From d679340035fd015aec3a74697fb8be53a414c76c Mon Sep 17 00:00:00 2001 From: Thorsten von Eicken Date: Mon, 22 Jun 2015 23:27:47 -0700 Subject: [PATCH] added no-cache headers; shrunk favicon; minimal support for static ip & hostname --- Makefile | 3 +- html/console.tpl | 40 +++++++++++----- html/favicon.ico | Bin 5430 -> 766 bytes html/style.css | 6 +++ html/ui.js | 41 ++++++++-------- html/wifi/wifi.tpl | 100 +++++++++++++++++++++++++++------------ httpd/httpd.c | 12 +++-- serial/console.c | 15 ++++-- user/cgi.c | 4 +- user/cgiwifi.c | 113 +++++++++++++++++++++++++++++++++++++++++---- user/cgiwifi.h | 1 + user/log.c | 2 + user/user_main.c | 28 +++++------ 13 files changed, 272 insertions(+), 93 deletions(-) mode change 100644 => 100755 html/favicon.ico diff --git a/Makefile b/Makefile index 1b2820b..257102e 100644 --- a/Makefile +++ b/Makefile @@ -199,12 +199,13 @@ echo_version: $(TARGET_OUT): $(APP_AR) $(LD_SCRIPT) $(vecho) "LD $@" $(Q) $(LD) -L$(SDK_LIBDIR) -T$(LD_SCRIPT) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@ - @echo Dump: $(OBJDP) -x $(TARGET_OUT) # $(OBJDP) -x $(TARGET_OUT) | egrep '(espfs_img)' $(USER1_OUT): $(APP_AR) $(LD_SCRIPT1) $(vecho) "LD $@" $(Q) $(LD) -L$(SDK_LIBDIR) -T$(LD_SCRIPT1) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@ + @echo Dump : $(OBJDP) -x $(USER1_OUT) + @echo Disass: $(OBJDP) -d -l -x $(USER1_OUT) # $(Q) $(OBJDP) -x $(TARGET_OUT) | egrep espfs_img $(USER2_OUT): $(APP_AR) $(LD_SCRIPT2) diff --git a/html/console.tpl b/html/console.tpl index 395b6d1..f45192a 100644 --- a/html/console.tpl +++ b/html/console.tpl @@ -5,14 +5,12 @@

The Microcontroller console shows the last 1024 characters - received from UART0, to which a microcontroller is typically attached.

+ received from UART0, to which a microcontroller is typically attached. + The UART is configured for 8 bits, no parity, 1 stop bit (8N1).

Reset µC  Baud: - 57600 - 115200 - 230400 - 460800 + 


     

@@ -23,11 +21,26 @@
 
 
 
 
diff --git a/html/favicon.ico b/html/favicon.ico
old mode 100644
new mode 100755
index a002df39f78c881153b3d0ed51357e6adc791b28..75c5ea0961aa34931cc7cfc40b102c8a62f6b09a
GIT binary patch
literal 766
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zD57Q79{bJbjXhqX8+^;5Eu_o7emaWgkBbQ6^bELyWu1oTO2k6bb{Fn
zLsbPA*Lrl>I4u=V@x+{yQpyG>)%XmOh+Rs%7JipeZQJs3v0pVpk%P}}&#T67TPrvr
zg?Zb0r!0yIHrjNm3o4wn5!`9rsWBZFqwavqT|l^d#35tNX8>?WK1xQLV&H(K_!;r>q3YVqrBXw+?RI?E$N6YN+@PmtbO(Hl+@q-oEts&8*zB8@%ufB
S;Ri$wc~8{1BKR5pRXzbI_+cOb

literal 5430
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zoQO%wU-Z)Q7kxT*U>Cj-Q_jvx&yQd%;S_OxjhQJmW^Ao7J!_1qDM|0hAd8MO+582X
CcqNhm

diff --git a/html/style.css b/html/style.css
index 034d2c3..ac3ae6a 100644
--- a/html/style.css
+++ b/html/style.css
@@ -122,9 +122,15 @@ div.tt {
 	color: #888;
 }
 
+form button {
+	margin-top: 0.5em;
+}
 .button-primary {
 	background-color: #99f;
 }
+.button-selected {
+	background-color: #fc6;
+}
 
 /* Text console */
 pre.console {
diff --git a/html/ui.js b/html/ui.js
index aced049..56d2f5f 100644
--- a/html/ui.js
+++ b/html/ui.js
@@ -10,31 +10,29 @@
     if (v != null) { v.innerHTML = version; }
 }());
 
+function addClass(el, cl) {
+  el.className += ' ' + cl;
+}
+function removeClass(el, cl) {
+  var cls = el.className.split(/\s+/),
+      l = cls.length;
+  for (var i=0; iWifi Configuration
     
 
-    

-      

-        
Wifi State

-        
-        
-        
-        
-        
-        
-        
-        
-        
-        
-        
-      

-      

-        
Wifi Association

-        
-        

-        
-          To connect to a WiFi network, please select one of the detected networks,
-             enter the password, and hit the connect button...
-          
-          
Scanning... 

