Completed WiFi credentials code
WiFi data now set/resest/saved as needed. Next up: saving/resetting Setup Code.
This commit is contained in:
Gregg
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commit
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@ -51,15 +51,14 @@ void Span::begin(Category catID, char *displayName, char *hostNameBase, char *mo
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Serial.print(__TIME__);
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Serial.print("\n\n");
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if(!digitalRead(resetPin)){ // factory reset pin is low
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if(!digitalRead(resetPin)){ // factory reset pin is low upon start-up
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nvs_flash_erase(); // erase NVS storage
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Serial.print("** FACTORY RESET PIN LOW! ALL STORED DATA ERASED **\n** PROGRAM HALTED **\n");
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while(1){
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digitalWrite(LED_BUILTIN,HIGH);
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delay(100);
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digitalWrite(LED_BUILTIN,LOW);
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delay(500);
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}
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Serial.print("** FACTORY RESET PIN LOW! ALL STORED DATA ERASED **\n");
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statusLED.start(100);
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delay(5000);
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Serial.print("Re-starting...\n\n");
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statusLED.off();
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ESP.restart();
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}
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} // begin
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@ -207,13 +206,6 @@ void Span::initWifi(){
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Network network; // initialization of WiFi credentials and Setup Code
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struct {
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char ssid[MAX_SSID+1];
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char pwd[MAX_PWD+1];
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} wifiData;
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char setupCode[9];
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char id[18]; // create string version of Accessory ID for MDNS broadcast
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memcpy(id,HAPClient::accessory.ID,17); // copy ID bytes
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id[17]='\0'; // add terminating null
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@ -230,9 +222,9 @@ void Span::initWifi(){
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nvs_open("WIFI",NVS_READWRITE,&wifiHandle); // open WIFI data namespace in NVS
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if(!nvs_get_blob(wifiHandle,"WIFIDATA",NULL,&len)){ // if found WiFi data in NVS
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nvs_get_blob(wifiHandle,"WIFIDATA",&wifiData,&len); // retrieve data
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} else {
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nvs_get_blob(wifiHandle,"WIFIDATA",&network.wifiData,&len); // retrieve data
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} else { // configure network and setup code
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network.scan(); // scan for networks
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@ -280,20 +272,24 @@ void Span::initWifi(){
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} // while loop
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Serial.println(status);
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Serial.print("'"); Serial.print(network.ssid); Serial.println("'");
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Serial.print("'"); Serial.print(mask(network.pwd,2)); Serial.println("'");
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Serial.print("'"); Serial.print(network.setupCode); Serial.println("'");
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while(1);
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Serial.print("Saving WiFi credentials for: ");
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Serial.print(network.wifiData.ssid);
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Serial.print("...\n");
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// delay(2000); // pause while prior page is displayed
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// WiFi.softAPdisconnect(true); // terminate connections and shut down captive access point
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// ESP.restart(); // re-start device
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nvs_set_blob(wifiHandle,"WIFIDATA",&network.wifiData,sizeof(network.wifiData)); // update data
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nvs_commit(wifiHandle); // commit to NVS
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if(strlen(network.setupCode)){
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Serial.print("Saving new Setup Code: ");
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Serial.print(network.setupCode);
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Serial.print("...\n");
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}
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nvs_set_blob(wifiHandle,"WIFIDATA",&wifiData,sizeof(wifiData)); // update data
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nvs_commit(wifiHandle); // commit to NVS
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}
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Serial.print("\n*** Re-starting ***\n\n");
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delay(500);
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ESP.restart(); // re-start device
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} // configure network
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int nTries=0;
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@ -301,11 +297,11 @@ void Span::initWifi(){
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while(WiFi.status()!=WL_CONNECTED){
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Serial.print("Connecting to: ");
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Serial.print(wifiData.ssid);
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Serial.print(network.wifiData.ssid);
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Serial.print("... ");
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nTries++;
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if(WiFi.begin(wifiData.ssid,wifiData.pwd)!=WL_CONNECTED){
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if(WiFi.begin(network.wifiData.ssid,network.wifiData.pwd)!=WL_CONNECTED){
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int delayTime=nTries%6?5000:60000;
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char buf[8]="";
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Serial.print("Can't connect. Re-trying in ");
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@ -36,23 +36,23 @@ void Network::scan(){
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boolean Network::serialConfigure(){
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sprintf(ssid,"");
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sprintf(pwd,"");
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sprintf(wifiData.ssid,"");
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sprintf(wifiData.pwd,"");
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while(!strlen(ssid)){
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while(!strlen(wifiData.ssid)){
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Serial.print(">>> WiFi SSID: ");
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readSerial(ssid,MAX_SSID);
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if(atoi(ssid)>0 && atoi(ssid)<=numSSID){
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strcpy(ssid,ssidList[atoi(ssid)-1]);
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readSerial(wifiData.ssid,MAX_SSID);
