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Diffstat (limited to 'src/fabric/src/fabric_doc_update.erl')
| -rw-r--r-- | src/fabric/src/fabric_doc_update.erl | 762 |
1 files changed, 0 insertions, 762 deletions
diff --git a/src/fabric/src/fabric_doc_update.erl b/src/fabric/src/fabric_doc_update.erl deleted file mode 100644 index 9de9c6580..000000000 --- a/src/fabric/src/fabric_doc_update.erl +++ /dev/null @@ -1,762 +0,0 @@ -% Licensed under the Apache License, Version 2.0 (the "License"); you may not -% use this file except in compliance with the License. You may obtain a copy of -% the License at -% -% http://www.apache.org/licenses/LICENSE-2.0 -% -% Unless required by applicable law or agreed to in writing, software -% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -% License for the specific language governing permissions and limitations under -% the License. - --module(fabric_doc_update). - --export([go/3]). - --include_lib("mem3/include/mem3.hrl"). --include_lib("couch/include/couch_db.hrl"). - -go(_, [], _) -> - {ok, []}; -go(DbName, AllDocs0, Opts) -> - AllDocs1 = before_doc_update(DbName, AllDocs0, Opts), - AllDocs = tag_docs(AllDocs1), - validate_atomic_update(DbName, AllDocs, lists:member(all_or_nothing, Opts)), - Options = lists:delete(all_or_nothing, Opts), - GroupedDocs = lists:map( - fun({#shard{name = Name, node = Node} = Shard, Docs}) -> - Docs1 = untag_docs(Docs), - Ref = rexi:cast(Node, {fabric_rpc, update_docs, [Name, Docs1, Options]}), - {Shard#shard{ref = Ref}, Docs} - end, - group_docs_by_shard(DbName, AllDocs) - ), - {Workers, _} = lists:unzip(GroupedDocs), - RexiMon = fabric_util:create_monitors(Workers), - W = couch_util:get_value(w, Options, integer_to_list(mem3:quorum(DbName))), - Acc0 = {length(Workers), length(AllDocs), list_to_integer(W), GroupedDocs, dict:new()}, - Timeout = fabric_util:request_timeout(), - try rexi_utils:recv(Workers, #shard.ref, fun handle_message/3, Acc0, infinity, Timeout) of - {ok, {Health, Results}} when - Health =:= ok; Health =:= accepted; Health =:= error - -> - ensure_all_responses(Health, AllDocs, Results); - {timeout, Acc} -> - {_, _, W1, GroupedDocs1, DocReplDict} = Acc, - {DefunctWorkers, _} = lists:unzip(GroupedDocs1), - fabric_util:log_timeout(DefunctWorkers, "update_docs"), - {Health, _, Resp} = dict:fold( - fun force_reply/3, - {ok, W1, []}, - DocReplDict - ), - ensure_all_responses(Health, AllDocs, Resp); - Else -> - Else - after - rexi_monitor:stop(RexiMon) - end. - -handle_message({rexi_DOWN, _, {_, NodeRef}, _}, _Worker, Acc0) -> - {_, LenDocs, W, GroupedDocs, DocReplyDict} = Acc0, - NewGrpDocs = [X || {#shard{node = N}, _} = X <- GroupedDocs, N =/= NodeRef], - skip_message({length(NewGrpDocs), LenDocs, W, NewGrpDocs, DocReplyDict}); -handle_message({rexi_EXIT, _}, Worker, Acc0) -> - {WC, LenDocs, W, GrpDocs, DocReplyDict} = Acc0, - NewGrpDocs = lists:keydelete(Worker, 1, GrpDocs), - skip_message({WC - 1, LenDocs, W, NewGrpDocs, DocReplyDict}); -handle_message({error, all_dbs_active}, Worker, Acc0) -> - % treat it like rexi_EXIT, the hope at least one copy will return successfully - {WC, LenDocs, W, GrpDocs, DocReplyDict} = Acc0, - NewGrpDocs = lists:keydelete(Worker, 1, GrpDocs), - skip_message({WC - 1, LenDocs, W, NewGrpDocs, DocReplyDict}); -handle_message(internal_server_error, Worker, Acc0) -> - % happens when we fail to load validation functions in an RPC worker - {WC, LenDocs, W, GrpDocs, DocReplyDict} = Acc0, - NewGrpDocs = lists:keydelete(Worker, 1, GrpDocs), - skip_message({WC - 