Skip to content

Instantly share code, notes, and snippets.

@raymondbutcher

raymondbutcher/waitfor

Last active August 29, 2015 14:02
Show Gist options
  • Save raymondbutcher/e27316a6418c361aa565 to your computer and use it in GitHub Desktop.
Save raymondbutcher/e27316a6418c361aa565 to your computer and use it in GitHub Desktop.
Download ZIP
A shell script that waits until a command returns successfully.
Raw
waitfor
#!/usr/bin/env bash
if [ -z $1 ]
then
script=`basename $0`
echo "Usage: $script <command>"
echo "Example: $script sudo service httpd status"
exit 1
fi
until status=`$*`
do
echo $status
sleep 1
done
echo $status
@raymondbutcher
Copy link
Author

I'm using this for a release script, to block until things are ready.

Wait until puppet has finished running:

waitwhile ps -C puppet

Wait until apache is running:

waitfor sudo service httpd status

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment