def getStatus(rh):
"""
Get the power (logon/off) status of a virtual machine.
Input:
Request Handle with the following properties:
function - 'POWERVM'
subfunction - 'STATUS'
userid - userid of the virtual machine
Output:
Request Handle updated with the results.
results['overallRC'] - 0: ok, non-zero: error
if ok:
results['rc'] - 0: for both on and off cases
results['rs'] - 0: powered on
results['rs'] - 1: powered off
"""
rh.printSysLog("Enter powerVM.getStatus, userid: " + rh.userid)
results = isLoggedOn(rh, rh.userid)
if results['overallRC'] != 0:
# Unexpected error
pass
elif results['rs'] == 0:
rh.printLn("N", rh.userid + ": on")
else:
rh.printLn("N", rh.userid + ": off")
rh.updateResults(results)
rh.printSysLog("Exit powerVM.getStatus, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
def dedicate(rh):
"""
Dedicate device.
Input:
Request Handle with the following properties:
function - 'CHANGEVM'
subfunction - 'DEDICATEDM'
userid - userid of the virtual machine
parms['vaddr'] - Virtual address
parms['raddr'] - Real address
parms['mode'] - Read only mode or not.
Output:
Request Handle updated with the results.
Return code - 0: ok, non-zero: error
"""
rh.printSysLog("Enter changeVM.dedicate")
parms = [
"-T", rh.userid, "-v", rh.parms['vaddr'], "-r", rh.parms['raddr'],
"-R", rh.parms['mode']
]
hideList = []
results = invokeSMCLI(rh,
"Image_Device_Dedicate_DM",
parms,
hideInLog=hideList)
if results['overallRC'] != 0:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results from invokeSMCLI
if results['overallRC'] == 0:
results = isLoggedOn(rh, rh.userid)
if (results['overallRC'] == 0 and results['rs'] == 0):
# Dedicate device to active configuration.
parms = [
"-T", rh.userid, "-v", rh.parms['vaddr'], "-r",
rh.parms['raddr'], "-R", rh.parms['mode']
]
results = invokeSMCLI(rh, "Image_Device_Dedicate", parms)
if results['overallRC'] == 0:
rh.printLn(
"N", "Dedicated device " + rh.parms['vaddr'] +
" to the active configuration.")
else:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results from invokeSMCLI
rh.printSysLog("Exit changeVM.dedicate, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
def getStatus(rh):
"""
Get the basic status of a virtual machine.
Input:
Request Handle with the following properties:
function - 'CMDVM'
subfunction - 'CMD'
userid - userid of the virtual machine
Output:
Request Handle updated with the results.
Return code - 0: ok, non-zero: error
"""
rh.printSysLog("Enter getVM.getStatus, userid: " + rh.userid)
results = isLoggedOn(rh, rh.userid)
if results['rc'] != 0:
# Uhoh, can't determine if guest is logged on or not
rh.updateResults(results)
rh.printSysLog("Exit getVM.getStatus, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
if results['rs'] == 1:
# Guest is logged off, everything is 0
powerStr = "Power state: off"
memStr = "Total Memory: 0M"
usedMemStr = "Used Memory: 0M"
procStr = "Processors: 0"
timeStr = "CPU Used Time: 0 sec"
else:
powerStr = "Power state: on"
if 'power' in rh.parms:
# Test here to see if we only need power state
# Then we can return early
rh.printLn("N", powerStr)
rh.updateResults(results)
rh.printSysLog("Exit getVM.getStatus, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
if results['rs'] != 1:
# Guest is logged on, go get more info
results = getPerfInfo(rh, rh.userid)
if results['overallRC'] != 0:
# Something went wrong in subroutine, exit
rh.updateResults(results)
rh.printSysLog("Exit getVM.getStatus, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
else:
# Everything went well, response should be good
memStr = results['response'].split("\n")[0]
usedMemStr = results['response'].split("\n")[1]
procStr = results['response'].split("\n")[2]
timeStr = results['response'].split("\n")[3]
# Build our output string according
# to what information was asked for
if 'memory' in rh.parms:
outStr = memStr + "\n" + usedMemStr
elif 'cpu' in rh.parms:
outStr = procStr + "\n" + timeStr
else:
# Default to all
outStr = powerStr + "\n" + memStr + "\n" + usedMemStr
outStr += "\n" + procStr + "\n" + timeStr
rh.printLn("N", outStr)
rh.printSysLog("Exit getVM.getStatus, rc: " + str(rh.results['overallRC']))
return rh.results['overallRC']
def removeDisk(rh):
"""
Remove a disk from a virtual machine.
Input:
Request Handle with the following properties:
function - 'CHANGEVM'
subfunction - 'REMOVEDISK'
userid - userid of the virtual machine
parms['vaddr'] - Virtual address
Output:
Request Handle updated with the results.
Return code - 0: ok, non-zero: error
"""
rh.printSysLog("Enter changeVM.removeDisk")
results = {'overallRC': 0, 'rc': 0, 'rs': 0}
# Is image logged on
loggedOn = False
results = isLoggedOn(rh, rh.userid)
if results['overallRC'] == 0:
if results['rs'] == 0:
loggedOn = True
results = disableEnableDisk(rh, rh.userid, rh.parms['vaddr'], '-d')
if results['overallRC'] != 0:
rh.printLn("ES", results['response'])
rh.updateResults(results)
if results['overallRC'] == 0 and loggedOn:
strCmd = "/sbin/vmcp detach " + rh.parms['vaddr']
results = execCmdThruIUCV(rh, rh.userid, strCmd)
if results['overallRC'] != 0:
if re.search('(^HCP\w\w\w040E)', results['response']):
# Device does not exist, ignore the error
results = {'overallRC': 0, 'rc': 0, 'rs': 0, 'response': ''}
else:
rh.printLn("ES", results['response'])
rh.updateResults(results)
if results['overallRC'] == 0:
