Add additional request headers to improve telemetry

src/khoj/routers/api.py

@@ -8,8 +8,7 @@ from datetime import datetime
 from typing import List, Optional, Union
 
 # External Packages
-from fastapi import APIRouter
-from fastapi import HTTPException
+from fastapi import APIRouter, HTTPException, Header, Request
 from sentence_transformers import util
 
 # Internal Packages
@@ -135,12 +134,16 @@ async def set_processor_conversation_config_data(updated_config: ConversationPro
 @api.get("/search", response_model=List[SearchResponse])
 async def search(
     q: str,
+    request: Request,
     n: Optional[int] = 5,
     t: Optional[SearchType] = SearchType.All,
     r: Optional[bool] = False,
     score_threshold: Optional[Union[float, None]] = None,
     dedupe: Optional[bool] = True,
     client: Optional[str] = None,
+    user_agent: Optional[str] = Header(None),
+    referer: Optional[str] = Header(None),
+    host: Optional[str] = Header(None),
 ):
     start_time = time.time()
 
@@ -323,10 +326,19 @@ async def search(
     # Cache results
     state.query_cache[query_cache_key] = results
 
+    user_state = {
+        "client": request.client.host,
+        "user_agent": user_agent,
+        "referer": referer,
+        "host": host,
+    }
+
     # Only log telemetry if query is new and not a continuation of previous query
     if state.previous_query is None or state.previous_query not in user_query:
         state.telemetry += [
-            log_telemetry(telemetry_type="api", api="search", client=client, app_config=state.config.app)
+            log_telemetry(
+                telemetry_type="api", api="search", client=client, app_config=state.config.app, properties=user_state
+            )
         ]
     state.previous_query = user_query
 
@@ -337,7 +349,15 @@ async def search(
 
 
 @api.get("/update")
-def update(t: Optional[SearchType] = None, force: Optional[bool] = False, client: Optional[str] = None):
+def update(
+    request: Request,
+    t: Optional[SearchType] = None,
+    force: Optional[bool] = False,
+    client: Optional[str] = None,
+    user_agent: Optional[str] = Header(None),
+    referer: Optional[str] = Header(None),
+    host: Optional[str] = Header(None),
+):
     try:
         state.search_index_lock.acquire()
         state.model = configure_search(state.model, state.config, regenerate=force or False, t=t)
@@ -356,13 +376,31 @@ def update(t: Optional[SearchType] = None, force: Optional[bool] = False, client
     else:
         logger.info("📬 Processor reconfigured via API")
 
-    state.telemetry += [log_telemetry(telemetry_type="api", api="update", client=client, app_config=state.config.app)]
+    user_state = {
+        "client": request.client.host,
+        "user_agent": user_agent,
+        "referer": referer,
+        "host": host,
+    }
+
+    state.telemetry += [
+        log_telemetry(
+            telemetry_type="api", api="update", client=client, app_config=state.config.app, properties=user_state
+        )
+    ]
 
     return {"status": "ok", "message": "khoj reloaded"}
 
 
 @api.get("/chat")
-def chat(q: Optional[str] = None, client: Optional[str] = None):
+def chat(
+    request: Request,
+    q: Optional[str] = None,
+    client: Optional[str] = None,
+    user_agent: Optional[str] = Header(None),
+    referer: Optional[str] = Header(None),
+    host: Optional[str] = Header(None),
+):
     if (
         state.processor_config is None
         or state.processor_config.conversation is None
@@ -423,6 +461,17 @@ def chat(q: Optional[str] = None, client: Optional[str] = None):
         conversation_log=meta_log.get("chat", []),
     )
 
-    state.telemetry += [log_telemetry(telemetry_type="api", api="chat", client=client, app_config=state.config.app)]
+    user_state = {
+        "client": request.client.host,
+        "user_agent": user_agent,
+        "referer": referer,
+        "host": host,
+    }
+
+    state.telemetry += [
+        log_telemetry(
+            telemetry_type="api", api="chat", client=client, app_config=state.config.app, properties=user_state
+        )
+    ]
 
     return {"status": status, "response": gpt_response, "context": compiled_references}

src/khoj/utils/helpers.py

@@ -174,7 +174,9 @@ def get_server_id():
     return server_id
 
 
-def log_telemetry(telemetry_type: str, api: str = None, client: str = None, app_config: AppConfig = None):
+def log_telemetry(
+    telemetry_type: str, api: str = None, client: str = None, app_config: AppConfig = None, properties: dict = None
+):
     """Log basic app usage telemetry like client, os, api called"""
     # Do not log usage telemetry, if telemetry is disabled via app config
     if not app_config or not app_config.should_log_telemetry:
@@ -188,6 +190,7 @@ def log_telemetry(telemetry_type: str, api: str = None, client: str = None, app_
         "os": platform.system(),
         "timestamp": datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
     }
+    request_body.update(properties or {})
     if api:
         # API endpoint on server called by client
         request_body["api"] = api