diff --git a/pyproject.toml b/pyproject.toml
index 044818a6..e4529c7e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ dependencies = [
"python-redis-lock==4.0.0",
"fastapi==0.115.13",
"uvicorn==0.34.2",
- "aaredb==0.1.1a42",
+ "aaredb==0.1.1a43",
"python_multipart==0.0.20",
"websocket-client==1.8.0",
"sseclient-py==1.8.0",
diff --git a/src/aare/common/auth_models.py b/src/aare/common/auth_models.py
new file mode 100644
index 00000000..9930e7cd
--- /dev/null
+++ b/src/aare/common/auth_models.py
@@ -0,0 +1,52 @@
+from enum import Enum
+from pydantic import BaseModel
+from datetime import datetime
+
+class BatonRequestStatus(Enum):
+ PENDING = "pending"
+ ACCEPTED = "accepted"
+ REFUSED = "refused"
+ TIMEOUT = "timeout"
+ CANCELLED = "cancelled"
+
+
+class BatonHolderInfo(BaseModel):
+ """Information about the current baton holder."""
+ username: str
+ session: int
+ is_staff: bool
+ pgroup: str | None = None
+
+
+class BatonRequest(BaseModel):
+ """A request from one user to take the baton from another."""
+ request_id: str
+ requester_username: str
+ requester_session: int
+ requester_is_staff: bool
+ holder_username: str | None = None
+ holder_session: int | None = None
+ created_at: float # Unix timestamp
+ timeout_seconds: int = 30
+ status: BatonRequestStatus = BatonRequestStatus.PENDING
+
+
+class BatonTransferQueue(BaseModel):
+ """Queued baton transfer waiting for beamline to be available."""
+ target_session: int
+ target_username: str
+ target_is_staff: bool
+ target_pgroup: str | None = None
+ queued_at: float # Unix timestamp
+ reason: str = "beamline_busy"
+
+
+class BatonStatus(BaseModel):
+ """Full baton status for GUI display."""
+ holder: BatonHolderInfo | None = None
+ pending_request: BatonRequest | None = None
+ queued_transfer: BatonTransferQueue | None = None
+ you_are_holder: bool = False
+ you_have_pending_request: bool = False
+ incoming_request: bool = False
+ allow_non_staff_request: bool = False
\ No newline at end of file
diff --git a/src/aare/daq/aaredb.py b/src/aare/daq/aaredb.py
index e165f7b1..2d1b9785 100644
--- a/src/aare/daq/aaredb.py
+++ b/src/aare/daq/aaredb.py
@@ -42,17 +42,28 @@ class AareWrapper:
def __init__(
self,
bl: MXBeamline,
- host: str = "https://mx-db-01.psi.ch/dispatcher",
+ host: str = "https://mx-aaredb-dmz-01.psi.ch/dispatcher",
):
configuration = aareDB.Configuration(host=host)
- configuration.verify_ssl = False # Disable SSL verification
+ # --- mTLS & SSL CONFIGURATION ---
+ # 1. Trust the Server (CA that signed mx-aaredb-dmz-01)
+ configuration.verify_ssl = True
+ configuration.ssl_ca_cert = "/etc/ssl/certs/secrets/mx-aaredb-dmz-01_Full_Chain_CA.pem"
+
+ # 2. Present Machine Identity (The certs that worked in curl)
+ configuration.cert_file = "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.crt"
+ configuration.key_file = "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.key"
+
+ # 3. Initialize the Client with this config
self.client = aareDB.ApiClient(configuration)
+
+ # Identity Forwarding (Optional now that mTLS is active, but safe to keep)
self.client.default_headers["X-Shared-Password"] = os.getenv("AAREDB_SHARED_PASSWORD")
self.__host = host
self.__tell_api = aareDB.TellsRunnerApi(self.client)
self.__sample_api = aareDB.SamplesRunnerApi(self.client)
- self.__proc_api = aareDB.ProcessingsRunnerApi(self.client)
+ self.__proc_api = aareDB.ProcessingsRunnerApi(self.client)
self.__raster_api = aareDB.GridscanRunnerApi(self.client)
self.__bl = bl
@@ -70,7 +81,7 @@ class AareWrapper:
ret = self.__tell_api.set_tell_positions(
set_tell_position_request=payload,
)
- print(ret)
+ logger.debug(ret)
def create_manual_sample(self, s: SampleShortInfo):
from aareDB.models import ManualSampleCreate
@@ -84,7 +95,7 @@ class AareWrapper:
try:
s.db_id = self.__sample_api.insert_sample(manual_sample).id
except Exception as e:
- print(f"Error inserting sample: {e}")
+ logger.error(f"Error inserting sample: {e}")
def sample_mounted(self, s: Optional[SampleShortInfo]):
if s is not None:
@@ -94,7 +105,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("Mounted")),
)
except Exception as e:
- print(e)
+ logger.error(e)
def sample_unmounted(self, s: Optional[SampleShortInfo]):
if s is not None:
@@ -104,7 +115,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("Unmounted")),
)
except Exception as e:
- print(e)
+ logger.error(e)
def sample_centered(self, s: Optional[SampleShortInfo]):
if s is not None:
@@ -114,7 +125,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("Centered")),
)
except Exception as e:
- print(e)
+ logger.error(e)
def sample_collected(self, s: Optional[SampleShortInfo]):
if s is None:
@@ -125,7 +136,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("Collected")),
)
except Exception as e:
- print(e)
+ logger.error(e)
def sample_failed(self, s: Optional[SampleShortInfo], failed_comment: Optional[str] = None):
if s is None:
@@ -136,7 +147,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("Failed"), comment=failed_comment),
)
except Exception as e:
- print(e)
+ logger.error(e)
def axc_failed(self, s: Optional[SampleShortInfo]):
if s is None:
@@ -147,7 +158,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("AXCFailed")),
)
except Exception as e:
- print(e)
+ logger.error(e)
def alc_failed(self, s: Optional[SampleShortInfo], alc_comment: Optional[str] = None):
if s is None:
@@ -158,7 +169,7 @@ class AareWrapper:
sample_event_create=SampleEventCreate(event_type=SampleEventType("ALCFailed"), comment=alc_comment),
)
except Exception as e:
- print(e)
+ logger.error(e)
def sample_lost(self, s: Optional[SampleShortInfo]):
if s is None:
@@ -288,9 +299,9 @@ class AareWrapper:
sample_id=s.db_id,
experiment_parameters_create=experiment_params_payload
)
- print("Experiment parameters created:", response)
+ logger.debug("Experiment parameters created:", response)
except Exception as e:
- print(e)
+ logger.error(e)
def create_gridscan_run(self, s: Optional[SampleShortInfo], r:RasterGridRequest, d:DAQStatusModel):
if s is None:
@@ -352,9 +363,9 @@ class AareWrapper:
sample_id=s.db_id,
experiment_parameters_create=experiment_params_payload
)
- print("Experiment parameters created:", response)
+ logger.info("Experiment parameters created:", response)
except Exception as e:
- print(e)
+ logger.debug(e)
def ingest_gridscan(self, sample: Optional[SampleShortInfo], raster_result: ScanResult,
raster_request: RasterGridRequest, geom: SampleGeometryModel,
@@ -378,7 +389,7 @@ class AareWrapper:
headers=headers, data=json.dumps(payload), timeout=30, verify=False)
response.raise_for_status()
- print(f"Response status code: {response.status_code}")
+ logger.info(f"Response status code: {response.status_code}")
def format_gridscan_payload(self, sample: Optional[SampleShortInfo], raster_result:ScanResult,
@@ -421,7 +432,7 @@ class AareWrapper:
return payload
except Exception as e:
- print(e)
+ logger.error(e)
raise e
def ingest_scan(self, sample: Optional[SampleShortInfo], result: ScanResult,
@@ -445,7 +456,7 @@ class AareWrapper:
headers=headers, data=json.dumps(payload), timeout=30, verify=False)
response.raise_for_status()
- print(f"Response status code: {response.status_code}")
+ logger.info(f"Response status code: {response.status_code}")
def format_scan_payload(self, sample: Optional[SampleShortInfo], result:ScanResult,
geom:SampleGeometryModel,
@@ -463,5 +474,5 @@ class AareWrapper:
return payload
except Exception as e:
- print(e)
+ logger.error(e)
raise e
diff --git a/src/aare/daq/auth.py b/src/aare/daq/auth.py
index d93edd06..22704334 100644
--- a/src/aare/daq/auth.py
+++ b/src/aare/daq/auth.py
@@ -1,14 +1,18 @@
import grp
import os
import pwd
+import uuid
from datetime import datetime, timedelta, UTC
from typing import List
+import time
import jwt
from fastapi import Depends, HTTPException, status
from fastapi.security import OAuth2PasswordRequestForm, OAuth2PasswordBearer
from pydantic import BaseModel
+from aare.common.auth_models import BatonRequestStatus, BatonTransferQueue, BatonRequest, BatonStatus
+from aare.common.models import SessionsStateEnum
from aare.daq.config import BeamlineConfig
from aare.common.exception_handler import AuthenticationException, UserRightsException, AuthErrorCode
@@ -21,6 +25,7 @@ SECRET_KEY = os.environ.get("JWT_AAREDAQ_KEY")
ALGORITHM = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES = 24 * 60 * 7 # 1 week
SESSION_EXPIRE_SECONDS = 60 * 10
+BATON_REQUEST_TIMEOUT_SECONDS = 30
STAFF_GROUP = "unx-MXgroup"
SUPER_USERS = ["e10019", "e11206", "e18147"]
@@ -114,4 +119,267 @@ def check_jwt_staff(cfg: BeamlineConfig, data: TokenData) -> None:
) from e
def force_current_sesion(cfg: BeamlineConfig, data: TokenData) -> None:
- cfg.force_set_active_session(data.session, SESSION_EXPIRE_SECONDS)
+ cfg.execute_baton_transfer(
+ to_session=data.session,
+ to_username=data.sub,
+ to_is_staff=data.staff,
+ to_pgroup=cfg.pgroup,
+ expiry_sec=SESSION_EXPIRE_SECONDS
+ )
+
+def _finalize_expired_baton_request(cfg: BeamlineConfig, pending: BatonRequest) -> BatonStatus:
+ """
+ Resolve an expired baton request in one place.
+
+ Rules:
+ - staff can override immediately if beamline is free
+ - otherwise the transfer is queued
+ - pending request is cleared once it is no longer pending
+ """
+ requester_is_staff = bool(pending.requester_is_staff)
+
+ if cfg.can_transfer_baton_now():
+ cfg.execute_baton_transfer(
+ to_session=pending.requester_session,
+ to_username=pending.requester_username,
+ to_is_staff=requester_is_staff,
+ to_pgroup=cfg.pgroup,
+ expiry_sec=SESSION_EXPIRE_SECONDS
+ )
+ else:
+ cfg.queued_baton_transfer = BatonTransferQueue(
+ target_session=pending.requester_session,
+ target_username=pending.requester_username,
+ target_is_staff=requester_is_staff,
+ target_pgroup=cfg.pgroup,
+ queued_at=time.time(),
+ reason="timeout_beamline_busy"
+ )
+
+ cfg.clear_pending_baton_request()
+ return get_baton_status(cfg, TokenData(
+ sub=pending.requester_username,
+ pgroups=[],
+ session=pending.requester_session,
+ staff=requester_is_staff
+ ))
+
+def resolve_baton_timeout_if_needed(cfg: BeamlineConfig) -> BatonStatus | None:
+ """
+ Check the current pending request and resolve it if expired.
+ Returns the updated BatonStatus when a timeout was processed, else None.
+ """
+ pending = cfg.pending_baton_request
+ if pending is None or pending.status != BatonRequestStatus.PENDING:
+ return None
+
+ elapsed = time.time() - pending.created_at
+ if elapsed < pending.timeout_seconds:
+ return None
+
+ return _finalize_expired_baton_request(cfg, pending)
+
+def get_baton_status(cfg: BeamlineConfig, data: TokenData) -> BatonStatus:
+ """
+ Build baton status scoped to the requesting session.
