Chapter 9

2022-03-04 23:37:15 +00:00
parent 92e3829085
commit 878b50fb65
16 changed files with 645 additions and 0 deletions
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+<!DOCTYPE html>
+<meta charset="utf-8">
+<h1>Hello</h1>
+<p>World</p>
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+import robot_wifi
+
+from adafruit_esp32spi import adafruit_esp32spi_wsgiserver
+from adafruit_wsgi.wsgi_app import WSGIApp
+
+app = WSGIApp()
+
+@app.route("/")
+def index(request):
+  with open("hello.html") as fd:
+    hello_html = fd.read()
+  return 200, [('Content-Type',"text/html")], hello_html
+
+print("Setting up wifi.")
+wifi, esp = robot_wifi.connect_to_wifi()
+server = adafruit_esp32spi_wsgiserver.WSGIServer(
+  80,
+  application=app 
+)
+adafruit_esp32spi_wsgiserver.set_interface(esp)
+
+print("Starting server")
+
+server.start()
+ip_int = ".".join(str(int(n)) for n in esp.ip_address)
+print(f"IP Address is {ip_int}")
+while True:
+    try:
+        server.update_poll()
+        # background task
+    except:
+        print("Shutting down wifi on failure. resetting ESP")
+        wifi.reset()
+        raise
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+import robot_wifi
+
+from adafruit_esp32spi import adafruit_esp32spi_wsgiserver
+from adafruit_wsgi.wsgi_app import WSGIApp
+
+app = WSGIApp()
+
+@app.route("/")
+def index(request):
+  return 200, [], "Hello world!"
+
+print("Setting up wifi.")
+wifi, esp = robot_wifi.connect_to_wifi()
+server = adafruit_esp32spi_wsgiserver.WSGIServer(
+  80,
+  application=app 
+)
+adafruit_esp32spi_wsgiserver.set_interface(esp)
+
+print("Starting server")
+
+server.start()
+ip_int = ".".join(str(int(n)) for n in esp.ip_address)
+print(f"IP Address is {ip_int}")
+while True:
+    try:
+        server.update_poll()
+        # background task
+    except:
+        print("Shutting down wifi on failure. resetting ESP")
+        wifi.reset()
+        raise
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+import board
+import busio
+from digitalio import DigitalInOut
+from adafruit_esp32spi import adafruit_esp32spi
+from adafruit_esp32spi import adafruit_esp32spi_wifimanager
+
+try:
+ from secrets import secrets
+except ImportError:
+ print("WiFi secrets are kept in secrets.py, please add them there!")
+ raise
+
+
+def connect_to_wifi():
+  esp32_cs = DigitalInOut(board.GP10)
+  esp32_ready = DigitalInOut(board.GP9)
+  esp32_reset = DigitalInOut(board.GP8)
+
+  spi = busio.SPI(board.GP14, MOSI=board.GP11, MISO=board.GP12)
+  esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
+  esp.reset()
+  wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets)
+  wifi.connect()
+
+  return wifi, esp