kjuulh/serverctl
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Add metrics

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This commit is contained in:
Kasper Juul Hermansen 2022-02-14 01:42:18 +01:00
parent cb0917d916
commit 80eb11b0c9
Signed by: kjuulh
GPG Key ID: 0F95C140730F2F23
3 changed files with 24 additions and 9 deletions
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25
main.go
View File

@ -6,9 +6,11 @@ import (
"github.com/docker/docker/api/types"
"github.com/docker/docker/client"
"github.com/eko/gocache/cache"
"github.com/eko/gocache/metrics"
"github.com/eko/gocache/store"
"github.com/gin-gonic/gin"
"github.com/go-co-op/gocron"
"github.com/prometheus/client_golang/prometheus/promhttp"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"io/ioutil"
@ -77,11 +79,20 @@ func BasicAuthMiddleware(l *zap.Logger, us *users.Service) gin.HandlerFunc {
c.Next()
}
}
func setupApi(l *zap.Logger, cc *cache.Cache, us *users.Service, ps *projects.Service) {
func setupApi(l *zap.Logger, cc *cache.MetricCache, us *users.Service, ps *projects.Service) {
l.Info("Setting up serverctl setupApi (using gin)")
r := gin.Default()
promHandler := func() gin.HandlerFunc {
h := promhttp.Handler()
return func(c *gin.Context) {
h.ServeHTTP(c.Writer, c.Request)
}
}
r.GET("/metrics", promHandler())
r.POST("/auth/register", func(c *gin.Context) {
type RegisterUser struct {
Email string `json:"email" binding:"required"`
@ -185,22 +196,26 @@ func setupDocker(l *zap.Logger) *client.Client {
return cli
}
func setupCache(l *zap.Logger) *cache.Cache {
func setupCache(l *zap.Logger) *cache.MetricCache {
l.Info("Setting up cache")
ristrettoCache, err := ristretto.NewCache(&ristretto.Config{
NumCounters: 1000,
MaxCost: 100_000_000,
BufferItems: 64,
})
promMetrics := metrics.NewPrometheus("serverctl")
if err != nil {
panic(err)
}
ristrettoStore := store.NewRistretto(ristrettoCache, nil)
cacheManager := cache.New(ristrettoStore)
return cacheManager
cacheManager := cache.New(ristrettoStore)
metricsCache := cache.NewMetric(promMetrics, cacheManager)
return metricsCache
}
func setupCron(l *zap.Logger, cm *cache.Cache, cc *client.Client) {
func setupCron(l *zap.Logger, cm *cache.MetricCache, cc *client.Client) {
l.Info("Setting up job scheduler (cron)")
s := gocron.NewScheduler(time.UTC)

4
pkg/application/projects/service.go
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@ -10,10 +10,10 @@ import (
type Service struct {
projectsRepository Repository
logger *zap.Logger
cache *cache.Cache
cache *cache.MetricCache
}
func NewService(logger *zap.Logger, projectsRepository Repository, cache *cache.Cache) *Service {
func NewService(logger *zap.Logger, projectsRepository Repository, cache *cache.MetricCache) *Service {
return &Service{
logger: logger,
projectsRepository: projectsRepository,

4
pkg/application/users/service.go
View File

@ -9,12 +9,12 @@ import (
type Service struct {
logger *zap.Logger
cache *cache.Cache
cache *cache.MetricCache
repository Repository
passwordHasher PasswordHasher
}
func NewService(l *zap.Logger, ur Repository, c *cache.Cache) *Service {
func NewService(l *zap.Logger, ur Repository, c *cache.MetricCache) *Service {
return &Service{
logger: l,
repository: ur,