"""Execution grants and consent use real OTLP requests to local collectors.""" import asyncio from concurrent.futures import ThreadPoolExecutor from contextvars import copy_context from dataclasses import replace from datetime import datetime, timedelta, timezone from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer import json from threading import Barrier, Lock, Thread from types import SimpleNamespace from unittest.mock import Mock, patch from uuid import uuid4 from crewai.auth.token import AuthError from crewai.telemetry.tracing import ephemeral from crewai.telemetry.tracing.ephemeral import ( EphemeralSpanBuffer, ephemeral_tracing, trace_consent, ) from crewai.telemetry.tracing.grants import ( GrantSpanExporter, TraceGrantClient, TraceGrantError, tracing_credential, ) from crewai.telemetry.tracing.session import TraceSession from opentelemetry import trace from opentelemetry.exporter.otlp.proto.common.trace_encoder import encode_spans from opentelemetry.proto.collector.trace.v1.trace_service_pb2 import ( ExportTraceServiceRequest, ) from opentelemetry.sdk.trace import TracerProvider from opentelemetry.sdk.trace.export import SimpleSpanProcessor, SpanExportResult from opentelemetry.sdk.trace.export.in_memory_span_exporter import InMemorySpanExporter import pytest pytestmark = pytest.mark.block_network(allowed_hosts=[r"^127\.0\.0\.1$"]) @pytest.fixture(autouse=True) def tracing_environment(monkeypatch): # Keep viewer URLs on one line when asserting their literal output. monkeypatch.setenv("COLUMNS", "240") monkeypatch.setenv("OTEL_SDK_DISABLED", "false") monkeypatch.setenv("CREWAI_DISABLE_TELEMETRY", "true") for name in ( "CREWAI_USER_PAT", "CREWAI_PLATFORM_INTEGRATION_TOKEN", "CREWAI_EPHEMERAL_TRACE_MAX_SPANS", "CREWAI_EPHEMERAL_TRACE_MAX_BYTES", ): monkeypatch.delenv(name, raising=False) monkeypatch.setattr("crewai.telemetry.tracing.grants.get_auth_token", lambda: None) @pytest.fixture def collector(monkeypatch): state = SimpleNamespace( grants=[], batches=[], grant_status=200, export_status=200, grant_override={} ) lock = Lock() class Collector(BaseHTTPRequestHandler): def do_POST(self): body = self.rfile.read(int(self.headers["Content-Length"])) authorization = self.headers.get("Authorization") if self.path.endswith("/grants"): payload = json.loads(body) with lock: state.grants.append((authorization, dict(self.headers), payload)) number = len(state.grants) status = ( 401 if authorization == "Bearer invalid" else state.grant_status ) response = { "token": f"grant-{number}", "collector_url": state.url + "/v1/traces", "execution_uuid": payload["execution_uuid"], "tier": "authenticated" if authorization else "ephemeral", "expires_at": ( datetime.now(timezone.utc) + timedelta(minutes=15) ).isoformat(), **state.grant_override, } if not payload.get("include_trace_url"): response.pop("trace_url", None) encoded = json.dumps(response).encode() else: state.batches.append( (authorization, ExportTraceServiceRequest.FromString(body)) ) status, encoded = state.export_status, b"" self.send_response(status) self.send_header("Content-Length", str(len(encoded))) self.end_headers() self.wfile.write(encoded) def log_message(self, *_args): pass server = ThreadingHTTPServer(("127.0.0.1", 0), Collector) state.url = f"http://127.0.0.1:{server.server_port}" worker = Thread( target=lambda: server.serve_forever(poll_interval=0.01), daemon=True ) worker.start() monkeypatch.setenv("CREWAI_PLUS_URL", state.url) try: yield state finally: server.shutdown() server.server_close() worker.join(timeout=5) def spans(batch): return [ span for resource in batch.resource_spans for scope in resource.scope_spans for span in scope.spans ] def record(session, name="execute flow"): session.get_tracer().start_span( name, attributes={"gen_ai.input.messages": "local private input"} ).end() @pytest.fixture def recorded_runs(monkeypatch, tmp_path): """Recording on, into tmp_path (the suite's CREWAI_TESTING turns it off).""" from crewai.telemetry.tracing import last_run