diff options
Diffstat (limited to 'xlators/mount/fuse/utils/mount.glusterfs.in')
| -rwxr-xr-x | xlators/mount/fuse/utils/mount.glusterfs.in | 55 |
1 files changed, 42 insertions, 13 deletions
diff --git a/xlators/mount/fuse/utils/mount.glusterfs.in b/xlators/mount/fuse/utils/mount.glusterfs.in index 073c3609a..aef0939db 100755 --- a/xlators/mount/fuse/utils/mount.glusterfs.in +++ b/xlators/mount/fuse/utils/mount.glusterfs.in @@ -34,6 +34,36 @@ _init () UPDATEDBCONF=/etc/updatedb.conf } +# Mount happens asynchronously, so the command status alone will never be +# sufficient. Instead, we have to wait for multiple events representing +# different possible outcomes. +wait_for () +{ + local daemon_pid=$1 + local mount_point=$2 + + waited=0 + while true; do + kill -s 0 $daemon_pid + if [ $? != 0 ]; then + echo "Gluster client daemon exited unexpectedly." + umount $mount_point &> /dev/null + exit 1 + fi + inode=$(stat -c %i $mount_point 2>/dev/null); + if [ "$inode" = "1" ]; then + break + fi + if [ $waited -ge 10 ]; then + break + fi + sleep 1 + waited=$((waited+1)) + done + + echo "$inode" +} + start_glusterfs () { if [ -n "$log_level_str" ]; then @@ -121,34 +151,33 @@ start_glusterfs () cmd_line=$(echo "$cmd_line --volfile=$volfile_loc"); fi - cmd_line=$(echo "$cmd_line $mount_point"); - err=0; - $cmd_line; - - - inode=$(stat -c %i $mount_point 2>/dev/null); + cmd_line=$(echo "$cmd_line $mount_point") + err=0 + $cmd_line + daemon_pid=$$ + # Wait for the inode to change *or* for the daemon to exit (indicating a + # problem with the mount). + inode=$(wait_for $daemon_pid $mount_point) # this is required if the stat returns error if [ -z "$inode" ]; then - inode="0"; + inode="0" fi # retry the failover - # if [ $? != "0" ]; then # <--- TODO: Once glusterfs returns proper error code, change it. if [ $inode -ne 1 ]; then - err=1; if [ -n "$cmd_line1" ]; then cmd_line1=$(echo "$cmd_line1 $mount_point"); - $cmd_line1; - err=0; + $cmd_line1 + daemon_pid=$$ - inode=$(stat -c %i $mount_point 2>/dev/null); + inode=$(wait_for $daemon_pid $mount_point) # this is required if the stat returns error if [ -z "$inode" ]; then inode="0"; fi if [ $inode -ne 1 ]; then - err=1; + err=1 fi fi fi |