OpenSecurity/bin/vmmanager.pyw
changeset 78 23551f635ca9
parent 66 d768c98d1e48
child 79 617009c32da0
     1.1 --- a/OpenSecurity/bin/vmmanager.pyw	Tue Feb 18 14:38:24 2014 +0100
     1.2 +++ b/OpenSecurity/bin/vmmanager.pyw	Fri Feb 21 11:04:04 2014 +0100
     1.3 @@ -55,11 +55,15 @@
     1.4      startNotifications = list()
     1.5      _instance = None
     1.6      machineFolder = ''
     1.7 +    attachedRSDs = None  
     1.8 +    connectedRSDs = None
     1.9      
    1.10      def __init__(self):
    1.11          self.systemProperties = self.getSystemProperties()
    1.12          self.machineFolder = self.systemProperties["Default machine folder"]
    1.13          self.cleanup()
    1.14 +        self.attachedRSDs = self.getAttachedRSDs()
    1.15 +        self.connectedRSDs = self.getConnectedRSDS()
    1.16          return
    1.17      
    1.18      @staticmethod
    1.19 @@ -87,7 +91,7 @@
    1.20          if result[1]=='':
    1.21              return None
    1.22          props = dict((k.strip(),v.strip().strip('"')) for k,v in (line.split(':', 1) for line in result[1].strip().splitlines()))
    1.23 -        logger.debug(props)
    1.24 +        #logger.debug(props)
    1.25          return props
    1.26      
    1.27      # return the folder containing the guest VMs     
    1.28 @@ -101,27 +105,6 @@
    1.29              return None
    1.30          props = dict((k.strip(),v.strip().strip('"')) for k,v in (line.split(':', 1) for line in result.strip().splitlines()))
    1.31          return props
    1.32 -        
    1.33 -    def listRSDS(self):
    1.34 -        results = Cygwin.vboxExecute('list usbhost')[1]
    1.35 -        results = results.split('Host USB Devices:')[1].strip()
    1.36 -        
    1.37 -        items = list( "UUID:"+result for result in results.split('UUID:') if result != '')
    1.38 -        rsds = dict()   
    1.39 -        for item in items:
    1.40 -            props = dict()
    1.41 -            for line in item.splitlines():
    1.42 -                if line != "":         
    1.43 -                    k,v = line[:line.index(':')].strip(), line[line.index(':')+1:].strip()
    1.44 -                    props[k] = v
    1.45 -            
    1.46 -            if 'Product' in props.keys() and props['Product'] == 'Mass Storage':
    1.47 -                usb_filter = USBFilter( re.search(r"\((?P<vid>[0-9A-Fa-f]+)\)", props['VendorId']).groupdict()['vid'], 
    1.48 -                                        re.search(r"\((?P<pid>[0-9A-Fa-f]+)\)", props['ProductId']).groupdict()['pid'],
    1.49 -                                        re.search(r"\((?P<rev>[0-9A-Fa-f]+)\)", props['Revision']).groupdict()['rev'] )
    1.50 -                rsds[props['UUID']] = usb_filter;
    1.51 -                logger.debug(usb_filter)
    1.52 -        return rsds
    1.53  
    1.54      # list all existing VMs registered with VBox
    1.55      def listVM(self):
    1.56 @@ -152,6 +135,28 @@
    1.57                  return self.vmRootName+str(i)
    1.58          return ''
    1.59      
    1.60 +    # return the RSDs connected to the host
    1.61 +    def getConnectedRSDS(self):
    1.62 +        results = Cygwin.vboxExecute('list usbhost')[1]
    1.63 +        results = results.split('Host USB Devices:')[1].strip()
    1.64 +        
    1.65 +        items = list( "UUID:"+result for result in results.split('UUID:') if result != '')
    1.66 +        rsds = dict()   
    1.67 +        for item in items:
    1.68 +            props = dict()
    1.69 +            for line in item.splitlines():
    1.70 +                if line != "":         
    1.71 +                    k,v = line[:line.index(':')].strip(), line[line.index(':')+1:].strip()
    1.72 +                    props[k] = v
    1.73 +            
    1.74 +            if 'Product' in props.keys() and props['Product'] == 'Mass Storage':
    1.75 +                usb_filter = USBFilter( re.search(r"\((?P<vid>[0-9A-Fa-f]+)\)", props['VendorId']).groupdict()['vid'], 
    1.76 +                                        re.search(r"\((?P<pid>[0-9A-Fa-f]+)\)", props['ProductId']).groupdict()['pid'],
    1.77 +                                        re.search(r"\((?P<rev>[0-9A-Fa-f]+)\)", props['Revision']).groupdict()['rev'] )
    1.78 +                rsds[props['UUID']] = usb_filter;
    1.79 +                logger.debug(usb_filter)
    1.80 +        return rsds
    1.81 +    
    1.82      # return the RSDs attached to all existing SDVMs
    1.83      def getAttachedRSDs(self):
    1.84          vms = self.listSDVM()