monkeypatch.setattr(last_run, "project_dir", lambda: tmp_path) monkeypatch.setattr(last_run, "recording_enabled", lambda: True) return tmp_path def _last_run(directory): from crewai.telemetry.tracing import last_run return last_run.read_last_run(directory) @pytest.mark.parametrize( ("authenticated", "approved", "status", "suppression", "recorded"), [ (True, True, 200, None, True), (False, True, 200, None, True), (False, False, 200, None, False), (True, True, 401, None, False), (False, True, 401, None, False), (True, True, 200, "messages", True), (False, True, 200, "messages", True), (True, True, 200, "tui", True), (False, True, 200, "tui", True), ], ) def test_the_viewer_link_is_shown_the_id_is_not_and_a_successful_export_is_recorded( collector, recorded_runs, monkeypatch, capsys, authenticated, approved, status, suppression, recorded, ): from crewai.events.listeners.tracing.utils import ( set_suppress_tracing_messages, set_tui_mode, ) from crewai.execution import begin_execution, end_execution, get_execution_uuid from crewai.telemetry.tracing.context import get_trace_session url = collector.url + "/crewai_plus/otel_traces/run?access_code=secret&x=[value]" collector.grant_override = {"trace_url": url} collector.export_status = status if authenticated: monkeypatch.setenv("CREWAI_USER_PAT", "synthetic-pat") seen = {} def run(): if suppression == "messages": set_suppress_tracing_messages(True) elif suppression == "tui": set_tui_mode(True) with trace_consent(lambda: approved): token = begin_execution(tracing=True) try: seen["uuid"] = get_execution_uuid() session = get_trace_session() record(session) nested = begin_execution(tracing=True) end_execution(nested) finally: end_execution(token) copy_context().run(run) output = capsys.readouterr().out # The id is internal — `crewai eval` reads it from the record — so it is never # printed, nor is the old "Traces exported" panel around it. assert seen["uuid"] not in output assert "Execution trace ID:" not in output and "Traces exported" not in output # The viewer link IS shown, once, for whoever wants to look at the run: only for # a run that was exported whole, and not where tracing messages are suppressed. shown = recorded and suppression is None assert ("View traces:" in output) == shown assert (url in output.replace("\n", "")) == shown assert len(collector.batches) == int(authenticated or approved) # A run whose spans reached Wharf is recorded for `crewai eval`, silently, # in the TUI and under message suppression too; a failed export is not. written = _last_run(recorded_runs) if recorded: assert written is not None assert written["execution_id"] == seen["uuid"] assert written["tier"] == ("authenticated" if authenticated else "ephemeral") assert written["started_at"] and written["finished_at"] and written["recorded_at"] assert written["amp_base_url"] == collector.url else: assert written is None @pytest.mark.parametrize("first_status", [200, 401]) def test_a_deferred_run_is_recorded_once_at_finalization_and_a_failed_export_never( collector, recorded_runs, monkeypatch, capsys, first_status ): from crewai.execution import begin_execution, end_execution from crewai.telemetry.tracing.context import get_trace_session monkeypatch.setenv("CREWAI_USER_PAT", "synthetic-pat") collector.export_status = first_status token = begin_execution(tracing=True) try: session = get_trace_session() record(session) session.flush() finally: lifetime = end_execution(token, defer=True) assert _last_run(recorded_runs) is None # not finished yet collector.export_status = 200 token = begin_execution(tracing=True, trace_session=lifetime) try: record(get_trace_session()) finally: end_execution(token) lifetime.finish() assert capsys.readouterr().out == "" # this grant carries no viewer URL, so there is nothing to show # A run one of whose exports failed is never recorded: the grader could not read it whole. assert (_last_run(recorded_runs) is not None) == (first_status == 200) @pytest.mark.parametrize("credential", [None, "pat"]) def