GSL_06-HttpServer-RPC-Hardware - Simple code to demonstrate how to manually use RP…

Users » botdream » Code » GSL_06-HttpServer-RPC-Hardware

Nelson Neves / GSL_06-HttpServer-RPC-Hardware

Simple code to demonstrate how to manually use RPC functionality to easily access the microcontroller hardware via WebInterface. Note: Demo program to be used on the GeekSessionLab Talk (November 2011). http://devrendezvous.com/?lang=en

Dependencies: EthernetNetIf mbed HTTPServer

main.cpp@0:c308e6d6f56b, 2011-10-27 (annotated)

Committer:: botdream
Date:: Thu Oct 27 23:01:40 2011 +0000
Revision:: 0:c308e6d6f56b

Who changed what in which revision?

User	Revision	Line number	New contents of line
botdream	0:c308e6d6f56b	1	/* //---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	2	http://192.168.1.100/rpc/DigitalOut/new%20LED1%20myled1
botdream	0:c308e6d6f56b	3
botdream	0:c308e6d6f56b	4	http://192.168.1.100/rpc/DigitalOut/new LED1 myled1
botdream	0:c308e6d6f56b	5	http://192.168.1.100/rpc/DigitalOut/new LED2 myled2
botdream	0:c308e6d6f56b	6	http://192.168.1.100/rpc/DigitalOut/new LED3 myled3
botdream	0:c308e6d6f56b	7	http://192.168.1.100/rpc/DigitalOut/new LED4 myled4
botdream	0:c308e6d6f56b	8
botdream	0:c308e6d6f56b	9	http://192.168.1.100/rpc/
botdream	0:c308e6d6f56b	10
botdream	0:c308e6d6f56b	11	http://192.168.1.100/rpc/myled1/read
botdream	0:c308e6d6f56b	12	http://192.168.1.100/rpc/myled1/write 1
botdream	0:c308e6d6f56b	13
botdream	0:c308e6d6f56b	14	http://192.168.1.100/rpc/myled2/write 2
botdream	0:c308e6d6f56b	15	http://192.168.1.100/rpc/myled3/write 3
botdream	0:c308e6d6f56b	16	http://192.168.1.100/rpc/myled4/write 4
botdream	0:c308e6d6f56b	17
botdream	0:c308e6d6f56b	18	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	19	// resources
botdream	0:c308e6d6f56b	20	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	21	http://mbed.org/handbook/C-Data-Types
botdream	0:c308e6d6f56b	22	http://mbed.org/cookbook/RPC-Interface-Library
botdream	0:c308e6d6f56b	23	http://mbed.org/cookbook/HTTP-Server
botdream	0:c308e6d6f56b	24	http://mbed.org/cookbook/Ethernet
botdream	0:c308e6d6f56b	25	http://mbed.org/handbook/Ticker
botdream	0:c308e6d6f56b	26	//--------------------------------------------------------------------------------------------- */
botdream	0:c308e6d6f56b	27	#include "mbed.h"
botdream	0:c308e6d6f56b	28	#include "EthernetNetIf.h"
botdream	0:c308e6d6f56b	29	#include "HTTPServer.h"
botdream	0:c308e6d6f56b	30	#include "RPCVariable.h"
botdream	0:c308e6d6f56b	31	#include "RPCFunction.h"
botdream	0:c308e6d6f56b	32	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	33	DigitalOut myled1(LED1);
botdream	0:c308e6d6f56b	34	DigitalOut myled2(LED2);
botdream	0:c308e6d6f56b	35	DigitalOut myled3(LED3);
botdream	0:c308e6d6f56b	36	DigitalOut myled4(LED4);
botdream	0:c308e6d6f56b	37	Serial pc(USBTX, USBRX); // tx, rx
botdream	0:c308e6d6f56b	38	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	39	#define internaldebug // send debug messages to USB Serial port (9600,1,N)
botdream	0:c308e6d6f56b	40	//#define dhcpenable // auto-setup IP Address from DHCP router
botdream	0:c308e6d6f56b	41	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	42	// Timer Interrupt - NetPool
