mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-22 19:00:01 +08:00
707 lines
27 KiB
C++
Executable File
707 lines
27 KiB
C++
Executable File
/*
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* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
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*
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* Use of this source code is governed by MIT-like license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#include <sstream>
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#include "Util/logger.h"
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#include "Util/onceToken.h"
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#include "Util/NoticeCenter.h"
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#include "Common/config.h"
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#include "Common/MediaSource.h"
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#include "Http/HttpSession.h"
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#include "Http/HttpRequester.h"
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#include "Network/Session.h"
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#include "Rtsp/RtspSession.h"
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#include "WebHook.h"
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#include "WebApi.h"
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using namespace std;
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using namespace Json;
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using namespace toolkit;
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using namespace mediakit;
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namespace Hook {
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#define HOOK_FIELD "hook."
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const string kEnable = HOOK_FIELD "enable";
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const string kTimeoutSec = HOOK_FIELD "timeoutSec";
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const string kOnPublish = HOOK_FIELD "on_publish";
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const string kOnPlay = HOOK_FIELD "on_play";
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const string kOnFlowReport = HOOK_FIELD "on_flow_report";
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const string kOnRtspRealm = HOOK_FIELD "on_rtsp_realm";
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const string kOnRtspAuth = HOOK_FIELD "on_rtsp_auth";
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const string kOnStreamChanged = HOOK_FIELD "on_stream_changed";
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const string kStreamChangedSchemas = HOOK_FIELD "stream_changed_schemas";
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const string kOnStreamNotFound = HOOK_FIELD "on_stream_not_found";
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const string kOnRecordMp4 = HOOK_FIELD "on_record_mp4";
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const string kOnRecordTs = HOOK_FIELD "on_record_ts";
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const string kOnShellLogin = HOOK_FIELD "on_shell_login";
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const string kOnStreamNoneReader = HOOK_FIELD "on_stream_none_reader";
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const string kOnHttpAccess = HOOK_FIELD "on_http_access";
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const string kOnServerStarted = HOOK_FIELD "on_server_started";
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const string kOnServerExited = HOOK_FIELD "on_server_exited";
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const string kOnServerKeepalive = HOOK_FIELD "on_server_keepalive";
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const string kOnSendRtpStopped = HOOK_FIELD "on_send_rtp_stopped";
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const string kOnRtpServerTimeout = HOOK_FIELD "on_rtp_server_timeout";
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const string kAliveInterval = HOOK_FIELD "alive_interval";
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const string kRetry = HOOK_FIELD "retry";
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const string kRetryDelay = HOOK_FIELD "retry_delay";
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static onceToken token([]() {
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mINI::Instance()[kEnable] = false;
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mINI::Instance()[kTimeoutSec] = 10;
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// 默认hook地址设置为空，采用默认行为(例如不鉴权)
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mINI::Instance()[kOnPublish] = "";
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mINI::Instance()[kOnPlay] = "";
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mINI::Instance()[kOnFlowReport] = "";
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mINI::Instance()[kOnRtspRealm] = "";
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mINI::Instance()[kOnRtspAuth] = "";
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mINI::Instance()[kOnStreamChanged] = "";
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mINI::Instance()[kOnStreamNotFound] = "";
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mINI::Instance()[kOnRecordMp4] = "";
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mINI::Instance()[kOnRecordTs] = "";
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mINI::Instance()[kOnShellLogin] = "";
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mINI::Instance()[kOnStreamNoneReader] = "";
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mINI::Instance()[kOnHttpAccess] = "";
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mINI::Instance()[kOnServerStarted] = "";
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mINI::Instance()[kOnServerExited] = "";
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mINI::Instance()[kOnServerKeepalive] = "";
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mINI::Instance()[kOnSendRtpStopped] = "";
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mINI::Instance()[kOnRtpServerTimeout] = "";
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mINI::Instance()[kAliveInterval] = 30.0;
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mINI::Instance()[kRetry] = 1;
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mINI::Instance()[kRetryDelay] = 3.0;
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mINI::Instance()[kStreamChangedSchemas] = "rtsp/rtmp/fmp4/ts/hls/hls.fmp4";
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});
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} // namespace Hook
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namespace Cluster {
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#define CLUSTER_FIELD "cluster."
