diff options
author | Brad Anderson <brad@cloudant.com> | 2010-06-15 10:23:38 -0400 |
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committer | Adam Kocoloski <adam@cloudant.com> | 2010-08-12 01:06:40 -0400 |
commit | 86720c8aad8d8329e8c029a0f9c5fa90d9e04adf (patch) | |
tree | 2238ad339bd09670fdb8d4a55b452ad7857751ec /src/mem3.erl | |
parent | 8759d8d56b4214cb209563dabbfeb298e0afd21d (diff) |
add membership events back into mem3, and add dbs handlers
Diffstat (limited to 'src/mem3.erl')
-rw-r--r-- | src/mem3.erl | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/mem3.erl b/src/mem3.erl index 55a8a541..d715e657 100644 --- a/src/mem3.erl +++ b/src/mem3.erl @@ -202,12 +202,14 @@ handle_cast(Msg, State) -> %% net_kernel:monitor_nodes(true) handle_info({nodedown, Node}, State) -> showroom_log:message(alert, "membership: nodedown ~p", [Node]), + notify(nodedown, [Node]), {noreply, State}; %% @doc handle nodeup messages because we have %% net_kernel:monitor_nodes(true) handle_info({nodeup, Node}, State) -> showroom_log:message(alert, "membership: nodeup ~p", [Node]), + notify(nodeup, [Node]), {noreply, State}; %% ignored info @@ -296,10 +298,12 @@ handle_join(replace, {OldNode, NewOpts}, PingNode, _State) -> OldState = #mem{nodes=OldNodes} = get_pingnode_state(PingNode), {Order, OldNode, _OldOpts} = lists:keyfind(OldNode, 2, OldNodes), NewNodes = lists:keyreplace(OldNode, 2, OldNodes, {Order, node(), NewOpts}), + notify(node_leave, [OldNode]), int_join([], OldState#mem{nodes=NewNodes}); % leave -handle_join(leave, [_OldNode | _], _PingNode, _State) -> +handle_join(leave, [OldNode | _], _PingNode, _State) -> % TODO implement me + notify(node_leave, [OldNode]), ok; handle_join(JoinType, _, PingNode, _) -> @@ -311,6 +315,7 @@ handle_join(JoinType, _, PingNode, _) -> int_join(ExtNodes, #mem{nodes=Nodes, clock=Clock} = State) -> NewNodes = lists:foldl(fun({Pos, N, _Options}=New, AccIn) -> check_pos(Pos, N, Nodes), + notify(node_join, [N]), [New|AccIn] end, Nodes, ExtNodes), NewNodes1 = lists:sort(NewNodes), @@ -530,3 +535,8 @@ compare_state_with_rest(#mem{clock=Clock} = _State, States) -> length(BadResults) == 0 -> match; true -> {bad_state_match, node(), BadResults} end. + +notify(Type, Nodes) -> + lists:foreach(fun(Node) -> + gen_event:notify(membership_events, {Type, Node}) + end, Nodes). |