127 lines
4.3 KiB
Python
127 lines
4.3 KiB
Python
# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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import re
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from dataclasses import dataclass
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from typing import Any, Dict, List, Optional
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logger = logging.getLogger(__name__)
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@dataclass
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class Payload:
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"""
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Represents a test payload with expected response and log patterns.
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"""
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payload_chat: Dict[str, Any]
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expected_response: List[str]
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expected_log: List[str]
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repeat_count: int = 1
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payload_completions: Optional[Dict[str, Any]] = None
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def chat_completions_response_handler(response):
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"""
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Process chat completions API responses.
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"""
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if response.status_code != 200:
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return ""
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result = response.json()
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assert "choices" in result, "Missing 'choices' in response"
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assert len(result["choices"]) > 0, "Empty choices in response"
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assert "message" in result["choices"][0], "Missing 'message' in first choice"
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message = result["choices"][0]["message"]
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# Check for content in all possible fields where parsers might put output:
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# 1. content - standard message content
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# 2. reasoning_content - for models with reasoning parsers
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# 3. refusal - when the model refuses to answer
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# 4. tool_calls - for function/tool calling responses
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content = message.get("content", "")
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reasoning_content = message.get("reasoning_content", "")
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refusal = message.get("refusal", "")
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# Check for tool calls
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tool_calls = message.get("tool_calls", [])
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tool_content = ""
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if tool_calls:
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# Extract content from tool calls
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tool_content = ", ".join(
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call.get("function", {}).get("arguments", "")
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for call in tool_calls
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if call.get("function", {}).get("arguments")
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)
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# Return the first non-empty field in priority order
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for field_content in [content, reasoning_content, refusal, tool_content]:
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if field_content:
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return field_content
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# If all fields are empty, provide a detailed error
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raise ValueError(
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"All possible content fields are empty in message. "
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f"Checked: content={repr(content)}, reasoning_content={repr(reasoning_content)}, "
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f"refusal={repr(refusal)}, tool_calls={tool_calls}"
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)
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def completions_response_handler(response):
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"""
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Process completions API responses.
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"""
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if response.status_code != 200:
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return ""
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result = response.json()
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assert "choices" in result, "Missing 'choices' in response"
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assert len(result["choices"]) > 0, "Empty choices in response"
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assert "text" in result["choices"][0], "Missing 'text' in first choice"
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return result["choices"][0]["text"]
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def metrics_handler(response):
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"""Handler to check if metrics endpoint is working and contains model label."""
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if response.status_code != 200:
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raise AssertionError(
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f"Metrics endpoint returned non-200 status code: {response.status_code}"
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)
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metrics_text = response.text
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# Check for any model label in dynamo_component_requests_total metric
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pattern = r'dynamo_component_requests_total\{[^}]*model="[^"]*"[^}]*\}\s+(\d+)'
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matches = re.findall(pattern, metrics_text)
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if not matches:
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raise AssertionError(
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"Metric 'dynamo_component_requests_total' with model label not found in metrics output"
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)
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# Since we send a request first, the counter should be > 0
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for match in matches:
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request_count = int(match)
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if request_count > 0:
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logger.info(
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f"Found dynamo_component_requests_total with count: {request_count}"
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)
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return metrics_text
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raise AssertionError(
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"dynamo_component_requests_total exists but has count of 0 - request was not tracked"
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)
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