test_a_refreshed_grant_still_records_the_run_once( collector, recorded_runs, monkeypatch, capsys, credential ): from crewai.telemetry.tracing import last_run writes = [] real_record = last_run.record_last_run monkeypatch.setattr( last_run, "record_last_run", lambda **fields: (writes.append(fields["execution_id"]), real_record(**fields))[1], ) collector.grant_override = {"trace_url": collector.url + "/crewai_plus/otel_traces/original"} client = TraceGrantClient(credential) grant = replace( client.create(str(uuid4())), expires_at=datetime.now(timezone.utc) + timedelta(seconds=1), ) collector.grant_override = {} exporter = GrantSpanExporter(client, grant) session = TraceSession(grant.execution_uuid, [exporter]) try: record(session) finally: session.shutdown() exporter.record_export() exporter.record_export() assert writes == [grant.execution_uuid] # written once, however often the exporter is told the run ended shown = capsys.readouterr().out assert shown.count("View traces:") == 1 # and the link with it, once assert grant.execution_uuid not in shown written = _last_run(recorded_runs) assert written is not None and written["execution_id"] == grant.execution_uuid assert written["tier"] == ("authenticated" if credential else "ephemeral") assert len(collector.grants) == 2 assert all( payload["include_trace_url"] is True for _, _, payload in collector.grants ) def test_the_recorded_window_is_the_first_start_and_last_end_across_batches( collector, recorded_runs ): """Batches reach the exporter in any order; the record spans them all.""" from crewai.telemetry.tracing import last_run memory = InMemorySpanExporter() provider = TracerProvider() provider.add_span_processor(SimpleSpanProcessor(memory)) tracer = provider.get_tracer("window") second = 1_000_000_000 base = 1_700_000_000 * second for name, start, end in (("late", 10, 12), ("early", 0, 5), ("middle", 3, 9)): tracer.start_span(name, start_time=base + start * second).end(end_time=base + end * second) provider.shutdown() by_name = {span.name: span for span in memory.get_finished_spans()} client = TraceGrantClient(None) exporter = GrantSpanExporter(client, client.create(str(uuid4()))) try: assert exporter.export([by_name["late"]]) == SpanExportResult.SUCCESS assert exporter.export([by_name["early"], by_name["middle"]]) == SpanExportResult.SUCCESS finally: exporter.shutdown() exporter.record_export() written = _last_run(recorded_runs) assert written is not None assert written["started_at"] == last_run._iso(base) assert written["finished_at"] == last_run._iso(base + 12 * second) def test_a_truncated_ephemeral_trace_is_uploaded_but_not_recorded( collector, recorded_runs, monkeypatch ): """The buffer dropped spans at its cap: the grader could not read the run whole.""" monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_SPANS", "1") buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) with trace_consent(lambda: True), ephemeral_tracing(str(uuid4())) as session: record(session, "first") record(session, "second") assert buffer._dropped == 1 assert len(collector.batches) == 1 # what survived was still shared assert _last_run(recorded_runs) is None @pytest.mark.parametrize("authenticated", [True, False]) def test_an_export_without_a_viewer_url_is_recorded_all_the_same( collector, recorded_runs, monkeypatch, capsys, authenticated ): from crewai.execution import begin_execution, end_execution, get_execution_uuid from crewai.telemetry.tracing.context import get_trace_session if authenticated: monkeypatch.setenv("CREWAI_USER_PAT", "synthetic-pat") with trace_consent(lambda: True): token = begin_execution(tracing=True) try: execution_uuid = get_execution_uuid() record(get_trace_session()) finally: end_execution(token) # AMP granted no viewer URL, so there is no link to show — and never the id. assert capsys.readouterr().out == "" written = _last_run(recorded_runs) assert written is not None and written["execution_id"] == execution_uuid assert len(collector.batches) == 1 def