moby/cmd/dockerd/metrics.go
Michael Crosby 3343d234f3 Add basic prometheus support
This adds a metrics packages that creates additional metrics.  Add the
metrics endpoint to the docker api server under `/metrics`.

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

Add metrics to daemon package

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

api: use standard way for metrics route

Also add "type" query parameter

Signed-off-by: Alexander Morozov <lk4d4@docker.com>

Convert timers to ms

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
2016-10-27 10:34:38 -07:00

27 lines
493 B
Go

package main
import (
"net"
"net/http"
"github.com/Sirupsen/logrus"
metrics "github.com/docker/go-metrics"
)
func startMetricsServer(addr string) error {
if err := allocateDaemonPort(addr); err != nil {
return err
}
l, err := net.Listen("tcp", addr)
if err != nil {
return err
}
mux := http.NewServeMux()
mux.Handle("/metrics", metrics.Handler())
go func() {
if err := http.Serve(l, mux); err != nil {
logrus.Errorf("serve metrics api: %s", err)
}
}()
return nil
}