1. knife-exec(1)
2. Chef Manual
3. knife-exec(1)

NAME

knife-exec - Run user scripts using the Chef API DSL

SYNOPSIS

knife exec (options)

-E, --exec CODE

Provide a snippet of code to evaluate on the command line

DESCRIPTION

knife exec runs arbitrary ruby scripts in a context similar to that of the chef-shell(1) DSL. See the chef-shell documentation for a description of the commands available.

EXAMPLES

Make an API call against an arbitrary endpoint

knife exec -E 'api.get("nodes/fluke.localdomain/cookbooks")' => list of cookbooks for the node fluke.localdomain

Remove the role obsolete from all nodes

knife exec -E 'nodes.transform(:all){|n| n.run_list.delete("role[obsolete]")}'

Generate the expanded run list for hosts in the webserver role

knife exec -E 'nodes.find(:roles => "webserver") {|n| n.expand!; n[:recipes]}'

SEE ALSO

chef-shell(1)

AUTHOR

Chef was written by Adam Jacob adam@opscode.com with many contributions from the community.

DOCUMENTATION

This manual page was written by Joshua Timberman joshua@opscode.com. Permission is granted to copy, distribute and / or modify this document under the terms of the Apache 2.0 License.

CHEF

Knife is distributed with Chef. http://wiki.opscode.com/display/chef/Home

1. Chef 11.8.0.rc.0
2. October 2013
3. knife-exec(1)