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79 lines
1.5 KiB
79 lines
1.5 KiB
package main
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import (
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"context"
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"log"
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"net"
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"os"
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"os/signal"
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"strconv"
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"syscall"
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server "test3k/authPostman/internal"
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"test3k/authPostman/internal/config"
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"github.com/segmentio/kafka-go"
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)
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func main() {
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config := config.NewConfig()
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ctx, _ := context.WithCancel(context.Background())
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srv := server.NewServer(ctx, config)
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//
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signalChannel := make(chan os.Signal, 1)
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signal.Notify(signalChannel, syscall.SIGINT)
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signal.Notify(signalChannel, syscall.SIGTERM)
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defer stop(signalChannel, srv)
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// Запуск сервера
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go start(config, srv)
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//
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for {
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select {
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case <-signalChannel:
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return
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case <-ctx.Done():
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return
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}
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}
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}
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// Остановка сервера
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func stop(signalChannel chan os.Signal, srv *server.AuthPostmanServer) {
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defer srv.GracefulStop()
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defer signal.Stop(signalChannel)
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log.Println("authPostmanServer stopping ...")
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}
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// Запуск сервера
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func start(config *config.Config, srv *server.AuthPostmanServer) {
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connStr := net.JoinHostPort(config.Kafka.Host, strconv.Itoa(config.Kafka.Port))
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//
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log.Printf("authPostmanServer starting (listening to %s)\n", connStr)
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//
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r := kafka.NewReader(kafka.ReaderConfig{
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Topic: "registrations",
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Brokers: []string{connStr},
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GroupID: "consumer-group-id",
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Partition: 0,
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MinBytes: 10e3, // 10KB
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MaxBytes: 10e6, // 10MB
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})
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defer r.Close()
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// ...
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r.SetOffset(0)
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for {
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m, err := r.ReadMessage(context.Background())
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if err != nil {
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break
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}
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log.Printf("message at offset %d: %s = %s\n", m.Offset, string(m.Key), string(m.Value))
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}
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}
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