-from os import system, listdir, statvfs, popen, makedirs
-
+from os import system, listdir, statvfs, popen, makedirs, readlink, stat, major, minor
from Tools.Directories import SCOPE_HDD, resolveFilename
from Tools.CList import CList
-
from SystemInfo import SystemInfo
+import string
def tryOpen(filename):
try:
return ""
return procFile
-def num2prochdx(num):
- return "/proc/ide/hd" + ("a","b","c","d","e","f","g","h","i")[num] + "/"
-
class Harddisk:
- def __init__(self, index):
- self.index = index
-
- host = (self.index & 2) >> 1
- bus = 0
- target = (self.index & 1)
-
- self.prochdx = num2prochdx(index)
- self.devidex = "/dev/ide/host%d/bus%d/target%d/lun0/" % (host, bus, target)
+ def __init__(self, device):
+ self.device = device
+ procfile = tryOpen("/sys/block/"+self.device+"/dev")
+ tmp = procfile.readline().split(':')
+ s_major = int(tmp[0])
+ s_minor = int(tmp[1])
+ for disc in listdir("/dev/discs"):
+ path = readlink('/dev/discs/'+disc)
+ devidex = '/dev/discs/'+disc+'/'
+ devidex2 = '/dev'+path[2:]+'/'
+ disc = devidex2+'disc'
+ ret = stat(disc).st_rdev
+ if s_major == major(ret) and s_minor == minor(ret):
+ self.devidex = devidex
+ self.devidex2 = devidex2
+ print "new Harddisk", device, '->', self.devidex, '->', self.devidex2
+ break
- def getIndex(self):
- return self.index
+ def __lt__(self, ob):
+ return self.device < ob.device
def bus(self):
- ret = ""
-
- if self.index & 2:
- ret = "External (CF) - "
+ ide_cf = self.device.find("hd") == 0 and self.devidex2.find("host0") == -1 # 7025 specific
+ internal = self.device.find("hd") == 0
+ if ide_cf:
+ ret = "External (CF)"
+ elif internal:
+ ret = "Internal"
else:
- ret = "Internal - "
-
- if self.index & 1:
- return ret + "Slave"
- else:
- return ret + "Master"
+ ret = "External"
+ return ret
- def capacity(self):
- procfile = tryOpen(self.prochdx + "capacity")
-
+ def diskSize(self):
+ procfile = tryOpen("/sys/block/"+self.device+"/size")
if procfile == "":
- return ""
-
+ return 0
line = procfile.readline()
procfile.close()
-
try:
cap = int(line)
except:
- return ""
-
- cap = cap / 1000 * 512 / 1000
-
- return "%d.%03d GB" % (cap/1024, cap%1024)
-
- def model(self):
- procfile = tryOpen(self.prochdx + "model")
+ return 0;
+ return cap / 1000 * 512 / 1000
- if procfile == "":
+ def capacity(self):
+ cap = self.diskSize()
+ if cap == 0:
return ""
+ return "%d.%03d GB" % (cap/1024, cap%1024)
- line = procfile.readline()
- procfile.close()
-
- return line.strip()
+ def model(self):
+ if self.device.find("hd") == 0:
+ procfile = tryOpen("/proc/ide/"+self.device+"/model")
+ if procfile == "":
+ return ""
+ line = procfile.readline()
+ procfile.close()
+ return line.strip()
+ elif self.device.find("sd") == 0:
+ procfile = tryOpen("/sys/block/"+self.device+"/device/vendor")
+ if procfile == "":
+ return ""
+ vendor = procfile.readline().strip()
+ procfile.close()
+ procfile = tryOpen("/sys/block/"+self.device+"/device/model")
+ model = procfile.readline().strip()
+ return vendor+'('+model+')'
+ else:
+ assert False, "no hdX or sdX"
def free(self):
procfile = tryOpen("/proc/mounts")
free = stat.f_bfree/1000 * stat.f_bsize/1000
break
procfile.close()
- return free
+ return free
def numPartitions(self):
try:
return 0
def mkfs(self):
- cmd = "/sbin/mkfs.ext3 -T largefile -m0 " + self.devidex + "part1"
+ cmd = "/sbin/mkfs.ext3 "
+ if self.diskSize() > 4 * 1024:
+ cmd += "-T largefile "
+ cmd += "-m0 " + self.devidex + "part1"
res = system(cmd)
return (res >> 8)
if self.mount() != 0:
return -3
- #only create a movie folder on the internal hdd
- if not self.index & 2 and self.createMovieFolder() != 0:
+ if self.createMovieFolder() != 0:
return -4
-
+
return 0
def check(self):
return -3
return 0
-
-def existHDD(num):
- mediafile = tryOpen(num2prochdx(num) + "media")
-
- if mediafile == "":
- return False
-
- line = mediafile.readline()
- mediafile.close()
-
- if line.startswith("disk"):
- return True
-
- return False
+
+ def getDeviceDir(self):
+ return self.devidex
+
+ def getDeviceName(self):
+ 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):
- hddNum = 0
self.hdd = [ ]
-
+ self.cd = ""
self.partitions = [ ]
self.on_partition_list_change = CList()
- for hddNum in range(8):
- if existHDD(hddNum):
- hdd = Harddisk(hddNum)
- self.hdd.append(hdd)
-
- SystemInfo["Harddisc"] = len(self.hdd) > 0
-
+ self.enumerateBlockDevices()
+
# currently, this is just an enumeration of what's possible,
# this probably has to be changed to support automount stuff.
# still, if stuff is mounted into the correct mountpoints by
for x in p:
self.partitions.append(Partition(mountpoint = x[0], description = x[1]))
+ def getBlockDevInfo(self, blockdev):
+ devpath = "/sys/block/" + blockdev
+ error = False
+ removable = False
+ blacklisted = False
+ is_cdrom = False
+ partitions = []
+ try:
+ removable = bool(int(open(devpath + "/removable").read()))
+ dev = int(open(devpath + "/dev").read().split(':')[0])
+ if dev in [7, 31]: # loop, mtdblock
+ blacklisted = True
+ if blockdev[0:2] == 'sr':
+ is_cdrom = True
+ if blockdev[0:2] == 'hd':
+ try:
+ media = open("/proc/ide/%s/media" % blockdev).read()
+ if media.find("cdrom") != -1:
+ is_cdrom = True
+ except IOError:
+ error = True
+ # check for partitions
+ if not is_cdrom:
+ for partition in listdir(devpath):
+ if partition[0:len(blockdev)] != blockdev:
+ continue
+ partitions.append(partition)
+ else:
+ self.cd = blockdev
+ except IOError:
+ error = True
+ # 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, 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)
+ for part in partitions:
+ 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 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["Harddisk"] = len(self.hdd) > 0
+
def removeHotplugPartition(self, device):
mountpoint = self.getAutofsMountpoint(device)
for x in self.partitions[:]:
if x.mountpoint == mountpoint:
self.partitions.remove(x)
self.on_partition_list_change("remove", x)
+ l = len(device)
+ 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["Harddisk"] = len(self.hdd) > 0
def HDDCount(self):
return len(self.hdd)
def HDDList(self):
list = [ ]
for hd in self.hdd:
- hdd = hd.model() + " ("
- hdd += hd.bus()
- cap = hd.capacity()
+ hdd = hd.model() + " - " + hd.bus()
+ cap = hd.capacity()
if cap != "":
- hdd += ", " + cap
- hdd += ")"
+ hdd += " (" + cap + ")"
list.append((hdd, hd))
-
return list
+ def getCD(self):
+ 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()