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42 lines
1010 B
Go
42 lines
1010 B
Go
package main
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import (
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"context"
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"os"
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"os/signal"
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"syscall"
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"github.com/restic/restic/internal/debug"
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)
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func createGlobalContext() context.Context {
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ctx, cancel := context.WithCancel(context.Background())
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ch := make(chan os.Signal, 1)
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go cleanupHandler(ch, cancel)
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signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM)
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return ctx
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}
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// cleanupHandler handles the SIGINT and SIGTERM signals.
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func cleanupHandler(c <-chan os.Signal, cancel context.CancelFunc) {
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s := <-c
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debug.Log("signal %v received, cleaning up", s)
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Warnf("%ssignal %v received, cleaning up\n", clearLine(0), s)
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if val, _ := os.LookupEnv("RESTIC_DEBUG_STACKTRACE_SIGINT"); val != "" {
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_, _ = os.Stderr.WriteString("\n--- STACKTRACE START ---\n\n")
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_, _ = os.Stderr.WriteString(debug.DumpStacktrace())
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_, _ = os.Stderr.WriteString("\n--- STACKTRACE END ---\n")
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}
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cancel()
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}
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// Exit terminates the process with the given exit code.
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func Exit(code int) {
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debug.Log("exiting with status code %d", code)
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os.Exit(code)
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}
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