Snappy Porting - file does not work after decompressing the tar

[Alexander Sack]

Hi,

are the files in each the same and have the same directory layout?

Maybe use tar tf device.tar.xz and compare to output of tar tf
device2.tar.xz ...

Thanks,

 - Alexander

On Tue, Nov 17, 2015 at 3:17 PM, I-Sheng Lin <ckjboy2003 at gmail.com> wrote:
> I downloaded the file device.tar.xz [1] from the Snappy Porting website.
>
> And then I typed the command as the shown in the web page.
>
> $ sudo ubuntu-device-flash core 15.04 -o my-snappy.img --size 4 \
> --channel edge --oem beagleblack \
> --enable-ssh --device-part=./device.tar.xz
>
>
> The image has been successfully generated.
>
> However, when I tried to decompress the file and compress it again.
>
> For example, the compressed file name is device2.tar.xz.
>
> I did not modify any file in the original file before compressing the file.
>
> I then entered the same command as shown above, the error occurred.
>
> The followings are the log appeared after entering the command.
>
>
> Determining oem configuration
> Starting download of beagleblack
> 306.70 KB / 306.70 KB [===============================================]
> 100.00 % 82.43 KB/s
> Done
> Starting download of icon for package
> 31.24 KB / 31.24 KB [=================================================]
> 100.00 % 75.25 KB/s
> Done
> Using a custom OS or Kernel part will prevent updates for these components
> Fetching information from server...
> Downloading and setting up...
> Failed to read hardware.yaml from device part, provisioning may fail: failed
> to extract a hardware.yaml from the device part: tar: hardware.yaml: Not
> found in archive
> tar: Exiting with failure status due to previous errors
>
> Installing beagleblack
> Starting download of beagleblack
> 306.70 KB / 306.70 KB [==============================================]
> 100.00 % 106.47 KB/s
> Done
> Starting download of icon for package
> 31.24 KB / 31.24 KB [=================================================]
> 100.00 % 37.96 KB/s
> Done
> stat /tmp/diskimage027290368/hardware.yaml: no such file or directory
>
>
> It says it failed to read hardware.yaml from device part, however, I am sure
> this file does exist in the compressed tar.
>
> I am not sure why this happened. Did I miss anything here ?
>
>
>
> Please provide your idea if you have any.
>
>
>
> Thanks.
>
>
> [1]
> system-image.ubuntu.com/pool/device-e44a795767ceec9680a9760f30ec572a0ebb85445f21254b3b47e78ae9b8cee3.tar.xz
>
> --
> Sam Lin
>
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