LRSD stephane / Mbed 2 deprecated WEBserverv2

serveur WEB sur carte SD pour TestBed , lit des tensions les met dans un fichier htm et l\'envoie . on peut agir sur les ES .

Dependencies:   mbed

main.cpp@0:83cf97c10b63, 2011-09-05 (annotated)

Committer:
geiineuville
Date:
Mon Sep 05 14:36:10 2011 +0000
Revision:
0:83cf97c10b63
webserver v 0 v 1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
geiineuville 0:83cf97c10b63 1 // original Written by IVA2K modified LRSD
geiineuville 0:83cf97c10b63 2 // adapted to TestBed card for Electronik laden
geiineuville 0:83cf97c10b63 3 // Example of HTTPServer
geiineuville 0:83cf97c10b63 4 // * SNTP Client (Simple NTP)
geiineuville 0:83cf97c10b63 5 // * Link status indication (LED4 or RJ45 socket LED on MBED-BoB2-mod)
geiineuville 0:83cf97c10b63 6 // * Local file system
geiineuville 0:83cf97c10b63 7 // * SD-based WebServer , sd card 128meg only **.htm 8.3
geiineuville 0:83cf97c10b63 8 // * Static HTM page
geiineuville 0:83cf97c10b63 9 // * Dynamic HTM page a tester
geiineuville 0:83cf97c10b63 10 // LRSD evolution from pub-iva2k-ethsntp project
geiineuville 0:83cf97c10b63 11 // not so good but works.
geiineuville 0:83cf97c10b63 12 // Instructions:
geiineuville 0:83cf97c10b63 13 // 1 Plug ETH connector into your network (with a switch beetwen pc)
geiineuville 0:83cf97c10b63 14 // 3 Plug MBED tu pc using USB cable
geiineuville 0:83cf97c10b63 15 // 4 need to have Installed MBED serial driver (http://mbed.org/handbook/SerialPC)
geiineuville 0:83cf97c10b63 16 // 5 Copy compiled .bin to your MBED (make sure target device selected in the compiler is correct)
geiineuville 0:83cf97c10b63 17 // 6 Open terminal on the mbed serial port
geiineuville 0:83cf97c10b63 18 // 7 Push MBED reset button
geiineuville 0:83cf97c10b63 19 // 8 Terminal will display info message with mac address, followed by IP address
geiineuville 0:83cf97c10b63 20 // in the following items, i put 192.168.1.77
geiineuville 0:83cf97c10b63 21 // 9 Open browser and enter the following URL: http://192,168,1,77 !! ( sd card site)
geiineuville 0:83cf97c10b63 22 // 13 Open browser and enter the following URL: http://192.168.1.77/static.htm
geiineuville 0:83cf97c10b63 23 // 14 The browser will show static HTML page writen in defhtm.h
geiineuville 0:83cf97c10b63 24 // 16 if you clic on Led ( in browser) led5 from testbed light on ou off
geiineuville 0:83cf97c10b63 25 // led change , and the browser is redirected to static.htm
geiineuville 0:83cf97c10b63 26
geiineuville 0:83cf97c10b63 27 int aip4,aip3,aip2,aip1;
geiineuville 0:83cf97c10b63 28 int pon4,pon3,pon2,pon1;
geiineuville 0:83cf97c10b63 29 int gDebug=1;
geiineuville 0:83cf97c10b63 30 float ana = 1.0;
geiineuville 0:83cf97c10b63 31 float gWait = 0.05; // Main loop wait timeout
geiineuville 0:83cf97c10b63 32
geiineuville 0:83cf97c10b63 33
geiineuville 0:83cf97c10b63 34 #include "mbed.h"
geiineuville 0:83cf97c10b63 35 DigitalOut led5(p6, "led5"); // avant led.h
geiineuville 0:83cf97c10b63 36 #include "NewTextLCD.h"
geiineuville 0:83cf97c10b63 37 #include "SDFileSystem.h"
geiineuville 0:83cf97c10b63 38 #include "HTTPRPC.h"
geiineuville 0:83cf97c10b63 39 #include "HTTPServer.h"
