Start to create Python client

python_device/.gitignore

@@ -0,0 +1,2 @@
+*.pyc
+storage

python_device/README.md

@@ -0,0 +1,7 @@
+# Python client
+
+Run the client:
+
+```bash
+python3 -m src.main
+```

python_device/src/api.py

@@ -0,0 +1,8 @@
+import requests
+from src.args import args
+
+def get_secure_origin() -> str:
+    res = requests.get(f"{args.unsecure_origin}/secure_origin")
+    if res.status_code < 200 or res.status_code > 299:
+        raise Exception(f"Get secure origin failed with status {res.status_code}")
+    return res.text

python_device/src/args.py

@@ -0,0 +1,12 @@
+import argparse
+import os
+
+parser = argparse.ArgumentParser(
+    description='SolarEnergy Python-based client')
+
+parser.add_argument("--unsecure_origin", help="Change unsecure API origin", default="http://localhost:8080")
+parser.add_argument("--storage", help="Change storage location", default="storage")
+
+args = parser.parse_args()
+
+args.secure_origin_path = os.path.join(args.storage, "SECURE_ORIGIN")

python_device/src/main.py

@@ -0,0 +1,19 @@
+from src.args import args
+import src.api as api
+import os
+
+print("Check storage")
+if not os.path.isdir(args.storage):
+    print("Create storage")
+    os.makedirs(args.storage, exist_ok=True)
+
+
+print("Check secure origin...")
+if not os.path.isfile(args.secure_origin_path):
+    origin = api.get_secure_origin()
+    with open(args.secure_origin_path, "w") as f:
+        f.write(origin)
+
+with open(args.secure_origin_path, "r") as f:
+    args.secure_origin = f.read()
+print(f"Secure origin = {args.secure_origin}")