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mirror of https://github.com/nginxinc/nginx-prometheus-exporter.git synced 2025-04-19 23:42:14 +03:00
nginx_exporter/collector/nginx_plus.go
2025-01-09 15:49:04 -08:00

1334 lines
110 KiB
Go

package collector
import (
"context"
"fmt"
"log/slog"
"strconv"
"sync"
plusclient "github.com/nginx/nginx-plus-go-client/v2/client"
"github.com/prometheus/client_golang/prometheus"
)
// LabelUpdater updates the labels of upstream server and server zone metrics.
type LabelUpdater interface {
UpdateUpstreamServerPeerLabels(upstreamServerPeerLabels map[string][]string)
DeleteUpstreamServerPeerLabels(peers []string)
UpdateUpstreamServerLabels(upstreamServerLabelValues map[string][]string)
DeleteUpstreamServerLabels(upstreamNames []string)
UpdateStreamUpstreamServerPeerLabels(streamUpstreamServerPeerLabels map[string][]string)
DeleteStreamUpstreamServerPeerLabels(peers []string)
UpdateStreamUpstreamServerLabels(streamUpstreamServerPeerLabels map[string][]string)
DeleteStreamUpstreamServerLabels(peers []string)
UpdateServerZoneLabels(serverZoneLabelValues map[string][]string)
DeleteServerZoneLabels(zoneNames []string)
UpdateStreamServerZoneLabels(streamServerZoneLabelValues map[string][]string)
DeleteStreamServerZoneLabels(zoneNames []string)
UpdateCacheZoneLabels(cacheLabelValues map[string][]string)
DeleteCacheZoneLabels(cacheNames []string)
}
// NginxPlusCollector collects NGINX Plus metrics. It implements prometheus.Collector interface.
type NginxPlusCollector struct {
upMetric prometheus.Gauge
logger *slog.Logger
cacheZoneMetrics map[string]*prometheus.Desc
workerMetrics map[string]*prometheus.Desc
nginxClient *plusclient.NginxClient
streamServerZoneMetrics map[string]*prometheus.Desc
streamZoneSyncMetrics map[string]*prometheus.Desc
streamUpstreamMetrics map[string]*prometheus.Desc
streamUpstreamServerMetrics map[string]*prometheus.Desc
locationZoneMetrics map[string]*prometheus.Desc
resolverMetrics map[string]*prometheus.Desc
limitRequestMetrics map[string]*prometheus.Desc
limitConnectionMetrics map[string]*prometheus.Desc
streamLimitConnectionMetrics map[string]*prometheus.Desc
upstreamServerMetrics map[string]*prometheus.Desc
upstreamMetrics map[string]*prometheus.Desc
streamUpstreamServerPeerLabels map[string][]string
serverZoneMetrics map[string]*prometheus.Desc
upstreamServerLabels map[string][]string
streamUpstreamServerLabels map[string][]string
serverZoneLabels map[string][]string
streamServerZoneLabels map[string][]string
upstreamServerPeerLabels map[string][]string
cacheZoneLabels map[string][]string
totalMetrics map[string]*prometheus.Desc
variableLabelNames VariableLabelNames
variableLabelsMutex sync.RWMutex
mutex sync.Mutex
}
// UpdateUpstreamServerPeerLabels updates the Upstream Server Peer Labels.
func (c *NginxPlusCollector) UpdateUpstreamServerPeerLabels(upstreamServerPeerLabels map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range upstreamServerPeerLabels {
c.upstreamServerPeerLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteUpstreamServerPeerLabels deletes the Upstream Server Peer Labels.
func (c *NginxPlusCollector) DeleteUpstreamServerPeerLabels(peers []string) {
c.variableLabelsMutex.Lock()
for _, k := range peers {
delete(c.upstreamServerPeerLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateStreamUpstreamServerPeerLabels updates the Upstream Server Peer Labels.
func (c *NginxPlusCollector) UpdateStreamUpstreamServerPeerLabels(streamUpstreamServerPeerLabels map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range streamUpstreamServerPeerLabels {
c.streamUpstreamServerPeerLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteStreamUpstreamServerPeerLabels deletes the Upstream Server Peer Labels.
func (c *NginxPlusCollector) DeleteStreamUpstreamServerPeerLabels(peers []string) {
c.variableLabelsMutex.Lock()
for _, k := range peers {
delete(c.streamUpstreamServerPeerLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateUpstreamServerLabels updates the Upstream Server Labels.
func (c *NginxPlusCollector) UpdateUpstreamServerLabels(upstreamServerLabelValues map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range upstreamServerLabelValues {
c.upstreamServerLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteUpstreamServerLabels deletes the Upstream Server Labels.
func (c *NginxPlusCollector) DeleteUpstreamServerLabels(upstreamNames []string) {
c.variableLabelsMutex.Lock()
for _, k := range upstreamNames {
delete(c.upstreamServerLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateStreamUpstreamServerLabels updates the Upstream Server Labels.
func (c *NginxPlusCollector) UpdateStreamUpstreamServerLabels(streamUpstreamServerLabelValues map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range streamUpstreamServerLabelValues {
c.streamUpstreamServerLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteStreamUpstreamServerLabels deletes the Upstream Server Labels.
func (c *NginxPlusCollector) DeleteStreamUpstreamServerLabels(streamUpstreamNames []string) {
c.variableLabelsMutex.Lock()
for _, k := range streamUpstreamNames {
delete(c.streamUpstreamServerLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateServerZoneLabels updates the Server Zone Labels.
func (c *NginxPlusCollector) UpdateServerZoneLabels(serverZoneLabelValues map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range serverZoneLabelValues {
c.serverZoneLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteServerZoneLabels deletes the Server Zone Labels.
func (c *NginxPlusCollector) DeleteServerZoneLabels(zoneNames []string) {
c.variableLabelsMutex.Lock()
for _, k := range zoneNames {
delete(c.serverZoneLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateStreamServerZoneLabels updates the Stream Server Zone Labels.
func (c *NginxPlusCollector) UpdateStreamServerZoneLabels(streamServerZoneLabelValues map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range streamServerZoneLabelValues {
c.streamServerZoneLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteStreamServerZoneLabels deletes the Stream Server Zone Labels.
func (c *NginxPlusCollector) DeleteStreamServerZoneLabels(zoneNames []string) {
c.variableLabelsMutex.Lock()
for _, k := range zoneNames {
delete(c.streamServerZoneLabels, k)
}
c.variableLabelsMutex.Unlock()
}
// UpdateCacheZoneLabels updates the Upstream Cache Zone labels.
func (c *NginxPlusCollector) UpdateCacheZoneLabels(cacheZoneLabelValues map[string][]string) {
c.variableLabelsMutex.Lock()
for k, v := range cacheZoneLabelValues {
c.cacheZoneLabels[k] = v
}
c.variableLabelsMutex.Unlock()
}
// DeleteCacheZoneLabels deletes the Cache Zone Labels.
func (c *NginxPlusCollector) DeleteCacheZoneLabels(cacheZoneNames []string) {
c.variableLabelsMutex.Lock()
for _, k := range cacheZoneNames {
delete(c.cacheZoneLabels, k)
}
c.variableLabelsMutex.Unlock()
}
func (c *NginxPlusCollector) getUpstreamServerLabelValues(upstreamName string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.upstreamServerLabels[upstreamName]
}
func (c *NginxPlusCollector) getStreamUpstreamServerLabelValues(upstreamName string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.streamUpstreamServerLabels[upstreamName]
}
func (c *NginxPlusCollector) getServerZoneLabelValues(zoneName string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.serverZoneLabels[zoneName]
}
func (c *NginxPlusCollector) getStreamServerZoneLabelValues(zoneName string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.streamServerZoneLabels[zoneName]
}
func (c *NginxPlusCollector) getUpstreamServerPeerLabelValues(peer string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.upstreamServerPeerLabels[peer]
}
func (c *NginxPlusCollector) getStreamUpstreamServerPeerLabelValues(peer string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.streamUpstreamServerPeerLabels[peer]
}
func (c *NginxPlusCollector) getCacheZoneLabelValues(cacheName string) []string {
c.variableLabelsMutex.RLock()
defer c.variableLabelsMutex.RUnlock()
return c.cacheZoneLabels[cacheName]
}
// VariableLabelNames holds all the variable label names for the different metrics.
