What's git hook?

Git call a shell script when some actions occur.

post-receive hook will be called when receive git push (in remote server).

man githooks

post-receive
   This hook is invoked by git-receive-pack on the remote repository, which happens when a git push is done on a local repository. It executes on the remote repository
   once after all the refs have been updated.

How it's used

• Post to IRC
• Send Mail
• Kick UnitTest
• Kick WebHook
• etc...

Example

http://pasra.tk/ is working by some members, so I created hook to do the following things:

• Upload to http://pasra.tk/
• Notify to IRC

Codes

sayirc is

post-receive hook usage

Arguments specified by STDIN with format <old rev> <new rev> <ref>.

First set old rev and new rev to ENV using Ruby.

Then get log by git log $OLD..$NEW, and pass to sayirc.

Finally git pull at www public directory.