diff options
| author | Jakob Unterwurzacher | 2020-05-24 23:46:41 +0200 | 
|---|---|---|
| committer | Jakob Unterwurzacher | 2020-05-24 23:46:41 +0200 | 
| commit | 6019598fdb9d223beec7da5848cf950ca90e85e7 (patch) | |
| tree | bf2a6ee2241b4dd1b5331d0514cafd455d9a1b4a /contrib/getdents | |
| parent | 71c0481f0e42c6bf1749dde8a30d9a6b728e83a0 (diff) | |
contrib: collect getdents stuff in getdents-debug folder
Diffstat (limited to 'contrib/getdents')
| -rw-r--r-- | contrib/getdents/.gitignore | 1 | ||||
| -rw-r--r-- | contrib/getdents/getdents.go | 75 | 
2 files changed, 0 insertions, 76 deletions
| diff --git a/contrib/getdents/.gitignore b/contrib/getdents/.gitignore deleted file mode 100644 index 6dae481..0000000 --- a/contrib/getdents/.gitignore +++ /dev/null @@ -1 +0,0 @@ -/getdents diff --git a/contrib/getdents/getdents.go b/contrib/getdents/getdents.go deleted file mode 100644 index a70692a..0000000 --- a/contrib/getdents/getdents.go +++ /dev/null @@ -1,75 +0,0 @@ -/* -Small tool to try to debug unix.Getdents problems on CIFS mounts -( https://github.com/rfjakob/gocryptfs/issues/483 ) - -Example output: - -$ while sleep 1 ; do ./getdents /mnt/synology/public/tmp/g1 ; done -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=3192, err=<nil> -unix.Getdents fd3: n=0, err=<nil> -total 24072 bytes -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=-1, err=no such file or directory -total 16704 bytes -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=4176, err=<nil> -unix.Getdents fd3: n=3192, err=<nil> -unix.Getdents fd3: n=0, err=<nil> -total 24072 bytes -*/ - -package main - -import ( -	"flag" -	"fmt" -	"log" -	"os" - -	"golang.org/x/sys/unix" -) - -const ( -	myName = "getdents" -) - -func main() { -	flag.Usage = func() { -		fmt.Fprintf(os.Stderr, "Usage: %s PATH\n", myName) -		fmt.Fprintf(os.Stderr, "Run getdents(2) on PATH\n") -		os.Exit(1) -	} -	flag.Parse() -	if flag.NArg() != 1 { -		flag.Usage() -	} -	path := flag.Arg(0) - -	fd, err := unix.Open(path, unix.O_RDONLY, 0) -	if err != nil { -		log.Fatalf("unix.Open returned err=%v", err) -	} - -	tmp := make([]byte, 10000) -	sum := 0 -	for { -		n, err := unix.Getdents(fd, tmp) -		fmt.Printf("unix.Getdents fd%d: n=%d, err=%v\n", fd, n, err) -		if n <= 0 { -			fmt.Printf("total %d bytes\n", sum) -			break -		} -		sum += n -	} -} | 