+
+ Important:
+ - requester sees you_have_pending_request
+ - holder sees incoming_request
+ - nobody else sees the request as actionable
+ """
+ holder = cfg.baton_holder
+ pending = cfg.pending_baton_request
+
+ is_requester = bool(
+ pending
+ and pending.status in (BatonRequestStatus.PENDING, BatonRequestStatus.REFUSED)
+ and pending.requester_session == data.session
+ )
+
+ is_holder = bool(
+ pending
+ and pending.status == BatonRequestStatus.PENDING
+ and pending.holder_session == data.session
+ )
+
+ # Only expose the pending request object to the two relevant sessions
+ scoped_pending = pending if (is_requester or is_holder) else None
+
+ return BatonStatus(
+ holder=holder,
+ pending_request=scoped_pending,
+ queued_transfer=cfg.queued_baton_transfer,
+ you_are_holder=bool(holder and holder.session == data.session),
+ you_have_pending_request=is_requester,
+ incoming_request=is_holder,
+ allow_non_staff_request=cfg.allow_non_staff_request_from_staff,
+ )
+
+def request_baton(cfg: BeamlineConfig, data: TokenData) -> dict:
+ resolve_baton_timeout_if_needed(cfg)
+
+ session_state = cfg.session_state(data.session)
+
+ if session_state == SessionsStateEnum.Vacant:
+ cfg.execute_baton_transfer(
+ to_session=data.session,
+ to_username=data.sub,
+ to_is_staff=data.staff,
+ to_pgroup=cfg.pgroup,
+ expiry_sec=SESSION_EXPIRE_SECONDS,
+ )
+ return {"granted": True, "message": "Baton acquired (beamline was vacant)"}
+
+ if session_state == SessionsStateEnum.OwnedByYou:
+ cfg.try_set_active_session(data.session, SESSION_EXPIRE_SECONDS)
+ return {"already_holder": True, "message": "You already hold the baton"}
+
+ holder = cfg.baton_holder
+ print(cfg.allow_non_staff_request_from_staff)
+ if holder and holder.is_staff and not data.staff and not cfg.allow_non_staff_request_from_staff:
+ return {
+ "error": True,
+ "message": "Requesting baton from staff is disabled by backend policy.",
+ }
+
+ if data.staff:
+ if not cfg.can_transfer_baton_now():
+ cfg.queued_baton_transfer = BatonTransferQueue(
+ target_session=data.session,
+ target_username=data.sub,
+ target_is_staff=data.staff,
+ target_pgroup=cfg.pgroup,
+ queued_at=time.time(),
+ reason="beamline_busy_staff_override",
+ )
+ return {
+ "queued": True,
+ "message": "Staff override queued - will transfer when beamline is available",
+ }
+
+ cfg.execute_baton_transfer(
+ to_session=data.session,
+ to_username=data.sub,
+ to_is_staff=data.staff,
+ to_pgroup=cfg.pgroup,
+ expiry_sec=SESSION_EXPIRE_SECONDS,
+ )
+ return {"granted": True, "override": True, "message": "Staff override - baton acquired"}
+
+ existing_request = cfg.pending_baton_request
+ if existing_request and existing_request.status == BatonRequestStatus.PENDING:
+ if existing_request.requester_session == data.session:
+ elapsed = time.time() - existing_request.created_at
+ if elapsed >= existing_request.timeout_seconds:
+ return {"timeout": True, "message": "Request timed out"}
+ remaining = existing_request.timeout_seconds - elapsed
+ return {
+ "pending": True,
+ "existing": True,
+ "remaining_seconds": max(0, remaining),
+ "message": f"Request already pending ({remaining:.0f}s remaining)",
+ }
+ return {
+ "error": True,
+ "message": "Another user already has a pending request",
+ }
+
+ request = BatonRequest(
+ request_id=str(uuid.uuid4()),
+ requester_username=data.sub,
+ requester_session=data.session,
+ requester_is_staff=data.staff,
+ holder_username=holder.username if holder else None,
+ holder_session=holder.session if holder else None,
+ created_at=time.time(),
+ timeout_seconds=BATON_REQUEST_TIMEOUT_SECONDS,
+ status=BatonRequestStatus.PENDING,
+ )
+ cfg.set_pending_baton_request(request, timeout_sec=BATON_REQUEST_TIMEOUT_SECONDS)
+
+ return {
+ "pending": True,
+ "request_id": request.request_id,
+ "timeout_seconds": BATON_REQUEST_TIMEOUT_SECONDS,
+ "message": f"Request sent to {holder.username if holder else 'current holder'}",
+ }
+
+def respond_to_baton_request(cfg: BeamlineConfig, data: TokenData, accept: bool) -> dict:
+ """
+ Current baton holder responds to a pending request.
+ """
+ resolve_baton_timeout_if_needed(cfg)
+
+ holder = cfg.baton_holder
+ if holder is None or holder.session != data.session:
+ return {"error": True, "message": "You are not the current baton holder"}
+
+ pending = cfg.pending_baton_request
+ if pending is None or pending.status != BatonRequestStatus.PENDING:
+ return {"error": True, "message": "No pending request to respond to"}
+
+ if accept:
+ if cfg.can_transfer_baton_now():
+ cfg.execute_baton_transfer(
+ to_session=pending.requester_session,
+ to_username=pending.requester_username,
+ to_is_staff=pending.requester_is_staff,
+ to_pgroup=cfg.pgroup,
+ expiry_sec=SESSION_EXPIRE_SECONDS
+ )
+ return {"accepted": True, "transferred": True, "message": "Baton transferred"}
+ else:
+ cfg.queued_baton_transfer = BatonTransferQueue(
+ target_session=pending.requester_session,
+ target_username=pending.requester_username,
+ target_is_staff=pending.requester_is_staff,
+ target_pgroup=cfg.pgroup,
+ queued_at=time.time(),
+ reason="accepted_beamline_busy"
+ )
+ cfg.clear_pending_baton_request()
+ return {
+ "accepted": True,
+ "queued": True,
+ "message": "Request accepted - will transfer when beamline is available"
+ }
+ else:
+ pending.status = BatonRequestStatus.REFUSED
+ cfg.set_pending_baton_request(pending, timeout_sec=5)
+ return {"refused": True, "message": "Request refused"}
+
+def release_baton(cfg: BeamlineConfig, data: TokenData) -> dict:
+ """
+ Voluntarily release the baton (set session to free).
+ """
+ resolve_baton_timeout_if_needed(cfg)
+
+ holder = cfg.baton_holder
+ if holder is None:
+ return {"released": True, "message": "Baton was already vacant"}
+
+ if holder.session != data.session:
+ return {"info": True, "message": "You don't hold the baton"}
+
+ cfg.end_active_session(data.session)
+ cfg.baton_holder = None
+ cfg.clear_pending_baton_request()
+
+ return {"released": True, "message": "Baton released - beamline is now vacant"}
+
+def cancel_baton_request(cfg: BeamlineConfig, data: TokenData) -> dict:
+ """
+ Cancel your own pending baton request.
+ """
+ resolve_baton_timeout_if_needed(cfg)
+
+ pending = cfg.pending_baton_request
+ if pending is None:
+ return {"error": True, "message": "No pending request to cancel"}
+
+ if pending.requester_session != data.session:
+ return {"error": True, "message": "You can only cancel your own request"}
+
+ cfg.clear_pending_baton_request()
+ return {"cancelled": True, "message": "Request cancelled"}
\ No newline at end of file
diff --git a/src/aare/daq/config.py b/src/aare/daq/config.py
index 4b353ae0..3011466f 100644
--- a/src/aare/daq/config.py
+++ b/src/aare/daq/config.py
@@ -18,6 +18,13 @@ from aare.common.models import (
FluorescenceSpectrumOutputModel, CrystalSize, SimpleStrategyInputModel, SimpleScanParameters
)
+from aare.common.auth_models import (
+ BatonStatus,
+ BatonRequest,
+ BatonHolderInfo,
+ BatonRequestStatus,
+ BatonTransferQueue,
+)
from aare.common.beamline import MXBeamline
from aare.common.logger_config import setup_logger
@@ -83,6 +90,20 @@ class BeamlineConfig:
# Session and authentication management
+ @property
+ def allow_non_staff_request_from_staff(self) -> bool:
+ raw = self.__client.get(f"{self.__bl}:allow_non_staff_request_from_staff")
+ if raw is None:
+ return False
+ return str(raw).strip().lower() in {"1", "true", "yes", "on"}
+
+ @allow_non_staff_request_from_staff.setter
+ def allow_non_staff_request_from_staff(self, enabled: bool) -> None:
+ if enabled:
+ self.__client.set(f"{self.__bl}:allow_non_staff_request_from_staff", "1")
+ else:
+ self.__client.delete(f"{self.__bl}:allow_non_staff_request_from_staff")
+
def generate_session(self) -> int:
return int(self.__client.incr(f"{self.__bl}:session"))
@@ -158,6 +179,7 @@ class BeamlineConfig:
return
if active == session:
self.__client.delete(f"{self.__bl}:active_session")
+ self.__client.delete(f"{self.__bl}:baton_holder")
def force_set_active_session(self, session: int, expiry_sec: int) -> None:
# Ensure that there is no active try-set for active session
@@ -167,6 +189,125 @@ class BeamlineConfig:
self.__client.set(f"{self.__bl}:active_session", session)
self.__client.expire(f"{self.__bl}:active_session", expiry_sec)
+ # ========== BATON SYSTEM ==========
+
+ @property
+ def baton_holder(self) -> BatonHolderInfo | None:
+ """Get information about the current baton holder."""
+ tmp = self.__client.get(f"{self.__bl}:baton_holder")
+ if tmp is None:
+ return None
+ try:
+ return BatonHolderInfo(**json.loads(tmp))
+ except Exception:
+ return None
+
+ @baton_holder.setter
+ def baton_holder(self, info: BatonHolderInfo | None) -> None:
+ if info is None:
+ self.__client.delete(f"{self.__bl}:baton_holder")
+ else:
+ self.__client.set(f"{self.__bl}:baton_holder", info.model_dump_json())
+
+ @property
+ def pending_baton_request(self) -> BatonRequest | None:
+ """Get the current pending baton request, if any."""
+ tmp = self.__client.get(f"{self.__bl}:baton_request")
+ if tmp is None:
+ return None
+ try:
+ return BatonRequest(**json.loads(tmp))
+ except Exception:
+ return None
+
+ def set_pending_baton_request(self, request: BatonRequest | None, timeout_sec: int = 30) -> None:
+ """Set a pending baton request with auto-expiry for timeout."""
+ if request is None:
+ self.__client.delete(f"{self.__bl}:baton_request")
+ else:
+ self.__client.set(f"{self.__bl}:baton_request", request.model_dump_json())
+ # Add a few seconds buffer so we can detect timeout vs expiry
+ self.__client.expire(f"{self.__bl}:baton_request", timeout_sec + 5)
+
+ def clear_pending_baton_request(self) -> None:
+ self.__client.delete(f"{self.__bl}:baton_request")
+
+ @property
+ def queued_baton_transfer(self) -> BatonTransferQueue | None:
+ """Get queued transfer waiting for beamline to be available."""
+ tmp = self.__client.get(f"{self.__bl}:baton_transfer_queue")
+ if tmp is None:
+ return None
+ try:
+ return BatonTransferQueue(**json.loads(tmp))
+ except Exception:
+ return None
+
+ @queued_baton_transfer.setter
+ def queued_baton_transfer(self, transfer: BatonTransferQueue | None) -> None:
+ if transfer is None:
+ self.__client.delete(f"{self.__bl}:baton_transfer_queue")
+ else:
+ self.__client.set(f"{self.__bl}:baton_transfer_queue", transfer.model_dump_json())
+
+ def can_transfer_baton_now(self) -> bool:
+ """Check if baton can be transferred (beamline not mid-operation)."""
+ # Can't transfer while beamline is busy
+ if self.state_busy:
+ return False
+ # Add automation queue check here when you implement it
+ # if self.automation_queue_running:
+ # return False
+ return True
+
+ def execute_baton_transfer(
+ self,
+ to_session: int,
+ to_username: str,
+ to_is_staff: bool,
+ to_pgroup: str | None,
+ expiry_sec: int
+ ) -> None:
+ """
+ Atomically transfer the baton to a new holder.
+ Use existing active_session_lock for consistency.
+ """
+ with redis_lock.Lock(
+ self.__client, f"{self.__bl}:active_session_lock", expire=10
+ ):
+ self.__client.set(f"{self.__bl}:active_session", to_session)
+ self.__client.expire(f"{self.__bl}:active_session", expiry_sec)
+ self.baton_holder = BatonHolderInfo(
+ username=to_username,
+ session=to_session,
+ is_staff=to_is_staff,
+ pgroup=to_pgroup
+ )
+ # Clear any pending request or queued transfer
+ self.clear_pending_baton_request()
+ self.queued_baton_transfer = None
+
+ def process_queued_transfer_if_ready(self, expiry_sec: int) -> bool:
+ """
+ Check if there's a queued transfer and beamline is now available.
+ Returns True if transfer was executed.
