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Old

BASH datetime for scripts

Posted 04-05-2020 at 05:16 PM by karanis
Tags bash, time
#!/bin/bash
dt=`date '+%d/%m/%Y %H:%M:%S'`
echo "$dt"
LQ Newbie
Posted in Uncategorized
Views 297 Comments 0 karanis is offline
Old

BASH get ip from ifconfig ( and grep hostname from /etc/hosts by IP)

Posted 04-05-2020 at 05:13 PM by karanis
Updated 04-05-2020 at 05:15 PM by karanis
Tags bash, net
#!/bin/bash

IP=`/usr/sbin/ip addr show dev eth0| grep -v inet6| awk ' !/127.0.0.1/ && /inet/ { gsub(/\/.*/, "", $2); print $2 }'`
grep $IP /etc/hosts | sed -r s/$IP\\s\\t//
LQ Newbie
Posted in Uncategorized
Views 791 Comments 0 karanis is offline
Old

BASH delete line from file

Posted 04-05-2020 at 05:12 PM by karanis
Tags bash
https://www.folkstalk.com/2013/03/se...-examples.html

sed '/^u/d' file
Deletes a line starting with u
LQ Newbie
Posted in Uncategorized
Views 187 Comments 0 karanis is offline
Old

BASH fork

Posted 04-05-2020 at 05:11 PM by karanis
Tags bash, fork
#!/usr/bin/bash
function_to_fork() {
...
}

function_to_fork &
# ... execution continues in parent process ...
LQ Newbie
Posted in Uncategorized
Views 212 Comments 0 karanis is offline
Old

nmap Scan Network (better&faster)

Posted 04-05-2020 at 05:10 PM by karanis
Tags bash, net
nmap -sL 192.168.*.* | grep \(1
ip neigh show dev eth1
LQ Newbie
Posted in Uncategorized
Views 261 Comments 0 karanis is offline
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