wohali commented on a change in pull request #667: 649 fix mrview changes since
test
URL: https://github.com/apache/couchdb/pull/667#discussion_r127072624
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File path: src/couch_index/src/couch_index.erl
##########
@@ -230,24 +230,37 @@ handle_cast({new_state, NewIdxState}, State) ->
mod=Mod,
idx_state=OldIdxState
} = State,
- assert_signature_match(Mod, OldIdxState, NewIdxState),
- CurrSeq = Mod:get(update_seq, NewIdxState),
- Args = [
- Mod:get(db_name, NewIdxState),
- Mod:get(idx_name, NewIdxState),
- CurrSeq
- ],
- couch_log:debug("Updated index for db: ~s idx: ~s seq: ~B", Args),
- Rest = send_replies(State#st.waiters, CurrSeq, NewIdxState),
- case State#st.committed of
- true -> erlang:send_after(commit_delay(), self(), commit);
- false -> ok
- end,
- {noreply, State#st{
- idx_state=NewIdxState,
- waiters=Rest,
- committed=false
- }};
+ OldFd = Mod:get(fd, OldIdxState),
+ NewFd = Mod:get(fd, NewIdxState),
+ case NewFd == OldFd of
+ true ->
+ assert_signature_match(Mod, OldIdxState, NewIdxState),
+ CurrSeq = Mod:get(update_seq, NewIdxState),
+ Args = [
+ Mod:get(db_name, NewIdxState),
+ Mod:get(idx_name, NewIdxState),
+ CurrSeq
+ ],
+ couch_log:debug("Updated index for db: ~s idx: ~s seq: ~B", Args),
+ Rest = send_replies(State#st.waiters, CurrSeq, NewIdxState),
+ case State#st.committed of
+ true -> erlang:send_after(commit_delay(), self(), commit);
+ false -> ok
+ end,
+ {noreply, State#st{
+ idx_state=NewIdxState,
+ waiters=Rest,
+ committed=false
+ }};
+ false ->
+ Fmt = "Ignoring update from old indexer for db: ~s idx: ~s",
+ Args = [
+ Mod:get(db_name, NewIdxState),
+ Mod:get(idx_name, NewIdxState)
+ ],
+ couch_log:error(Fmt, Args),
Review comment:
error or info?
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