66 lines
2.4 KiB
Ruby
66 lines
2.4 KiB
Ruby
class NodeExporter < Formula
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desc "Prometheus exporter for machine metrics"
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homepage "https://prometheus.io/"
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url "https://github.com/prometheus/node_exporter/archive/v1.5.0.tar.gz"
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sha256 "67c6d59359d8c484e1e28d0a52a971eebe687f083c5fbb35c5e651543e5d0ea4"
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license "Apache-2.0"
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head "https://github.com/prometheus/node_exporter.git", branch: "master"
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livecheck do
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url :stable
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regex(/^v?(\d+(?:\.\d+)+)$/i)
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end
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bottle do
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sha256 cellar: :any_skip_relocation, arm64_ventura: "1b186c09bf34900911bb0bc4940707d6a38b1c7a0e61fb86a5415f49ff5c4cc3"
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sha256 cellar: :any_skip_relocation, arm64_monterey: "5f2e08c7b6c4f46771d29e41d348eb620849952059b5e4c136aa905f2af9190a"
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sha256 cellar: :any_skip_relocation, arm64_big_sur: "01294c514574959a1b0f61cf5531f6cccab03735def7e29e870b7f3d274c6f94"
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sha256 cellar: :any_skip_relocation, ventura: "e5635c6e92beda5e1e4f85396c97a0f1bfc56e9b656e0822ef87fe8baed7a0d1"
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sha256 cellar: :any_skip_relocation, monterey: "08b62862b6ff824d79fec85055012836edd688b80cde6c496cc6f2277775ddde"
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sha256 cellar: :any_skip_relocation, big_sur: "7af3cb9e5fc4191af71c794708751e3c245e61235f9895b8c2c09f3fee819a25"
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sha256 cellar: :any_skip_relocation, catalina: "7f8660b470247bc23fcb352ef896bc44d8b7662aa1bc033fbee74630471dcd24"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "5197ff118cb8674acf45da1357c73a81a1659de45f9acb9fcd5e070900614588"
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end
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depends_on "go" => :build
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def install
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ldflags = %W[
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-s -w
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-X github.com/prometheus/common/version.Version=#{version}
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-X github.com/prometheus/common/version.BuildUser=Homebrew
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]
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system "go", "build", *std_go_args(ldflags: ldflags)
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touch etc/"node_exporter.args"
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(bin/"node_exporter_brew_services").write <<~EOS
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#!/bin/bash
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exec #{bin}/node_exporter $(<#{etc}/node_exporter.args)
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EOS
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end
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def caveats
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<<~EOS
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When run from `brew services`, `node_exporter` is run from
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`node_exporter_brew_services` and uses the flags in:
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#{etc}/node_exporter.args
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EOS
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end
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service do
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run [opt_bin/"node_exporter_brew_services"]
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keep_alive false
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log_path var/"log/node_exporter.log"
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error_log_path var/"log/node_exporter.err.log"
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end
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test do
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assert_match "node_exporter", shell_output("#{bin}/node_exporter --version 2>&1")
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fork { exec bin/"node_exporter" }
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sleep 2
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assert_match "# HELP", shell_output("curl -s localhost:9100/metrics")
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end
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end
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