-          
-          
-          
-        

-      

+    

+      

+        

+          
Wifi State

+          
+          
+          
+          
+          
+          
+          
+          
+          
+          
+          
+        

+        

+          
Wifi Association

+          
+          

+            To connect to a WiFi network, please select one of the detected networks,
+               enter the password, and hit the connect button...
+            
+            
Scanning... 

+            
+            
+            
+          

+        

+      

+      

+        

+          
Special Settings

+          

+            Special settings, use with care! If the Static IP field is empty
+            then DHCP will be used, else DHCP will be off.
+            
+            
+            
+            
+            
+            
+            
+            
+            
+          

+        

+      

     

   

 
@@ -184,7 +203,6 @@ function changeWifiAp(e) {
   e.preventDefault();
   var passwd = $("#wifi-passwd").value;
   var essid = getSelectedEssid();
-  console.log("Posting form", "essid=" + essid, "pwd="+passwd);
   showNotification("Connecting to " + essid);
   var url = "connect?essid="+encodeURIComponent(essid)+"&passwd="+encodeURIComponent(passwd);
 
@@ -207,9 +225,31 @@ function changeWifiAp(e) {
     });
 }
 
+function changeSpecial(e) {
+  e.preventDefault();
+  var url = "special";
+  url += "?hostname=" + encodeURIComponent($("#wifi-hostname").value);
+  url += "&staticip=" + encodeURIComponent($("#wifi-staticip").value);
+  url += "&netmask=" + encodeURIComponent($("#wifi-netmask").value);
+  url += "&gateway=" + encodeURIComponent($("#wifi-gateway").value);
+
+  hideWarning();
+  var cb = $("#special-button");
+  addClass(cb, 'pure-button-disabled');
+  ajaxSpin("POST", url, function(resp) {
+      removeClass(cb, 'pure-button-disabled');
+      getWifiInfo();
+    }, function(s, st) {
+      showWarning("Error: "+st);
+      removeClass(cb, 'pure-button-disabled');
+      getWifiInfo();
+    });
+}
+
 window.onload=function(e) {
   getWifiInfo();
   $("#wifiform").onsubmit = changeWifiAp;
+  $("#specform").onsubmit = changeSpecial;
   scanTimeout = window.setTimeout(scanAPs, 500);
 };
 
diff --git a/httpd/httpd.c b/httpd/httpd.c
index 28a3f84..72ccd97 100644
--- a/httpd/httpd.c
+++ b/httpd/httpd.c
@@ -120,7 +120,7 @@ static HttpdConnData ICACHE_FLASH_ATTR *httpdFindConnData(void *arg) {
 static void ICACHE_FLASH_ATTR httpdRetireConn(HttpdConnData *conn) {
 	uint32 dt = conn->startTime;
 	if (dt > 0) dt = (system_get_time() - dt)/1000;
-	os_printf("%s Closed, took %ums, heap=%ld\n", connStr, dt,
+	os_printf("%s Closed, %ums, heap=%ld\n", connStr, dt,
 			(unsigned long)system_get_free_heap_size());
 	if (conn->post->buff!=NULL) os_free(conn->post->buff);
 	conn->post->buff=NULL;
@@ -405,8 +405,12 @@ static void ICACHE_FLASH_ATTR httpdParseHeader(char *h, HttpdConnData *conn) {
 		if (e==NULL) return; //wtf?
 		*e=0; //terminate url part
 
-		os_printf("%s %s %s\n", connStr,
-				conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url);
+		// Count number of open connections
+		int open = 0;
+		for (int j=0; jrequestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url, open);
 		//Parse out the URL part before the GET parameters.
 		conn->getArgs=(char*)os_strstr(conn->url, "?");
 		if (conn->getArgs!=0) {
@@ -540,9 +544,11 @@ static void ICACHE_FLASH_ATTR httpdConnectCb(void *arg) {
 		return;
 	}
 
