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Contents
=begin rdoc rdoc
== Exec
Ensure a command is run on the instances
== Usage
has_exec(:name => '...') do
# More options.
# This block is optional
end
== Options
* <tt>name</tt> The name of your exec. This is optional, but nice for debugging purposes
* <tt>cwd</tt> Current working directory to execute the command (optional)
* <tt>command</tt> This describes the command to run
* <tt>path</tt> The path to run the command with (optional)
== Examples
has_exec 'ps aux | grep erl | mail -s "running commands" root@root.com' do
onlyif => 'ps aux | grep beam'
end
=end
module PoolParty
module Resources
class Exec < Resource
default_options(
:path => ["/usr/bin:/bin:/usr/local/bin:$PATH"],
:command => nil,
:creates => nil,
:cwd => nil,
:environment => nil,
:group => nil,
:returns => nil,
:user => nil,
:action => :run
)
def print_to_chef
str = 'execute "<%= name %>" do
command <%= print_variable(command || name) %>
path <%= print_variable(path) %>
action <%= print_variable(action ? action : (exists ? :run : :nothing)) %>
'
str << " creates <%= print_variable(creates) %>\n" if creates
str << " cwd <%= print_variable(cwd) %>\n" if cwd
str << " environment <%= print_variable(environment) %>\n" if environment
str << " group <%= print_variable(group) %>\n" if group
str << " returns <%= print_variable(returns) %>\n" if returns
str << " user <%= print_variable(user) %>\n" if user
str << "end"
end
end
end
end
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