Thanks to: http://bencane.com/2012/09/17/iptables-linux-firewall-rules-for-a-basic-web-server/ http://www.linux.org/threads/base-iptables-rules-that-will-apply-to-virtually-any-web-server.10/ (used this script with modifications) NOTES: Here is a simple script that allows all outbound connections and the inbound connections coming back from those outbound connections (conntrack). AlsoRead More…
DEBIAN – Fix timezone – and see when Daylight Saving Time is ON and OFF
To fix timezone on latest version of debian: # dpkg-reconfigure tzdata That will bring up a menu to fix your timezone, I picked America, Pacific (not Pacific-New, no clue what that is,Read More…
BTRFS – btrfsck, and checking latest version
USE METHODS AT YOUR OWN RISK, IF YOU DECIDE TO USE THIS ARTICLE, HEED ALL OF THE SAFETY MEASURE (IF I MISSED A SAFETY MEASURE, DONT BLAME ME, I SAID USE ATRead More…
BTRFS – transid issue explained and fix
USE METHODS AT YOUR OWN RISK, IF YOU DECIDE TO USE THIS ARTICLE, HEED ALL OF THE SAFETY MEASURE (IF I MISSED A SAFETY MEASURE, DONT BLAME ME, I SAID USE ATRead More…
BTRFS – restore a corrupt filesystem – btrfs recovery mounts & btrfs restore
USE METHODS AT YOUR OWN RISK, IF YOU DECIDE TO USE THIS ARTICLE, HEED ALL OF THE SAFETY MEASURE (IF I MISSED A SAFETY MEASURE, DONT BLAME ME, I SAID USE ATRead More…
HOW TO COPY PUBLIC KEY TO SSH SERVER THATS NOT LISTENING ON PORT 22 – ssh-copy-id only works on port 22 – ssh-copy-id at bottom
HOW TO COPY PUBLIC KEY TO SSH SERVER THATS NOT LISTENING ON PORT 22 – ssh-copy-id only works on port 22 ######################################################################################################## This is needed for passwordless authentication with ssh. Instead ofRead More…
FROM 404 PAGES TO SEARCH PAGES – MAKING A 404 SEARCH PAGE INSTEAD OF A PAGE NOT FOUND
How to repurpose 404 pages from displaying “page not found” to instead searching for page. So that instead it will do a search through your website’s php URI search feature. Thank you to MarkRead More…
Calculate size of everything with echo and find – command substitution, bash integer math
Print the size of everything in the system (Starting at /) in bytes: echo $(($(find / -print “+%s”))) Print the size of everything in the system (Starting at /) in Kbytes: echo $(($(find /Read More…
How to generate a Password using any letter or all letters in CLI – echo, /dev/random, /dev/urandom, head
The linux tr command can be used to substitute certain given letters, or delete them or do substitution and deletion on the given letters compliment. Meaning if I say delete all k’s,Read More…
GREP out quotes – web urls/ links/uris
LOOK FOR ANYTHING IN QUOTES: ############################# This goes well with my new article: amazing way to extract links from raw html cat text.html | grep -o ‘[‘”‘”‘”][^”‘”‘”‘]*[‘”‘”‘”]’ The grep expresion is reallyRead More…