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const string kOriginUrl = CLUSTER_FIELD "origin_url";
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const string kTimeoutSec = CLUSTER_FIELD "timeout_sec";
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const string kRetryCount = CLUSTER_FIELD "retry_count";
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static onceToken token([]() {
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mINI::Instance()[kOriginUrl] = "";
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mINI::Instance()[kTimeoutSec] = 15;
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mINI::Instance()[kRetryCount] = 3;
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});
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} // namespace Cluster
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static void parse_http_response(const SockException &ex, const Parser &res, const function<void(const Value &, const string &, bool)> &fun) {
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bool should_retry = true;
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if (ex) {
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auto errStr = StrPrinter << "[network err]:" << ex << endl;
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fun(Json::nullValue, errStr, should_retry);
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return;
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}
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if (res.status() != "200") {
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auto errStr = StrPrinter << "[bad http status code]:" << res.status() << endl;
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fun(Json::nullValue, errStr, should_retry);
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return;
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}
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Value result;
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try {
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stringstream ss(res.content());
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ss >> result;
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} catch (std::exception &ex) {
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auto errStr = StrPrinter << "[parse json failed]:" << ex.what() << endl;
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fun(Json::nullValue, errStr, should_retry);
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return;
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}
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auto code = result["code"];
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if (!code.isInt64()) {
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auto errStr = StrPrinter << "[json code]:" << "code not int:" << code << endl;
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fun(Json::nullValue, errStr, should_retry);
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return;
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}
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should_retry = false;
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if (code.asInt64() != 0) {
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auto errStr = StrPrinter << "[auth failed]: code:" << code << " msg:" << result["msg"] << endl;
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fun(Json::nullValue, errStr, should_retry);
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return;
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}
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try {
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fun(result, "", should_retry);
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} catch (std::exception &ex) {
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auto errStr = StrPrinter << "[do hook invoker failed]:" << ex.what() << endl;
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// 如果还是抛异常，那么再上抛异常
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fun(Json::nullValue, errStr, should_retry);
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}
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}
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string to_string(const Value &value) {
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return value.toStyledString();
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}
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string to_string(const HttpArgs &value) {
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return value.make();
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}
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const char *getContentType(const Value &value) {
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return "application/json";
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}
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const char *getContentType(const HttpArgs &value) {
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return "application/x-www-form-urlencoded";
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}
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string getVhost(const Value &value) {
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const char *key = VHOST_KEY;
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auto val = value.find(key, key + sizeof(VHOST_KEY) - 1);
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return val ? val->asString() : "";
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}
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string getVhost(const HttpArgs &value) {
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auto val = value.find(VHOST_KEY);
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return val != value.end() ? val->second : "";
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}