type VariableLabelNames struct {
UpstreamServerVariableLabelNames []string
ServerZoneVariableLabelNames []string
UpstreamServerPeerVariableLabelNames []string
StreamUpstreamServerPeerVariableLabelNames []string
StreamServerZoneVariableLabelNames []string
StreamUpstreamServerVariableLabelNames []string
CacheZoneVariableLabelNames []string
}
// NewVariableLabelNames NewVariableLabels creates a new struct for VariableNames for the collector.
func NewVariableLabelNames(upstreamServerVariableLabelNames []string, serverZoneVariableLabelNames []string, upstreamServerPeerVariableLabelNames []string,
streamUpstreamServerVariableLabelNames []string, streamServerZoneLabels []string, streamUpstreamServerPeerVariableLabelNames []string, cacheZoneVariableLabelNames []string,
) VariableLabelNames {
return VariableLabelNames{
UpstreamServerVariableLabelNames: upstreamServerVariableLabelNames,
ServerZoneVariableLabelNames: serverZoneVariableLabelNames,
UpstreamServerPeerVariableLabelNames: upstreamServerPeerVariableLabelNames,
StreamUpstreamServerVariableLabelNames: streamUpstreamServerVariableLabelNames,
StreamServerZoneVariableLabelNames: streamServerZoneLabels,
StreamUpstreamServerPeerVariableLabelNames: streamUpstreamServerPeerVariableLabelNames,
CacheZoneVariableLabelNames: cacheZoneVariableLabelNames,
}
}
// NewNginxPlusCollector creates an NginxPlusCollector.
func NewNginxPlusCollector(nginxClient *plusclient.NginxClient, namespace string, variableLabelNames VariableLabelNames, constLabels map[string]string, logger *slog.Logger) *NginxPlusCollector {
upstreamServerVariableLabelNames := variableLabelNames.UpstreamServerVariableLabelNames
streamUpstreamServerVariableLabelNames := variableLabelNames.StreamUpstreamServerVariableLabelNames
upstreamServerVariableLabelNames = append(upstreamServerVariableLabelNames, variableLabelNames.UpstreamServerPeerVariableLabelNames...)
streamUpstreamServerVariableLabelNames = append(streamUpstreamServerVariableLabelNames, variableLabelNames.StreamUpstreamServerPeerVariableLabelNames...)
return &NginxPlusCollector{
variableLabelNames: variableLabelNames,
upstreamServerLabels: make(map[string][]string),
serverZoneLabels: make(map[string][]string),
streamServerZoneLabels: make(map[string][]string),
upstreamServerPeerLabels: make(map[string][]string),
streamUpstreamServerPeerLabels: make(map[string][]string),
streamUpstreamServerLabels: make(map[string][]string),
cacheZoneLabels: make(map[string][]string),
nginxClient: nginxClient,
logger: logger,
totalMetrics: map[string]*prometheus.Desc{
"connections_accepted": newGlobalMetric(namespace, "connections_accepted", "Accepted client connections", constLabels),
"connections_dropped": newGlobalMetric(namespace, "connections_dropped", "Dropped client connections", constLabels),
"connections_active": newGlobalMetric(namespace, "connections_active", "Active client connections", constLabels),
"connections_idle": newGlobalMetric(namespace, "connections_idle", "Idle client connections", constLabels),
"http_requests_total": newGlobalMetric(namespace, "http_requests_total", "Total http requests", constLabels),
"http_requests_current": newGlobalMetric(namespace, "http_requests_current", "Current http requests", constLabels),
"ssl_handshakes": newGlobalMetric(namespace, "ssl_handshakes", "Successful SSL handshakes", constLabels),
"ssl_handshakes_failed": newGlobalMetric(namespace, "ssl_handshakes_failed", "Failed SSL handshakes", constLabels),
"ssl_session_reuses": newGlobalMetric(namespace, "ssl_session_reuses", "Session reuses during SSL handshake", constLabels),
},
serverZoneMetrics: map[string]*prometheus.Desc{
"processing": newServerZoneMetric(namespace, "processing", "Client requests that are currently being processed", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"requests": newServerZoneMetric(namespace, "requests", "Total client requests", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"responses_1xx": newServerZoneMetric(namespace, "responses", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "1xx"})),
"responses_2xx": newServerZoneMetric(namespace, "responses", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "2xx"})),
"responses_3xx": newServerZoneMetric(namespace, "responses", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "3xx"})),
"responses_4xx": newServerZoneMetric(namespace, "responses", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "4xx"})),
"responses_5xx": newServerZoneMetric(namespace, "responses", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "5xx"})),
"discarded": newServerZoneMetric(namespace, "discarded", "Requests completed without sending a response", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"received": newServerZoneMetric(namespace, "received", "Bytes received from clients", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"sent": newServerZoneMetric(namespace, "sent", "Bytes sent to clients", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"codes_100": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "100"})),
"codes_101": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "101"})),
"codes_102": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "102"})),
"codes_200": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "200"})),
"codes_201": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "201"})),
"codes_202": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "202"})),
"codes_204": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "204"})),
"codes_206": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "206"})),
"codes_300": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "300"})),
"codes_301": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "301"})),
"codes_302": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "302"})),
"codes_303": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "303"})),
"codes_304": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "304"})),
"codes_307": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "307"})),
"codes_400": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "400"})),
"codes_401": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "401"})),
"codes_403": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "403"})),
"codes_404": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "404"})),
"codes_405": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "405"})),
"codes_408": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "408"})),
"codes_409": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "409"})),
"codes_411": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "411"})),
"codes_412": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "412"})),
"codes_413": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "413"})),
"codes_414": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "414"})),
"codes_415": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "415"})),
"codes_416": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "416"})),
"codes_429": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "429"})),
"codes_444": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "444"})),
"codes_494": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "494"})),
"codes_495": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "495"})),
"codes_496": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "496"})),
"codes_497": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "497"})),
"codes_499": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "499"})),
"codes_500": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "500"})),
"codes_501": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "501"})),
"codes_502": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "502"})),
"codes_503": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "503"})),
"codes_504": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "504"})),
"codes_507": newServerZoneMetric(namespace, "responses_codes", "Total responses sent to clients", variableLabelNames.ServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "507"})),
"ssl_handshakes": newServerZoneMetric(namespace, "ssl_handshakes", "Successful SSL handshakes", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"ssl_handshakes_failed": newServerZoneMetric(namespace, "ssl_handshakes_failed", "Failed SSL handshakes", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
"ssl_session_reuses": newServerZoneMetric(namespace, "ssl_session_reuses", "Session reuses during SSL handshake", variableLabelNames.ServerZoneVariableLabelNames, constLabels),
},
streamServerZoneMetrics: map[string]*prometheus.Desc{
"processing": newStreamServerZoneMetric(namespace, "processing", "Client connections that are currently being processed", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"connections": newStreamServerZoneMetric(namespace, "connections", "Total connections", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"sessions_2xx": newStreamServerZoneMetric(namespace, "sessions", "Total sessions completed", variableLabelNames.StreamServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "2xx"})),
"sessions_4xx": newStreamServerZoneMetric(namespace, "sessions", "Total sessions completed", variableLabelNames.StreamServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "4xx"})),
"sessions_5xx": newStreamServerZoneMetric(namespace, "sessions", "Total sessions completed", variableLabelNames.StreamServerZoneVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "5xx"})),
"discarded": newStreamServerZoneMetric(namespace, "discarded", "Connections completed without creating a session", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"received": newStreamServerZoneMetric(namespace, "received", "Bytes received from clients", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"sent": newStreamServerZoneMetric(namespace, "sent", "Bytes sent to clients", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"ssl_handshakes": newStreamServerZoneMetric(namespace, "ssl_handshakes", "Successful SSL handshakes", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"ssl_handshakes_failed": newStreamServerZoneMetric(namespace, "ssl_handshakes_failed", "Failed SSL handshakes", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
"ssl_session_reuses": newStreamServerZoneMetric(namespace, "ssl_session_reuses", "Session reuses during SSL handshake", variableLabelNames.StreamServerZoneVariableLabelNames, constLabels),
},
upstreamMetrics: map[string]*prometheus.Desc{
"keepalive": newUpstreamMetric(namespace, "keepalive", "Idle keepalive connections", constLabels),
"zombies": newUpstreamMetric(namespace, "zombies", "Servers removed from the group but still processing active client requests", constLabels),
},
streamUpstreamMetrics: map[string]*prometheus.Desc{
