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Links
2019-06-10 12:57:49 +02:00
parent e8df841b7f
commit 3063ad27ae
7 changed files with 729 additions and 719 deletions
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63
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@ -0,0 +1,63 @@
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28
src/WebSockets.cpp
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@ -48,7 +48,6 @@ extern "C" {
#endif
/**
*
* @param client WSclient_t * ptr to the client struct
@ -82,7 +81,6 @@ void WebSockets::clientDisconnect(WSclient_t * client, uint16_t code, char * rea
* @return true if ok
*/
bool WebSockets::sendFrame(WSclient_t * client, WSopcode_t opcode, uint8_t * payload, size_t length, bool fin, bool headerToPayload) {
if(client->tcp && !client->tcp->connected()) {
DEBUG_WEBSOCKETS("[WS][%d][sendFrame] not Connected!?\n", client->num);
return false;
@ -318,12 +316,12 @@ bool WebSockets::handleWebsocketWaitFor(WSclient_t * client, size_t size) {
// timeout or error
server->clientDisconnect(client, 1002);
}
}, this, size, std::placeholders::_1, std::placeholders::_2));
},
this, size, std::placeholders::_1, std::placeholders::_2));
return false;
}
void WebSockets::handleWebsocketCb(WSclient_t * client) {
if(!client->tcp || !client->tcp->connected()) {
return;
}
@ -409,7 +407,6 @@ void WebSockets::handleWebsocketCb(WSclient_t * client) {
}
void WebSockets::handleWebsocketPayloadCb(WSclient_t * client, bool ok, uint8_t * payload) {
WSMessageHeader_t * header = &client->cWsHeaderDecode;
if(ok) {
if(header->payloadLen > 0) {
@ -456,8 +453,7 @@ void WebSockets::handleWebsocketPayloadCb(WSclient_t * client, bool ok, uint8_t
DEBUG_WEBSOCKETS("\n");
}
clientDisconnect(client, 1000);
}
break;
} break;
default:
clientDisconnect(client, 1002);
break;
@ -546,7 +542,8 @@ bool WebSockets::readCb(WSclient_t * client, uint8_t * out, size_t n, WSreadWait
if(cb) {
cb(client, ok);
}
}, client, std::placeholders::_1, cb));
},
client, std::placeholders::_1, cb));
#else
unsigned long t = millis();
@ -612,8 +609,10 @@ bool WebSockets::readCb(WSclient_t * client, uint8_t * out, size_t n, WSreadWait
* @return bytes send
*/
size_t WebSockets::write(WSclient_t * client, uint8_t * out, size_t n) {
if(out == NULL) return 0;
if(client == NULL) return 0;
if(out == NULL)
return 0;
if(client == NULL)
return 0;
unsigned long t = millis();
size_t len = 0;
size_t total = 0;
@ -652,8 +651,10 @@ size_t WebSockets::write(WSclient_t * client, uint8_t *out, size_t n) {
}
size_t WebSockets::write(WSclient_t * client, const char * out) {
if(client == NULL) return 0;
if(out == NULL) return 0;
if(client == NULL)
return 0;
if(out == NULL)
return 0;
return write(client, (uint8_t *)out, strlen(out));
}
@ -665,7 +666,8 @@ size_t WebSockets::write(WSclient_t * client, const char *out) {
* @param disconnectTimeoutCount uint8_t how many timeouts before disconnect, 0=> do not disconnect
*/
void WebSockets::enableHeartbeat(WSclient_t * client, uint32_t pingInterval, uint32_t pongTimeout, uint8_t disconnectTimeoutCount) {
if(client == NULL) return;
if(client == NULL)
return;
client->pingInterval = pingInterval;
client->pongTimeout = pongTimeout;
client->disconnectTimeoutCount = disconnectTimeoutCount;

