| 8 |
|
|
| 9 |
|
string Daemon::crlf("\r\n"); |
| 10 |
|
|
| 11 |
< |
void Daemon::serve(int port, bool fork, Daemon* self) |
| 11 |
> |
void Daemon::serve(Daemon* self) |
| 12 |
|
{ |
| 13 |
< |
api::TcpSocket server; |
| 13 |
> |
ext::StackReference<api::TcpSocket> server; |
| 14 |
|
|
| 15 |
– |
server.Create(); |
| 15 |
|
server.SetAddress(api::InternetAddress(api::InternetAddress::Any, port)); |
| 17 |
– |
|
| 18 |
– |
if (fork) |
| 19 |
– |
{ |
| 20 |
– |
switch (::fork()) |
| 21 |
– |
{ |
| 22 |
– |
case -1: |
| 23 |
– |
cerr << program << ": fork()\n"; |
| 24 |
– |
|
| 25 |
– |
exit(1); |
| 26 |
– |
case 0: |
| 27 |
– |
break; |
| 28 |
– |
default: |
| 29 |
– |
return; |
| 30 |
– |
} |
| 31 |
– |
} |
| 32 |
– |
|
| 16 |
|
server.Listen(50); |
| 17 |
|
|
| 18 |
|
while (true) |
| 19 |
|
{ |
| 20 |
< |
api::TcpSocket* client(new api::TcpSocket()); |
| 38 |
< |
|
| 39 |
< |
server.Accept(*client); |
| 40 |
< |
|
| 20 |
> |
Client* client(new Client(server)); |
| 21 |
|
api::Thread thread(etl::BindAll(&Daemon::handle, self, client)); |
| 22 |
|
} |
| 23 |
|
} |
| 26 |
|
ostream& log) |
| 27 |
|
{ |
| 28 |
|
string line; |
| 29 |
< |
Matcher request("^([A-Z]+) .*?(\\?.+)? HTTP/(\\d+)\\.(\\d+)$"); |
| 29 |
> |
Matcher request("^([A-Z]+) (.*?)(\\?.+)? HTTP/(\\d+)\\.(\\d+)$"); |
| 30 |
|
|
| 31 |
|
getline(sin, line); |
| 32 |
|
|
| 37 |
|
|
| 38 |
|
if (line == request) |
| 39 |
|
{ |
| 40 |
< |
if (lexical_cast<unsigned>(request[3]) > 1) return version; |
| 40 |
> |
if (lexical_cast<unsigned>(request[4]) > 1) return version; |
| 41 |
|
|
| 42 |
|
Matcher method("^GET|HEAD|POST$"); |
| 43 |
|
|
| 44 |
|
if (request[1] != method) return notImplemented; |
| 45 |
|
|
| 46 |
|
env.set("REQUEST_METHOD", method); |
| 47 |
+ |
env.set("REQUEST_URI", request[2] + request[3]); |
| 48 |
|
|
| 49 |
< |
if (!request[2].empty()) env.set("QUERY_STRING", request[2].substr(1)); |
| 49 |
> |
if (!request[3].empty()) env.set("QUERY_STRING", request[3].substr(1)); |
| 50 |
|
|
| 51 |
|
headers(sin, env); |
| 52 |
|
|
| 53 |
+ |
if (env.get("HTTP_HOST").empty()) return bad; |
| 54 |
|
if (method[0] == "POST") return message(sin, env, post); |
| 55 |
|
|
| 56 |
|
return ok; |
| 57 |
|
} |
| 58 |
|
|
| 59 |
< |
return notFound; |
| 59 |
> |
return bad; |
| 60 |
|
} |
| 61 |
|
|
| 62 |
|
void Daemon::response(ostream& sout, Status status) |
| 63 |
|
{ |
| 64 |
< |
sout << "HTTP/1.1 " << status << ' '; |
| 64 |
> |
sout << "HTTP/1.1 " << status << ' ' << reason(status) << crlf << "Date: " |
| 65 |
> |
<< date() << crlf << "Server: " << server() << crlf |
| 66 |
> |
<< "Connection: close" << crlf; |
| 67 |
> |
} |
| 68 |
> |
|
| 69 |
> |
string Daemon::reason(Status status) |
| 70 |
> |
{ |
| 71 |
> |
ostringstream sout; |
| 72 |
|
|
| 73 |
|
switch (status) |
| 74 |
|
{ |
| 103 |
|
sout << "HTTP Version not supported"; |
| 104 |
|
} |
| 105 |
|
|
| 106 |
< |
sout << crlf << "Date: " << date() << crlf << "Server: Smersh/0.9" << crlf |
| 107 |
< |
