Complete restructure to modules.

Using modules and imports makes it much more modular
and managable. There are no 600 row files now

cont/snmp/walker.py

@@ -0,0 +1,65 @@
+import asyncio, os
+from typing import Annotated, Final
+# SNMP
+from pysnmp.hlapi.v3arch.asyncio import *
+# SNMP ENV-------------------------------------------
+ROUND_PREC: Final[int] = int(os.getenv("ROUND_PREC", 2))
+
+SNMPUSER: Final[str] = os.getenv("SNMPUSER", None)
+SNMPPRIVKEY: Final[str] = os.getenv("SNMPPRIVKEY", None)
+SNMPAUTHKEY: Final[str] = os.getenv("SNMPAUTHKEY", None)
+# Right now I'll only use SHA
+# SNMPAUTHPROTO: Final[str] = os.getenv("SNMPAUTHPROTO", "SHA")
+# SNMPPRIVPROTO: Final[str] = os.getenv("SNMPPRIVPROTO", "SHA")
+SNMPORT: Final[int] = int(os.getenv("SNMPORT", 161))
+
+
+# Check if SNMP ENV are empty
+if not SNMPUSER or not SNMPPRIVKEY or not SNMPAUTHKEY:
+    raise Exception("No SNMP user or/and PrivAuth passed")
+
+
+# SNMP
+USMUSRDATA = UsmUserData(
+            userName=SNMPUSER,
+            authKey=SNMPAUTHKEY,
+            privKey=SNMPPRIVKEY,
+            authProtocol=usmHMACSHAAuthProtocol,
+            privProtocol=usmAesCfb128Protocol,
+        )
+
+
+
+
+
+
+# Return a following object
+
+# {
+#     1: "SomeObject",
+#     2: "someOtherObject"
+# }
+
+# The value is always a string so it needs to be converted to int if needed
+
+async def walk_column_v3(snmpEngine, remoteIP: str, base_oid: str) -> dict:
+    rows = {}
+    async for errInd, errStat, errIdx, varBinds in walk_cmd(
+        snmpEngine,
+        USMUSRDATA,
+        await UdpTransportTarget.create((remoteIP, SNMPORT)),
+        ContextData(),
+        ObjectType(ObjectIdentity(base_oid)),
+        lexicographicMode=False,
+    ):
+        if errInd:
+            raise RuntimeError(errInd)
+        if errStat:
+            raise RuntimeError(errStat.prettyPrint())
+
+        for oid, val in varBinds:
+            # index is typically the last sub-identifier
+            idx = int(oid.prettyPrint().split(".")[-1])
+            rows[idx] = val.prettyPrint()
+
+    return rows