10
src/WebSockets.h
View File

@ -40,7 +40,6 @@
#include <functional>
#endif
#ifndef NODEBUG_WEBSOCKETS
#ifdef DEBUG_ESP_PORT
#define DEBUG_WEBSOCKETS(...) DEBUG_ESP_PORT.printf(__VA_ARGS__)
@ -49,7 +48,6 @@
#endif
#endif
#ifndef DEBUG_WEBSOCKETS
#define DEBUG_WEBSOCKETS(...)
#define NODEBUG_WEBSOCKETS
@ -78,7 +76,6 @@
#endif
#define WEBSOCKETS_TCP_TIMEOUT (2000)
#define NETWORK_ESP8266_ASYNC (0)
@ -114,7 +111,6 @@
// No SSL/WSS support for client in Async mode
// TLS lib need a sync interface!
#if defined(ESP8266)
#include <ESP8266WiFi.h>
#elif defined(ESP32)
@ -182,7 +178,6 @@
#error "no network type selected!"
#endif
#ifdef WEBSOCKETS_NETWORK_SSL_CLASS
#define HAS_SSL
#endif
@ -226,7 +221,6 @@ typedef enum {
} WSopcode_t;
typedef struct {
bool fin;
bool rsv1;
bool rsv2;
@ -293,8 +287,6 @@ typedef struct {
} WSclient_t;
class WebSockets {
protected:
#ifdef __AVR__
@ -328,8 +320,6 @@ class WebSockets {
void enableHeartbeat(WSclient_t * client, uint32_t pingInterval, uint32_t pongTimeout, uint8_t disconnectTimeoutCount);
void handleHBTimeout(WSclient_t * client);
};
#ifndef UNUSED

40
src/WebSocketsClient.cpp
View File

@ -197,7 +197,6 @@ void WebSocketsClient::loop(void) {
} else {
connectFailedCb();
_lastConnectionFail = millis();
}
} else {
handleClientData();
@ -206,7 +205,6 @@ void WebSocketsClient::loop(void) {
handleHBPing();
handleHBTimeout(&_client);
}
}
}
#endif
@ -383,7 +381,6 @@ void WebSocketsClient::messageReceived(WSclient_t * client, WSopcode_t opcode, u
}
runCbEvent(type, payload, length);
}
/**
@ -391,7 +388,6 @@ void WebSocketsClient::messageReceived(WSclient_t * client, WSopcode_t opcode, u
* @param client WSclient_t * ptr to the client struct
*/
void WebSocketsClient::clientDisconnect(WSclient_t * client) {
bool event = false;
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
@ -445,7 +441,6 @@ void WebSocketsClient::clientDisconnect(WSclient_t * client) {
* @return true = conneted
*/
bool WebSocketsClient::clientIsConnected(WSclient_t * client) {
if(!client->tcp) {
return false;
}
@ -481,8 +476,7 @@ void WebSocketsClient::handleClientData(void) {
case WSC_HEADER: {
String headerLine = _client.tcp->readStringUntil('\n');
handleHeader(&_client, &headerLine);
}
break;
} break;
case WSC_CONNECTED:
WebSockets::handleWebsocket(&_client);
break;
@ -502,7 +496,6 @@ void WebSocketsClient::handleClientData(void) {
* @param client WSclient_t * ptr to the client struct
*/
void WebSocketsClient::sendHeader(WSclient_t * client) {
static const char * NEW_LINE = "\r\n";
DEBUG_WEBSOCKETS("[WS-Client][sendHeader] sending header...\n");
@ -534,12 +527,14 @@ void WebSocketsClient::sendHeader(WSclient_t * client) {
}
handshake = WEBSOCKETS_STRING("GET ");
handshake += url + WEBSOCKETS_STRING(" HTTP/1.1\r\n"
handshake += url + WEBSOCKETS_STRING(
" HTTP/1.1\r\n"
"Host: ");
handshake += _host + ":" + _port + NEW_LINE;
if(ws_header) {
handshake += WEBSOCKETS_STRING("Connection: Upgrade\r\n"
handshake += WEBSOCKETS_STRING(
"Connection: Upgrade\r\n"
"Upgrade: websocket\r\n"
"Sec-WebSocket-Version: 13\r\n"
"Sec-WebSocket-Key: ");
@ -585,7 +580,6 @@ void WebSocketsClient::sendHeader(WSclient_t * client) {
#endif
DEBUG_WEBSOCKETS("[WS-Client][sendHeader] sending header... Done (%luus).\n", (micros() - start));
}
/**
@ -593,7 +587,6 @@ void WebSocketsClient::sendHeader(WSclient_t * client) {
* @param client WSclient_t * ptr to the client struct
*/
void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
headerLine->trim(); // remove \r
if(headerLine->length() > 0) {
@ -643,7 +636,6 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
client->tcp->readStringUntil('\n', &(client->cHttpLine), std::bind(&WebSocketsClient::handleHeader, this, client, &(client->cHttpLine)));
#endif
} else {
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] Header read fin.\n");
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] Client settings:\n");
@ -684,7 +676,6 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
}
if(ok) {
if(client->cAccept.length() == 0) {
ok = false;
} else {
@ -698,12 +689,10 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
}
if(ok) {
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] Websocket connection init done.\n");
headerDone(client);
runCbEvent(WStype_CONNECTED, (uint8_t *)client->cUrl.c_str(), client->cUrl.length());
} else if(clientIsConnected(client) && client->isSocketIO && client->cSessionId.length() > 0) {
sendHeader(client);
} else {
@ -718,7 +707,6 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
}
void WebSocketsClient::connectedCb() {
DEBUG_WEBSOCKETS("[WS-Client] connected to %s:%u.\n", _host.c_str(), _port);
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
@ -731,7 +719,8 @@ void WebSocketsClient::connectedCb() {
c->asyncConnect();
return true;
}, this, std::placeholders::_1, &_client));
},
this, std::placeholders::_1, &_client));
#endif
_client.status = WSC_HEADER;
@ -741,7 +730,7 @@ void WebSocketsClient::connectedCb() {
_client.tcp->setTimeout(WEBSOCKETS_TCP_TIMEOUT);
#endif
#if (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
_client.tcp->setNoDelay(true);
#endif
@ -761,7 +750,6 @@ void WebSocketsClient::connectedCb() {
// send Header to Server
sendHeader(&_client);
}
void WebSocketsClient::connectFailedCb() {
@ -771,7 +759,6 @@ void WebSocketsClient::connectFailedCb() {
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
void WebSocketsClient::asyncConnect() {
DEBUG_WEBSOCKETS("[WS-Client] asyncConnect...\n");
AsyncClient * tcpclient = new AsyncClient();
@ -794,20 +781,21 @@ void WebSocketsClient::asyncConnect() {
return;
}
ws->connectedCb();
}, this, std::placeholders::_2));
},
this, std::placeholders::_2));
tcpclient->onError(std::bind([](WebSocketsClient * ws, AsyncClient * tcp) {
ws->connectFailedCb();
// reconnect
ws->asyncConnect();
}, this, std::placeholders::_2));
},
this, std::placeholders::_2));
if(!tcpclient->connect(_host.c_str(), _port)) {
connectFailedCb();
delete tcpclient;
}
}
#endif
@ -816,7 +804,8 @@ void WebSocketsClient::asyncConnect() {
* send heartbeat ping to server in set intervals
*/
void WebSocketsClient::handleHBPing() {
if (_client.pingInterval == 0) return;
if(_client.pingInterval == 0)
return;
uint32_t pi = millis() - _client.lastPing;
if(pi > _client.pingInterval) {
DEBUG_WEBSOCKETS("[WS-Client] sending HB ping\n");
@ -825,7 +814,6 @@ void WebSocketsClient::handleHBPing(){
_client.pongReceived = false;
}
}
}
/**

