bool DSPServer::crossCompileFactory(MHD_Connection* connection, dsp_server_connection_info* info)
{
dsp_factory* factory;
if ((factory = info->crossCompileFactory(this, info->fAnswer))) {
fFactories.insert(factory);
// Return machine_code to client, and keep the new compiled target, so that is it "cached"
#ifdef LLVM_DSP_FACTORY
string machine_code = writeDSPFactoryToMachine(dynamic_cast<llvm_dsp_factory*>(factory), info->fTarget);
dsp_factory* new_factory = readDSPFactoryFromMachine(machine_code, info->fTarget);
#else
string machine_code = writeInterpreterDSPFactoryToMachine(dynamic_cast<interpreter_dsp_factory*>(factory));
dsp_factory* new_factory = readInterpreterDSPFactoryFromMachine(machine_code);
#endif
if (new_factory) {
fFactories.insert(new_factory);
if (fCreateDSPFactoryCb) {
// Possibly call callback
fCreateDSPFactoryCb(new_factory, fCreateDSPFactoryCb_arg);
}
}
return sendPage(connection, machine_code, MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, info->fAnswer, MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::deleteFactory(MHD_Connection* connection, dsp_server_connection_info* info)
{
// Returns the factory (with incremented reference counter)
#ifdef LLVM_DSP_FACTORY
dsp_factory* factory = getDSPFactoryFromSHAKey(info->fSHAKey);
#else
dsp_factory* factory = getInterpreterDSPFactoryFromSHAKey(info->fSHAKey);
#endif
if (factory) {
// Remove from the list
fFactories.erase(factory);
// Has to be done twice since getDSPFactoryFromSHAKey has incremented once more...
#ifdef LLVM_DSP_FACTORY
deleteDSPFactory(dynamic_cast<llvm_dsp_factory*>(factory));
deleteDSPFactory(dynamic_cast<llvm_dsp_factory*>(factory));
#else
deleteInterpreterDSPFactory(dynamic_cast<interpreter_dsp_factory*>(factory));
deleteInterpreterDSPFactory(dynamic_cast<interpreter_dsp_factory*>(factory));
#endif
return sendPage(connection, "", MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, builtError(ERROR_FACTORY_NOTFOUND), MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::crossCompileFactory(MHD_Connection* connection, dsp_server_connection_info* info)
{
llvm_dsp_factory* factory;
if ((factory = info->crossCompileFactory(this, info->fAnswer))) {
fFactories.insert(factory);
// Return machine_code to client
string machine_code = writeDSPFactoryToMachine(factory, info->fTarget);
//char* machine_code = writeCDSPFactoryToMachine(factory, info->fTarget.c_str());
// And keep the new compiled target, so that is it "cached"
llvm_dsp_factory* new_factory = readDSPFactoryFromMachine(machine_code, info->fTarget);
//llvm_dsp_factory* new_factory = readCDSPFactoryFromMachine(machine_code, info->fTarget.c_str());
//freeCDSP(machine_code); // TODO
if (new_factory) {
fFactories.insert(new_factory);
if (fCreateDSPFactoryCb) {
// Possibly call callback
fCreateDSPFactoryCb(new_factory, fCreateDSPFactoryCb_arg);
}
}
//return sendPage(connection, writeDSPFactoryToMachine(factory, ""), MHD_HTTP_OK, "text/html");
return sendPage(connection, machine_code, MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, info->fAnswer, MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::stop(MHD_Connection* connection, dsp_server_connection_info* info)
{
if (stop(info->fInstanceKey)) {
return sendPage(connection, "", MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, builtError(ERROR_INSTANCE_NOTFOUND), MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::getFactoryFromSHAKey(MHD_Connection* connection, dsp_server_connection_info* info)
{
if (info->getFactoryFromSHAKey(this)) {
