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author | Zdenek Kabelac <zkabelac@redhat.com> | 2020-09-28 23:12:48 +0200 |
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committer | Zdenek Kabelac <zkabelac@redhat.com> | 2020-10-19 16:53:18 +0200 |
commit | b2a326b511950c301fceb7f4901671af53f0e8af (patch) | |
tree | eda418166754c088d575bf3d10de518dbe09487d /libdm | |
parent | 4b0565b82f9f2bab0d9fdbc23c63e63cbddba61d (diff) | |
download | lvm2-b2a326b511950c301fceb7f4901671af53f0e8af.tar.gz |
libdm: validate thin-pool before sending messages
Alhtough lvm2 does validation on its side, ensure DM code
is not sending messages to failed thin pool.
Diffstat (limited to 'libdm')
-rw-r--r-- | libdm/libdm-deptree.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libdm/libdm-deptree.c b/libdm/libdm-deptree.c index ffd084e52..59616eb3a 100644 --- a/libdm/libdm-deptree.c +++ b/libdm/libdm-deptree.c @@ -1600,6 +1600,15 @@ static int _node_send_messages(struct dm_tree_node *dnode, if (!have_messages || !send) return 1; /* transaction_id is matching */ + if (stp.fail || stp.read_only || stp.needs_check) { + log_error("Cannot send messages to thin pool %s%s%s%s.", + _node_name(dnode), + stp.fail ? " in failed state" : "", + stp.read_only ? " with read only metadata" : "", + stp.needs_check ? " which needs check first" : ""); + return 0; + } + dm_list_iterate_items(tmsg, &seg->thin_messages) { if (!(_thin_pool_node_message(dnode, tmsg))) return_0; |