"zombies": newStreamUpstreamMetric(namespace, "zombies", "Servers removed from the group but still processing active client connections", constLabels),
},
upstreamServerMetrics: map[string]*prometheus.Desc{
"state": newUpstreamServerMetric(namespace, "state", "Current state", upstreamServerVariableLabelNames, constLabels),
"active": newUpstreamServerMetric(namespace, "active", "Active connections", upstreamServerVariableLabelNames, constLabels),
"limit": newUpstreamServerMetric(namespace, "limit", "Limit for connections which corresponds to the max_conns parameter of the upstream server. Zero value means there is no limit", upstreamServerVariableLabelNames, constLabels),
"requests": newUpstreamServerMetric(namespace, "requests", "Total client requests", upstreamServerVariableLabelNames, constLabels),
"responses_1xx": newUpstreamServerMetric(namespace, "responses", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "1xx"})),
"responses_2xx": newUpstreamServerMetric(namespace, "responses", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "2xx"})),
"responses_3xx": newUpstreamServerMetric(namespace, "responses", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "3xx"})),
"responses_4xx": newUpstreamServerMetric(namespace, "responses", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "4xx"})),
"responses_5xx": newUpstreamServerMetric(namespace, "responses", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "5xx"})),
"sent": newUpstreamServerMetric(namespace, "sent", "Bytes sent to this server", upstreamServerVariableLabelNames, constLabels),
"received": newUpstreamServerMetric(namespace, "received", "Bytes received to this server", upstreamServerVariableLabelNames, constLabels),
"fails": newUpstreamServerMetric(namespace, "fails", "Number of unsuccessful attempts to communicate with the server", upstreamServerVariableLabelNames, constLabels),
"unavail": newUpstreamServerMetric(namespace, "unavail", "How many times the server became unavailable for client requests (state 'unavail') due to the number of unsuccessful attempts reaching the max_fails threshold", upstreamServerVariableLabelNames, constLabels),
"header_time": newUpstreamServerMetric(namespace, "header_time", "Average time to get the response header from the server", upstreamServerVariableLabelNames, constLabels),
"response_time": newUpstreamServerMetric(namespace, "response_time", "Average time to get the full response from the server", upstreamServerVariableLabelNames, constLabels),
"health_checks_checks": newUpstreamServerMetric(namespace, "health_checks_checks", "Total health check requests", upstreamServerVariableLabelNames, constLabels),
"health_checks_fails": newUpstreamServerMetric(namespace, "health_checks_fails", "Failed health checks", upstreamServerVariableLabelNames, constLabels),
"health_checks_unhealthy": newUpstreamServerMetric(namespace, "health_checks_unhealthy", "How many times the server became unhealthy (state 'unhealthy')", upstreamServerVariableLabelNames, constLabels),
"codes_100": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "100"})),
"codes_101": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "101"})),
"codes_102": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "102"})),
"codes_200": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "200"})),
"codes_201": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "201"})),
"codes_202": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "202"})),
"codes_204": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "204"})),
"codes_206": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "206"})),
"codes_300": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "300"})),
"codes_301": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "301"})),
"codes_302": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "302"})),
"codes_303": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "303"})),
"codes_304": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "304"})),
"codes_307": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "307"})),
"codes_400": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "400"})),
"codes_401": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "401"})),
"codes_403": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "403"})),
"codes_404": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "404"})),
"codes_405": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "405"})),
"codes_408": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "408"})),
"codes_409": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "409"})),
"codes_411": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "411"})),
"codes_412": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "412"})),
"codes_413": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "413"})),
"codes_414": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "414"})),
"codes_415": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "415"})),
"codes_416": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "416"})),
"codes_429": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "429"})),
"codes_444": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "444"})),
"codes_494": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "494"})),
"codes_495": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "495"})),
"codes_496": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "496"})),
"codes_497": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "497"})),
"codes_499": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "499"})),
"codes_500": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "500"})),
"codes_501": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "501"})),
"codes_502": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "502"})),
"codes_503": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "503"})),
"codes_504": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "504"})),
"codes_507": newUpstreamServerMetric(namespace, "responses_codes", "Total responses sent to clients", upstreamServerVariableLabelNames, MergeLabels(constLabels, prometheus.Labels{"code": "507"})),
"ssl_handshakes": newUpstreamServerMetric(namespace, "ssl_handshakes", "Successful SSL handshakes", upstreamServerVariableLabelNames, constLabels),
"ssl_handshakes_failed": newUpstreamServerMetric(namespace, "ssl_handshakes_failed", "Failed SSL handshakes", upstreamServerVariableLabelNames, constLabels),
"ssl_session_reuses": newUpstreamServerMetric(namespace, "ssl_session_reuses", "Session reuses during SSL handshake", upstreamServerVariableLabelNames, constLabels),
},
streamUpstreamServerMetrics: map[string]*prometheus.Desc{
"state": newStreamUpstreamServerMetric(namespace, "state", "Current state", streamUpstreamServerVariableLabelNames, constLabels),
"active": newStreamUpstreamServerMetric(namespace, "active", "Active connections", streamUpstreamServerVariableLabelNames, constLabels),
"limit": newStreamUpstreamServerMetric(namespace, "limit", "Limit for connections which corresponds to the max_conns parameter of the upstream server. Zero value means there is no limit", streamUpstreamServerVariableLabelNames, constLabels),
"sent": newStreamUpstreamServerMetric(namespace, "sent", "Bytes sent to this server", streamUpstreamServerVariableLabelNames, constLabels),
"received": newStreamUpstreamServerMetric(namespace, "received", "Bytes received from this server", streamUpstreamServerVariableLabelNames, constLabels),
"fails": newStreamUpstreamServerMetric(namespace, "fails", "Number of unsuccessful attempts to communicate with the server", streamUpstreamServerVariableLabelNames, constLabels),
"unavail": newStreamUpstreamServerMetric(namespace, "unavail", "How many times the server became unavailable for client connections (state 'unavail') due to the number of unsuccessful attempts reaching the max_fails threshold", streamUpstreamServerVariableLabelNames, constLabels),
"connections": newStreamUpstreamServerMetric(namespace, "connections", "Total number of client connections forwarded to this server", streamUpstreamServerVariableLabelNames, constLabels),
"connect_time": newStreamUpstreamServerMetric(namespace, "connect_time", "Average time to connect to the upstream server", streamUpstreamServerVariableLabelNames, constLabels),
"first_byte_time": newStreamUpstreamServerMetric(namespace, "first_byte_time", "Average time to receive the first byte of data", streamUpstreamServerVariableLabelNames, constLabels),
"response_time": newStreamUpstreamServerMetric(namespace, "response_time", "Average time to receive the last byte of data", streamUpstreamServerVariableLabelNames, constLabels),
"health_checks_checks": newStreamUpstreamServerMetric(namespace, "health_checks_checks", "Total health check requests", streamUpstreamServerVariableLabelNames, constLabels),
"health_checks_fails": newStreamUpstreamServerMetric(namespace, "health_checks_fails", "Failed health checks", streamUpstreamServerVariableLabelNames, constLabels),
"health_checks_unhealthy": newStreamUpstreamServerMetric(namespace, "health_checks_unhealthy", "How many times the server became unhealthy (state 'unhealthy')", streamUpstreamServerVariableLabelNames, constLabels),
"ssl_handshakes": newStreamUpstreamServerMetric(namespace, "ssl_handshakes", "Successful SSL handshakes", streamUpstreamServerVariableLabelNames, constLabels),
"ssl_handshakes_failed": newStreamUpstreamServerMetric(namespace, "ssl_handshakes_failed", "Failed SSL handshakes", streamUpstreamServerVariableLabelNames, constLabels),
"ssl_session_reuses": newStreamUpstreamServerMetric(namespace, "ssl_session_reuses", "Session reuses during SSL handshake", streamUpstreamServerVariableLabelNames, constLabels),
},
streamZoneSyncMetrics: map[string]*prometheus.Desc{
"bytes_in": newStreamZoneSyncMetric(namespace, "bytes_in", "Bytes received by this node", constLabels),
"bytes_out": newStreamZoneSyncMetric(namespace, "bytes_out", "Bytes sent by this node", constLabels),
"msgs_in": newStreamZoneSyncMetric(namespace, "msgs_in", "Total messages received by this node", constLabels),
"msgs_out": newStreamZoneSyncMetric(namespace, "msgs_out", "Total messages sent by this node", constLabels),
"nodes_online": newStreamZoneSyncMetric(namespace, "nodes_online", "Number of peers this node is connected to", constLabels),
"records_pending": newStreamZoneSyncZoneMetric(namespace, "records_pending", "The number of records that need to be sent to the cluster", constLabels),
"records_total": newStreamZoneSyncZoneMetric(namespace, "records_total", "The total number of records stored in the shared memory zone", constLabels),
},
locationZoneMetrics: map[string]*prometheus.Desc{
"requests": newLocationZoneMetric(namespace, "requests", "Total client requests", constLabels),
