Asterisk Configuration Rakefile

Rakefile

VERBOSE=true

ASTERISK_LOAD_SCRIPT='/usr/bin/asterisk-load'
ASTERISK_ETC='/etc/asterisk'

AVAILABLE=ASTERISK_ETC + "/available"
ENABLED=ASTERISK_ETC + "/enabled"
DISABLED=ASTERISK_ETC + "/disabled"

directory AVAILABLE
directory ENABLED
directory DISABLED

task :default => [:all] do
end

desc "clean and install"
task :all => [:clean, :install] do
end

desc "install necessary stuff and move *.conf (except asterisk.conf) into #{AVAILABLE} directory."
task :install => [:directories, ASTERISK_LOAD_SCRIPT] do

	files = FileList.new(ASTERISK_ETC+ "/*.conf") do |file|
		file.exclude(/asterisk.conf/)
	end
	files.each do |file|
		destination = AVAILABLE + "/" + File.basename(file)
		p file + " => " +  destination if VERBOSE
		mv file, destination
	end
end

desc "enable specified config, linking file to #{ENABLED} directory."
task :enable, :conf do |t, args|
	mod = args[:conf]
	inclusion = ASTERISK_ETC + "/" + args[:conf] + ".conf"
	if args[:conf].include? "/"
		mod = args[:conf].split("/")[0]
		inclusion = ASTERISK_ETC + "/" + mod + ".conf"
		p "extracting parent " + mod if VERBOSE
	end
	enablement = ENABLED + "/" + args[:conf] + ".conf"
	availability = AVAILABLE + "/" + args[:conf] + ".conf"
	if File.exists? availability
		p "enabling #{args[:conf]}" if VERBOSE
		desc "create the configuration inclusion"
		file inclusion do |f|
			p "create inclusion for #{inclusion}" if VERBOSE
			include_enable = <<END
#exec #{ASTERISK_LOAD_SCRIPT} #{mod} 
END
			File.open(inclusion, 'w') do |f| f.write(include_enable) end
			chown('asterisk', 'asterisk', inclusion)
		end
		desc "link enablement"
		file enablement do |f|
			p "linking " + f.name if VERBOSE
			mkdir_p(File.dirname(f.name))
			ln_s(availability, enablement)
		end	
		Rake::Task[inclusion].invoke
		Rake::Task[enablement].invoke
		p "reloading asterisk config" if VERBOSE
		`service asterisk reload`
	end
end

desc "disable specified config, unlinking file to #{DISABLED} directory."
task :disable, :conf do |t, args|
	enablement = ENABLED + "/" + args[:conf] + ".conf"
	disablement = DISABLED + "/" + args[:conf] + ".conf"
	if File.exists? enablement
		p "disabling #{args[:conf]}" if VERBOSE
		file disablement do |f|
			 p "unlinking " + f.name if VERBOSE
			 mkdir_p(File.dirname(f.name))
			 mv enablement, disablement
		end
		Rake::Task[disablement].invoke
		`service asterisk reload`
	end
end

desc "create directory structure."
task :directories => [AVAILABLE, ENABLED, DISABLED ] do
end 

desc "create asterisk config loader."
file ASTERISK_LOAD_SCRIPT do |f|
	script = <<END
#!/bin/bash
if [ -e /etc/asterisk/enabled/$1.conf ] ; then
	echo "#include /etc/asterisk/enabled/$1.conf";
fi
if [ -e /etc/asterisk/enabled/$1/ ] ; then
  find /etc/asterisk/enabled/$1/ -name '*.conf' -exec echo "#include {}" \\;
fi

END

	File.open(f.name, 'w') do |f| f.write(script) end
	File.chmod(0755, f.name)
end

desc "remove asterisk config loader."
task :clean do
	rm_r ASTERISK_LOAD_SCRIPT, :verbose => true, :force => true, :secure=>true
end