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*: add an update/restore functionality

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This allows for restoring some attributes of files from the state in an
mtree Manifest

Reported-by: Matthew Garrett <Matthewgarrett@google.com>
Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>
This commit is contained in:
Vincent Batts 2016-08-02 15:57:51 -04:00
parent e359fa7d2d
commit fc5450ed71
Signed by: vbatts
GPG key ID: 10937E57733F1362
10 changed files with 351 additions and 11 deletions
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6
walk.go
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@ -23,7 +23,7 @@ var ExcludeNonDirectories = func(path string, info os.FileInfo) bool {
return !info.IsDir()
}
var defaultSetKeywords = []KeyVal{"type=file", "nlink=1", "flags=none", "mode=0664"}
var defaultSetKeyVals = []KeyVal{"type=file", "nlink=1", "flags=none", "mode=0664"}
// Walk from root directory and assemble the DirectoryHierarchy
// * `excludes` provided are used to skip paths
@ -88,7 +88,7 @@ func Walk(root string, excludes []ExcludeFunc, keywords []Keyword, fsEval FsEval
Name: "/set",
Type: SpecialType,
Pos: len(creator.DH.Entries),
Keywords: keyvalSelector(defaultSetKeywords, keywords),
Keywords: keyvalSelector(defaultSetKeyVals, keywords),
}
for _, keyword := range SetKeywords {
err := func() error {
@ -161,7 +161,7 @@ func Walk(root string, excludes []ExcludeFunc, keywords []Keyword, fsEval FsEval
Name: "/set",
Type: SpecialType,
Pos: len(creator.DH.Entries),
Keywords: keyvalSelector(append(defaultSetKeywords, klist...), keywords),
Keywords: keyvalSelector(append(defaultSetKeyVals, klist...), keywords),
}
creator.curSet = &e
creator.DH.Entries = append(creator.DH.Entries, e)