2
src/WebSocketsClient.h
View File

@ -35,7 +35,6 @@ class WebSocketsClient: private WebSockets {
typedef std::function<void(WStype_t type, uint8_t * payload, size_t length)> WebSocketClientEvent;
#endif
WebSocketsClient(void);
virtual ~WebSocketsClient(void);
@ -138,7 +137,6 @@ class WebSocketsClient: private WebSockets {
_cbEvent(type, payload, length);
}
}
};
#endif /* WEBSOCKETSCLIENT_H_ */

43
src/WebSocketsServer.cpp
View File

@ -36,7 +36,8 @@ WebSocketsServer::WebSocketsServer(uint16_t port, String origin, String protocol
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
_server->onClient([](void * s, AsyncClient * c) {
((WebSocketsServer *)s)->newClient(new AsyncTCPbuffer(c));
}, this);
},
this);
#endif
_cbEvent = NULL;
@ -48,7 +49,6 @@ WebSocketsServer::WebSocketsServer(uint16_t port, String origin, String protocol
memset(&_clients[0], 0x00, (sizeof(WSclient_t) * WEBSOCKETS_SERVER_CLIENT_MAX));
}
WebSocketsServer::~WebSocketsServer() {
// disconnect all clients
close();
@ -120,7 +120,6 @@ void WebSocketsServer::close(void) {
#else
// TODO how to close server?
#endif
}
#if(WEBSOCKETS_NETWORK_TYPE != NETWORK_ESP8266_ASYNC)
@ -152,8 +151,7 @@ void WebSocketsServer::onEvent(WebSocketServerEvent cbEvent) {
void WebSocketsServer::onValidateHttpHeader(
WebSocketServerHttpHeaderValFunc validationFunc,
const char * mandatoryHttpHeaders[],
size_t mandatoryHttpHeaderCount)
{
size_t mandatoryHttpHeaderCount) {
_httpHeaderValidationFunc = validationFunc;
if(_mandatoryHttpHeaders)
@ -300,7 +298,6 @@ bool WebSocketsServer::broadcastBIN(const uint8_t * payload, size_t length) {
return broadcastBIN((uint8_t *)payload, length);
}
/**
* sends a WS ping to Client
* @param num uint8_t client id
@ -350,7 +347,6 @@ bool WebSocketsServer::broadcastPing(String & payload) {
return broadcastPing((uint8_t *)payload.c_str(), payload.length());
}
/**
* disconnect all clients
*/
@ -378,7 +374,6 @@ void WebSocketsServer::disconnect(uint8_t num) {
}
}
/*
* set the Authorization for the http request
* @param user const char *
@ -455,7 +450,6 @@ bool WebSocketsServer::newClient(WEBSOCKETS_NETWORK_CLASS * TCPclient) {
// state is not connected or tcp connection is lost
if(!clientIsConnected(client)) {
client->tcp = TCPclient;
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
@ -474,7 +468,6 @@ bool WebSocketsServer::newClient(WEBSOCKETS_NETWORK_CLASS * TCPclient) {
DEBUG_WEBSOCKETS("[WS-Server][%d] new client\n", client->num);
#endif
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
client->tcp->onDisconnect(std::bind([](WebSocketsServer * server, AsyncTCPbuffer * obj, WSclient_t * client) -> bool {
DEBUG_WEBSOCKETS("[WS-Server][%d] Disconnect client\n", client->num);
@ -485,8 +478,8 @@ bool WebSocketsServer::newClient(WEBSOCKETS_NETWORK_CLASS * TCPclient) {
*sl = NULL;
}
return true;
}, this, std::placeholders::_1, client));
},
this, std::placeholders::_1, client));
client->tcp->readStringUntil('\n', &(client->cHttpLine), std::bind(&WebSocketsServer::handleHeader, this, client, &(client->cHttpLine)));
#endif
@ -530,7 +523,6 @@ void WebSocketsServer::messageReceived(WSclient_t * client, WSopcode_t opcode, u
}
runCbEvent(client->num, type, payload, length);
}
/**
@ -538,8 +530,6 @@ void WebSocketsServer::messageReceived(WSclient_t * client, WSopcode_t opcode, u
* @param client WSclient_t * ptr to the client struct
*/
void WebSocketsServer::clientDisconnect(WSclient_t * client) {
