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app.go
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app.go
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// Copyright 2021 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"log"
"os"
"os/signal"
"time"
"github.com/GoogleCloudPlatform/opentelemetry-operations-go/e2e-test-server/endtoendserver"
)
func main() {
runCtx, cancelRunning := context.WithCancel(context.Background())
// Gracefully close on SIGINT
interrupted := make(chan os.Signal, 1)
signal.Notify(interrupted, os.Interrupt)
go func() {
<-interrupted
log.Println("Received interrupt signal, shutting down.")
cancelRunning()
}()
server, err := endtoendserver.New()
if err != nil {
log.Fatalf("Could not initialize server: %v", err)
}
if err = server.Run(runCtx); err != nil {
log.Printf("Unexpected error occurred: %v", err)
}
log.Print("Shutting down")
shutdownCtx, cancelShutdown := context.WithTimeout(context.Background(), 10*time.Second)
defer cancelShutdown()
if err = server.Shutdown(shutdownCtx); err != nil {
log.Printf("Unexpected error occurred: %v", err)
}
}