return sendPage(connection, info->fAnswer, MHD_HTTP_OK, "application/json");
} else {
return sendPage(connection, info->fAnswer, MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::deleteInstance(MHD_Connection* connection, dsp_server_connection_info* info)
{
if (deleteInstance(info->fInstanceKey)) {
return sendPage(connection, "", MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, info->fAnswer, MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::createFactory(MHD_Connection* connection, dsp_server_connection_info* info)
{
dsp_factory* factory;
if (info->getFactoryFromSHAKey(this)) {
return sendPage(connection, info->fAnswer, MHD_HTTP_OK, "application/json");
} else if ((factory = info->createFactory(this, info->fAnswer))) {
info->getJson(factory);
fFactories.insert(factory);
return sendPage(connection, info->fAnswer, MHD_HTTP_OK, "application/json");
} else {
return sendPage(connection, info->fAnswer, MHD_HTTP_BAD_REQUEST, "text/html");
}
}
// Response to all POST request
// 3 requests are correct :
// - /CreateFactory --> Receive Faust code / Compile Data / Send back JSON Interface
// - /CreateInstance --> Receive factoryIndex / Create instance
// - /DeleteFactory --> Receive factoryIndex / Delete factory
int DSPServer::answerPost(MHD_Connection* connection, const char* url, const char* upload_data, size_t* upload_data_size, void** con_cls)
{
dsp_server_connection_info* info = (dsp_server_connection_info*)*con_cls;
if (*upload_data_size != 0) {
return info->postProcess(upload_data, upload_data_size);
} else {
if (strcmp(url, "/CreateFactory") == 0) {
return createFactory(connection, info);
} else if (strcmp(url, "/CrossCompileFactory") == 0) {
return crossCompileFactory(connection, info);
} else if (strcmp(url, "/GetFactoryFromSHAKey") == 0) {
return getFactoryFromSHAKey(connection, info);
} else if(strcmp(url, "/DeleteFactory") == 0) {
return deleteFactory(connection, info);
} else if (strcmp(url, "/CreateInstance") == 0) {
return createInstance(connection, info);
} else if (strcmp(url, "/DeleteInstance") == 0) {
return deleteInstance(connection, info);
} else if (strcmp(url, "/StartInstance") == 0) {
return start(connection, info);
} else if(strcmp(url, "/StopInstance") == 0) {
return stop(connection, info);
} else {
return sendPage(connection, "", MHD_HTTP_BAD_REQUEST, "text/html");
}
}
}
int AmmBusEthernetProtocol::receiveEthernetRequests(ETHER_28J60 * e,
DS3231 *clock,
RTCDateTime * dt)
{
char* params;
if (params = e->serviceRequest())
{
//Serial.print("!");
if (strcmp(params,"state.html") == 0)
{
sendState(e,dt);
} else
{
sendPage(e);
}
byte port;
byte i;
if (strcmp(params,"?all=off") == 0)
{
for (i=0; i<8; i++)
{
port=2+i;
digitalWrite(port, HIGH);
return 1;
}
} else
if (strcmp(params,"?all=on") == 0)
{
for (i=0; i<8; i++)
{
port=2+i;
digitalWrite(port, LOW);
return 1;
}
} else
{
for (i=0; i<8; i++)
{
onStr[1] = 'a'+i;
offStr[1] = 'a'+i;
port=2+i;
if (strcmp(params, offStr) == 0)
{
digitalWrite(port, HIGH);
return 1;
} else
if (strcmp(params, onStr) == 0)
{
digitalWrite(port, LOW);
return 1;
}
}
}
}
return 0;
}
bool DSPServer::deleteFactory(MHD_Connection* connection, dsp_server_connection_info* info)
{
// Returns the factory (with incremented reference counter)
llvm_dsp_factory* factory = getDSPFactoryFromSHAKey(info->fSHAKey);
//llvm_dsp_factory* factory = getCDSPFactoryFromSHAKey(info->fSHAKey.c_str());
if (factory) {
// Remove from the list
fFactories.erase(factory);
// Has to be done twice since getDSPFactoryFromSHAKey has incremented once more...
