to modify the image).
This is equivalent to the qemu parameter "-drive
- file=filename,cache=off".
+ file=filename,cache=off,if=virtio".
Note that this call checks for the existence of
"filename". This stops you from specifying other types
although qemu can support this.
This is equivalent to the qemu parameter "-drive
- file=filename,snapshot=on".
+ file=filename,snapshot=on,if=virtio".
Note that this call checks for the existence of
"filename". This stops you from specifying other types
"""
return libguestfsmod.mkswap_U (self._o, uuid, device)
+ def mknod (self, mode, devmajor, devminor, path):
+ u"""This call creates block or character special devices, or
+ named pipes (FIFOs).
+
+ The "mode" parameter should be the mode, using the
+ standard constants. "devmajor" and "devminor" are the
+ device major and minor numbers, only used when creating
+ block and character special devices.
+ """
+ return libguestfsmod.mknod (self._o, mode, devmajor, devminor, path)
+
+ def mkfifo (self, mode, path):
+ u"""This call creates a FIFO (named pipe) called "path" with
+ mode "mode". It is just a convenient wrapper around
+ "g.mknod".
+ """
+ return libguestfsmod.mkfifo (self._o, mode, path)
+
+ def mknod_b (self, mode, devmajor, devminor, path):
+ u"""This call creates a block device node called "path" with
+ mode "mode" and device major/minor "devmajor" and
+ "devminor". It is just a convenient wrapper around
+ "g.mknod".
+ """
+ return libguestfsmod.mknod_b (self._o, mode, devmajor, devminor, path)
+
+ def mknod_c (self, mode, devmajor, devminor, path):
+ u"""This call creates a char device node called "path" with
+ mode "mode" and device major/minor "devmajor" and
+ "devminor". It is just a convenient wrapper around
+ "g.mknod".
+ """
+ return libguestfsmod.mknod_c (self._o, mode, devmajor, devminor, path)
+
+ def umask (self, mask):
+ u"""This function sets the mask used for creating new files
+ and device nodes to "mask & 0777".
+
+ Typical umask values would be 022 which creates new
+ files with permissions like "-rw-r--r--" or
+ "-rwxr-xr-x", and 002 which creates new files with
+ permissions like "-rw-rw-r--" or "-rwxrwxr-x".
+
+ The default umask is 022. This is important because it
+ means that directories and device nodes will be created
+ with 0644 or 0755 mode even if you specify 0777.
+
+ See also umask(2), "g.mknod", "g.mkdir".
+
+ This call returns the previous umask.
+ """
+ return libguestfsmod.umask (self._o, mask)
+