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https://github.com/ceph/ceph
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c99d9c3ae7
Make import work; do I/O in image native block size. Note: creating sparse images is not currently attempted; could scan for runs of zeros and write discontiguous chunks to image. Fixes: #3503 Signed-off-by: Dan Mick <dan.mick@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
32 lines
787 B
Bash
Executable File
32 lines
787 B
Bash
Executable File
#!/bin/sh -ex
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# create a sparse file
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dd if=/bin/sh of=/tmp/img bs=1k count=1 seek=10
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dd if=/bin/dd of=/tmp/img bs=1k count=10 seek=100
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dd if=/bin/rm of=/tmp/img bs=1k count=100 seek=1000
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dd if=/bin/ls of=/tmp/img bs=1k seek=10000
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dd if=/bin/ln of=/tmp/img bs=1k seek=100000
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dd if=/bin/grep of=/tmp/img bs=1k seek=1000000
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rbd rm testimg || true
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rbd import $RBD_CREATE_ARGS /tmp/img testimg
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rbd export testimg /tmp/img2
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rbd export testimg - > /tmp/img3
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rbd rm testimg
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cmp /tmp/img /tmp/img2
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cmp /tmp/img /tmp/img3
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rm /tmp/img2 /tmp/img3
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# try again, importing from stdin
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rbd import $RBD_CREATE_ARGS - testimg < /tmp/img
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rbd export testimg /tmp/img2
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rbd export testimg - > /tmp/img3
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rbd rm testimg
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cmp /tmp/img /tmp/img2
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cmp /tmp/img /tmp/img3
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rm /tmp/img /tmp/img2 /tmp/img3
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echo OK
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