+#if 0
 	int num = 0;
 	for (int j=0; jgetArgs, "rate", buff, sizeof(buff));
 	if (len > 0) {
 		int rate = atoi(buff);
 		if (rate >= 9600 && rate <= 1000000) {
 			jsonHeader(connData, 200);
 			uart0_baud(rate);
-			return HTTPD_CGI_DONE;
+			flashConfig.baud_rate = rate;
+			status = configSave() ? 200 : 400;
 		}
+	} else if (connData->requestType == HTTPD_METHOD_GET) {
+		status = 200;
 	}
-	jsonHeader(connData, 400);
+
+	jsonHeader(connData, status);
+	os_sprintf(buff, "{\"rate\": %ld}", flashConfig.baud_rate);
+	httpdSend(connData, buff, -1);
 	return HTTPD_CGI_DONE;
 }
 
diff --git a/user/cgi.c b/user/cgi.c
index 35e0080..f9b9b10 100644
--- a/user/cgi.c
+++ b/user/cgi.c
@@ -21,13 +21,15 @@ Some random cgi routines.
 void ICACHE_FLASH_ATTR
 jsonHeader(HttpdConnData *connData, int code) {
 	httpdStartResponse(connData, code);
+	httpdHeader(connData, "Cache-Control", "no-cache, no-store, must-revalidate");
+	httpdHeader(connData, "Pragma", "no-cache");
+	httpdHeader(connData, "Expires", "0");
 	httpdHeader(connData, "Content-Type", "application/json");
 	httpdEndHeaders(connData);
 }
 
 #define TOKEN(x) (os_strcmp(token, x) == 0)
 #if 0
-
 // Handle system information variables and print their value, returns the number of
 // characters appended to buff
 int ICACHE_FLASH_ATTR printGlobalInfo(char *buff, int buflen, char *token) {
diff --git a/user/cgiwifi.c b/user/cgiwifi.c
index fd8c467..1ce00d1 100644
--- a/user/cgiwifi.c
+++ b/user/cgiwifi.c
@@ -18,6 +18,7 @@ Cgi/template routines for the /wifi url.
 #include "cgiwifi.h"
 #include "cgi.h"
 #include "status.h"
+#include "config.h"
 #include "log.h"
 
 //Enable this to disallow any changes in AP settings
@@ -289,10 +290,7 @@ int ICACHE_FLASH_ATTR cgiWiFiConnect(HttpdConnData *connData) {
 	char essid[128];
 	char passwd[128];
 
-	if (connData->conn==NULL) {
-		//Connection aborted. Clean up.
-		return HTTPD_CGI_DONE;
-	}
+	if (connData->conn==NULL) return HTTPD_CGI_DONE;
 
 	int el = httpdFindArg(connData->getArgs, "essid", essid, sizeof(essid));
 	int pl = httpdFindArg(connData->getArgs, "passwd", passwd, sizeof(passwd));
@@ -317,6 +315,104 @@ int ICACHE_FLASH_ATTR cgiWiFiConnect(HttpdConnData *connData) {
 	return HTTPD_CGI_DONE;
 }
 