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
if(client->isSSL && client->ssl) {
if(client->ssl->connected()) {
@ -585,7 +575,6 @@ void WebSocketsServer::clientDisconnect(WSclient_t * client) {
DEBUG_WEBSOCKETS("[WS-Server][%d] client disconnected.\n", client->num);
runCbEvent(client->num, WStype_DISCONNECTED, NULL, 0);
}
/**
@ -594,7 +583,6 @@ void WebSocketsServer::clientDisconnect(WSclient_t * client) {
* @return true = connected
*/
bool WebSocketsServer::clientIsConnected(WSclient_t * client) {
if(!client->tcp) {
return false;
}
@ -625,7 +613,6 @@ bool WebSocketsServer::clientIsConnected(WSclient_t * client) {
* Handle incoming Connection Request
*/
void WebSocketsServer::handleNewClients(void) {
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266) || (WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP32)
while(_server->hasClient()) {
#endif
@ -660,15 +647,12 @@ void WebSocketsServer::handleNewClients(void) {
delay(0);
}
#endif
}
/**
* Handel incomming data from Client
*/
void WebSocketsServer::handleClientData(void) {
WSclient_t * client;
for(uint8_t i = 0; i < WEBSOCKETS_SERVER_CLIENT_MAX; i++) {
client = &_clients[i];
@ -677,12 +661,10 @@ void WebSocketsServer::handleClientData(void) {
if(len > 0) {
//DEBUG_WEBSOCKETS("[WS-Server][%d][handleClientData] len: %d\n", client->num, len);
switch(client->status) {
case WSC_HEADER:
{
case WSC_HEADER: {
String headerLine = client->tcp->readStringUntil('\n');
handleHeader(client, &headerLine);
}
break;
} break;
case WSC_CONNECTED:
WebSockets::handleWebsocket(client);
break;
@ -711,14 +693,12 @@ bool WebSocketsServer::hasMandatoryHeader(String headerName) {
return false;
}
/**
* handles http header reading for WebSocket upgrade
* @param client WSclient_t * ///< pointer to the client struct
* @param headerLine String ///< the header being read / processed
*/
void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
static const char * NEW_LINE = "\r\n";
headerLine->trim(); // remove \r
@ -728,7 +708,6 @@ void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
// websocket requests always start with GET see rfc6455
if(headerLine->startsWith("GET ")) {
// cut URL out
client->cUrl = headerLine->substring(4, headerLine->indexOf(' ', 4));
@ -781,7 +760,6 @@ void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
client->tcp->readStringUntil('\n', &(client->cHttpLine), std::bind(&WebSocketsServer::handleHeader, this, client, &(client->cHttpLine)));
#endif
} else {
DEBUG_WEBSOCKETS("[WS-Server][%d][handleHeader] Header read fin.\n", client->num);
DEBUG_WEBSOCKETS("[WS-Server][%d][handleHeader] - cURL: %s\n", client->num, client->cUrl.c_str());
DEBUG_WEBSOCKETS("[WS-Server][%d][handleHeader] - cIsUpgrade: %d\n", client->num, client->cIsUpgrade);
@ -825,7 +803,6 @@ void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
}
if(ok) {
DEBUG_WEBSOCKETS("[WS-Server][%d][handleHeader] Websocket connection incoming.\n", client->num);
// generate Sec-WebSocket-Accept key
@ -835,7 +812,8 @@ void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
client->status = WSC_CONNECTED;
String handshake = WEBSOCKETS_STRING("HTTP/1.1 101 Switching Protocols\r\n"
String handshake = WEBSOCKETS_STRING(
"HTTP/1.1 101 Switching Protocols\r\n"
"Server: arduino-WebSocketsServer\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
@ -872,6 +850,3 @@ void WebSocketsServer::handleHeader(WSclient_t * client, String * headerLine) {
}
}
}

