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https://github.com/ZLMediaKit/ZLMediaKit.git
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http地址支持相对路径 (#2223)
* 部分hls中会出现类似[../]或者[./]的相对地址, 因此写了一个解析的方法 * 有时候上游http协议不规范会导致直接输出eof, 特别是在自动重试机制开启下, 容易造成定时器没办法初始化从而拉不到流但是session一直存在,所以需要做一个判断,如果没数据直接报错
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@@ -159,7 +159,81 @@ StrCaseMap Parser::parseArgs(const string &str, const char *pair_delim, const ch
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}
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return ret;
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}
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std::string Parser::merge_url(const string &base_url, const string &path) {
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//以base_url为基础, 合并path路径生成新的url, path支持相对路径和绝对路径
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if (base_url.empty()) {
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return path;
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}
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if (path.empty()) {
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return base_url;
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}
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// 如果包含协议,则直接返回
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if (path.find("://") != string::npos) {
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return path;
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}
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string protocol = "http://";
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size_t protocol_end = base_url.find("://");
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if (protocol_end != string::npos) {
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protocol = base_url.substr(0, protocol_end + 3);
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}
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// 如果path以"//"开头,则直接拼接协议
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if (path.find("//") == 0) {
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return protocol + path.substr(2);
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}
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string host;
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size_t pos = 0;
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if (protocol_end != string::npos) {
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pos = base_url.find('/', protocol_end + 3);
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host = base_url.substr(0, pos);
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if (pos == string::npos) {
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pos = base_url.size();
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} else {
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pos++;
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}
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}
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// 如果path以"/"开头,则直接拼接协议和主机
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if (path[0] == '/') {
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return host + path;
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}
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vector<string> path_parts;
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size_t next_pos = 0;
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if (!host.empty()) {
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path_parts.emplace_back(host);
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}
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while ((next_pos = base_url.find('/', pos)) != string::npos) {
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path_parts.emplace_back(base_url.substr(pos, next_pos - pos));
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pos = next_pos + 1;
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}
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pos = 0;
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while ((next_pos = path.find('/', pos)) != string::npos) {
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string part = path.substr(pos, next_pos - pos);
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if (part == "..") {
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if (!path_parts.empty() && !path_parts.back().empty()) {
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if (path_parts.size() > 1 || protocol_end == string::npos) {
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path_parts.pop_back();
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}
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}
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} else if (part != "." && !part.empty()) {
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path_parts.emplace_back(part);
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}
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pos = next_pos + 1;
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}
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string part = path.substr(pos);
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if (part != ".." && part != "." && !part.empty()) {
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path_parts.emplace_back(part);
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}
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stringstream final_url;
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for (size_t i = 0; i < path_parts.size(); ++i) {
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if (i == 0) {
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final_url << path_parts[i];
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} else {
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final_url << '/' << path_parts[i];
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}
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}
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return final_url.str();
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}
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void RtspUrl::parse(const string &strUrl) {
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auto schema = FindField(strUrl.data(), nullptr, "://");
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bool is_ssl = strcasecmp(schema.data(), "rtsps") == 0;
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@@ -238,4 +312,4 @@ static onceToken token([](){
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});
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#endif
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}//namespace mediakit
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}//namespace mediakit
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