test_credential_precedence_and_missing_login(monkeypatch): monkeypatch.setenv("CREWAI_USER_PAT", "pat") monkeypatch.setenv("CREWAI_PLATFORM_INTEGRATION_TOKEN", "integration") login = Mock(return_value="login") monkeypatch.setattr("crewai.telemetry.tracing.grants.get_auth_token", login) assert tracing_credential() == "pat" monkeypatch.delenv("CREWAI_USER_PAT") assert tracing_credential() == "integration" login.assert_not_called() monkeypatch.delenv("CREWAI_PLATFORM_INTEGRATION_TOKEN") assert tracing_credential() == "login" login.side_effect = AuthError("No saved login") assert tracing_credential() is None @pytest.mark.parametrize("credential", ["pat", "integration", "login"]) def test_authenticated_spans_go_directly_to_collector(collector, credential): execution_uuid = str(uuid4()) client = TraceGrantClient(credential) grant = client.create(execution_uuid) session = TraceSession(execution_uuid, [GrantSpanExporter(client, grant)]) try: with session.activate(): record(session) finally: session.shutdown() assert len(collector.grants) == 1 auth, _, payload = collector.grants[0] assert auth == f"Bearer {credential}" assert payload == {"execution_uuid": execution_uuid, "include_trace_url": True} assert len(collector.batches) == 1 bearer, batch = collector.batches[0] assert bearer == "Bearer grant-1" exported = spans(batch) assert len(exported) == 1 and exported[0].name == "execute flow" attributes = {a.key: a.value.string_value for a in exported[0].attributes} assert attributes["crewai.execution_uuid"] == execution_uuid assert attributes["gen_ai.input.messages"] == "local private input" def test_invalid_credentials_do_not_request_anonymous_grants(collector): with pytest.raises(TraceGrantError) as error: TraceGrantClient("invalid").create(str(uuid4())) assert error.value.status_code == 401 assert len(collector.grants) == 1 and not collector.batches assert collector.grants[0][0] == "Bearer invalid" @pytest.mark.parametrize("credential", [None, "pat"]) def test_grant_preserves_optional_viewer_url_without_exposing_it_in_repr( collector, credential ): client = TraceGrantClient(credential) assert client.create(str(uuid4())).trace_url is None url = collector.url + "/crewai_plus/ephemeral_trace_batches/run?access_code=private" collector.grant_override = {"trace_url": url} grant = client.create(str(uuid4())) assert grant.trace_url == url assert url not in repr(grant) and "private" not in repr(grant) assert grant.token not in repr(grant) @pytest.mark.parametrize( "value", [ None, "", 42, {}, "/relative", "javascript:alert(1)", "https://unrelated.example/trace", "http://[invalid/trace", "http://user:secret@127.0.0.1/trace", "\n", "\x1b[2J", ], ) def test_unusable_optional_viewer_url_does_not_break_grant(collector, value): collector.grant_override = {"trace_url": value} assert TraceGrantClient("pat").create(str(uuid4())).trace_url is None @pytest.mark.parametrize( "override", [ {"tier": "ephemeral"}, {"execution_uuid": str(uuid4())}, {"token": 42}, {"token": " "}, {"collector_url": "file:///tmp/traces"}, {"collector_url": "https://user:password@collector.example/v1/traces"}, {"expires_at": "2020-01-01T00:00:00+00:00"}, {"expires_at": "2999-01-01T00:00:00"}, ], ) def test_invalid_grant_is_rejected_without_trace_upload(collector, override): collector.grant_override = override with pytest.raises(TraceGrantError): TraceGrantClient("credential").create(str(uuid4())) assert not collector.batches @pytest.mark.parametrize( ("url", "allowed"), [ ("https://collector.example/v1/traces", True), ("http://localhost:4318/v1/traces", True), ("http://dev.localhost:4318/v1/traces", True), ("http://127.0.0.1:4318/v1/traces", True), ("http://[::1]:4318/v1/traces", True), ("http://collector.example/v1/traces", False), ("http://localhost.example/v1/traces", False), ("http://192.168.1.1:4318/v1/traces", False), ], ) def test_grant_requires_https_except_local_development(collector, url, allowed): collector.grant_override = {"collector_url": url} client = TraceGrantClient("credential") if allowed: assert client.create(str(uuid4())).collector_url == url else: with