"responses_1xx": newLocationZoneMetric(namespace, "responses", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "1xx"})),
"responses_2xx": newLocationZoneMetric(namespace, "responses", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "2xx"})),
"responses_3xx": newLocationZoneMetric(namespace, "responses", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "3xx"})),
"responses_4xx": newLocationZoneMetric(namespace, "responses", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "4xx"})),
"responses_5xx": newLocationZoneMetric(namespace, "responses", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "5xx"})),
"discarded": newLocationZoneMetric(namespace, "discarded", "Requests completed without sending a response", constLabels),
"received": newLocationZoneMetric(namespace, "received", "Bytes received from clients", constLabels),
"sent": newLocationZoneMetric(namespace, "sent", "Bytes sent to clients", constLabels),
"codes_100": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "100"})),
"codes_101": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "101"})),
"codes_102": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "102"})),
"codes_200": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "200"})),
"codes_201": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "201"})),
"codes_202": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "202"})),
"codes_204": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "204"})),
"codes_206": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "206"})),
"codes_300": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "300"})),
"codes_301": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "301"})),
"codes_302": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "302"})),
"codes_303": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "303"})),
"codes_304": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "304"})),
"codes_307": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "307"})),
"codes_400": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "400"})),
"codes_401": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "401"})),
"codes_403": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "403"})),
"codes_404": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "404"})),
"codes_405": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "405"})),
"codes_408": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "408"})),
"codes_409": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "409"})),
"codes_411": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "411"})),
"codes_412": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "412"})),
"codes_413": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "413"})),
"codes_414": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "414"})),
"codes_415": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "415"})),
"codes_416": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "416"})),
"codes_429": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "429"})),
"codes_444": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "444"})),
"codes_494": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "494"})),
"codes_495": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "495"})),
"codes_496": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "496"})),
"codes_497": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "497"})),
"codes_499": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "499"})),
"codes_500": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "500"})),
"codes_501": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "501"})),
"codes_502": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "502"})),
"codes_503": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "503"})),
"codes_504": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "504"})),
"codes_507": newLocationZoneMetric(namespace, "responses_codes", "Total responses sent to clients", MergeLabels(constLabels, prometheus.Labels{"code": "507"})),
},
resolverMetrics: map[string]*prometheus.Desc{
"name": newResolverMetric(namespace, "name", "Total requests to resolve names to addresses", constLabels),
"srv": newResolverMetric(namespace, "srv", "Total requests to resolve SRV records", constLabels),
"addr": newResolverMetric(namespace, "addr", "Total requests to resolve addresses to names", constLabels),
"noerror": newResolverMetric(namespace, "noerror", "Total number of successful responses", constLabels),
"formerr": newResolverMetric(namespace, "formerr", "Total number of FORMERR responses", constLabels),
"servfail": newResolverMetric(namespace, "servfail", "Total number of SERVFAIL responses", constLabels),
"nxdomain": newResolverMetric(namespace, "nxdomain", "Total number of NXDOMAIN responses", constLabels),
"notimp": newResolverMetric(namespace, "notimp", "Total number of NOTIMP responses", constLabels),
"refused": newResolverMetric(namespace, "refused", "Total number of REFUSED responses", constLabels),
"timedout": newResolverMetric(namespace, "timedout", "Total number of timed out requests", constLabels),
"unknown": newResolverMetric(namespace, "unknown", "Total requests completed with an unknown error", constLabels),
},
limitRequestMetrics: map[string]*prometheus.Desc{
"passed": newLimitRequestMetric(namespace, "passed", "Total number of requests that were neither limited nor accounted as limited", constLabels),
"delayed": newLimitRequestMetric(namespace, "delayed", "Total number of requests that were delayed", constLabels),
"rejected": newLimitRequestMetric(namespace, "rejected", "Total number of requests that were rejected", constLabels),
"delayed_dry_run": newLimitRequestMetric(namespace, "delayed_dry_run", "Total number of requests accounted as delayed in the dry run mode", constLabels),
"rejected_dry_run": newLimitRequestMetric(namespace, "rejected_dry_run", "Total number of requests accounted as rejected in the dry run mode", constLabels),
},
limitConnectionMetrics: map[string]*prometheus.Desc{
"passed": newLimitConnectionMetric(namespace, "passed", "Total number of connections that were neither limited nor accounted as limited", constLabels),
"rejected": newLimitConnectionMetric(namespace, "rejected", "Total number of connections that were rejected", constLabels),
"rejected_dry_run": newLimitConnectionMetric(namespace, "rejected_dry_run", "Total number of connections accounted as rejected in the dry run mode", constLabels),
},
streamLimitConnectionMetrics: map[string]*prometheus.Desc{
"passed": newStreamLimitConnectionMetric(namespace, "passed", "Total number of connections that were neither limited nor accounted as limited", constLabels),
"rejected": newStreamLimitConnectionMetric(namespace, "rejected", "Total number of connections that were rejected", constLabels),
"rejected_dry_run": newStreamLimitConnectionMetric(namespace, "rejected_dry_run", "Total number of connections accounted as rejected in the dry run mode", constLabels),
},
upMetric: newUpMetric(namespace, constLabels),
cacheZoneMetrics: map[string]*prometheus.Desc{
"size": newCacheZoneMetric(namespace, "size", "Total size of the cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"max_size": newCacheZoneMetric(namespace, "max_size", "Maximum size of the cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"cold": newCacheZoneMetric(namespace, "cold", "Is the cache considered cold", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"hit_responses": newCacheZoneMetric(namespace, "hit_responses", "Total number of cache hits", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"hit_bytes": newCacheZoneMetric(namespace, "hit_bytes", "Total number of bytes returned from cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"stale_responses": newCacheZoneMetric(namespace, "stale_responses", "Total number of stale cache hits", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"stale_bytes": newCacheZoneMetric(namespace, "stale_bytes", "Total number of bytes returned from stale cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"updating_responses": newCacheZoneMetric(namespace, "updating_responses", "Total number of cache hits while cache is updating", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"updating_bytes": newCacheZoneMetric(namespace, "updating_bytes", "Total number of bytes returned from cache while cache is updating", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"revalidated_responses": newCacheZoneMetric(namespace, "revalidated_responses", "Total number of cache revalidations", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"revalidated_bytes": newCacheZoneMetric(namespace, "revalidated_bytes", "Total number of bytes returned from cache revalidations", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"miss_responses": newCacheZoneMetric(namespace, "miss_responses", "Total number of cache misses", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"miss_bytes": newCacheZoneMetric(namespace, "miss_bytes", "Total number of bytes returned from cache misses", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"expired_responses": newCacheZoneMetric(namespace, "expired_responses", "Total number of cache hits with expired TTL", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"expired_bytes": newCacheZoneMetric(namespace, "expired_bytes", "Total number of bytes returned from cache hits with expired TTL", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"expired_responses_written": newCacheZoneMetric(namespace, "expired_responses_written", "Total number of cache hits with expired TTL written to cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"expired_bytes_written": newCacheZoneMetric(namespace, "expired_bytes_written", "Total number of bytes written to cache from cache hits with expired TTL", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"bypass_responses": newCacheZoneMetric(namespace, "bypass_responses", "Total number of cache bypasses", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"bypass_bytes": newCacheZoneMetric(namespace, "bypass_bytes", "Total number of bytes returned from cache bypasses", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"bypass_responses_written": newCacheZoneMetric(namespace, "bypass_responses_written", "Total number of cache bypasses written to cache", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
"bypass_bytes_written": newCacheZoneMetric(namespace, "bypass_bytes_written", "Total number of bytes written to cache from cache bypasses", variableLabelNames.CacheZoneVariableLabelNames, constLabels),
},
workerMetrics: map[string]*prometheus.Desc{
"connection_accepted": newWorkerMetric(namespace, "connection_accepted", "The total number of accepted client connections", constLabels),
