WIP. assignment has separate table. and prepare for more advanced status display

sorteerhoed/HITStore.py

@@ -42,35 +42,34 @@ class HIT(Base):
     hit_id = Column(String(255)) # amazon's hit id
     created_at = Column(DateTime, default=datetime.datetime.utcnow)
     updated_at = Column(DateTime, default=datetime.datetime.utcnow)
-    uuid = Column(String(32), default=lambda : uuid.uuid4().hex)
-    assignment_id = Column(String(255), default = None)
-    worker_id = Column(String(255), default = None)
-    accept_time = Column(DateTime, default=None)
-    open_page_at = Column(DateTime, default=None)
-    submit_page_at = Column(DateTime, default=None)
-    submit_hit_at = Column(DateTime, default=None)
-    answer = Column(String(255), default=None)
-    turk_ip = Column(String(255), default=None)
-    turk_country = Column(String(255), default=None)
-    turk_screen_width = Column(Integer, default = None)
-    turk_screen_height = Column(Integer, default = None)
     scanned_at = Column(DateTime, default=None)
+    deleted_at = Column(DateTime, default=None)
+    assignments = relationship("Assignment", back_populates="hit", order_by="Assignment.created_at")
     fee = Column(Float(precision=2), default=None)
-    abandoned = False
 
+    # previous hit so we can load the corrent image
+    # previous_hit_id = Column(Integer, ForeignKey('hits.id'), default=None)
+    # previous_hit = relationship("HIT")
 
     def getImagePath(self):
         return os.path.join('scanimation/interfaces/frames', f"{self.id:06d}.jpg")
 
-#     def getImageUrl(self):
-#         return f"{self.id}.jpg"
-    
     def getSvgImageUrl(self):
         return f"scans/{self.id:06d}.svg"
 
     def getSvgImagePath(self):
         return os.path.join('www', self.getSvgImageUrl())
 
+    def getLastAssignment(self):
+        if not len(self.assignments):
+            return None
+        return self.assignments[-1]
+
+    def getAssignmentById(self, assignmentId):
+        for a in self.assignments:
+            if a.assignment_id == assignmentId:
+                return
+
     def getStatus(self):
         if self.scanned_at:
             return "completed"
@@ -87,7 +86,29 @@ class HIT(Base):
             return "abandoned by worker"
         return "awaiting worker"
 
+class Assignment(Base):
+    __tablename__ = 'assignments'
+    id = Column(Integer, Sequence('assignment_id'), primary_key=True) # our sequential hit id
+    assignment_id = Column(String(255)) # amazon's assignment id
+    hit_id = Column(Integer, ForeignKey('hits.id')) # our sequential hit id
+    hit = relationship("HIT", back_populates="assignments")
+    uuid = Column(String(32), default=lambda : uuid.uuid4().hex)
 
+    created_at = Column(DateTime, default=datetime.datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.datetime.utcnow)
+
+    assignment_id = Column(String(255), default = None)
+    worker_id = Column(String(255), default = None)
+    accept_at = Column(DateTime, default=None)
+    # open_page_at = Column(DateTime, default=None)
+    submit_page_at = Column(DateTime, default=None) # Submit the page
+    confirmed_at = Column(DateTime, default=None) # validate with UUID when getting Message from Amazon
+    abandoned_at = Column(DateTime, default=None)
+    rejected_at = Column(DateTime, default=None)
+
+    answer = Column(String(255), default=None)
+    turk_ip = Column(String(255), default=None)
+    turk_country = Column(String(255), default=None)
 
 class Store:
     def __init__(self, db_filename, logLevel=0):
@@ -129,7 +150,7 @@ class Store:
           filter(HIT.submit_page_at!=None).\
           order_by(HIT.submit_page_at.desc()).first()
 
-    def createHIT(self):
+    def createHIT(self) -> HIT:
         with self.getSession() as s:
             hit = HIT()
             s.add(hit)
@@ -138,6 +159,16 @@ class Store:
             logger.info(f"Created HIT {hit.id}")
         return hit
 
