56 lines
1.4 KiB
Ruby
56 lines
1.4 KiB
Ruby
node_exporter_url = ''
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node_exporter_bin = ''
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tag = ''
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vtag = ''
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# Calculate the Download URL:
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begin
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require 'net/http'
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uri = URI.parse('https://github.com/prometheus/node_exporter/releases/latest')
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Timeout.timeout(3) do
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response = Net::HTTP.get_response(uri)
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vtag = $1 if response['location'] =~ %r{tag\/(v\d+\.\d+\.\d+)}
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tag = vtag.sub(/^v/, '')
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node_exporter_bin = "#{node['node_exporter']['prefix']}#{tag}#{node['node_exporter']['postfix']}"
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node_exporter_url = "#{node['node_exporter']['url']}/#{vtag}/#{node_exporter_bin}"
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end
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rescue
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# Abort the chef client process:
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raise 'Cannot connect to http://github.com.'
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end
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# バージョン確認して、アップデート必要かどうか確認
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result = run_command("node_exporter --version 2>&1 | grep #{tag}", error: false)
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if result.exit_status != 0
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# Download:
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TMP = "/tmp/#{node_exporter_bin}"
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execute "wget #{node_exporter_url} -O #{TMP}"
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# Install:
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directory node['node_exporter']['storage'] do
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owner 'root'
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group 'root'
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mode '755'
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end
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execute "tar zxf #{TMP} -C #{node['node_exporter']['storage']} --strip-components 1"
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# Change Owner and Permissions:
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file "#{node['node_exporter']['storage']}node_exporter" do
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owner 'root'
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group 'root'
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mode '755'
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end
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# Create Link
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link "#{node['node_exporter']['location']}node_exporter" do
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to "#{node['node_exporter']['storage']}node_exporter"
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end
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end
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