"connection_dropped": newWorkerMetric(namespace, "connection_dropped", "The total number of dropped client connections", constLabels),
"connection_active": newWorkerMetric(namespace, "connection_active", "The current number of active client connections", constLabels),
"connection_idle": newWorkerMetric(namespace, "connection_idle", "The current number of idle client connections", constLabels),
"http_requests_total": newWorkerMetric(namespace, "http_requests_total", "The total number of client requests received by the worker process", constLabels),
"http_requests_current": newWorkerMetric(namespace, "http_requests_current", "The current number of client requests that are currently being processed by the worker process", constLabels),
},
}
}
// Describe sends the super-set of all possible descriptors of NGINX Plus metrics
// to the provided channel.
func (c *NginxPlusCollector) Describe(ch chan<- *prometheus.Desc) {
ch <- c.upMetric.Desc()
for _, m := range c.totalMetrics {
ch <- m
}
for _, m := range c.serverZoneMetrics {
ch <- m
}
for _, m := range c.upstreamMetrics {
ch <- m
}
for _, m := range c.upstreamServerMetrics {
ch <- m
}
for _, m := range c.streamServerZoneMetrics {
ch <- m
}
for _, m := range c.streamUpstreamMetrics {
ch <- m
}
for _, m := range c.streamUpstreamServerMetrics {
ch <- m
}
for _, m := range c.streamZoneSyncMetrics {
ch <- m
}
for _, m := range c.locationZoneMetrics {
ch <- m
}
for _, m := range c.resolverMetrics {
ch <- m
}
for _, m := range c.limitRequestMetrics {
ch <- m
}
for _, m := range c.limitConnectionMetrics {
ch <- m
}
for _, m := range c.streamLimitConnectionMetrics {
ch <- m
}
for _, m := range c.cacheZoneMetrics {
ch <- m
}
for _, m := range c.workerMetrics {
ch <- m
}
}
// Collect fetches metrics from NGINX Plus and sends them to the provided channel.
func (c *NginxPlusCollector) Collect(ch chan<- prometheus.Metric) {
c.mutex.Lock() // To protect metrics from concurrent collects
defer c.mutex.Unlock()
// FIXME: https://github.com/nginx/nginx-prometheus-exporter/issues/858
stats, err := c.nginxClient.GetStats(context.TODO())
if err != nil {
c.upMetric.Set(nginxDown)
ch <- c.upMetric
c.logger.Warn("error getting stats", "error", err.Error())
return
}
c.upMetric.Set(nginxUp)
ch <- c.upMetric
ch <- prometheus.MustNewConstMetric(c.totalMetrics["connections_accepted"],
prometheus.CounterValue, float64(stats.Connections.Accepted))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["connections_dropped"],
prometheus.CounterValue, float64(stats.Connections.Dropped))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["connections_active"],
prometheus.GaugeValue, float64(stats.Connections.Active))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["connections_idle"],
prometheus.GaugeValue, float64(stats.Connections.Idle))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["http_requests_total"],
prometheus.CounterValue, float64(stats.HTTPRequests.Total))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["http_requests_current"],
prometheus.GaugeValue, float64(stats.HTTPRequests.Current))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["ssl_handshakes"],
prometheus.CounterValue, float64(stats.SSL.Handshakes))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["ssl_handshakes_failed"],
prometheus.CounterValue, float64(stats.SSL.HandshakesFailed))
ch <- prometheus.MustNewConstMetric(c.totalMetrics["ssl_session_reuses"],
prometheus.CounterValue, float64(stats.SSL.SessionReuses))
for name, zone := range stats.ServerZones {
labelValues := []string{name}
varLabelValues := c.getServerZoneLabelValues(name)
if c.variableLabelNames.ServerZoneVariableLabelNames != nil && len(varLabelValues) != len(c.variableLabelNames.ServerZoneVariableLabelNames) {
c.logger.Warn("wrong number of labels for http zone, empty labels will be used instead", "zone", name, "expected", len(c.variableLabelNames.ServerZoneVariableLabelNames), "got", len(varLabelValues))
for range c.variableLabelNames.ServerZoneVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varLabelValues...)
}
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["processing"],
prometheus.GaugeValue, float64(zone.Processing), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["requests"],
prometheus.CounterValue, float64(zone.Requests), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["responses_1xx"],
prometheus.CounterValue, float64(zone.Responses.Responses1xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["responses_2xx"],
prometheus.CounterValue, float64(zone.Responses.Responses2xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["responses_3xx"],
prometheus.CounterValue, float64(zone.Responses.Responses3xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["responses_4xx"],
prometheus.CounterValue, float64(zone.Responses.Responses4xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["responses_5xx"],
prometheus.CounterValue, float64(zone.Responses.Responses5xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["discarded"],
prometheus.CounterValue, float64(zone.Discarded), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["received"],
prometheus.CounterValue, float64(zone.Received), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["sent"],
prometheus.CounterValue, float64(zone.Sent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_100"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPContinue), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_101"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSwitchingProtocols), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_102"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPProcessing), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_200"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPOk), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_201"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPCreated), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_202"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPAccepted), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_204"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNoContent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_206"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPPartialContent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_300"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSpecialResponse), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_301"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPMovedPermanently), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_302"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPMovedTemporarily), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_303"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSeeOther), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_304"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotModified), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_307"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPTemporaryRedirect), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_400"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPBadRequest), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_401"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPUnauthorized), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_403"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPForbidden), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_404"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotFound), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_405"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotAllowed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_408"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestTimeOut), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_409"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPConflict), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_411"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPLengthRequired), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_412"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPPreconditionFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_413"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestEntityTooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_414"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestURITooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_415"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPUnsupportedMediaType), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_416"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRangeNotSatisfiable), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_429"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPTooManyRequests), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_444"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPClose), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_494"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestHeaderTooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_495"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSCertError), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_496"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSNoCert), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_497"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPToHTTPS), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_499"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPClientClosedRequest), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_500"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPInternalServerError), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_501"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotImplemented), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_502"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPBadGateway), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_503"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPServiceUnavailable), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_504"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPGatewayTimeOut), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["codes_507"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPInsufficientStorage), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["ssl_handshakes"],
prometheus.CounterValue, float64(zone.SSL.Handshakes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["ssl_handshakes_failed"],
prometheus.CounterValue, float64(zone.SSL.HandshakesFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.serverZoneMetrics["ssl_session_reuses"],
prometheus.CounterValue, float64(zone.SSL.SessionReuses), labelValues...)
