ci provisioning: Use strings instead of "magic numbers" for connection state

examples/provisioning/legacy/ble_prov/ble_prov_test.py

@@ -87,9 +87,9 @@ def test_examples_provisioning_ble(env, extra_data):
         time.sleep(5)
         print("Wi-Fi connection state")
         ret = esp_prov.get_wifi_config(transport, security)
-        if (ret == 1):
+        if (ret == "connecting"):
             continue
-        elif (ret == 0):
+        elif (ret == "connected"):
             print("Provisioning was successful")
             success = True
         break

examples/provisioning/legacy/softap_prov/softap_prov_test.py

@@ -101,9 +101,9 @@ def test_examples_provisioning_softap(env, extra_data):
         time.sleep(5)
         print("Wi-Fi connection state")
         ret = esp_prov.get_wifi_config(transport, security)
-        if (ret == 1):
+        if (ret == "connecting"):
             continue
-        elif (ret == 0):
+        elif (ret == "connected"):
             print("Provisioning was successful")
             success = True
         break

examples/provisioning/wifi_prov_mgr/wifi_prov_mgr_test.py

@@ -96,12 +96,12 @@ def test_examples_wifi_prov_mgr(env, extra_data):
         time.sleep(5)
         print("Wi-Fi connection state")
         ret = esp_prov.get_wifi_config(transport, security)
-        if (ret == 1):
+        if (ret == "connecting"):
             continue
-        elif (ret == 0):
+        elif (ret == "connected"):
             print("Provisioning was successful")
             success = True
-        elif (ret == 3 and retry < 3):
+        elif (ret == "failed" and retry < 3):
             retry = retry + 1
             print("Connection failed.. retry again...: ", ret)
             continue

tools/esp_prov/esp_prov.py

@@ -475,9 +475,9 @@ if __name__ == '__main__':
         time.sleep(5)
         print("\n==== Wi-Fi connection state  ====")
         ret = get_wifi_config(obj_transport, obj_security)
-        if (ret == 1):
+        if (ret == "connecting"):
             continue
-        elif (ret == 0):
+        elif (ret == "connected"):
             print("==== Provisioning was successful ====")
         else:
             print("---- Provisioning failed ----")

tools/esp_prov/prov/wifi_prov.py

@@ -45,19 +45,25 @@ def config_get_status_response(security_ctx, response_data):
     cmd_resp1.ParseFromString(decrypted_message)
     print_verbose(security_ctx, "Response type " + str(cmd_resp1.msg))
     print_verbose(security_ctx, "Response status " + str(cmd_resp1.resp_get_status.status))
+
     if cmd_resp1.resp_get_status.sta_state == 0:
         print("++++ WiFi state: " + "connected ++++")
+        return "connected"
     elif cmd_resp1.resp_get_status.sta_state == 1:
         print("++++ WiFi state: " + "connecting... ++++")
+        return "connecting"
     elif cmd_resp1.resp_get_status.sta_state == 2:
         print("++++ WiFi state: " + "disconnected ++++")
+        return "disconnected"
     elif cmd_resp1.resp_get_status.sta_state == 3:
         print("++++ WiFi state: " + "connection failed ++++")
         if cmd_resp1.resp_get_status.fail_reason == 0:
             print("++++ Failure reason: " + "Incorrect Password ++++")
         elif cmd_resp1.resp_get_status.fail_reason == 1:
             print("++++ Failure reason: " + "Incorrect SSID ++++")
-    return cmd_resp1.resp_get_status.sta_state
+        return "failed"
+    return "unknown"
+
 
 
 def config_set_config_request(security_ctx, ssid, passphrase):