1, LenDocs, W, NewGrpDocs, DocReplyDict}); -handle_message(attachment_chunk_received, _Worker, Acc0) -> - {ok, Acc0}; -handle_message({ok, Replies}, Worker, Acc0) -> - {WaitingCount, DocCount, W, GroupedDocs, DocReplyDict0} = Acc0, - {value, {_, Docs}, NewGrpDocs} = lists:keytake(Worker, 1, GroupedDocs), - DocReplyDict = append_update_replies(Docs, Replies, DocReplyDict0), - case {WaitingCount, dict:size(DocReplyDict)} of - {1, _} -> - % last message has arrived, we need to conclude things - {Health, W, Reply} = dict:fold( - fun force_reply/3, - {ok, W, []}, - DocReplyDict - ), - {stop, {Health, Reply}}; - {_, DocCount} -> - % we've got at least one reply for each document, let's take a look - case dict:fold(fun maybe_reply/3, {stop, W, []}, DocReplyDict) of - continue -> - {ok, {WaitingCount - 1, DocCount, W, NewGrpDocs, DocReplyDict}}; - {stop, W, FinalReplies} -> - {stop, {ok, FinalReplies}} - end; - _ -> - {ok, {WaitingCount - 1, DocCount, W, NewGrpDocs, DocReplyDict}} - end; -handle_message({missing_stub, Stub}, _, _) -> - throw({missing_stub, Stub}); -handle_message({not_found, no_db_file} = X, Worker, Acc0) -> - {_, _, _, GroupedDocs, _} = Acc0, - Docs = couch_util:get_value(Worker, GroupedDocs), - handle_message({ok, [X || _D <- Docs]}, Worker, Acc0); -handle_message({bad_request, Msg}, _, _) -> - throw({bad_request, Msg}); -handle_message({request_entity_too_large, Entity}, _, _) -> - throw({request_entity_too_large, Entity}). - -before_doc_update(DbName, Docs, Opts) -> - case {fabric_util:is_replicator_db(DbName), fabric_util:is_users_db(DbName)} of - {true, _} -> - %% cluster db is expensive to create so we only do it if we have to - Db = fabric_util:open_cluster_db(DbName, Opts), - [ - couch_replicator_docs:before_doc_update(Doc, Db, replicated_changes) - || Doc <- Docs - ]; - {_, true} -> - %% cluster db is expensive to create so we only do it if we have to - Db = fabric_util:open_cluster_db(DbName, Opts), - [ - couch_users_db:before_doc_update(Doc, Db, interactive_edit) - || Doc <- Docs - ]; - _ -> - Docs - end. - -tag_docs([]) -> - []; -tag_docs([#doc{meta = Meta} = Doc | Rest]) -> - [Doc#doc{meta = [{ref, make_ref()} | Meta]} | tag_docs(Rest)]. - -untag_docs([]) -> - []; -untag_docs([#doc{meta = Meta} = Doc | Rest]) -> - [Doc#doc{meta = lists:keydelete(ref, 1, Meta)} | untag_docs(Rest)]. - -force_reply(Doc, [], {_, W, Acc}) -> - {error, W, [{Doc, {error, internal_server_error}} | Acc]}; -force_reply(Doc, [FirstReply | _] = Replies, {Health, W, Acc}) -> - case update_quorum_met(W, Replies) of - {true, Reply} -> - % corner case new_edits:false and vdu: [noreply, forbidden, noreply] - case check_forbidden_msg(Replies) of - {forbidden, ForbiddenReply} -> - {Health, W, [{Doc, ForbiddenReply} | Acc]}; - false -> - {Health, W, [{Doc, Reply} | Acc]} - end; - false -> - case [Reply || {ok, Reply} <- Replies] of - [] -> - % check if all errors are identical, if so inherit health - case lists:all(fun(E) -> E =:= FirstReply end, Replies) of - true -> - CounterKey = [fabric, doc_update, errors], - couch_stats:increment_counter(CounterKey), - {Health, W, [{Doc, FirstReply} | Acc]}; - false -> - CounterKey = [fabric, doc_update, mismatched_errors], - couch_stats:increment_counter(CounterKey), - case check_forbidden_msg(Replies) of - {forbidden, ForbiddenReply} -> - {Health, W, [{Doc, ForbiddenReply} | Acc]}; - false -> - {error, W, [{Doc, FirstReply} | Acc]} - end - end; - [AcceptedRev | _] -> - CounterKey = [fabric, doc_update, write_quorum_errors], - couch_stats:increment_counter(CounterKey), - NewHealth = - case Health of - ok -> accepted; - _ -> Health - end, - {NewHealth, W, [{Doc, {accepted, AcceptedRev}} | Acc]} - end - end. - -maybe_reply(_, _, continue) -> - % we didn't meet quorum for all docs, so we're fast-forwarding the fold - continue; -maybe_reply(Doc, Replies, {stop, W, Acc}) -> - case update_quorum_met(W, Replies) of - {true, Reply} -> - {stop, W, [{Doc, Reply} | Acc]}; - false -> - continue - end. - -% this ensures that we got some response for all documents being updated -ensure_all_responses(Health, AllDocs, Resp) -> - Results = [ - R - || R <- couch_util:reorder_results( - AllDocs, - Resp, - {error, internal_server_error} - ), - R =/= noreply - ], - case lists:member({error, internal_server_error}, Results) of - true -> - {error, Results}; - false -> - {Health, Results} - end. - -% This is a corner case where -% 1) revision tree for the document are out of sync across nodes -% 2) update on one node extends the revision tree -% 3) VDU forbids the document -% 4) remaining nodes do not extend revision tree, so noreply is returned -% If at at least one node forbids the update, and all other replies -% are noreply, then we reject the update -check_forbidden_msg(Replies) -> - Pred = fun - ({_, {forbidden, _}}) -> - true; - (_) -> - false - end, - case lists:partition(Pred, Replies) of - {[], _} -> - false; - {[ForbiddenReply = {_, {forbidden, _}} | _], RemReplies} -> - case lists:all(fun(E) -> E =:= noreply end, RemReplies) of - true -> - {forbidden, ForbiddenReply}; - false -> - false - end - end. - -update_quorum_met(W, Replies) -> - Counters = lists:foldl( - fun(R, D) -> orddict:update_counter(R, 1, D) end, - orddict:new(), - Replies - ), - GoodReplies = lists:filter(fun good_reply/1, Counters), - case lists:dropwhile(fun({_, Count}) -> Count < W end, GoodReplies) of - [] -> - false; - [{FinalReply, _} | _] -> - {true, FinalReply} - end. - -good_reply({{ok, _}, _}) -> - true; -good_reply({noreply, _}) -> - true; -good_reply(_) -> - false. - --spec group_docs_by_shard(binary(), [#doc{}]) -> [{#shard{}, [#doc{}]}]. -group_docs_by_shard(DbName, Docs) -> - dict:to_list( - lists:foldl( - fun(#doc{id = Id} = Doc, D0) -> - lists:foldl( - fun(Shard, D1) -> - dict:append(Shard, Doc, D1) - end, - D0, - mem3:shards(DbName, Id) - ) - end, - dict:new(), - Docs - ) - ). - -append_update_replies([], [], DocReplyDict) -> - DocReplyDict; -append_update_replies([Doc | Rest], [], Dict0) -> - % icky, if replicated_changes only errors show up in result - append_update_replies(Rest, [], dict:append(Doc, noreply, Dict0)); -append_update_replies([Doc | Rest1], [Reply | Rest2], Dict0) -> - append_update_replies(Rest1, Rest2, dict:append(Doc, Reply, Dict0)). - -skip_message({0, _, W, _, DocReplyDict}) -> - {Health, W, Reply} = dict:fold(fun force_reply/3, {ok, W, []}, DocReplyDict), - {stop, {Health, Reply}}; -skip_message(Acc0) -> - {ok, Acc0}. - -validate_atomic_update(_, _, false) -> - ok; -validate_atomic_update(_DbName, AllDocs, true) -> - % TODO actually perform the validation. This requires some hackery, we need - % to basically extract the prep_and_validate_updates function from couch_db - % and only run that, without actually writing in case of a success. - Error = {not_implemented, <<"all_or_nothing is not supported">>}, - PreCommitFailures = lists:map( - fun(#doc{id = Id, revs = {Pos, Revs}}) -> - case Revs of - [] -> RevId = <<>>; - [RevId | _] -> ok - end, - {{Id, {Pos, RevId}}, Error} - end, - AllDocs - ), - throw({aborted, PreCommitFailures}). - --ifdef(TEST). - --include_lib("eunit/include/eunit.hrl"). - -setup_all() -> - meck:new([couch_log, couch_stats]), - meck:expect(couch_log, warning, fun(_, _) -> ok end), - meck:expect(couch_stats, increment_counter, fun(_) -> ok