From 94a8ce45fb0251dbddb7796077c05246630fdee6 Mon Sep 17 00:00:00 2001 From: Michael Graff Date: Fri, 7 Apr 2023 21:53:11 -0500 Subject: [PATCH] convert to fiber --- app/envoy-receiver/main.go | 88 +++++++++++++++++--------------------- go.mod | 18 ++++++-- go.sum | 86 ++++++++++++++++++++++++++++++++++--- 3 files changed, 134 insertions(+), 58 deletions(-) diff --git a/app/envoy-receiver/main.go b/app/envoy-receiver/main.go index f23cdf7..286a6ba 100644 --- a/app/envoy-receiver/main.go +++ b/app/envoy-receiver/main.go @@ -17,39 +17,28 @@ package main import ( - "encoding/json" "flag" "fmt" - "io" "log" "net/http" "os" "time" - "github.com/gorilla/handlers" - "github.com/gorilla/mux" + "github.com/gofiber/fiber/v2" + "github.com/gofiber/fiber/v2/middleware/cors" + flogger "github.com/gofiber/fiber/v2/middleware/logger" influxdb2 "github.com/influxdata/influxdb-client-go/v2" "github.com/skandragon/gohealthcheck/health" + "github.com/valyala/fasthttp/fasthttpadaptor" ) -// App holds application shared state. -type App struct { +// Server holds application shared state. +type Server struct { healthchecker *health.Health db influxdb2.Client secret string } -func loggingMiddleware(next http.Handler) http.Handler { - return handlers.LoggingHandler(os.Stdout, next) -} - -func (a *App) routes(mux *mux.Router) { - mux.Use(loggingMiddleware) - - mux.HandleFunc("/health", a.healthchecker.HTTPHandler()).Methods(http.MethodGet) - mux.HandleFunc("/api/v1/inverters", a.envoyReceive).Methods(http.MethodPost) -} - type inverterReport struct { SerialNumber string `json:"serialNumber,omitempty"` LastReportDate int `json:"lastReportDate,omitempty"` @@ -63,36 +52,25 @@ type submission struct { Inverters []inverterReport `json:"inverters,omitempty"` } -func (a *App) envoyReceive(w http.ResponseWriter, req *http.Request) { - foundSecret := req.Header.Get("x-flameorg-auth") +func (a *Server) envoyReceive(c *fiber.Ctx) error { + c.Accepts("application/json") + c.Type("json", "utf-8") + + foundSecret := c.Get("x-flameorg-auth") if foundSecret != a.secret { - http.Error(w, "Forbidden", http.StatusForbidden) - log.Println("Forbidden") - return + return fiber.ErrForbidden } - w.Header().Set("content-type", "application/json") - - defer req.Body.Close() - body, err := io.ReadAll(req.Body) - if err != nil { - log.Printf("While reading body: %v", err) - w.WriteHeader(http.StatusBadRequest) - return - } sub := submission{} - err = json.Unmarshal(body, &sub) - if err != nil { - log.Printf("While cracking json open: %v", err) - w.WriteHeader(http.StatusBadRequest) - return + if err := c.BodyParser(&sub); err != nil { + return err } a.process(sub) - w.WriteHeader(http.StatusOK) + return nil } -func (a *App) process(sub submission) { +func (a *Server) process(sub submission) { writeAPI := a.db.WriteAPI("flame", "envoy") errorsCh := writeAPI.Errors() go func() { @@ -119,6 +97,13 @@ func (a *App) process(sub submission) { writeAPI.Flush() } +func WrapHandler(f http.HandlerFunc) func(ctx *fiber.Ctx) error { + return func(ctx *fiber.Ctx) error { + fasthttpadaptor.NewFastHTTPHandler(f)(ctx.Context()) + return nil + } +} + func main() { listenAddress := flag.String("listenAddress", ":3100", "listen on this address/port") @@ -140,24 +125,31 @@ func main() { } dbopt := influxdb2.DefaultOptions().SetBatchSize(20) - app := &App{ + server := &Server{ healthchecker: health.MakeHealth(), db: influxdb2.NewClientWithOptions(influxURL, influxToken, dbopt), secret: secret, } - go app.healthchecker.RunCheckers(15) + go server.healthchecker.RunCheckers(15) - m := mux.NewRouter() - app.routes(m) - - srv := &http.Server{ - Addr: *listenAddress, - Handler: m, + app := fiber.New(fiber.Config{ ReadTimeout: 5 * time.Second, IdleTimeout: 5 * time.Second, WriteTimeout: 5 * time.Second, - } + }) + + app.Use(flogger.New()) + + app.Use(cors.New(cors.Config{ + AllowOrigins: "https://gofiber.io, https://gofiber.net", + AllowHeaders: "Origin, Content-Type, Accept", + })) + + server.healthchecker.HTTPHandler() + + app.Get("/health", WrapHandler(server.healthchecker.HTTPHandler())) + app.Post("/api/v1/inverters", server.envoyReceive) log.Printf("Starting HTTP listener on %s", *listenAddress) - log.Fatal(srv.ListenAndServe()) + log.Fatal(app.Listen(*listenAddress)) } diff --git a/go.mod b/go.mod index 139cec4..5ab4889 100644 --- a/go.mod +++ b/go.mod @@ -3,22 +3,34 @@ module github.com/skandragon/envoy-scrape go 1.20 require ( - github.com/gorilla/handlers v1.5.1 - github.com/gorilla/mux v1.8.0 + github.com/gofiber/fiber/v2 v2.43.0 github.com/influxdata/influxdb-client-go/v2 v2.12.3 github.com/skandragon/gohealthcheck v1.0.3 github.com/stretchr/testify v1.8.1 + github.com/valyala/fasthttp v1.45.0 ) require ( + github.com/andybalholm/brotli v1.0.5 // indirect github.com/apapsch/go-jsonmerge/v2 v2.0.0 // indirect github.com/davecgh/go-spew v1.1.1 // indirect github.com/deepmap/oapi-codegen v1.12.4 // indirect - github.com/felixge/httpsnoop v1.0.3 // indirect github.com/google/uuid v1.3.0 // indirect github.com/influxdata/line-protocol v0.0.0-20210922203350-b1ad95c89adf // indirect + github.com/klauspost/compress v1.16.4 // indirect + github.com/mattn/go-colorable v0.1.13 // indirect + github.com/mattn/go-isatty v0.0.18 // indirect + github.com/mattn/go-runewidth v0.0.14 // indirect + github.com/philhofer/fwd v1.1.2 // indirect github.com/pkg/errors v0.9.1 // indirect github.com/pmezard/go-difflib v1.0.0 // indirect + github.com/rivo/uniseg v0.4.4 // indirect + github.com/savsgio/dictpool v0.0.0-20221023140959-7bf2e61cea94 // indirect + github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect + github.com/tinylib/msgp v1.1.8 // indirect + github.com/valyala/bytebufferpool v1.0.0 // indirect + github.com/valyala/tcplisten v1.0.0 // indirect golang.org/x/net v0.9.0 // indirect + golang.org/x/sys v0.7.0 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect ) diff --git a/go.sum b/go.sum index 225c2ea..78e71ee 100644 --- a/go.sum +++ b/go.sum @@ -1,4 +1,6 @@ github.com/RaveNoX/go-jsoncommentstrip v1.0.0/go.mod h1:78ihd09MekBnJnxpICcwzCMzGrKSKYe4AqU6PDYYpjk= +github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs= +github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig= github.com/apapsch/go-jsonmerge/v2 v2.0.0 h1:axGnT1gRIfimI7gJifB699GoE/oq+F2MU7Dml6nw9rQ= github.com/apapsch/go-jsonmerge/v2 v2.0.0/go.mod h1:lvDnEdqiQrp0O42VQGgmlKpxL1AP2+08jFMw88y4klk= github.com/bmatcuk/doublestar v1.1.1/go.mod h1:UD6OnuiIn0yFxxA2le/rnRU1G4RaI4UvFv1sNto9p6w= @@ -7,24 +9,39 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/deepmap/oapi-codegen v1.12.4 h1:pPmn6qI9MuOtCz82WY2Xaw46EQjgvxednXXrP7g5Q2s= github.com/deepmap/oapi-codegen v1.12.4/go.mod h1:3lgHGMu6myQ2vqbbTXH2H1o4eXFTGnFiDaOaKKl5yas= -github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U= -github.com/felixge/httpsnoop v1.0.3 h1:s/nj+GCswXYzN5v2DpNMuMQYe+0DDwt5WVCU6CWBdXk= -github.com/felixge/httpsnoop v1.0.3/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U= +github.com/gofiber/fiber/v2 v2.43.0 h1:yit3E4kHf178B60p5CQBa/3v+WVuziWMa/G2ZNyLJB0= +github.com/gofiber/fiber/v2 v2.43.0/go.mod h1:mpS1ZNE5jU+u+BA4FbM+KKnUzJ4wzTK+FT2tG3tU+6I= github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I= github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= -github.com/gorilla/handlers