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static atomic<uint64_t> s_hook_index { 0 };
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void do_http_hook(const string &url, const ArgsType &body, const function<void(const Value &, const string &)> &func, uint32_t retry) {
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GET_CONFIG(string, mediaServerId, General::kMediaServerId);
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GET_CONFIG(float, hook_timeoutSec, Hook::kTimeoutSec);
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GET_CONFIG(float, retry_delay, Hook::kRetryDelay);
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const_cast<ArgsType &>(body)["mediaServerId"] = mediaServerId;
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const_cast<ArgsType &>(body)["hook_index"] = (Json::UInt64)(s_hook_index++);
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auto requester = std::make_shared<HttpRequester>();
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requester->setMethod("POST");
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auto bodyStr = to_string(body);
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requester->setBody(bodyStr);
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requester->addHeader("Content-Type", getContentType(body));
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auto vhost = getVhost(body);
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if (!vhost.empty()) {
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requester->addHeader("X-VHOST", vhost);
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}
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Ticker ticker;
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requester->startRequester(url, [url, func, bodyStr, body, requester, ticker, retry](const SockException &ex, const Parser &res) mutable {
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onceToken token(nullptr, [&]() mutable { requester.reset(); });
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parse_http_response(ex, res, [&](const Value &obj, const string &err, bool should_retry) {
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if (!err.empty()) {
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// hook失败
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WarnL << "hook " << url << " " << ticker.elapsedTime() << "ms,failed" << err << ":" << bodyStr;
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if (retry-- > 0 && should_retry) {
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requester->getPoller()->doDelayTask(MAX(retry_delay, 0.0) * 1000, [url, body, func, retry] {
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do_http_hook(url, body, func, retry);
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return 0;
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});
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// 重试不需要触发回调
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return;
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}
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} else if (ticker.elapsedTime() > 500) {
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// hook成功，但是hook响应超过500ms，打印警告日志
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DebugL << "hook " << url << " " << ticker.elapsedTime() << "ms,success:" << bodyStr;
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}
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if (func) {
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func(obj, err);
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}
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});
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}, hook_timeoutSec);
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}
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void do_http_hook(const string &url, const ArgsType &body, const function<void(const Value &, const string &)> &func) {
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GET_CONFIG(uint32_t, hook_retry, Hook::kRetry);
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do_http_hook(url, body, func, hook_retry);
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}
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void dumpMediaTuple(const MediaTuple &tuple, Json::Value& item);
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static ArgsType make_json(const MediaInfo &args) {
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ArgsType body;
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body["schema"] = args.schema;
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dumpMediaTuple(args, body);
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body["params"] = args.param_strs;
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return body;
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}
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static void reportServerStarted() {
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GET_CONFIG(bool, hook_enable, Hook::kEnable);
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GET_CONFIG(string, hook_server_started, Hook::kOnServerStarted);
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if (!hook_enable || hook_server_started.empty()) {
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return;
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}
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ArgsType body;
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for (auto &pr : mINI::Instance()) {
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body[pr.first] = (string &)pr.second;
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}
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// 执行hook
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do_http_hook(hook_server_started, body, nullptr);
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}
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static void reportServerExited() {
