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| author | Dan Gudmundsson <[email protected]> | 2014-08-27 09:00:14 +0200 |
|---|---|---|
| committer | Dan Gudmundsson <[email protected]> | 2014-08-28 09:18:45 +0200 |
| commit | 6ba2b5402c3dea5b765034436ae9e6b3ca4e2ce5 (patch) | |
| tree | 2d3c0112d3293fa0584d0ab24ecdbf0a7e22d962 /lib | |
| parent | 56715334380680c1466d2a9165ea2f7affc93a78 (diff) | |
| download | otp-6ba2b5402c3dea5b765034436ae9e6b3ca4e2ce5.tar.gz otp-6ba2b5402c3dea5b765034436ae9e6b3ca4e2ce5.tar.bz2 otp-6ba2b5402c3dea5b765034436ae9e6b3ca4e2ce5.zip | |
Avoid timing issue in schema transaction when node is stopping
By doing an abort, the create_table can be restarted
if a node go down during the transaction.
{badarg,
[{erlang,link,[undefined],[]},
{mnesia_controller,
wait_for_schema_commit_lock,0,
[{file,"mnesia_controller.erl"},
{line,303}]},
{mnesia_schema,prepare_commit,3,
[{file,"mnesia_schema.erl"},
{line,1838}]},
{mnesia_tm,commit_participant,6,
[{file,"mnesia_tm.erl"},
{line,1669}]}]}}},
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/mnesia/src/mnesia_controller.erl | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/mnesia/src/mnesia_controller.erl b/lib/mnesia/src/mnesia_controller.erl index fe2fd67d71..5a9bae54da 100644 --- a/lib/mnesia/src/mnesia_controller.erl +++ b/lib/mnesia/src/mnesia_controller.erl @@ -300,8 +300,13 @@ mnesia_down(Node) -> end. wait_for_schema_commit_lock() -> - link(whereis(?SERVER_NAME)), - unsafe_call(wait_for_schema_commit_lock). + try + Pid = whereis(?SERVER_NAME), + link(Pid), %% Keep the link until release_schema_commit_lock + gen_server:call(Pid, wait_for_schema_commit_lock, infinity) + catch _:_ -> + mnesia:abort({node_not_running, node()}) + end. block_controller() -> call(block_controller). @@ -557,12 +562,6 @@ cast(Msg) -> abcast(Nodes, Msg) -> gen_server:abcast(Nodes, ?SERVER_NAME, Msg). -unsafe_call(Msg) -> - case whereis(?SERVER_NAME) of - undefined -> {error, {node_not_running, node()}}; - Pid -> gen_server:call(Pid, Msg, infinity) - end. - call(Msg) -> case whereis(?SERVER_NAME) of undefined -> |