41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
class Promtail < Formula
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desc "Log agent for Loki"
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homepage "https://grafana.com/loki"
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url "https://github.com/grafana/loki/archive/v2.0.0.tar.gz"
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sha256 "e7ab246d98be52caf7b475245f5ea2cf62fb00f61d6e5377f31423414847556b"
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license "Apache-2.0"
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bottle do
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cellar :any_skip_relocation
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sha256 "2955089f398299d27200eefaf8b00cb153ca5be53eee5284fe605491845b563e" => :big_sur
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sha256 "06f2c343a982edbe5ab3428396ca883e9097db629d60504f84e5a247d96d53dd" => :catalina
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sha256 "7f0e19c930e2c6b56f5dd3b2b09c1222a5fd33956a85867772e67a9ccc683932" => :mojave
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sha256 "3b20f9947335d86303060d466851acb58a0366296d6e54d4d8afdc28ed29c215" => :high_sierra
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end
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depends_on "go" => :build
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def install
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cd "cmd/promtail" do
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system "go", "build", *std_go_args
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etc.install "promtail-local-config.yaml"
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end
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end
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test do
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port = free_port
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cp etc/"promtail-local-config.yaml", testpath
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inreplace "promtail-local-config.yaml" do |s|
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s.gsub! "9080", port.to_s
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s.gsub! /__path__: .+$/, "__path__: #{testpath}"
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end
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fork { exec bin/"promtail", "-config.file=promtail-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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