Th3maz1ng/ESP8266_swiss_army_board
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Reworking the way the post body content is handled, not done yet

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This commit is contained in:
Th3maz1ng 2022-05-01 16:27:36 +02:00
parent eb0a370cda
commit 380539e57e
4 changed files with 124 additions and 38 deletions
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32
src/app/TCPServer.h
View File

@ -130,21 +130,9 @@ class TCPServer
return;
}
uint32_t bytesAvailable((_currentClient->_client).available());
if(bytesAvailable)
if((_currentClient->_client).available())
{
uint16_t freeSpace = (_currentClient->_dataBufferSize-1/*for \0*/ - _currentClient->_dataSize);
if(freeSpace != 0)
{
int amountToBeRead = bytesAvailable < freeSpace ? bytesAvailable : freeSpace;
(_currentClient->_client).read(_currentClient->_data + _currentClient->_dataSize, amountToBeRead);
_currentClient->_dataSize += amountToBeRead;
_currentClient->_data[_currentClient->_dataSize] = '\0';
_currentClient->_newDataAvailable = true;
}
fillDataBuffer(_currentClient);
}
else if(!(_currentClient->_client).connected())
{
@ -185,6 +173,22 @@ class TCPServer
}
client->freeDataBuffer(client->_dataSize);
}
virtual void fillDataBuffer(T *client)
{
uint16_t freeSpace = (client->_dataBufferSize-1/*for \0*/ - client->_dataSize);
if(freeSpace > 0)
{
uint32_t bytesAvailable(client->_client.available());
int amountToBeRead = bytesAvailable < freeSpace ? bytesAvailable : freeSpace;
(client->_client).read(client->_data + client->_dataSize, amountToBeRead);
client->_dataSize += amountToBeRead;
client->_data[_currentClient->_dataSize] = '\0';
client->_newDataAvailable = true;
}
}
uint8_t freeClientId()
{

1
src/app/WEBClient.cpp
View File

@ -11,6 +11,7 @@ WEBClient::WEBClient(WiFiClient client, uint8_t id, uint16_t maxResourceBuffer,
_httpRequestData.HRM = WEBServer<WEBClient>::HttpRequestMethod::UNDEFINED;
_httpRequestData.HV = WEBServer<WEBClient>::HttpVersion::UNKNOWN;
_httpRequestData.HMT = WEBServer<WEBClient>::HttpMIMEType::UNKNOWN_MIME;
_httpRequestData.contentLength = 0;
_httpRequestData.postParamsDataPointer = NULL;

