67 lines
1.9 KiB
Ruby
67 lines
1.9 KiB
Ruby
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class Loki < Formula
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desc "Horizontally-scalable, highly-available log aggregation system"
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homepage "https://grafana.com/loki"
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url "https://github.com/grafana/loki/archive/v1.5.0.tar.gz"
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sha256 "bd32bb96db1f8d90fa8c7f5473fbff4048364b8b8a0c9fdcd21155f6a062689d"
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license "Apache-2.0"
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depends_on "go" => :build
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def install
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cd "cmd/loki" do
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system "go", "build", *std_go_args
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inreplace "loki-local-config.yaml", "/tmp", var
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etc.install "loki-local-config.yaml"
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end
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end
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plist_options :manual => "loki -config.file=#{HOMEBREW_PREFIX}/etc/loki-local-config.yaml"
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def plist
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<<~EOS
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>KeepAlive</key>
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<dict>
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<key>SuccessfulExit</key>
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<false/>
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</dict>
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<key>Label</key>
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<string>#{plist_name}</string>
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<key>ProgramArguments</key>
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<array>
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<string>#{opt_bin}/loki</string>
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<string>-config.file=#{etc}/loki-local-config.yaml</string>
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</array>
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<key>RunAtLoad</key>
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<true/>
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<key>WorkingDirectory</key>
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<string>#{var}</string>
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<key>StandardErrorPath</key>
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<string>#{var}/log/loki.log</string>
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<key>StandardOutPath</key>
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<string>#{var}/log/loki.log</string>
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</dict>
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</plist>
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EOS
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end
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test do
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port = free_port
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cp etc/"loki-local-config.yaml", testpath
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inreplace "loki-local-config.yaml" do |s|
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s.gsub! "3100", port.to_s
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s.gsub! var, testpath
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end
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fork { exec bin/"loki", "-config.file=loki-local-config.yaml" }
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sleep 3
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output = shell_output("curl -s localhost:#{port}/metrics")
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assert_match "log_messages_total", output
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end
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end
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