rnewson commented on a change in pull request #721: Save migrated replicator
checkpoint documents immediately
URL: https://github.com/apache/couchdb/pull/721#discussion_r130389135
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File path: src/couch_replicator/src/couch_replicator_scheduler_job.erl
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@@ -632,11 +632,30 @@ fold_replication_logs([Db | Rest] = Dbs, Vsn, LogId,
NewId, Rep, Acc) ->
Rest, ?REP_ID_VERSION, NewId, NewId, Rep, [Doc | Acc]);
{ok, Doc} ->
MigratedLog = #doc{id = NewId, body = Doc#doc.body},
+ maybe_save_migrated_log(Rep, Db, MigratedLog, Doc#doc.id),
fold_replication_logs(
Rest, ?REP_ID_VERSION, NewId, NewId, Rep, [MigratedLog | Acc])
end.
+maybe_save_migrated_log(Rep, Db, #doc{} = Doc, OldId) ->
+ case get_value(use_checkpoints, Rep#rep.options, true) of
+ true ->
+ DbName = httpdb_strip_creds(Db),
+ try
+ update_checkpoint(Db, Doc),
+ OkMsg = "Migrated replication checkpoint. Db:~p ~p -> ~p",
+ couch_log:notice(OkMsg, [DbName, OldId, Doc#doc.id])
+ catch
Review comment:
I'm not sure why we're catching, logging, then ignoring this condition? let
it crash?
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