vagrant-cachier-ng/lib/vagrant-cachier/bucket/rvm.rb

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module VagrantPlugins
module Cachier
class Bucket
class Rvm < Bucket
def self.capability
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:rvm_path
end
def install
machine = @env[:machine]
guest = machine.guest
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if guest.capability?(:rvm_path)
if rvm_path = guest.capability(:rvm_path)
prefix = rvm_path.split('/').last
bucket_path = "/tmp/vagrant-cache/#{@name}/#{prefix}"
machine.communicate.tap do |comm|
comm.execute("mkdir -p #{bucket_path}")
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rvm_cache_path = "#{rvm_path}/archives"
@env[:cache_dirs] << rvm_cache_path
unless comm.test("test -L #{rvm_cache_path}")
comm.sudo("rm -rf #{rvm_cache_path}")
comm.sudo("mkdir -p `dirname #{rvm_cache_path}`")
comm.sudo("ln -s #{bucket_path} #{rvm_cache_path}")
end
end
end
else
# TODO: Raise a better error
raise "You've configured a RVM cache for a guest machine that does not support it!"
end
end
end
end
end
end