-from os import system, listdir, statvfs, popen
-
+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
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 / 4
- bus = (self.index & 2)
- 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'+path[2:]+'/'
+ disc = devidex+'disc'
+ ret = stat(disc).st_rdev
+ if s_major == major(ret) and s_minor == minor(ret):
+ self.devidex = devidex
+ print "new Harddisk", device, self.devidex
+ 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) - "
- else:
- ret = "Internal - "
-
- if self.index & 1:
- return ret + "Slave"
+ ide_cf = self.device.find("hd") == 0 and self.devidex.find("host0") == -1 # 7025 specific
+ internal = self.device.find("hd") == 0 and self.devidex
+ if ide_cf:
+ ret = "External (CF)"
+ elif internal:
+ ret = "Internal"
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 numPart
def unmount(self):
- cmd = "/bin/umount " + self.devidex + "part*"
+ procfile = tryOpen("/proc/mounts")
+
+ if procfile == "":
+ return -1
+
+ cmd = "/bin/umount"
+
+ for line in procfile:
+ if line.startswith(self.devidex):
+ parts = line.split()
+ cmd = ' '.join([cmd, parts[1]])
+
+ procfile.close()
+
res = system(cmd)
return (res >> 8)
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)
def mount(self):
- cmd = "/bin/mount -t ext3 " + self.devidex + "part1 /hdd"
+ cmd = "/bin/mount -t ext3 " + self.devidex + "part1"
res = system(cmd)
return (res >> 8)
def createMovieFolder(self):
- res = system("mkdir " + resolveFilename(SCOPE_HDD))
+ try:
+ makedirs(resolveFilename(SCOPE_HDD))
+ except OSError:
+ return -1
+ return 0
+
+ def fsck(self):
+ # We autocorrect any failures
+ # TODO: we could check if the fs is actually ext3
+ cmd = "/sbin/fsck.ext3 -f -p " + self.devidex + "part1"
+ res = system(cmd)
return (res >> 8)
-
- errorList = [ _("Everything is fine"), _("Creating partition failed"), _("Mkfs failed"), _("Mount failed"), _("Create movie folder failed"), _("Unmount failed")]
+
+ errorList = [ _("Everything is fine"), _("Creating partition failed"), _("Mkfs failed"), _("Mount failed"), _("Create movie folder failed"), _("Fsck failed"), _("Please Reboot"), _("Filesystem contains uncorrectable errors"), _("Unmount failed")]
def initialize(self):
self.unmount()
if self.createMovieFolder() != 0:
return -4
-
+
return 0
-
-def existHDD(num):
- mediafile = tryOpen(num2prochdx(num) + "media")
- if mediafile == "":
- return -1
+ def check(self):
+ self.unmount()
+
+ res = self.fsck()
+ if res & 2 == 2:
+ return -6
+
+ if res & 4 == 4:
+ return -7
+
+ if res != 0 and res != 1:
+ # A sum containing 1 will also include a failure
+ return -5
+
+ if self.mount() != 0:
+ return -3
- line = mediafile.readline()
- mediafile.close()
+ return 0
- if line.startswith("disk"):
- return 1
+ def getDeviceDir(self):
+ return self.devidex
- return -1
+ def getDeviceName(self):
+ return self.getDeviceDir() + "disc"
class Partition:
def __init__(self, mountpoint, 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.
def stat(self):
return statvfs(self.mountpoint)
class HarddiskManager:
def __init__(self):
- hddNum = 0
self.hdd = [ ]
self.partitions = [ ]
self.on_partition_list_change = CList()
- for hddNum in range(8):
- if existHDD(hddNum):
- hdd = Harddisk(hddNum)
- self.hdd.append(hdd)
-
+ 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)
+ except IOError:
+ error = True
+ return error, blacklisted, removable, is_cdrom, partitions
+
+ def enumerateBlockDevices(self):
+ print "enumerating block devices..."
+ for blockdev in listdir("/sys/block"):
+ error, blacklisted, removable, is_cdrom, partitions = self.getBlockDevInfo(blockdev)
+ print "found block device '%s':" % blockdev,
+ if error:
+ print "error querying properties"
+ elif blacklisted:
+ print "blacklisted"
+ else:
+ print "ok, removable=%s, cdrom=%s, partitions=%s, device=%s" % (removable, is_cdrom, partitions, blockdev)
+ self.addHotplugPartition(blockdev, blockdev)
+ for part in partitions:
+ self.addHotplugPartition(part, part)
+
def getAutofsMountpoint(self, device):
return "/autofs/%s/" % (device)
p = Partition(mountpoint = self.getAutofsMountpoint(device), description = description, force_mounted = True)
self.partitions.append(p)
self.on_partition_list_change("add", p)
+ 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:
+ self.hdd.append(Harddisk(device))
+ self.hdd.sort()
+ SystemInfo["Harddisc"] = len(self.hdd) > 0
def removeHotplugPartition(self, device):
mountpoint = self.getAutofsMountpoint(device)
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 ('0','1','2','3','4','5','6','7','8','9'):
+ idx = 0
+ for hdd in self.hdd:
+ if hdd.device == device:
+ del self.hdd[idx]
+ break
+ SystemInfo["Harddisc"] = 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 getMountedPartitions(self):
- return [x for x in self.partitions if x.mounted()]
+ def getMountedPartitions(self, onlyhotplug = False):
+ return [x for x in self.partitions if (x.is_hotplug or not onlyhotplug) and x.mounted()]
harddiskmanager = HarddiskManager()