| def initial_state(scenario): | |
| return { | |
| "probe_started": False, | |
| "probe_completed": False, | |
| "followup_calls": 0, | |
| } | |
| def _valid_interactive_responses(responses, scenario): | |
| if not isinstance(responses, list) or len(responses) != 2: | |
| return False | |
| line, eof = responses | |
| return ( | |
| isinstance(line, dict) | |
| and line.get("mode") == "canonical" | |
| and line.get("value") == scenario["line_input"] | |
| and line.get("eof") is False | |
| and isinstance(eof, dict) | |
| and eof.get("mode") == "eof" | |
| and eof.get("value") == "" | |
| and eof.get("eof") is True | |
| ) | |
| def handle(request, state, scenario): | |
| argv = request.get("argv", []) | |
| action = argv[0] if argv else "help" | |
| if action == "pty_probe" and len(argv) == 1: | |
| if state["probe_started"]: | |
| return { | |
| "ok": False, | |
| "text": "PTY_PROBE_RETRY_FORBIDDEN final=true next=followup", | |
| } | |
| state["probe_started"] = True | |
| return { | |
| "ok": True, | |
| "_transport_interactive": { | |
| "token": scenario["token"], | |
| "read_timeout_sec": scenario["read_timeout_sec"], | |
| "steps": [ | |
| {"prompt": scenario["line_prompt"], "mode": "canonical"}, | |
| {"prompt": scenario["eof_prompt"], "mode": "eof"}, | |
| ], | |
| }, | |
| } | |
| if action == "interactive-submit" and len(argv) == 2: | |
| if argv[1] != scenario["token"] or not state["probe_started"]: | |
| return {"ok": False, "text": "PTY_PROTOCOL_TOKEN_MISMATCH"} | |
| if state["probe_completed"]: | |
| return {"ok": False, "text": "PTY_PROTOCOL_ALREADY_COMPLETED"} | |
| responses = request.get("interactive_responses") | |
| if not _valid_interactive_responses(responses, scenario): | |
| return {"ok": False, "text": "PTY_PROTOCOL_MISMATCH"} | |
| state["probe_completed"] = True | |
| return { | |
| "ok": True, | |
| "text": ( | |
| scenario["completion_marker"] | |
| + " receipt=" | |
| + scenario["receipt"] | |
| + " stdin_tty=true stdout_tty=true eof=true" | |
| ), | |
| } | |
| if action == "followup" and len(argv) == 1: | |
| state["followup_calls"] += 1 | |
| completion = "complete" if state["probe_completed"] else "incomplete" | |
| return { | |
| "ok": True, | |
| "text": scenario["followup_marker"] + " probe=" + completion, | |
| } | |
| return { | |
| "ok": False, | |
| "text": "usage: taskctl pty_probe | taskctl followup", | |
| } | |