+ """
+ queued = self.queued_baton_transfer
+ if queued is None:
+ return False
+
+ if not self.can_transfer_baton_now():
+ return False
+
+ self.execute_baton_transfer(
+ to_session=queued.target_session,
+ to_username=queued.target_username,
+ to_is_staff=queued.target_is_staff,
+ to_pgroup=queued.target_pgroup,
+ expiry_sec=expiry_sec
+ )
+ return True
+
@property
def pgroup(self) -> str | None:
tmp = self.__client.get(f"{self.__bl}:pgroup")
@@ -631,3 +772,8 @@ class BeamlineConfig:
def increment_failed_mount_count(self) -> int:
return int(self.__client.incr(f"{self.__bl}:failed_mount_count"))
+
+if __name__ == "__main__":
+ from aare.common.beamline import mx_beamline
+ cfg = BeamlineConfig(bl=mx_beamline())
+ cfg.allow_non_staff_request_from_staff = True
\ No newline at end of file
diff --git a/src/aare/daq/daq.py b/src/aare/daq/daq.py
index 57968015..606d812e 100644
--- a/src/aare/daq/daq.py
+++ b/src/aare/daq/daq.py
@@ -67,7 +67,7 @@ class AareDAQ:
self.__bl = bl.value.upper()
self.__aare = AareWrapper(bl)
self.__saved_box = None
- self._smargon_trace_path = Path("logs") / "smargon_trace.csv"
+ self._smargon_trace_path = Path("/sls/mx/applications/logs") / "smargon_trace.csv"
self._face_detection_progress_cb: Callable[[dict], None] | None = None
self._last_sample_sync_ts = 0.0
self._sample_sync_min_interval_s = 2.0
diff --git a/src/aare/daq/mlbox.py b/src/aare/daq/mlbox.py
index 094233c2..84d00fc7 100644
--- a/src/aare/daq/mlbox.py
+++ b/src/aare/daq/mlbox.py
@@ -30,7 +30,7 @@ class MlBox:
elif bl == MXBeamline.X06DA:
self.__url = "http://mx-aare-test.psi.ch:8002/predict/?model=best_v8_20102025.pt"
elif bl == MXBeamline.X10SA:
- self.__url = "http://x10sa-spark-01.psi.ch:8002/predict/?model=best_v12_22092025.engine"
+ self.__url = "http://x10sa-spark-01.psi.ch:8002/predict/?model=best_yolo26l-seg-overlap-false_2026-03-16.engine"#v12_22092025.engine"
elif bl == MXBeamline.X06SA:
self.__url = ""
raise NotImplemented(f"MLBox not implemente for {bl}")
diff --git a/src/aare/daq/server.py b/src/aare/daq/server.py
index cf9a02ec..92e27d6e 100644
--- a/src/aare/daq/server.py
+++ b/src/aare/daq/server.py
@@ -7,7 +7,10 @@ import json
import cv2
import urllib3
import uvicorn
+
from aare.common.coordinate import SmargonCoordinate, Coordinate, AerotechCoordinate
+from aare.common.auth_models import BatonStatus, BatonRequestStatus
+from aare.common.coordinate import SmargonCoordinate, Coordinate
from aare.common.error_codes import export_error_codes, export_error_codes_grouped
from aare.common.logger_config import setup_logger
from aare.common.models import SampleShortInfo, DAQStatusModel, BeamlineStateEnum, BeamlineSettingsModel, \
@@ -691,11 +694,19 @@ async def pgroup(token: str = Depends(oauth2_scheme)) -> str:
@app.put("/access/pgroup")
async def set_pgroup(val: str, token: str = Depends(oauth2_scheme)) -> str:
- auth.check_jwt_ro(cfg, auth.parse_token(token))
+ data = auth.parse_token(token)
+
+ holder = cfg.baton_holder
+ is_current_holder = holder is not None and holder.session == data.session
+
+ # Staff or current baton holder may change p-group even if it is not currently active.
+ # Everyone else must still belong to the active p-group.
+ if not (data.staff or is_current_holder):
+ auth.check_jwt_ro(cfg, data)
+
cfg.pgroup = val
return "OK"
-
@app.delete("/access/pgroup")
async def del_pgroup(token: str = Depends(oauth2_scheme)) -> str:
auth.check_jwt_ro(cfg, auth.parse_token(token))
@@ -728,6 +739,133 @@ async def force_current_session(token: str = Depends(oauth2_scheme)) -> str:
auth.force_current_sesion(cfg, data)
return "OK"
+# ========== BATON CONTROL ENDPOINTS ==========
+
+@app.get("/baton/status")
+async def baton_status(token: str = Depends(oauth2_scheme)) -> BatonStatus:
+ """Get the current baton status for the requesting user."""
+ data = auth.parse_token(token)
+ auth.resolve_baton_timeout_if_needed(cfg)
+ return auth.get_baton_status(cfg, data)
+
+
+@app.post("/baton/request")
+async def baton_request(token: str = Depends(oauth2_scheme)) -> dict:
+ """
+ Request control (baton) of the beamline.
+
+ - If vacant: granted immediately
+ - If staff requesting: granted immediately (or queued if busy)
+ - If same level: creates pending request with timeout
+ - Non-staff cannot request from staff
+ """
+ logger.debug(cfg.allow_non_staff_request_from_staff)
+ data = auth.parse_token(token)
+ return auth.request_baton(cfg, data)
+
+@app.post("/baton/respond")
+async def baton_respond(accept: bool, token: str = Depends(oauth2_scheme)) -> dict:
+ """
+ Current baton holder responds to a pending request.
+
+ - accept=true: transfers baton (or queues if busy)
+ - accept=false: refuses the request
+ """
+ data = auth.parse_token(token)
+ return auth.respond_to_baton_request(cfg, data, accept)
+
+
+@app.post("/baton/release")
+async def baton_release(token: str = Depends(oauth2_scheme)) -> dict:
+ """Voluntarily release the baton, making the beamline vacant."""
+ data = auth.parse_token(token)
+ return auth.release_baton(cfg, data)
+
+
+@app.post("/baton/cancel")
+async def baton_cancel(token: str = Depends(oauth2_scheme)) -> dict:
+ """Cancel your own pending baton request."""
+ data = auth.parse_token(token)
+ return auth.cancel_baton_request(cfg, data)
+
+
+@app.get("/baton/check_timeout")
+async def baton_check_timeout(token: str = Depends(oauth2_scheme)) -> dict:
+ """
+ Check if a pending request has timed out and process it.
+ Called by GUI to poll for timeout completion.
+ """
+ data = auth.parse_token(token)
+
+ auth.resolve_baton_timeout_if_needed(cfg)
+
+ pending = cfg.pending_baton_request
+ if pending is None:
+ if cfg.baton_holder and cfg.baton_holder.session == data.session:
+ return {"granted": True, "message": "Baton acquired!"}
+ queued = cfg.queued_baton_transfer
+ if queued and queued.target_session == data.session:
+ return {"queued": True, "message": "Transfer queued"}
+ return {"no_pending": True}
+
+ if pending.requester_session != data.session:
+ return {"not_your_request": True}
+
+ if pending.status == BatonRequestStatus.REFUSED:
+ cfg.clear_pending_baton_request()
+ return {"refused": True, "message": "Request refused"}
+
+ elapsed = time.time() - pending.created_at
+ if elapsed < pending.timeout_seconds:
+ return {
+ "pending": True,
+ "remaining_seconds": pending.timeout_seconds - elapsed
+ }
+
+ return auth.request_baton(cfg, data)
+
+@app.put("/access/allow_non_staff_request_from_staff")
+async def set_allow_non_staff_request_from_staff(val: bool, token: str = Depends(oauth2_scheme)) -> str:
+ data = auth.parse_token(token)
+ auth.check_jwt_staff_only(data)
+ cfg.allow_non_staff_request_from_staff = val
+ return "OK"
+
+async def baton_status_event_stream(data: TokenData) -> AsyncGenerator[str, None]:
+ """SSE stream for baton status updates."""
+ last_status = None
+ try:
+ while True:
+ auth.resolve_baton_timeout_if_needed(cfg)
+
+ new_baton_status = auth.get_baton_status(cfg, data)
+ status_json = new_baton_status.model_dump_json()
+
+ if status_json != last_status:
+ last_status = status_json
+ yield f"data: {status_json}\n\n"
+
+ cfg.process_queued_transfer_if_ready(auth.SESSION_EXPIRE_SECONDS)
+
+ await asyncio.sleep(0.5)
+ except asyncio.CancelledError:
+ return
+
+
+@app.get("/sse/baton")
+async def sse_baton(token: str = Depends(oauth2_scheme)):
+ """SSE endpoint for real-time baton status updates."""
+ data = auth.parse_token(token)
+ return StreamingResponse(
+ baton_status_event_stream(data),
+ media_type="text/event-stream",
+ headers={
+ "Cache-Control": "no-cache",
+ "Connection": "keep-alive",
+ "Access-Control-Allow-Origin": "*",
+ "Access-Control-Allow-Headers": "Cache-Control"
+ }
+ )
@app.get("/beamline/settings")
async def get_settings(token: str = Depends(oauth2_scheme)) -> BeamlineSettingsModel:
diff --git a/src/aare/daq/spreadsheetupdater.py b/src/aare/daq/spreadsheetupdater.py
index 4f7c65f8..5cad17fb 100644
--- a/src/aare/daq/spreadsheetupdater.py
+++ b/src/aare/daq/spreadsheetupdater.py
@@ -9,7 +9,9 @@ from aare.common.beamline import MXBeamline, mx_beamline
beamline = mx_beamline()
SLOT_IDENTIFIER = beamline.value.upper()
-WS_URL = f"wss://mx-db-01.psi.ch/dispatcher/protected_router/tell_runner/ws/samples-spreadsheet/{SLOT_IDENTIFIER}"
+#WS_URL = f"wss://mx-db-01.psi.ch/dispatcher/protected_router/tell_runner/ws/samples-spreadsheet/{SLOT_IDENTIFIER}"
+WS_URL = f"wss://mx-aaredb-dmz-01.psi.ch/dispatcher/protected_router/tell_runner/ws/samples-spreadsheet/{SLOT_IDENTIFIER}"
+
# Ensure the environment variable for the shared password is set
password = os.getenv("AAREDB_SHARED_PASSWORD")
@@ -134,6 +136,25 @@ def main():
"""
while True:
try:
+ import ssl
+ import websocket
+
+ # FORCE a clean context
+ context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH)
+ context.load_verify_locations(cafile="/etc/ssl/certs/secrets/mx-aaredb-dmz-01_Full_Chain_CA.pem")
+ context.load_cert_chain(
+ certfile="/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.crt",
+ keyfile="/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.key"
+ )
+
+ # Explicitly set the SNI hostname to match NGINX server_name
+ # This is often what's missing when NGINX says "No cert sent"
+ ssl_opt = {
+ "context": context,
+ "server_hostname": "mx-aaredb-dmz-01.psi.ch",
+ "check_hostname": True
+ }
+
ws = websocket.WebSocketApp(
WS_URL,
header=WS_HEADERS,
@@ -142,11 +163,13 @@ def main():
on_close=on_close,
on_open=on_open,
)
- ws.run_forever(sslopt={"cert_reqs": 0})
- except Exception as e:
- print(f"[MAIN][ERROR] ws.run_forever() crashed with: {e}")
- print("[WS][INFO] WebSocket connection lost. Reconnecting in 5 seconds...")
+ print(f"[WS][INFO] Connecting to {WS_URL}...")
+ ws.run_forever(sslopt=ssl_opt)
+
+ except Exception as e:
+ print(f"[MAIN][ERROR] WebSocket connection failed: {e}")
+
time.sleep(5)
if __name__ == "__main__":
diff --git a/src/aare/daq/tellupdater.py b/src/aare/daq/tellupdater.py
index e9815dec..9792741d 100644
--- a/src/aare/daq/tellupdater.py
+++ b/src/aare/daq/tellupdater.py
@@ -4,7 +4,6 @@ import threading
import websocket
import sseclient
-import requests
import time
from aareDB.models import PuckWithTellPosition
@@ -19,7 +18,8 @@ logger = setup_logger("aareDAQ")
# Configuration
beamline = mx_beamline()
SLOT_IDENTIFIER = beamline.value.upper()
-WS_URL = f"wss://mx-db-01.psi.ch/dispatcher/protected_router/wstell/ws/slot/{SLOT_IDENTIFIER}"
+#WS_URL = f"wss://mx-db-01.psi.ch/dispatcher/protected_router/wstell/ws/slot/{SLOT_IDENTIFIER}"
+WS_URL = f"wss://mx-aaredb-dmz-01.psi.ch/dispatcher/protected_router/wstell/ws/slot/{SLOT_IDENTIFIER}"
#WS_URL = f"wss://localhost:8001/protected_router/wstell/ws/slot/{SLOT_IDENTIFIER}"
WS_HEADERS = [f"X-Shared-Password: {os.getenv('AAREDB_SHARED_PASSWORD')}"]
print(WS_HEADERS)
@@ -39,19 +39,40 @@ def listen_to_sse():
print(f"[SSE][WARN] No TELL URL configured – SSE listener not started. (tell_client.url={tell_client.url})")
return
sse_url = tell_client.url + "/events"
- try:
- #response = requests.get(sse_url, stream=True)
- client = sseclient.SSEClient(sse_url)
- print("[SSE][listen_to_sse] Initial detected pucks fetch on connect")
- handle_tell_change_event()
+ while True:
+ try:
+ print(f"[SSE][INFO] Attempting to connect to {sse_url}...")
