deviousway’s gists

deviousway / frimware dell live iso

Last active February 20, 2018 02:49

update firmware on Dell servers on production from dell live iso (Centos7)

	download iso from repo
	https://www.dell.com/support/article/us/en/04/sln296511/updating-dell-poweredge-servers-via-bootable-media-iso?lang=en
	mkdir -p /mnt/disk
	mount -o loop download /mnt/disk
	#where "download" is name of downloaded file.
	yum install -y glibc.i686 procmail compat-libstdc++-33.i686 libxml2.i686 libstdc++.i686

	cd /mnt/disk/drm_files/repository/System$$$$$$$
	sh ./apply_components.sh

deviousway / lsof.txt

Created January 23, 2018 21:35

lsof command to find all things listening on ports

lsof -Pnl +M -i4 | grep LISTEN

deviousway / Cat_File_Without_Comments.txt

Created December 18, 2017 18:36

Cat a File, Without the Comments

deviousway / exim_clean_queue

Created November 30, 2017 12:27

Exim Remove All messages From the Mail Queue

	exim -bp \| awk '/^ *[0-9]+[mhd]/{print "exim -Mrm " $3}' \| bash
	or
	exim -bp \| exiqgrep -i \| xargs exim -Mrm

deviousway / sed_grep_replace

Created November 14, 2017 09:54

sed -i 's/oldstring/new string/g'

deviousway / create_mysl_db_and_user

Last active March 9, 2018 10:42

create_mysl_db_and_user

	CREATE database $databasename;
	CREATE USER '$newuser'@'localhost' IDENTIFIED BY '$password';
	GRANT ALL PRIVILEGES ON $databasename.* TO '$newuser'@'localhost';
	or to all
	GRANT ALL PRIVILEGES ON . TO '$newuser'@'localhost';

	Reset pass for mysql user

	ALTER USER '$user'@'localhost' IDENTIFIED BY '$password' ;

deviousway / mount iso linux.txt

Last active January 27, 2018 08:14

mount iso linux

	mkdir -p /mnt/disk
	mount -o loop $$$$.iso /mnt/disk

	yum install squashfs-tools
	unsquashfs filesystem.squashfs
	mv filesystem.squashfs /path/to/backup/


	mount squashfs/LiveOS/ext3fs.img ext3fs -o loop

deviousway / plesk.txt

Last active November 8, 2017 11:36

Plesk

	#Show email passwords.
	/usr/local/psa/admin/sbin/mail_auth_view

deviousway / ffmpeg_mkv_to_mp4.txt

Last active November 8, 2017 11:37

ffmpeg mkv to mp4

for i in *mkv; do ffmpeg -i $i -vcodec copy -acodec copy $i.mp4; done

deviousway / ffmpeg_swap_chanel.txt

Last active November 8, 2017 11:36

ffmpeg swap audio channel in video

ffmpeg -i $input -map_channel 0.1.1 -strict -2 $output