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)
  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 automount():
  49         kernel = sys.argv[1]
  50         dev_kernel = os.path.join("/dev/", kernel)
  51         dev_index = os.path.basename(kernel)[-1]
  52         dev_base = os.path.basename(kernel)[:-1]
  53         removable=readFile("/sys/block/%s/removable" % dev_base).strip() == "1"
  54         dev_real_path = os.path.realpath("/sys/block/%s/device" % dev_base)
  55
  56         if isMountedByDevName(dev_kernel):
  57                 return
  58
  59         mountPoint = None
  60         if dev_index == "1":
  61                 usbDevice = removable or isUsbDevice(dev_base)
  62                 if not usbDevice:
  63                         mountPoint = "/media/hdd"
  64
  65         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  66                 label = getLabelFromDevName(dev_kernel)
  67                 if label:
  68                         mountPoint = "/media/" + label
  69                         if dev_index and dev_index != '1':
  70                                 mountPoint += "_%s" % dev_index
  71
  72         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  73                 model = getModel(dev_base)
  74                 if model:
  75                         mountPoint = "/media/" + model
  76                         if dev_index and dev_index != '1':
  77                                 mountPoint += "_%s" % dev_index
  78
  79         if (mountPoint == None) or (os.path.ismount(mountPoint)):
  80                 mountPoint = "/media/" + kernel
  81
  82         if not os.access(mountPoint, os.F_OK):
  83                 os.mkdir(mountPoint)
  84                 if not os.access(mountPoint, os.F_OK):
  85                         return
  86
  87         if os.system("mount -t auto -o noatime %s %s" % (dev_kernel, mountPoint)):
  88                 os.rmdir(mountPoint)
  89         else:
  90                 if mountPoint == "/media/hdd":
  91                         defaultMoviePath = "/media/hdd/movie"
  92                         if not os.access(defaultMoviePath, os.F_OK):
  93                                 os.mkdir(defaultMoviePath)
  94
  95 if __name__=="__main__":
  96         automount()