pytest.raises(TraceGrantError): client.create(str(uuid4())) assert not collector.batches def test_anonymous_grant_omits_saved_organization_and_rejects_wrong_tier(collector): client = TraceGrantClient(None) assert "X-Crewai-Organization-Id" not in client._api.headers client.create(str(uuid4())) auth, headers, payload = collector.grants[0] assert auth is None and "X-Crewai-Organization-Id" not in headers assert set(payload) == {"execution_uuid", "include_trace_url"} assert payload["include_trace_url"] is True collector.grant_override = {"tier": "authenticated"} with pytest.raises(TraceGrantError): client.create(str(uuid4())) def test_concurrent_sessions_keep_execution_grants_and_application_spans_separate( collector, monkeypatch ): application_exporter = InMemorySpanExporter() application_provider = TracerProvider() application_provider.add_span_processor(SimpleSpanProcessor(application_exporter)) monkeypatch.setattr(trace, "get_tracer_provider", lambda: application_provider) barrier = Barrier(2) def run(number): execution_uuid = str(uuid4()) client = TraceGrantClient(f"pat-{number}") grant = client.create(execution_uuid) session = TraceSession(execution_uuid, [GrantSpanExporter(client, grant)]) try: with session.activate(): barrier.wait(timeout=5) record(session, f"execution {number}") trace.get_tracer("application").start_span("unrelated").end() finally: session.shutdown() return grant.token, execution_uuid, f"execution {number}" try: with ThreadPoolExecutor(max_workers=2) as pool: executions = list(pool.map(run, range(2))) assert len(collector.grants) == 2 and len(collector.batches) == 2 for grant, execution_uuid, name in executions: batch = next( batch for auth, batch in collector.batches if auth == f"Bearer {grant}" ) exported = spans(batch) assert [span.name for span in exported] == [name] attributes = {a.key: a.value.string_value for a in exported[0].attributes} assert attributes["crewai.execution_uuid"] == execution_uuid assert len(application_exporter.get_finished_spans()) == 2 finally: application_provider.shutdown() def test_expired_grant_is_renewed_for_same_execution(collector): execution_uuid = str(uuid4()) client = TraceGrantClient("pat") grant = replace( client.create(execution_uuid), expires_at=datetime.now(timezone.utc) + timedelta(seconds=1), ) session = TraceSession(execution_uuid, [GrantSpanExporter(client, grant)]) record(session) session.shutdown() assert [payload for _, _, payload in collector.grants] == [ {"execution_uuid": execution_uuid, "include_trace_url": True}, {"execution_uuid": execution_uuid, "include_trace_url": True}, ] assert collector.batches[0][0] == "Bearer grant-2" @pytest.mark.parametrize("approved", [False, True]) def test_consent_waits_for_finished_spans_and_gates_every_request( collector, monkeypatch, approved ): finished = False buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) def consent(): assert finished assert not collector.grants and not collector.batches return approved with trace_consent(consent), ephemeral_tracing(str(uuid4())) as session: session.context.active_spans["pending"] = session.get_tracer().start_span( "unfinished event" ) record(session) assert not collector.grants and not collector.batches finished = True assert buffer._closed and not buffer._spans and buffer._size == 0 assert len(collector.grants) == int(approved) assert len(collector.batches) == int(approved) if approved: assert collector.grants[0][0] is None assert collector.batches[0][0] == "Bearer grant-1" assert {span.name for span in spans(collector.batches[0][1])} == { "unfinished event", "execute flow", } @pytest.mark.parametrize( "failure", [RuntimeError, KeyboardInterrupt, asyncio.CancelledError] ) def test_execution_failure_clears_buffer_without_consent_or_requests( collector, monkeypatch, failure ): buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) consent = Mock(return_value=True) def fail_execution(): with trace_consent(consent), ephemeral_tracing(str(uuid4())) as session: record(session) raise failure("execution