+ if sse_url.startswith("https://mx-aaredb-dmz-01"): #"https://mx-db-01"
+ # mTLS path
+ import requests
+ #cert_pair = ("/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_db-01.crt", "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_db-01.key")
+ cert_pair = ("/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.crt",
+ "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.key")
+ #ca_root = "/etc/ssl/certs/secrets/mx-db-01_Full_Chain_CA.pem"
+ ca_root = "/etc/ssl/certs/secrets/mx-aaredb-dmz-01_Full_Chain_CA.pem"
+ response = requests.get(sse_url, stream=True, cert=cert_pair, verify=ca_root)
+ response.raise_for_status()
+ client = sseclient.SSEClient(response)
+ else:
+ # Robot path (PC17488) - Pass URL STRING directly
+ # SSEClient will handle the simple HTTP GET itself
+ client = sseclient.SSEClient(sse_url)
- for event in client.events():
- print(f"event = {event.event} with data: {event.data}")
- if event.event == "DewarContentUpdate":
- on_sse_event(event)
- except Exception as exc:
- print(f"[SSE][listen_to_sse][ERROR] Failed to connect to {sse_url}: {exc}")
+ print("[SSE][listen_to_sse] Initial detected pucks fetch on connect")
+ handle_tell_change_event()
+
+ # Compatibility: some SSEClient versions are iterable, others expose .events().
+ events_iter = client.events() if hasattr(client, "events") else iter(client)
+ for event in events_iter:
+ # print(f"event = {event.event} with data: {event.data}")
+ if event.event == "DewarContentUpdate":
+ on_sse_event(event)
+ except Exception as exc:
+ print(f"[SSE][listen_to_sse][ERROR] Connection lost or failed: {exc}")
+
+ print("[SSE][INFO] Reconnecting to SSE in 5 seconds...")
+ time.sleep(5)
def compare_and_report_change(old, new, key_func):
"""
@@ -140,14 +161,34 @@ def on_close(ws, close_status_code, close_msg):
def on_open(ws):
print("[WS][OPEN] WebSocket opened.")
+
def main():
# Start SSE listener in a separate background thread
sse_thread = threading.Thread(target=listen_to_sse, daemon=True)
sse_thread.start()
- # Main thread runs websocket client loop
+ """
+ Main function to initiate WebSocket connection with mTLS.
+ """
while True:
try:
+ import ssl
+ # 1. Create a modern SSL Context for a TLS Client
+ context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
+
+ # 2. Load the CA to verify the NGINX server's identity
+ context.load_verify_locations(cafile="/etc/ssl/certs/secrets/mx-aaredb-dmz-01_Full_Chain_CA.pem")
+
+ # 3. Load the Client Certificate and Key (mTLS)
+ # Using the 'dmz-01' paths that worked in your curl
+ context.load_cert_chain(
+ certfile="/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.crt",
+ keyfile="/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_dmz-01.key"
+ )
+
+ # Optional: Ensure hostname matching is active (recommended)
+ context.check_hostname = True
+
ws = websocket.WebSocketApp(
WS_URL,
header=WS_HEADERS,
@@ -156,12 +197,16 @@ def main():
on_close=on_close,
on_open=on_open,
)
- ws.run_forever(sslopt={"cert_reqs": 0})
- except Exception as e:
- print(f"[MAIN][ERROR] ws.run_forever() crashed with: {e}")
- print("[WS][INFO] WebSocket connection lost. Reconnecting in 5 seconds...")
+ # 4. Pass the context directly via sslopt
+ print(f"[WS][INFO] Connecting to {WS_URL} using mTLS...")
+ ws.run_forever(sslopt={"context": context})
+
+ except Exception as e:
+ print(f"[MAIN][ERROR] WebSocket connection failed: {e}")
+
+ print("[WS][INFO] Reconnecting in 5 seconds...")
time.sleep(5)
if __name__ == "__main__":
- main()
\ No newline at end of file
+ main()
diff --git a/src/aare/gui/gui.py b/src/aare/gui/gui.py
index d5957486..9b4ffb63 100644
--- a/src/aare/gui/gui.py
+++ b/src/aare/gui/gui.py
@@ -36,9 +36,9 @@ if __name__ == "__main__":
default_gonio_cam_addr = "axis-accc8ed2972e.psi.ch"
default_gonio_camera_id = 3
case MXBeamline.X10SA:
- default_url = "http://127.0.0.1:5210"
- default_zmq_addr = "tcp://sls-gpu-003:9089"#"tcp://x10sa-spark-01:9091" #"tcp://x10sa-spark-01:9091" #"tcp://x10sa-pserv-01:9089" #
- default_pred_zmq_addr = "tcp://sls-gpu-003:9089"#"""tcp://x10sa-spark-01:9091" #
+ default_url = "http://mx-x10sa-queue-01.psi.ch:5210" #"http://127.0.0.1:5210"
+ default_zmq_addr = "tcp://x10sa-spark-01:9091" # "tcp://x10sa-spark-01:9091" #
+ default_pred_zmq_addr = "tcp://x10sa-spark-01:9091" #"tcp://sls-gpu-003:9089"#""
default_beamline_cam_addr = "axis-accc8eb02488.psi.ch"
default_gonio_cam_addr = "axis-accc8ea5e463.psi.ch"
default_gonio_camera_id = 1
diff --git a/src/aare/gui/main_window.py b/src/aare/gui/main_window.py
index be28070b..5c1e63bc 100644
--- a/src/aare/gui/main_window.py
+++ b/src/aare/gui/main_window.py
@@ -1,4 +1,5 @@
import time
+import requests
import jwt
from PySide6.QtCore import Qt, Slot, Signal, QTimer, QSettings
@@ -12,6 +13,7 @@ from PySide6.QtWidgets import (
QDockWidget,
QTabWidget, QFrame, QSizePolicy, QLabel)
+from aare.common.auth_models import BatonStatus, BatonRequestStatus
from aare.common.coordinate import Coordinate, SmargonCoordinate
from aare.common.diffraction_geometry import DiffractionGeometry
from aare.common.logger_config import setup_logger
@@ -49,6 +51,7 @@ from aare.gui.threads.daq_worker import DAQWorker
from aare.gui.threads.jfjoch_viewer import JFJochDBusClient
from aare.gui.tutorials.tutorial_registration import register_tutorials
from aare.gui.widgets.alert_banner import AlertBanner
+from aare.gui.widgets.baton_request_dialog import BatonRequestDialog, BatonPendingDialog
from aare.gui.widgets.camera_image import SampleCameraImageLabel
from aare.gui.widgets.no_wheel_scroll_area import NoWheelScrollArea
from aare.gui.widgets.status_bar import StatusBar
@@ -83,6 +86,10 @@ class MainWindow(QMainWindow):
self._cleanup_done = False
self._default_window_state = None
+ self._waiting_for_baton_response: bool = False
+ self._baton_request_dialog: BatonRequestDialog | None = None
+ self._baton_pending_dialog: BatonPendingDialog | None = None
+
# Tutorial manager (define tutorials after widgets exist)
self._tutorial_event_bus = TutorialEventBus(self)
self._tutorial_text_resolver = DictionaryTextResolver(MANUAL_MOUNT_TUTORIAL)
@@ -326,6 +333,17 @@ class MainWindow(QMainWindow):
self.setStatusBar(self.status_bar)
self.daq = DAQWorker(base_url=self.__base_url, token=self.__token)
+
+ self.daq.baton_status_changed.connect(self.status_bar.update_baton_status)
+ self.daq.baton_status_changed.connect(self._on_baton_status_changed)
+ self.daq.baton_request_result.connect(self._on_baton_request_result)
+ self.daq.baton_response_result.connect(self._on_baton_response_result)
+ self.daq.baton_timeout_checked.connect(self._on_baton_timeout_checked)
+
+ self.status_bar.baton_request_received.connect(self._show_baton_request_dialog)
+ self.status_bar.baton_request_accepted.connect(self._accept_baton_request)
+ self.status_bar.baton_request_refused.connect(self._refuse_baton_request)
+
self.daq.spreadsheet.connect(self.tell_samples.new_sample_list)
if self.__decoded_token.staff:
self.daq.reference_tools.connect(self.ref_tools_panel.new_list)
@@ -436,9 +454,21 @@ class MainWindow(QMainWindow):
self.data_collection.simple.parameters_changed.connect(self.daq.smart_params)
self.raster.grid_scan_size_changed.connect(self.data_collection.raster.grid_scan_size_change)
+
self.status_bar.set_pgroup.connect(self.daq.set_pgroup)
self.status_bar.end_session.connect(self.daq.end_session)
self.status_bar.force_session.connect(self.daq.force_session)
+
+ self.status_bar.request_baton.connect(self.daq.request_baton)
+ self.status_bar.cancel_baton_request.connect(self.daq.cancel_baton_request)
+ self.status_bar.release_baton.connect(self.daq.release_baton)
+ self.status_bar.baton_request_accepted.connect(
+ lambda: self.daq.respond_to_baton_request(True)
+ )
+ self.status_bar.baton_request_refused.connect(
+ lambda: self.daq.respond_to_baton_request(False)
+ )
+
self.status_bar.dewar_exchange.connect(self.daq.dewar_exchange)
self.status_bar.sample_exchange.connect(self.daq.sample_exchange)
self.status_bar.sample_alignment.connect(self.daq.sample_alignment)
@@ -446,6 +476,7 @@ class MainWindow(QMainWindow):
self.status_bar.close_shutter.connect(self.daq.close_shutter)
self.status_bar.open_shutter.connect(self.daq.open_shutter)
+
self.rotation.file_ready.connect(self.viewer.load_image)
self.raster.image_selected.connect(self.viewer.load_image)
@@ -793,6 +824,189 @@ class MainWindow(QMainWindow):
self.__mounting = False
self.video_tab.setCurrentIndex(0)
+
+ # ========== BATON DIALOG HANDLING ==========
+
+ @Slot(dict)
+ def _show_baton_request_dialog(self, payload: dict):
+ requester = str(payload.get("requester") or "Another user")
+ timeout = int(payload.get("timeout") or 30)
+
+ if self._baton_request_dialog is not None and self._baton_request_dialog.isVisible():
+ return
+
+ self._baton_request_dialog = BatonRequestDialog(
+ requester=requester,
+ timeout_seconds=timeout,
+ parent=self,
+ )
+ self._baton_request_dialog.accepted_signal.connect(self.status_bar._on_baton_dialog_accepted)
+ self._baton_request_dialog.refused_signal.connect(self.status_bar._on_baton_dialog_refused)
+ self._baton_request_dialog.show()
+ self._baton_request_dialog.raise_()
+ self._baton_request_dialog.activateWindow()
+
+ @Slot()
+ def _accept_baton_request(self):
+ self.daq.respond_to_baton_request(True)
+
+ @Slot()
+ def _refuse_baton_request(self):
+ self.daq.respond_to_baton_request(False)
+
+ @Slot()
+ def _accept_baton_request(self):
+ self.daq.respond_to_baton_request(True)
+
+ @Slot()
+ def _refuse_baton_request(self):
+ self.daq.respond_to_baton_request(False)
+
+ @Slot(BatonStatus)
+ def _on_baton_status_changed(self, status: BatonStatus):
+ """Close the pending dialog immediately if the baton request has been resolved via SSE."""
+ if self._waiting_for_baton_response and not status.you_have_pending_request:
+ self._waiting_for_baton_response = False
+ self._close_baton_pending_dialog()
+
+ if status.you_are_holder:
+ self.alert_banner.show_message("Baton acquired!", False, auto_clear_ms=10000)
+ else:
+ self.alert_banner.show_message("Request declined or cancelled", False, auto_clear_ms=10000)
+
+ @Slot(dict)
+ def _on_baton_request_result(self, result: dict):
+ """Handle result of our baton request - show waiting banner with countdown."""