}
for name, zone := range stats.StreamServerZones {
labelValues := []string{name}
varLabelValues := c.getStreamServerZoneLabelValues(name)
if c.variableLabelNames.StreamServerZoneVariableLabelNames != nil && len(varLabelValues) != len(c.variableLabelNames.StreamServerZoneVariableLabelNames) {
c.logger.Warn("wrong number of labels for stream server zone, empty labels will be used instead", "zone", name, "expected", len(c.variableLabelNames.StreamServerZoneVariableLabelNames), "got", len(varLabelValues))
for range c.variableLabelNames.StreamServerZoneVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varLabelValues...)
}
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["processing"],
prometheus.GaugeValue, float64(zone.Processing), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["connections"],
prometheus.CounterValue, float64(zone.Connections), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["sessions_2xx"],
prometheus.CounterValue, float64(zone.Sessions.Sessions2xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["sessions_4xx"],
prometheus.CounterValue, float64(zone.Sessions.Sessions4xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["sessions_5xx"],
prometheus.CounterValue, float64(zone.Sessions.Sessions5xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["discarded"],
prometheus.CounterValue, float64(zone.Discarded), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["received"],
prometheus.CounterValue, float64(zone.Received), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["sent"],
prometheus.CounterValue, float64(zone.Sent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["ssl_handshakes"],
prometheus.CounterValue, float64(zone.SSL.Handshakes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["ssl_handshakes_failed"],
prometheus.CounterValue, float64(zone.SSL.HandshakesFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamServerZoneMetrics["ssl_session_reuses"],
prometheus.CounterValue, float64(zone.SSL.SessionReuses), labelValues...)
}
for name, upstream := range stats.Upstreams {
for _, peer := range upstream.Peers {
labelValues := []string{name, peer.Server}
varLabelValues := c.getUpstreamServerLabelValues(name)
if c.variableLabelNames.UpstreamServerVariableLabelNames != nil && len(varLabelValues) != len(c.variableLabelNames.UpstreamServerVariableLabelNames) {
c.logger.Warn("wrong number of labels for upstream, empty labels will be used instead", "upstream", name, "expected", len(c.variableLabelNames.UpstreamServerVariableLabelNames), "got", len(varLabelValues))
for range c.variableLabelNames.UpstreamServerVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varLabelValues...)
}
upstreamServer := fmt.Sprintf("%v/%v", name, peer.Server)
varPeerLabelValues := c.getUpstreamServerPeerLabelValues(upstreamServer)
if c.variableLabelNames.UpstreamServerPeerVariableLabelNames != nil && len(varPeerLabelValues) != len(c.variableLabelNames.UpstreamServerPeerVariableLabelNames) {
c.logger.Warn("wrong number of labels for upstream peer, empty labels will be used instead", "upstream", name, "peer", peer.Server, "expected", len(c.variableLabelNames.UpstreamServerPeerVariableLabelNames), "got", len(varPeerLabelValues))
for range c.variableLabelNames.UpstreamServerPeerVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varPeerLabelValues...)
}
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["state"],
prometheus.GaugeValue, upstreamServerStates[peer.State], labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["active"],
prometheus.GaugeValue, float64(peer.Active), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["limit"],
prometheus.GaugeValue, float64(peer.MaxConns), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["requests"],
prometheus.CounterValue, float64(peer.Requests), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["responses_1xx"],
prometheus.CounterValue, float64(peer.Responses.Responses1xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["responses_2xx"],
prometheus.CounterValue, float64(peer.Responses.Responses2xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["responses_3xx"],
prometheus.CounterValue, float64(peer.Responses.Responses3xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["responses_4xx"],
prometheus.CounterValue, float64(peer.Responses.Responses4xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["responses_5xx"],
prometheus.CounterValue, float64(peer.Responses.Responses5xx), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["sent"],
prometheus.CounterValue, float64(peer.Sent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["received"],
prometheus.CounterValue, float64(peer.Received), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["fails"],
prometheus.CounterValue, float64(peer.Fails), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["unavail"],
prometheus.CounterValue, float64(peer.Unavail), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["header_time"],
prometheus.GaugeValue, float64(peer.HeaderTime), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["response_time"],
prometheus.GaugeValue, float64(peer.ResponseTime), labelValues...)
if peer.HealthChecks != (plusclient.HealthChecks{}) {
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["health_checks_checks"],
prometheus.CounterValue, float64(peer.HealthChecks.Checks), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["health_checks_fails"],
prometheus.CounterValue, float64(peer.HealthChecks.Fails), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["health_checks_unhealthy"],
prometheus.CounterValue, float64(peer.HealthChecks.Unhealthy), labelValues...)
}
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_100"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPContinue), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_101"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPSwitchingProtocols), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_102"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPProcessing), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_200"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPOk), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_201"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPCreated), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_202"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPAccepted), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_204"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPNoContent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_206"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPPartialContent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_300"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPSpecialResponse), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_301"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPMovedPermanently), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_302"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPMovedTemporarily), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_303"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPSeeOther), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_304"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPNotModified), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_307"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPTemporaryRedirect), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_400"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPBadRequest), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_401"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPUnauthorized), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_403"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPForbidden), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_404"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPNotFound), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_405"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPNotAllowed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_408"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPRequestTimeOut), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_409"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPConflict), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_411"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPLengthRequired), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_412"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPPreconditionFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_413"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPRequestEntityTooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_414"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPRequestURITooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_415"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPUnsupportedMediaType), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_416"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPRangeNotSatisfiable), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_429"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPTooManyRequests), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_444"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPClose), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_494"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPRequestHeaderTooLarge), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_495"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPSCertError), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_496"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPSNoCert), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_497"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPToHTTPS), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_499"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPClientClosedRequest), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_500"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPInternalServerError), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_501"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPNotImplemented), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_502"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPBadGateway), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_503"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPServiceUnavailable), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_504"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPGatewayTimeOut), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["codes_507"],
prometheus.CounterValue, float64(peer.Responses.Codes.HTTPInsufficientStorage), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["ssl_handshakes"],
prometheus.CounterValue, float64(peer.SSL.Handshakes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["ssl_handshakes_failed"],
prometheus.CounterValue, float64(peer.SSL.HandshakesFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.upstreamServerMetrics["ssl_session_reuses"],
prometheus.CounterValue, float64(peer.SSL.SessionReuses), labelValues...)
}
ch <- prometheus.MustNewConstMetric(c.upstreamMetrics["keepalive"],
prometheus.GaugeValue, float64(upstream.Keepalive), name)
ch <- prometheus.MustNewConstMetric(c.upstreamMetrics["zombies"],
prometheus.GaugeValue, float64(upstream.Zombies), name)
}
for name, upstream := range stats.StreamUpstreams {
for _, peer := range upstream.Peers {
labelValues := []string{name, peer.Server}
varLabelValues := c.getStreamUpstreamServerLabelValues(name)
if c.variableLabelNames.StreamUpstreamServerVariableLabelNames != nil && len(varLabelValues) != len(c.variableLabelNames.StreamUpstreamServerVariableLabelNames) {
c.logger.Warn("wrong number of labels for stream server, empty labels will be used instead", "server", name, "labels", c.variableLabelNames.StreamUpstreamServerVariableLabelNames, "values", varLabelValues)
for range c.variableLabelNames.StreamUpstreamServerVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varLabelValues...)
