Wei Fu 6681cc4b94 ctr/snapshots/diff: don't show the media-type in output ... By default, diff subcommand will print tar(.gz) on stdout. If we print the media-type in stdout, the output will create invalid tar(.gz) data. ``` // before ➜ containerd git:(move_stdout_to_stderr) sudo ctr snapshot diff sha256:9f54eef412758095c8079ac465d494a2872e02e90bf1fb5f12a1641c0d1bb78b > /tmp/1.tar ➜ containerd git:(move_stdout_to_stderr) file /tmp/1.tar /tmp/1.tar: data // after change ➜ containerd git:(move_stdout_to_stderr) make bin/ctr + bin/ctr ➜ containerd git:(move_stdout_to_stderr) sudo bin/ctr snapshot diff sha256:9f54eef412758095c8079ac465d494a2872e02e90bf1fb5f12a1641c0d1bb78b > /tmp/2.tar ➜ containerd git:(move_stdout_to_stderr) file /tmp/2.tar /tmp/2.tar: gzip compressed data, original size modulo 2^32 75155456 ``` Signed-off-by: Wei Fu <fuweid89@gmail.com>		2021-11-28 10:38:42 +08:00
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snapshots.go	ctr/snapshots/diff: don't show the media-type in output	2021-11-28 10:38:42 +08:00