101
src/app/WEBServer.h
View File

@ -29,6 +29,7 @@ class WEBServer : public TCPServer<T>, public HttpConstants
HttpRequestMethod HRM;
HttpVersion HV;
HttpMIMEType HMT;
size_t contentLength;
Dictionary<DictionaryHelper::StringEntity> getParams;
Dictionary<DictionaryHelper::StringEntity> postParams;
@ -90,6 +91,35 @@ class WEBServer : public TCPServer<T>, public HttpConstants
{
return new T(wc, TCPServer<T>::freeClientId(), TCPServer<T>::_clientDataBufferSize);
}
/**
* The fillDataBuffer method from the TCPServer base class was overloaded in order to read from socket
* until the \r\n\r\n body delimiter.
* The remaining data should NOT BE READ if the MIME TYPE is not APPLICATION_X_WWW_FORM_URLENCODED
* so that we can consume the full request body later.
*/
virtual void fillDataBuffer(T *client)
{
uint16_t freeSpace = (client->_dataBufferSize-1/*for \0*/ - client->_dataSize);
uint32_t bytesAvailable(client->_client.available());
void *bodyDelimiter(memmem((client->_client).peekBuffer(), (client->_client).peekAvailable(), "\r\n\r\n", 4));
if(bodyDelimiter && client->_httpRequestData.HMT != HttpMIMEType::APPLICATION_X_WWW_FORM_URLENCODED)
{
bytesAvailable = (const char *)bodyDelimiter - (client->_client).peekBuffer();
}
if(freeSpace > 0)
{
int amountToBeRead = bytesAvailable < freeSpace ? bytesAvailable : freeSpace, read(0);
read = (client->_client).read(client->_data + client->_dataSize, amountToBeRead);
client->_dataSize += read;
client->_data[client->_dataSize] = '\0';
client->_newDataAvailable = true;
}
}
virtual void greetClient(T *client)
{
@ -308,7 +338,11 @@ class WEBServer : public TCPServer<T>, public HttpConstants
if(*(pEndLine+2) == '\r') //We got \r\n\r\n -> so we go to the post data section
{
client->_httpParserState = HttpParserStatus::PARSE_HTTP_POST_DATA;
if(client->_httpRequestData.contentLength) //If a body is expected
client->_httpParserState = HttpParserStatus::PARSE_HTTP_POST_DATA;
else //Else we are done
client->_WEBClientState = WEBClientState::QUERY_PARSED;
client->freeDataBuffer((pEndLine - (char *)client->_data) +3); //client->_data must not be empty...
break;
}
@ -328,16 +362,15 @@ class WEBServer : public TCPServer<T>, public HttpConstants
switch(client->_httpRequestData.HMT)
{
case APPLICATION_X_WWW_FORM_URLENCODED:
#ifdef DEBUG_WEBS
Serial.printf("Post data : APPLICATION_X_WWW_FORM_URLENCODED\n");
Serial.printf("Post data : %s\n", client->_data);
#if 1//def DEBUG_WEBS
Serial.printf("Post data : APPLICATION_X_WWW_FORM_URLENCODED\nPost data : #%s#\n", client->_data);
#endif
//we parse it !
if(!httpPostParamParser(client))
{
//Parsing done!
#ifdef DEBUG_WEBS
#if 1//def DEBUG_WEBS
Serial.println("Post params :");
for(int i = 0; i < client->_httpRequestData.postParams.count(); i++)
{
@ -372,27 +405,29 @@ class WEBServer : public TCPServer<T>, public HttpConstants
//Here we check if we have interesting params
char *search = strstr((char *)client->_data, "t-Type: application/x-www-form-urlen");
if(search != NULL)
if(search != nullptr)
{
#ifdef DEBUG_WEBS
Serial.printf("Content-Type : APPLICATION_X_WWW_FORM_URLENCODED\n");
#endif
client->_httpRequestData.HMT = APPLICATION_X_WWW_FORM_URLENCODED;
return; //No need to look further
}
search = strstr((char *)client->_data, "ion: keep-al");
if(search != NULL)
if(search != nullptr)
{
#ifdef DEBUG_WEBS
Serial.printf("Connection : keep-alive\n");
#endif
client->_keepAlive = true;
return; //No need to look further
}
//Range part for file downloads and media playback
search = strstr((char *)client->_data, "nge: bytes=");
if(search != NULL)
if(search != nullptr)
{
//We parse the range byte data
if(fillRangeByteStruct(client))
@ -408,6 +443,26 @@ class WEBServer : public TCPServer<T>, public HttpConstants
Serial.printf("Range (bytes) data parse error : start -> %u ; end -> %u\n", client->_rangeData._rangeStart, client->_rangeData._rangeEnd);
#endif
}
return; //No need to look further
}
//Content-length header
search = strstr((char *)client->_data, "ent-Length: ");
if(search != nullptr)
{
if(!fillContentLength(client))
