tanner/pslockout
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Get cards from auth server

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This commit is contained in:
Tanner Collin
2018-11-13 19:31:53 -07:00
parent 75d4395964
commit bf140f02fb
1 changed files with 108 additions and 51 deletions
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129
firmware/firmware.ino
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@@ -2,12 +2,13 @@
#include <ArduinoJson.h>
#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>
#include <EEPROM.h>
const char* WIFI_SSID = "Protospace";
const char* WIFI_PASS = "yycmakers";
const char* WIFI_SSID = "tanner";
const char* WIFI_PASS = "point cloud truck dust swim army";
char wifiMACAddr[18];
const String SOCKET_URL = String("http://tools-socket.protospace.ca/api/lockout/");
const String CARD_URL = String("http://tools-auth.protospace.ca/cards/");
const String SOCKET_URL = String("http://192.168.1.9:8080/api/lockout/");
const String CARD_URL = String("http://192.168.1.9:8000/cards/");
#define CARD_BUFFER_LENGTH 14
char cardBuffer[CARD_BUFFER_LENGTH];
@@ -21,7 +22,7 @@ typedef struct __attribute__((packed)) cardData {
char tail;
} cardData_t;
String authorizedCards = String("00000C5123,00000D1234,00000C5999,00000C5998,00000C5666");
#define LOGGING true
#define RELAY_PIN D1
#define GREEN_BUTTON_PIN D3
@@ -36,12 +37,12 @@ String authorizedCards = String("00000C5123,00000D1234,00000C5999,00000C5998,000
#define LED_ON HIGH
#define LED_OFF !LED_ON
#define LOGGING true
#define DELAY_TIME 10
#define COMM_LOCK_IDLE_TIME 50
#define COMM_CARD_IDLE_TIME 200
#define ONE_SECOND 1000
#define DELAY_TIME ONE_SECOND / 100
#define COMM_LOCK_IDLE_TIME ONE_SECOND / 2
#define COMM_CARD_IDLE_TIME ONE_SECOND * 60 * 5
#define EEPROM_SIZE 4095
#define EEPROM_START 0
enum wifiStates
{
@@ -63,8 +64,8 @@ enum commStates
{
COMM_INIT,
COMM_IDLE,
COMM_GET_LOCK,
COMM_GET_CARD,
COMM_LOCK,
COMM_CARD,
} commState = COMM_INIT;
void setup()
@@ -77,6 +78,8 @@ void setup()
pinMode(RED_BUTTON_PIN, INPUT_PULLUP);
pinMode(GREEN_LED_PIN, OUTPUT);
pinMode(RED_LED_PIN, OUTPUT);
EEPROM.begin(EEPROM_SIZE);
}
void loop()
@@ -113,11 +116,13 @@ void loop()
delay(DELAY_TIME);
}
int8_t charToNum(char input) {
int8_t charToNum(char input)
{
return String("0123456789ABCDEF").indexOf(input);
}
bool checksum(cardData_t *cardData) {
bool checksum(cardData_t *cardData)
{
// checksum is each hex data byte xord'd together.
// each char is a hex nibble, so we have to work in pairs.
@@ -141,14 +146,23 @@ bool checksum(cardData_t *cardData) {
}
}
void checkCard() {
void checkCard()
{
cardData_t *cardData = (cardData_t *) cardBuffer;
if (cardData->head == 0x2 && cardData->tail == 0x3 && checksum(cardData)) {
String cardStr = String();
String authorizedCards = String();
for (int i = 0; i < CARD_DATA_LENGTH; i++)
for (int i = 0; i < CARD_DATA_LENGTH; i++) {
cardStr += cardData->data[i];
}
for (int i = EEPROM_START; i < EEPROM_SIZE; i++) {
char tmp = EEPROM.read(i);
authorizedCards += tmp;
if (tmp == '$') break;
}
if (LOGGING) Serial.println("[INFO] Good scan from card: " + cardStr);
@@ -158,7 +172,7 @@ void checkCard() {
lockState = LOCK_PREARM;
}
} else {
if (LOGGING) Serial.println("[INFO] Card not authorized or machine.");
if (LOGGING) Serial.println("[INFO] Card not authorized on machine.");
}
}
}
@@ -273,7 +287,8 @@ void processLockState()
}
// JSON functions to prevent memory leaking
String serializeLockJson(uint8_t lockState) {
String serializeLockJson(uint8_t lockState)
{
// Generated with: https://arduinojson.org/assistant/
const size_t bufferSize = JSON_OBJECT_SIZE(1) + 50;
DynamicJsonBuffer jsonBuffer(bufferSize);
