46 lines
1.4 KiB
Ruby
46 lines
1.4 KiB
Ruby
require "fileutils"
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require "pathname"
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require "tmpdir"
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require "log4r"
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# This class manages an isolated environment for Vagrant to
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# run in. It creates a temporary directory to act as the
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# working directory as well as sets a custom home directory.
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#
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# This class also provides various helpers to create Vagrantfiles,
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# boxes, etc.
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class IsolatedEnvironment
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attr_reader :homedir
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attr_reader :workdir
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# Initializes an isolated environment. You can pass in some
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# options here to configure runing custom applications in place
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# of others as well as specifying environmental variables.
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#
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# @param [Hash] apps A mapping of application name (such as "vagrant")
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# to an alternate full path to the binary to run.
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# @param [Hash] env Additional environmental variables to inject
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# into the execution environments.
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def initialize
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@logger = Log4r::Logger.new("test::isolated_environment")
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# Create a temporary directory for our work
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@tempdir = Dir.mktmpdir("vagrant")
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@logger.info("Initialize isolated environment: #{@tempdir}")
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# Setup the home and working directories
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@homedir = Pathname.new(File.join(@tempdir, "home"))
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@workdir = Pathname.new(File.join(@tempdir, "work"))
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@homedir.mkdir
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@workdir.mkdir
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end
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# This closes the environment by cleaning it up.
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def close
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@logger.info("Removing isolated environment: #{@tempdir}")
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FileUtils.rm_rf(@tempdir)
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end
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end
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