    1.85 @@ -207,6 +212,7 @@
    1.86      
    1.87      # list storage snaphots for VM
    1.88      def updateTemplate(self):
    1.89 +        self.cleanup()
    1.90          self.poweroffVM('SecurityDVM')
    1.91          self.waitShutdown('SecurityDVM')
    1.92          
    1.93 @@ -250,13 +256,15 @@
    1.94          self.storageAttach('SecurityDVM')
    1.95          self.startVM('SecurityDVM')
    1.96          self.waitStartup('SecurityDVM')
    1.97 -        Cygwin.sshExecute('sudo apt-get -y update', VMManager.getHostOnlyIP('SecurityDVM'), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + 'SecurityDVM' + '/dvm_key'  )
    1.98 -        Cygwin.sshExecute('sudo apt-get -y upgrade', VMManager.getHostOnlyIP('SecurityDVM'), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + 'SecurityDVM' + '/dvm_key'  )
    1.99 +        Cygwin.sshExecute('"sudo apt-get -y update"', VMManager.getHostOnlyIP('SecurityDVM'), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + 'SecurityDVM' + '/dvm_key'  )
   1.100 +        Cygwin.sshExecute('"sudo apt-get -y upgrade"', VMManager.getHostOnlyIP('SecurityDVM'), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + 'SecurityDVM' + '/dvm_key'  )
   1.101          self.stopVM('SecurityDVM')
   1.102 +        #self.hibernateVM('SecurityDVM')
   1.103          self.waitShutdown('SecurityDVM')
   1.104          self.storageDetach('SecurityDVM')
   1.105          self.changeStorageType(template_storage,'immutable')
   1.106          self.storageAttach('SecurityDVM')
   1.107 +        self.handleDeviceChange()
   1.108      
   1.109      #remove VM from the system. should be used on VMs returned by listSDVMs    
   1.110      def removeVM(self, vm_name):
   1.111 @@ -282,7 +290,12 @@
   1.112      # stop VM
   1.113      def stopVM(self, vm_name):
   1.114          logger.info('Sending shutdown signal to ' + vm_name)
   1.115 -        Cygwin.sshExecute( 'sudo shutdown -h now', VMManager.getHostOnlyIP(vm_name), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + vm_name + '/dvm_key' )
   1.116 +        Cygwin.sshExecute( '"sudo shutdown -h now"', VMManager.getHostOnlyIP(vm_name), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + vm_name + '/dvm_key' )
   1.117 +    
   1.118 +    # stop VM
   1.119 +    def hibernateVM(self, vm_name):
   1.120 +        logger.info('Sending shutdown signal to ' + vm_name)
   1.121 +        Cygwin.sshExecute( '"sudo hibernate-disk"', VMManager.getHostOnlyIP(vm_name), 'osecuser', Cygwin.cygPath(self.machineFolder) + '/' + vm_name + '/dvm_key' )
   1.122              
   1.123      # poweroff VM
   1.124      def poweroffVM(self, vm_name):
   1.125 @@ -316,7 +329,7 @@
   1.126      def getVMInfo(self, vm_name):
   1.127          results = Cygwin.vboxExecute('showvminfo ' + vm_name + ' --machinereadable')[1]
   1.128          props = dict((k.strip().strip('"'),v.strip().strip('"')) for k,v in (line.split('=', 1) for line in results.splitlines()))
   1.129 -        logger.debug(props)
   1.130 +        #logger.debug(props)
   1.131          return props
   1.132      
   1.133      # return the configured USB filter for an existing VM 
   1.134 @@ -357,33 +370,56 @@
   1.135          result = Cygwin.vboxExecute('storageattach ' + vm_name + ' --storagectl SATA --port 1 --device 0 --type dvddrive --mtype readonly --medium \"' + self.machineFolder + '\\' + vm_name + '\\'+ vm_name + '.iso\"')
   1.136          return result
   1.137      
   1.138 +    
   1.139      handleDeviceChangeLock = threading.Lock()
   1.140 -    
   1.141 +    trigger = False
   1.142      # handles device change events
   1.143      def handleDeviceChange(self):
   1.144          if VMManager.handleDeviceChangeLock.acquire(True):
   1.145 +            #logger.debug("triggered")
   1.146 +            #VMManager.handleDeviceChangeLock.release()
   1.147 +            #return
   1.148              #destroy unused vms
   1.149 -            new_ip = None
   1.150 -            attached_devices = self.getAttachedRSDs()
   1.151 -            connected_devices = self.listRSDS()
   1.152 -            for vm_name in attached_devices.keys():
   1.153 -                if attached_devices[vm_name] not in connected_devices.values():
   1.154 +            #diff = DictDiffer(self.connectedRSDs, tmp_conn)
   1.155 +            retry = 0
   1.156 +            while retry < 30:
   1.157 +                if self.getConnectedRSDS().keys() == self.connectedRSDs.keys():
   1.158 +                    logger.info("Nothing's changed. Waiting for VBox USB sub-system to update...")