botdream	0:c308e6d6f56b	43	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	44	Ticker netpool;
botdream	0:c308e6d6f56b	45	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	46	// Ethernet Object Setup
botdream	0:c308e6d6f56b	47	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	48	#ifdef dhcpenable
botdream	0:c308e6d6f56b	49	EthernetNetIf eth;
botdream	0:c308e6d6f56b	50	#else
botdream	0:c308e6d6f56b	51	EthernetNetIf eth(
botdream	0:c308e6d6f56b	52	IpAddr(192,168,1,100), //IP Address
botdream	0:c308e6d6f56b	53	IpAddr(255,255,255,0), //Network Mask
botdream	0:c308e6d6f56b	54	IpAddr(192,168,1,254), //Gateway
botdream	0:c308e6d6f56b	55	IpAddr(192,168,1,254) //DNS
botdream	0:c308e6d6f56b	56	);
botdream	0:c308e6d6f56b	57	#endif
botdream	0:c308e6d6f56b	58	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	59	// HTTP Server
botdream	0:c308e6d6f56b	60	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	61	HTTPServer httpserver;
botdream	0:c308e6d6f56b	62	LocalFileSystem fs("webfs");
botdream	0:c308e6d6f56b	63	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	64
botdream	0:c308e6d6f56b	65	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	66	// ISR -> Pool Ethernet - will be triggered by netpool ticker
botdream	0:c308e6d6f56b	67	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	68	void netpoolupdate()
botdream	0:c308e6d6f56b	69	{
botdream	0:c308e6d6f56b	70	Net::poll();
botdream	0:c308e6d6f56b	71	}
botdream	0:c308e6d6f56b	72	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	73
botdream	0:c308e6d6f56b	74	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	75	// MAIN
botdream	0:c308e6d6f56b	76	//---------------------------------------------------------------------------------------------
botdream	0:c308e6d6f56b	77	int main()
botdream	0:c308e6d6f56b	78	{
botdream	0:c308e6d6f56b	79	// Set Serial Port Transfer Rate
botdream	0:c308e6d6f56b	80	pc.baud(115200);
botdream	0:c308e6d6f56b	81
botdream	0:c308e6d6f56b	82	//--------------------------------------------------------
botdream	0:c308e6d6f56b	83	// Setting RPC
botdream	0:c308e6d6f56b	84	//--------------------------------------------------------
botdream	0:c308e6d6f56b	85	Base::add_rpc_class<AnalogIn>();
botdream	0:c308e6d6f56b	86	Base::add_rpc_class<AnalogOut>();
botdream	0:c308e6d6f56b	87	Base::add_rpc_class<DigitalIn>();
botdream	0:c308e6d6f56b	88	Base::add_rpc_class<DigitalOut>();
botdream	0:c308e6d6f56b	89	Base::add_rpc_class<DigitalInOut>();
botdream	0:c308e6d6f56b	90	Base::add_rpc_class<PwmOut>();
botdream	0:c308e6d6f56b	91	Base::add_rpc_class<Timer>();
botdream	0:c308e6d6f56b	92	Base::add_rpc_class<SPI>();
botdream	0:c308e6d6f56b	93	Base::add_rpc_class<BusOut>();
botdream	0:c308e6d6f56b	94	Base::add_rpc_class<BusIn>();
botdream	0:c308e6d6f56b	95	Base::add_rpc_class<BusInOut>();
botdream	0:c308e6d6f56b	96	Base::add_rpc_class<Serial>();
botdream	0:c308e6d6f56b	97	//--------------------------------------------------------
botdream	0:c308e6d6f56b	98
botdream	0:c308e6d6f56b	99	//--------------------------------------------------------
botdream	0:c308e6d6f56b	100	// Setting Ethernet
botdream	0:c308e6d6f56b	101	//--------------------------------------------------------
botdream	0:c308e6d6f56b	102	#ifdef internaldebug
