bug 1350: Script to reset 48V power supply in station made by Pieter Donker.

.gitattributes

@@ -1333,6 +1333,7 @@ StationTest/modules/rsp.py -text
 StationTest/modules/smbus.py -text
 StationTest/modules/testcase.py -text
 StationTest/modules/testlog.py -text
+StationTest/power_ctrl.py -text
 StationTest/prbs_dir_test.py -text
 StationTest/prbs_test.py -text
 StationTest/rmfiles.sh -text

StationTest/power_ctrl.py

+#!/usr/bin/python
+
+import socket
+import time
+import struct
+
+VERSION = '1.0.0' # version of this script
+
+## select HOST and action
+
+#HOST = '192.168.178.111'   # Home EC
+#HOST = '10.151.19.2'   # CS010c EC
+#HOST = '10.151.134.3'   # RS106c EC
+#HOST = '10.151.162.3'  # RS302c EC
+#HOST = '10.151.66.3'  # CS030c EC
+#HOST = '10.151.161.3'  # CS301c EC
+HOST = '10.87.2.239'   # ASTRON EC on desk PD
+
+
+## to see active state set all to 0
+# select only 1
+doReset48V    = 0
+doPowerOn48V  = 0
+doPowerOff48V = 0
+# select only 1
+doResetLCU    = 0
+doPowerOnLCU  = 0
+doPowerOffLCU = 0
+
+
+
+## DO NOT CHANGE THINGS BELOW THIS LINE ##
+## ------------------------------------ ##
+
+
+
+# === TCP PROTOCOL from controller ===
+PORT = 10000            # Gateway port
+ecSck = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+EC_NONE       = 0
+EC_STATUS     = 1
+EC_SET_48     = 20
+EC_RESET_48   = 22
+EC_SET_230    = 25
+EC_RESET_230  = 27
+EC_SET_SECOND = 115
+
+PWR_OFF = 0
+PWR_ON  = 1
+LCU     = 230
+
+#---------------------------------------
+# connect to station EC_controller
+def connectToHost():
+    print "connecting to %s on port %d\n" %(HOST, PORT)
+    ecSck.connect((HOST, PORT))
+    ecSck.settimeout(5.0)
+#---------------------------------------
+def disconnectHost():
+    ecSck.close()
+#---------------------------------------
+def sendCmd(cmdId=EC_NONE, cab=-1, value=0):
+    if (cmdId == EC_NONE):
+        return (false)
+    cmd = struct.pack('hhh', cmdId, cab, int(value))
+    ecSck.send(cmd)
+#---------------------------------------
+def recvAck():
+    data = ecSck.recv(6)
+    header = struct.unpack('hhh', data)
+    cmdId = header[0]
+    status = header[1]
+    PLSize = header[2]
+    if (PLSize > 0):
+        data = ecSck.recv(PLSize)
+        fmt = 'h' * int(PLSize / 2)
+        PL = struct.unpack(fmt, data)
+    else:
+        PL = []
+    return (cmdId, status, PL) 
+#---------------------------------------
+def setSecond(sec=0):
+    sendCmd(EC_SET_SECOND, 0, sec)
+    (cmdId, status, PL) = recvAck()
+#---------------------------------------
+def waitForSync():
+    while ((time.gmtime()[5] % 10) != 7):
+        time.sleep(0.5)
+    time.sleep(1.0)
+#---------------------------------------
+def waitForUpdate():
+    while ((time.gmtime()[5] % 10) != 3):
+        time.sleep(0.5)
+    time.sleep(1.0)
+#---------------------------------------
+def printPowerState():
+    state = ('OFF','ON')
+    sendCmd(EC_STATUS)
+    (cmdId, status, PL) = recvAck()
+    print 'power 48V state = %s' %(state[(PL[28] & 1)])
+    print 'power LCU state = %s' %(state[(PL[28] >> 1)])
+#---------------------------------------
+def setPower(pwr=-1, state=PWR_ON):
+    waitForSync()
+    if ((pwr == 48) or (pwr == -1)):
+        sendCmd(EC_SET_48, 0, state)
+        (cmdId, status, PL) = recvAck()
+        print 'Power Set 48V to %d' %(state)
+    if ((pwr == LCU) or (pwr == -1)):
+        sendCmd(EC_SET_230, 0, state)
+        (cmdId, status, PL) = recvAck()
+        print 'Power Set LCU to %d' %(state)
+    waitForUpdate()
+    printPowerState()
+    print ''
+#---------------------------------------
+def resetPower(pwr=-1):
+    waitForSync()
+    if ((pwr == 48) or (pwr == -1)):
+        sendCmd(EC_RESET_48, 0, 0)
+        (cmdId, status, PL) = recvAck()
+        print 'PowerReset 48V'
+    if ((pwr == LCU) or (pwr == -1)):
+        sendCmd(EC_RESET_230, 0, 0)
+        (cmdId, status, PL) = recvAck()
+        print 'PowerReset LCU'
+    waitForUpdate()
+    printPowerState()
+    waitForUpdate()
+    printPowerState()
+    print ''
+
+##=======================================================================
+## start of main program
+##=======================================================================
+if ((doReset48V + doPowerOn48V + doPowerOff48V) > 1):
+    print 'error more than 1 48V cmd selected'
+    exit(-1)
+if ((doResetLCU + doPowerOnLCU + doPowerOffLCU) > 1):
+    print 'error more than 1 LCU cmd selected'
+    exit(-1)
+   
+connectToHost()
+time.sleep(1.0)
+setSecond(int(time.gmtime()[5]))
+## do not change if statements
+printPowerState()
+print ''
+if (doReset48V == 1):
+    resetPower(48)
+if (doResetLCU == 1):
+    resetPower(LCU)
+if (doPowerOn48V == 1):
+    setPower(48,PWR_ON)
+if (doPowerOff48V == 1):
+    setPower(48,PWR_OFF)
+if (doPowerOnLCU == 1):
+    setPower(LCU,PWR_ON)
+if (doPowerOffLCU == 1):
+    setPower(LCU,PWR_OFF)
+
+disconnectHost()