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if(atoi(wifiData.ssid)>0 && atoi(wifiData.ssid)<=numSSID){
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strcpy(wifiData.ssid,ssidList[atoi(wifiData.ssid)-1]);
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}
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Serial.print(ssid);
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Serial.print(wifiData.ssid);
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Serial.print("\n");
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}
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while(!strlen(pwd)){
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while(!strlen(wifiData.pwd)){
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Serial.print(">>> WiFi PASS: ");
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readSerial(pwd,MAX_PWD);
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Serial.print(mask(pwd,2));
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readSerial(wifiData.pwd,MAX_PWD);
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Serial.print(mask(wifiData.pwd,2));
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Serial.print("\n");
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}
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@ -60,10 +60,10 @@ boolean Network::serialConfigure(){
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while(WiFi.status()!=WL_CONNECTED){
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Serial.print("\nConnecting to: ");
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Serial.print(ssid);
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Serial.print(wifiData.ssid);
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Serial.print("... ");
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if(WiFi.begin(ssid,pwd)!=WL_CONNECTED){
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if(WiFi.begin(wifiData.ssid,wifiData.pwd)!=WL_CONNECTED){
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char buf[8]="";
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Serial.print("Can't connect. Re-trying in 5 seconds (or type 'X <return>' to cancel)...");
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long sTime=millis();
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@ -245,6 +245,11 @@ void Network::apConfigure(char *apName){
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} // process HAP Client
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if(client){
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Serial.print("*** Stopping Client ***\n");
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client.stop();
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}
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} // while 1
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}
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@ -272,14 +277,14 @@ void Network::processRequest(char *body, char *formData){
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LOG1("In Post Configure...\n");
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getFormValue(formData,"network",ssid,MAX_SSID);
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getFormValue(formData,"pwd",pwd,MAX_PWD);
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getFormValue(formData,"network",wifiData.ssid,MAX_SSID);
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getFormValue(formData,"pwd",wifiData.pwd,MAX_PWD);
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timer=millis();
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homeSpan.statusLED.start(1000);
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responseBody+="<meta http-equiv = \"refresh\" content = \"2; url = /wifi-status\" />"
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"<p>Initiating WiFi connection to:</p><p><b>" + String(ssid) + "</p>";
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"<p>Initiating WiFi connection to:</p><p><b>" + String(wifiData.ssid) + "</p>";
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} else
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@ -287,7 +292,7 @@ void Network::processRequest(char *body, char *formData){
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getFormValue(formData,"code",setupCode,8);
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if(allowedCode(setupCode)){
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responseBody+="<p><b>Settings saved!</b></p><p>Restarting HomeSpan.</p><p>Please close this window...</p>";
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responseBody+="<p><b>Settings saved!</b></p><p>Restarting HomeSpan.</p><p>Closing window...</p>";
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alarmTimeOut=millis()+2000;
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apStatus=1;
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@ -299,7 +304,7 @@ void Network::processRequest(char *body, char *formData){
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} else
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if(!strncmp(body,"GET /cancel ",12)){ // GET CANCEL
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responseBody+="<p><b>Configuration Canceled!</b></p><p>Restarting HomeSpan.</p><p>Please close this window...</p>";
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responseBody+="<p><b>Configuration Canceled!</b></p><p>Restarting HomeSpan.</p><p>Closing window...</p>";
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alarmTimeOut=millis()+2000;
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apStatus=-1;
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} else
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@ -308,17 +313,17 @@ void Network::processRequest(char *body, char *formData){
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LOG1("In Get WiFi Status...\n");
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if(WiFi.status()!=WL_CONNECTED && WiFi.begin(ssid,pwd)!=WL_CONNECTED){
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if(WiFi.status()!=WL_CONNECTED && WiFi.begin(wifiData.ssid,wifiData.pwd)!=WL_CONNECTED){
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responseHead+="Refresh: 5\r\n";
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responseBody+="<p>Re-trying connection to:</p><p><b>" + String(ssid) + "</p>";
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responseBody+="<p>Re-trying connection to:</p><p><b>" + String(wifiData.ssid) + "</p>";
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responseBody+="<p>Timeout in " + String((alarmTimeOut-millis())/1000) + " seconds.</p>";
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responseBody+="<center><button onclick=\"document.location='/landing-page'\">Cancel</button></center>";
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} else {
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homeSpan.statusLED.start(500,0.3,2,1000); // slow double-blink
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responseBody+="<p>SUCCESS! Connected to:</p><p><b>" + String(ssid) + "</b></p>";
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responseBody+="<p>SUCCESS! Connected to:</p><p><b>" + String(wifiData.ssid) + "</b></p>";
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responseBody+="<p>You may enter new 8-digit Setup Code below, or leave blank to retain existing code.</p>";
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responseBody+="<form action=\"/save\" method=\"post\">"
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@ -22,8 +22,11 @@ struct Network {
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boolean landingPage=false; // check to see if captive access point landing page is accessed
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int apStatus; // tracks access point status (0=timed-out, -1=cancel, 1=save)
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char ssid[MAX_SSID+1];
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char pwd[MAX_PWD+1];
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struct {
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char ssid[MAX_SSID+1];
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char pwd[MAX_PWD+1];
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} wifiData;
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char setupCode[8+1];
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void scan(); // scan for WiFi networks and save only those with unique SSIDs
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