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GET_CONFIG(bool, hook_enable, Hook::kEnable);
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GET_CONFIG(string, hook_server_exited, Hook::kOnServerExited);
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if (!hook_enable || hook_server_exited.empty()) {
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return;
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}
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const ArgsType body;
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// 执行hook
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do_http_hook(hook_server_exited, body, nullptr);
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}
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// 服务器定时保活定时器
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static Timer::Ptr g_keepalive_timer;
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static void reportServerKeepalive() {
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GET_CONFIG(bool, hook_enable, Hook::kEnable);
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GET_CONFIG(string, hook_server_keepalive, Hook::kOnServerKeepalive);
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if (!hook_enable || hook_server_keepalive.empty()) {
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return;
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}
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GET_CONFIG(float, alive_interval, Hook::kAliveInterval);
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g_keepalive_timer = std::make_shared<Timer>(alive_interval,[]() {
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getStatisticJson([](const Value &data) mutable {
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ArgsType body;
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body["data"] = data;
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// 执行hook
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do_http_hook(hook_server_keepalive, body, nullptr);
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});
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return true;
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}, nullptr);
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}
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static const string kEdgeServerParam = "edge=1";
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static string getPullUrl(const string &origin_fmt, const MediaInfo &info) {
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char url[1024] = { 0 };
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if ((ssize_t)origin_fmt.size() > snprintf(url, sizeof(url), origin_fmt.data(), info.app.data(), info.stream.data())) {
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WarnL << "get origin url failed, origin_fmt:" << origin_fmt;
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return "";
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}
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// 告知源站这是来自边沿站的拉流请求，如果未找到流请立即返回拉流失败
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return string(url) + '?' + kEdgeServerParam + '&' + VHOST_KEY + '=' + info.vhost + '&' + info.param_strs;
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}
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static void pullStreamFromOrigin(const vector<string> &urls, size_t index, size_t failed_cnt, const MediaInfo &args, const function<void()> &closePlayer) {
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GET_CONFIG(float, cluster_timeout_sec, Cluster::kTimeoutSec);
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GET_CONFIG(int, retry_count, Cluster::kRetryCount);
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auto url = getPullUrl(urls[index % urls.size()], args);
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auto timeout_sec = cluster_timeout_sec / urls.size();
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InfoL << "pull stream from origin, failed_cnt: " << failed_cnt << ", timeout_sec: " << timeout_sec << ", url: " << url;
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ProtocolOption option;
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option.enable_hls = option.enable_hls || (args.schema == HLS_SCHEMA);
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option.enable_mp4 = false;
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addStreamProxy(args.vhost, args.app, args.stream, url, retry_count, option, Rtsp::RTP_TCP, timeout_sec, mINI{}, [=](const SockException &ex, const string &key) mutable {
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if (!ex) {
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return;
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}
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// 拉流失败
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if (++failed_cnt == urls.size()) {
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// 已经重试所有源站了
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WarnL << "pull stream from origin final failed: " << url;
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closePlayer();
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return;
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}
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pullStreamFromOrigin(urls, index + 1, failed_cnt, args, closePlayer);
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});
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}
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static void *web_hook_tag = nullptr;
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static mINI jsonToMini(const Value &obj) {
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mINI ret;
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if (obj.isObject()) {