+    def newAssignment(self, hit: HIT) -> Assignment:
+        with self.getSession() as s:
+            assignment = Assignment()
+            hit.assignments.append(assignment)
+            s.add(assignment)
+            s.flush()
+            s.refresh(hit)
+            logger.info(f"Created Assignment {assignment.id}")
+        return assignment
+
     def saveHIT(self, hit):
         with self.getSession() as s:
             logger.info(f"Updating hit! {hit.id}")
@@ -184,4 +215,3 @@ class Store:
 #
 #     def getRandomNewsItem(self, session) -> NewsItem:
 #         return session.query(NewsItem).order_by(func.random()).limit(1).first()
-

sorteerhoed/central_management.py

@@ -76,6 +76,7 @@ class CentralManagement():
         self.lastHitTime = None
 
         self.eventQueue = Queue()
+        self.statusPageQueue = Queue()
         self.isRunning = threading.Event()
         self.isScanning = threading.Event()
         self.scanLock = threading.Lock()
@@ -210,38 +211,67 @@ class CentralManagement():
                     if signal.name == 'start':
                         self.makeHit()
                         self.lastHitTime = datetime.datetime.now()
-                        pass
+                    elif signal.name == 'hit.scan':
+                        if signal.params['id'] != self.currentHit.id:
+                            self.logger.info(f"Hit.scanned had wrong id: {signal}")
+                            continue
+                        self.statusPageQueue.add(dict(hit_id=signal.params['id'], transition='scanning'))
+
                     elif signal.name == 'hit.scanned':
                         # TODO: wrap up hit & make new HIT
+                        if signal.params['id'] != self.currentHit.id:
+                            self.logger.info(f"Hit.scanned had wrong id: {signal}")
+                            continue
+
                         self.currentHit.scanned_at = datetime.datetime.utcnow()
-                        self.server.statusPage.set('state', self.currentHit.getStatus())
                         time_diff = datetime.datetime.now() - self.lastHitTime
                         to_wait = 10 - time_diff.total_seconds()
+                        self.statusPageQueue.add(dict(hit_id=self.currentHit.id, state='scan'))
+
                         if to_wait > 0:
                             self.logger.warn(f"Sleep until next hit: {to_wait}s")
                             time.sleep(to_wait)
                         else:
                             self.logger.info(f"No need to wait: {to_wait}s")
+
                         self.makeHit()
                         self.lastHitTime = datetime.datetime.now()
+                    elif signal.name == 'hit.creating':
+                        self.statusPageQueue.add(dict(hit_id=signal.params['id'], transition='create_hit'))
+                    elif signal.name == 'hit.created':
+                        self.statusPageQueue.add(dict(hit_id=signal.params['id'], remote_id=signal.params['remote_id'], state='hit'))
+
                     elif signal.name == 'scan.start':
                         pass
                     elif signal.name == 'scan.finished':
+                        # probably see hit.scanned
                         pass
-                    elif signal.name == 'hit.info':
-                        if signal.params['hit_id'] != self.currentHit.id:
-                            self.logger.warning(f"hit.info hit_id != currenthit.id: {signal}")
-                            continue
-                        for name, value in signal.params.items():
-                            if name == 'hit_id':
-                                continue
-                            if name == 'ip':
-                                self.currentHit.turk_ip = value
-                            if name == 'location':
-                                self.currentHit.turk_country = value
 
-                            self.logger.debug(f'Set status: {name} to {value}')
+                    elif signal.name == 'hit.assignment':
+                        # Create new assignment
+                        if signal.params['hit_id'] != self.currentHit.id:
+                            continue
+
+                        assignment = self.store.newAssignment(self.currentHit)
+                        assignment.assignment_id = signal.params['assignment_id']
+                        self.store.saveAssignment(assignment)
+
+                        self.statusPageQueue.add(dict(hit_id=self.currentHit.id, assignment_id=assignment.assignment_id, state='assignment'))
+
+                    elif signal.name == 'assignment.info':
+                        assignment = self.currentHit.getAssignmentById(signal.params['assignment_id'])
+                        if not assignment:
+                            self.logger.warning(f"assignment.info assignment.id not for current hit assignments: {signal}")
+
+                        for name, value in signal.params.items():
+                            if name == 'ip':
+                                assignment.turk_ip = value
+                            if name == 'location':
+                                assignment.turk_country = value
+
+                            self.logger.debug(f'Set assignment: {name} to {value}')
                             self.server.statusPage.set(name, value)
+
                     elif signal.name == 'server.open':
                         self.currentHit.open_page_at = datetime.datetime.utcnow()
                         self.store.saveHIT(self.currentHit)
@@ -345,12 +375,13 @@ class CentralManagement():
     def makeHit(self):
         self.expireCurrentHit() # expire hit if it is there
 
+        self.eventQueue.put(Signal('hit.creating', {'id': self.currentHit.id if self.currentHit else 'start'}))
+
         self.server.statusPage.reset()
         self.reloadConfig() # reload new config values if they are set
 
