Torjus Håkestad
2d26de5055
Add lower buckets (5s, 10s) for cached builds and higher buckets (7200s, 14400s) for cold builds up to the 4h timeout. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
100 lines
3.3 KiB
Go
100 lines
3.3 KiB
Go
package metrics
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import (
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"github.com/prometheus/client_golang/prometheus"
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)
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// BuildCollector holds all Prometheus metrics for the builder.
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type BuildCollector struct {
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buildsTotal *prometheus.CounterVec
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buildHostTotal *prometheus.CounterVec
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buildDuration *prometheus.HistogramVec
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buildLastTimestamp *prometheus.GaugeVec
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buildLastSuccessTime *prometheus.GaugeVec
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buildLastFailureTime *prometheus.GaugeVec
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}
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// NewBuildCollector creates a new build metrics collector and registers it with the given registerer.
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func NewBuildCollector(reg prometheus.Registerer) *BuildCollector {
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c := &BuildCollector{
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buildsTotal: prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "homelab_deploy_builds_total",
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Help: "Total builds processed",
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},
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[]string{"repo", "status"},
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),
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buildHostTotal: prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Name: "homelab_deploy_build_host_total",
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Help: "Total host builds processed",
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},
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[]string{"repo", "host", "status"},
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),
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buildDuration: prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "homelab_deploy_build_duration_seconds",
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Help: "Build execution time per host",
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Buckets: []float64{5, 10, 30, 60, 120, 300, 600, 1800, 3600, 7200, 14400},
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},
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[]string{"repo", "host"},
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),
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buildLastTimestamp: prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Name: "homelab_deploy_build_last_timestamp",
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Help: "Timestamp of last build attempt",
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},
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[]string{"repo"},
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),
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buildLastSuccessTime: prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Name: "homelab_deploy_build_last_success_timestamp",
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Help: "Timestamp of last successful build",
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},
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[]string{"repo"},
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),
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buildLastFailureTime: prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Name: "homelab_deploy_build_last_failure_timestamp",
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Help: "Timestamp of last failed build",
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},
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[]string{"repo"},
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),
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}
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reg.MustRegister(c.buildsTotal)
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reg.MustRegister(c.buildHostTotal)
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reg.MustRegister(c.buildDuration)
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reg.MustRegister(c.buildLastTimestamp)
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reg.MustRegister(c.buildLastSuccessTime)
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reg.MustRegister(c.buildLastFailureTime)
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return c
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}
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// RecordBuildSuccess records a successful build.
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func (c *BuildCollector) RecordBuildSuccess(repo string) {
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c.buildsTotal.WithLabelValues(repo, "success").Inc()
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c.buildLastTimestamp.WithLabelValues(repo).SetToCurrentTime()
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c.buildLastSuccessTime.WithLabelValues(repo).SetToCurrentTime()
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}
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// RecordBuildFailure records a failed build.
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func (c *BuildCollector) RecordBuildFailure(repo, errorCode string) {
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c.buildsTotal.WithLabelValues(repo, "failure").Inc()
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c.buildLastTimestamp.WithLabelValues(repo).SetToCurrentTime()
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c.buildLastFailureTime.WithLabelValues(repo).SetToCurrentTime()
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}
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// RecordHostBuildSuccess records a successful host build.
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func (c *BuildCollector) RecordHostBuildSuccess(repo, host string, durationSeconds float64) {
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c.buildHostTotal.WithLabelValues(repo, host, "success").Inc()
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c.buildDuration.WithLabelValues(repo, host).Observe(durationSeconds)
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}
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// RecordHostBuildFailure records a failed host build.
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func (c *BuildCollector) RecordHostBuildFailure(repo, host string, durationSeconds float64) {
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c.buildHostTotal.WithLabelValues(repo, host, "failure").Inc()
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c.buildDuration.WithLabelValues(repo, host).Observe(durationSeconds)
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}
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