<< "Connection: close" << crlf; |
| 106 |
> |
return sout.str(); |
| 107 |
> |
} |
| 108 |
> |
|
| 109 |
> |
string Daemon::server() |
| 110 |
> |
{ |
| 111 |
> |
utsname system; |
| 112 |
> |
|
| 113 |
> |
uname(&system); |
| 114 |
> |
|
| 115 |
> |
return string("Smersh/0.9 (") + system.sysname + ')'; |
| 116 |
> |
} |
| 117 |
> |
|
| 118 |
> |
string Daemon::server(const Environment& env) |
| 119 |
> |
{ |
| 120 |
> |
ostringstream server; |
| 121 |
> |
string port(env.get("SERVER_PORT")); |
| 122 |
> |
|
| 123 |
> |
server << this->server() << " Server at " << env.get("SERVER_NAME") << " Po" |
| 124 |
> |
<< "rt " << (port.empty() ? lexical_cast<string>(this->port) : port); |
| 125 |
> |
|
| 126 |
> |
return server.str(); |
| 127 |
|
} |
| 128 |
|
|
| 129 |
< |
void Daemon::error(ostream& sout, Status status) |
| 129 |
> |
streamsize Daemon::error(ostream& sout, Status status, const Environment& env) |
| 130 |
|
{ |
| 131 |
< |
sout << crlf; |
| 131 |
> |
string reason(this->reason(status)); |
| 132 |
> |
ostringstream error; |
| 133 |
> |
|
| 134 |
> |
error << "<html><head><title>" << status << ' ' << reason << "</title></hea" |
| 135 |
> |
<< "d><body><h1>" << reason << "</h1><p>Mistakes were made, deal with t" |
| 136 |
> |
<< "hem.</p><hr /><address>" << server(env) << "</address></body></html" |
| 137 |
> |
<< ">\r\n"; |
| 138 |
> |
sout << "Content-Length: " << error.str().length() << crlf |
| 139 |
> |
<< "Content-Type: text/html; charset=UTF-8\r\n\r\n" << error.str(); |
| 140 |
> |
|
| 141 |
> |
return error.str().size(); |
| 142 |
|
} |
| 143 |
|
|
| 144 |
|
string Daemon::date(bool log) |
| 156 |
|
return when; |
| 157 |
|
} |
| 158 |
|
|
| 159 |
< |
int Daemon::handle(api::TcpSocket* client) |
| 159 |
> |
int Daemon::handle(Client* client) |
| 160 |
|
{ |
| 161 |
< |
ios::InputOutputStreamBufAdapter adapter(*client); |
| 144 |
< |
iostream sio(&adapter); |
| 161 |
> |
ios::ToIoStream sio(&client->socket, &client->socket); |
| 162 |
|
Environment env; |
| 163 |
|
stringstream post; |
| 164 |
|
ostringstream log; |
| 165 |
|
Status code(request(sio, env, post, log)); |
| 166 |
|
|
| 167 |
+ |
if (env.get("REQUEST_URI") == "/favicon.ico") code = notFound; |
| 168 |
+ |
|
| 169 |
|
response(sio, code); |
| 170 |
|
|
| 171 |
< |
if (code == ok) |
| 171 |
> |
bool head(env.get("REQUEST_METHOD") == "HEAD"); |
| 172 |
> |
streamsize sent(0); |
| 173 |
> |
|
| 174 |
> |
if (code == ok && env.get("REQUEST_URI") == "/robots.txt") |
| 175 |
> |
{ |
| 176 |
> |
sio << "Content-Length: 28\r\nContent-Type: text/plain; charset=UTF-8\r" |
| 177 |
> |
<< "\n\r\n"; |
| 178 |
> |
|
| 179 |
> |
if (!head) { sio << "User-agent: *\r\nDisallow: /\r\n"; sent = 28; } |
| 180 |
> |
} |
| 181 |
> |
else if (code == ok && !head) |
| 182 |
|
{ |
| 183 |
< |
ostringstream output; |
| 184 |
< |
Smersh smersh(post, output, env); |
| 185 |
< |
string content(output.str().substr(40)); |
| 183 |
> |
ostringstream content; |
| 184 |
> |
Smersh smersh(post, content, env); |