geiineuville 0:83cf97c10b63 40 #include "HTTPFS.h"
geiineuville 0:83cf97c10b63 41 #include "HTTPStaticPage.h"
geiineuville 0:83cf97c10b63 42 #include "HTTPled.h" //
geiineuville 0:83cf97c10b63 43 #include "HTTPDynamicPage.h"
geiineuville 0:83cf97c10b63 44 #include "HTTPLinkStatus.h"
geiineuville 0:83cf97c10b63 45 #include "SNTPClient.h"
geiineuville 0:83cf97c10b63 46 #define CLS "\033[2J"
geiineuville 0:83cf97c10b63 47
geiineuville 0:83cf97c10b63 48
geiineuville 0:83cf97c10b63 49 #define MAX_DYNAMIC_CONTENT_LEN 2048 // a exploiter mieux
geiineuville 0:83cf97c10b63 50 char dynamic_content[MAX_DYNAMIC_CONTENT_LEN];
geiineuville 0:83cf97c10b63 51 const char content_fmt[] =
geiineuville 0:83cf97c10b63 52 "<HTML>"
geiineuville 0:83cf97c10b63 53 "<HEAD>"
geiineuville 0:83cf97c10b63 54 "<title>Dynamic Page</title>"
geiineuville 0:83cf97c10b63 55 "</HEAD>"
geiineuville 0:83cf97c10b63 56 "<BODY>" //
geiineuville 0:83cf97c10b63 57 "<H1>Hello l'univers </H1>" // "<H1>Hello World</H1>"
geiineuville 0:83cf97c10b63 58 "<p>Page generated dynamically from code.</p>"
geiineuville 0:83cf97c10b63 59 "<p>URL=%s</p>"
geiineuville 0:83cf97c10b63 60 "<p>Header Fields=%s</p>"
geiineuville 0:83cf97c10b63 61 "</BODY></HTML>"
geiineuville 0:83cf97c10b63 62 ;
geiineuville 0:83cf97c10b63 63 // E/S sur la carte mbed 005.1
geiineuville 0:83cf97c10b63 64 DigitalOut led1(LED1, "led1"); // mbed
geiineuville 0:83cf97c10b63 65 DigitalOut led2(LED2, "led2");
geiineuville 0:83cf97c10b63 66 DigitalOut led3(LED3, "led3");
geiineuville 0:83cf97c10b63 67 DigitalOut led4(LED4, "led4");
geiineuville 0:83cf97c10b63 68 // E/S hors carte mbed sur la carte TestBed
geiineuville 0:83cf97c10b63 69 DigitalIn sw1(p8, "sw1"); // testbed bt1 ( bt2 on sd card !!)
geiineuville 0:83cf97c10b63 70 //DigitalOut led5(p6, "led5");
geiineuville 0:83cf97c10b63 71 DigitalOut led6(p5, "led6");
geiineuville 0:83cf97c10b63 72 AnalogIn Potm(p15); //potentiometre carte testbed
geiineuville 0:83cf97c10b63 73 TextLCD lcd(p26, p25, p24, p23, p22, p20, p19, TextLCD::LCD20x4); // testbed LCD
geiineuville 0:83cf97c10b63 74 LocalFileSystem local("local");
geiineuville 0:83cf97c10b63 75 SDFileSystem sd(p11, p12, p13, p14, "sd"); //test bed sd card
geiineuville 0:83cf97c10b63 76
geiineuville 0:83cf97c10b63 77 #include "myrpc.h" // ici on ecrit les pages web dans des tableaux
geiineuville 0:83cf97c10b63 78 myrpc le(p6, "le"); // fonction apelable par l'adresse
geiineuville 0:83cf97c10b63 79
geiineuville 0:83cf97c10b63 80 extern Ethernet eth; // eth is defined elsewhere, avoid compiler error.
geiineuville 0:83cf97c10b63 81 Serial pc(USBTX, USBRX); // usb sur Mbed l'autre sur testbed ??
geiineuville 0:83cf97c10b63 82
geiineuville 0:83cf97c10b63 83
geiineuville 0:83cf97c10b63 84 HTTPStatus myDynamicPage(HTTPConnection *con, HTTPDynamicPageData *pd) {
geiineuville 0:83cf97c10b63 85 #if 0
geiineuville 0:83cf97c10b63 86 // Static example. With this, we don't really need HTTPStaticPage
geiineuville 0:83cf97c10b63 87 pd->size = 0; // let it measure our page
geiineuville 0:83cf97c10b63 88 pd->page = (char*)content; // Nothing dynamic about that yet, but we can now get loose here.