{
#if 1//def DEBUG_WEBS
Serial.printf("Failed to parse content length\n");
#endif
}
else
{
#if 1//def DEBUG_WEBS
Serial.printf("Parsed content length is :%u\n", client->_httpRequestData.contentLength);
#endif
}
return; //No need to look further
}
}
@ -444,6 +499,19 @@ class WEBServer : public TCPServer<T>, public HttpConstants
return true;
}
/**
* This function fills the client's _httpRequestData.contentLength attribut
*/
bool fillContentLength(T *client)
{
char *start(strchr((char *)client->_data, ':')), *check(nullptr);
if(!start)return false;
start++;
client->_httpRequestData.contentLength = strtoul(start, &check, 10);
if(*check != '\0')return false;
return true;
}
/*
* This function is here to parse resources query parameters
*/
@ -505,6 +573,8 @@ class WEBServer : public TCPServer<T>, public HttpConstants
{
if(client->_httpRequestData.postParamsDataPointer == NULL)
{
if(strlen((char *)client->_data + 1) != client->_httpRequestData.contentLength)
return true;
client->_httpRequestData.postParamsDataPointer = (char *)client->_data + 1;//We save the starting position of the string to parse and we ignore the \n
}
@ -556,6 +626,10 @@ class WEBServer : public TCPServer<T>, public HttpConstants
if(ref == NULL)
return false;
// We consume the body's \r\n\r\n
uint8_t discard[4];
client->_client.read(discard, 4);
if(ref->HRM == UNDEFINED)
{
@ -620,7 +694,7 @@ class WEBServer : public TCPServer<T>, public HttpConstants
Serial.println(pageToSend.name());
#endif
if(pageToSend.isDirectory()) //TODO : List the files present in the directory
if(pageToSend.isDirectory())
{
//If the ressource wasn't terminated by a '/' then we issue a 301 Moved Permanently, else all's good
if(client->_httpRequestData.httpResource[strlen(client->_httpRequestData.httpResource)-1] != '/')
@ -784,16 +858,16 @@ class WEBServer : public TCPServer<T>, public HttpConstants
{
if(!(nextFile = pageToSend.openNextFile()))break;
char zero_prepended[4][3] = {"","","",""};
char zero_prepended[8][3] = {"","","","","","","",""};
time_t rawCreationTime(nextFile.getCreationTime()), rawLastModifiedTime(nextFile.getLastWrite());
tm creationTime(*localtime(&rawCreationTime)), lastModifiedTime(*localtime(&rawLastModifiedTime));
client->_client.printf_P(PSTR("<tr><td>%s</td><td><a href=\"%s\">%s</a></td><td align=\"right\">%d-%d-%d %s:%s</td><td align=\"right\">%d-%d-%d %s:%s</td><td align=\"right\">%.1fK</td></tr>\r\n"),
client->_client.printf_P(PSTR("<tr><td>%s</td><td><a href=\"%s\">%s</a></td><td align=\"right\">%d-%s-%s %s:%s</td><td align=\"right\">%d-%s-%s %s:%s</td><td align=\"right\">%.1fK</td></tr>\r\n"),
nextFile.isDirectory() ? "[DIR]":"[FILE]",
nextFile.name(),
nextFile.name(),
creationTime.tm_year + 1900, creationTime.tm_mon + 1, creationTime.tm_mday, dateTimeFormater(zero_prepended[0], creationTime.tm_hour, '0'), dateTimeFormater(zero_prepended[1], creationTime.tm_min, '0'),
lastModifiedTime.tm_year + 1900, lastModifiedTime.tm_mon + 1, lastModifiedTime.tm_mday, dateTimeFormater(zero_prepended[2], lastModifiedTime.tm_hour, '0'), dateTimeFormater(zero_prepended[3], lastModifiedTime.tm_min, '0'),
creationTime.tm_year + 1900, dateTimeFormater(zero_prepended[0], creationTime.tm_mon + 1, '0'), dateTimeFormater(zero_prepended[1], creationTime.tm_mday, '0'), dateTimeFormater(zero_prepended[2], creationTime.tm_hour, '0'), dateTimeFormater(zero_prepended[3], creationTime.tm_min, '0'),
lastModifiedTime.tm_year + 1900, dateTimeFormater(zero_prepended[4], lastModifiedTime.tm_mon + 1, '0'), dateTimeFormater(zero_prepended[5], lastModifiedTime.tm_mday, '0'), dateTimeFormater(zero_prepended[6], lastModifiedTime.tm_hour, '0'), dateTimeFormater(zero_prepended[7], lastModifiedTime.tm_min, '0'),
nextFile.size() / 1024.0
);
@ -801,6 +875,7 @@ class WEBServer : public TCPServer<T>, public HttpConstants
Serial.printf("File name : %s\nFile size : %u\nFree stack : %u\n", nextFile.name(), nextFile.size(), ESP.getFreeContStack());
#endif
nextFile.close();
delay(5);
}
client->_client.printf_P(PSTR( "<tr><th colspan=\"5\"><hr></th></tr>\r\n\