deleteDSPFactory(factory);
deleteDSPFactory(factory);
return sendPage(connection, "", MHD_HTTP_OK, "text/html");
} else {
return sendPage(connection, builtError(ERROR_FACTORY_NOTFOUND), MHD_HTTP_BAD_REQUEST, "text/html");
}
}
bool DSPServer::getAvailableFactories(MHD_Connection* connection)
{
stringstream answer;
for (FactoryTableIt it = fFactories.begin(); it != fFactories.end(); it++) {
dsp_factory* factory = *it;
//answer << factory->getName() << ":" << factory->getTarget() << " " << factory->getSHAKey() << " ";
answer << factory->getName() << " " << factory->getSHAKey() << " ";
}
return sendPage(connection, answer.str(), MHD_HTTP_OK, "text/plain");
}
// For now GET is not a request supported for now
int DSPServer::answerGet(MHD_Connection* connection, const char* url)
{
if (strcmp(url, "/") == 0) {
return sendPage(connection, pathToContent("remote-server.html"), MHD_HTTP_OK, "text/html");
} else if (strcmp(url, "/GetAvailableFactories") == 0) {
return getAvailableFactories(connection);
} else {
return MHD_NO;
}
}
boolean WebServer::loop () {
WebClient *c = netint -> processPacket ();
if (c != NULL) {
// Got a client with a request, process it
DPRINT (F("Request for \""));
DPRINT (c -> request.url);
DPRINTLN (F("\""));
sendPage (c);
}
return c != NULL;
}
void generatePage(char *page)
{
char tmp[1024], data[65536], userPath[2048];
FILE *file = NULL;
data[0] = '\0';
file = fopen(page, "r");
if(file == NULL)
{
fprintf(stderr, "hey mec j'trouve pas la page\n");
file = fopen("/var/www/404.html", "r");
if(file == NULL)
{
fprintf(stderr, "La page 404 n'a pas été trouvée\n");
return;
}
}
while(fgets(tmp, sizeof(char) * 1024, file) != NULL)
{
if(strstr(tmp, "<filelist>") != NULL)
{
sprintf(userPath, "/ESIEACloud/%s", actualSession->login);
strcat(data, print_folder(userPath));
}
else if(strstr(tmp, "</filelist>") != NULL)
{
}
else
{
strcat(data, tmp);
}
}
sprintf(actualSession->header, "Content-type: text/html\r\nContent-length: %d\r\n\r\n", strlen(data));
sendHeader();
sendPage(data);
}
/*
* Handles high-level server communications
*/
void server_task_impl() {
// Get the connection's app state
uip_tcp_appstate_t *app = &(uip_conn->appstate);
if (uip_connected()) {
if (verbose) {
Serial.println("Server connected");
}
// Initialize the server request data
app->ackedCount = 0;
app->request = NULL;
}
if (uip_newdata()) {
setRXPin(HIGH);
// Process the received packet and check if a valid GET request had been received
if (processPacket((char*)uip_appdata, uip_datalen()) && app->request) {
if (verbose) {
Serial.print("Processing request for ");
Serial.println((char*)app->request);
}
sendPage();
}
}
// Did we get an ack for the last packet?
if (uip_acked()) {
// Record the bytes that were successfully sent
app->ackedCount += app->sentCount;
app->sentCount = 0;
// Check if we're done or need to send more content for this
// request
if (app->ackedCount == (int)app->cursor) {
// Done with the current request and connection
uip_close();
} else {
// Generate the content again to send the next packet of data
sendPage();
}
}
// Check if we need to retransmit
if (uip_rexmit()) {
// Send the same data again (same ackedCount value)
sendPage();
}
if (uip_aborted() || uip_closed() || uip_timedout()) {
// Check if a URL was stored for this connection
if (app->request != NULL) {
if (verbose) {
Serial.println("Server connection closed");
}
// Free RAM and clear the pointer
free(app->request);
app->request = NULL;
}
}
}
/*
* Handles high-level server communications
*/
void server_task_impl() {
// Get the connection's app state
uip_tcp_appstate_t *app = &(uip_conn->appstate);
if (uip_connected()) {
#ifdef DEBUG
DebugPrintF(f_sc); // JM "Server connected";
#endif
// Initialize the server request data
app->ackedCount = 0;
app->request = NULL;
}
if (uip_newdata()) {
setRXPin(HIGH);
// Process the received packet and check if a valid GET request had been received
if (processPacket((char*)uip_appdata, uip_datalen()) && app->request) {
#ifdef DEBUG
DebugPrintFO(f_prf); // JM "Processing request for ";
DebugPrint((char*)app->request);
#endif
sendPage();
}
}
// Did we get an ack for the last packet?