}
upstreamServer := fmt.Sprintf("%v/%v", name, peer.Server)
varPeerLabelValues := c.getStreamUpstreamServerPeerLabelValues(upstreamServer)
if c.variableLabelNames.StreamUpstreamServerPeerVariableLabelNames != nil && len(varPeerLabelValues) != len(c.variableLabelNames.StreamUpstreamServerPeerVariableLabelNames) {
c.logger.Warn("wrong number of labels for stream upstream peer, empty labels will be used instead", "server", upstreamServer, "labels", c.variableLabelNames.StreamUpstreamServerPeerVariableLabelNames, "values", varPeerLabelValues)
for range c.variableLabelNames.StreamUpstreamServerPeerVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varPeerLabelValues...)
}
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["state"],
prometheus.GaugeValue, upstreamServerStates[peer.State], labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["active"],
prometheus.GaugeValue, float64(peer.Active), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["limit"],
prometheus.GaugeValue, float64(peer.MaxConns), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["connections"],
prometheus.CounterValue, float64(peer.Connections), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["connect_time"],
prometheus.GaugeValue, float64(peer.ConnectTime), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["first_byte_time"],
prometheus.GaugeValue, float64(peer.FirstByteTime), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["response_time"],
prometheus.GaugeValue, float64(peer.ResponseTime), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["sent"],
prometheus.CounterValue, float64(peer.Sent), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["received"],
prometheus.CounterValue, float64(peer.Received), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["fails"],
prometheus.CounterValue, float64(peer.Fails), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["unavail"],
prometheus.CounterValue, float64(peer.Unavail), labelValues...)
if peer.HealthChecks != (plusclient.HealthChecks{}) {
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["health_checks_checks"],
prometheus.CounterValue, float64(peer.HealthChecks.Checks), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["health_checks_fails"],
prometheus.CounterValue, float64(peer.HealthChecks.Fails), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["health_checks_unhealthy"],
prometheus.CounterValue, float64(peer.HealthChecks.Unhealthy), labelValues...)
}
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["ssl_handshakes"],
prometheus.CounterValue, float64(peer.SSL.Handshakes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["ssl_handshakes_failed"],
prometheus.CounterValue, float64(peer.SSL.HandshakesFailed), labelValues...)
ch <- prometheus.MustNewConstMetric(c.streamUpstreamServerMetrics["ssl_session_reuses"],
prometheus.CounterValue, float64(peer.SSL.SessionReuses), labelValues...)
}
ch <- prometheus.MustNewConstMetric(c.streamUpstreamMetrics["zombies"],
prometheus.GaugeValue, float64(upstream.Zombies), name)
}
if stats.StreamZoneSync != nil {
for name, zone := range stats.StreamZoneSync.Zones {
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["records_pending"],
prometheus.GaugeValue, float64(zone.RecordsPending), name)
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["records_total"],
prometheus.GaugeValue, float64(zone.RecordsTotal), name)
}
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["bytes_in"],
prometheus.CounterValue, float64(stats.StreamZoneSync.Status.BytesIn))
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["bytes_out"],
prometheus.CounterValue, float64(stats.StreamZoneSync.Status.BytesOut))
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["msgs_in"],
prometheus.CounterValue, float64(stats.StreamZoneSync.Status.MsgsIn))
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["msgs_out"],
prometheus.CounterValue, float64(stats.StreamZoneSync.Status.MsgsOut))
ch <- prometheus.MustNewConstMetric(c.streamZoneSyncMetrics["nodes_online"],
prometheus.GaugeValue, float64(stats.StreamZoneSync.Status.NodesOnline))
}
for name, zone := range stats.LocationZones {
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["requests"],
prometheus.CounterValue, float64(zone.Requests), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["responses_1xx"],
prometheus.CounterValue, float64(zone.Responses.Responses1xx), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["responses_2xx"],
prometheus.CounterValue, float64(zone.Responses.Responses2xx), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["responses_3xx"],
prometheus.CounterValue, float64(zone.Responses.Responses3xx), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["responses_4xx"],
prometheus.CounterValue, float64(zone.Responses.Responses4xx), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["responses_5xx"],
prometheus.CounterValue, float64(zone.Responses.Responses5xx), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["discarded"],
prometheus.CounterValue, float64(zone.Discarded), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["received"],
prometheus.CounterValue, float64(zone.Received), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["sent"],
prometheus.CounterValue, float64(zone.Sent), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_100"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPContinue), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_101"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSwitchingProtocols), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_102"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPProcessing), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_200"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPOk), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_201"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPCreated), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_202"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPAccepted), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_204"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNoContent), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_206"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPPartialContent), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_300"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSpecialResponse), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_301"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPMovedPermanently), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_302"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPMovedTemporarily), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_303"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSeeOther), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_304"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotModified), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_307"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPTemporaryRedirect), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_400"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPBadRequest), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_401"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPUnauthorized), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_403"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPForbidden), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_404"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotFound), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_405"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotAllowed), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_408"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestTimeOut), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_409"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPConflict), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_411"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPLengthRequired), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_412"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPPreconditionFailed), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_413"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestEntityTooLarge), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_414"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestURITooLarge), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_415"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPUnsupportedMediaType), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_416"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRangeNotSatisfiable), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_429"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPTooManyRequests), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_444"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPClose), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_494"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPRequestHeaderTooLarge), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_495"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSCertError), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_496"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPSNoCert), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_497"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPToHTTPS), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_499"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPClientClosedRequest), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_500"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPInternalServerError), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_501"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPNotImplemented), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_502"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPBadGateway), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_503"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPServiceUnavailable), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_504"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPGatewayTimeOut), name)
ch <- prometheus.MustNewConstMetric(c.locationZoneMetrics["codes_507"],
prometheus.CounterValue, float64(zone.Responses.Codes.HTTPInsufficientStorage), name)
}
for name, zone := range stats.Resolvers {
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["name"],
prometheus.CounterValue, float64(zone.Requests.Name), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["srv"],
prometheus.CounterValue, float64(zone.Requests.Srv), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["addr"],
prometheus.CounterValue, float64(zone.Requests.Addr), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["noerror"],
prometheus.CounterValue, float64(zone.Responses.Noerror), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["formerr"],
prometheus.CounterValue, float64(zone.Responses.Formerr), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["servfail"],
prometheus.CounterValue, float64(zone.Responses.Servfail), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["nxdomain"],
prometheus.CounterValue, float64(zone.Responses.Nxdomain), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["notimp"],
prometheus.CounterValue, float64(zone.Responses.Notimp), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["refused"],
prometheus.CounterValue, float64(zone.Responses.Refused), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["timedout"],
prometheus.CounterValue, float64(zone.Responses.Timedout), name)
ch <- prometheus.MustNewConstMetric(c.resolverMetrics["unknown"],
prometheus.CounterValue, float64(zone.Responses.Unknown), name)
}
for name, zone := range stats.HTTPLimitRequests {
ch <- prometheus.MustNewConstMetric(c.limitRequestMetrics["passed"], prometheus.CounterValue, float64(zone.Passed), name)
ch <- prometheus.MustNewConstMetric(c.limitRequestMetrics["rejected"], prometheus.CounterValue, float64(zone.Rejected), name)
ch <- prometheus.MustNewConstMetric(c.limitRequestMetrics["delayed"], prometheus.CounterValue, float64(zone.Delayed), name)
ch <- prometheus.MustNewConstMetric(c.limitRequestMetrics["rejected_dry_run"], prometheus.CounterValue, float64(zone.RejectedDryRun), name)
ch <- prometheus.MustNewConstMetric(c.limitRequestMetrics["delayed_dry_run"], prometheus.CounterValue, float64(zone.DelayedDryRun), name)
}
for name, zone := range stats.HTTPLimitConnections {
ch <- prometheus.MustNewConstMetric(c.limitConnectionMetrics["passed"], prometheus.CounterValue, float64(zone.Passed), name)
ch <- prometheus.MustNewConstMetric(c.limitConnectionMetrics["rejected"], prometheus.CounterValue, float64(zone.Rejected), name)
ch <- prometheus.MustNewConstMetric(c.limitConnectionMetrics["rejected_dry_run"], prometheus.CounterValue, float64(zone.RejectedDryRun), name)
}
for name, zone := range stats.StreamLimitConnections {
ch <- prometheus.MustNewConstMetric(c.streamLimitConnectionMetrics["passed"], prometheus.CounterValue, float64(zone.Passed), name)
ch <- prometheus.MustNewConstMetric(c.streamLimitConnectionMetrics["rejected"], prometheus.CounterValue, float64(zone.Rejected), name)
ch <- prometheus.MustNewConstMetric(c.streamLimitConnectionMetrics["rejected_dry_run"], prometheus.CounterValue, float64(zone.RejectedDryRun), name)
}
for name, zone := range stats.Caches {
labelValues := []string{name}
varLabelValues := c.getCacheZoneLabelValues(name)
if c.variableLabelNames.CacheZoneVariableLabelNames != nil && len(varLabelValues) != len(c.variableLabelNames.CacheZoneVariableLabelNames) {
c.logger.Warn("wrong number of labels for cache zone, empty labels will be used instead", "zone", name, "labels", c.variableLabelNames.CacheZoneVariableLabelNames, "values", varLabelValues)
for range c.variableLabelNames.CacheZoneVariableLabelNames {
labelValues = append(labelValues, "")
}
} else {
labelValues = append(labelValues, varLabelValues...)
