up

server/src/metrics/alias.go

@@ -0,0 +1,26 @@
+package metrics
+
+import "github.com/prometheus/client_golang/prometheus"
+
+func newCounter(name, help string) prometheus.Counter {
+	return prometheus.NewCounter(
+		prometheus.CounterOpts{
+			Name: name,
+			Help: help,
+		},
+	)
+}
+func newSummary(name, help string) prometheus.Summary {
+	return prometheus.NewSummary(prometheus.SummaryOpts{
+		Name:       name,
+		Help:       help,
+		Objectives: map[float64]float64{0.5: 0.05, 0.9: 0.01, 0.99: 0.001},
+	})
+}
+
+func newGauge(name, help string) prometheus.Gauge {
+	return prometheus.NewGauge(prometheus.GaugeOpts{
+		Name: name,
+		Help: help,
+	})
+}

server/src/metrics/http.go

@@ -0,0 +1,37 @@
+package metrics
+
+import (
+	"strconv"
+
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+var (
+	reqCount     = newCounter(`orca_req_count`, `HTTP 请求次数`)
+	reqFailCount = newCounter(`orca_req_fail_count`, `无法响应的 HTTP 请求数`)
+	reqBytes     = newCounter(`orca_req_bytes`, `文件总上传量`)
+	errorCount   = prometheus.NewCounterVec(
+		prometheus.CounterOpts{
+			Name: `orca_error_code`,
+			Help: `API 返回报错`,
+		},
+		[]string{`code`},
+	)
+)
+
+// ReqFailCount ...
+func ReqFailCount() {
+	reqFailCount.Inc()
+}
+
+// ReqBytes ...
+func ReqBytes(n int) {
+	reqCount.Inc()
+	reqBytes.Add(float64(n))
+}
+
+// ErrorCount ...
+func ErrorCount(code int32) {
+	c := strconv.Itoa(int(code))
+	errorCount.WithLabelValues(c).Inc()
+}

server/src/metrics/init.go

@@ -0,0 +1,10 @@
+package metrics
+
+import "github.com/prometheus/client_golang/prometheus"
+
+func init() {
+	prometheus.MustRegister(reqCount)
+	prometheus.MustRegister(reqFailCount)
+	prometheus.MustRegister(reqBytes)
+	prometheus.MustRegister(errorCount)
+}