consolidate telemetry to meta reference inline

llama_stack/providers/inline/telemetry/meta_reference/config.py

@@ -0,0 +1,45 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the terms described in the LICENSE file in
+# the root directory of this source tree.
+
+from enum import Enum
+from typing import Any, Dict, List
+
+from pydantic import BaseModel, Field
+
+from llama_stack.distribution.utils.config_dirs import RUNTIME_BASE_DIR
+
+
+class TelemetrySink(str, Enum):
+    JAEGER = "jaeger"
+    SQLITE = "sqlite"
+    CONSOLE = "console"
+
+
+class TelemetryConfig(BaseModel):
+    otel_endpoint: str = Field(
+        default="http://localhost:4318/v1/traces",
+        description="The OpenTelemetry collector endpoint URL",
+    )
+    service_name: str = Field(
+        default="llama-stack",
+        description="The service name to use for telemetry",
+    )
+    sinks: List[TelemetrySink] = Field(
+        default=[TelemetrySink.CONSOLE, TelemetrySink.SQLITE],
+        description="List of telemetry sinks to enable (possible values: jaeger, sqlite, console)",
+    )
+    sqlite_db_path: str = Field(
+        default=(RUNTIME_BASE_DIR / "trace_store.db").as_posix(),
+        description="The path to the SQLite database to use for storing traces",
+    )
+
+    @classmethod
+    def sample_run_config(cls, **kwargs) -> Dict[str, Any]:
+        return {
+            "service_name": "${env.OTEL_SERVICE_NAME:llama-stack}",
+            "sinks": "${env.TELEMETRY_SINKS:['console', 'sqlite']}",
+            "sqlite_db_path": "${env.SQLITE_DB_PATH:${runtime.base_dir}/trace_store.db}",
+        }