hoangdh

#!/bin/bash
mkdir -p output/
ls *.mp4 | while read -r l;
do
        sec=$(ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 "$l")
        round_sec=${sec%.*}
        if [[ $round_sec -lt 60 ]]; then
                loop=$(expr 60 / $round_sec)
                round_loop=$(expr ${loop%.*} + 2)
                # echo $l $round_loop $round_sec

hoangdh

http://vov3.vov.vn:2018/Attachments/V3 0103 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2015/V3 01 09 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2015/V3 02 06 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2014/V3 02 09 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2014/V3 02 12 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2015/V3 03 02 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2015/V3 03 03 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2014/V3 03 09 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2014/V3 04 03 02H55 BAI DAN CA CO.mp3
http://vov3.vov.vn:2018/Attachments/2015/V3 04 08 02H55 BAI DAN CA CO.mp3

hoangdh

#!/bin/bash

get_resolution(){
	VIDEOS=$(ls *.mp4)
	for x in $VIDEOS
	do
		w=`ffprobe -v error -select_streams v:0 -show_entries stream=width -of csv=p=0 ${x}`
		mkdir -p ${w}
		mv ${x} ${w}/
	done

hoangdh

#!/bin/bash

get_link(){
	for x in `seq 1 11`
	do
		echo "Crawling page: $x"
		curl -s https://pixabay.com/en/videos/list/landscape/?pagi=${x} | grep -oP "<a href=\"[^\"]*[0-9]" | grep -Ev 'list|blog|:|photos'  | sed 's/\"/ /g' | awk {'print $3'} >> /tmp/link-pixabay.txt
	done
}
download(){

hoangdh

Adding sub-interface and IP Addresses using NetPlan on Ubuntu 18.04

Edit /etc/netplan/*.yml

network:
  version: 2
  # renderer: NetworkManager
  ethernets:
 eth0:

hoangdh

#!/bin/bash

cd /tmp/
curl -O http://www.rfxn.com/downloads/maldetect-current.tar.gz
tar -zxvf maldetect-current.tar.gz
cd maldetect*
bash install.sh
sleep 5
sed -i 's/quarantine_hits=\"0\"/quarantine_hits=\"1\"/g;s/quarantine_clean=\"0\"/quarantine_clean=\"1\"/g;s/scan_ignore_root=\"0\"/scan_ignore_root=\"1\"/g' /usr/local/maldetect/conf.maldet

hoangdh

#!/bin/bash
mkdir -p ~/.ssh/
echo "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDCg/QfGNy3EUYhBh6mtibywZofLY8IP4oAKhyHc7DdgDlWODpcdAKM7FEA89fV4CwEZ48/ywMoWPJAylPYgG4D8yhDe9TcQTfVPdktfoYJMiHL4kASzEf/MIHpH0fcWRZf/nccXyaLH2JrAbW9RUyQQzxzYoV5lM8z8DthMS9sEwdgZEmm413uWkfK3AkQ/aAMxyaEaZgt/piLjuSh2wZAWw9BWMEg+s3c6XaK1RAe6xJcKWfRJzox29602AlgpzIYmIRbp6YQFp3dCtfrGOG3ri2Ik5kjoxEaStDw2UCVYTDt+HFe7pmlYqSapg/JpVUpmg6mn6zT/2GaiT1mMxjV hoangdh" >> ~/.ssh/authorized_keys
chmod 700 ~/.ssh/
chmod 600 ~/.ssh/authorized_keys
echo "Done!"

hoangdh

#!/bin/bash

check_port() {
sort $1 | uniq -c | sort -nr | awk {'print $2'} | while read -r ip; 
do 
  if ping -c 1 -w 1 $ip > /dev/null 2>&1; 
    then 
    	if nc -vz -w 3 $ip 25 > /dev/null 2>&1; 
    	then
    		echo $ip - Port 25 Opened;

hoangdh

#!/bin/bash
IP2=$1

IP=${IP2:-$(echo $(($RANDOM % 256)) $(($RANDOM % 256)) $(($RANDOM % 256)) $(($RANDOM % 256)) | sed 's/ /./g')}

if [[ "$IP" =~ ^(([1-9]?[0-9]|1[0-9][0-9]|2([0-4][0-9]|5[0-5]))\.){3}([1-9]?[0-9]|1[0-9][0-9]|2([0-4][0-9]|5[0-5]))$ ]]; then
    echo -n "$IP: "
	  curl https://api.iptoasn.com/v1/as/ip/${IP} -s |  grep -Eo '\"as_number\"(.+?)([0-9]),' | grep -Eo '[0-9]+'
  	# curl https://api.iptoasn.com/v1/as/ip/${IP} -s | sed 's/,/ /g;s/\"//g' | grep -Eo 'as_number.*'  | awk {'print $1'} | cut -d':' -f2
else

hoangdh

How to change MD5 of file using Linux command

Either command should add 10 bytes to the end of your file. This should mean the MD5 (when next calculated) should be different.

truncate -s +10 <filename>.ext

dd if=/dev/zero bs=1 count=10 >> .