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for (auto it = obj.begin(); it != obj.end(); ++it) {
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try {
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auto str = (*it).asString();
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ret[it.name()] = std::move(str);
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} catch (std::exception &) {
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WarnL << "Json is not convertible to string, key: " << it.name() << ", value: " << (*it);
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}
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}
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}
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return ret;
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}
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void installWebHook() {
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GET_CONFIG(bool, hook_enable, Hook::kEnable);
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NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastMediaPublish, [](BroadcastMediaPublishArgs) {
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GET_CONFIG(string, hook_publish, Hook::kOnPublish);
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if (!hook_enable || hook_publish.empty()) {
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invoker("", ProtocolOption());
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return;
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}
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// 异步执行该hook api，防止阻塞NoticeCenter
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auto body = make_json(args);
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body["ip"] = sender.get_peer_ip();
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body["port"] = sender.get_peer_port();
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body["id"] = sender.getIdentifier();
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body["originType"] = (int)type;
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body["originTypeStr"] = getOriginTypeString(type);
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// 执行hook
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do_http_hook(hook_publish, body, [invoker](const Value &obj, const string &err) mutable {
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if (err.empty()) {
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// 推流鉴权成功
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invoker(err, ProtocolOption(jsonToMini(obj)));
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} else {
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// 推流鉴权失败
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invoker(err, ProtocolOption());
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}
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});
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});
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NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastMediaPlayed, [](BroadcastMediaPlayedArgs) {
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GET_CONFIG(string, hook_play, Hook::kOnPlay);
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if (!hook_enable || hook_play.empty()) {
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invoker("");
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return;
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}
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auto body = make_json(args);
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body["ip"] = sender.get_peer_ip();
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body["port"] = sender.get_peer_port();
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body["id"] = sender.getIdentifier();
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// 执行hook
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do_http_hook(hook_play, body, [invoker](const Value &obj, const string &err) { invoker(err); });
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});
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NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastFlowReport, [](BroadcastFlowReportArgs) {
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GET_CONFIG(string, hook_flowreport, Hook::kOnFlowReport);
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if (!hook_enable || hook_flowreport.empty()) {
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return;
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}
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auto body = make_json(args);
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body["totalBytes"] = (Json::UInt64)totalBytes;
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body["duration"] = (Json::UInt64)totalDuration;
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body["player"] = isPlayer;
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body["ip"] = sender.get_peer_ip();
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body["port"] = sender.get_peer_port();
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body["id"] = sender.getIdentifier();
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// 执行hook
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do_http_hook(hook_flowreport, body, nullptr);
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});
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static const string unAuthedRealm = "unAuthedRealm";
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// 监听kBroadcastOnGetRtspRealm事件决定rtsp链接是否需要鉴权(传统的rtsp鉴权方案)才能访问
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NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastOnGetRtspRealm, [](BroadcastOnGetRtspRealmArgs) {
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GET_CONFIG(string, hook_rtsp_realm, Hook::kOnRtspRealm);
