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-rw-r--r--apps/fabric/src/fabric_db_info.erl69
1 files changed, 0 insertions, 69 deletions
diff --git a/apps/fabric/src/fabric_db_info.erl b/apps/fabric/src/fabric_db_info.erl
deleted file mode 100644
index a0acb379..00000000
--- a/apps/fabric/src/fabric_db_info.erl
+++ /dev/null
@@ -1,69 +0,0 @@
-% Copyright 2010 Cloudant
-%
-% 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_db_info).
-
--export([go/1]).
-
--include("fabric.hrl").
--include_lib("mem3/include/mem3.hrl").
-
-go(DbName) ->
- Shards = mem3:shards(DbName),
- Workers = fabric_util:submit_jobs(Shards, get_db_info, []),
- Acc0 = {fabric_dict:init(Workers, nil), []},
- fabric_util:recv(Workers, #shard.ref, fun handle_message/3, Acc0).
-
-handle_message({ok, Info}, #shard{dbname=Name} = Shard, {Counters, Acc}) ->
- case fabric_dict:lookup_element(Shard, Counters) of
- undefined ->
- % already heard from someone else in this range
- {ok, {Counters, Acc}};
- nil ->
- Seq = couch_util:get_value(update_seq, Info),
- C1 = fabric_dict:store(Shard, Seq, Counters),
- C2 = fabric_view:remove_overlapping_shards(Shard, C1),
- case fabric_dict:any(nil, C2) of
- true ->
- {ok, {C2, [Info|Acc]}};
- false ->
- {stop, [
- {db_name,Name},
- {update_seq, fabric_view_changes:pack_seqs(C2)} |
- merge_results(lists:flatten([Info|Acc]))
- ]}
- end
- end;
-handle_message(_, _, Acc) ->
- {ok, Acc}.
-
-merge_results(Info) ->
- Dict = lists:foldl(fun({K,V},D0) -> orddict:append(K,V,D0) end,
- orddict:new(), Info),
- orddict:fold(fun
- (doc_count, X, Acc) ->
- [{doc_count, lists:sum(X)} | Acc];
- (doc_del_count, X, Acc) ->
- [{doc_del_count, lists:sum(X)} | Acc];
- (purge_seq, X, Acc) ->
- [{purge_seq, lists:sum(X)} | Acc];
- (compact_running, X, Acc) ->
- [{compact_running, lists:member(true, X)} | Acc];
- (disk_size, X, Acc) ->
- [{disk_size, lists:sum(X)} | Acc];
- (disk_format_version, X, Acc) ->
- [{disk_format_version, lists:max(X)} | Acc];
- (_, _, Acc) ->
- Acc
- end, [{instance_start_time, <<"0">>}], Dict).