Thomas Peetz
92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
package kernel
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import (
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"context"
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"net/http"
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"time"
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"github.com/google/uuid"
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gohandlers "github.com/gorilla/handlers"
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"github.com/gorilla/mux"
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"gitlab.com/tpeetz-kontor/kontor-go/pkg/infrastructure/app"
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"gitlab.com/tpeetz-kontor/kontor-go/pkg/infrastructure/config"
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"go.uber.org/zap"
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)
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// Boot the Application
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func Boot() *app.Application {
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// Configuration
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config := bootConfig()
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// Router
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router := bootRouter()
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// CORS
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corsHandler := gohandlers.CORS(gohandlers.AllowedOrigins([]string{"*"}))
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// Logger
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logger := bootLogger()
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defer logger.Sync() // flushes buffer, if any
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// Create and return and Application
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return &app.Application{
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Server: &http.Server{
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Addr: config.HTTP.Port,
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Handler: corsHandler(requestIDMiddleware(router)),
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IdleTimeout: 120 * time.Second,
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ReadTimeout: 1 * time.Second,
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WriteTimeout: 1 * time.Second,
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},
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Router: router,
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Logger: logger,
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Config: config,
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}
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}
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func bootConfig() *config.Config {
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return config.New()
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}
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func bootRouter() *mux.Router {
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return mux.NewRouter()
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}
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func bootLogger() *zap.Logger {
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logger, logError := zap.NewProduction()
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if logError != nil {
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panic(logError)
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}
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return logger
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}
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// ContextKey is used for context.Context value. The value requires a key that is not primitive type.
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type ContextKey string
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// ContextKeyRequestID is the ContextKey for RequestID
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const ContextKeyRequestID ContextKey = "requestID"
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func requestIDMiddleware(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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id := uuid.New()
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ctx = context.WithValue(ctx, ContextKeyRequestID, id.String())
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r = r.WithContext(ctx)
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bootLogger().Debug("Incoming request",
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zap.String("method", r.Method),
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zap.String("uri", r.RequestURI),
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zap.String("addr", r.RemoteAddr), zap.String("id", id.String()),
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)
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next.ServeHTTP(w, r)
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bootLogger().Debug("Finished handling http req. %s",
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zap.String("id", id.String()))
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})
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}
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