add sim for ls372

+ fix bin/sim-server

Change-Id: I6cad963d9e37faea172ca51a327474406ecafa4a

bin/sim-server

@@ -110,6 +110,7 @@ class Server(LineServer):
 
     def __init__(self, *args, **kwds):
         super().__init__(*args, **kwds)
+        self.secnode = None
         self.dispatcher = self.Dispatcher()
 
 

frappy_psi/ls370sim.py

@@ -71,3 +71,57 @@ class Ls370Sim(Communicator):
         reply = ';'.join(reply)
         self.comLog('< %s' % reply)
         return reply
+
+
+class Ls372Sim(Communicator):
+    CHANNEL_COMMANDS = [
+        ('RDGR?%d', '1.0'),
+        ('RDGK?%d', '1.5'),
+        ('RDGST?%d', '0'),
+        ('RDGRNG?%d', '0,5,5,0,0'),
+        ('INSET?%d', '1,5,5,0,0'),
+        ('FILTER?%d', '1,5,80'),
+    ]
+    OTHER_COMMANDS = [
+        ('*IDN?', 'LSCI,MODEL372,372184,05302003'),
+        ('SCAN?', '3,1'),
+        ('PID?1', '10,10,0'),
+        ('*OPC?', '1'),
+    ]
+
+    def earlyInit(self):
+        super().earlyInit()
+        self._data = dict(self.OTHER_COMMANDS)
+        for fmt, v in self.CHANNEL_COMMANDS:
+            for chan in range(1,17):
+                self._data[fmt % chan] = v
+
+    def communicate(self, command):
+        self.comLog('> %s' % command)
+        # simulation part, time independent
+        for channel in range(1,17):
+            _, _, _, _, excoff = self._data['RDGRNG?%d' % channel].split(',')
+            if excoff == '1':
+                self._data['RDGST?%d' % channel] = '6'
+            else:
+                self._data['RDGST?%d' % channel] = '0'
+
+        chunks = command.split(';')
+        reply = []
+        for chunk in chunks:
+            if '?' in chunk:
+                reply.append(self._data[chunk])
+            else:
+                for nqarg in (1,0):
+                    if nqarg == 0:
+                        qcmd, arg = chunk.split(' ', 1)
+                        qcmd += '?'
+                    else:
+                        qcmd, arg = chunk.split(',', nqarg)
+                        qcmd = qcmd.replace(' ', '?', 1)
+                    if qcmd in self._data:
+                        self._data[qcmd] = arg
+                        break
+        reply = ';'.join(reply)
+        self.comLog('< %s' % reply)
+        return reply