vagrant-cachier-ng/lib/vagrant-cachier/provision_ext.rb

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2013-08-03 17:30:39 +00:00
require_relative 'bucket'
module VagrantPlugins
module Cachier
module ProvisionExt
def self.included(base)
base.class_eval do
def cachier_debug(msg)
@logger.debug "[CACHIER] #{msg}"
end
alias :old_call :call
def call(env)
return old_call(env) unless env[:machine].config.cache.enabled?
@env = env
FileUtils.mkdir_p(cache_root.to_s) unless cache_root.exist?
nfs_flag = env[:machine].config.cache.enable_nfs
env[:machine].config.vm.synced_folder cache_root, '/tmp/vagrant-cache', id: "vagrant-cache", nfs: nfs_flag
env[:cache_dirs] = []
old_call(env)
configure_cache_buckets
end
alias :old_run_provisioner :run_provisioner
def run_provisioner(*args)
configure_cache_buckets
old_run_provisioner(*args)
end
def configure_cache_buckets
if @env[:machine].config.cache.auto_detect
Bucket.auto_detect(@env)
end
return unless @env[:machine].config.cache.buckets.any?
@env[:ui].info 'Configuring cache buckets...'
cache_config = @env[:machine].config.cache
cache_config.buckets.each do |bucket_name, configs|
cachier_debug "Installing #{bucket_name} with configs #{configs.inspect}"
Bucket.install(bucket_name, @env, configs)
end
data_file = @env[:machine].data_dir.join('cache_dirs')
data_file.open('w') { |f| f.print @env[:cache_dirs].uniq.join("\n") }
end
def cache_root
@cache_root ||= case @env[:machine].config.cache.scope.to_sym
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when :box
@env[:home_path].join('cache', @env[:machine].box.name)
when :machine
@env[:machine].data_dir.parent.join('cache')
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else
raise "Unknown cache scope: '#{@env[:machine].config.cache.scope}'"
end
end
end
end
end
end
end