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-rw-r--r--main.go34
1 files changed, 31 insertions, 3 deletions
diff --git a/main.go b/main.go
index 07d8e64..a3e40b0 100644
--- a/main.go
+++ b/main.go
@@ -4,9 +4,12 @@ import (
"flag"
"fmt"
"os"
+ "os/exec"
+ "os/signal"
"path/filepath"
"runtime"
"runtime/pprof"
+ "syscall"
"time"
"github.com/rfjakob/gocryptfs/cryptfs"
@@ -188,10 +191,16 @@ func main() {
}
fmt.Println("Filesystem ready.")
- // Send notification to our parent
- sendUsr1()
- // Jump into server loop
+ if !foreground {
+ // Send notification to our parent
+ sendUsr1()
+ }
+ // Wait for SIGING in the background and unmount ourselves if we get it
+ // This prevents a dangling "Transport endpoint is not connected" mountpoint
+ handleSigint(srv, mountpoint)
+ // Jump into server loop. Returns when it gets an umount request from the kernel.
srv.Serve()
+ // main returns with code 0
}
func pathfsFrontend(key []byte, cipherdir string, mountpoint string, debug bool, openssl bool) *fuse.Server {
@@ -224,3 +233,22 @@ func pathfsFrontend(key []byte, cipherdir string, mountpoint string, debug bool,
return srv
}
+
+func handleSigint(srv *fuse.Server, mountpoint string) {
+ ch := make(chan os.Signal, 1)
+ signal.Notify(ch, os.Interrupt)
+ signal.Notify(ch, syscall.SIGTERM)
+ go func() {
+ <-ch
+ err := srv.Unmount()
+ if err != nil {
+ fmt.Print(err)
+ fmt.Printf("Trying lazy unmount\n")
+ cmd := exec.Command("fusermount", "-u", "-z", mountpoint)
+ cmd.Stdout = os.Stdout
+ cmd.Stderr = os.Stderr
+ cmd.Run()
+ }
+ os.Exit(1)
+ }()
+}