(20250623) - Testing WSIO ticks and configure sentinel redis JSON for redis connection.

wsio/finstitutions/trading/tick_out.py

@@ -39,6 +39,7 @@ sys.path.append("..")
 # System-level activities:
 import io
 import os
+import random
 
 # My utils:
 from utils_v2.string import json
@@ -254,6 +255,90 @@ async def ticks_from_kafka(
         no_context_printer(ticks_str)
 
 
+# ---------------------------------------------------------------------------------------------------------------------
+# DUMMY TICKS WSIO TEST - 23 - 06 - 2025
+# ----------------------------------------------------------------------------------------------------------------------
+
+async def dummy_ticks(
+) -> None:
+
+    """
+    This function must run in the background forever and just keep listening for ticks on Kafka and keep relaying them
+    to all the connected clients as per their watchlists.
+    :return: None
+    """
+
+    printer("Starting Kafka consumer (ticks).")
+
+    # Do the next part infinitely:
+    while True:
+        no_context_printer("DUMMY TICKS")
+
+        # Note the time:
+        now_utc = date_time.get_current_utc_date_time().timestamp()
+
+        # Get messages form Kafka:
+        ticks = [
+            {
+                "broker": "zerodhaKite",
+                "brokerToken": 999999,
+                "exchange": "NSE",
+                "exchangeToken": "999999",
+                "segment": "NSE",
+                "type": "EQ",
+                "symbol": "TCAOFF",
+                "name": "The CA Office",
+                "expiry": None,
+                "strike": 0,
+                "bidQty": 65,
+                "bidRate": 1715,
+                "askQty": 105,
+                "askRate": 1715.5,
+                "o": 1675,
+                "h": 1723.6,
+                "l": 1665,
+                "ltp": 1715.05*random.uniform(0.95, 1.05),
+                "qty": 20,
+                "chg": 29.200000000000045,
+                "pChg": 1.732115316170367,
+                "vwap": 1700.16,
+                "totVol": 4810200,
+                "rcvdTs": now_utc,
+                "tradeTs": now_utc,
+                "tradeTz": "Asia/Kolkata",
+                "exchgTs": now_utc,
+                "exchgTz": "Asia/Kolkata"
+            }
+        ]
+
+        # If there are no updates to give:
+        if not ticks: continue
+
+        # Each message must be treated as an array of tick updates (list of dicts).
+        # In case the producer is sending each individual tick as a separate message,
+        # we normalize it to be a list:
+        tasks = [send_ticks(ticks)]
+        results = await asyncio.gather(*tasks)
+
+        await asyncio.sleep(0.25)
+
+        # Analyze the ticks:
+        # latency = [abs(now_utc - t.value.get("rcvdTs", t.value["tradeTs"])) for t in ticks]
+        # latency = [abs(now_utc - t.ts.timestamp()) for t in ticks]
+        # avg_latency = sum(latency) / len(latency)
+        # total_ticks = len(ticks)
+        # late_cutoff_seconds = 3.0
+        #
+        # late_ticks = 0
+        # for tick in ticks:
+        #     if now_utc - tick.value["tradeTs"] > late_cutoff_seconds:
+        #         late_ticks += 1
+        # ticks_str = f"COUNT: {total_ticks: >5,}   |   LATE: {late_ticks: >5,} ({(late_ticks/total_ticks)*100.0:.2f}%)"
+        # ticks_str = f"COUNT: {total_ticks: >5,}   |   AVG. LATENCY: {avg_latency:.5f}"
+        # no_context_printer(ticks_str)
+
+
+
 # ---------------------------------------------------------------------------------------------------------------------
 
 
@@ -357,7 +442,7 @@ async def init(
     # ┛┗┗ ┗┻┗┛      ┗┛┗┻┗┛┗┗
 
     redis_cache = AsyncRedisCache(
-        sentinel_json=script_cred["redisCache"]["general"]["sentinelJson"],
+        connection_string=script_cred["redisCache"]["general"]["sentinelJson"],
         # connection_string = script_cred["redisCache"]["general"]["connectionString"],
         # serializer = JSONSerializer(),
         debug = debug,
@@ -382,6 +467,10 @@ async def init(
         fetch_timeout = 1.0
     )
 
+    sio.start_background_task(
+        dummy_ticks
+    )
+
     # ┳┓
     # ┃┃┏┓┏┓┏┓
     # ┻┛┗┛┛┗┗