+ if result.get("granted"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message("Baton acquired!", False, auto_clear_ms=10000)
+ logger.info("Baton acquired")
+
+ # Close the pending dialog immediately before showing p-group prompt
+ self._close_baton_pending_dialog()
+
+ available_pgroups = [str(p).strip() for p in (self.__decoded_token.pgroups or []) if p is not None and str(p).strip()]
+ if len(available_pgroups) == 1:
+ self.status_bar.set_pgroup.emit(available_pgroups[0])
+ else:
+ self.status_bar._after_baton_granted_select_pgroup()
+
+ elif result.get("pending"):
+ self._waiting_for_baton_response = True
+ timeout = result.get("timeout_seconds", 30)
+ holder = result.get("message", "Waiting for response...")
+
+ if getattr(self, "_baton_pending_dialog", None) is None:
+ target_user = holder.replace("Request sent to ", "")
+ self._baton_pending_dialog = BatonPendingDialog(target_user=target_user, timeout_seconds=timeout,
+ parent=self)
+ self._baton_pending_dialog.cancelled_signal.connect(self.daq.cancel_baton_request)
+ self._baton_pending_dialog.show()
+ else:
+ self._baton_pending_dialog.update_remaining(timeout)
+
+ self.alert_banner.show_waiting(f"Requesting control - {holder}", timeout)
+ logger.info(f"Baton request pending - {timeout}s timeout")
+
+ elif result.get("queued"):
+ self._waiting_for_baton_response = True
+ self.alert_banner.show_waiting("Control transfer queued - waiting for beamline")
+ logger.info("Baton transfer queued")
+
+ if getattr(self, "_baton_pending_dialog", None) is None:
+ self._baton_pending_dialog = BatonPendingDialog(target_user="Current Holder", timeout_seconds=0,
+ parent=self)
+ self._baton_pending_dialog.cancelled_signal.connect(self.daq.cancel_baton_request)
+ self._baton_pending_dialog.show()
+ self._baton_pending_dialog.set_queued_state()
+
+ elif result.get("already_holder"):
+ self._waiting_for_baton_response = False
+ logger.debug("Already baton holder")
+ self._close_baton_pending_dialog()
+
+ elif result.get("error"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message(result.get("message", "Request failed"), True)
+ logger.warning(f"Baton request failed: {result.get('message')}")
+ self._close_baton_pending_dialog()
+
+ @Slot(dict)
+ def _on_baton_response_result(self, result: dict):
+ """Handle result after we responded to someone else's request."""
+ logger.debug(f"Baton response result: {result}")
+ if result.get("accepted"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message("Control transferred", False, auto_clear_ms=10000)
+ self._close_baton_dialog()
+ self.status_bar.update_baton_status(self.status_bar._baton_status) # refresh label state
+ elif result.get("refused"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message("Request declined", False, auto_clear_ms=10000)
+ self._close_baton_dialog()
+ self.status_bar.update_baton_status(self.status_bar._baton_status) # refresh label state
+ else:
+ logger.debug(f"replied with {result}")
+
+ @Slot(dict)
+ def _on_baton_timeout_checked(self, result: dict):
+ """Refresh waiting UI when the backend confirms timeout state."""
+ logger.debug(f"Baton timeout checked: {result}")
+ if result.get("pending"):
+ remaining = int(result.get("remaining_seconds", 0))
+ if self._waiting_for_baton_response:
+ self.alert_banner.show_waiting("Requesting control", remaining)
+ if getattr(self, "_baton_pending_dialog", None) is not None:
+ self._baton_pending_dialog.update_remaining(remaining)
+
+ elif result.get("granted"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message("Baton acquired!", False, auto_clear_ms=10000)
+
+ # Close the pending dialog immediately before showing p-group prompt
+ self._close_baton_pending_dialog()
+ # P-group logic will be handled automatically by the status_bar stream update
+
+ elif result.get("queued"):
+ self._waiting_for_baton_response = True
+ self.alert_banner.show_waiting("Control transfer queued - waiting for beamline")
+
+ if getattr(self, "_baton_pending_dialog", None) is not None:
+ self._baton_pending_dialog.set_queued_state()
+ else:
+ self._baton_pending_dialog = BatonPendingDialog(target_user="Current Holder", timeout_seconds=0,
+ parent=self)
+ self._baton_pending_dialog.cancelled_signal.connect(self.daq.cancel_baton_request)
+ self._baton_pending_dialog.show()
+ self._baton_pending_dialog.set_queued_state()
+
+ elif result.get("refused"):
+ self._waiting_for_baton_response = False
+ self.alert_banner.show_message("Request declined", False, auto_clear_ms=10000)
+ self._close_baton_pending_dialog()
+
+ else:
+ logger.debug(f"replied with {result}")
+ self.alert_banner.clear_message()
+ self._close_baton_pending_dialog()
+
+ def _close_baton_dialog(self) -> None:
+ if getattr(self, "_baton_request_dialog", None) is not None:
+ try:
+ self._baton_request_dialog.close()
+ finally:
+ self._baton_request_dialog = None
+
+ def _close_baton_pending_dialog(self) -> None:
+ if getattr(self, "_baton_pending_dialog", None) is not None:
+ try:
+ if hasattr(self._baton_pending_dialog, '_timer'):
+ self._baton_pending_dialog._timer.stop()
+ self._baton_pending_dialog.close()
+ finally:
+ self._baton_pending_dialog = None
+
+
def _restore_window_state(self) -> None:
settings = QSettings()
geometry = settings.value("main_window/geometry")
@@ -814,6 +1028,12 @@ class MainWindow(QMainWindow):
except Exception as e:
logger.warning(f"Failed to save main window state: {e}")
+ # Release baton before closing
+ try:
+ self.daq.release_baton_on_close()
+ except Exception as e:
+ logger.warning(f"Failed to release baton on close: {e}")
+
try:
self.cleanup()
except Exception as e:
diff --git a/src/aare/gui/panels/smargon_trace_panel.py b/src/aare/gui/panels/smargon_trace_panel.py
index fe958702..7f031cc4 100644
--- a/src/aare/gui/panels/smargon_trace_panel.py
+++ b/src/aare/gui/panels/smargon_trace_panel.py
@@ -507,6 +507,7 @@ class SmargonTracePanel(QWidget):
project_root / self._csv_path,
project_root / "src" / "aare" / "daq" / "logs" / "smargon_trace.csv",
project_root / "src" / "aare" / "gui" / "logs" / "smargon_trace.csv",
+ Path("/sls/mx/applications/logs/smargon_trace.csv"),
]
out: list[Path] = []
diff --git a/src/aare/gui/threads/daq_worker.py b/src/aare/gui/threads/daq_worker.py
index dffd18e0..c201a938 100644
--- a/src/aare/gui/threads/daq_worker.py
+++ b/src/aare/gui/threads/daq_worker.py
@@ -9,6 +9,8 @@ from PySide6.QtNetwork import QNetworkAccessManager, QNetworkRequest, QNetworkRe
from jfjoch_client import ScanResult, ScanResultImagesInner
from aare.common.coordinate import SmargonCoordinate, Coordinate, AerotechCoordinate
+from aare.common.auth_models import BatonStatus
+from aare.common.coordinate import SmargonCoordinate, Coordinate
from aare.common.error_codes import export_error_codes
from aare.common.exception_handler import JFJochCommunicationError
from aare.common.models import DAQStatusModel, SampleShortInfoList, SampleShortInfo, SampleCameraSettings, \
@@ -29,7 +31,7 @@ class DAQWorker(QObject):
reference_tools = Signal(SampleShortInfoList)
http_error = Signal(str)
status_message = Signal(str, bool)
-
+
# New dedicated signals for polled device errors and request-time errors
polled_devices_status = Signal(str, bool) # (message, is_error)
detector_error = Signal(str, bool) # (message, is_error)
@@ -59,6 +61,12 @@ class DAQWorker(QObject):
workflow_automation_status = Signal(bool) # enabled
workflow_event = Signal(object) # WorkflowEvent
+ baton_status_changed = Signal(BatonStatus)
+ baton_request_result = Signal(dict)
+ baton_response_result = Signal(dict)
+ baton_incoming_request = Signal(dict)
+ baton_timeout_checked = Signal(dict)
+
def __init__(self, base_url: str | None, token: str, parent=None):
super().__init__(parent)
self._active_status_error_key = None
@@ -111,10 +119,18 @@ class DAQWorker(QObject):
self._last_detector_msg: str | None = None
self._last_detector_is_error: bool | None = None
+ self._baton_stream_reply: QNetworkReply | None = None
+ self._last_baton_status: BatonStatus | None = None
+
+ self._baton_timeout_timer = QTimer(self)
+ self._baton_timeout_timer.setInterval(1000)
+ self._baton_timeout_timer.timeout.connect(self.check_baton_timeout)
+
self._face_detection_stream_reply: QNetworkReply | None = None
if self.__base_url is not None:
self.start_face_detection_stream()
+ self.start_baton_stream()
def get_last_error_payload(self) -> dict:
return dict(self._last_error_payload or {})
@@ -395,7 +411,6 @@ class DAQWorker(QObject):
self._server_connected = False
self._last_server_error = err_msg
- # Clear device states so we show "Server reconnected" on recovery
self._last_tell_connected = None
self._last_smargon_connected = None
self._last_aerotech_connected = None
@@ -658,6 +673,7 @@ class DAQWorker(QObject):
self.generic_delete("access/pgroup")
else:
self.generic_put(f"access/pgroup?val={val}")
+ self.send_status_request()
@Slot(QNetworkReply)
def _handle_all_pgroups_response(self, reply: QNetworkReply):
@@ -1193,7 +1209,6 @@ class DAQWorker(QObject):
out[str(k)] = str(v)
return out
- @Slot()
@Slot()
def get_error_codes(self) -> None:
"""
@@ -1262,6 +1277,164 @@ class DAQWorker(QObject):
suffix = f"?{'&'.join(query)}" if query else ""
self.generic_post(f"samcam/send_screenshot_db{suffix}")
+ def start_baton_stream(self):
+ """Start SSE stream for baton status updates."""
+ if self.__base_url is None:
+ return
+
+ if self._baton_stream_reply is not None:
+ return
+
+ request = QNetworkRequest(QUrl(f"{self.__base_url}/sse/baton"))
+ request.setRawHeader(b"Authorization", f"Bearer {self.__token}".encode("utf-8"))
+ reply = self.__net_manager.get(request)
+ reply.readyRead.connect(lambda: self._read_baton_stream(reply))
+ reply.finished.connect(self._restart_baton_stream)
+ self._baton_stream_reply = reply
+
+ def _restart_baton_stream(self):
+ self._baton_stream_reply = None
+ if self.__base_url is not None:
+ QTimer.singleShot(1000, self.start_baton_stream)
+
+ def _read_baton_stream(self, reply: QNetworkReply):
+ try:
+ chunk = reply.readAll().data().decode("utf-8")
+ for line in chunk.splitlines():
+ if line.startswith("data:"):
+ payload = line[5:].strip()
+ if payload:
+ status = BatonStatus.model_validate_json(payload)
+
+ if status.you_have_pending_request:
+ if not self._baton_timeout_timer.isActive():
+ self._baton_timeout_timer.start()
+ else:
+ if self._baton_timeout_timer.isActive():
+ self._baton_timeout_timer.stop()
+
+ if (status.incoming_request and
+ (self._last_baton_status is None or
+ not self._last_baton_status.incoming_request)):
+ self.baton_incoming_request.emit({
+ "requester": status.pending_request.requester_username if status.pending_request else "Unknown",
+ "timeout": status.pending_request.timeout_seconds if status.pending_request else 30
+ })
+
+ self._last_baton_status = status
+ self.baton_status_changed.emit(status)
+ except Exception as e:
+ logger.error(f"Baton stream parse error: {e}")
+
+ @Slot()
+ def request_baton(self):
+ """Request the baton."""
+ if self.__base_url is None:
+ logger.info("POST /baton/request")
+ return
+
+ request = QNetworkRequest(QUrl(f"{self.__base_url}/baton/request"))
+ request.setRawHeader(b"Authorization", f"Bearer {self.__token}".encode("utf-8"))
+ request.setRawHeader(b"Content-Type", b"application/json")
+ reply = self.__net_manager.post(request, QByteArray(b""))
+ reply.finished.connect(lambda: self._handle_baton_request_response(reply))
+
+ def _handle_baton_request_response(self, reply: QNetworkReply):
+ try:
+ response_data = self.handle_response(reply)
+ result = json.loads(response_data) if response_data else {}
+ self.baton_request_result.emit(result)
+
+ if result.get("granted"):
+ self.status_message.emit("Baton acquired", False)
+ self.send_status_request()
+ elif result.get("pending"):
+ self.status_message.emit(
+ f"Request sent - waiting for response ({result.get('timeout_seconds', 30)}s timeout)",
+ False
+ )
+ elif result.get("error"):
+ self.status_message.emit(result.get("message", "Request failed"), True)
+ except Exception as e:
+ logger.error(f"Baton request failed: {e}")
+ self.http_error.emit(str(e))
+
+ @Slot(bool)
+ def respond_to_baton_request(self, accept: bool):
+ """Respond to an incoming baton request."""