# Remove the disk from the user entry.
parms = ["-T", rh.userid, "-v", rh.parms['vaddr'], "-e", "0"]
results = invokeSMCLI(rh, "Image_Disk_Delete_DM", parms)
if results['overallRC'] != 0:
if (results['overallRC'] == 8 and results['rc'] == 208
and results['rs'] == 36):
# Disk does not exist, ignore the error
results = {'overallRC': 0, 'rc': 0, 'rs': 0, 'response': ''}
else:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results from invokeSMCLI
else:
# Unexpected error. Message already sent.
rh.updateResults(results)
rh.printSysLog("Exit changeVM.removeDisk, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
def add9336(rh):
"""
Adds a 9336 (FBA) disk to virtual machine's directory entry.
Input:
Request Handle with the following properties:
function - 'CHANGEVM'
subfunction - 'ADD9336'
userid - userid of the virtual machine
parms['diskPool'] - Disk pool
parms['diskSize'] - size of the disk in blocks or bytes.
parms['fileSystem'] - Linux filesystem to install on the disk.
parms['mode'] - Disk access mode
parms['multiPW'] - Multi-write password
parms['readPW'] - Read password
parms['vaddr'] - Virtual address
parms['writePW'] - Write password
Output:
Request Handle updated with the results.
Return code - 0: ok, non-zero: error
"""
rh.printSysLog("Enter changeVM.add9336")
results, blocks = generalUtils.cvtToBlocks(rh, rh.parms['diskSize'])
if results['overallRC'] != 0:
# message already sent. Only need to update the final results.
rh.updateResults(results)
if results['overallRC'] == 0:
parms = [
"-T", rh.userid, "-v", rh.parms['vaddr'], "-t", "9336", "-a",
"AUTOG", "-r", rh.parms['diskPool'], "-u", "1", "-z", blocks, "-f",
"1"
]
hideList = []
if 'mode' in rh.parms:
parms.extend(["-m", rh.parms['mode']])
else:
parms.extend(["-m", 'W'])
if 'readPW' in rh.parms:
parms.extend(["-R", rh.parms['readPW']])
hideList.append(len(parms) - 1)
if 'writePW' in rh.parms:
parms.extend(["-W", rh.parms['writePW']])
hideList.append(len(parms) - 1)
if 'multiPW' in rh.parms:
parms.extend(["-M", rh.parms['multiPW']])
hideList.append(len(parms) - 1)
results = invokeSMCLI(rh,
"Image_Disk_Create_DM",
parms,
hideInLog=hideList)
if results['overallRC'] != 0:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results from invokeSMCLI
if (results['overallRC'] == 0 and 'fileSystem' in rh.parms):
# Install the file system
results = installFS(rh, rh.parms['vaddr'], rh.parms['mode'],
rh.parms['fileSystem'], "9336")
if results['overallRC'] == 0:
results = isLoggedOn(rh, rh.userid)
if (results['overallRC'] == 0 and results['rs'] == 0):
# Add the disk to the active configuration.
parms = [
"-T", rh.userid, "-v", rh.parms['vaddr'], "-m",
rh.parms['mode']
]
results = invokeSMCLI(rh, "Image_Disk_Create", parms)
if results['overallRC'] == 0:
rh.printLn(
"N", "Added dasd " + rh.parms['vaddr'] +
" to the active configuration.")
else:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results from invokeSMCLI
rh.printSysLog("Exit changeVM.add9336, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']
def deleteMachine(rh):
"""
Delete a virtual machine from the user directory.
Input:
Request Handle with the following properties:
function - 'DELETEVM'
subfunction - 'DIRECTORY'
userid - userid of the virtual machine to be deleted.
Output:
Request Handle updated with the results.
Return code - 0: ok, non-zero: error
"""
rh.printSysLog("Enter deleteVM.deleteMachine")
results = {'overallRC': 0, 'rc': 0, 'rs': 0}
# Is image logged on ?
state = 'on' # Assume 'on'.
results = isLoggedOn(rh, rh.userid)
if results['overallRC'] != 0:
# Cannot determine the log on/off state.
# Message already included. Act as if it is 'on'.
pass
elif results['rs'] == 0:
# State is powered on.
pass
else:
state = 'off'
# Reset values for rest of subfunction
results['overallRC'] = 0
results['rc'] = 0
results['rs'] = 0
if state == 'on':
parms = ["-T", rh.userid, "-f IMMED"]
results = invokeSMCLI(rh, "Image_Deactivate", parms)
if results['overallRC'] == 0:
pass
elif (results['overallRC'] == 8 and results['rc'] == 200
and (results['rs'] == 12 or results['rs'] == 16)):
# Tolerable error. Machine is already in or going into the state
# that we want it to enter.
rh.updateResults({}, reset=1)
else:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results returned by invokeSMCLI
# Clean up the reader before delete
if results['overallRC'] == 0:
result = purgeReader(rh)
if result['overallRC'] != 0:
# Tolerable the purge failure error
rh.updateResults({}, reset=1)
if results['overallRC'] == 0:
parms = ["-T", rh.userid, "-e", "0"]
results = invokeSMCLI(rh, "Image_Delete_DM", parms)
if results['overallRC'] != 0:
# SMAPI API failed.
rh.printLn("ES", results['response'])
rh.updateResults(results) # Use results returned by invokeSMCLI
rh.printSysLog("Exit deleteVM.deleteMachine, rc: " +
str(rh.results['overallRC']))
return rh.results['overallRC']