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3.8.25
4.2.1
4.2.0
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3.11.5
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3.11.3
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3.11.1
3.11.0
3.11.0-rc.2
3.11.0-rc.1
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3.10.11
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3.9.29
3.9.28
3.9.27
3.9.26
3.9.25
3.9.24
3.9.23
3.9.22
3.9.21
3.9.20
3.9.19
3.9.18
3.9.17
3.9.16
3.9.15
3.9.11
3.9.10
3.9.9
3.9.8
3.9.7
3.9.6
3.9.5
3.9.4
3.9.3
3.9.2
3.9.1
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3.8.34
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3.8.30
3.8.26
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3.8.24
3.8.23
3.8.22
3.8.21
3.8.20
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3.8.14
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3.8.6-rc.1
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3.8.5-rc.2
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3.8.4-rc.3
3.8.4-rc.1
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3.8.3-rc.2
3.8.3-rc.1
3.8.2
3.8.2-rc.1
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3.8.1-rc.1
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3.8.0-rc.3
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3.7.28
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3.7.26
3.7.25
3.7.25-rc.1
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3.7.24-rc.2
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3.7.23-rc.1
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3.7.22-rc.1
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3.7.20-rc.2
3.7.20-rc.1
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3.7.18
3.7.18-rc.1
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3.7.17-rc.3
3.7.17-rc.2
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3.7.16
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3.7.16-rc.4
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3.7.16-rc.3
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3.7.16-rc.2
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3.7.16-rc.1
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3.7.16-beta.1
3.7.15
3.7.14
3.7.14-rc.2
3.7.14-rc.1
3.7.13
3.7.13-rc.2
3.7.13-rc.1
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3.7.12-rc.2
3.7.12-rc.1
3.7.11
3.7.11-rc.2
3.7.11-rc.1
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3.7.10-rc.3
3.7.10-rc.2
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3.7.8
3.7.8-rc.4
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3.7.8-rc.2
3.7.8-rc.1
3.7.7
3.7.7-rc.2
3.7.7-rc.1
3.7.6
3.7.6-rc.2
3.7.6-rc.1
3.7.5
3.7.5-rc.1
3.7.4
3.7.4-rc.4
3.7.4-rc.3
3.7.4-rc.2
3.7.4-rc.1
3.7.3
3.7.3-rc.2
3.7.3-rc.1
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3.7.1
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3.7.0-alpha.544
3.7.0-alpha.542
3.6.16
3.6.16-rc.1
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3.6.15-rc.1
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3.6.13
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3.6.11
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3.6.8
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3.5.0
3.4.0
3.3.5
3.0.2
0.0.0-rc.1
Modules shared by rabbitmq-server and rabbitmq-erlang-client
Security advisory:
This version has known vulnerabilities.
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Files
src/rabbit_queue_collector.erl
%% This Source Code Form is subject to the terms of the Mozilla Public
%% License, v. 2.0. If a copy of the MPL was not distributed with this
%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
%%
%% Copyright (c) 2007-2021 VMware, Inc. or its affiliates. All rights reserved.
%%
-module(rabbit_queue_collector).
%% Queue collector keeps track of exclusive queues and cleans them
%% up e.g. when their connection is closed.
-behaviour(gen_server).
-export([start_link/1, register/2, delete_all/1]).
-export([init/1, handle_call/3, handle_cast/2, handle_info/2,
terminate/2, code_change/3]).
-record(state, {monitors, delete_from}).
-include("rabbit.hrl").
%%----------------------------------------------------------------------------
-spec start_link(rabbit_types:proc_name()) -> rabbit_types:ok_pid_or_error().
start_link(ProcName) ->
gen_server:start_link(?MODULE, [ProcName], []).
-spec register(pid(), pid()) -> 'ok'.
register(CollectorPid, Q) ->
gen_server:call(CollectorPid, {register, Q}, infinity).
delete_all(CollectorPid) ->
gen_server:call(CollectorPid, delete_all, infinity).
%%----------------------------------------------------------------------------
init([ProcName]) ->
?LG_PROCESS_TYPE(queue_collector),
?store_proc_name(ProcName),
{ok, #state{monitors = pmon:new(), delete_from = undefined}}.
%%--------------------------------------------------------------------------
handle_call({register, QPid}, _From,
State = #state{monitors = QMons, delete_from = Deleting}) ->
case Deleting of
undefined -> ok;
_ -> ok = rabbit_amqqueue_common:delete_exclusive([QPid], Deleting)
end,
{reply, ok, State#state{monitors = pmon:monitor(QPid, QMons)}};
handle_call(delete_all, From, State = #state{monitors = QMons,
delete_from = undefined}) ->
case pmon:monitored(QMons) of
[] -> {reply, ok, State#state{delete_from = From}};
QPids -> ok = rabbit_amqqueue_common:delete_exclusive(QPids, From),
{noreply, State#state{delete_from = From}}
end.
handle_cast(Msg, State) ->
{stop, {unhandled_cast, Msg}, State}.
handle_info({'DOWN', _MRef, process, DownPid, _Reason},
State = #state{monitors = QMons, delete_from = Deleting}) ->
QMons1 = pmon:erase(DownPid, QMons),
case Deleting =/= undefined andalso pmon:is_empty(QMons1) of
true -> gen_server:reply(Deleting, ok);
false -> ok
end,
{noreply, State#state{monitors = QMons1}}.
terminate(_Reason, _State) ->
ok.
code_change(_OldVsn, State, _Extra) ->
{ok, State}.