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Puppet::Type.type(:package).provide :apt, :parent => :dpkg, :source => :dpkg do
# Provide sorting functionality
include Puppet::Util::Package
desc "Package management via ``apt-get``."
has_feature :versionable
commands :aptget => "/usr/bin/apt-get"
commands :aptcache => "/usr/bin/apt-cache"
commands :preseed => "/usr/bin/debconf-set-selections"
defaultfor :operatingsystem => [:debian, :ubuntu]
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"
@@checkedforcdrom = !!(File.read("/etc/apt/sources.list") =~ /^[^#]*cdrom:/)
else
# This is basically a pathalogical case, but we'll just
# ignore it
@@checkedforcdrom = false
end
end
if @@checkedforcdrom and @resource[: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
self.run_preseed if @resource[:responsefile]
should = @resource[:ensure]
checkforcdrom
cmd = %w{-q -y}
keep = ""
if config = @resource[:configfiles]
if config == :keep
cmd << "-o" << 'DPkg::Options::=--force-confold'
else
cmd << "-o" << 'DPkg::Options::=--force-confnew'
end
end
str = @resource[:name]
case should
when true, false, Symbol
# pass
else
# Add the package version and --force-yes option
str += "=#{should}"
cmd << "--force-yes"
end
cmd << :install << str
aptget(*cmd)
end
# What's the latest package version available?
def latest
output = aptcache :policy, @resource[:name]
if output =~ /Candidate:\s+(\S+)\s/
return $1
else
self.err "Could not find latest version"
return nil
end
end
#
# preseeds answers to dpkg-set-selection from the "responsefile"
#
def run_preseed
if response = @resource[:responsefile] and FileTest.exist?(response)
self.info("Preseeding #{response} to debconf-set-selections")
preseed response
else
self.info "No responsefile specified or non existant, not preseeding anything"
end
end
def uninstall
self.run_preseed if @resource[:responsefile]
aptget "-y", "-q", :remove, @resource[:name]
end
def purge
self.run_preseed if @resource[:responsefile]
aptget '-y', '-q', :remove, '--purge', @resource[:name]
# workaround a "bug" in apt, that already removed packages are not purged
super
end
end
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