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Remove absolute paths from files

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tarballs should only have relative paths in.

Signed-off-by: Justin Cormack <justin.cormack@docker.com>
This commit is contained in:
Justin Cormack 2017-06-09 11:39:52 +01:00
parent e7fc277fd2
commit 796d943054
1 changed files with 4 additions and 0 deletions
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4
cmd/moby/build.go
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@ -529,6 +529,10 @@ func filesystem(m Moby, tw *tar.Writer) error {
if f.Path == "" { if f.Path == "" {
return errors.New("Did not specify path for file") return errors.New("Did not specify path for file")
} }
// tar archives should not have absolute paths
if f.Path[0] == os.PathSeparator {
f.Path = f.Path[1:]
}
mode := int64(0600) mode := int64(0600)
if f.Directory { if f.Directory {
mode = 0700 mode = 0700