: '{print $1}'|sort|uniq -c|sort -nr|head -n20 +} + +# 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() { + netstat -n|grep TIME_WAIT|awk '{print $5}'|sort|uniq -c|sort -rn|head -n20 +} + +# top20 of Find SYN connection +function syn20() { + netstat -an | grep SYN | awk '{print $5}' | awk -F: '{print $1}' | sort | uniq -c | sort -nr|head -n20 +} + +# Printing process according to the port number +function port_pro() { + netstat -ntlp | grep "${1:-.}" | awk '{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 + curl -s -S -6 https://icanhazip.com +} + +# 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 +} |