73 lines
1.5 KiB
Go
73 lines
1.5 KiB
Go
package feta
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import "fmt"
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import "os"
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import "time"
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import "net/http"
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import "github.com/rs/zerolog/log"
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import "github.com/gin-gonic/gin"
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import "github.com/dn365/gin-zerolog"
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type FetaAPIServer struct {
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feta *FetaProcess
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}
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func (self *FetaAPIServer) SetFeta(feta *FetaProcess) {
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self.feta = feta
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}
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func (a *FetaAPIServer) Serve() {
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if a.feta == nil {
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panic("must have feta app from which to serve stats")
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}
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s := a.getServer()
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err := s.ListenAndServe()
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if err != nil {
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log.Fatal().Msg("webserver failure: " + err.Error())
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return
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}
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}
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func (a *FetaAPIServer) getRouter() *gin.Engine {
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if os.Getenv("DEBUG") == "" {
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gin.SetMode(gin.ReleaseMode)
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}
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// empty router
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r := gin.New()
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// wrap panics:
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r.Use(gin.Recovery())
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// attach logger middleware
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r.Use(ginzerolog.Logger("gin"))
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r.GET("/.well-known/healthcheck.json", gin.WrapF(a.getHealthCheckHandler()))
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r.GET("/", func(c *gin.Context) { c.Redirect(http.StatusMovedPermanently, "/feta") })
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r.GET("/feta", gin.WrapF(a.getIndexHandler()))
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r.GET("/feta/list/instances", gin.WrapF(a.getInstanceListHandler()))
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return r
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}
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func (a *FetaAPIServer) getServer() *http.Server {
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r := a.getRouter()
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port := "8080"
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if os.Getenv("PORT") != "" {
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port = os.Getenv("PORT")
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}
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log.Info().Str("port", port).Msg("starting webserver")
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s := &http.Server{
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Addr: fmt.Sprintf(":%s", port),
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Handler: r,
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ReadTimeout: 10 * time.Second,
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WriteTimeout: 10 * time.Second,
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MaxHeaderBytes: 1 << 20,
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}
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return s
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}
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