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if (!hook_enable || hook_rtsp_realm.empty()) {
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// 无需认证
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invoker("");
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return;
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}
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auto body = make_json(args);
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body["ip"] = sender.get_peer_ip();
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body["port"] = sender.get_peer_port();
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body["id"] = sender.getIdentifier();
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// 执行hook
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do_http_hook(hook_rtsp_realm, body, [invoker](const Value &obj, const string &err) {
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if (!err.empty()) {
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// 如果接口访问失败，那么该rtsp流认证失败
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invoker(unAuthedRealm);
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return;
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}
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invoker(obj["realm"].asString());
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});
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});
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// 监听kBroadcastOnRtspAuth事件返回正确的rtsp鉴权用户密码
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NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastOnRtspAuth, [](BroadcastOnRtspAuthArgs) {
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GET_CONFIG(string, hook_rtsp_auth, Hook::kOnRtspAuth);
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if (unAuthedRealm == realm || !hook_enable || hook_rtsp_auth.empty()) {
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// 认证失败
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invoker(false, makeRandStr(12));
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return;
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}
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auto body = make_json(args);
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body["ip"] = sender.get_peer_ip();
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body["port"] = sender.get_peer_port();
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body["id"] = sender.getIdentifier();
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body["user_name"] = user_name;
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body["must_no_encrypt"] = must_no_encrypt;
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body["realm"] = realm;
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// 执行hook
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do_http_hook(hook_rtsp_auth, body, [invoker](const Value &obj, const string &err) {
|
||
if (!err.empty()) {
|
||
// 认证失败
|
||
invoker(false, makeRandStr(12));
|
||
return;
|
||
}
|
||
invoker(obj["encrypted"].asBool(), obj["passwd"].asString());
|
||
});
|
||
});
|
||
|
||
// 监听rtsp、rtmp源注册或注销事件
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastMediaChanged, [](BroadcastMediaChangedArgs) {
|
||
GET_CONFIG(string, hook_stream_changed, Hook::kOnStreamChanged);
|
||
if (!hook_enable || hook_stream_changed.empty()) {
|
||
return;
|
||
}
|
||
GET_CONFIG_FUNC(std::set<std::string>, stream_changed_set, Hook::kStreamChangedSchemas, [](const std::string &str) {
|
||
std::set<std::string> ret;
|
||
auto vec = split(str, "/");
|
||
for (auto &schema : vec) {
|
||
trim(schema);
|
||
if (!schema.empty()) {
|
||
ret.emplace(schema);
|
||
}
|
||
}
|
||
return ret;
|
||
});
|
||
if (!stream_changed_set.empty() && stream_changed_set.find(sender.getSchema()) == stream_changed_set.end()) {
|
||
// 该协议注册注销事件被忽略
|
||
return;
|
||
}
|
||
|
||
ArgsType body;
|
||
if (bRegist) {
|
||
body = makeMediaSourceJson(sender);
|
||
body["regist"] = bRegist;
|
||
} else {
|
||
body["schema"] = sender.getSchema();
|
||
dumpMediaTuple(sender.getMediaTuple(), body);
|
||
body["regist"] = bRegist;
|
||
}
|
||
// 执行hook
|
||
do_http_hook(hook_stream_changed, body, nullptr);
|
||
});
|
||
|
||
GET_CONFIG_FUNC(vector<string>, origin_urls, Cluster::kOriginUrl, [](const string &str) {
|
||
vector<string> ret;
|
||
for (auto &url : split(str, ";")) {
|
||
trim(url);
|
||
if (!url.empty()) {
|
||
ret.emplace_back(url);
|
||
}
|
||
}
|
||
return ret;
|
||
});
|
||
|
||
// 监听播放失败(未找到特定的流)事件
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastNotFoundStream, [](BroadcastNotFoundStreamArgs) {
|
||
if (!origin_urls.empty()) {
|
||
// 设置了源站，那么尝试溯源
|
||
static atomic<uint8_t> s_index { 0 };
|
||
pullStreamFromOrigin(origin_urls, s_index.load(), 0, args, closePlayer);
|
||
++s_index;
|
||
return;
|
||
}
|
||
|
||
if (start_with(args.param_strs, kEdgeServerParam)) {
|
||
// 源站收到来自边沿站的溯源请求，流不存在时立即返回拉流失败
|
||
closePlayer();
|
||
return;
|
||
}
|
||
|
||
GET_CONFIG(string, hook_stream_not_found, Hook::kOnStreamNotFound);
|
||
if (!hook_enable || hook_stream_not_found.empty()) {
|
||
return;
|
||
}
|
||
auto body = make_json(args);
|
||
body["ip"] = sender.get_peer_ip();
|
||
body["port"] = sender.get_peer_port();
|
||
body["id"] = sender.getIdentifier();
|
||
|
||
// Hook回复立即关闭流
|
||
auto res_cb = [closePlayer](const Value &res, const string &err) {
|
||
bool flag = res["close"].asBool();
|
||
if (flag) {
|
||
closePlayer();
|
||
}
|
||
};
|
||
|
||
// 执行hook
|
||
do_http_hook(hook_stream_not_found, body, res_cb);
|
||
});
|
||
|
||
static auto getRecordInfo = [](const RecordInfo &info) {
|
||
ArgsType body;
|
||
body["start_time"] = (Json::UInt64)info.start_time;
|
||
body["file_size"] = (Json::UInt64)info.file_size;
|
||
body["time_len"] = info.time_len;
|
||
body["file_path"] = info.file_path;
|
||
body["file_name"] = info.file_name;
|
||
body["folder"] = info.folder;
|
||
