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         for label in glob.glob("/dev/disk/by-label/*"):
  11                 realPath = os.path.realpath(label)
  12                 if realPath == dev_kernel:
  13                         return os.path.basename(label)
  14         return None
  15
  16 def getModel(dev_base):
  17         model = None
  18         modelpath = "/sys/block/%s/device/model" % dev_base
  19         if os.access(modelpath, os.F_OK):
  20                 model = open(modelpath, "r").read().strip().replace(' ','-')
  21         return model
  22
  23 def isMountedByDevName(devName):
  24         ismounted = False
  25         mounts = file('/proc/mounts').read().split('\n')
  26         for x in mounts:
  27                 if not x.startswith('/'):
  28                         continue
  29
  30                 devpath, mountpoint  = x.split()[:2]
  31                 if devpath == devName:
  32                         ismounted = True
  33                         break
  34
  35         return ismounted
  36
  37 def isUsbDevice(dev_base):
  38         phyPath = os.path.realpath('/sys/block/' + dev_base)
  39         for x in glob.glob("/sys/bus/usb/devices/usb*"):
  40                 if phyPath.find(os.path.realpath(x)) != -1:
  41                         return True
  42         return False
  43
  44 def automount():
  45         kernel = sys.argv[1]
  46         dev_kernel = os.path.join("/dev/", kernel)
  47         dev_index = os.path.basename(kernel)[-1]
  48         dev_base = os.path.basename(kernel)[:-1]
  49         removable=readFile("/sys/block/%s/removable" % dev_base).strip() == "1"
  50         dev_real_path = os.path.realpath("/sys/block/%s/device" % dev_base)
  51
  52         if isMountedByDevName(dev_kernel):
  53                 return
  54
  55         mountPoint = None
  56         if dev_index == "1":
  57                 usbDevice = removable or isUsbDevice(dev_base)
  58                 if not usbDevice:
  59                         mountPoint = "/media/hdd"
  60
  61         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  62                 label = getLabelFromDevName(dev_kernel)
  63                 if label:
  64                         mountPoint = "/media/" + label
  65                         if dev_index and dev_index != '1':
  66                                 mountPoint += "_%s" % dev_index
  67
  68         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  69                 model = getModel(dev_base)
  70                 if model:
  71                         mountPoint = "/media/" + model
  72                         if dev_index and dev_index != '1':
  73                                 mountPoint += "_%s" % dev_index
  74
  75         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  76                 mountPoint = "/media/" + kernel
  77
  78         if not os.access(mountPoint, os.F_OK):
  79                 os.mkdir(mountPoint)
  80                 if not os.access(mountPoint, os.F_OK):
  81                         return
  82
  83         if os.system("mount -t auto -o noatime %s %s" % (dev_kernel, mountPoint)):
  84                 os.rmdir(mountPoint)
  85         else:
  86                 if mountPoint == "/media/hdd":
  87                         defaultMoviePath = "/media/hdd/movie"
  88                         if not os.access(defaultMoviePath, os.F_OK):
  89                                 os.mkdir(defaultMoviePath)
  90
  91 if __name__=="__main__":
  92         automount()