to modify the image).
This is equivalent to the qemu parameter "-drive
- file=filename".
+ file=filename,cache=off".
Note that this call checks for the existence of
"filename". This stops you from specifying other types
*not* enough to securely wipe the device). It should be
sufficient to remove any partition tables, filesystem
superblocks and so on.
+
+ See also: "g.scrub_device".
"""
return libguestfsmod.zero (self._o, device)
"""
return libguestfsmod.pvresize (self._o, device)
- def sfdisk_N (self, device, n, cyls, heads, sectors, line):
+ def sfdisk_N (self, device, partnum, cyls, heads, sectors, line):
u"""This runs sfdisk(8) option to modify just the single
partition "n" (note: "n" counts from 1).
This command is dangerous. Without careful use you can
easily destroy all your data.
"""
- return libguestfsmod.sfdisk_N (self._o, device, n, cyls, heads, sectors, line)
+ return libguestfsmod.sfdisk_N (self._o, device, partnum, cyls, heads, sectors, line)
def sfdisk_l (self, device):
u"""This displays the partition table on "device", in the
"""
return libguestfsmod.glob_expand (self._o, pattern)
+ def scrub_device (self, device):
+ u"""This command writes patterns over "device" to make data
+ retrieval more difficult.
+
+ It is an interface to the scrub(1) program. See that
+ manual page for more details.
+
+ This command is dangerous. Without careful use you can
+ easily destroy all your data.
+ """
+ return libguestfsmod.scrub_device (self._o, device)
+
+ def scrub_file (self, file):
+ u"""This command writes patterns over a file to make data
+ retrieval more difficult.
+
+ The file is *removed* after scrubbing.
+
+ It is an interface to the scrub(1) program. See that
+ manual page for more details.
+ """
+ return libguestfsmod.scrub_file (self._o, file)
+
+ def scrub_freespace (self, dir):
+ u"""This command creates the directory "dir" and then fills
+ it with files until the filesystem is full, and scrubs
+ the files as for "g.scrub_file", and deletes them. The
+ intention is to scrub any free space on the partition
+ containing "dir".
+
+ It is an interface to the scrub(1) program. See that
+ manual page for more details.
+ """
+ return libguestfsmod.scrub_freespace (self._o, dir)
+
+ def mkdtemp (self, template):
+ u"""This command creates a temporary directory. The
+ "template" parameter should be a full pathname for the
+ temporary directory name with the final six characters
+ being "XXXXXX".
+
+ For example: "/tmp/myprogXXXXXX" or
+ "/Temp/myprogXXXXXX", the second one being suitable for
+ Windows filesystems.
+
+ The name of the temporary directory that was created is
+ returned.
+
+ The temporary directory is created with mode 0700 and is
+ owned by root.
+
+ The caller is responsible for deleting the temporary
+ directory and its contents after use.
+
+ See also: mkdtemp(3)
+ """
+ return libguestfsmod.mkdtemp (self._o, template)
+
+ def wc_l (self, path):
+ u"""This command counts the lines in a file, using the "wc
+ -l" external command.
+ """
+ return libguestfsmod.wc_l (self._o, path)
+
+ def wc_w (self, path):
+ u"""This command counts the words in a file, using the "wc
+ -w" external command.
+ """
+ return libguestfsmod.wc_w (self._o, path)
+
+ def wc_c (self, path):
+ u"""This command counts the characters in a file, using the
+ "wc -c" external command.
+ """
+ return libguestfsmod.wc_c (self._o, path)
+
+ def head (self, path):
+ u"""This command returns up to the first 10 lines of a file
+ as a list of strings.
+
+ This function returns a list of strings.
+
+ Because of the message protocol, there is a transfer
+ limit of somewhere between 2MB and 4MB. To transfer
+ large files you should use FTP.
+ """
+ return libguestfsmod.head (self._o, path)
+
+ def head_n (self, nrlines, path):
+ u"""If the parameter "nrlines" is a positive number, this
+ returns the first "nrlines" lines of the file "path".
+
+ If the parameter "nrlines" is a negative number, this
+ returns lines from the file "path", excluding the last
+ "nrlines" lines.
+
+ If the parameter "nrlines" is zero, this returns an
+ empty list.
+
+ This function returns a list of strings.
+
+ Because of the message protocol, there is a transfer
+ limit of somewhere between 2MB and 4MB. To transfer
+ large files you should use FTP.
+ """
+ return libguestfsmod.head_n (self._o, nrlines, path)
+
+ def tail (self, path):
+ u"""This command returns up to the last 10 lines of a file
+ as a list of strings.
+
+ This function returns a list of strings.
+
+ Because of the message protocol, there is a transfer
+ limit of somewhere between 2MB and 4MB. To transfer
+ large files you should use FTP.
+ """
+ return libguestfsmod.tail (self._o, path)
+
+ def tail_n (self, nrlines, path):
+ u"""If the parameter "nrlines" is a positive number, this
+ returns the last "nrlines" lines of the file "path".
+
+ If the parameter "nrlines" is a negative number, this
+ returns lines from the file "path", starting with the
+ "-nrlines"th line.
+
+ If the parameter "nrlines" is zero, this returns an
+ empty list.
+
+ This function returns a list of strings.
+
+ Because of the message protocol, there is a transfer
+ limit of somewhere between 2MB and 4MB. To transfer
+ large files you should use FTP.
+ """
+ return libguestfsmod.tail_n (self._o, nrlines, path)
+
+ def df (self):
+ u"""This command runs the "df" command to report disk space
+ used.
+
+ This command is mostly useful for interactive sessions.
+ It is *not* intended that you try to parse the output
+ string. Use "statvfs" from programs.
+ """
+ return libguestfsmod.df (self._o)
+
+ def df_h (self):
+ u"""This command runs the "df -h" command to report disk
+ space used in human-readable format.
+
+ This command is mostly useful for interactive sessions.
+ It is *not* intended that you try to parse the output
+ string. Use "statvfs" from programs.
+ """
+ return libguestfsmod.df_h (self._o)
+
git.annexia.org / libguestfs.git / blobdiff