geiineuville 0:83cf97c10b63 89 pd->page_free = NULL; // No mem free() needed
geiineuville 0:83cf97c10b63 90 #elif 0
geiineuville 0:83cf97c10b63 91 // Dynamic example, static buffer
geiineuville 0:83cf97c10b63 92 pd->size = sprintf(dynamic_content, content_fmt, con->getURL(), con->getHeaderFields());
geiineuville 0:83cf97c10b63 93 pd->page = (char*)dynamic_content;
geiineuville 0:83cf97c10b63 94 pd->page_free = NULL; // No mem free() needed
geiineuville 0:83cf97c10b63 95 if(pd->size > sizeof(dynamic_content)) printf("ASSERTION FAILED: %s:%d\r\n", __FILE__, __LINE__); // Buffer overrun
geiineuville 0:83cf97c10b63 96 #else
geiineuville 0:83cf97c10b63 97 // Dynamic example, dynamic buffer
geiineuville 0:83cf97c10b63 98 int size = sizeof(content_fmt) + 512; // Just guess how much the data will expand
geiineuville 0:83cf97c10b63 99 char *buf = (char *)malloc(size);
geiineuville 0:83cf97c10b63 100 if (buf) {
geiineuville 0:83cf97c10b63 101 pd->size = sprintf(buf, content_fmt, con->getURL(), con->getHeaderFields());
geiineuville 0:83cf97c10b63 102 pd->page = buf;
geiineuville 0:83cf97c10b63 103 pd->page_free = &free; // Use free() when done
geiineuville 0:83cf97c10b63 104 if(pd->size > size) printf("ASSERTION FAILED: %s:%d\r\n", __FILE__, __LINE__); // Buffer overrun
geiineuville 0:83cf97c10b63 105 #endif
geiineuville 0:83cf97c10b63 106 }
geiineuville 0:83cf97c10b63 107 return HTTP_OK;
geiineuville 0:83cf97c10b63 108 }
geiineuville 0:83cf97c10b63 109 //*******************************************MAIN***************************
geiineuville 0:83cf97c10b63 110 //****************************************************************************
geiineuville 0:83cf97c10b63 111 int main(void)
geiineuville 0:83cf97c10b63 112 {
geiineuville 0:83cf97c10b63 113 lcd.cls();
geiineuville 0:83cf97c10b63 114 pc.baud(115200);
geiineuville 0:83cf97c10b63 115 lcd.printf("LRSD Webserverv2 \n");
geiineuville 0:83cf97c10b63 116 printf("LRSD debout !!\n");
geiineuville 0:83cf97c10b63 117 // initialisation de static.htm en ram local
geiineuville 0:83cf97c10b63 118 #include "defhtm.h"
geiineuville 0:83cf97c10b63 119
geiineuville 0:83cf97c10b63 120
geiineuville 0:83cf97c10b63 121 char mac[6];
geiineuville 0:83cf97c10b63 122 bool use_sd = false;
geiineuville 0:83cf97c10b63 123 char res[10]= "1234000";
geiineuville 0:83cf97c10b63 124 int pt = 0; // pointeur dans tab 128 c'est sur le *
geiineuville 0:83cf97c10b63 125 led1=1; led2=1; led3=1; led4=1; led5 = 0; //led off
geiineuville 0:83cf97c10b63 126
geiineuville 0:83cf97c10b63 127 // Start RTC
geiineuville 0:83cf97c10b63 128 time_t seconds = time(NULL);
geiineuville 0:83cf97c10b63 129 if (seconds == (unsigned)-1 || seconds == 0) {
geiineuville 0:83cf97c10b63 130 seconds = 1256729737; // Set RTC time to Wed, 28 Oct 2009 11:35:37
geiineuville 0:83cf97c10b63 131 set_time(seconds);
geiineuville 0:83cf97c10b63 132 printf("RTC initialized, start time %d seconds\r\n", seconds);
geiineuville 0:83cf97c10b63 133 }
geiineuville 0:83cf97c10b63 134
geiineuville 0:83cf97c10b63 135 led6 = sw1;
geiineuville 0:83cf97c10b63 136 if ( sw1 == 0 )
geiineuville 0:83cf97c10b63 137 { aip4 = 172; aip3 = 20 ; aip2 = 140 ; aip1 = 49; //BT1 on > adresse de mon PC
geiineuville 0:83cf97c10b63 138 pon4= 172; pon3 = 20 ; pon2 = 0 ; pon1 = 254;}
geiineuville 0:83cf97c10b63 139 else
geiineuville 0:83cf97c10b63 140 { aip4 = 192; aip3 = 168 ; aip2 = 1 ; aip1 = 77; // si on ne touche pas BT1 adresse box
geiineuville 0:83cf97c10b63 141 pon4 = 192; pon3 = 168 ; pon2 = 1 ; pon1 = 0; } // si on ne touche pas BT1 adresse box
geiineuville 0:83cf97c10b63 142 lcd.locate(0,1);
geiineuville 0:83cf97c10b63 143 lcd.printf("IP:%hhu.%hhu.%hhu.%hhu\n",
geiineuville 0:83cf97c10b63 144 aip4, aip3, aip2, aip1);
geiineuville 0:83cf97c10b63 145 HTTPServer http("mbed", // static IP address and domain name.
