90 lines
2.8 KiB
Go
90 lines
2.8 KiB
Go
// Mgmt
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// Copyright (C) 2013-2024+ James Shubin and the project contributors
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// Written by James Shubin <james@shubin.ca> and the project contributors
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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//
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// Additional permission under GNU GPL version 3 section 7
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//
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// If you modify this program, or any covered work, by linking or combining it
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// with embedded mcl code and modules (and that the embedded mcl code and
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// modules which link with this program, contain a copy of their source code in
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// the authoritative form) containing parts covered by the terms of any other
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// license, the licensors of this program grant you additional permission to
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// convey the resulting work. Furthermore, the licensors of this program grant
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// the original author, James Shubin, additional permission to update this
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// additional permission if he deems it necessary to achieve the goals of this
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// additional permission.
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//go:build !root
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package prometheus
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import (
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"testing"
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"github.com/prometheus/client_golang/prometheus"
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)
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// TestInitKindMetrics tests that we are initializing the Prometheus metrics
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// correctly for all kinds of resources.
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func TestInitKindMetrics(t *testing.T) {
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var prom Prometheus
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prom.Init()
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prom.InitKindMetrics([]string{"file", "exec"})
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// Get a list of metrics collected by Prometheus.
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// This is the only way to get Prometheus metrics
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// without implicitly creating them.
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gatherer := prometheus.DefaultGatherer
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metrics, err := gatherer.Gather()
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if err != nil {
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t.Errorf("error while gathering metrics: %s", err)
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return
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}
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// expectedMetrics is a map: keys are metrics name and
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// values are expected and actual count of metrics with
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// that name.
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expectedMetrics := map[string][2]int{
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"mgmt_checkapply_total": {
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16, 0,
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},
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"mgmt_failures_total": {
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4, 0,
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},
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"mgmt_failures": {
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4, 0,
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},
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"mgmt_resources": {
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2, 0,
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},
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}
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for _, metric := range metrics {
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for name, count := range expectedMetrics {
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if *metric.Name == name {
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value := len(metric.Metric)
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expectedMetrics[name] = [2]int{count[0], value}
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}
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}
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}
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for name, count := range expectedMetrics {
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if count[1] != count[0] {
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t.Errorf("with: %s, expected %d metrics, got %d metrics", name, count[0], count[1])
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}
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}
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}
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