選択できるのは25トピックまでです。
トピックは、先頭が英数字で、英数字とダッシュ('-')を使用した35文字以内のものにしてください。
142 行
7.1 KiB
142 行
7.1 KiB
-module(agSslAgencyIns).
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-include("agVstCli.hrl").
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-include("eArango.hrl").
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-compile(inline).
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-compile({inline_size, 128}).
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-export([
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%% Inner Behavior API
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init/1
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, handleMsg/3
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, terminate/3
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]).
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-spec init(term()) -> no_return().
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init({PoolName, AgencyName, #agencyOpts{reconnect = Reconnect, backlogSize = BacklogSize, reConnTimeMin = Min, reConnTimeMax = Max}}) ->
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self() ! ?AgMDoDBConn,
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ReConnState = agAgencyUtils:initReConnState(Reconnect, Min, Max),
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{ok, #srvState{poolName = PoolName, serverName = AgencyName, reConnState = ReConnState}, #cliState{backlogSize = BacklogSize}}.
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-spec handleMsg(term(), srvState(), cliState()) -> {ok, term(), term()}.
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handleMsg(#agReq{method = Method, path = Path, queryPars = QueryPars, headers = Headers, body = Body, messageId = MessageId, fromPid = FromPid, overTime = OverTime, isSystem = IsSystem},
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#srvState{serverName = ServerName, dbName = DbName, socket = Socket, vstSize = VstSize} = SrvState,
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#cliState{backlogNum = BacklogNum, backlogSize = BacklogSize} = CliState) ->
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case Socket of
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undefined ->
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agAgencyUtils:agencyReply(FromPid, undefined, MessageId, {error, noSocket}),
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{ok, SrvState, CliState};
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_ ->
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case BacklogNum >= BacklogSize of
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true ->
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?AgWarn(ServerName, ":backlog full curNum:~p Total: ~p ~n", [BacklogNum, BacklogSize]),
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agAgencyUtils:agencyReply(FromPid, undefined, MessageId, {error, backlogFull}),
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{ok, SrvState, CliState};
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_ ->
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Request = agVstProto:request(IsSystem, MessageId, Method, DbName, Path, QueryPars, Headers, Body, VstSize),
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case ssl:send(Socket, Request) of
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ok ->
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TimerRef = case OverTime of
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infinity ->
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undefined;
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_ ->
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erlang:start_timer(OverTime, self(), {mWaitingOver, MessageId, FromPid}, [{abs, true}])
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end,
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erlang:put(MessageId, {FromPid, TimerRef, 0, <<>>}),
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{ok, SrvState, CliState#cliState{backlogNum = BacklogNum + 1}};
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{error, Reason} ->
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?AgWarn(ServerName, ":send error: ~p ~p ~p ~n", [Reason, FromPid, MessageId]),
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ssl:close(Socket),
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agAgencyUtils:agencyReply(FromPid, undefined, MessageId, {error, {socketSendError, Reason}}),
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agAgencyUtils:dealClose(SrvState, CliState, {error, {socketSendError, Reason}})
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end
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end
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end;
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handleMsg({ssl, _Socket, DataBuffer}, SrvState,
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#cliState{revStatus = RevStatus, backlogNum = BacklogNum, messageId = OldMessageId, chunkIdx = OldChunkIdx, chunkSize = OldChunkSize, chunkBuffer = OldChunkBuffer} = CliState) ->
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case agVstProto:response(RevStatus, 0, OldMessageId, OldChunkIdx, OldChunkSize, OldChunkBuffer, DataBuffer) of
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{?AgUndef, DoneCnt} ->
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{ok, SrvState, CliState#cliState{revStatus = ?AgUndef, backlogNum = BacklogNum - DoneCnt, chunkBuffer = <<>>}};
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{?AgCBodyStart, DoneCnt, MessageId, ChunkIdx, ChunkSize, ChunkBuffer} ->
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{ok, SrvState, CliState#cliState{revStatus = ?AgCBody, backlogNum = BacklogNum - DoneCnt, messageId = MessageId, chunkIdx = ChunkIdx, chunkSize = ChunkSize, chunkBuffer = ChunkBuffer}};
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{?AgCBodyGoOn, DoneCnt, ChunkBuffer} ->
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{ok, SrvState, CliState#cliState{revStatus = ?AgCBody, backlogNum = BacklogNum - DoneCnt, chunkBuffer = ChunkBuffer}};
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{?AgCHeader, DoneCnt, ChunkBuffer} ->
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{ok, SrvState, CliState#cliState{revStatus = ?AgCHeader, backlogNum = BacklogNum - DoneCnt, chunkBuffer = ChunkBuffer}}
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end;
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handleMsg({timeout, _TimerRef, {mWaitingOver, MessageId, FromPid}}, SrvState,
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#cliState{backlogNum = BacklogNum} = CliState) ->
