Adding OTA
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So...
You've created the most awesomest IoT device ever...
& you're gonna sell a million...
Whatcha gonna do when you find a bug?
Current state of OTA in my Modular Firmware
(As of: 2021/05/06)
platformio.ini
1 [env:ESP32]
2 platform = espressif32
3 board = fm-devkit
4 framework = arduino
5 monitor_speed = 115200
6 lib_deps =
7 AsyncElegantOTA
8 ESPAsyncTCP
9 ESP Async WebServer
10 build_flags =
11 -D MPU=ESP32
12
13 [env:ESP8266]
14 platform = espressif8266
15 board = d1_mini
16 framework = arduino
17 monitor_speed = 115200
18 lib_deps =
19 AsyncElegantOTA
20 ESPAsyncTCP
21 ESP Async WebServer
22 build_flags =
23 -D MPU=ESP8266
#includes, Defines, etc...
TopSecret.h
1 const char *host = "Device Name";
2 const char *ssid = "SSID";
3 const char *password = "Password";
libraries.h
1 #ifndef LIBRARIES_H
2 #define LIBRARIES_H
3
4 // WiFi ////////////////////////////////////////////////////////////////////////
5 #if MPU == ESP8266
6 #include <ESP8266WiFi.h>
7 #elif MPU == ESP32
8 #include <WiFi.h>
9 #endif
10
11 #endif // LIBRARIES_H
functions.h
1 // OTA /////////////////////////////////////////////////////////////////////////
2
3 void WiFi_Setup();
4 void OTA_init();
5 void OTA_Loop();
6 void Actual_Setup();
7 void Actual_Loop();
8
9 // Debug ///////////////////////////////////////////////////////////////////////
10 void debug_TitleScreen(); // Title block for the project
11 void debug_ReadyScreen(); // Indicate setup is finished
12 void debug_Separator(); // Make a line
13 void debug_SectionTitle(const char *Title); // Text at the left
14 void debug_LineOut(const char *Line); // Text 3 characters inset
15 void debug_Action(const char *Line); // Text centred
16 void debug_Trouble(const char *Line); //
17 void debug_Success(const char *Line); //
18 void debug_ProgressBar0();
19 void debug_ProgressBar1();
20 void debug_ProgressBar2(int dotcount);
21 void debug_ESP_info();
debug.h
1 const char DeviceName[] = "ESP Web OTA";
2 const char DeviceDesc[] = "ESP Web OTA";
OTA_Web.h
1 #ifndef OTA_WEB_H
2 #define OTA_WEB_H
3
4 #include "OTA_poop.h"
5
6 /* Style */
7 String style =
8 "<style>"
9 "#file-input,"
10 "input{width:100%;height:44px;border-radius:4px;margin:10px auto;font-size:15px}"
11 "input{background:#f1f1f1;border:0;padding:0 15px}"
12
13 "body{background:#004400;font-family:sans-serif;font-size:14px;color:#777}"
14
15 "#file-input{padding:0;border:1px solid #ddd;line-height:44px;text-align:left;display:block;cursor:pointer}"
16 "#bar,"
17 "#prgbar{background-color:#f1f1f1;border-radius:10px}"
18
19 "#bar{background-color:#3498db;width:0%;height:10px}"
20 "form{background:#fff;max-width:512px;margin:75px auto;padding:30px;border-radius:5px;text-align:center}"
21 ".btn{background:#660066;color:#fff;cursor:pointer}"
22 "</style>";
23
24 /* Login page */
25 String RootPage =
26 "<form name=loginForm>"
27 "<h1>"
28 // + Type +
29 // " "
30 + sDeviceName +
31 // " "
32 // + DeviceName +
33 " </h1>"
34 "<input type=submit "
35 "onclick=window.open('/update')"
36 " class=btn value=Update>"
37
38 "<input type=submit "
39 "onclick=check(this.form)"
40 " class=btn value=Downdate>"
41
42 "<input type=submit "
43 "onclick=puke(this.form)"
44 " class=btn value=Maybe>"
45
46 "</form>"
47 "<script>"
48 "function check(form) {"
49 "{window.open('/Test', '_self')}"
50 "}"
51 "</script>"
52
53 "<script>"
54 "function puke(form) {"
