65 lines
1.8 KiB
Ruby
65 lines
1.8 KiB
Ruby
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module OmnibusTrucker
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class << self
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URL_MAP = {
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:p => :platform, :pv => :platform_version, :m => :machine,
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:v => :version, :prerelease => :prerelease,
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:nightlies => :nightlies
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}
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def build_url(*opts)
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args = node = nil
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opts.each do |o|
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if(o.kind_of?(Hash))
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args = o
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elsif(o.kind_of?(Chef::Node))
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node = o
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else
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raise ArgumentError.new "Provided argument is not allowed: #{o.class}"
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end
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end
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args ||= {}
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if(node)
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args = collect_attributes(node).merge(args)
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end
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url = args[:url] || "http://www.opscode.com/chef/download#{'-server' if args[:server]}"
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u_args = URL_MAP.map do |u_k, a_k|
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"#{u_k}=#{args[a_k]}" unless args[a_k].nil?
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end.compact
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"#{url}?#{u_args.join('&')}"
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end
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def collect_attributes(node, args={})
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set = Hash[*(
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[:platform_family, :platform, :platform_version].map do |k|
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[k, args[k] || node[k]]
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end.flatten.compact
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)]
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unless(@attrs)
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if(set[:platform_family] == 'rhel')
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@attrs = {:platform => 'el', :platform_version => set[:platform_version].to_i}
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else
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@attrs = {:platform => set[:platform], :platform_version => set[:platform_version]}
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end
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@attrs[:machine] = args[:machine] || node[:kernel][:machine]
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end
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@attrs
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end
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def url(url_or_node, node = nil)
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if(url_or_node.is_a?(Chef::Node))
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url = build_url(url_or_node)
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node = url_or_node
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else
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url = url_or_node
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raise "Node instance is required for Omnitruck.url!" unless node
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end
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request = Chef::REST::RESTRequest.new(:head, URI.parse(url), nil)
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result = request.call
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if(result.kind_of?(Net::HTTPRedirection))
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result['location']
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end
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end
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end
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end
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