+ if self.__base_url is None:
+ logger.info(f"POST /baton/respond?accept={accept}")
+ return
+
+ request = QNetworkRequest(QUrl(f"{self.__base_url}/baton/respond?accept={str(accept).lower()}"))
+ request.setRawHeader(b"Authorization", f"Bearer {self.__token}".encode("utf-8"))
+ request.setRawHeader(b"Content-Type", b"application/json")
+ reply = self.__net_manager.post(request, QByteArray(b""))
+ reply.finished.connect(lambda: self._handle_baton_response_result(reply))
+
+ def _handle_baton_response_result(self, reply: QNetworkReply):
+ try:
+ response_data = self.handle_response(reply)
+ result = json.loads(response_data) if response_data else {}
+ self.baton_response_result.emit(result)
+
+ if result.get("accepted") or result.get("refused"):
+ self.send_status_request()
+ self.check_baton_timeout()
+ self.start_baton_stream()
+ except Exception as e:
+ logger.error(f"Baton response failed: {e}")
+ self.http_error.emit(str(e))
+
+
+ @Slot()
+ def release_baton(self):
+ """Release the baton voluntarily."""
+ self.generic_post("baton/release")
+
+ @Slot()
+ def cancel_baton_request(self):
+ """Cancel your pending baton request."""
+ self.generic_post("baton/cancel")
+
+ @Slot()
+ def check_baton_timeout(self):
+ """Poll to check if timeout has been reached."""
+ if self.__base_url is None:
+ return
+
+ request = QNetworkRequest(QUrl(f"{self.__base_url}/baton/check_timeout"))
+ request.setRawHeader(b"Authorization", f"Bearer {self.__token}".encode("utf-8"))
+ reply = self.__net_manager.get(request)
+ reply.finished.connect(lambda: self._handle_baton_timeout_response(reply))
+
+ def _handle_baton_timeout_response(self, reply: QNetworkReply):
+ try:
+ response_data = self.handle_response(reply)
+ result = json.loads(response_data) if response_data else {}
+ self.baton_timeout_checked.emit(result)
+
+ if result.get("granted") or result.get("queued") or result.get("refused"):
+ self.send_status_request()
+ self.start_baton_stream()
+ except Exception as e:
+ logger.error(f"Baton timeout check failed: {e}")
+ self.http_error.emit(str(e))
+
+ def release_baton_on_close(self):
+ """Release baton when GUI is closed to free the beamline."""
+ try:
+ if hasattr(self, "_baton_timeout_timer") and self._baton_timeout_timer is not None:
+ self._baton_timeout_timer.stop()
+ self.release_baton()
+ from PySide6.QtCore import QEventLoop, QTimer
+ loop = QEventLoop()
+ QTimer.singleShot(500, loop.quit)
+ loop.exec()
+ logger.info("Baton release requested on GUI close")
+ except Exception as e:
+ logger.warning(f"Error releasing baton on close: {e}")
+
# ─────────────────────────────────────────────
# Workflow API methods
# ─────────────────────────────────────────────
diff --git a/src/aare/gui/widgets/alert_banner.py b/src/aare/gui/widgets/alert_banner.py
index a0ea3f78..7f18386d 100644
--- a/src/aare/gui/widgets/alert_banner.py
+++ b/src/aare/gui/widgets/alert_banner.py
@@ -8,18 +8,20 @@ logger = setup_logger("aareGUI")
class AlertBanner(QFrame):
- def __init__(self, parent=None, error_timeout_ms: int = 15000, recover_timeout_ms: int = 5000):
+ def __init__(self, parent=None):
super().__init__(parent)
- self._current_message: str | None = None
- self._current_is_error: bool | None = None
- self._error_timeout_ms = error_timeout_ms
- self._recovery_timeout_ms = recover_timeout_ms
-
self._clear_timer = QTimer(self)
self._clear_timer.setSingleShot(True)
self._clear_timer.timeout.connect(self.clear_message)
+ # Countdown timer for "waiting" state
+ self._countdown_timer = QTimer(self)
+ self._countdown_timer.setInterval(1000)
+ self._countdown_timer.timeout.connect(self._tick_countdown)
+ self._countdown_remaining = 0
+ self._countdown_base_message = ""
+
self._label = QLabel("", self)
self._label.setWordWrap(True)
self._label.setAlignment(Qt.AlignmentFlag.AlignCenter)
@@ -38,16 +40,15 @@ class AlertBanner(QFrame):
self.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Fixed)
@Slot(str, bool)
- def show_message(self, msg: str, is_error: bool = True):
+ def show_message(self, msg: str, is_error: bool = True, auto_clear_ms: int | None = None):
+ """Show error (red) or success (green) message."""
+ self._stop_countdown()
self._clear_timer.stop()
if not msg:
self.clear_message()
return
- if self._current_message == msg and self._current_is_error == is_error:
- return
-
if is_error:
decorated = f"🛑 {msg} 🛑"
self.setStyleSheet(
@@ -64,7 +65,6 @@ class AlertBanner(QFrame):
" padding: 2px 6px 2px 6px;"
"}"
)
- self._clear_timer.start(self._error_timeout_ms)
else:
decorated = f"✅ {msg} ✅"
self.setStyleSheet(
@@ -81,13 +81,82 @@ class AlertBanner(QFrame):
" padding: 2px 6px 2px 6px;"
"}"
)
- self._clear_timer.start(self._recovery_timeout_ms)
+ timeout = 5000 if auto_clear_ms is None else int(auto_clear_ms)
+ self._clear_timer.start(timeout)
self._current_message = msg
self._current_is_error = is_error
self._label.setText(decorated)
self.setVisible(True)
+ @Slot(str, int)
+ def show_waiting(self, msg: str, countdown_seconds: int = 0):
+ """
+ Show a waiting/pending message (yellow) with optional countdown.
+
+ Args:
+ msg: Base message to display
+ countdown_seconds: If > 0, append countdown and auto-update
+ """
+ self._clear_timer.stop()
+ self._stop_countdown()
+
+ if not msg:
+ self.clear_message()
+ return
+
+ self._countdown_base_message = msg
+ self._countdown_remaining = countdown_seconds
+
+ self._apply_waiting_style()
+ self._update_waiting_text()
+
+ if countdown_seconds > 0:
+ self._countdown_timer.start()
+
+ self.setVisible(True)
+
+ def _apply_waiting_style(self):
+ """Apply yellow/waiting style."""
+ self.setStyleSheet(
+ "QFrame {"
+ " background-color: #fff8e1;"
+ " border: 2px solid #ffb300;"
+ " border-radius: 12px;"
+ " margin: 8px 12px 8px 12px;"
+ "}"
+ "QLabel {"
+ " color: #e65100;"
+ " font-weight: 700;"
+ " font-size: 20px;"
+ " padding: 2px 6px 2px 6px;"
+ "}"
+ )
+
+ def _update_waiting_text(self):
+ """Update the waiting message text, including countdown if active."""
+ if self._countdown_remaining > 0:
+ decorated = f"⏳ {self._countdown_base_message} ({self._countdown_remaining}s) ⏳"
+ else:
+ decorated = f"⏳ {self._countdown_base_message} ⏳"
+ self._label.setText(decorated)
+
+ def _tick_countdown(self):
+ """Called every second during countdown."""
+ self._countdown_remaining -= 1
+ if self._countdown_remaining <= 0:
+ self._stop_countdown()
+ self.clear_message()
+ return
+
+ self._update_waiting_text()
+
+ def _stop_countdown(self):
+ """Stop the countdown timer."""
+ self._countdown_timer.stop()
+ self._countdown_remaining = 0
+ self._countdown_base_message = ""
+
@Slot()
def clear_message(self):
self._current_message = None
diff --git a/src/aare/gui/widgets/baton_request_dialog.py b/src/aare/gui/widgets/baton_request_dialog.py
new file mode 100644
index 00000000..b23bca2e
--- /dev/null
+++ b/src/aare/gui/widgets/baton_request_dialog.py
@@ -0,0 +1,348 @@
+from PySide6.QtCore import Qt, Signal, QTimer
+from PySide6.QtWidgets import (
+ QDialog, QVBoxLayout, QHBoxLayout, QLabel,
+ QPushButton, QProgressBar, QFrame
+)
+from PySide6.QtGui import QFont
+
+
+class BatonRequestDialog(QDialog):
+ """
+ Dialog shown to current baton holder when someone requests control.
+
+ Based on the workflow diagram:
+ - User can Accept (transfer immediately or queue if busy)
+ - User can Refuse (deny the request)
+ - If user ignores/closes, timeout causes auto-transfer
+ """
+
+ accepted_signal = Signal()
+ refused_signal = Signal()
+
+ def __init__(self, requester: str, timeout_seconds: int = 30, parent=None):
+ super().__init__(parent)
+ self.setWindowTitle("⚡ Baton Request")
+ self.setModal(False) # Non-modal so user can see beamline status
+ self.setMinimumWidth(400)
+ self.setWindowFlags(
+ self.windowFlags() |
+ Qt.WindowType.WindowStaysOnTopHint
+ )
+
+ self._timeout = timeout_seconds
+ self._remaining = timeout_seconds
+ self._requester = requester
+
+ self._setup_ui()
+ self._start_timer()
+
+ def _setup_ui(self):
+ layout = QVBoxLayout(self)
+ layout.setSpacing(15)
+
+ # Header
+ header = QLabel("🔔 Control Request")
+ header_font = QFont()
+ header_font.setPointSize(14)
+ header_font.setBold(True)
+ header.setFont(header_font)
+ header.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ layout.addWidget(header)
+
+ # Separator
+ line = QFrame()
+ line.setFrameShape(QFrame.Shape.HLine)
+ line.setFrameShadow(QFrame.Shadow.Sunken)
+ layout.addWidget(line)
+
+ # Message
+ self.message_label = QLabel(
+ f"{self._requester} is requesting control of the beamline."
+ )
+ self.message_label.setWordWrap(True)
+ self.message_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ layout.addWidget(self.message_label)
+
+ # Timeout progress
+ progress_layout = QVBoxLayout()
+
+ self.progress = QProgressBar()
+ self.progress.setRange(0, self._timeout)
+ self.progress.setValue(self._timeout)
+ self.progress.setTextVisible(False)
+ self.progress.setFixedHeight(8)
+ self.progress.setStyleSheet("""
+ QProgressBar {
+ border: 1px solid #ccc;
+ border-radius: 4px;
+ background-color: #f0f0f0;
+ }
+ QProgressBar::chunk {
+ background-color: #4CAF50;
+ border-radius: 3px;
+ }
+ """)
+ progress_layout.addWidget(self.progress)
+
+ self.time_label = QLabel(f"{self._timeout} seconds remaining")
+ self.time_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ self.time_label.setStyleSheet("color: #666;")
+ progress_layout.addWidget(self.time_label)
+
+ layout.addLayout(progress_layout)
+
+ # Warning about auto-transfer
+ self.warning_label = QLabel(
+ "⚠️ If you don't respond, control will transfer automatically."
+ )
+ self.warning_label.setWordWrap(True)
+ self.warning_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ self.warning_label.setStyleSheet("color: #ff9800; font-style: italic;")
+ layout.addWidget(self.warning_label)
+
+ # Buttons
+ button_layout = QHBoxLayout()
+ button_layout.setSpacing(20)
+
+ self.accept_btn = QPushButton("✓ Accept")
+ self.accept_btn.setMinimumHeight(40)
+ self.accept_btn.setStyleSheet("""
+ QPushButton {
+ background-color: #4CAF50;
+ color: white;
+ border: none;
+ border-radius: 5px;
+ font-weight: bold;
+ font-size: 13px;
+ }
+ QPushButton:hover {
+ background-color: #45a049;
+ }
+ QPushButton:pressed {
+ background-color: #3d8b40;
+ }
+ """)
+ self.accept_btn.clicked.connect(self._on_accept)
+ button_layout.addWidget(self.accept_btn)
+
+ self.refuse_btn = QPushButton("✗ Refuse")
+ self.refuse_btn.setMinimumHeight(40)
+ self.refuse_btn.setStyleSheet("""
+ QPushButton {
+ background-color: #f44336;
+ color: white;
+ border: none;
+ border-radius: 5px;
+ font-weight: bold;
+ font-size: 13px;
+ }
+ QPushButton:hover {
+ background-color: #da190b;
+ }
+ QPushButton:pressed {
+ background-color: #c41000;
+ }
+ """)
+ self.refuse_btn.clicked.connect(self._on_refuse)
+ button_layout.addWidget(self.refuse_btn)
+
+ layout.addLayout(button_layout)
+
+ # Info text
+ info_label = QLabel(
+ "If the beamline is busy, transfer will occur after "
+ "the current operation completes."
