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default_resource examples should now always output errors

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This commit is contained in:
eidheim 2016-09-07 20:34:00 +02:00
commit 4efd3bf83c
2 changed files with 64 additions and 60 deletions
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62
https_examples.cpp
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@ -105,39 +105,41 @@ int main() {
//Default file: index.html
//Can for instance be used to retrieve an HTML 5 client that uses REST-resources on this server
server.default_resource["GET"]=[&server](shared_ptr<HttpsServer::Response> response, shared_ptr<HttpsServer::Request> request) {
const auto web_root_path=boost::filesystem::canonical("web");
boost::filesystem::path path=web_root_path;
path/=request->path;
if(boost::filesystem::exists(path)) {
path=boost::filesystem::canonical(path);
try {
auto web_root_path=boost::filesystem::canonical("web");
auto path=boost::filesystem::canonical(web_root_path/request->path);
//Check if path is within web_root_path
if(distance(web_root_path.begin(), web_root_path.end())<=distance(path.begin(), path.end()) &&
equal(web_root_path.begin(), web_root_path.end(), path.begin())) {
if(boost::filesystem::is_directory(path))
path/="index.html";
if(boost::filesystem::exists(path) && boost::filesystem::is_regular_file(path)) {
auto ifs=make_shared<ifstream>();
ifs->open(path.string(), ifstream::in | ios::binary);
if(*ifs) {
//read and send 128 KB at a time
streamsize buffer_size=131072;
auto buffer=make_shared<vector<char> >(buffer_size);
ifs->seekg(0, ios::end);
auto length=ifs->tellg();
ifs->seekg(0, ios::beg);
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << length << "\r\n\r\n";
default_resource_send(server, response, ifs, buffer);
return;
}
}
if(distance(web_root_path.begin(), web_root_path.end())>distance(path.begin(), path.end()) ||
!equal(web_root_path.begin(), web_root_path.end(), path.begin()))
throw invalid_argument("path must be within root path");
if(boost::filesystem::is_directory(path))
path/="index.html";
if(!(boost::filesystem::exists(path) && boost::filesystem::is_regular_file(path)))
throw invalid_argument("file does not exist");
auto ifs=make_shared<ifstream>();
ifs->open(path.string(), ifstream::in | ios::binary);
if(*ifs) {
//read and send 128 KB at a time
streamsize buffer_size=131072;
auto buffer=make_shared<vector<char> >(buffer_size);
ifs->seekg(0, ios::end);
auto length=ifs->tellg();
ifs->seekg(0, ios::beg);
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << length << "\r\n\r\n";
default_resource_send(server, response, ifs, buffer);
}
else
throw invalid_argument("coult not read file");
}
catch(const exception &e) {
string content="Could not open path "+request->path+": "+e.what();
*response << "HTTP/1.1 400 Bad Request\r\nContent-Length: " << content.length() << "\r\n\r\n" << content;
}
string content="Could not open path "+request->path;
*response << "HTTP/1.1 400 Bad Request\r\nContent-Length: " << content.length() << "\r\n\r\n" << content;
};
thread server_thread([&server](){