+static bool parse_ip(char *buff, ip_addr_t *ip_ptr) {
+	char *next = buff; // where to start parsing next integer
+	int found = 0;     // number of integers parsed
+	uint32_t ip = 0;   // the ip addres parsed
+	for (int i=0; i<32; i++) { // 32 is just a safety limit
+		char c = buff[i];
+		if (c == '.' || c == 0) {
+			// parse the preceding integer and accumulate into IP address
+			bool last = c == 0;
+			buff[i] = 0;
+			uint32_t v = atoi(next);
+			ip = ip | ((v&0xff)<<(found*8));
+			next = buff+i+1; // next integer starts after the '.'
+			found++;
+			if (last) { // if at end of string we better got 4 integers
+				ip_ptr->addr = ip;
+				return found == 4;
+			}
+			continue;
+		}
+		if (c < '0' || c > '9') return false;
+	}
+	return false;
+}
+
+#define DEBUGIP
+#ifdef DEBUGIP
+static void ICACHE_FLASH_ATTR debugIP() {
+	struct ip_info info;
+	if (wifi_get_ip_info(0, &info)) {
+		os_printf("\"ip\": \"%d.%d.%d.%d\"\n", IP2STR(&info.ip.addr));
+		os_printf("\"netmask\": \"%d.%d.%d.%d\"\n", IP2STR(&info.netmask.addr));
+		os_printf("\"gateway\": \"%d.%d.%d.%d\"\n", IP2STR(&info.gw.addr));
+		os_printf("\"hostname\": \"%s\"", flashConfig.hostname);
+	} else {
+		os_printf("\"ip\": \"-none-\"\n");
+	}
+}
+#endif
+
+// Change special settings
+int ICACHE_FLASH_ATTR cgiWiFiSpecial(HttpdConnData *connData) {
+	char hostname[32];
+	char staticip[32];
+	char netmask[32];
+	char gateway[32];
+
+	if (connData->conn==NULL) return HTTPD_CGI_DONE;
+
+	// get args and their string lengths
+	int hl = httpdFindArg(connData->getArgs, "hostname", hostname, sizeof(hostname));
+	int sl = httpdFindArg(connData->getArgs, "staticip", staticip, sizeof(staticip));
+	int nl = httpdFindArg(connData->getArgs, "netmask", netmask, sizeof(netmask));
+	int gl = httpdFindArg(connData->getArgs, "gateway", gateway, sizeof(gateway));
+
+	if (hl >= 0 && sl >= 0 && nl >= 0 && gl >= 0) {
+		if (sl > 0) {
+			// static IP overrides hostname (HDCP stuff)
+			wifi_station_dhcpc_stop();
+			struct ip_info ipi;
+			bool ok = parse_ip(staticip, &ipi.ip);
+			if (nl > 0) ok = ok && parse_ip(netmask, &ipi.netmask);
+			else IP4_ADDR(&ipi.netmask, 255, 255, 255, 0);
+			if (gl > 0) ok = ok && parse_ip(gateway, &ipi.gw);
+			else ipi.gw.addr = 0;
+			if (ok) {
+				os_printf("Setting static IP: %s\n", staticip);
+				ok = wifi_set_ip_info(0, &ipi);
+				if (ok) os_printf("Static IP set: %s\n", staticip);
+#ifdef DEBUGIP
+				debugIP();
+#endif
+				jsonHeader(connData, ok ? 200: 400);
+				return HTTPD_CGI_DONE;
+			}
+		} else {
+			// no static IP, set hostname
+			if (hl == 0) os_strcpy(hostname, "esp-link");
+			if (wifi_station_dhcpc_status() == DHCP_STARTED)
+				wifi_station_dhcpc_stop();
+			bool hok = wifi_station_set_hostname(hostname);
+			if (hok) {
+				os_strcpy(flashConfig.hostname, hostname);
+				hok = hok && configSave();
+			}
+			hok = hok && wifi_station_dhcpc_start();
+			if (hok) os_printf("DHCP hostname set: %s\n", hostname);
+			jsonHeader(connData, hok ? 200 : 400);
+			if (!hok) httpdSend(connData, "Error setting hostname or starting DHCP", -1);
+			return HTTPD_CGI_DONE;
+		}
+	}
+
+	jsonHeader(connData, 400);
+	httpdSend(connData, "Cannot parse hostname or staticip", -1);
+	return HTTPD_CGI_DONE;
+}
+
 //This cgi changes the operating mode: STA / AP / STA+AP
 int ICACHE_FLASH_ATTR cgiWiFiSetMode(HttpdConnData *connData) {
 	int len;
@@ -386,9 +482,10 @@ int ICACHE_FLASH_ATTR printWifiInfo(char *buff) {
 
 	struct ip_info info;
 	if (wifi_get_ip_info(0, &info)) {
-		len += os_sprintf(buff+len, ", \"ip\": \"%d.%d.%d.%d\"",
-			(info.ip.addr>>0)&0xff, (info.ip.addr>>8)&0xff,
-			(info.ip.addr>>16)&0xff, (info.ip.addr>>24)&0xff);
+		len += os_sprintf(buff+len, ", \"ip\": \"%d.%d.%d.%d\"", IP2STR(&info.ip.addr));
+		len += os_sprintf(buff+len, ", \"netmask\": \"%d.%d.%d.%d\"", IP2STR(&info.netmask.addr));
+		len += os_sprintf(buff+len, ", \"gateway\": \"%d.%d.%d.%d\"", IP2STR(&info.gw.addr));
+		len += os_sprintf(buff+len, ", \"hostname\": \"%s\"", flashConfig.hostname);
 	} else {
 		len += os_sprintf(buff+len, ", \"ip\": \"-none-\"");
 	}
@@ -449,7 +546,7 @@ int ICACHE_FLASH_ATTR cgiWifiInfo(HttpdConnData *connData) {
 // Init the wireless, which consists of setting a timer if we expect to connect to an AP
 // so we can revert to STA+AP mode if we can't connect.
 void ICACHE_FLASH_ATTR wifiInit() {
-	wifi_station_set_hostname("esp-link");
+	wifi_station_set_hostname(flashConfig.hostname);
 	int x = wifi_get_opmode() & 0x3;
 	os_printf("Wifi init, mode=%s\n", wifiMode[x]);
 	wifi_set_phy_mode(2);
diff --git a/user/cgiwifi.h b/user/cgiwifi.h
index 847e605..557c31a 100644
--- a/user/cgiwifi.h
+++ b/user/cgiwifi.h
@@ -11,6 +11,7 @@ int cgiWiFi(HttpdConnData *connData);
 int cgiWiFiConnect(HttpdConnData *connData);
 int cgiWiFiSetMode(HttpdConnData *connData);
 int cgiWiFiConnStatus(HttpdConnData *connData);
+int cgiWiFiSpecial(HttpdConnData *connData);
 void wifiInit(void);
 