failed") with pytest.raises(failure, match="execution failed"): fail_execution() consent.assert_not_called() assert buffer._closed and not buffer._spans assert not collector.grants and not collector.batches @pytest.mark.parametrize("failure", [TimeoutError, asyncio.CancelledError]) def test_consent_timeout_or_cancellation_discards_without_requests( collector, monkeypatch, failure ): buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) consent = Mock(side_effect=failure("cancelled")) try: with trace_consent(consent), ephemeral_tracing(str(uuid4())) as session: record(session) except asyncio.CancelledError: assert failure is asyncio.CancelledError consent.assert_called_once_with() assert buffer._closed and not buffer._spans assert not collector.grants and not collector.batches def test_tui_consent_callback_survives_context_exit_and_suppressed_terminal_prompt( collector, monkeypatch ): consent = Mock(return_value=True) with trace_consent(consent): buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) with patch.object(ephemeral, "prompt_user_for_trace_viewing") as terminal_prompt: with ephemeral_tracing(str(uuid4())) as session: record(session) consent.assert_called_once_with() terminal_prompt.assert_not_called() assert len(collector.grants) == 1 and len(collector.batches) == 1 def test_nested_consent_callbacks_restore_previous_context(collector): outer, inner = Mock(return_value=False), Mock(return_value=False) with trace_consent(outer): with trace_consent(inner), ephemeral_tracing(str(uuid4())) as session: record(session) with ephemeral_tracing(str(uuid4())) as session: record(session) outer.assert_called_once_with() inner.assert_called_once_with() assert not collector.grants and not collector.batches @pytest.mark.parametrize("approved", [False, True]) def test_terminal_consent_explicitly_requests_sharing(collector, approved): with patch.object( ephemeral, "prompt_user_for_trace_viewing", return_value=approved ) as prompt: with ephemeral_tracing(str(uuid4())) as session: record(session) prompt.assert_called_once_with(sharing=True) assert len(collector.grants) == int(approved) @pytest.mark.parametrize("approved", [False, True]) def test_first_time_preference_contains_only_completion_and_consent( collector, monkeypatch, approved ): save = Mock() monkeypatch.setattr(ephemeral, "update_user_data", save) with ( trace_consent(lambda: approved), ephemeral_tracing(str(uuid4()), first_time=True) as session, ): record(session) save.assert_not_called() save.assert_called_once_with( {"first_execution_done": True, "trace_consent": approved} ) assert len(collector.grants) == int(approved) @pytest.mark.parametrize("approved", [False, True]) def test_first_time_execution_uses_local_session_even_with_saved_credentials( collector, monkeypatch, approved ): from crewai.execution import begin_execution, end_execution, get_execution_uuid from crewai.telemetry.tracing.context import get_trace_session monkeypatch.delenv("CREWAI_TRACING_ENABLED", raising=False) monkeypatch.setattr( "crewai.events.listeners.tracing.utils.should_enable_tracing", lambda **_: False ) monkeypatch.setattr( "crewai.events.listeners.tracing.utils.should_auto_collect_first_time_traces", lambda: True, ) credential = Mock(return_value="saved-login") monkeypatch.setattr( "crewai.telemetry.tracing.grants.tracing_credential", credential ) save = Mock() monkeypatch.setattr(ephemeral, "update_user_data", save) finished = False def consent(): assert finished and not collector.grants and not collector.batches return approved with trace_consent(consent): token = begin_execution() try: session = get_trace_session() assert session is not None nested = begin_execution(tracing=True) assert get_trace_session() is session record(session) end_execution(nested) assert get_trace_session() is session and not session._closed assert not collector.grants and not collector.batches finished = True finally: end_execution(token) credential.assert_not_called() assert get_trace_session() is None and get_execution_uuid() is None