kocolosk commented on a change in pull request #1370: [5/5] Clustered Purge
Implementation
URL: https://github.com/apache/couchdb/pull/1370#discussion_r194859948
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File path: src/couch/src/couch_httpd_db.erl
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@@ -376,17 +376,22 @@ db_req(#httpd{path_parts=[_,<<"_bulk_docs">>]}=Req, _Db)
->
send_method_not_allowed(Req, "POST");
db_req(#httpd{method='POST',path_parts=[_,<<"_purge">>]}=Req, Db) ->
+ couch_stats:increment_counter([couchdb, httpd, purge_requests]),
couch_httpd:validate_ctype(Req, "application/json"),
- {IdsRevs} = couch_httpd:json_body_obj(Req),
- IdsRevs2 = [{Id, couch_doc:parse_revs(Revs)} || {Id, Revs} <- IdsRevs],
+ {IdRevs} = couch_httpd:json_body_obj(Req),
+ PurgeReqs = lists:map(fun({Id, JsonRevs}) ->
+ {couch_uuids:new(), Id, couch_doc:parse_revs(JsonRevs)}
+ end, IdRevs),
- case couch_db:purge_docs(Db, IdsRevs2) of
- {ok, PurgeSeq, PurgedIdsRevs} ->
- PurgedIdsRevs2 = [{Id, couch_doc:revs_to_strs(Revs)} || {Id, Revs} <-
PurgedIdsRevs],
- send_json(Req, 200, {[{<<"purge_seq">>, PurgeSeq}, {<<"purged">>,
{PurgedIdsRevs2}}]});
- Error ->
- throw(Error)
- end;
+ {ok, Replies} = couch_db:purge_docs(Db, PurgeReqs),
+
+ Results = lists:zipwith(fun({{Id, _}, Reply}) ->
+ {Id, couch_doc:revs_to_strs(Reply)}
Review comment:
The `purge_docs` function returns a list of replies that are each
`ok`-tagged, it looks like you need to strip that out here.
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