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require 'puppet/provider/package'
# Ruby gems support.
Puppet::Type.type(:package).provide :gem, :parent => Puppet::Provider::Package do
desc "Ruby Gem support. By default uses remote gems, but you can specify
the path to a local gem via ``source``."
has_feature :versionable
commands :gemcmd => "gem"
def self.gemlist(hash)
command = [command(:gemcmd), "list"]
if hash[:local]
command << "--local"
else
command << "--remote"
end
if name = hash[:justme]
command << name
end
begin
list = execute(command).split("\n\n").collect do |set|
if gemhash = gemsplit(set)
gemhash[:provider] = :gem
gemhash
else
nil
end
end.reject { |p| p.nil? }
rescue Puppet::ExecutionFailure => detail
raise Puppet::Error, "Could not list gems: %s" % detail
end
if hash[:justme]
return list.shift
else
return list
end
end
def self.gemsplit(desc)
case desc
when /^\*\*\*/: return nil
when /^(\S+)\s+\((.+)\)\n/
name = $1
version = $2.split(/,\s*/)[0]
return {
:name => name,
:ensure => version
}
else
Puppet.warning "Could not match %s" % desc
nil
end
end
def self.instances(justme = false)
gemlist(:local => true).collect do |hash|
new(hash)
end
end
def install(useversion = true)
command = ["install"]
if (! @resource.should(:ensure).is_a? Symbol) and useversion
command << "-v" << @resource.should(:ensure)
end
# Always include dependencies
command << "--include-dependencies"
if source = @resource[:source]
command << source
else
command << @resource[:name]
end
gemcmd(*command)
end
def latest
# This always gets the latest version available.
hash = self.class.gemlist(:justme => @resource[:name])
return hash[:ensure]
end
def query
self.class.gemlist(:justme => @resource[:name], :local => true)
end
def uninstall
gemcmd "uninstall", "-x", "-a", @resource[:name]
end
def update
self.install(false)
end
end
# $Id$
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