+ )
+ info_label.setWordWrap(True)
+ info_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ info_label.setStyleSheet("color: #999;")
+ layout.addWidget(info_label)
+
+ def _start_timer(self):
+ self._timer = QTimer(self)
+ self._timer.setInterval(1000)
+ self._timer.timeout.connect(self._tick)
+ self._timer.start()
+
+ def _tick(self):
+ self._remaining -= 1
+ self.progress.setValue(self._remaining)
+ self.time_label.setText(f"{self._remaining} seconds remaining")
+
+ # Change progress bar color as time runs out
+ if self._remaining <= 10:
+ self.progress.setStyleSheet("""
+ QProgressBar {
+ border: 1px solid #ccc;
+ border-radius: 4px;
+ background-color: #f0f0f0;
+ }
+ QProgressBar::chunk {
+ background-color: #ff9800;
+ border-radius: 3px;
+ }
+ """)
+
+ if self._remaining <= 5:
+ self.progress.setStyleSheet("""
+ QProgressBar {
+ border: 1px solid #ccc;
+ border-radius: 4px;
+ background-color: #f0f0f0;
+ }
+ QProgressBar::chunk {
+ background-color: #f44336;
+ border-radius: 3px;
+ }
+ """)
+ self.time_label.setStyleSheet("color: #f44336; font-weight: bold;")
+
+ if self._remaining <= 0:
+ self._timer.stop()
+ # Timeout = auto-accept (as per your diagram: "Ignores request" → auto transfer)
+ self._on_accept()
+
+ def _on_accept(self):
+ self._timer.stop()
+ self.accepted_signal.emit()
+ self.accept()
+
+ def _on_refuse(self):
+ self._timer.stop()
+ self.refused_signal.emit()
+ self.reject()
+
+ def closeEvent(self, event):
+ """Closing the dialog counts as ignoring = auto-accept on timeout."""
+ # Don't emit anything here - let the timeout handle it
+ # or the SSE stream will close the dialog when resolved
+ self._timer.stop()
+ super().closeEvent(event)
+
+class BatonPendingDialog(QDialog):
+ """
+ Dialog shown to the user who requested the baton while they wait for a response
+ or for the beamline queue to clear.
+ """
+ cancelled_signal = Signal()
+
+ def __init__(self, target_user: str, timeout_seconds: int = 30, parent=None):
+ super().__init__(parent)
+ self.setWindowTitle("⏳ Baton Request Pending")
+ self.setModal(False)
+ self.setMinimumWidth(400)
+ self.setWindowFlags(self.windowFlags() | Qt.WindowType.WindowStaysOnTopHint)
+
+ self._timeout = timeout_seconds
+ self._remaining = timeout_seconds
+ self._target_user = target_user
+
+ self._setup_ui()
+ self._start_timer()
+
+ def _setup_ui(self):
+ layout = QVBoxLayout(self)
+ layout.setSpacing(15)
+
+ self.header = QLabel("⏳ Requesting Control")
+ header_font = QFont()
+ header_font.setPointSize(14)
+ header_font.setBold(True)
+ self.header.setFont(header_font)
+ self.header.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ layout.addWidget(self.header)
+
+ line = QFrame()
+ line.setFrameShape(QFrame.Shape.HLine)
+ line.setFrameShadow(QFrame.Shadow.Sunken)
+ layout.addWidget(line)
+
+ self.message_label = QLabel(
+ f"Waiting for {self._target_user} to respond..."
+ )
+ self.message_label.setWordWrap(True)
+ self.message_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ layout.addWidget(self.message_label)
+
+ self.progress_layout = QVBoxLayout()
+ self.progress = QProgressBar()
+ self.progress.setRange(0, max(1, self._timeout))
+ self.progress.setValue(self._timeout)
+ self.progress.setTextVisible(False)
+ self.progress.setFixedHeight(8)
+ self.progress.setStyleSheet("""
+ QProgressBar {
+ border: 1px solid #ccc;
+ border-radius: 4px;
+ background-color: #f0f0f0;
+ }
+ QProgressBar::chunk {
+ background-color: #2196F3;
+ border-radius: 3px;
+ }
+ """)
+ self.progress_layout.addWidget(self.progress)
+
+ self.time_label = QLabel(f"{self._timeout} seconds remaining")
+ self.time_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
+ self.time_label.setStyleSheet("color: #666;")
+ self.progress_layout.addWidget(self.time_label)
+
+ layout.addLayout(self.progress_layout)
+
+ button_layout = QHBoxLayout()
+ self.cancel_btn = QPushButton("✗ Cancel Request")
+ self.cancel_btn.setMinimumHeight(40)
+ self.cancel_btn.setStyleSheet("""
+ QPushButton {
+ background-color: #f44336;
+ color: white;
+ border: none;
+ border-radius: 5px;
+ font-weight: bold;
+ font-size: 13px;
+ }
+ QPushButton:hover { background-color: #da190b; }
+ QPushButton:pressed { background-color: #c41000; }
+ """)
+ self.cancel_btn.clicked.connect(self._on_cancel)
+ button_layout.addWidget(self.cancel_btn)
+ layout.addLayout(button_layout)
+
+ def _start_timer(self):
+ self._timer = QTimer(self)
+ self._timer.setInterval(1000)
+ self._timer.timeout.connect(self._tick)
+ self._timer.start()
+
+ def _tick(self):
+ self._remaining -= 1
+ if self._remaining < 0:
+ self._remaining = 0
+
+ self.progress.setValue(self._remaining)
+ self.time_label.setText(f"{self._remaining} seconds remaining")
+ if self._remaining <= 0:
+ self._timer.stop()
+
+ def update_remaining(self, remaining: int):
+ self._remaining = remaining
+ self.progress.setValue(self._remaining)
+ self.time_label.setText(f"{self._remaining} seconds remaining")
+
+ def set_queued_state(self):
+ self._timer.stop()
+ self.header.setText("⏳ Transfer Queued")
+ self.message_label.setText("Waiting for current action to finish before receiving baton...")
+ self.progress.hide()
+ self.time_label.hide()
+ # Keep cancel button so they can abort the wait if they change their mind
+
+ def _on_cancel(self):
+ self._timer.stop()
+ self.cancelled_signal.emit()
+ self.reject()
+
+ def closeEvent(self, event):
+ self._timer.stop()
+ super().closeEvent(event)
\ No newline at end of file
diff --git a/src/aare/gui/widgets/pgroup_dialog.py b/src/aare/gui/widgets/pgroup_dialog.py
index 156ddb3a..88387dcb 100644
--- a/src/aare/gui/widgets/pgroup_dialog.py
+++ b/src/aare/gui/widgets/pgroup_dialog.py
@@ -1,5 +1,8 @@
from PySide6.QtCore import Qt
-from PySide6.QtWidgets import QDialog, QLineEdit, QVBoxLayout, QPushButton, QLabel, QComboBox, QCompleter
+from PySide6.QtWidgets import (
+ QDialog, QVBoxLayout, QPushButton, QLabel,
+ QComboBox, QCompleter, QMessageBox
+)
class PGroupDialog(QDialog):
@@ -8,42 +11,107 @@ class PGroupDialog(QDialog):
self.setWindowTitle("Change current p-group")
self.setMinimumWidth(300)
- # Create a layout
+ self._pgroups = [str(p).strip() for p in (pgroups or []) if p is not None and str(p).strip()]
+
layout = QVBoxLayout(self)
- # Add a label
self.label = QLabel("Set p-group:", self)
layout.addWidget(self.label)
self.combo = QComboBox(self)
self.combo.setEditable(True)
- items = [str(p) for p in (pgroups or []) if p is not None and str(p).strip()]
- self.combo.addItems(items)
+ self.combo.setInsertPolicy(QComboBox.InsertPolicy.NoInsert)
+ self.combo.addItems(self._pgroups)
- completer = QCompleter(items, self)
+ completer = QCompleter(self._pgroups, self)
completer.setCaseSensitivity(Qt.CaseInsensitive)
- completer.setFilterMode(Qt.MatchFlag.MatchContains) # requires Qt import; fallback to default if not desired
+ completer.setFilterMode(Qt.MatchFlag.MatchContains)
+ completer.setCompletionMode(QCompleter.CompletionMode.PopupCompletion)
self.combo.setCompleter(completer)
- if curr_pgroup and curr_pgroup in items:
- self.combo.setCurrentText(curr_pgroup)
- elif curr_pgroup:
+ default_pgroup = self._latest_pgroup(self._pgroups)
+ if curr_pgroup and curr_pgroup in self._pgroups:
self.combo.setCurrentText(curr_pgroup)
+ elif default_pgroup is not None:
+ self.combo.setCurrentText(default_pgroup)
+
layout.addWidget(self.combo)
- # Create buttons
self.ok_button = QPushButton("OK", self)
self.cancel_button = QPushButton("Cancel", self)
- # Add buttons to the layout
layout.addWidget(self.ok_button)
layout.addWidget(self.cancel_button)
- # Connect button signals
- self.ok_button.clicked.connect(self.accept)
+ self.ok_button.clicked.connect(self._validate_and_accept)
self.cancel_button.clicked.connect(self.reject)
+ if self.combo.lineEdit() is not None:
+ self.combo.lineEdit().textEdited.connect(self._live_validate)
+ self._live_validate(self.combo.currentText())
+
+ @staticmethod
+ def _latest_pgroup(pgroups: list[str]) -> str | None:
+ """
+ Return the numerically largest p-group, e.g. p16371 over p01234.
+ Falls back to lexicographic max if parsing fails.
+ """
+ if not pgroups:
+ return None
+
+ def _key(pg: str):
+ s = str(pg).strip()
+ if s.startswith("p") and s[1:].isdigit():
+ return (1, int(s[1:]), s)
+ return (0, -1, s)
+
+ return max(pgroups, key=_key)
+
+ def _set_error_state(self, is_error: bool, message: str | None = None) -> None:
+ if is_error:
+ self.combo.setStyleSheet("border: 2px solid #d9534f;")
+ if message:
+ self.label.setText(f"Set p-group: {message}")
+ else:
+ self.label.setText("Set p-group:")
+ else:
+ self.combo.setStyleSheet("")
+ self.label.setText("Set p-group:")
+
+ def _live_validate(self, text: str) -> None:
+ text = (text or "").strip()
+ if not text:
+ self._set_error_state(True, "Select a p-group")
+ return
+ if self._pgroups and text not in self._pgroups:
+ self._set_error_state(True, "Not in allowed list")
+ return
+ self._set_error_state(False)
+
+ def _validate_and_accept(self) -> None:
+ entered_text = (self.combo.currentText() or "").strip()
+
+ if not entered_text:
+ QMessageBox.warning(self, "Invalid P-Group", "You must select a p-group.")
+ self.combo.setFocus()
+ return
+
+ if self._pgroups and entered_text not in self._pgroups:
+ QMessageBox.warning(
+ self,
+ "Invalid P-Group",
+ f"P-group '{entered_text}' is not in your allowed list.\n"
+ f"Please select from: {', '.join(self._pgroups)}"
+ )
+ self.combo.setFocus()
+ if self.combo.lineEdit() is not None:
+ self.combo.lineEdit().selectAll()
+ self._set_error_state(True, "Not in allowed list")
+ return
+
+ self._set_error_state(False)
+ self.accept()
+
def get_input(self):
"""Return the input text when the dialog is accepted."""