14
src/WebSocketsServer.h
View File

@ -31,12 +31,8 @@
#define WEBSOCKETS_SERVER_CLIENT_MAX (5)
#endif
class WebSocketsServer : protected WebSockets {
public:
#ifdef __AVR__
typedef void (*WebSocketServerEvent)(uint8_t num, WStype_t type, uint8_t * payload, size_t length);
typedef bool (*WebSocketServerHttpHeaderValFunc)(String headerName, String headerValue);
@ -64,7 +60,6 @@ public:
const char * mandatoryHttpHeaders[],
size_t mandatoryHttpHeaderCount);
bool sendTXT(uint8_t num, uint8_t * payload, size_t length = 0, bool headerToPayload = false);
bool sendTXT(uint8_t num, const uint8_t * payload, size_t length = 0);
bool sendTXT(uint8_t num, char * payload, size_t length = 0, bool headerToPayload = false);
@ -139,7 +134,8 @@ protected:
*/
virtual void handleNonWebsocketConnection(WSclient_t * client) {
DEBUG_WEBSOCKETS("[WS-Server][%d][handleHeader] no Websocket connection close.\n", client->num);
client->tcp->write("HTTP/1.1 400 Bad Request\r\n"
client->tcp->write(
"HTTP/1.1 400 Bad Request\r\n"
"Server: arduino-WebSocket-Server\r\n"
"Content-Type: text/plain\r\n"
"Content-Length: 32\r\n"
@ -156,7 +152,8 @@ protected:
* @param client WSclient_t * ptr to the client struct
*/
virtual void handleAuthorizationFailed(WSclient_t * client) {
client->tcp->write("HTTP/1.1 401 Unauthorized\r\n"
client->tcp->write(
"HTTP/1.1 401 Unauthorized\r\n"
"Server: arduino-WebSocket-Server\r\n"
"Content-Type: text/plain\r\n"
"Content-Length: 45\r\n"
@ -204,9 +201,6 @@ private:
* @param headerName String ///< the name of the header being checked
*/
bool hasMandatoryHeader(String headerName);
};
#endif /* WEBSOCKETSSERVER_H_ */