28
src/app/webApi.cpp
View File

@ -108,14 +108,16 @@ boolean rtcSetTimeApi(WEBServer<WEBClient>::HttpRequestData &HRD, WiFiClient *wc
}
else
{
p->getRtcManager().setDateTime(DateTime(
DateTime dt(
atoi(dictio->getAt(2)->getString()),
atoi(dictio->getAt(1)->getString()),
atoi(dictio->getAt((unsigned int)0)->getString()),
atoi(dictio->getAt(3)->getString()),
atoi(dictio->getAt(4)->getString()),
atoi(dictio->getAt(5)->getString())
));
);
p->getRTC_DS3231().adjust(dt);
p->getRtcManager().setDateTime(dt);
DateTime d = p->getRtcManager().getDateTime();
sprintf(buffer,"{\"status\":\"ok\",\"date\":\"%d/%d/%d\",\"time\":\"%d:%d:%d\"}", d.day(), d.month(), d.year(), d.hour(), d.minute(), d.second());
}
@ -274,7 +276,7 @@ boolean systemInfoApi(WEBServer<WEBClient>::HttpRequestData &HRD, WiFiClient *wc
ESP.getHeapStats(&freeMem, &biggestContigMemBlock, &frag);
TimeSpan ts(p->getUpTime());
sprintf(buffer, "{\"status\":\"ok\",\"CPU freq\":%u,\"free RAM\":%u,\"heap frag\":%u,\"max block\":%u,\"nb views\":%u,\"up time\":{\"days\":%d,\"hours\":%d,\"minutes\":%d,\"seconds\":%d},\"temperature\":{\"level\":%.2f, \"unit\":\"°C\"}}", ESP.getCpuFreqMHz(), freeMem, frag, biggestContigMemBlock, p->getScreenManager().getViewCount(), ts.days(), ts.hours(), ts.minutes(), ts.seconds(), p->getRtcManager().getTemperature());
sprintf(buffer, "{\"status\":\"ok\",\"CPU freq\":%u,\"free RAM\":%u,\"heap frag\":%u,\"max block\":%u,\"nb views\":%u,\"up time\":{\"days\":%d,\"hours\":%d,\"minutes\":%d,\"seconds\":%d},\"temperature\":{\"level\":%.2f, \"unit\":\"°C\"}}", ESP.getCpuFreqMHz(), freeMem, frag, biggestContigMemBlock, p->getScreenManager().getViewCount(), ts.days(), ts.hours(), ts.minutes(), ts.seconds(), p->getRTC_DS3231().getTemperature());
WEBServer<WEBClient>::sendHTTPHeader(wc, HttpConstants::httpMIMETypeToString(HttpConstants::APPLICATION_JSON), strlen(buffer));
wc->print(buffer);
@ -562,23 +564,27 @@ boolean otaUpdateApi(WEBServer<WEBClient>::HttpRequestData &HRD, WiFiClient *wc,
{
(void)HRD;
(void)pData;
Serial.printf("OTA Update resquest\n");
Serial.printf("OTA Update resquest\n#");
char buffer[500];
size_t read(0);
char buffer[30] = "";
size_t read(0), cnt(0);
unsigned long ts(millis());
while(wc->available())
while(wc->available() || millis() - ts < 10)
{
read = wc->read(buffer, 500);
read = wc->read(buffer, 30);
if(read)ts = millis();
//buffer[read] = '\0';
for(uint8_t i(0); i < read; i++)
Serial.printf("%02X %s",buffer[i], i % 30 == 0 ? "\n" : "");
Serial.printf("%02X",buffer[i]);
Serial.println();
//Serial.printf("%s",buffer);
yield();
}
Serial.println("#");
WEBServer<WEBClient>::sendHTTPHeader(wc, HttpConstants::httpMIMETypeToString(HttpConstants::TEXT_PLAIN), 2);
wc->print("OK");
//wc->peekBuffer
return true;
}