- #return self.text_entry.text()
- return self.combo.currentText()
\ No newline at end of file
+ return (self.combo.currentText() or "").strip()
\ No newline at end of file
diff --git a/src/aare/gui/widgets/status_bar.py b/src/aare/gui/widgets/status_bar.py
index b59ae947..a6b546a9 100644
--- a/src/aare/gui/widgets/status_bar.py
+++ b/src/aare/gui/widgets/status_bar.py
@@ -5,8 +5,10 @@ from PySide6.QtGui import QFont
from PySide6.QtWidgets import QStatusBar, QDialog, QMenu, QMessageBox, QLabel, QSizePolicy
from aare.common.models import TokenData, BeamlineStateEnum, DAQStatusModel, SessionsStateEnum
+from aare.gui.widgets.baton_request_dialog import BatonRequestDialog
from aare.gui.widgets.clickable_label import ClickableLabel
from aare.gui.widgets.pgroup_dialog import PGroupDialog
+from aare.common.auth_models import BatonStatus, BatonRequestStatus
from aare.gui.widgets.value_label import ValueLabel
from aare.common.logger_config import setup_logger
@@ -22,10 +24,18 @@ class StatusBar(QStatusBar):
force_session = Signal()
end_session = Signal()
- close_shutter = Signal()
- open_shutter = Signal()
+ request_baton = Signal()
+ cancel_baton_request = Signal()
+ release_baton = Signal()
+ baton_request_accepted = Signal()
+ baton_request_refused = Signal()
+
get_all_pgroups = Signal()
staff_pgroups_loaded = Signal(list)
+ baton_request_received = Signal(dict)
+
+ close_shutter = Signal()
+ open_shutter = Signal()
def __init__(self, token: TokenData, parent=None):
super().__init__(parent)
@@ -38,6 +48,11 @@ class StatusBar(QStatusBar):
self._message_clear_timer.setSingleShot(True)
self._message_clear_timer.timeout.connect(self.clear_connection_message)
+ self._baton_status: BatonStatus | None = None
+ self._has_pending_request: bool = False
+ self._pgroup_dialog_for_baton: PGroupDialog | None = None
+ self._baton_request_dialog: BatonRequestDialog | None = None
+
self.message_label = QLabel("", self)
self.message_label.setVisible(False)
self.message_label.setSizePolicy(QSizePolicy.Policy.Maximum, QSizePolicy.Policy.Preferred)
@@ -200,26 +215,147 @@ class StatusBar(QStatusBar):
html_content_session = f"""Session: {session_flag}"""
self.session_label.setText(html_content_session)
+ @Slot(BatonStatus)
+ def update_baton_status(self, status: BatonStatus):
+ """Update baton status from SSE stream."""
+ prev_incoming = bool(self._baton_status and self._baton_status.incoming_request)
+
+ # Detect if we just became the holder (e.g., from a queue resolving)
+ was_holder = bool(self._baton_status and self._baton_status.you_are_holder)
+ now_holder = bool(status and status.you_are_holder)
+
+ self._baton_status = status
+ self._has_pending_request = status.you_have_pending_request if status else False
+ self._update_session_display()
+
+ # If we just received the baton (and weren't the holder a moment ago)
+ if now_holder and not was_holder:
+ self._after_baton_granted_select_pgroup()
+
+ incoming = bool(status and status.incoming_request)
+ if incoming and not prev_incoming:
+ self._emit_incoming_baton_request(status)
+
+ if self._baton_request_dialog is not None and self._baton_request_dialog.isVisible():
+ if not incoming:
+ self._baton_request_dialog.close()
+ self._baton_request_dialog = None
+
+ def _emit_incoming_baton_request(self, status: BatonStatus) -> None:
+ requester = "Another user"
+ timeout = 30
+ if status.pending_request is not None:
+ requester = status.pending_request.requester_username or requester
+ timeout = int(status.pending_request.timeout_seconds or timeout)
+
+ self.baton_request_received.emit({
+ "requester": requester,
+ "timeout": timeout,
+ })
+
+ @Slot()
+ def _on_baton_dialog_accepted(self):
+ self.baton_request_accepted.emit()
+ self._baton_request_dialog = None
+
+ @Slot()
+ def _on_baton_dialog_refused(self):
+ self.baton_request_refused.emit()
+ self._baton_request_dialog = None
+
+ def _update_session_display(self):
+ """Update session label based on current status."""
+ if self.__status is None:
+ return
+
+ session_state = self.__status.session.session
+
+ # Base text
+ if session_state == SessionsStateEnum.OwnedByYou:
+ text = "Session: You"
+ if self._baton_status and self._baton_status.incoming_request:
+ text = "Session: You (⚡ Request)"
+ elif session_state == SessionsStateEnum.OwnedByElse:
+ holder_name = ""
+ if self._baton_status and self._baton_status.holder:
+ holder_name = self._baton_status.holder.username
+ text = f"Session: {holder_name or 'Other'}"
+ if self._has_pending_request:
+ text += " (⏳ Waiting)"
+ else:
+ text = "Session: Vacant"
+
+ self.session_label.setText(text)
+
def show_session_menu(self):
menu = QMenu(self)
is_busy = self.__status and self.__status.busy
is_vacant = self.__status and self.__status.session.session == SessionsStateEnum.Vacant
- action_1 = menu.addAction("Grab")
- action_1.setEnabled(bool(not is_busy or self.__is_staff or is_vacant))
- action_1.triggered.connect(self._on_grab_clicked)
- action_2 = menu.addAction("End")
- action_2.setEnabled(bool(not is_busy or self.__is_staff))
- action_2.triggered.connect(self.end_session_clicked)
+ is_yours = self.__status and self.__status.session.session == SessionsStateEnum.OwnedByYou
+ is_other = self.__status and self.__status.session.session == SessionsStateEnum.OwnedByElse
+
+ # Determine holder info from baton status
+ holder_is_staff = (
+ self._baton_status and
+ self._baton_status.holder and
+ self._baton_status.holder.is_staff
+ )
+
+ # --- GRAB / REQUEST ---
+ if is_vacant:
+ # Vacant - simple grab
+ action_grab = menu.addAction("Grab")
+ action_grab.setEnabled(True)
+ action_grab.triggered.connect(self._on_grab_clicked)
+ elif is_other:
+ # Someone else has it
+ if self._has_pending_request:
+ # Already have a pending request - show cancel option
+ action_cancel = menu.addAction("Cancel Request")
+ action_cancel.triggered.connect(self._on_cancel_request_clicked)
+ elif self.__is_staff:
+ # Staff can always grab (override)
+ action_grab = menu.addAction("Grab (Override)")
+ action_grab.setEnabled(not is_busy) # Still respect busy for safety
+ action_grab.triggered.connect(self._on_grab_clicked)
+ elif holder_is_staff:
+ # Non-staff cannot request from staff
+ allowed = self._baton_status and getattr(self._baton_status, "allow_non_staff_request", False)
+ action_grab = menu.addAction("Request from Staff")
+ action_grab.setEnabled(allowed)
+ if allowed:
+ action_grab.triggered.connect(self._on_grab_clicked)
+ else:
+ # Same level - request with timeout
+ action_request = menu.addAction("Request Control")
+ action_request.setEnabled(True)
+ action_request.triggered.connect(self._on_grab_clicked)
+ elif is_yours:
+ # You have it - show release option
+ action_release = menu.addAction("Release")
+ action_release.setEnabled(not is_busy)
+ action_release.triggered.connect(self._on_release_clicked)
+
+ menu.addSeparator()
+
+ # --- END SESSION (cleanup) ---
+ action_end = menu.addAction("End Session")
+ action_end.setEnabled(bool((is_yours and not is_busy) or self.__is_staff))
+ action_end.triggered.connect(self.end_session_clicked)
+
+ # --- STAFF: FORCE GRAB (emergency) ---
+ if self.__is_staff and is_other:
+ menu.addSeparator()
+ action_force = menu.addAction("⚠️ Force Take Over")
+ action_force.triggered.connect(self._on_force_session_clicked)
label_geometry = self.session_label.geometry()
menu.move(self.mapToGlobal(label_geometry.topLeft()) - QPoint(0, menu.sizeHint().height()))
-
menu.setFixedWidth(label_geometry.width())
-
menu.exec()
def show_pgroup_menu(self):
- in_curr = self.__status and self.__status.session.current_pgroup in (self.__allowed_pgroups or [])
+ in_curr = self.__status
logger.info(f"in_curr is {in_curr}")
@@ -301,40 +437,90 @@ class StatusBar(QStatusBar):
menu.exec()
+ def _latest_pgroup(self, pgroups: list[str]) -> str | None:
+ if not pgroups:
+ return None
+
+ def _key(pg: str):
+ s = str(pg).strip()
+ if s.startswith("p") and s[1:].isdigit():
+ return (1, int(s[1:]), s)
+ return (0, -1, s)
+
+ return max(pgroups, key=_key)
+
+ def _after_baton_granted_select_pgroup(self) -> None:
+ """
+ After baton grant:
+ - if exactly one allowed p-group, apply it automatically
+ - otherwise prompt user to choose from their allowed list
+ """
+ pgroups = [str(p).strip() for p in (self.__allowed_pgroups or []) if p is not None and str(p).strip()]
+ if not pgroups:
+ return
+
+ if len(pgroups) == 1:
+ self.set_pgroup.emit(pgroups[0])
+ return
+
+ default_pgroup = self._latest_pgroup(pgroups)
+ curr = None
+ if self.__status and self.__status.session:
+ curr = self.__status.session.current_pgroup or default_pgroup
+
+ self._pgroup_dialog_for_baton = PGroupDialog(
+ curr_pgroup=curr,
+ pgroups=pgroups,
+ parent=self,
+ )
+
+ if self._pgroup_dialog_for_baton.exec() == QDialog.DialogCode.Accepted:
+ selected_pgroup = self._pgroup_dialog_for_baton.get_input()
+ if selected_pgroup:
+ self.set_pgroup.emit(selected_pgroup)
+
+ self._pgroup_dialog_for_baton = None
+
+ def _show_post_grant_pgroup_dialog(self, available_pgroups: list[str]) -> None:
+ curr_pgroup = None
+ if self.__status and self.__status.session:
+ curr_pgroup = self.__status.session.current_pgroup
+
+ if self._pgroup_dialog_for_baton is not None and self._pgroup_dialog_for_baton.isVisible():
+ return
+
+ self._pgroup_dialog_for_baton = PGroupDialog(
+ curr_pgroup=curr_pgroup,
+ pgroups=available_pgroups,
+ parent=self
+ )
+
+ if self._pgroup_dialog_for_baton.exec() == QDialog.DialogCode.Accepted:
+ selected_pgroup = (self._pgroup_dialog_for_baton.get_input() or "").strip()
+ if selected_pgroup:
+ self.set_pgroup.emit(selected_pgroup)
+
+ self._pgroup_dialog_for_baton = None
+
def _on_grab_clicked(self):
- self.grab_session_clicked()
+ """Handle grab/request click - baton first, p-group after grant."""
+ self.request_baton.emit()
- def after_grab():
+ def _on_release_clicked(self):
+ """Handle release click."""
+ self.release_baton.emit()
- if not self.__status:
- logger.info("status is None when session is grabbed")
- return
+ def _on_cancel_request_clicked(self):
+ """Handle cancel request click."""
+ self.cancel_baton_request.emit()
- check_state = self.__status.state in (
- BeamlineStateEnum.SampleAlignment,
- BeamlineStateEnum.SampleExchange,
- BeamlineStateEnum.DewarTransfer,
- BeamlineStateEnum.Maintenance,
- )
-
- session_ownership = self.__status.session.session == SessionsStateEnum.OwnedByYou
- have_pgroup = (self.__status.session.current_pgroup in (self.__allowed_pgroups or []))
- allowed = (not self.__status.busy and check_state and session_ownership and have_pgroup) or self.__is_staff
-
- if allowed:
- self.show_change_dialog()
-
- else:
- logger.debug(
- "not allowed to change pgroup due to; "
- f"session ownership: {session_ownership}, allowed_pgroup: {have_pgroup}, "
- f"beamline busy: {self.__status.busy}, beamline state: {check_state}"
- )
-
- QTimer.singleShot(300, after_grab)
+ def _on_force_session_clicked(self):
+ """Staff emergency force take over (bypasses baton protocol)."""
+ self.force_session.emit()
def grab_session_clicked(self):
- self.force_session.emit()
+ """Legacy method - now routes to baton request."""
+ self.request_baton.emit()
def end_session_clicked(self):
self.end_session.emit()
@@ -359,6 +545,7 @@ class StatusBar(QStatusBar):
return
def _generate_pgroup_dialogue(self, curr: str | None = None, pgroups: list | None = None):
+ logger.info(pgroups)
dialog = PGroupDialog(curr_pgroup=curr, pgroups=pgroups)
if dialog.exec() == QDialog.DialogCode.Accepted:
entered_text = dialog.get_input()
@@ -370,6 +557,7 @@ class StatusBar(QStatusBar):
f"P-group '{entered_text}' is not in your allowed list.\n"
f"Please select from: {', '.join(pgroups)}"
)
+ self._generate_pgroup_dialogue(curr=curr, pgroups=pgroups)
return
self.set_pgroup.emit(entered_text)