59 lines
1.9 KiB
Ruby
59 lines
1.9 KiB
Ruby
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module VagrantPlugins
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module HostDarwin
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module Cap
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class Path
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@@logger = Log4r::Logger.new("vagrant::host::darwin::path")
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FIRMLINK_DEFS = "/usr/share/firmlinks".freeze
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FIRMLINK_DATA_PATH = "/System/Volumes/Data".freeze
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# Resolve the given host path to the actual
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# usable system path by detecting firmlinks
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# if available on the current system
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#
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# @param [String] path Host system path
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# @return [String] resolved path
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def self.resolve_host_path(env, path)
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path = File.expand_path(path)
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firmlink = firmlink_map.detect do |mount_path, data_path|
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path.start_with?(mount_path)
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end
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return path if firmlink.nil?
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current_prefix, new_suffix = firmlink
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new_prefix = File.join(FIRMLINK_DATA_PATH, new_suffix)
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new_path = path.sub(current_prefix, new_prefix)
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@@logger.debug("Resolved given path `#{path}` to `#{new_path}`")
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new_path
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end
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# Generate mapping of firmlinks if available on the host
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#
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# @return [Hash<String,String>]
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def self.firmlink_map
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if !@firmlink_map
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return @firmlink_map = {} if !File.exist?(FIRMLINK_DEFS)
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begin
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@firmlink_map = Hash[
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File.readlines(FIRMLINK_DEFS).map { |d|
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d.strip.split(/\s+/, 2)
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}
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]
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rescue => err
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@@logger.warn("Failed to parse firmlink definitions: #{err}")
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@firmlink_map = {}
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end
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end
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@firmlink_map
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end
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# @private
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# Reset the cached values for capability. This is not considered a public
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# API and should only be used for testing.
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def self.reset!
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instance_variables.each(&method(:remove_instance_variable))
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end
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end
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end
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end
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end
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