Commands by crccheck

Commands by crccheck (1)

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Sample logstash events on a redis queue

If you have a load of logstash events in a redis queue (here named "logstash"), here's a fast way to examine the type and message of the event.
This is sample output - yours may be different.
0

for i in {0..100}; do redis-cli LINDEX logstash ${i} | jq .type,.message; done

crccheck · 2015-05-22 16:01:02 0

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Extract all 404 errors from your apache accesslog (prefix lines by occurrences number)

rename a file to its md5sum

Detect illegal access to kernel space, potentially useful for Meltdown detection

Based on capsule8 agent examples, not rigorously tested

Recursive chmod all files and directories within the current directory

Colorized JSON pretty printing

Uses pygmentize and python to create indented and colorized JSON output

Write a shell script that removes files that contain a string

Deletes files in the current directory or its subdirectories that match "regexp" but handle directories, newlines, spaces, and other funky characters better than the original #13315. Also uses grep's "-q" to be quiet and quit at the first match, making this much faster. No need for awk either.

Get My Public IP Address

Simulate typing

Know which modules are loaded on an Apache server

This let you know which modules has loaded the Apache server, very useful to know if the mod_rewrite is ready to use.

Save xkcd to a pdf with captions

Saves to a PDF with title and alt text of comic. As asked for on http://bbs.archlinux.org/viewtopic.php?id=91100 Change xkcd.com to dynamic.xkcd.com/comics/random for a random comic.

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