if (uip_acked()) {
// Record the bytes that were successfully sent
app->ackedCount += app->sentCount;
app->sentCount = 0;
// Check if we're done or need to send more content for this
// request
if (app->ackedCount == (int)app->cursor) {
// Done with the current request and connection
uip_close();
} else {
// Generate the content again to send the next packet of data
sendPage();
}
}
// Check if we need to retransmit
if (uip_rexmit()) {
// Send the same data again (same ackedCount value)
sendPage();
}
if (uip_aborted() || uip_closed() || uip_timedout()) {
// Check if a URL was stored for this connection
if (app->request != NULL) {
#ifdef DEBUG
DebugPrintF(f_scc); // "Server connection closed"
#endif
// Free RAM and clear the pointer
// GregEigsti - jrwifi submitted WiServer stability fix
// free(app->request);
app->request = NULL;
}
}
}
char SC_Web_Server::on_receive()
{
Flio_TCP_Socket::on_receive();
if (!available())
return 1;
if (pState==WEB_IDLE) {
// start receiving a client request
pBufferPos = recv(pBuffer, 4096);
pBuffer[pBufferPos] = 0;
if (strncmp(pBuffer, "GET ", 4)==0) {
// client requests some document
pState = WEB_CMD_GET;
} else if (strncmp(pBuffer, "POST ", 5)==0) {
// client sends a file
pState = WEB_CMD_POST;
} else {
// FIXME: Zombie!
}
} else {
// append more data if available
int n = available(), max = 4096-pBufferPos;
if (n>max) n = max;
pBufferPos += recv(pBuffer+pBufferPos, n);
pBuffer[pBufferPos] = 0;
}
if (pState==WEB_CMD_GET || pState==WEB_CMD_POST) {
// find the magic empty line (header must be less than sizeof(pBuffer)
const char *emptyLine = strstr(pBuffer, "\r\n\r\n");
if (!emptyLine) emptyLine = strstr(pBuffer, "\n\n");
if (emptyLine) {
int nHeader = int(emptyLine-pBuffer) + ((*emptyLine=='\r')?4:2);
pBuffer[nHeader-1]=0; printf("<---- POST: \n%s\n--->\n", pBuffer);
if (pState==WEB_CMD_GET) {
sendPage(pBuffer+4);
pState = WEB_IDLE;
} else if (pState==WEB_CMD_POST) {
// TODO: interprete the client request
const char *cn = strstr(pBuffer, "Content-Length: ");
if (cn) {
pUploadRemaining = atoi(cn+16);
printf("Content Length: >>%d<<\n", (int)pUploadRemaining);
} else {
pUploadRemaining=0;
}
const char *bd = strstr(pBuffer, "boundary=");
if (bd) {
const char *bde = strstr(bd+9, "\r\n");
if (bde) {
size_t len = bde-bd-9;
strcpy(pBoundary, "\r\n--");
memcpy(pBoundary+4, bd+9, len);
pBoundary[len+4] = 0;
printf("Boundary found: >>%s<<\n", pBoundary);
strcat(pBoundary, "--\r\n");
}
}
pState = WEB_UPLOAD_HEADER;
}
// move the remaining part of the buffer to the buffer start
int nData = pBufferPos - nHeader;
memmove(pBuffer, pBuffer+nHeader, nData);
pBufferPos = nData;
}
}
if (pState==WEB_UPLOAD_HEADER) {
const char *emptyLine = strstr(pBuffer, "\r\n\r\n");
if (!emptyLine) emptyLine = strstr(pBuffer, "\n\n");
if (emptyLine) {