}
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["size"], prometheus.GaugeValue, float64(zone.Size), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["max_size"], prometheus.GaugeValue, float64(zone.MaxSize), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["cold"], prometheus.GaugeValue, booleanToFloat64[zone.Cold], labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["hit_responses"], prometheus.CounterValue, float64(zone.Hit.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["hit_bytes"], prometheus.CounterValue, float64(zone.Hit.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["stale_responses"], prometheus.CounterValue, float64(zone.Stale.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["stale_bytes"], prometheus.CounterValue, float64(zone.Stale.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["updating_responses"], prometheus.CounterValue, float64(zone.Updating.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["updating_bytes"], prometheus.CounterValue, float64(zone.Updating.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["revalidated_responses"], prometheus.CounterValue, float64(zone.Revalidated.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["revalidated_bytes"], prometheus.CounterValue, float64(zone.Revalidated.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["miss_responses"], prometheus.CounterValue, float64(zone.Miss.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["miss_bytes"], prometheus.CounterValue, float64(zone.Miss.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["expired_responses"], prometheus.CounterValue, float64(zone.Expired.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["expired_bytes"], prometheus.CounterValue, float64(zone.Expired.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["expired_responses_written"], prometheus.CounterValue, float64(zone.Expired.ResponsesWritten), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["expired_bytes_written"], prometheus.CounterValue, float64(zone.Expired.BytesWritten), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["bypass_responses"], prometheus.CounterValue, float64(zone.Bypass.Responses), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["bypass_bytes"], prometheus.CounterValue, float64(zone.Bypass.Bytes), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["bypass_responses_written"], prometheus.CounterValue, float64(zone.Bypass.ResponsesWritten), labelValues...)
ch <- prometheus.MustNewConstMetric(c.cacheZoneMetrics["bypass_bytes_written"], prometheus.CounterValue, float64(zone.Bypass.BytesWritten), labelValues...)
}
for id, worker := range stats.Workers {
workerID := strconv.FormatInt(int64(id), 10)
workerPID := strconv.FormatUint(worker.ProcessID, 10)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["connection_accepted"], prometheus.CounterValue, float64(worker.Connections.Accepted), workerID, workerPID)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["connection_dropped"], prometheus.CounterValue, float64(worker.Connections.Dropped), workerID, workerPID)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["connection_active"], prometheus.GaugeValue, float64(worker.Connections.Active), workerID, workerPID)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["connection_idle"], prometheus.GaugeValue, float64(worker.Connections.Idle), workerID, workerPID)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["http_requests_total"], prometheus.CounterValue, float64(worker.HTTP.HTTPRequests.Total), workerID, workerPID)
ch <- prometheus.MustNewConstMetric(c.workerMetrics["http_requests_current"], prometheus.GaugeValue, float64(worker.HTTP.HTTPRequests.Current), workerID, workerPID)
}
}
var upstreamServerStates = map[string]float64{
"up": 1.0,
"draining": 2.0,
"down": 3.0,
"unavail": 4.0,
"checking": 5.0,
"unhealthy": 6.0,
}
var booleanToFloat64 = map[bool]float64{
true: 1.0,
false: 0.0,
}
func newServerZoneMetric(namespace string, metricName string, docString string, variableLabelNames []string, constLabels prometheus.Labels) *prometheus.Desc {
labels := []string{"server_zone"}
labels = append(labels, variableLabelNames...)
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "server_zone", metricName), docString, labels, constLabels)
}
func newStreamServerZoneMetric(namespace string, metricName string, docString string, variableLabelNames []string, constLabels prometheus.Labels) *prometheus.Desc {
labels := []string{"server_zone"}
labels = append(labels, variableLabelNames...)
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_server_zone", metricName), docString, labels, constLabels)
}
func newUpstreamMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "upstream", metricName), docString, []string{"upstream"}, constLabels)
}
func newStreamUpstreamMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_upstream", metricName), docString, []string{"upstream"}, constLabels)
}
func newUpstreamServerMetric(namespace string, metricName string, docString string, variableLabelNames []string, constLabels prometheus.Labels) *prometheus.Desc {
labels := []string{"upstream", "server"}
labels = append(labels, variableLabelNames...)
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "upstream_server", metricName), docString, labels, constLabels)
}
func newStreamUpstreamServerMetric(namespace string, metricName string, docString string, variableLabelNames []string, constLabels prometheus.Labels) *prometheus.Desc {
labels := []string{"upstream", "server"}
labels = append(labels, variableLabelNames...)
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_upstream_server", metricName), docString, labels, constLabels)
}
func newStreamZoneSyncMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_zone_sync_status", metricName), docString, nil, constLabels)
}
func newStreamZoneSyncZoneMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_zone_sync_zone", metricName), docString, []string{"zone"}, constLabels)
}
func newLocationZoneMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "location_zone", metricName), docString, []string{"location_zone"}, constLabels)
}
func newResolverMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "resolver", metricName), docString, []string{"resolver"}, constLabels)
}
func newLimitRequestMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "limit_request", metricName), docString, []string{"zone"}, constLabels)
}
func newLimitConnectionMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "limit_connection", metricName), docString, []string{"zone"}, constLabels)
}
func newStreamLimitConnectionMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "stream_limit_connection", metricName), docString, []string{"zone"}, constLabels)
}
func newCacheZoneMetric(namespace string, metricName string, docString string, variableLabelNames []string, constLabels prometheus.Labels) *prometheus.Desc {
labels := []string{"zone"}
labels = append(labels, variableLabelNames...)
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "cache", metricName), docString, labels, constLabels)
}
func newWorkerMetric(namespace string, metricName string, docString string, constLabels prometheus.Labels) *prometheus.Desc {
return prometheus.NewDesc(prometheus.BuildFQName(namespace, "worker", metricName), docString, []string{"id", "pid"}, constLabels)
}