同时开启GB28181和RTC会导致守护进程退出 #2143

[winlinvip]

描述(Description)

描述你遇到了什么问题(Please description your issue here)

配置开启GB28181和RTC时，结束推流或者创建频道不推流，会导致守护进程退出

1. SRS版本(Version): v4.0.59
2. SRS的日志如下(Log):

[2021-01-13 14:59:02.858][Warn][88233][076l3hr8][104] client disconnect peer. code=1007
[2021-01-13 14:59:02.858][Trace][88233][s287aaa8] GB28181TCP: clear zombies=1 resources, conns=0, removing=0, unsubs=0
[2021-01-13 14:59:02.858][Trace][88233][076l3hr8] GB28181TCP: disposing #0 resource(GB28181TcpConn)(0x2e55028), conns=0, disposing=1, zombies=0
[2021-01-13 14:59:02.864][Trace][88233][95xq1035] gb28181: request client id=34020000001320000002 peer(192.168.1.64, 5060)
[2021-01-13 14:59:02.865][Trace][88233][95xq1035] gb28181: request method=REGISTER, uri=sip:34020000002000000001@3402000000, version=SIP/2.0 expires=0
[2021-01-13 14:59:03.792][Trace][88233][b868o610] gb28181: sip session=34020000001320000002 register expire
[2021-01-13 14:59:03.792][Trace][88233][b868o610] gb28181: client id=34020000001320000002 sip session is remove
[2021-01-13 14:59:03.792][Trace][88233][b868o610] gb28181: sip client finished.
[2021-01-13 14:59:03.816][Trace][88233][zx20ip85] gb28181: client id=34020000001320000002@34020000001320000001,  ssrc=0x2455f0a, peer(192.168.1.64, 15060), rtmp muxer is alive
[2021-01-13 14:59:04.866][Warn][88233][zx20ip85][11] gb28181: client id=34020000001320000002@34020000001320000001 ssrc=0x2455f0a, peer(192.168.1.64, 15060), no rtp data 2 in seconds, clean it, wait other port!
[2021-01-13 14:59:23.830][Trace][88233][zx20ip85] gb28181: client id=34020000001320000002@34020000001320000001,  ssrc=0x2455f0a, peer(, 0), rtmp muxer is alive
[2021-01-13 14:59:32.865][Trace][88233][zx20ip85] gb28181: client id=34020000001320000002@34020000001320000001, stream idle timeout, stop!!!
[2021-01-13 14:59:32.865][Trace][88233][zx20ip85] gb28181: client id=34020000001320000002@34020000001320000001 rtmp muxer is remove
[2021-01-13 14:59:32.865][Trace][88233][zx20ip85] client finished.
[2021-01-13 14:59:32.865][Trace][88233][258p0476] cleanup when unpublish
[2021-01-13 14:59:32.865][Trace][88233][258p0476] cleanup when unpublish, created=1, deliver=1

1. SRS的配置如下(Config):

listen                  1935;
max_connections         1000;
daemon              on;
pid                 ./objs/srs.gb28181.pid;
ff_log_dir          ./objs;
srs_log_tank        file;
srs_log_level       trace;
srs_log_file        ./objs/srs.gb28181.log;

http_api {
    enabled         on;
    listen          1985;
}

stats {
    network         0;
}

stream_caster {
    enabled             on;
    caster              gb28181;
    output              rtmp://127.0.0.1:1935/live/[stream];
    listen              9000;
    tcp_enable            on;
    rtp_port_min        58200;
    rtp_port_max        58300;
    wait_keyframe       on;
    rtp_idle_timeout    30;
    audio_enable        off;
    jitterbuffer_enable  on;
    host       192.168.1.164;
    auto_create_channel   off;
    sip {
        enabled on;
        listen              5060;
        serial              34020000002000000001;
        realm               3402000000;
        ack_timeout         30;
        keepalive_timeout   120;
        auto_play           on;
        invite_port_fixed     on;
        query_catalog_interval  60;
    }
}
rtc_server {
    enabled         on;
    listen          8000;
    candidate      $CANDIDATE;
}

vhost __defaultVhost__ {
    rtc {
           enabled     on;
           bframe      discard;
    }
}

重现(Replay)

重现Bug的步骤(How to replay bug?)

方法1. 使用上述配置启动srs，使用GB28181推流正常运行后，结束GB28181推流，等待几秒
方法2. 使用srs提供的GB28181创建频道接口:http://ip:port/api/v1/gb28181&action=create_channel，等待几秒

期望行为(Expect)

描述你期望发生的事情(Please describe your expectation)

频道正常关闭，SRS守护进程不自动退出。