55 // "{window.open(\"/Test\", \"_self\")}"
56 "{window.open(\"/Test\")}"
57 "}"
58 "</script>" +
59 style;
60
61 String TestPage =
62 "<H1>This</H1>"
63 "<H2>is only a</H2>"
64 "<H1>TEST!</H1>";
65 #endif // OTA_WEB_H
OTA_poop.h
1 const char* OTAuser = "root";
2 const char* OTApass = "F00Bar!";
3
4 #ifdef SS_Alert
5 const String sDeviceName = "SugarShack PumpHouse Alerter";
6
7 #elif SS_PHTank
8 const String sDeviceName = "SugarShack PumpHouse Tank Monitor";
9
10 #elif SS_PHLightBar
11 const String sDeviceName = "SugarShack PumpHouse LightBar Driver";
12
13 #elif SS_Dumper
14 const String sDeviceName = "SugarShack PumpHouse Dumper Monitor";
15
16 #elif SS_RO
17 const String sDeviceName = "SugarShack Reverse-Osmosis Unit Monitor";
18
19 #elif SS_Evaporator
20 const String sDeviceName = "SugarShack Evaporator Monitor";
21
22 #elif SS_BottlingTank
23 const String sDeviceName = "SugarShack Bottling Tank Monitor";
24
25 #elif SS_Climate
26 const String sDeviceName = "SugarShack Climate Monitor";
27
28 #elif SS_HoldingTanks
29 const String sDeviceName = "SugarShack Holding Tank Monitor";
30
31 #elif SS_FeedTank
32 const String sDeviceName = "SugarShack Feed Tank Monitor";
33
34 #else
35 const String sDeviceName = "NFC What this one is...";
36 #endif // FOOBAR
ActualStuff.h
1 void ActualSetup();
2 void ActualLoop();
The Code Itself
main.cpp
1 #include <Arduino.h>
2
3 #if MPU == ESP8266
4 const char *MPUtype = "ESP8266";
5 #elif MPU == ESP32
6 const char *MPUtype = "ESP32";
7 #endif
8
9 #include "functions.h"
10
11 void setup(void)
12 {
13 Serial.begin(115200);
14 delay(500);
15 Serial.println(MPUtype);
16
17 WiFi_Setup();
18 OTA_init();
19 Actual_Setup();
20 }
21
22 void loop(void)
23 {
24 OTA_Loop();
25 Actual_Loop();
26 }
WiFi.cpp
1 #if MPU == ESP8266
2 #include <ESP8266WiFi.h>
3 #include <ESPAsyncTCP.h>
4 // const char *MPUtype = "ESP8266";
5 #elif MPU == ESP32
6 #include <WiFi.h>
7 #include <WiFiClient.h>
8 // #include <ESPmDNS.h>
9 // const char *MPUtype = "ESP32";
10 #endif
11
12 #include "TopSecret.h"
13
14 void WiFi_Setup()
15 {
16 WiFi.mode(WIFI_STA);
17 WiFi.begin(ssid, password);
18
19 // Wait for connection
20 while (WiFi.status() != WL_CONNECTED)
21 {
22 delay(500);
23 Serial.print(".");
24 }
25 Serial.println("");
26 Serial.printf("Connected to %s\n", ssid);
27 Serial.printf("IP address: %s\n", WiFi.localIP().toString().c_str());
28 }
OTA.cpp
1 #include <ESPAsyncWebServer.h>
2 #include <AsyncElegantOTA.h>
3 #include "functions.h"
4 // #include "debug.h"
5
6 AsyncWebServer server(80);
7
8 #include "OTA_Web.h"
9
10 void OTA_init()
11 {
12 debug_SectionTitle("Initializing OTA System...");
13
14 server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) {
15 request->send(200, "text/html", RootPage);
16 });
17
18 server.on("/Test", HTTP_GET, [](AsyncWebServerRequest *request) {
19 request->send(200, "text/html", TestPage);
20 });
21
22 AsyncElegantOTA.begin(&server, OTAuser, OTApass); // Start ElegantOTA
23 server.begin();
24 debug_LineOut("HTTP server started");
25 }
26
27 void OTA_Loop()
28 {
29 AsyncElegantOTA.loop();
30 }
ActualStuff.cpp
1 #include <Arduino.h>
2
3 //variabls for blinking an LED with Millis
4 const int led = 2; // ESP32 Pin to which onboard LED is connected
5 unsigned long previousMillis = 0; // will store last time LED was updated
6 const long interval = 1000; // interval at which to blink (milliseconds)
7 int ledState = LOW; // ledState used to set the LED