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MsgCache = erlang:get(MessageId),
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MsgPF = erlang:setelement(?AgPFIdx, MsgCache, timeOut),
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erlang:put(MessageId, MsgPF),
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agAgencyUtils:agencyReTimeout(FromPid, MessageId, {error, timeout}),
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{ok, SrvState, CliState#cliState{backlogNum = BacklogNum - 1}};
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handleMsg({ssl_closed, Socket},
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#srvState{socket = Socket, serverName = ServerName} = SrvState,
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CliState) ->
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?AgWarn(ServerName, "connection closed~n", []),
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ssl:close(Socket),
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agAgencyUtils:dealClose(SrvState, CliState, {error, ssl_closed});
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handleMsg({ssl_error, Socket, Reason},
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#srvState{socket = Socket, serverName = ServerName} = SrvState,
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CliState) ->
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?AgWarn(ServerName, "connection error: ~p~n", [Reason]),
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ssl:close(Socket),
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agAgencyUtils:dealClose(SrvState, CliState, {error, {ssl_error, Reason}});
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handleMsg(?AgMDoDBConn,
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#srvState{poolName = PoolName, serverName = ServerName, reConnState = _ReConnState} = SrvState,
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CliState) ->
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case ?agBeamPool:getv(PoolName) of
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#dbOpts{port = Port, hostname = HostName, dbName = DbName, user = User, password = Password, vstSize = VstSize} ->
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case ssl:connect(HostName, Port, ?AgDefSocketOpts, ?AgDefConnTimeout) of
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{ok, Socket} ->
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ssl:send(Socket, ?AgUpgradeInfo),
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AuthInfo = agVstProto:authInfo(User, Password),
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ssl:send(Socket, AuthInfo),
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case agVstCli:receiveSslData(#recvState{}, Socket) of
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{ok, MsgBin} ->
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case eVPack:decodeHeader(MsgBin) of
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[1, 2, 200, _] ->
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{ok, SrvState#srvState{dbName = DbName, socket = Socket, vstSize = VstSize}, CliState};
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_Err ->
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?AgWarn(ServerName, "auth error: ~p~n", [_Err]),
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agAgencyUtils:reConnTimer(SrvState, CliState)
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end;
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{error, Reason} = Err ->
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?AgWarn(ServerName, "recv auth error: ~p~n", [Reason]),
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Err
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end;
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{error, Reason} ->
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?AgWarn(ServerName, "connect error: ~p~n", [Reason]),
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agAgencyUtils:reConnTimer(SrvState, CliState)
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end;
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_Ret ->
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?AgWarn(ServerName, "deal connect not found agBeamPool:getv(~p) ret ~p is error ~n", [PoolName, _Ret])
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end;
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handleMsg({'$gen_call', FromTag, '$SrvInfo'}, SrvState, CliState) ->
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{To, Tag} = FromTag,
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catch To ! {Tag, {erlang:get(), SrvState, CliState}},
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{ok, SrvState, CliState};
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handleMsg(Msg, #srvState{serverName = ServerName} = SrvState, CliState) ->
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?AgWarn(ServerName, "unknown msg: ~p~n", [Msg]),
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{ok, SrvState, CliState}.
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-spec terminate(term(), srvState(), cliState()) -> ok.
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terminate(_Reason, #srvState{socket = Socket} = SrvState, CliState) ->
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{ok, NewSrvState, NewCliState} = waitAllReqOver(SrvState, CliState),
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ssl:close(Socket),
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agAgencyUtils:dealClose(NewSrvState, NewCliState, {error, shutdown}),
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ok.
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-spec waitAllReqOver(srvState(), cliState()) -> {ok, srvState(), cliState()}.
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waitAllReqOver(SrvState, #cliState{backlogNum = BacklogNum} = CliState) ->
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case BacklogNum > 0 of
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true ->
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receive
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Msg ->
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{ok, NewSrvState, NewCliState} = handleMsg(Msg, SrvState, CliState),
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waitAllReqOver(NewSrvState, NewCliState)
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end;
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_ ->
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{ok, SrvState, CliState}
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end.
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