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-rw-r--r--metrics.go23
1 files changed, 16 insertions, 7 deletions
diff --git a/metrics.go b/metrics.go
index 0f8ea03cb..0ee3853eb 100644
--- a/metrics.go
+++ b/metrics.go
@@ -4,30 +4,33 @@ import (
"net/http"
"github.com/prometheus/client_golang/prometheus"
- "github.com/prometheus/client_golang/prometheus/collectors"
- "github.com/prometheus/client_golang/prometheus/promauto"
"github.com/caddyserver/caddy/v2/internal/metrics"
)
// define and register the metrics used in this package.
func init() {
- prometheus.MustRegister(collectors.NewBuildInfoCollector())
-
const ns, sub = "caddy", "admin"
-
- adminMetrics.requestCount = promauto.NewCounterVec(prometheus.CounterOpts{
+ adminMetrics.requestCount = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: ns,
Subsystem: sub,
Name: "http_requests_total",
Help: "Counter of requests made to the Admin API's HTTP endpoints.",
}, []string{"handler", "path", "code", "method"})
- adminMetrics.requestErrors = promauto.NewCounterVec(prometheus.CounterOpts{
+ adminMetrics.requestErrors = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: ns,
Subsystem: sub,
Name: "http_request_errors_total",
Help: "Number of requests resulting in middleware errors.",
}, []string{"handler", "path", "method"})
+ globalMetrics.configSuccess = prometheus.NewGauge(prometheus.GaugeOpts{
+ Name: "caddy_config_last_reload_successful",
+ Help: "Whether the last configuration reload attempt was successful.",
+ })
+ globalMetrics.configSuccessTime = prometheus.NewGauge(prometheus.GaugeOpts{
+ Name: "caddy_config_last_reload_success_timestamp_seconds",
+ Help: "Timestamp of the last successful configuration reload.",
+ })
}
// adminMetrics is a collection of metrics that can be tracked for the admin API.
@@ -36,6 +39,12 @@ var adminMetrics = struct {
requestErrors *prometheus.CounterVec
}{}
+// globalMetrics is a collection of metrics that can be tracked for Caddy global state
+var globalMetrics = struct {
+ configSuccess prometheus.Gauge
+ configSuccessTime prometheus.Gauge
+}{}
+
// Similar to promhttp.InstrumentHandlerCounter, but upper-cases method names
// instead of lower-casing them.
//