8
9 void Actual_Setup()
10 {
11 pinMode(led, OUTPUT);
12 }
13
14 void Actual_Loop()
15 {
16 //loop to blink without delay
17 unsigned long currentMillis = millis();
18 if (currentMillis - previousMillis >= interval)
19 {
20 // save the last time you blinked the LED
21 previousMillis = currentMillis;
22 // if the LED is off turn it on and vice-versa:
23 ledState = not(ledState);
24 // set the LED with the ledState of the variable:
25 digitalWrite(led, ledState);
26 }
27 }
Debugging.cpp
1 #include "libraries.h"
2 #include "functions.h"
3 #include "debug.h"
4
5 void debug_TitleScreen()
6 {
7 Serial.printf("\n\n#================================================#\n");
8 Serial.printf("# %-46s #\n", DeviceName);
9 Serial.printf("# %-46s #\n", DeviceDesc);
10 Serial.printf("+------------------------------------------------+\n");
11 Serial.printf("# WiFi Enabled... #\n");
12 Serial.printf("# Speaks fluent MQTT... #\n");
13 Serial.printf("#================================================#\n");
14 }
15
16 void debug_ReadyScreen()
17 {
18 Serial.printf("#================================================#\n");
19 Serial.printf("# Ready To Run. #\n");
20 Serial.printf("#================================================#\n");
21 }
22
23 void debug_Separator()
24 {
25 Serial.printf("+------------------------------------------------+\n");
26 }
27
28 void debug_SectionTitle(const char *Title)
29 {
30 Serial.printf("| %-46s |\n", Title);
31 }
32
33 void debug_LineOut(const char *Line)
34 {
35 Serial.printf("| %-43s |\n", Line);
36 }
37
38 void debug_Action(const char *Line)
39 {
40 {
41 const char *SPACE = " ";
42 char BUFFER[100];
43 char BUFFER2[100];
44
45 int BuffSize = (23 - (strlen(Line) / 2));
46
47 strcpy(BUFFER, SPACE);
48 BUFFER[BuffSize] = '\0';
49
50 sprintf(BUFFER2, "%s%s", BUFFER, Line);
51 Serial.printf("| %-46s |\n", BUFFER2);
52 }
53 }
54
55 void debug_Trouble(const char *Line)
56 {
57 Serial.printf("* %-46s *\n", Line);
58 }
59
60 void debug_Success(const char *Line)
61 {
62 Serial.printf("+ %-46s +\n", Line);
63 }
64
65 void debug_ProgressBar0()
66 {
67 Serial.printf("| ");
68 }
69
70 void debug_ProgressBar1()
71 {
72 Serial.printf(".");
73 }
74
75 void debug_ProgressBar2(int dotcount)
76 {
77 for (int i = 0; i < (47 - dotcount); i++)
78 {
79 Serial.printf(" ");
80 }
81 Serial.printf("|\n");
82 }
83
84 void debug_ESP_info()
85 {
86 #if MPU == ESP8266
87 char Line[46];
88 // Check and report on the flash memory on this board
89 debug_SectionTitle("Board flash memory Info");
90 uint32_t realSize = ESP.getFlashChipRealSize();
91 uint32_t ideSize = ESP.getFlashChipSize();
92 FlashMode_t ideMode = ESP.getFlashChipMode();
93 sprintf(Line, "Flash real id: %08X", ESP.getFlashChipId());
94 debug_LineOut(Line);
95 sprintf(Line, "Flash real size: %u", realSize);
96 debug_LineOut(Line);
97 sprintf(Line, "Flash ide size: %u", ideSize);
98 debug_LineOut(Line);
99 sprintf(Line, "Flash ide speed: %u", ESP.getFlashChipSpeed());
100 debug_LineOut(Line);
101 sprintf(Line, "Flash ide mode: %s", (ideMode == FM_QIO ? "QIO" : ideMode == FM_QOUT ? "QOUT"
102 : ideMode == FM_DIO ? "DIO"
103 : ideMode == FM_DOUT ? "DOUT"
104 : "UNKNOWN"));
105 debug_LineOut(Line);
106 if (ideSize != realSize)
107 {
108 sprintf(Line, "Flash Chip configuration wrong!");
109 }
110 else
111 {
112 sprintf(Line, "Flash Chip configuration ok.");
113 }
114 debug_LineOut(Line);
115 #elif MPU == ESP32
116 //
117 #endif
118 }
