jyapayne/Simple-Web-Server
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Slightly faster resource lookup.

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This commit is contained in:
eidheim 2015-02-22 15:26:30 +01:00
commit 525eb2983b
3 changed files with 32 additions and 17 deletions
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2
http_examples.cpp
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@ -71,7 +71,7 @@ int main() {
//GET-example for the path /match/[number], responds with the matched string in path (number)
//For instance a request GET /match/123 will receive: 123
server.resource["^/match/([0-9]+)/?$"]["GET"]=[](HttpServer::Response& response, shared_ptr<HttpServer::Request> request) {
server.resource["^/match/([0-9]+)$"]["GET"]=[](HttpServer::Response& response, shared_ptr<HttpServer::Request> request) {
string number=request->path_match[1];
response << "HTTP/1.1 200 OK\r\nContent-Length: " << number.length() << "\r\n\r\n" << number;
};

2
https_examples.cpp
View file

@ -71,7 +71,7 @@ int main() {
//GET-example for the path /match/[number], responds with the matched string in path (number)
//For instance a request GET /match/123 will receive: 123
server.resource["^/match/([0-9]+)/?$"]["GET"]=[](HttpsServer::Response& response, shared_ptr<HttpsServer::Request> request) {
server.resource["^/match/([0-9]+)$"]["GET"]=[](HttpsServer::Response& response, shared_ptr<HttpsServer::Request> request) {
string number=request->path_match[1];
response << "HTTP/1.1 200 OK\r\nContent-Length: " << number.length() << "\r\n\r\n" << number;
};

45
server_http.hpp
View file

@ -137,17 +137,31 @@ namespace SimpleWeb {
std::function<void(ServerBase<socket_type>::Response&, std::shared_ptr<ServerBase<socket_type>::Request>)> > default_resource;
private:
std::vector<std::pair<std::regex, std::unordered_map<std::string,
std::function<void(ServerBase<socket_type>::Response&, std::shared_ptr<ServerBase<socket_type>::Request>)> > > > regex_resource;
std::vector<std::pair<std::string, std::vector<std::pair<std::regex,
std::function<void(ServerBase<socket_type>::Response&, std::shared_ptr<ServerBase<socket_type>::Request>)> > > > > opt_resource;
public:
void start() {
//Move the resources with regular expressions to regex_resource for more efficient request processing
for(auto it=resource.begin();it!=resource.end();) {
regex_resource.emplace_back(std::regex(it->first), std::move(it->second));
it=resource.erase(it);
//Copy the resources to opt_resource for more efficient request processing
opt_resource.clear();
for(auto& res: resource) {
for(auto& res_method: res.second) {
auto it=opt_resource.end();
for(auto opt_it=opt_resource.begin();opt_it!=opt_resource.end();opt_it++) {
if(res_method.first==opt_it->first) {
it=opt_it;
break;
}
}
if(it==opt_resource.end()) {
opt_resource.emplace_back();
it=opt_resource.begin()+(opt_resource.size()-1);
it->first=res_method.first;
}
it->second.emplace_back(std::regex(res.first), res_method.second);
}
}
accept();
//If num_threads>1, start m_io_service.run() in (num_threads-1) threads for thread-pooling
@ -287,14 +301,15 @@ namespace SimpleWeb {
void find_resource(std::shared_ptr<socket_type> socket, std::shared_ptr<Request> request) {
//Find path- and method-match, and call write_response
for(auto& res: regex_resource) {
auto it_method=res.second.find(request->method);
if(it_method!=res.second.end()) {
std::smatch sm_res;
if(std::regex_match(request->path, sm_res, res.first)) {
request->path_match=std::move(sm_res);
write_response(socket, request, it_method->second);
return;
for(auto& res: opt_resource) {
if(request->method==res.first) {
for(auto& res_path: res.second) {
std::smatch sm_res;
if(std::regex_match(request->path, sm_res, res_path.first)) {
request->path_match=std::move(sm_res);
write_response(socket, request, res_path.second);
return;
}
}
}
}