 #endif
diff --git a/user/log.c b/user/log.c
index cf63760..7236ef5 100644
--- a/user/log.c
+++ b/user/log.c
@@ -20,9 +20,11 @@ static bool log_newline; // at start of a new line
 void ICACHE_FLASH_ATTR
 log_uart(bool enable) {
 	if (!enable && !log_no_uart) {
+#if 0
 		os_printf("Turning OFF uart log\n");
 		os_delay_us(4*1000L); // time for uart to flush
 		log_no_uart = !enable;
+#endif
 	} else if (enable && log_no_uart) {
 		log_no_uart = !enable;
 		os_printf("Turning ON uart log\n");
diff --git a/user/user_main.c b/user/user_main.c
index 5471faf..af3b37b 100644
--- a/user/user_main.c
+++ b/user/user_main.c
@@ -26,8 +26,6 @@
 #include "console.h"
 #include "config.h"
 #include "log.h"
-#define MCU_RESET 12
-#define MCU_ISP   13
 #include 
 
 //#define SHOW_HEAP_USE
@@ -88,6 +86,7 @@ HttpdBuiltInUrl builtInUrls[]={
 	{"/wifi/connect", cgiWiFiConnect, NULL},
 	{"/wifi/connstatus", cgiWiFiConnStatus, NULL},
 	{"/wifi/setmode", cgiWiFiSetMode, NULL},
+	{"/wifi/special", cgiWiFiSpecial, NULL},
 	{"/pins", cgiPins, NULL},
 
 	{"*", cgiEspFsHook, NULL}, //Catch-all cgi function for the filesystem
@@ -113,31 +112,32 @@ static char *rst_codes[] = {
 	"normal", "wdt reset", "exception", "soft wdt", "restart", "deep sleep", "???",
 };
 
+# define VERS_STR_STR(V) #V
+# define VERS_STR(V) VERS_STR_STR(V)
+char *esp_link_version = VERS_STR(VERSION);
+
 //Main routine. Initialize stdout, the I/O, filesystem and the webserver and we're done.
 void user_init(void) {
-	// init gpio pins used to reset&reprogram attached microcontrollers
+	// get the flash config so we know how to init things
+	//configWipe(); // uncomment to reset the config for testing purposes
+	bool restoreOk = configRestore();
+	// init gpio pin registers
 	gpio_init();
-	// put MCU into reset in case it interferes with serial-programming of the esp8266
-	//GPIO_OUTPUT_SET(MCU_RESET, 0);
 	// init UART
-	uart_init(BIT_RATE_115200, BIT_RATE_115200);
+	uart_init(flashConfig.baud_rate, 115200);
+	logInit(); // must come after init of uart
 	// say hello (leave some time to cause break in TX after boot loader's msg
 	os_delay_us(10000L);
-# define VERS_STR_STR(V) #V
-# define VERS_STR(V) VERS_STR_STR(V)
-	os_printf("\n\nInitializing esp-link\n" VERS_STR(VERSION) "\n");
-	//configWipe();
-	if (configRestore()) os_printf("Flash config restored\n");
-	else os_printf("*** Flash config restore failed, using defaults ***\n");
+	os_printf("\n\n** %s\n", esp_link_version);
+	os_printf("Flash config restore %s\n", restoreOk ? "ok" : "*FAILED*");
 	// Status LEDs
 	statusInit();
 	serledInit();
-	logInit();
 	// Wifi
 	wifiInit();
 	// init the flash filesystem with the html stuff
 	EspFsInitResult res = espFsInit(&_binary_espfs_img_start);
-	os_printf("espFsInit(0x%08lx) returned %d\n", (uint32_t)&_binary_espfs_img_start, res);
+	os_printf("espFsInit %s\n", res?"ok":"ERR");
 	// mount the http handlers
 	httpdInit(builtInUrls, 80);
 	// init the wifi-serial transparent bridge (port 23)