end). - -teardown_all(_) -> - meck:unload(). - -doc_update_test_() -> - { - setup, - fun setup_all/0, - fun teardown_all/1, - [ - fun doc_update1/0, - fun doc_update2/0, - fun doc_update3/0, - fun handle_all_dbs_active/0, - fun handle_two_all_dbs_actives/0, - fun one_forbid/0, - fun two_forbid/0, - fun extend_tree_forbid/0, - fun other_errors_one_forbid/0, - fun one_error_two_forbid/0, - fun one_success_two_forbid/0 - ] - }. - -% eunits -doc_update1() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1], - Docs2 = [Doc1, Doc2], - Dict = dict:from_list([{Doc, []} || Doc <- Docs]), - Dict2 = dict:from_list([{Doc, []} || Doc <- Docs2]), - - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - % test for W = 2 - AccW2 = {length(Shards), length(Docs), list_to_integer("2"), GroupedDocs, Dict}, - - {ok, {WaitingCountW2_1, _, _, _, _} = AccW2_1} = - handle_message({ok, [{ok, Doc1}]}, hd(Shards), AccW2), - ?assertEqual(WaitingCountW2_1, 2), - {stop, FinalReplyW2} = - handle_message({ok, [{ok, Doc1}]}, lists:nth(2, Shards), AccW2_1), - ?assertEqual({ok, [{Doc1, {ok, Doc1}}]}, FinalReplyW2), - - % test for W = 3 - AccW3 = {length(Shards), length(Docs), list_to_integer("3"), GroupedDocs, Dict}, - - {ok, {WaitingCountW3_1, _, _, _, _} = AccW3_1} = - handle_message({ok, [{ok, Doc1}]}, hd(Shards), AccW3), - ?assertEqual(WaitingCountW3_1, 2), - - {ok, {WaitingCountW3_2, _, _, _, _} = AccW3_2} = - handle_message({ok, [{ok, Doc1}]}, lists:nth(2, Shards), AccW3_1), - ?assertEqual(WaitingCountW3_2, 1), - - {stop, FinalReplyW3} = - handle_message({ok, [{ok, Doc1}]}, lists:nth(3, Shards), AccW3_2), - ?assertEqual({ok, [{Doc1, {ok, Doc1}}]}, FinalReplyW3), - - % test w quorum > # shards, which should fail immediately - - Shards2 = mem3_util:create_partition_map("foo", 1, 1, ["node1"]), - GroupedDocs2 = group_docs_by_shard_hack(<<"foo">>, Shards2, Docs), - - AccW4 = - {length(Shards2), length(Docs), list_to_integer("2"), GroupedDocs2, Dict}, - Bool = - case handle_message({ok, [{ok, Doc1}]}, hd(Shards2), AccW4) of - {stop, _Reply} -> - true; - _ -> - false - end, - ?assertEqual(Bool, true), - - % Docs with no replies should end up as {error, internal_server_error} - SA1 = #shard{node = a, range = 1}, - SB1 = #shard{node = b, range = 1}, - SA2 = #shard{node = a, range = 2}, - SB2 = #shard{node = b, range = 2}, - GroupedDocs3 = [{SA1, [Doc1]}, {SB1, [Doc1]}, {SA2, [Doc2]}, {SB2, [Doc2]}], - StW5_0 = {length(GroupedDocs3), length(Docs2), 2, GroupedDocs3, Dict2}, - {ok, StW5_1} = handle_message({ok, [{ok, "A"}]}, SA1, StW5_0), - {ok, StW5_2} = handle_message({rexi_EXIT, nil}, SB1, StW5_1), - {ok, StW5_3} = handle_message({rexi_EXIT, nil}, SA2, StW5_2), - {stop, ReplyW5} = handle_message({rexi_EXIT, nil}, SB2, StW5_3), - ?assertEqual( - {error, [{Doc1, {accepted, "A"}}, {Doc2, {error, internal_server_error}}]}, - ReplyW5 - ). - -doc_update2() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({rexi_EXIT, 1}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({rexi_EXIT, 1}, lists:nth(3, Shards), Acc2), - - ?assertEqual( - {accepted, [{Doc1, {accepted, Doc1}}, {Doc2, {accepted, Doc2}}]}, - Reply - ). - -doc_update3() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({rexi_EXIT, 1}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, lists:nth(3, Shards), Acc2), - - ?assertEqual({ok, [{Doc1, {ok, Doc1}}, {Doc2, {ok, Doc2}}]}, Reply). - -handle_all_dbs_active() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({error, all_dbs_active}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, lists:nth(3, Shards), Acc2), - - ?assertEqual({ok, [{Doc1, {ok, Doc1}}, {Doc2, {ok, Doc2}}]}, Reply). - -handle_two_all_dbs_actives() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({error, all_dbs_active}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({error, all_dbs_active}, lists:nth(3, Shards), Acc2), - - ?assertEqual( - {accepted, [{Doc1, {accepted, Doc1}}, {Doc2, {accepted, Doc2}}]}, - Reply - ). - -one_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, noreply]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(2, Shards), Acc1 - ), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({ok, [{ok, Doc1}, noreply]}, lists:nth(3, Shards), Acc2), - - ?assertEqual( - {ok, [ - {Doc1, {ok, Doc1}}, - {Doc2, {Doc2, {forbidden, <<"not allowed">>}}} - ]}, - Reply - ). - -two_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, noreply]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(2, Shards), Acc1 - ), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(3, Shards), Acc2 - ), - - ?assertEqual( - {ok, [ - {Doc1, {ok, Doc1}}, - {Doc2, {Doc2, {forbidden, <<"not allowed">>}}} - ]}, - Reply - ). - -% This should actually never happen, because an `{ok, Doc}` message means that the revision -% tree is extended and so the VDU should forbid the document. -% Leaving this test here to make sure quorum rules still apply. -extend_tree_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(2, Shards), Acc1 - ), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message({ok, [{ok, Doc1}, {ok, Doc2}]}, lists:nth(3, Shards), Acc2), - - ?assertEqual({ok, [{Doc1, {ok, Doc1}}, {Doc2, {ok, Doc2}}]}, Reply). - -other_errors_one_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message({ok, [{ok, Doc1}, {Doc2, {error, <<"foo">>}}]}, hd(Shards), Acc0), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({ok, [{ok, Doc1}, {Doc2, {error, <<"bar">>}}]}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(3, Shards), Acc2 - ), - ?assertEqual({error, [{Doc1, {ok, Doc1}}, {Doc2, {Doc2, {error, <<"foo">>}}}]}, Reply). - -one_error_two_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, hd(Shards), Acc0 - ), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({ok, [{ok, Doc1}, {Doc2, {error, <<"foo">>}}]}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(3, Shards), Acc2 - ), - ?assertEqual( - {error, [{Doc1, {ok, Doc1}}, {Doc2, {Doc2, {forbidden, <<"not allowed">>}}}]}, Reply - ). - -one_success_two_forbid() -> - Doc1 = #doc{revs = {1, [<<"foo">>]}}, - Doc2 = #doc{revs = {1, [<<"bar">>]}}, - Docs = [Doc1, Doc2], - Shards = - mem3_util:create_partition_map("foo", 3, 1, ["node1", "node2", "node3"]), - GroupedDocs = group_docs_by_shard_hack(<<"foo">>, Shards, Docs), - - Acc0 = { - length(Shards), - length(Docs), - list_to_integer("2"), - GroupedDocs, - dict:from_list([{Doc, []} || Doc <- Docs]) - }, - - {ok, {WaitingCount1, _, _, _, _} = Acc1} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, hd(Shards), Acc0 - ), - ?assertEqual(WaitingCount1, 2), - - {ok, {WaitingCount2, _, _, _, _} = Acc2} = - handle_message({ok, [{ok, Doc1}, {Doc2, {ok, Doc2}}]}, lists:nth(2, Shards), Acc1), - ?assertEqual(WaitingCount2, 1), - - {stop, Reply} = - handle_message( - {ok, [{ok, Doc1}, {Doc2, {forbidden, <<"not allowed">>}}]}, lists:nth(3, Shards), Acc2 - ), - ?assertEqual( - {error, [{Doc1, {ok, Doc1}}, {Doc2, {Doc2, {forbidden, <<"not allowed">>}}}]}, Reply - ). - -% needed for testing to avoid having to start the mem3 application -group_docs_by_shard_hack(_DbName, Shards, Docs) -> - dict:to_list( - lists:foldl( - fun(#doc{id = _Id} = Doc, D0) -> - lists:foldl( - fun(Shard, D1) -> - dict:append(Shard, Doc, D1) - end, - D0, - Shards - ) - end, - dict:new(), - Docs - ) - ). - --endif. |