implemented working fingerprinting prototype

common/src/main/resources/deviceFingerprinting/gen_packs.py

@@ -0,0 +1,33 @@
+import zipfile
+import hashlib
+import uuid
+import json
+
+SERVER_URL = "http://localhost:8080/api/devicefingerprinting"
+packs = []
+
+def file_sha1(path):
+    h = hashlib.sha1()
+    with open(path, "rb") as f:
+        for chunk in iter(lambda: f.read(8192), b""):
+            h.update(chunk)
+    return h.hexdigest()
+
+for i in range(0, 24):
+    path = f"packs/{i}"
+
+    with zipfile.ZipFile(path, mode="w") as zf:
+        zf.writestr(
+            "pack.mcmeta",
+            '{"pack":{"pack_format":22,"supported_formats":[22,1000],"description":"pack ' + str(i) + '"}}',
+        )
+
+    hash = file_sha1(path)
+    packs.append({
+        "url": f"{SERVER_URL}/packs/{i}",
+        "uuid": str(uuid.uuid4()),
+        "hash": hash
+    })
+
+with open("packs.json", "w") as f:
+    json.dump(packs, f, indent=4)