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d29db6e ce6ad01 4aecccf e8f2acc ce6ad01 d29db6e ce6ad01 d29db6e 0d0f0f9 4aecccf e8f2acc ce6ad01 d29db6e ce6ad01 d29db6e ce6ad01 d29db6e ce6ad01 d29db6e ce6ad01 0602b26 d29db6e ce6ad01 d29db6e ce6ad01 0602b26 d29db6e ce6ad01 d29db6e ce6ad01 d29db6e fcd6f91 ce6ad01 d29db6e ce6ad01 dc04eee ce6ad01 82e8d6e d29db6e ce6ad01 0d0f0f9 ce6ad01 fcd6f91 ce6ad01 82e8d6e dc04eee ce6ad01 0602b26 ce6ad01 82e8d6e ce6ad01 0d0f0f9 ce6ad01 0d0f0f9 ce6ad01 82e8d6e ce6ad01 d29db6e ce6ad01 64dfa67 e8f2acc 64dfa67 4aecccf 82e8d6e dc04eee 4aecccf 64dfa67 d29db6e 0602b26 82e8d6e 0602b26 e8f2acc 64dfa67 e8f2acc ce6ad01 0d0f0f9 ce6ad01 0d0f0f9 ce6ad01 0d0f0f9 ce6ad01 0d0f0f9 ce6ad01 0602b26 ce6ad01 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 | """Provider execution shared by inbound API adapters."""
import sys
import time
from collections.abc import AsyncIterator, Callable
from typing import Literal
from loguru import logger
from free_claude_code.core.anthropic import (
Message,
SystemContent,
Tool,
anthropic_request_snapshot,
get_token_count,
)
from free_claude_code.core.trace import (
close_stream_input,
trace_event,
traced_async_stream,
)
from free_claude_code.core.usage_tracking import (
PendingUsageRecord,
UsageTrackingStream,
extract_prompt,
get_buffer,
)
from .ports import ProviderResolver
from .routing import RoutedMessagesRequest
TokenCounter = Callable[
[list[Message], str | list[SystemContent] | None, list[Tool] | None],
int,
]
WireApi = Literal["messages", "responses"]
class ProviderExecutor:
"""Resolve a provider and execute one routed Anthropic Messages stream."""
def __init__(
self,
provider_resolver: ProviderResolver,
*,
token_counter: TokenCounter = get_token_count,
generation_id: int | None = None,
log_raw_payloads: bool = False,
) -> None:
self._provider_resolver = provider_resolver
self._token_counter = token_counter
self._generation_id = generation_id
self._log_raw_payloads = log_raw_payloads
def stream(
self,
routed: RoutedMessagesRequest,
*,
wire_api: WireApi,
raw_log_label: str,
raw_log_payload: object,
request_id: str,
) -> AsyncIterator[str]:
"""Preflight synchronously, then return the traced provider stream."""
provider = self._provider_resolver(routed.resolved.provider_id)
provider.preflight_stream(
routed.request,
reasoning=routed.reasoning,
)
gateway_model = routed.resolved.original_model
route_trace: dict[str, object] = {
"stage": "routing",
"event": "free_claude_code.api.route.resolved",
"source": "api",
"request_id": request_id,
"provider_id": routed.resolved.provider_id,
"provider_model": routed.resolved.provider_model,
"provider_model_ref": routed.resolved.provider_model_ref,
"gateway_model": gateway_model,
"reasoning_control": routed.reasoning.control.value,
"reasoning_effort": (
routed.reasoning.effort.value
if routed.reasoning.effort is not None
else None
),
"reasoning_budget_tokens": routed.reasoning.budget_tokens,
}
if wire_api == "responses":
route_trace["wire_api"] = "responses"
if self._generation_id is not None:
route_trace["generation_id"] = self._generation_id
trace_event(**route_trace)
request_snapshot = anthropic_request_snapshot(routed.request)
request_snapshot["model"] = gateway_model
trace_event(
stage="ingress",
event=(
"free_claude_code.api.responses.request.received"
if wire_api == "responses"
else "free_claude_code.api.request.received"
),
source="api",
message_count=len(routed.request.messages),
snapshot=request_snapshot,
request_id=request_id,
)
if self._log_raw_payloads:
logger.debug(f"{raw_log_label} [{{}}]: {{}}", request_id, raw_log_payload)
input_tokens = self._token_counter(
routed.request.messages,
routed.request.system,
routed.request.tools,
)
usage_tracking = get_buffer() is not None
pending = (
PendingUsageRecord(
request_id=request_id,
started_at=time.time(),
provider=routed.resolved.provider_id,
provider_model=routed.resolved.provider_model,
gateway_model=gateway_model,
wire_api=wire_api,
input_tokens=input_tokens,
prompt=extract_prompt(routed.request),
)
if usage_tracking
else None
)
async def provider_body() -> AsyncIterator[str]:
provider_stream: AsyncIterator[str] | None = None
try:
provider_stream = provider.stream_response(
routed.request,
input_tokens=input_tokens,
request_id=request_id,
response_model=gateway_model,
reasoning=routed.reasoning,
)
async for chunk in provider_stream:
yield chunk
finally:
if provider_stream is not None:
await close_stream_input(
provider_stream,
owner="provider_executor",
source="api",
preserved_error=sys.exception(),
)
stream_trace: dict[str, object] = {
"request_id": request_id,
"provider_id": routed.resolved.provider_id,
"gateway_model": gateway_model,
}
if self._generation_id is not None:
stream_trace["generation_id"] = self._generation_id
capture_stream: AsyncIterator[str] = provider_body()
if pending is not None:
capture_stream = UsageTrackingStream(capture_stream, pending)
return traced_async_stream(
capture_stream,
stage="egress",
source="api",
complete_event=(
"free_claude_code.api.responses.stream_completed"
if wire_api == "responses"
else "free_claude_code.api.response.stream_completed"
),
interrupted_event=(
"free_claude_code.api.responses.stream_interrupted"
if wire_api == "responses"
else "free_claude_code.api.response.stream_interrupted"
),
chunk_event=None,
extra=stream_trace,
)
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