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Puppet::Type.type(:package).provide :apt, :parent => :dpkg do
desc "Package management via ``apt-get``."
commands :aptget => "/usr/bin/apt-get"
commands :aptcache => "/usr/bin/apt-cache"
defaultfor :operatingsystem => :debian
ENV['DEBIAN_FRONTEND'] = "noninteractive"
# A derivative of DPKG; this is how most people actually manage
# Debian boxes, and the only thing that differs is that it can
# install packages from remote sites.
def checkforcdrom
unless defined? @@checkedforcdrom
if FileTest.exists? "/etc/apt/sources.list"
if File.read("/etc/apt/sources.list") =~ /^[^#]*cdrom:/
@@checkedforcdrom = true
else
@@checkedforcdrom = false
end
else
# This is basically a pathalogical case, but we'll just
# ignore it
@@checkedforcdrom = false
end
end
if @@checkedforcdrom and @model[:allowcdrom] != :true
raise Puppet::Error,
"/etc/apt/sources.list contains a cdrom source; not installing. Use 'allowcdrom' to override this failure."
end
end
# Install a package using 'apt-get'. This function needs to support
# installing a specific version.
def install
should = @model.should(:ensure)
checkforcdrom()
str = @model[:name]
case should
when true, false, Symbol
# pass
else
# Add the package version
str += "=%s" % should
end
cmd = "#{command(:aptget)} -q -y install %s" % str
begin
output = execute(cmd)
rescue Puppet::ExecutionFailure
raise Puppet::PackageError.new(output)
end
end
# What's the latest package version available?
def latest
cmd = "#{command(:aptcache)} showpkg %s" % @model[:name]
begin
output = execute(cmd)
rescue Puppet::ExecutionFailure
raise Puppet::PackageError.new(output)
end
if output =~ /Versions:\s*\n((\n|.)+)^$/
versions = $1
version = versions.split(/\n/).collect { |version|
if version =~ /^([^\(]+)\(/
$1
else
self.warning "Could not match version '%s'" % version
nil
end
}.reject { |vers| vers.nil? }.sort[-1]
unless version
self.debug "No latest version"
if Puppet[:debug]
print output
end
end
return version
else
self.err "Could not match string"
end
end
def update
self.install
end
def uninstall
cmd = "#{command(:aptget)} -y -q remove %s" % @model[:name]
begin
output = execute(cmd)
rescue Puppet::ExecutionFailure
raise Puppet::PackageError.new(output)
end
end
def versionable?
true
end
end
# $Id$
|
