- src/glas_harness/contract.py: Rein ABC (start_session/dispatch_tool/
end_session), SandboxHandle/ToolCall/ToolResult, per docs/harness-contract.md.
- reins/rein_aharness.py: adapter around the rein-aharness CLI. Collapses
a whole `agent-harness run` into one dispatch_tool call for now (no
per-tool hooks yet — tracked in rein-aharness HARNESS-WP-0002-T03);
verifies success via new-commit detection, mirroring rein-aharness's
own success signal.
- gateway.py + cli.py: resolves a sand-boxer sandbox, runs one task
through a rein, tears the sandbox down.
- registry/reins/*.yaml (rein-aharness implemented, rein-openweights
planned) and profiles/harness.agent-dev{,-local}.yaml, pairing with
sand-boxer's profile.agent-dev and the new profile.bwrap-local.
Tested against a real local git repo + mocked SandboxManager/CLI
subprocess (10 tests, all passing). A real live run against the actual
Claude Code CLI is deliberately left for a human-triggered follow-up —
not executed autonomously since it spends real API credits/credentials.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
88 lines
2.7 KiB
Python
88 lines
2.7 KiB
Python
from datetime import UTC, datetime
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from unittest.mock import MagicMock
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from sandboxer.models import Reachability, SandboxState, SandboxStatus
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from glas_harness.contract import Rein, SandboxHandle, ToolCall, ToolResult
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from glas_harness.gateway import run_task_through_rein
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class _FakeRein(Rein):
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def __init__(self) -> None:
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self.calls: list[str] = []
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def start_session(self, profile, inputs, sandbox: SandboxHandle):
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self.calls.append("start_session")
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assert sandbox.sandbox_id == "sbx1"
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assert sandbox.reachability.get("workspace_dir") == "/tmp/ws"
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return {"session": "s1"}
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def dispatch_tool(self, session, tool_call: ToolCall) -> ToolResult:
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self.calls.append("dispatch_tool")
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assert tool_call.name == "run_task"
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return ToolResult(ok=True, output="done")
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def end_session(self, session):
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self.calls.append("end_session")
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return {"commit_sha": "deadbeef", "committed": "True"}
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def _fake_status(sandbox_id: str = "sbx1") -> SandboxStatus:
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now = datetime.now(UTC)
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return SandboxStatus(
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sandbox_id=sandbox_id,
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profile_id="profile.bwrap-local",
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extension_id="ext.bwrap",
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state=SandboxState.READY,
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consumer={"actor": "agt", "project": "glas-harness"},
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host="localhost",
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reachability=Reachability(host="localhost", pid="123", workspace_dir="/tmp/ws"),
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created_at=now,
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updated_at=now,
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)
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def test_run_task_through_rein_creates_and_destroys_sandbox() -> None:
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manager = MagicMock()
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manager.create.return_value = _fake_status()
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rein = _FakeRein()
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result = run_task_through_rein(
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sandbox_profile="profile.bwrap-local",
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repo="/tmp/repo",
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title="t",
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description="d",
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rein=rein,
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manager=manager,
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)
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assert rein.calls == ["start_session", "dispatch_tool", "end_session"]
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manager.create.assert_called_once()
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manager.destroy.assert_called_once_with("sbx1")
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assert result["tool_ok"] is True
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assert result["summary"]["committed"] == "True"
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def test_run_task_through_rein_destroys_sandbox_even_on_failure() -> None:
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manager = MagicMock()
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manager.create.return_value = _fake_status()
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class _FailingRein(_FakeRein):
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def dispatch_tool(self, session, tool_call):
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raise RuntimeError("boom")
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rein = _FailingRein()
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try:
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run_task_through_rein(
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sandbox_profile="profile.bwrap-local",
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repo="/tmp/repo",
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title="t",
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description="d",
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rein=rein,
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manager=manager,
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)
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except RuntimeError:
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pass
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manager.destroy.assert_called_once_with("sbx1")
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