diff options
| -rw-r--r-- | libglusterfs/src/stack.h | 8 | ||||
| -rw-r--r-- | tests/bugs/io-cache/bug-read-hang.c | 125 | ||||
| -rwxr-xr-x | tests/bugs/io-cache/bug-read-hang.t | 30 |
3 files changed, 160 insertions, 3 deletions
diff --git a/libglusterfs/src/stack.h b/libglusterfs/src/stack.h index 2899be9bf2f..393fdac8e73 100644 --- a/libglusterfs/src/stack.h +++ b/libglusterfs/src/stack.h @@ -275,17 +275,19 @@ STACK_RESET (call_stack_t *stack) #define STACK_WIND_TAIL(frame, obj, fn, params ...) \ do { \ xlator_t *old_THIS = NULL; \ + xlator_t *next_xl = obj; \ + typeof(fn) next_xl_fn = fn; \ \ - frame->this = obj; \ + frame->this = next_xl; \ frame->wind_to = #fn; \ old_THIS = THIS; \ - THIS = obj; \ + THIS = next_xl; \ gf_msg_trace ("stack-trace", 0, \ "stack-address: %p, " \ "winding from %s to %s", \ frame->root, old_THIS->name, \ THIS->name); \ - fn (frame, obj, params); \ + next_xl_fn (frame, next_xl, params); \ THIS = old_THIS; \ } while (0) diff --git a/tests/bugs/io-cache/bug-read-hang.c b/tests/bugs/io-cache/bug-read-hang.c new file mode 100644 index 00000000000..74dfddd7a6e --- /dev/null +++ b/tests/bugs/io-cache/bug-read-hang.c @@ -0,0 +1,125 @@ +#include <glusterfs/api/glfs.h> +#include <glusterfs/api/glfs-handles.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#define NO_INIT 1 + +int count = 0; +void +read_cbk (glfs_fd_t *fd, ssize_t ret, void *data) { +count++; +} + +glfs_t * +setup_new_client(char *hostname, char *volname, char *log_file, int flag) +{ + int ret = 0; + glfs_t *fs = NULL; + + fs = glfs_new (volname); + if (!fs) { + fprintf (stderr, "\nglfs_new: returned NULL (%s)\n", + strerror (errno)); + goto error; + } + + ret = glfs_set_volfile_server (fs, "tcp", hostname, 24007); + if (ret < 0) { + fprintf (stderr, "\nglfs_set_volfile_server failed ret:%d (%s)\n", + ret, strerror (errno)); + goto error; + } + + ret = glfs_set_logging (fs, log_file, 7); + if (ret < 0) { + fprintf (stderr, "\nglfs_set_logging failed with ret: %d (%s)\n", + ret, strerror (errno)); + goto error; + } + + if (flag == NO_INIT) + goto out; + + ret = glfs_init (fs); + if (ret < 0) { + fprintf (stderr, "\nglfs_init failed with ret: %d (%s)\n", + ret, strerror (errno)); + goto error; + } + +out: + return fs; +error: + return NULL; +} + +int +main (int argc, char *argv[]) +{ + int ret = 0; + glfs_t *fs = NULL; + struct glfs_fd *fd = NULL; + char *volname = NULL; + char *log_file = NULL; + char *hostname = NULL; + char *buf = NULL; + struct stat stat; + + if (argc != 4) { + fprintf (stderr, + "Expect following args %s <hostname> <Vol> <log file location>\n" + , argv[0]); + return -1; + } + + hostname = argv[1]; + volname = argv[2]; + log_file = argv[3]; + + fs = setup_new_client (hostname, volname, log_file, 0); + if (!fs) { + fprintf (stderr, "\nsetup_new_client: returned NULL (%s)\n", + strerror (errno)); + goto error; + } + + fd = glfs_opendir (fs, "/"); + if (!fd) { + fprintf (stderr, "/: %s\n", strerror (errno)); + return -1; + } + + glfs_readdirplus (fd, &stat); + + fd = glfs_open (fs, "/test", O_RDWR); + if (fd == NULL) { + fprintf (stderr, "glfs_open: returned NULL\n"); + goto error; + } + + buf = (char *) malloc (5); + + ret = glfs_pread (fd, buf, 5, 0, 0); + if (ret < 0) { + fprintf (stderr, "Read(%s): %d (%s)\n", "test", ret, + strerror (errno)); + return ret; + } + + free (buf); + glfs_close (fd); + + ret = glfs_fini (fs); + if (ret < 0) { + fprintf (stderr, "glfs_fini failed with ret: %d (%s)\n", + ret, strerror (errno)); + return -1; + } + + return 0; +error: + return -1; +} diff --git a/tests/bugs/io-cache/bug-read-hang.t b/tests/bugs/io-cache/bug-read-hang.t new file mode 100755 index 00000000000..fb20c2c5515 --- /dev/null +++ b/tests/bugs/io-cache/bug-read-hang.t @@ -0,0 +1,30 @@ +#!/bin/bash + +. $(dirname $0)/../../include.rc +#. $(dirname $0)/../../volume.rc + +cleanup; + +#Basic checks +TEST glusterd +TEST pidof glusterd +TEST $CLI volume info + +TEST $CLI volume create $V0 replica 2 $H0:$B0/${V0}{1..2}; + +TEST $CLI volume set $V0 performance.md-cache-timeout 60 +TEST $CLI volume set $V0 open-behind off + +logdir=`gluster --print-logdir` + +TEST $CLI volume start $V0 + +TEST glusterfs --volfile-id=/$V0 --volfile-server=$H0 $M0 +echo "Hello" > $M0/test + +TEST build_tester $(dirname $0)/bug-read-hang.c -lgfapi +TEST $(dirname $0)/bug-read-hang $H0 $V0 $logdir/bug-read-hang.log + +cleanup_tester $(dirname $0)/bug-read-hang + +cleanup; |