   1.159 +                else:
   1.160 +                    self.connectedRSDs = self.getConnectedRSDS()
   1.161 +                    break
   1.162 +                time.sleep(1)
   1.163 +                retry+=1
   1.164 +            
   1.165 +            if retry == 30:
   1.166 +                VMManager.handleDeviceChangeLock.release()
   1.167 +                return None
   1.168 +
   1.169 +            logger.info("Something's changed")
   1.170 +            
   1.171 +            self.attachedRSDs = self.getAttachedRSDs()
   1.172 +            
   1.173 +            for vm_name in self.attachedRSDs.keys():
   1.174 +                if self.attachedRSDs[vm_name] not in self.connectedRSDs.values():
   1.175                      self.unmapNetworkDrive('h:')
   1.176                      #self.stopVM(vm_name)
   1.177                      self.detachRSD(vm_name)
   1.178                      self.poweroffVM(vm_name)
   1.179                      self.removeVM(vm_name)
   1.180              #create new vm for attached device if any
   1.181 -            attached_devices = self.getAttachedRSDs()
   1.182 -            connected_devices = self.listRSDS()
   1.183 -            for connected_device in connected_devices.values():
   1.184 -                if (attached_devices and False) or (connected_device not in attached_devices.values()):
   1.185 +            self.attachedRSDs = self.getAttachedRSDs()
   1.186 +            self.connectedRSDs = self.getConnectedRSDS()
   1.187 +            
   1.188 +            new_ip = None
   1.189 +            for connected_device in self.connectedRSDs.values():
   1.190 +                if (self.attachedRSDs and False) or (connected_device not in self.attachedRSDs.values()):
   1.191                      new_sdvm = self.generateSDVMName()
   1.192                      self.createVM(new_sdvm)
   1.193                      self.storageAttach(new_sdvm)
   1.194                      self.attachRSD(new_sdvm, connected_device)
   1.195                      self.startVM(new_sdvm)
   1.196                      new_ip = self.waitStartup(new_sdvm)
   1.197 +                    
   1.198                      if new_ip != None:
   1.199                          self.mapNetworkDrive('h:', '\\\\' + new_ip + '\\USB', None, None)
   1.200                      #TODO: cleanup notifications somwhere else (eg. machine shutdown)
   1.201 @@ -425,9 +461,10 @@
   1.202          return new_sdvm
   1.203      
   1.204      #Small function to check the availability of network resource.
   1.205 -    def isAvailable(self, path):
   1.206 -        result = Cygwin.cmdExecute('IF EXIST "' + path + '" echo YES')
   1.207 -        return string.find(result[1], 'YES',)
   1.208 +    #def isAvailable(self, path):
   1.209 +        #return os.path.exists(path)
   1.210 +        #result = Cygwin.cmdExecute('IF EXIST "' + path + '" echo YES')
   1.211 +        #return string.find(result[1], 'YES',)
   1.212      
   1.213      #Small function to check if the mention location is a directory
   1.214      def isDirectory(self, path):
   1.215 @@ -437,11 +474,11 @@
   1.216      def mapNetworkDrive(self, drive, networkPath, user, password):
   1.217          self.unmapNetworkDrive(drive)
   1.218          #Check for drive availability
   1.219 -        if self.isAvailable(drive) > -1:
   1.220 +        if os.path.exists(drive):
   1.221              logger.error("Drive letter is already in use: " + drive)
   1.222              return -1
   1.223          #Check for network resource availability
   1.224 -        while self.isAvailable(networkPath) == -1:
   1.225 +        while not os.path.exists(networkPath):
   1.226              time.sleep(1)
   1.227              logger.info("Path not accessible: " + networkPath + " retrying")
   1.228              #return -1
   1.229 @@ -458,18 +495,34 @@
   1.230          return 1
   1.231      
   1.232      def unmapNetworkDrive(self, drive):
   1.233 -        if self.isAvailable(drive) == -1:
   1.234 +        if not os.path.exists(drive):
   1.235              return -1
   1.236          result = Cygwin.execute('C:\\Windows\\system32\\net.exe', 'USE ' + drive + ' /DELETE /YES')
   1.237          if string.find(str(result), 'successfully',) == -1:
   1.238 +            logger.error(result[2])
   1.239              return -1
   1.240          return 1
   1.241  
   1.242 +class DeviceHandler(threading.Thread): 
   1.243 +    vmm = None
   1.244 +    triggered = False
   1.245 +    def __init__(self, zahl): 
   1.246 +        threading.Thread.__init__(self) 
   1.247 +        self.vmm = None 
   1.248 + 
   1.249 +    def run(self):
   1.250 +        while True:
   1.251 +            if self.triggered:
   1.252 +                logger.debug("triggered")
   1.253 +                triggered = False
   1.254 +            else:
   1.255 +                time.sleep(1)
   1.256 +                
   1.257  
   1.258  if __name__ == '__main__':
   1.259      man = VMManager.getInstance()
   1.260      #man.listVM()
   1.261 -    print man.listRSDS()
   1.262 +    print man.getConnectedRSDs()
   1.263      
   1.264      #man.listVM()
   1.265      #man.listVM()