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Fix rootfs digest computation

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Compute digest from uncompressed archive.
Properly propagate error on unpack.
Rename dist cmd commands to match command name.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
This commit is contained in:
Derek McGowan 2017-03-15 17:17:25 -07:00
parent 82a2d766ec
commit 4492a2cee3
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GPG key ID: F58C5D0A4405ACDB
3 changed files with 7 additions and 6 deletions
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5
rootfs/apply.go
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@ -32,8 +32,6 @@ type Mounter interface {
//
// The returned digest is the diffID for the applied layer.
func ApplyLayer(snapshots snapshot.Snapshotter, mounter Mounter, rd io.Reader, parent digest.Digest) (digest.Digest, error) {
digester := digest.Canonical.Digester() // used to calculate diffID.
rd = io.TeeReader(rd, digester.Hash())
ctx := context.TODO()
// create a temporary directory to work from, needs to be on same
@ -68,6 +66,9 @@ func ApplyLayer(snapshots snapshot.Snapshotter, mounter Mounter, rd io.Reader, p
return "", err
}
digester := digest.Canonical.Digester() // used to calculate diffID.
rd = io.TeeReader(rd, digester.Hash())
if _, err := archive.Apply(context.Background(), key, rd); err != nil {
return "", err
}