@@ -286,7 +301,8 @@ String serializeLockJson(uint8_t lockState) {
return postData;
}
String deserializeLockJson(String input) {
String deserializeLockJson(String input)
{
// Generated with: https://arduinojson.org/assistant/
const size_t bufferSize = JSON_OBJECT_SIZE(1) + 50;
DynamicJsonBuffer jsonBuffer(bufferSize);
@@ -313,32 +329,33 @@ void processCommState()
commLockIdleCount++;
commCardIdleCount++;
if (commLockIdleCount >= COMM_LOCK_IDLE_TIME / DELAY_TIME) {
commState = COMM_GET_LOCK;
} else if (commCardIdleCount >= COMM_CARD_IDLE_TIME / DELAY_TIME) {
commState = COMM_GET_CARD;
if (commLockIdleCount >= COMM_LOCK_IDLE_TIME) {
commState = COMM_LOCK;
} else if (commCardIdleCount >= COMM_CARD_IDLE_TIME) {
commState = COMM_CARD;
}
break;
case COMM_GET_LOCK:
case COMM_LOCK:
{
if (LOGGING) Serial.println("[INFO] Lock state HTTP begin.");
HTTPClient http;
//http.begin("https://url", "7a 9c f4 db 40 d3 62 5a 6e 21 bc 5c cc 66 c8 3e a1 45 59 38"); //HTTPS
http.begin(SOCKET_URL + wifiMACAddr);
http.addHeader("Content-Type", "application/json");
HTTPClient lockHTTP;
//lockHTTP.begin("https://url", "7a 9c f4 db 40 d3 62 5a 6e 21 bc 5c cc 66 c8 3e a1 45 59 38"); //HTTPS
lockHTTP.begin(SOCKET_URL + wifiMACAddr);
lockHTTP.addHeader("Content-Type", "application/json");
if (LOGGING) Serial.print("[INFO] HTTP POST: ");
String postData = serializeLockJson(lockState);
if (LOGGING) Serial.println(postData);
uint16_t httpCode = http.POST(postData);
uint16_t lockHTTPCode = lockHTTP.POST(postData);
if (httpCode > 0) {
if (LOGGING) Serial.printf("[INFO] POST success, code: %d\n", httpCode);
if (lockHTTPCode > 0) {
if (LOGGING) Serial.printf("[INFO] POST success, code: %d\n", lockHTTPCode);
if (httpCode == HTTP_CODE_OK) {
if (lockHTTPCode == HTTP_CODE_OK) {
if (LOGGING) Serial.print("[INFO] Resource found, parsing response: ");
String payload = http.getString();
if (LOGGING) Serial.println(payload);
String action = deserializeLockJson(payload);
String lockPayload = lockHTTP.getString();
if (LOGGING) Serial.println(lockPayload);
String action = deserializeLockJson(lockPayload);
if (action == "arm" && lockState == LOCK_OFF) {
lockState = LOCK_PREARM;
@@ -351,12 +368,52 @@ void processCommState()
if (LOGGING) Serial.println("[ERROR] Resource not found.");
}
} else {
if (LOGGING) Serial.printf("[ERROR] POST failed, error: %s\n", http.errorToString(httpCode).c_str());
if (LOGGING) Serial.printf("[ERROR] POST failed, error: %s\n", lockHTTP.errorToString(lockHTTPCode).c_str());
}
commLockIdleCount = 0;
commState = COMM_IDLE;
}
break;
case COMM_CARD:
{
if (LOGGING) Serial.println("[INFO] Card state HTTP begin.");
HTTPClient cardHTTP;
//cardHTTP.begin("https://url", "7a 9c f4 db 40 d3 62 5a 6e 21 bc 5c cc 66 c8 3e a1 45 59 38"); //HTTPS
cardHTTP.begin(CARD_URL + wifiMACAddr + "/");
cardHTTP.addHeader("Content-Type", "application/json");
if (LOGGING) Serial.println("[INFO] HTTP GET");
uint16_t cardHTTPCode = cardHTTP.GET();
if (cardHTTPCode > 0) {
if (LOGGING) Serial.printf("[INFO] GET success, code: %d\n", cardHTTPCode);
if (cardHTTPCode == HTTP_CODE_OK) {
if (LOGGING) Serial.print("[INFO] Resource found, parsing response: ");
String cardPayload = cardHTTP.getString();
cardPayload += "$"; // Mark the end
if (LOGGING) Serial.println(cardPayload);
for (int i = EEPROM_START; i < cardPayload.length(); i++) {
if (i >= EEPROM_SIZE) break;
EEPROM.write(i, cardPayload.charAt(i));
}
EEPROM.commit();
if (LOGGING) Serial.println("[INFO] Finished getting card data.");
} else {
if (LOGGING) Serial.println("[ERROR] Resource not found.");
}
} else {
if (LOGGING) Serial.printf("[ERROR] POST failed, error: %s\n", cardHTTP.errorToString(cardHTTPCode).c_str());
}
commCardIdleCount = 0;
commState = COMM_IDLE;
}
break;
}
}