body["url"] = info.url;
|
||
dumpMediaTuple(info, body);
|
||
return body;
|
||
};
|
||
|
||
#ifdef ENABLE_MP4
|
||
// 录制mp4文件成功后广播
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastRecordMP4, [](BroadcastRecordMP4Args) {
|
||
GET_CONFIG(string, hook_record_mp4, Hook::kOnRecordMp4);
|
||
if (!hook_enable || hook_record_mp4.empty()) {
|
||
return;
|
||
}
|
||
// 执行hook
|
||
do_http_hook(hook_record_mp4, getRecordInfo(info), nullptr);
|
||
});
|
||
#endif // ENABLE_MP4
|
||
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastRecordTs, [](BroadcastRecordTsArgs) {
|
||
GET_CONFIG(string, hook_record_ts, Hook::kOnRecordTs);
|
||
if (!hook_enable || hook_record_ts.empty()) {
|
||
return;
|
||
}
|
||
// 执行 hook
|
||
do_http_hook(hook_record_ts, getRecordInfo(info), nullptr);
|
||
});
|
||
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastShellLogin, [](BroadcastShellLoginArgs) {
|
||
GET_CONFIG(string, hook_shell_login, Hook::kOnShellLogin);
|
||
if (!hook_enable || hook_shell_login.empty()) {
|
||
invoker("");
|
||
return;
|
||
}
|
||
ArgsType body;
|
||
body["ip"] = sender.get_peer_ip();
|
||
body["port"] = sender.get_peer_port();
|
||
body["id"] = sender.getIdentifier();
|
||
body["user_name"] = user_name;
|
||
body["passwd"] = passwd;
|
||
|
||
// 执行hook
|
||
do_http_hook(hook_shell_login, body, [invoker](const Value &, const string &err) { invoker(err); });
|
||
});
|
||
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastStreamNoneReader, [](BroadcastStreamNoneReaderArgs) {
|
||
if (!origin_urls.empty() && sender.getOriginType() == MediaOriginType::pull) {
|
||
// 边沿站无人观看时如果是拉流的则立即停止溯源
|
||
sender.close(false);
|
||
WarnL << "无人观看主动关闭流:" << sender.getOriginUrl();
|
||
return;
|
||
}
|
||
GET_CONFIG(string, hook_stream_none_reader, Hook::kOnStreamNoneReader);
|
||
if (!hook_enable || hook_stream_none_reader.empty()) {
|
||
return;
|
||
}
|
||
|
||
ArgsType body;
|
||
body["schema"] = sender.getSchema();
|
||
dumpMediaTuple(sender.getMediaTuple(), body);
|
||
weak_ptr<MediaSource> weakSrc = sender.shared_from_this();
|
||
// 执行hook
|
||
do_http_hook(hook_stream_none_reader, body, [weakSrc](const Value &obj, const string &err) {
|
||
bool flag = obj["close"].asBool();
|
||
auto strongSrc = weakSrc.lock();
|
||
if (!flag || !err.empty() || !strongSrc) {
|
||
return;
|
||
}
|
||
strongSrc->close(false);
|
||
WarnL << "无人观看主动关闭流:" << strongSrc->getOriginUrl();
|
||
});
|
||
});
|
||
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastSendRtpStopped, [](BroadcastSendRtpStoppedArgs) {
|
||
GET_CONFIG(string, hook_send_rtp_stopped, Hook::kOnSendRtpStopped);
|
||
if (!hook_enable || hook_send_rtp_stopped.empty()) {
|
||
return;
|
||
}
|
||
|
||
ArgsType body;
|
||
dumpMediaTuple(sender.getMediaTuple(), body);
|
||
body["ssrc"] = ssrc;
|
||
body["originType"] = (int)sender.getOriginType(MediaSource::NullMediaSource());
|
||
body["originTypeStr"] = getOriginTypeString(sender.getOriginType(MediaSource::NullMediaSource()));
|
||
body["originUrl"] = sender.getOriginUrl(MediaSource::NullMediaSource());
|
||
body["msg"] = ex.what();
|
||
body["err"] = ex.getErrCode();
|
||
// 执行hook
|
||
do_http_hook(hook_send_rtp_stopped, body, nullptr);
|
||
});
|
||
|
||
/**
|
||
* kBroadcastHttpAccess事件触发机制
|
||
* 1、根据http请求头查找cookie，找到进入步骤3
|
||
* 2、根据http url参数查找cookie，如果还是未找到cookie则进入步骤5
|
||
* 3、cookie标记是否有权限访问文件，如果有权限，直接返回文件
|
||
* 4、cookie中记录的url参数是否跟本次url参数一致，如果一致直接返回客户端错误码
|
||
* 5、触发kBroadcastHttpAccess事件
|
||
*/
|
||
// 开发者应该通过该事件判定http客户端是否有权限访问http服务器上的特定文件
|
||
// ZLMediaKit会记录本次鉴权的结果至cookie
|
||
// 如果鉴权成功，在cookie有效期内，那么下次客户端再访问授权目录时，ZLMediaKit会直接返回文件
|
||
// 如果鉴权失败，在cookie有效期内，如果http url参数不变(否则会立即再次触发鉴权事件)，ZLMediaKit会直接返回错误码
|
||
// 如果用户客户端不支持cookie，那么ZLMediaKit会根据url参数查找cookie并追踪用户，
|
||
// 如果没有url参数，客户端又不支持cookie，那么会根据ip和端口追踪用户
|
||
// 追踪用户的目的是为了缓存上次鉴权结果，减少鉴权次数，提高性能
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastHttpAccess, [](BroadcastHttpAccessArgs) {
|
||
GET_CONFIG(string, hook_http_access, Hook::kOnHttpAccess);
|
||
if (!hook_enable || hook_http_access.empty()) {
|
||
// 未开启http文件访问鉴权，那么允许访问，但是每次访问都要鉴权；
|
||
// 因为后续随时都可能开启鉴权(重载配置文件后可能重新开启鉴权)
|
||
if (!HttpFileManager::isIPAllowed(sender.get_peer_ip())) {
|
||
invoker("Your ip is not allowed to access the service.", "", 0);
|
||
} else {
|
||
invoker("", "", 0);
|
||
}
|
||
return;
|
||
}
|
||
|
||
ArgsType body;
|
||
body["ip"] = sender.get_peer_ip();
|
||
body["port"] = sender.get_peer_port();
|
||
body["id"] = sender.getIdentifier();
|
||
body["path"] = path;
|
||
body["is_dir"] = is_dir;
|
||
body["params"] = parser.params();
|
||
for (auto &pr : parser.getHeader()) {
|
||
body[string("header.") + pr.first] = pr.second;
|
||
}
|
||
// 执行hook
|
||
do_http_hook(hook_http_access, body, [invoker](const Value &obj, const string &err) {
|
||
if (!err.empty()) {
|
||
// 如果接口访问失败，那么仅限本次没有访问http服务器的权限
|
||
invoker(err, "", 0);
|
||
return;
|
||
}
|
||
// err参数代表不能访问的原因，空则代表可以访问
|
||
// path参数是该客户端能访问或被禁止的顶端目录，如果path为空字符串，则表述为当前目录
|
||
// second参数规定该cookie超时时间，如果second为0，本次鉴权结果不缓存
|
||
invoker(obj["err"].asString(), obj["path"].asString(), obj["second"].asInt());
|
||
});
|
||
});
|
||
|
||
NoticeCenter::Instance().addListener(&web_hook_tag, Broadcast::kBroadcastRtpServerTimeout, [](BroadcastRtpServerTimeoutArgs) {
|
||
GET_CONFIG(string, rtp_server_timeout, Hook::kOnRtpServerTimeout);
|
||
if (!hook_enable || rtp_server_timeout.empty()) {
|
||
return;
|
||
}
|
||
|
||
ArgsType body;
|
||
body["local_port"] = local_port;
|
||
body["stream_id"] = stream_id;
|
||
body["tcp_mode"] = tcp_mode;
|
||
body["re_use_port"] = re_use_port;
|
||
body["ssrc"] = ssrc;
|
||
do_http_hook(rtp_server_timeout, body);
|
||
});
|
||
|
||
// 汇报服务器重新启动
|
||
reportServerStarted();
|
||
|
||
// 定时上报保活
|
||
reportServerKeepalive();
|
||
}
|
||
|
||
void unInstallWebHook() {
|
||
g_keepalive_timer.reset();
|
||
NoticeCenter::Instance().delListener(&web_hook_tag);
|
||
}
|
||
|
||
void onProcessExited() {
|
||
reportServerExited();
|
||
}
|