code.vuplus.com Git - vuplus_openvuplus_3.0/blob - meta-openvuplus/recipes-core/udev/udev-182/automount.py

   1 #!/usr/bin/python
   2 import os
   3 import sys
   4 import glob
   5
   6 def readFile(fn):
   7         return open(fn, "r").read()
   8
   9 def getLabelFromDevName(dev_kernel):
  10         data = None
  11         try:
  12                 data = os.popen("e2label %s" % dev_kernel).read().strip()
  13                 if not data:
  14                         data = None
  15         except:
  16                 data = None
  17
  18         return data
  19
  20 def getModel(dev_base):
  21         model = None
  22         modelpath = "/sys/block/%s/device/model" % dev_base
  23         if os.access(modelpath, os.F_OK):
  24                 model = open(modelpath, "r").read().strip().replace(' ','-')
  25         return model
  26
  27 def isMountedByDevName(devName):
  28         ismounted = False
  29         mounts = file('/proc/mounts').read().split('\n')
  30         for x in mounts:
  31                 if not x.startswith('/'):
  32                         continue
  33
  34                 devpath, mountpoint  = x.split()[:2]
  35                 if devpath == devName:
  36                         ismounted = True
  37                         break
  38
  39         return ismounted
  40
  41 def isUsbDevice(dev_base):
  42         phyPath = os.path.realpath('/sys/block/' + dev_base + '/device')
  43         for x in glob.glob("/sys/bus/usb/devices/usb*"):
  44                 if phyPath.find(os.path.realpath(x)) != -1:
  45                         return True
  46         return False
  47
  48 def checkFilesystem(device):
  49         p = os.popen("blkid %s" % device)
  50         data = p.read()
  51         p.close()
  52
  53         fs = None
  54         for x in data.split():
  55                 if x.startswith('TYPE') and x.find('=') != -1:
  56                         fs = x.split('=')[1].strip('"')
  57                         break
  58
  59         return fs
  60
  61 def automount():
  62         kernel = sys.argv[1]
  63         dev_kernel = os.path.join("/dev/", kernel)
  64         dev_index = os.path.basename(kernel)[-1]
  65         dev_base = os.path.basename(kernel)[:-1]
  66         removable=readFile("/sys/block/%s/removable" % dev_base).strip() == "1"
  67         dev_real_path = os.path.realpath("/sys/block/%s/device" % dev_base)
  68
  69         if isMountedByDevName(dev_kernel):
  70                 return
  71
  72         mountPoint = None
  73         if dev_index == "1":
  74                 usbDevice = removable or isUsbDevice(dev_base)
  75                 if not usbDevice:
  76                         mountPoint = "/media/hdd"
  77
  78         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  79                 label = getLabelFromDevName(dev_kernel)
  80                 if label:
  81                         mountPoint = "/media/" + label
  82                         if dev_index and dev_index != '1':
  83                                 mountPoint += "_%s" % dev_index
  84
  85         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  86                 model = getModel(dev_base)
  87                 if model:
  88                         mountPoint = "/media/" + model
  89                         if dev_index and dev_index != '1':
  90                                 mountPoint += "_%s" % dev_index
  91
  92         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  93                 mountPoint = "/media/" + kernel
  94
  95         if not os.access(mountPoint, os.F_OK):
  96                 os.mkdir(mountPoint)
  97                 if not os.access(mountPoint, os.F_OK):
  98                         return
  99
 100         fs = checkFilesystem(dev_kernel)
 101         if fs == "ntfs":
 102                 cmd = "mount.ntfs-3g %s %s" % (dev_kernel, mountPoint)
 103         else:
 104                 cmd = "mount -t auto -o noatime %s %s" % (dev_kernel, mountPoint)
 105
 106         ret = os.system(cmd)
 107
 108         if ret:
 109                 os.rmdir(mountPoint)
 110         else:
 111                 if mountPoint == "/media/hdd":
 112                         defaultMoviePath = "/media/hdd/movie"
 113                         if not os.access(defaultMoviePath, os.F_OK):
 114                                 os.mkdir(defaultMoviePath)
 115
 116 if __name__=="__main__":
 117         automount()