int nHeader = int(emptyLine-pBuffer) + ((*emptyLine=='\r')?4:2);
pBuffer[nHeader-1]=0; printf("<---- POST content: \n%s\n--->\n", pBuffer);
// TODO: interprete the content header
const char *fn = strstr(pBuffer, "filename=\"");
if (fn) {
const char *fne = strstr(fn+10, "\"");
if (fne) {
size_t len = fne-fn-10;
memcpy(pFilename, fn+10, len);
pFilename[len] = 0;
printf("Filename found: >>%s<<\n", pFilename);
}
}
// move the remaining part of the buffer to the buffer start
int nData = pBufferPos - nHeader;
memmove(pBuffer, pBuffer+nHeader, nData);
pBufferPos = nData;
pState = WEB_UPLOAD_DATA;
// TODO: open file
char buf[2048];
strcpy(buf, gUploadPath);
strcat(buf, pFilename);
pFile = fopen(buf, "wb");
}
}
if (pState==WEB_UPLOAD_DATA) {
pBuffer[pBufferPos] = 0;
int n = pBufferPos;
int nbd = (int)strlen(pBoundary);
//const char *bd = strstr(pBuffer, pBoundary);
const char *bd = (char*)memmem(pBuffer, pBufferPos, pBoundary, nbd);
if (bd) {
n = int(bd-pBuffer);
//printf("End found\n");
} else if (n<nbd) {
//printf("Less than bd (%d)\n", n);
const char *safe = strchr(pBuffer, '\r');
if (safe) n = int(safe-pBuffer);
} else {
//printf("More than bd (%d)\n", n);
const char *safe = strchr(pBuffer+pBufferPos-nbd, '\r');
//if (safe) printf(">>%s<<\n", safe);
if (safe) n = int(safe-pBuffer);
}
// copy bytes to file
//printf("Copying %d bytes\n", n);
if (n>0)
fwrite(pBuffer, 1, n, pFile);
if (n<pBufferPos) {
int nHeader = n;
int nData = pBufferPos - nHeader;
memmove(pBuffer, pBuffer+nHeader, nData);
pBufferPos = nData;
pBuffer[pBufferPos] = 0;
} else {
pBufferPos = 0;
}
if (bd) {
// close file
fclose(pFile);
sendHTML("<html><body><h1>Thank you!</h1></body></html>");
pState = WEB_IDLE;
pBufferPos = 0;
}
}
return 1;
// start is "POST /upload "
// wait for line "Content-Type:", then find "boundary=" in line, key is the remainder of the line
// wait for line "Content-Length:", then get the number in bytes
// wait for line "--" + key
// wait for line "Content-Disposition:", find "filename=", get filename
// wait for empty line
// read 'length' bytes
// wait for line "--" + key + "--"
// reply, so sender know we are fine
/*
POST /upload HTTP/1.1
Host: localhost:8080
Content-Type: multipart/form-data; boundary=----WebKitFormBoundary7BlGom6EjFm9Oydz
Origin: http://localhost:8080
Accept-Encoding: gzip, deflate
Connection: keep-alive
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,x/x;q=0.8
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_3) AppleWebKit/601.4.4 (KHTML, like Gecko) Version/9.0.3 Safari/601.4.4
Referer: http://localhost:8080/upload
Content-Length: 231
Accept-Language: en-us
------WebKitFormBoundary7BlGom6EjFm9Oydz
Content-Disposition: form-data; name="fileID"; filename="00test.txt"
Content-Type: text/plain
The quick brown fox
jumps over the lazy dog.
------WebKitFormBoundary7BlGom6EjFm9Oydz--
*/
}
