46 lines
1.3 KiB
Go
46 lines
1.3 KiB
Go
package main
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import (
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"context"
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"log/slog"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"time"
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"data-terminal-cloud/internal/mockalertreceiver"
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)
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func main() {
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logger := slog.New(slog.NewJSONHandler(os.Stdout, nil)).With("service", "mock-alert-receiver")
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receiver, err := mockalertreceiver.New(mockalertreceiver.Options{
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Secret: env("ALERT_WEBHOOK_SECRET", "local-alert-webhook-secret-32-bytes-minimum"), ClockSkew: 5 * time.Minute,
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}, logger)
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if err != nil {
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logger.Error("configure mock alert receiver", "error", err)
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os.Exit(1)
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}
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server := &http.Server{Addr: env("HTTP_ADDR", "0.0.0.0:8084"), Handler: receiver.Handler(), ReadHeaderTimeout: 5 * time.Second}
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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go func() {
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<-ctx.Done()
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shutdown, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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_ = server.Shutdown(shutdown)
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}()
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logger.Info("mock alert receiver started", "address", server.Addr)
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if err = server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
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logger.Error("mock alert receiver stopped unexpectedly", "error", err)
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os.Exit(1)
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}
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}
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func env(key, fallback string) string {
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if value := os.Getenv(key); value != "" {
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return value
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}
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return fallback
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}
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