 #         self.notPaused.wait()
 
-
         self.currentHit = self.store.createHIT()
         self.store.currentHit = self.currentHit
 
@@ -392,10 +423,12 @@ class CentralManagement():
 
         self.store.saveHIT(self.currentHit)
         # TODO: have HITStore/HIT take care of this by emitting a signal
-        self.server.statusPage.set('hit_id', new_hit['HIT']['HITId'])
+        # self.server.statusPage.set('hit_id', new_hit['HIT']['HITId'])
-        self.server.statusPage.set('hit_created', self.currentHit.created_at)
+        # self.server.statusPage.set('hit_created', self.currentHit.created_at)
-        self.server.statusPage.set('fee', f"${self.currentHit.fee:.2f}")
+        # self.server.statusPage.set('fee', f"${self.currentHit.fee:.2f}")
-        self.server.statusPage.set('state', self.currentHit.getStatus())
+        # self.server.statusPage.set('state', self.currentHit.getStatus())
+
+        self.eventQueue.put(Signal('hit.created', {'id': self.currentHit.id, 'remote_id': self.currentHit.hit_id}))
 
     #     mturk.send_test_event_notification()
         if self.config['amazon']['sqs_url']:
@@ -432,8 +465,8 @@ class CentralManagement():
                 'sudo', 'scanimage', '-d', 'epkowa','--resolution=100',
                 '-l','25' #y axis, margin from top of the scanner, hence increasing this, moves the scanned image upwards
                 ,'-t','22', # x axis, margin from left side scanner (seen from the outside)
-        '-x',str(181),
+                '-x',str(181),
-            '-y',str(245)
+                '-y',str(245)
             ]
             proc = subprocess.Popen(cmd, stdout=subprocess.DEVNULL, stderr=subprocess.PIPE)
             # opens connection to scanner, but only starts scanning when output becomes ready:
@@ -469,6 +502,7 @@ class CentralManagement():
         filename = self.currentHit.getImagePath()
 
         with self.scanLock:
+            self.eventQueue.put(Signal('hit.scan', {'id':self.currentHit.id}))
             self.eventQueue.put(Signal('scan.start'))
             proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
             # opens connection to scanner, but only starts scanning when output becomes ready:
@@ -491,7 +525,7 @@ class CentralManagement():
 
         time.sleep(5) # sleep a few seconds for scanner to return to start position
 
-        self.eventQueue.put(Signal('hit.scanned', {'hit_id':self.currentHit.id}))
+        self.eventQueue.put(Signal('hit.scanned', {'id':self.currentHit.id}))
         self.eventQueue.put(Signal('scan.finished'))
 
     def setLight(self, on):

sorteerhoed/statemachine.py

@@ -0,0 +1,89 @@
+import datetime
+
+class State():
+    def __init__(self, hit_id):
+        self.time = datetime.datetime.now()
+        self.hit_id = params['hit_id']
+
+    def transition(self, transitionName, params = {}):
+        raise Exception("Not implemented")
+
+class StateMachine:
+    def __init__(self, initalState):
+        self.history = [('init',initialState)]
+
+    def current(self):
+        return self.history[-1][1]
+
+    def transition(self, transitionName, params):
+        # TODO: update Store & Interface
+        if transitionName not in self.current().availableTransitions:
+            raise Exception("Invalid transition")
+
+        newState = self.current().transition(transitionName, params)
+        if not newState:
+            raise RuntimeException(f"Invalid transition {transitionName} for {self.current()}")
+
+        self.history.append((transitionName, newState))
+
+    def getStateForHit(self, hit_id, stateCls = None):
+        states = [s for s in self.history if s[1].hit_id == hit_id and (stateCls is None or isinstance(s[1], stateCls))]
+        if len(states < 1):
+            return None
+        return states[-1]
+
+class HITCreated(State):
+    availableTransitions = ['accept']
+
+    self.state = None
+    self.fee = None
+    self.hit_created = None
+    self.hit_opened = None
+    self.hit_submitted = None
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'accept':
+            return HITAssigned(params['hit_id'], params['assignment_id'])
+
+class HITAssigned(State):
+    availableTransitions = ['reject', 'abandon', 'submit']
+
+    def __init__(self, hit_id):
+        self.assignment_id = None
+        self.worker_id = None
+        self.ip = None
+        self.location = None
+        self.browser = None
+        self.os = None
+        self.resolution = None
+
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'reject' or transitionName == 'abandon':
+            return HITAbandonedRejected(params['hit_id'])
+        if transitionName == 'submit':
+            return HITSubmitted(params['hit_id'])
+
+class HITAbandonedRejected(State):
+    availableTransitions = ['accept']
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'accept':
+            return HITAssigned(params['hit_id'])
+
+class HITSubmitted(State):
+    availableTransitions = ['scan']
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'scan':
+            return Scanning(params['hit_id'])
+
+class Scanning(State):
+    availableTransitions = ['scan_complete', 'scan_failed']
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'scan_complete':
+            return ImageAvailable(params['hit_id'])
+        if transitionName == 'scan_failed':
+            raise Exception("Scan failed, unknown state")
+
+class ImageAvailable(State):
+    availableTransitions = ['create_hit']
+    def transition(self, transitionName, params = {}):
+        if transitionName == 'create_hit':
+            return HITCreated(params['hit_id'])