botdream	0:c308e6d6f56b	103	printf("\r\nSetting up Ethernet interface!\r\n");
botdream	0:c308e6d6f56b	104	#endif
botdream	0:c308e6d6f56b	105	// Create return object for error check
botdream	0:c308e6d6f56b	106	EthernetErr ethErr = eth.setup();
botdream	0:c308e6d6f56b	107	if(ethErr)
botdream	0:c308e6d6f56b	108	{
botdream	0:c308e6d6f56b	109	#ifdef internaldebug
botdream	0:c308e6d6f56b	110	printf("\r\nError %d in Ethernet setup.\r\n", ethErr);
botdream	0:c308e6d6f56b	111	#endif
botdream	0:c308e6d6f56b	112	return -1;
botdream	0:c308e6d6f56b	113	}
botdream	0:c308e6d6f56b	114	#ifdef internaldebug
botdream	0:c308e6d6f56b	115	printf("\r\nEthernet setup completed with success!\r\n");
botdream	0:c308e6d6f56b	116	#endif
botdream	0:c308e6d6f56b	117	//--------------------------------------------------------
botdream	0:c308e6d6f56b	118
botdream	0:c308e6d6f56b	119	//--------------------------------------------------------
botdream	0:c308e6d6f56b	120	// adding Handlers
botdream	0:c308e6d6f56b	121	//--------------------------------------------------------
botdream	0:c308e6d6f56b	122	FSHandler::mount("/webfs", "/"); //Mount /webfs path on web root path
botdream	0:c308e6d6f56b	123
botdream	0:c308e6d6f56b	124	httpserver.addHandler<RPCHandler>("/rpc");
botdream	0:c308e6d6f56b	125	httpserver.addHandler<FSHandler>("/"); //Default handler
botdream	0:c308e6d6f56b	126	//--------------------------------------------------------
botdream	0:c308e6d6f56b	127
botdream	0:c308e6d6f56b	128	//--------------------------------------------------------
botdream	0:c308e6d6f56b	129	// bind http server to port 80 (Listen)
botdream	0:c308e6d6f56b	130	//--------------------------------------------------------
botdream	0:c308e6d6f56b	131	httpserver.bind(80);
botdream	0:c308e6d6f56b	132	#ifdef internaldebug
botdream	0:c308e6d6f56b	133	printf("Listening on port 80!\r\n");
botdream	0:c308e6d6f56b	134	#endif
botdream	0:c308e6d6f56b	135	//--------------------------------------------------------
botdream	0:c308e6d6f56b	136
botdream	0:c308e6d6f56b	137	//--------------------------------------------------------
botdream	0:c308e6d6f56b	138	// ISR -> attach timer interrupt to update Net::Pool();
botdream	0:c308e6d6f56b	139	//--------------------------------------------------------
botdream	0:c308e6d6f56b	140	netpool.attach(&netpoolupdate, 0.1);
botdream	0:c308e6d6f56b	141	//--------------------------------------------------------
botdream	0:c308e6d6f56b	142
botdream	0:c308e6d6f56b	143	//--------------------------------------------------------
botdream	0:c308e6d6f56b	144	// main loop
botdream	0:c308e6d6f56b	145	//--------------------------------------------------------
botdream	0:c308e6d6f56b	146	// main loop
botdream	0:c308e6d6f56b	147	while(1)
botdream	0:c308e6d6f56b	148	wait(0.5);
botdream	0:c308e6d6f56b	149	}
botdream	0:c308e6d6f56b	150	//---------------------------------------------------------------------------------------------

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Type:	Program
Created:	27 Oct 2011
Imports:	16
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	4
Followers:	2

main.cpp@0:c308e6d6f56b, 2011-10-27 (annotated)

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