assert session._closed save.assert_called_once_with( {"first_execution_done": True, "trace_consent": approved} ) assert len(collector.grants) == int(approved) @pytest.mark.parametrize("disabled_by", ["override", "environment", "sdk"]) def test_disabled_execution_does_not_collect_or_request_grants( collector, monkeypatch, disabled_by ): from crewai.execution import begin_execution, end_execution from crewai.telemetry.tracing.context import get_trace_session monkeypatch.setattr( "crewai.events.listeners.tracing.utils.should_auto_collect_first_time_traces", lambda: True, ) if disabled_by == "environment": monkeypatch.setenv("CREWAI_TRACING_ENABLED", "false") elif disabled_by == "sdk": monkeypatch.setenv("OTEL_SDK_DISABLED", "true") consent = Mock(return_value=True) with trace_consent(consent): token = begin_execution(tracing=False if disabled_by == "override" else None) try: assert get_trace_session() is None finally: end_execution(token) consent.assert_not_called() assert not collector.grants and not collector.batches def test_incomplete_event_drain_discards_without_consent(collector, monkeypatch): buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) consent = Mock(return_value=True) with trace_consent(consent), ephemeral_tracing(str(uuid4())) as session: record(session) monkeypatch.setattr(session, "finish_spans", Mock(return_value=False)) consent.assert_not_called() assert buffer._closed and not buffer._spans assert not collector.grants and not collector.batches # Restore real shutdown for this synthetic drain failure. monkeypatch.undo() session.shutdown() @pytest.mark.parametrize("phase", ["grant", "export"]) def test_failed_sharing_discards_without_logging_payloads( collector, monkeypatch, caplog, phase ): buffer = EphemeralSpanBuffer() monkeypatch.setattr(ephemeral, "EphemeralSpanBuffer", lambda: buffer) if phase == "grant": collector.grant_status = 403 else: collector.export_status = 403 with trace_consent(lambda: True), ephemeral_tracing(str(uuid4())) as session: record(session) assert buffer._closed and not buffer._spans assert "local private input" not in caplog.text assert "grant-1" not in caplog.text assert len(collector.grants) == 1 assert len(collector.batches) == int(phase == "export") def test_buffer_evicts_oldest_spans_and_obeys_encoded_bytes(monkeypatch): exporter = InMemorySpanExporter() provider = TracerProvider() provider.add_span_processor(SimpleSpanProcessor(exporter)) for number in range(3): provider.get_tracer("buffer").start_span(str(number)).end() provider.shutdown() finished = exporter.get_finished_spans() monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_SPANS", "2") max_bytes = sum(encode_spans([span]).ByteSize() for span in finished[-2:]) monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_BYTES", str(max_bytes)) buffer = EphemeralSpanBuffer() assert buffer.export(finished) == SpanExportResult.SUCCESS assert [span.name for span, _ in buffer._spans] == ["1", "2"] assert buffer._size <= max_bytes and buffer._dropped == 1 buffer.shutdown() assert buffer._size == 0 and not buffer._spans def test_buffer_drops_single_span_larger_than_its_byte_limit(monkeypatch): exporter = InMemorySpanExporter() provider = TracerProvider() provider.add_span_processor(SimpleSpanProcessor(exporter)) provider.get_tracer("buffer").start_span( "large", attributes={"gen_ai.input.messages": "x" * 1000} ).end() provider.shutdown() monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_BYTES", "100") buffer = EphemeralSpanBuffer() buffer.export(exporter.get_finished_spans()) assert not buffer._spans and buffer._size == 0 and buffer._dropped == 1 buffer.shutdown() @pytest.mark.parametrize("invalid", ["0", "-1", "broken"]) def test_invalid_buffer_limits_use_safe_defaults(monkeypatch, invalid): monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_SPANS", invalid) monkeypatch.setenv("CREWAI_EPHEMERAL_TRACE_MAX_BYTES", invalid) buffer = EphemeralSpanBuffer() assert buffer._max_spans == 1000 and buffer._max_bytes == 8388608 buffer.shutdown()