geiineuville 0:83cf97c10b63 146 IPv4(aip4,aip3,aip2,aip1), // IPv4 is a helper function which allows to rtype ipaddresses direct
geiineuville 0:83cf97c10b63 147 IPv4(255,255,0,0),
geiineuville 0:83cf97c10b63 148 IPv4(pon4,pon3,pon2,pon1),
geiineuville 0:83cf97c10b63 149 IPv4(pon4,pon3,pon2,pon1),
geiineuville 0:83cf97c10b63 150 80); // port 80 souvent
geiineuville 0:83cf97c10b63 151 char *hostname = "mbed";
geiineuville 0:83cf97c10b63 152 // HTTPServer http(hostname); // Use DHCP
geiineuville 0:83cf97c10b63 153 http.timeout(10000); // Sets the timout for a HTTP request. The timout is the time which is allowed to spent between two incomming TCP packets. If the time is passed the connection will be closed.
geiineuville 0:83cf97c10b63 154
geiineuville 0:83cf97c10b63 155 eth.address(mac);
geiineuville 0:83cf97c10b63 156 pc.printf(CLS "\r\n\r\nHTTPServer \"%s\" started\r\nMAC %02X:%02X:%02X:%02X:%02X:%02X\r\n%s",
geiineuville 0:83cf97c10b63 157 hostname, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5],
geiineuville 0:83cf97c10b63 158 gDebug?"Debug is ON\r\n":""
geiineuville 0:83cf97c10b63 159 );
geiineuville 0:83cf97c10b63 160
geiineuville 0:83cf97c10b63 161 Base::add_rpc_class<myrpc>();
geiineuville 0:83cf97c10b63 162 led1=0;
geiineuville 0:83cf97c10b63 163 // Check if we can use SD card for the web server
geiineuville 0:83cf97c10b63 164 FILE *fp = fopen("/sd/index.htm", "r");
geiineuville 0:83cf97c10b63 165 if (fp == NULL) {
geiineuville 0:83cf97c10b63 166 if (gDebug) printf("DEBUG: No SD card found or no index.htm file - using LocalFilesystem for WebServer.\r\n");
geiineuville 0:83cf97c10b63 167 } else {
geiineuville 0:83cf97c10b63 168 use_sd = true;
geiineuville 0:83cf97c10b63 169 fclose(fp);
geiineuville 0:83cf97c10b63 170 if (gDebug) printf("DEBUG: Found SD card with index.htm file - using SD for WebServer.\r\n");
geiineuville 0:83cf97c10b63 171 }
geiineuville 0:83cf97c10b63 172
geiineuville 0:83cf97c10b63 173 if (0 != SNTPReadIniFile("/sd/sntp.ini") )
geiineuville 0:83cf97c10b63 174 SNTPReadIniFile("/local/sntp.ini");
geiineuville 0:83cf97c10b63 175 SNTPWriteIniFile(stdout);
geiineuville 0:83cf97c10b63 176
geiineuville 0:83cf97c10b63 177 http.addHandler(new HTTPLinkStatus("/",
geiineuville 0:83cf97c10b63 178 #if MBED_BOB2
geiineuville 0:83cf97c10b63 179 p25, p26, // MBED-BoB2-mods
geiineuville 0:83cf97c10b63 180 #else
geiineuville 0:83cf97c10b63 181 LED3, LED4,
geiineuville 0:83cf97c10b63 182 #endif
geiineuville 0:83cf97c10b63 183 0.1, // ici ???
