Merge branch 'bug_617_default_favlist_handling_fix'

[vuplus_dvbapp] / lib / python / Components / Harddisk.py

diff --git a/lib/python/Components/Harddisk.py b/lib/python/Components/Harddisk.py
old mode 100755 (executable)
new mode 100644 (file)
index 2efdb68..7f83756
--- a/lib/python/Components/Harddisk.py
+++ b/lib/python/Components/Harddisk.py
@@ -5,6 +5,10 @@ from SystemInfo import SystemInfo
 import time
 from Components.Console import Console
 
+def MajorMinor(path):
+       rdev = stat(path).st_rdev
+       return (major(rdev),minor(rdev))
+
 def readFile(filename):
        file = open(filename)
        data = file.read().strip()
@@ -125,13 +129,15 @@ class Harddisk:
 
                for line in lines:
                        parts = line.strip().split(" ")
-                       if path.realpath(parts[0]).startswith(self.dev_path):
-                               try:
+                       real_path = path.realpath(parts[0])
+                       if not real_path[-1].isdigit():
+                               continue
+                       try:
+                               if MajorMinor(real_path) == MajorMinor(self.partitionPath(real_path[-1])):
                                        stat = statvfs(parts[1])
-                               except OSError:
-                                       continue
-                               return stat.f_bfree/1000 * stat.f_bsize/1000
-
+                                       return stat.f_bfree/1000 * stat.f_bsize/1000
+                       except OSError:
+                               pass
                return -1
 
        def numPartitions(self):
@@ -166,23 +172,30 @@ class Harddisk:
                lines = mounts.readlines()
                mounts.close()
 
-               cmd = "/bin/umount"
+               cmd = "umount"
 
-               for line in lines:
-                       parts = line.strip().split(" ")
-                       if path.realpath(parts[0]).startswith(self.dev_path):
-                               cmd = ' ' . join([cmd, parts[1]])
+                for line in lines:                                                                          
+                        parts = line.strip().split(" ")                                                     
+                        real_path = path.realpath(parts[0])                                                 
+                        if not real_path[-1].isdigit():                                                     
+                                continue                                                                    
+                        try:                                                                                
+                                if MajorMinor(real_path) == MajorMinor(self.partitionPath(real_path[-1])):
+                                       cmd = ' ' . join([cmd, parts[1]])
+                                       break
+                       except OSError:
+                               pass
 
                res = system(cmd)
                return (res >> 8)
 
        def createPartition(self):
-               cmd = 'printf "0,\n;\n;\n;\ny\n" | /sbin/sfdisk -f ' + self.disk_path
+               cmd = 'printf "0,\n;\n;\n;\ny\n" | sfdisk -f ' + self.disk_path
                res = system(cmd)
                return (res >> 8)
 
        def mkfs(self):
-               cmd = "/sbin/mkfs.ext3 "
+               cmd = "mkfs.ext3 "
                if self.diskSize() > 4 * 1024:
                        cmd += "-T largefile "
                cmd += "-m0 -O dir_index " + self.partitionPath("1")
@@ -201,10 +214,16 @@ class Harddisk:
                res = -1
                for line in lines:
                        parts = line.strip().split(" ")
-                       if path.realpath(parts[0]) == self.partitionPath("1"):
-                               cmd = "/bin/mount -t ext3 " + parts[0]
-                               res = system(cmd)
-                               break
+                        real_path = path.realpath(parts[0])                                                 
+                        if not real_path[-1].isdigit():                                                     
+                                continue                                                                    
+                        try:                                                                                
+                                if MajorMinor(real_path) == MajorMinor(self.partitionPath(real_path[-1])):
+                                       cmd = "mount -t ext3 " + parts[0]
+                                       res = system(cmd)
+                                       break
+                       except OSError:
+                               pass
 
                return (res >> 8)
 
@@ -218,7 +237,7 @@ class Harddisk:
        def fsck(self):
                # We autocorrect any failures
                # TODO: we could check if the fs is actually ext3
-               cmd = "/sbin/fsck.ext3 -f -p " + self.partitionPath("1")
+               cmd = "fsck.ext3 -f -p " + self.partitionPath("1")
                res = system(cmd)
                return (res >> 8)
 
@@ -226,7 +245,7 @@ class Harddisk:
                part = self.partitionPath(n)
 
                if access(part, 0):
-                       cmd = '/bin/dd bs=512 count=3 if=/dev/zero of=' + part
+                       cmd = 'dd bs=512 count=3 if=/dev/zero of=' + part
                        res = system(cmd)
                else:
                        res = 0
@@ -290,7 +309,10 @@ class Harddisk:
        # any access has been made to the disc. If there has been no access over a specifed time,
        # we set the hdd into standby.
        def readStats(self):
-               l = readFile("/sys/block/%s/stat" % self.device)
+               try:
+                       l = open("/sys/block/%s/stat" % self.device).read()
+               except IOError:
+                       return -1,-1
                (nr_read, _, _, _, nr_write) = l.split()[:5]
                return int(nr_read), int(nr_write)
 
@@ -319,7 +341,7 @@ class Harddisk:
                l = sum(stats)
                print "sum", l, "prev_sum", self.last_stat
 
-               if l != self.last_stat: # access
+               if l != self.last_stat and l >= 0: # access
                        print "hdd was accessed since previous check!"
                        self.last_stat = l
                        self.last_access = t