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authorJan Lehnardt <jan@apache.org>2010-02-24 04:15:58 +0000
committerJan Lehnardt <jan@apache.org>2010-02-24 04:15:58 +0000
commit0dd8f16e42f4f1d7206cc6d4c7e49b6cf420f725 (patch)
treeae6f796f543bc66bc2481550b6d078f6d99b7a95 /src
parent21bf95639695e0a3a8379ff2a03a0061246870b0 (diff)
Allow replication to be cancelled. Closes COUCHDB-664. Patch by Robert Newson.
git-svn-id: https://svn.apache.org/repos/asf/couchdb/trunk@915664 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'src')
-rw-r--r--src/couchdb/couch_httpd_misc_handlers.erl4
-rw-r--r--src/couchdb/couch_rep.erl21
2 files changed, 20 insertions, 5 deletions
diff --git a/src/couchdb/couch_httpd_misc_handlers.erl b/src/couchdb/couch_httpd_misc_handlers.erl
index a8543306..d58dfacd 100644
--- a/src/couchdb/couch_httpd_misc_handlers.erl
+++ b/src/couchdb/couch_httpd_misc_handlers.erl
@@ -90,10 +90,14 @@ handle_replicate_req(#httpd{method='POST'}=Req) ->
try couch_rep:replicate(PostBody, Req#httpd.user_ctx) of
{ok, {continuous, RepId}} ->
send_json(Req, 202, {[{ok, true}, {<<"_local_id">>, RepId}]});
+ {ok, {cancelled, RepId}} ->
+ send_json(Req, 200, {[{ok, true}, {<<"_local_id">>, RepId}]});
{ok, {JsonResults}} ->
send_json(Req, {[{ok, true} | JsonResults]});
{error, {Type, Details}} ->
send_json(Req, 500, {[{error, Type}, {reason, Details}]});
+ {error, not_found} ->
+ send_json(Req, 404, {[{error, not_found}]});
{error, Reason} ->
send_json(Req, 500, {[{error, Reason}]})
catch
diff --git a/src/couchdb/couch_rep.erl b/src/couchdb/couch_rep.erl
index 4e6ad12d..82716809 100644
--- a/src/couchdb/couch_rep.erl
+++ b/src/couchdb/couch_rep.erl
@@ -68,13 +68,24 @@ replicate({Props}=PostBody, UserCtx) ->
[?MODULE]
},
- Server = start_replication_server(Replicator),
-
- case proplists:get_value(<<"continuous">>, Props, false) of
+ case proplists:get_value(<<"cancel">>, Props, false) of
true ->
- {ok, {continuous, ?l2b(BaseId)}};
+ case supervisor:terminate_child(couch_rep_sup, BaseId ++ Extension) of
+ {error, not_found} ->
+ {error, not_found};
+ ok ->
+ ok = supervisor:delete_child(couch_rep_sup, BaseId ++ Extension),
+ {ok, {cancelled, ?l2b(BaseId)}}
+ end;
false ->
- get_result(Server, PostBody, UserCtx)
+ Server = start_replication_server(Replicator),
+
+ case proplists:get_value(<<"continuous">>, Props, false) of
+ true ->
+ {ok, {continuous, ?l2b(BaseId)}};
+ false ->
+ get_result(Server, PostBody, UserCtx)
+ end
end.
checkpoint(Server) ->