geiineuville 0:83cf97c10b63 184 /*do_urlfile*/ true, /*do_link_printf*/ true, /*do_log_printf*/ false,
geiineuville 0:83cf97c10b63 185 /*log_file*/ ( (gDebug>1) ? (use_sd ? "/sd/httpd.log" : "/local/httpd.log") : NULL)
geiineuville 0:83cf97c10b63 186 )); // Should be the first handler to get a preview of all requests
geiineuville 0:83cf97c10b63 187 // fin du ici ??
geiineuville 0:83cf97c10b63 188
geiineuville 0:83cf97c10b63 189 http.addHandler(new HTTPRPC());// on y trouve d'autres choses a faire
geiineuville 0:83cf97c10b63 190 led2=0; //
geiineuville 0:83cf97c10b63 191
geiineuville 0:83cf97c10b63 192 // Static/Dynamic pages must be installed before FileSystem on /
geiineuville 0:83cf97c10b63 193 http.addHandler(new HTTPStaticPage("/static.htm", tab, strlen(tab))); // ma page statique en ram
geiineuville 0:83cf97c10b63 194 // http.addHandler(new HTTPDynamicPage("/dynamic.htm", &myDynamicPage)); avant
geiineuville 0:83cf97c10b63 195 http.addHandler(new HTTPled("/led.htm", led , strlen(tab))); /// test
geiineuville 0:83cf97c10b63 196 http.addHandler(new HTTPFileSystemHandler("/", use_sd ? "/sd/" : "/local/"));
geiineuville 0:83cf97c10b63 197 led3=0;
geiineuville 0:83cf97c10b63 198
geiineuville 0:83cf97c10b63 199 // FIXME: BUG If eth is not plugged, http.bind() hangs!
geiineuville 0:83cf97c10b63 200 http.bind();
geiineuville 0:83cf97c10b63 201 SNTPClientInit();
geiineuville 0:83cf97c10b63 202 led4 = 0;
geiineuville 0:83cf97c10b63 203 // pc.printf("\r"); // Add linefeed for stupid Hyperterminal
geiineuville 0:83cf97c10b63 204
geiineuville 0:83cf97c10b63 205 while(1) { //BOUCLE POLL
geiineuville 0:83cf97c10b63 206 http.poll(); // Have to call this method at least every 250ms to let the http server run.
geiineuville 0:83cf97c10b63 207 wait(gWait);
geiineuville 0:83cf97c10b63 208
geiineuville 0:83cf97c10b63 209 ana = Potm.read(); // travail en temps reel like ( gWait)
geiineuville 0:83cf97c10b63 210 lcd.locate(0,2); //ligne 2 lcd
geiineuville 0:83cf97c10b63 211 ana = 3.2*ana; // mise au niveau 3v2
geiineuville 0:83cf97c10b63 212 lcd.printf("Value: %1.2f", ana);
geiineuville 0:83cf97c10b63 213 sprintf(res, "%f", ana); // met ana en chaine dans res[]
geiineuville 0:83cf97c10b63 214 pt = 127 ; //point dans l'affichage a faire
geiineuville 0:83cf97c10b63 215 tab[pt+0] = res[0]; // met 5 char de la chaine a dans static.htm
geiineuville 0:83cf97c10b63 216 tab[pt+1] = res[1];
geiineuville 0:83cf97c10b63 217 tab[pt+2] = res[2];
geiineuville 0:83cf97c10b63 218 tab[pt+3] = res[3];
geiineuville 0:83cf97c10b63 219 tab[pt+4] = res[4];
geiineuville 0:83cf97c10b63 220
geiineuville 0:83cf97c10b63 221
geiineuville 0:83cf97c10b63 222 }
geiineuville 0:83cf97c10b63 223 }
geiineuville 0:83cf97c10b63 224
geiineuville 0:83cf97c10b63 225 //END