src/mem3/src/mem3_httpd_handlers.erl

% 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(mem3_httpd_handlers).

-export([url_handler/1, db_handler/1, design_handler/1, handler_info/3]).

url_handler(<<"_membership">>) -> fun mem3_httpd:handle_membership_req/1;
url_handler(<<"_reshard">>) -> fun mem3_reshard_httpd:handle_reshard_req/1;
url_handler(_) -> no_match.

db_handler(<<"_shards">>) -> fun mem3_httpd:handle_shards_req/2;
db_handler(<<"_sync_shards">>)   -> fun mem3_httpd:handle_sync_req/2;
db_handler(_) -> no_match.

design_handler(_) -> no_match.

handler_info('GET', [<<"_membership">>], _) ->
    {'cluster.membership.read', #{}};

handler_info('GET', [<<"_reshard">>], _) ->
    {'reshard.summary.read', #{}};

handler_info('GET', [<<"_reshard">>, <<"state">>], _) ->
    {'reshard.state.read', #{}};

handler_info('PUT', [<<"_reshard">>, <<"state">>], _) ->
    {'reshard.state.write', #{}};

handler_info('GET', [<<"_reshard">>, <<"jobs">>], _) ->
    {'reshard.jobs.read', #{}};

handler_info('POST', [<<"_reshard">>, <<"jobs">>], _) ->
    {'reshard.jobs.create', #{}};

handler_info('GET', [<<"_reshard">>, <<"jobs">>, JobId], _) ->
    {'reshard.job.read', #{'job.id' => JobId}};

handler_info('DELETE', [<<"_reshard">>, <<"jobs">>, JobId], _) ->
    {'reshard.job.delete', #{'job.id' => JobId}};

handler_info('GET', [DbName, <<"_shards">>], _) ->
    {'db.shards.read', #{'db.name' => DbName}};

handler_info('GET', [DbName, <<"_shards">>, DocId], _) ->
    {'db.shards.read', #{'db.name' => DbName, 'doc.id' => DocId}};

handler_info('POST', [DbName, <<"_sync_shards">>], _) ->
    {'db.shards.sync', #{'db.name' => DbName}};

handler_info(_, _, _) ->
    no_match.