| 185 |
> |
|
| 186 |
> |
sio << "Content-Length: " << content.str().length() << crlf |
| 187 |
> |
<< "Content-Type: text/html; charset=UTF-8\r\n\r\n"; |
| 188 |
|
|
| 189 |
< |
sio << "Content-Length: " << content.length() << crlf |
| 159 |
< |
<< "Content-Type: text/html; charset=UTF-8" << crlf << crlf; |
| 189 |
> |
sio.write(content.str().data(), content.str().size()); |
| 190 |
|
|
| 191 |
< |
sio.write(content.data(), content.size()); |
| 191 |
> |
sent = content.str().size(); |
| 192 |
|
} |
| 193 |
< |
else if (env.get("REQUEST_METHOD") != "HEAD") error(sio, code); |
| 194 |
< |
else sio << "Content-Type: text/html; charset=UTF-8" << crlf << crlf; |
| 193 |
> |
else if (head) sio << "Content-Type: text/html; charset=UTF-8\r\n\r\n"; |
| 194 |
> |
else sent = error(sio, code, env); |
| 195 |
> |
|
| 196 |
> |
ofstream fout(this->log.c_str(), ios_base::app); |
| 197 |
|
|
| 198 |
< |
log << code << ' ' << 0 << " \"" << env.get("HTTP_REFERER") << "\" \"" |
| 199 |
< |
<< env.get("HTTP_USER_AGENT") << '"'; |
| 198 |
> |
fout << inet_ntoa(client->ip->sin_addr) << " - - " << date(true) << ' ' |
| 199 |
> |
<< log.str() << code << ' ' << lexical_cast<string>(sent) << " \"" |
| 200 |
> |
<< env.get("HTTP_REFERER") << "\" \"" << env.get("HTTP_USER_AGENT") |
| 201 |
> |
<< "\"\n"; |
| 202 |
> |
sio << flush; |
| 203 |
|
|
| 204 |
< |
if (debug) cerr << date(true) << ' ' << log.str() << '\n'; |
| 204 |
> |
client->socket.ShutdownWrite(); |
| 205 |
|
|
| 206 |
|
delete client; |
| 207 |
+ |
|
| 208 |
+ |
return 0; |
| 209 |
|
} |
| 210 |
|
|
| 211 |
|
void Daemon::headers(istream& sin, Environment& env) |
| 221 |
|
istringstream input(line); |
| 222 |
|
string name, value; |
| 223 |
|
|
| 224 |
< |
::getline(input, name, ':'); |
| 224 |
> |
std::getline(input, name, ':'); |
| 225 |
|
getline(input, value); |
| 226 |
|
|
| 227 |
|
for (char next(sin.peek()); next == ' ' || next == '\t'; next = |
| 242 |
|
{ |
| 243 |
|
if (value == matcher) env.set("CONTENT_TYPE", matcher[1]); |
| 244 |
|
} |
| 245 |
+ |
else if (name == "Host") |
| 246 |
+ |
{ |
| 247 |
+ |
Matcher matcher("^\\s*(.+?)(:[0-9]+)?\\s*$"); |
| 248 |
+ |
|
| 249 |
+ |
if (value == matcher) |
| 250 |
+ |
{ |
| 251 |
+ |
bool port(matcher.size() > 2); |
| 252 |
+ |
|
| 253 |
+ |
env.set("HTTP_HOST", matcher[1] + (port ? matcher[2] : "")); |
| 254 |
+ |
env.set("SERVER_NAME", matcher[1]); |
| 255 |
+ |
|
| 256 |
+ |
if (port) env.set("SERVER_PORT", matcher[2].substr(1)); |
| 257 |
+ |
} |
| 258 |
+ |
} |
| 259 |
|
else if (name == "Referer") |
| 260 |
|
{ |
| 261 |
|
if (value == matcher) env.set("HTTP_REFERER", matcher[1]); |
| 271 |
|
Daemon::Status Daemon::message(istream& sin, Environment& env, ostream& post) |
| 272 |
|
{ |
| 273 |
|
string contentLength(env.get("CONTENT_LENGTH")); |
| 274 |
< |
|
| 274 |
> |
|
| 275 |
|
if (env.get("CONTENT_TYPE") != "application/x-www-form-urlencoded") return |
| 276 |
|
mediaType; |
| 277 |
|
if (contentLength.empty()) return lengthRequired; |
