From eb1e3aebc152aa6ec2123376d479730185f3a031 Mon Sep 17 00:00:00 2001 From: Kotresh HR Date: Mon, 20 Mar 2017 05:21:59 -0400 Subject: geo-rep: Retry on EBUSY Do not crash on EBUSY error. Add EBUSY retry errno list. Crash only if the error persists even after max retries. > BUG: 1434018 > Signed-off-by: Kotresh HR > Reviewed-on: https://review.gluster.org/16924 > Smoke: Gluster Build System > NetBSD-regression: NetBSD Build System > Reviewed-by: Aravinda VK > CentOS-regression: Gluster Build System Change-Id: Ia067ccc6547731f28f2a315d400705e616cbf662 BUG: 1441927 Signed-off-by: Kotresh HR Reviewed-on: https://review.gluster.org/17049 Smoke: Gluster Build System NetBSD-regression: NetBSD Build System CentOS-regression: Gluster Build System Reviewed-by: Aravinda VK --- geo-replication/syncdaemon/resource.py | 17 +++++++++-------- geo-replication/syncdaemon/syncdutils.py | 4 ++-- 2 files changed, 11 insertions(+), 10 deletions(-) (limited to 'geo-replication') diff --git a/geo-replication/syncdaemon/resource.py b/geo-replication/syncdaemon/resource.py index 847ee770aaf..ae924b84ce4 100644 --- a/geo-replication/syncdaemon/resource.py +++ b/geo-replication/syncdaemon/resource.py @@ -652,11 +652,12 @@ class Server(object): if not matching_disk_gfid(gfid, entry): return - er = errno_wrap(os.unlink, [entry], [ENOENT, ESTALE, EISDIR]) + er = errno_wrap(os.unlink, [entry], [ENOENT, ESTALE, EISDIR], + [EBUSY]) if isinstance(er, int): if er == EISDIR: er = errno_wrap(os.rmdir, [entry], [ENOENT, ESTALE, - ENOTEMPTY]) + ENOTEMPTY], [EBUSY]) if er == ENOTEMPTY: return er @@ -711,7 +712,7 @@ class Server(object): if not matching_disk_gfid(gfid, entry): return er = errno_wrap(os.remove, [fullname], [ENOENT, ESTALE, - EISDIR]) + EISDIR], [EBUSY]) if er == EISDIR: recursive_rmdir(gfid, entry, fullname) @@ -719,7 +720,7 @@ class Server(object): if not matching_disk_gfid(gfid, entry): return - errno_wrap(os.rmdir, [path], [ENOENT, ESTALE]) + errno_wrap(os.rmdir, [path], [ENOENT, ESTALE], [EBUSY]) def rename_with_disk_gfid_confirmation(gfid, entry, en): if not matching_disk_gfid(gfid, entry): @@ -732,7 +733,7 @@ class Server(object): cmd_ret = errno_wrap(os.rename, [entry, en], - [ENOENT, EEXIST], [ESTALE]) + [ENOENT, EEXIST], [ESTALE, EBUSY]) collect_failure(e, cmd_ret) @@ -822,12 +823,12 @@ class Server(object): # we have a hard link, we can now unlink source try: errno_wrap(os.unlink, [entry], - [ENOENT, ESTALE]) + [ENOENT, ESTALE], [EBUSY]) except OSError as e: if e.errno == EISDIR: try: errno_wrap(os.rmdir, [entry], - [ENOENT, ESTALE]) + [ENOENT, ESTALE], [EBUSY]) except OSError as e: if e.errno == ENOTEMPTY: logging.error( @@ -845,7 +846,7 @@ class Server(object): cmd_ret = errno_wrap(Xattr.lsetxattr, [pg, 'glusterfs.gfid.newfile', blob], [EEXIST, ENOENT], - [ESTALE, EINVAL]) + [ESTALE, EINVAL, EBUSY]) failed = collect_failure(e, cmd_ret) # If directory creation is failed, return immediately before diff --git a/geo-replication/syncdaemon/syncdutils.py b/geo-replication/syncdaemon/syncdutils.py index d197b122b8f..1d801938b69 100644 --- a/geo-replication/syncdaemon/syncdutils.py +++ b/geo-replication/syncdaemon/syncdutils.py @@ -482,12 +482,12 @@ def errno_wrap(call, arg=[], errnos=[], retry_errnos=[]): # probably a screwed state, cannot do much... logging.warn('reached maximum retries (%s)...%s' % (repr(arg), ex)) - return ex.errno + raise time.sleep(0.250) # retry the call def lstat(e): - return errno_wrap(os.lstat, [e], [ENOENT], [ESTALE]) + return errno_wrap(os.lstat, [e], [ENOENT], [ESTALE, EBUSY]) class NoStimeAvailable(Exception): -- cgit