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wic: 'wic cp' to copy from image

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currently 'wic cp' only works for copy file from local storage to
wic image.

enhance 'wic cp' to copy file/directory from wic image to local storage.

include selftest and 'wic help' updates.

[YOCTO#12169]

(From OE-Core rev: bd669c1809a378f93580eb9e0679a26ec6746cb8)

Signed-off-by: Chee Yang Lee <chee.yang.lee@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Chee Yang Lee
2019-11-21 14:28:52 +08:00
committed by Richard Purdie
parent 4d6a9708e6
commit 89288705c6
4 changed files with 76 additions and 21 deletions
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29
scripts/lib/wic/help.py
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@@ -341,12 +341,15 @@ DESCRIPTION
wic_cp_usage = """
Copy files and directories to the vfat or ext* partition
Copy files and directories to/from the vfat or ext* partition
usage: wic cp <src> <image>:<partition>[<path>] [--native-sysroot <path>]
usage: wic cp <src> <dest> [--native-sysroot <path>]
This command copies local files or directories to the vfat or ext* partitions
of partitioned image.
source/destination image in format <image>:<partition>[<path>]
This command copies files or directories either
- from local to vfat or ext* partitions of partitioned image
- from vfat or ext* partitions of partitioned image to local
See 'wic help cp' for more detailed instructions.
@@ -355,16 +358,18 @@ of partitioned image.
wic_cp_help = """
NAME
wic cp - copy files and directories to the vfat or ext* partitions
wic cp - copy files and directories to/from the vfat or ext* partitions
SYNOPSIS
wic cp <src> <image>:<partition>
wic cp <src> <image>:<partition><path>
wic cp <src> <image>:<partition><path> --native-sysroot <path>
wic cp <src> <dest>:<partition>
wic cp <src>:<partition> <dest>
wic cp <src> <dest-image>:<partition><path>
wic cp <src> <dest-image>:<partition><path> --native-sysroot <path>
DESCRIPTION
This command copies files and directories to the vfat or ext* partition of
the partitioned image.
This command copies files or directories either
- from local to vfat or ext* partitions of partitioned image
- from vfat or ext* partitions of partitioned image to local
The first form of it copies file or directory to the root directory of
the partition:
@@ -397,6 +402,10 @@ DESCRIPTION
4 files 0 bytes
15 675 392 bytes free
The third form of the command copies file or directory from the specified directory
on the partition to local:
$ wic cp tmp/deploy/images/qemux86-64/core-image-minimal-qemux86-64.wic:1/vmlinuz test
The -n option is used to specify the path to the native sysroot
containing the tools(parted and mtools) to use.
"""