signal backend

dbService.py

@@ -2,6 +2,7 @@ from typing import List
 from pymongo.asynchronous.database import AsyncDatabase
 from typing import List
 from entities.PacketGroup import PacketGroup
+from entities.PacketSignal import PacketSignal
 
 class NodeDbService:
     def __init__(self, dbStore):
@@ -92,6 +93,30 @@ class PacketDbService:
     def __init__(self, dbStore):
         self.dbStore:AsyncDatabase = dbStore
 
+    async def findPacketsSignals(self,
+                                after: float = -1, 
+                                before: float = -1, 
+                                nums: List[int] = []):
+        pipeline = []
+        match = {}
+        if after != -1 or before != -1:
+            match["ts"] = {}
+            if after != -1:
+                match["ts"]["$gt"] = after
+            if before != -1:
+                match["ts"]["$lt"] = before
+
+        if nums:
+            if type(nums) != list:
+                nums = [nums]
+            match["from"] = {"$in":nums}
+
+        pipeline.append({"$match":match})
+        collection = self.dbStore['packet']
+        c = await collection.aggregate(pipeline)
+        l = await c.to_list()
+        return [PacketSignal(p) for p in l]
+
     async def findPacketsAndGroupCount(self, 
                                        after: float = -1, 
                                        before: float = -1, 

entities/PacketSignal.py

@@ -0,0 +1,6 @@
+__slots__ = ["from", "rx_snr", "rx_rssi", "ts", "hop_start", "hop_limit"]
+
+class PacketSignal:
+    def __init__(self, data):
+        for slot in __slots__:
+            setattr(self, slot, data.get(slot, None))

webExtensions/packetEndpoint.py

@@ -26,4 +26,13 @@ class WebExtension:
                                  packetsPerNode:bool = Query(False),
                                  packetsSumNode:bool = Query(False)):
             gl = await self.core.dbService.findPacketsAndGroupCount(after, before, nums, portnums, packetsPerNode, packetsSumNode)
+            return gl
+        
+        @self.app.get(f"{self.core.context}/packet/signal")
+        @self.core.authManager.authRequest()
+        async def findPacketsAndGroupCount(request: Request, 
+                                 after: float = Query(-1),
+                                 before: float = Query(-1),
+                                 nums: List[int] = Query([])):
+            gl = await self.core.dbService.findPacketsSignals(after, before, nums)
             return gl