MyFavMirrors/minio
1
0
Fork 0
mirror of https://github.com/minio/minio.git synced 2025-04-04 11:50:36 -04:00
Code Issues Packages Projects Releases Wiki Activity

Add Prometheus metrics for Minio gateway (#5987)

Browse Source
This commit is contained in:
Yaroslav Skopets 2018-05-30 06:43:46 +02:00 committed by Nitish Tiwari
parent 7ac0fccb6e
commit a50cc7e937
2 changed files with 30 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
cmd/gateway-main.go
View File

@ -187,6 +187,9 @@ func StartGateway(ctx *cli.Context, gw Gateway) {
// Add healthcheck router // Add healthcheck router
registerHealthCheckRouter(router) registerHealthCheckRouter(router)
// Add server metrics router
registerMetricsRouter(router)
// Register web router when its enabled. // Register web router when its enabled.
if globalIsBrowserEnabled { if globalIsBrowserEnabled {
logger.FatalIf(registerWebRouter(router), "Unable to configure web browser") logger.FatalIf(registerWebRouter(router), "Unable to configure web browser")
@ -196,6 +199,8 @@ func StartGateway(ctx *cli.Context, gw Gateway) {
registerAPIRouter(router) registerAPIRouter(router)
globalHTTPServer = xhttp.NewServer([]string{gatewayAddr}, registerHandlers(router, globalHandlers...), globalTLSCertificate) globalHTTPServer = xhttp.NewServer([]string{gatewayAddr}, registerHandlers(router, globalHandlers...), globalTLSCertificate)
globalHTTPServer.UpdateBytesReadFunc = globalConnStats.incInputBytes
globalHTTPServer.UpdateBytesWrittenFunc = globalConnStats.incOutputBytes
// Start server, automatically configures TLS if certs are available. // Start server, automatically configures TLS if certs are available.
go func() { go func() {

42
cmd/metrics.go
View File

@ -64,23 +64,7 @@ func (c *minioCollector) Describe(ch chan<- *prometheus.Desc) {
// Collect is called by the Prometheus registry when collecting metrics. // Collect is called by the Prometheus registry when collecting metrics.
func (c *minioCollector) Collect(ch chan<- prometheus.Metric) { func (c *minioCollector) Collect(ch chan<- prometheus.Metric) {
// Fetch disk space info // Always expose network stats
objLayer := newObjectLayerFn()
// Service not initialized yet
if objLayer == nil {
return
}
s := objLayer.StorageInfo(context.Background())
var totalDisks, offlineDisks int
// Setting totalDisks to 1 and offlineDisks to 0 in FS mode
if s.Backend.Type == FS {
totalDisks = 1
offlineDisks = 0
} else {
offlineDisks = s.Backend.OfflineDisks
totalDisks = s.Backend.OfflineDisks + s.Backend.OnlineDisks
}
// Network Sent/Received Bytes // Network Sent/Received Bytes
ch <- prometheus.MustNewConstMetric( ch <- prometheus.MustNewConstMetric(
@ -100,6 +84,30 @@ func (c *minioCollector) Collect(ch chan<- prometheus.Metric) {
float64(globalConnStats.getTotalInputBytes()), float64(globalConnStats.getTotalInputBytes()),
) )
// Expose disk stats only if applicable
// Fetch disk space info
objLayer := newObjectLayerFn()
// Service not initialized yet
if objLayer == nil {
return
}
s := objLayer.StorageInfo(context.Background())
// Gateways don't provide disk info
if s.Backend.Type == Unknown {
return
}
var totalDisks, offlineDisks int
// Setting totalDisks to 1 and offlineDisks to 0 in FS mode
if s.Backend.Type == FS {
totalDisks = 1
offlineDisks = 0
} else {
offlineDisks = s.Backend.OfflineDisks
totalDisks = s.Backend.OfflineDisks + s.Backend.OnlineDisks
}
// Total/Free Storage Bytes // Total/Free Storage Bytes
ch <- prometheus.MustNewConstMetric( ch <- prometheus.MustNewConstMetric(
prometheus.NewDesc( prometheus.NewDesc(