from Tools.Directories import SCOPE_HDD, resolveFilename
from Tools.CList import CList
from SystemInfo import SystemInfo
+import string
def tryOpen(filename):
try:
return self.getDeviceDir() + "disc"
class Partition:
- def __init__(self, mountpoint, description = "", force_mounted = False):
+ def __init__(self, mountpoint, device = None, description = "", force_mounted = False):
self.mountpoint = mountpoint
self.description = description
self.force_mounted = force_mounted
self.is_hotplug = force_mounted # so far; this might change.
+ self.device = device
def stat(self):
return statvfs(self.mountpoint)
return True
return False
+DEVICEDB = \
+ {
+ # dm8000:
+ "devices/platform/brcm-ehci.0/usb1/1-1/1-1.1/1-1.1:1.0": "Front USB Slot",
+ "devices/platform/brcm-ehci.0/usb1/1-1/1-1.2/1-1.2:1.0": "Back, upper USB Slot",
+ "devices/platform/brcm-ehci.0/usb1/1-1/1-1.3/1-1.3:1.0": "Back, lower USB Slot",
+ }
+
class HarddiskManager:
def __init__(self):
self.hdd = [ ]
self.cd = blockdev
except IOError:
error = True
- return error, blacklisted, removable, is_cdrom, partitions
+ # check for medium
+ medium_found = True
+ try:
+ open("/dev/" + blockdev).close()
+ except IOError, err:
+ if err.errno == 159: # no medium present
+ medium_found = False
+
+ return error, blacklisted, removable, is_cdrom, partitions, medium_found
def enumerateBlockDevices(self):
print "enumerating block devices..."
for blockdev in listdir("/sys/block"):
- error, blacklisted, removable, is_cdrom, partitions = self.getBlockDevInfo(blockdev)
+ error, blacklisted, removable, is_cdrom, partitions, medium_found = self.getBlockDevInfo(blockdev)
print "found block device '%s':" % blockdev,
if error:
print "error querying properties"
elif blacklisted:
print "blacklisted"
+ elif not medium_found:
+ print "no medium"
else:
print "ok, removable=%s, cdrom=%s, partitions=%s, device=%s" % (removable, is_cdrom, partitions, blockdev)
- self.addHotplugPartition(blockdev, blockdev)
+
+ self.addHotplugPartition(blockdev)
for part in partitions:
- self.addHotplugPartition(part, part)
+ self.addHotplugPartition(part)
def getAutofsMountpoint(self, device):
return "/autofs/%s/" % (device)
- def addHotplugPartition(self, device, description):
- p = Partition(mountpoint = self.getAutofsMountpoint(device), description = description, force_mounted = True)
+ def addHotplugPartition(self, device, physdev = None):
+ if not physdev:
+ dev, part = self.splitDeviceName(device)
+ physdev = dev
+ try:
+ import os
+ physdev = os.readlink("/sys/block/" + dev + "/device")[6:]
+ except IOError:
+ print "couldn't determine blockdev physdev for device", dev
+
+ # device is the device name, without /dev
+ # physdev is the physical device path, which we (might) use to determine the userfriendly name
+ description = self.getUserfriendlyDeviceName(device, physdev)
+
+ p = Partition(mountpoint = self.getAutofsMountpoint(device), description = description, force_mounted = True, device = device)
self.partitions.append(p)
self.on_partition_list_change("add", p)
+
+ # see if this is a harddrive
l = len(device)
- if l and device[l-1] not in ('0','1','2','3','4','5','6','7','8','9'):
- error, blacklisted, removable, is_cdrom, partitions = self.getBlockDevInfo(device)
- if not blacklisted and not removable and not is_cdrom:
+ if l and device[l-1] not in string.digits:
+ error, blacklisted, removable, is_cdrom, partitions, medium_found = self.getBlockDevInfo(device)
+ if not blacklisted and not removable and not is_cdrom and medium_found:
self.hdd.append(Harddisk(device))
self.hdd.sort()
- SystemInfo["Harddisc"] = len(self.hdd) > 0
+ SystemInfo["Harddisk"] = len(self.hdd) > 0
def removeHotplugPartition(self, device):
mountpoint = self.getAutofsMountpoint(device)
self.partitions.remove(x)
self.on_partition_list_change("remove", x)
l = len(device)
- if l and device[l-1] not in ('0','1','2','3','4','5','6','7','8','9'):
+ if l and device[l-1] not in string.digits:
idx = 0
for hdd in self.hdd:
if hdd.device == device:
del self.hdd[idx]
break
- SystemInfo["Harddisc"] = len(self.hdd) > 0
+ SystemInfo["Harddisk"] = len(self.hdd) > 0
def HDDCount(self):
return len(self.hdd)
return self.cd
def getMountedPartitions(self, onlyhotplug = False):
- return [x for x in self.partitions if (x.is_hotplug or not onlyhotplug) and x.mounted()]
+ parts = [x for x in self.partitions if (x.is_hotplug or not onlyhotplug) and x.mounted()]
+ devs = set([x.device for x in parts])
+ for devname in devs.copy():
+ if not devname:
+ continue
+ dev, part = self.splitDeviceName(devname)
+ if part and dev in devs: # if this is a partition and we still have the wholedisk, remove wholedisk
+ devs.remove(dev)
+
+ # return all devices which are not removed due to being a wholedisk when a partition exists
+ return [x for x in parts if not x.device or x.device in devs]
+
+ def splitDeviceName(self, devname):
+ dev = ""
+ part = ""
+ for i in devname:
+ if i in string.digits:
+ part += i
+ else:
+ dev += i
+ return dev, part and int(part) or 0
+
+ def getUserfriendlyDeviceName(self, dev, phys):
+ dev, part = self.splitDeviceName(dev)
+ description = "External Storage %s" % dev
+ try:
+ description = open("/sys/" + phys + "/model").read().strip()
+ except IOError, s:
+ print "couldn't read model (from /sys/" + phys + "/model): ", s
+ for physdevprefix, pdescription in DEVICEDB.items():
+ if phys.startswith(physdevprefix):
+ description = pdescription
+
+ # not wholedisk and not partition 1
+ if part and part != 1:
+ description += " (Partition %d)" % part
+ return description
harddiskmanager = HarddiskManager()