99 lines
2.6 KiB
Go
99 lines
2.6 KiB
Go
package httpserver
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import (
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"net/http"
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"time"
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basicauth "github.com/99designs/basicauth-go"
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sentryhttp "github.com/getsentry/sentry-go/http"
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"github.com/go-chi/chi"
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"github.com/go-chi/chi/middleware"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"github.com/spf13/viper"
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)
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func (s *server) routes() {
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s.router = chi.NewRouter()
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// the mux .Use() takes a http.Handler wrapper func, like most
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// things that deal with "middlewares" like alice et c, and will
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// call ServeHTTP on it. These middlewares applied by the mux (you
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// can .Use() more than one) will be applied to every request into
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// the service.
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s.router.Use(middleware.Recoverer)
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s.router.Use(middleware.RequestID)
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s.router.Use(s.LoggingMiddleware())
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// add metrics middleware only if we can serve them behind auth
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if viper.GetString("METRICS_USERNAME") != "" {
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s.router.Use(s.MetricsMiddleware())
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}
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// CHANGEME to suit your needs, or pull from config.
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// timeout for request context; your handlers must finish within
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// this window:
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s.router.Use(middleware.Timeout(60 * time.Second))
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// this adds a sentry reporting middleware if and only if sentry is
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// enabled via setting of SENTRY_DSN in env.
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if s.sentryEnabled {
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// Options docs at
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// https://docs.sentry.io/platforms/go/guides/http/
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// we set sentry to repanic so that all panics bubble up to the
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// Recoverer chi middleware above.
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sentryHandler := sentryhttp.New(sentryhttp.Options{
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Repanic: true,
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})
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s.router.Use(sentryHandler.Handle)
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}
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////////////////////////////////////////////////////////////////////////
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// ROUTES
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// complete docs: https://github.com/go-chi/chi
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////////////////////////////////////////////////////////////////////////
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s.router.Get("/", s.handleIndex())
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// if you want to use a general purpose middleware (http.Handler
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// wrapper) on a specific HandleFunc route, you need to take the
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// .ServeHTTP of the http.Handler to get its HandleFunc, viz:
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authMiddleware := s.AuthMiddleware()
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s.router.Get(
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"/login",
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authMiddleware(s.handleLogin()).ServeHTTP,
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)
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// route that panics for testing
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// CHANGEME remove this
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s.router.Get(
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"/panic",
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s.handlePanic(),
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)
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s.router.Get(
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"/.well-known/healthcheck.json",
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s.handleHealthCheck(),
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)
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// set up authenticated /metrics route:
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if viper.GetString("METRICS_USERNAME") != "" {
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metricsAuthMiddleware := basicauth.New(
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"metrics",
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map[string][]string{
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viper.GetString("METRICS_USERNAME"): {
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viper.GetString("METRICS_PASSWORD"),
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},
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},
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)
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s.router.Get(
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"/metrics",
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metricsAuthMiddleware(
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http.HandlerFunc(promhttp.Handler().ServeHTTP),
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).ServeHTTP,
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)
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}
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}
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