sorteerhoed/webserver.py

@@ -38,6 +38,9 @@ class StaticFileWithHeaderHandler(tornado.web.StaticFileHandler):
 
 
 class WebSocketHandler(tornado.websocket.WebSocketHandler):
+    """
+    Websocket from the workers
+    """
     CORS_ORIGINS = ['localhost', '.mturk.com', 'here.rubenvandeven.com', 'guest.rubenvandeven.com']
     connections = set()
 
@@ -63,27 +66,26 @@ class WebSocketHandler(tornado.websocket.WebSocketHandler):
 
         self.hit = self.store.currentHit
 
+
+        self.assignment_id = int(self.get_query_argument('assignment_id'))
+
         self.timeout = datetime.datetime.now() + datetime.timedelta(seconds=self.store.getHitTimeout())
 
         if self.hit.submit_hit_at:
             raise Exception("Opening websocket for already submitted hit")
 
         #logger.info(f"New client connected: {self.request.remote_ip} for {self.hit.id}/{self.hit.hit_id}")
-        self.eventQ.put(Signal('server.open', dict(hit_id=self.hit.id)))
+        self.eventQ.put(Signal('server.open', dict(assignment_id=self.assignment_id)))
         self.strokes = []
 
-        # Gather some initial information:
-        ua = self.request.headers.get('User-Agent', None)
-        if ua:
-            ua_info = httpagentparser.detect(ua)
-            self.eventQ.put(Signal('hit.info', dict(hit_id=self.hit.id, os=ua_info['os']['name'], browser=ua_info['browser']['name'])))
-        
-#         self.write_message("hello!")
 
     # the client sent the message
     def on_message(self, message):
         logger.debug(f"recieve: {message}")
 
+        if self.assignment_id != self.hit.getLastAssignment().assignment_id:
+            logger.critical(f"Skip message for non-last assignment {message}")
+
         if datetime.datetime.now() > self.timeout:
             logger.critical("Close websocket after timeout (abandon?)")
             self.close()
@@ -325,16 +327,24 @@ class DrawPageHandler(tornado.web.RequestHandler):
             logger.info(f"Request from {ip}")
 
             if not previewOnly:
-                self.eventQ.put(Signal('hit.info', dict(hit_id=hit.id, ip=ip)))
+                self.eventQ.put(Signal('hit.assignment', dict(
+                    hit_id=hit.id, ip=ip, assignment_id=assignmentId
+                )))
+                # self.eventQ.put(Signal('hit.info', dict(hit_id=hit.id, ip=ip)))
 
                 try:
                     geoip = self.geoip_reader.country(ip)
                     logger.debug(f"Geo {geoip}")
-                    self.eventQ.put(Signal('hit.info', dict(hit_id=hit.id, location=geoip.country.name)))
+                    self.eventQ.put(Signal('assignment.info', dict(assignment_id=assignmentId, location=geoip.country.name)))
                 except Exception as e:
                     logger.exception(e)
                     logger.info("No geo IP possible")
-                    self.eventQ.put(Signal('hit.info', dict(hit_id=hit.id, location='Unknown')))
+                    self.eventQ.put(Signal('assignment.info', dict(assignment_id=assignmentId, location='Unknown')))
+
+                ua = self.request.headers.get('User-Agent', None)
+                if ua:
+                    ua_info = httpagentparser.detect(ua)
+                    self.eventQ.put(Signal('assignment.info', dict(assignment_id=assignmentId, os=ua_info['os']['name'], browser=ua_info['browser']['name'])))
 
 class BackendHandler(tornado.web.RequestHandler):
     def initialize(self, store: HITStore, path: str):
@@ -418,6 +428,8 @@ class StatusPage():
     def set(self, name, value):
         return self.__setattr__(name, value)
 
+
+
 class Server:
     """
     Server for HIT -> plotter events