// Sends a file to the server
void sendFile(HTTPClient* client, string filename)
{
HTTPRequest request;
HTTPResponse response;
// Send a HEAD request
request.method = "HEAD";
request.path = "/" + filename;
response = client->send(request);
if (response.status == 200) {
// The file exists. Compare MD5 checksums
// TODO: Make a local MD5 checksums cache when this get's multithreaded.
if (WebUtil::MD5(filename) == response.getHeader("Content-MD5")) {
return;
}
}
request.method = "PUT";
request.path = "/" + filename;
FILE* f = fopen(filename.c_str(),"r");
if (f == NULL) {
throw_exception("Couldn't read " + filename);
}
request.setBody(f);
request.addHeader("Content-type", WebUtil::pathToMimetype(filename));
request.addHeader("Content-length", WebUtil::filesize(filename));
response = client->send(request);
fclose(f);
}
// Creates a dir on the server
void createDir(HTTPClient* client, string dirname)
{
HTTPRequest request;
HTTPResponse response;
request.method = "MKCOL";
request.path = "/" + dirname;
request.addHeader("Content-length", 0);
request.setBody("");
response = client->send(request);
}
void OAuth::addAuthorizationHeadersToRequest(HTTPRequest& r) {
std::string signature = createSignature(r);
HTTPParameters params = collectParameters(r);
params.add(HTTPParameter("oauth_signature", signature));
params.percentEncode();
std::string header = "OAuth ";
OAUTH_CONCAT_HEADER(header, "oauth_callback", true);
OAUTH_CONCAT_HEADER(header, "oauth_consumer_key", true);
OAUTH_CONCAT_HEADER(header, "oauth_nonce", true);
OAUTH_CONCAT_HEADER(header, "oauth_signature", true);
OAUTH_CONCAT_HEADER(header, "oauth_signature_method", true);
OAUTH_CONCAT_HEADER(header, "oauth_timestamp", true);
OAUTH_CONCAT_HEADER(header, "oauth_token", true);
OAUTH_CONCAT_HEADER(header, "oauth_version", false);
r.addHeader(HTTPHeader("Authorization", header));
}
int Webserver::process(FILE* f) {
char buf[4096];
char *method;
char *path;
char *protocol;
if (!fgets(buf, sizeof(buf), f))
return -1;
printf("%s", buf);
char* bufp = buf;
method = strsep(&bufp, " ");
path = strsep(&bufp, " ");
protocol = strsep(&bufp, "\r");
if (!method || !path || !protocol)
return -1;
// Extract request
HTTPRequest request;
request.method = string(method);
request.path = string(path);
request.readHeaders(f);
request.writeHeaders(stdout);
request.readParams(f);
request.setBody(f);
// Find and execute action
Action* action = actions[path];
if (action == NULL) {
action = file_action;
}
HTTPResponse response = action->execute(request);
response.addHeader("Server", string("RayGay Renderslave ") + string(VERSION));
request.addHeader("Date", WebUtil::formatDate(time(NULL)));
// Send response
fseek(f, 0, SEEK_CUR); // Force change of stream direction
fprintf(f, "HTTP/1.0 %d %s\r\n", response.status, response.statusString().c_str());
response.writeHeaders(f);
response.writeBody(f);
return 0;
}