v1.5.1 h1:9lRY6j8DEeeBT10CvO9hGW0gmky0BprnvDI5vfhUHH4= -github.com/gorilla/handlers v1.5.1/go.mod h1:t8XrUpc4KVXb7HGyJ4/cEnwQiaxrX/hz1Zv/4g96P1Q= -github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI= -github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So= github.com/influxdata/influxdb-client-go/v2 v2.12.3 h1:28nRlNMRIV4QbtIUvxhWqaxn0IpXeMSkY/uJa/O/vC4= github.com/influxdata/influxdb-client-go/v2 v2.12.3/go.mod h1:IrrLUbCjjfkmRuaCiGQg4m2GbkaeJDcuWoxiWdQEbA0= github.com/influxdata/line-protocol v0.0.0-20210922203350-b1ad95c89adf h1:7JTmneyiNEwVBOHSjoMxiWAqB992atOeepeFYegn5RU= github.com/influxdata/line-protocol v0.0.0-20210922203350-b1ad95c89adf/go.mod h1:xaLFMmpvUxqXtVkUJfg9QmT88cDaCJ3ZKgdZ78oO8Qo= github.com/juju/gnuflag v0.0.0-20171113085948-2ce1bb71843d/go.mod h1:2PavIy+JPciBPrBUjwbNvtwB6RQlve+hkpll6QSNmOE= +github.com/klauspost/compress v1.16.4 h1:91KN02FnsOYhuunwU4ssRe8lc2JosWmizWa91B5v1PU= +github.com/klauspost/compress v1.16.4/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE= +github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA= +github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg= +github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM= +github.com/mattn/go-isatty v0.0.18 h1:DOKFKCQ7FNG2L1rbrmstDN4QVRdS89Nkh85u68Uwp98= +github.com/mattn/go-isatty v0.0.18/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= +github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU= +github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w= +github.com/philhofer/fwd v1.1.1/go.mod h1:gk3iGcWd9+svBvR0sR+KPcfE+RNWozjowpeBVG3ZVNU= +github.com/philhofer/fwd v1.1.2 h1:bnDivRJ1EWPjUIRXV5KfORO897HTbpFAQddBdE8t7Gw= +github.com/philhofer/fwd v1.1.2/go.mod h1:qkPdfjR2SIEbspLqpe1tO4n5yICnr2DY7mqEx2tUTP0= github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc= +github.com/rivo/uniseg v0.4.4 h1:8TfxU8dW6PdqD27gjM8MVNuicgxIjxpm4K7x4jp8sis= +github.com/rivo/uniseg v0.4.4/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88= +github.com/savsgio/dictpool v0.0.0-20221023140959-7bf2e61cea94 h1:rmMl4fXJhKMNWl+K+r/fq4FbbKI+Ia2m9hYBLm2h4G4= +github.com/savsgio/dictpool v0.0.0-20221023140959-7bf2e61cea94/go.mod h1:90zrgN3D/WJsDd1iXHT96alCoN2KJo6/4x1DZC3wZs8= +github.com/savsgio/gotils v0.0.0-20220530130905-52f3993e8d6d/go.mod h1:Gy+0tqhJvgGlqnTF8CVGP0AaGRjwBtXs/a5PA0Y3+A4= +github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1AvpV+7XmhI4r39LGNzwUL4YpMuL5vk= +github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g= github.com/skandragon/gohealthcheck v1.0.3 h1:Q4gIYvX2eBfEuM9msyK6NapTPWK0zgpyuUjIgZi8K8g= github.com/skandragon/gohealthcheck v1.0.3/go.mod h1:fEu59f3K+54jXlAOs0YDHojk7XximptsxYzCBXd9+oI= github.com/spkg/bom v0.0.0-20160624110644-59b7046e48ad/go.mod h1:qLr4V1qq6nMqFKkMo8ZTx3f+BZEkzsRUY10Xsm2mwU0= @@ -36,8 +53,63 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/ github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk= github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= +github.com/tinylib/msgp v1.1.6/go.mod h1:75BAfg2hauQhs3qedfdDZmWAPcFMAvJE5b9rGOMufyw= +github.com/tinylib/msgp v1.1.8 h1:FCXC1xanKO4I8plpHGH2P7koL/RzZs12l/+r7vakfm0= +github.com/tinylib/msgp v1.1.8/go.mod h1:qkpG+2ldGg4xRFmx+jfTvZPxfGFhi64BcnL9vkCm/Tw= +github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw= +github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= +github.com/valyala/fasthttp v1.45.0 h1:zPkkzpIn8tdHZUrVa6PzYd0i5verqiPSkgTd3bSUcpA= 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