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Merge pull request #141 from cyphar/xattr-correct-prefix-handling

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compare: correctly use .Prefix() during comparisons
This commit is contained in:
Vincent Batts 2017-09-29 11:33:45 -04:00 committed by GitHub
commit 6fec2c6177
3 changed files with 17 additions and 4 deletions
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6
compare.go
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@ -197,7 +197,7 @@ func compareEntry(oldEntry, newEntry Entry) ([]KeyDelta, error) {
for _, kv := range oldKeys {
key := kv.Keyword()
// only add this diff if the new keys has this keyword
if key != "tar_time" && key != "time" && key != "xattr" && len(HasKeyword(newKeys, key)) == 0 {
if key != "tar_time" && key != "time" && key.Prefix() != "xattr" && len(HasKeyword(newKeys, key)) == 0 {
continue
}
@ -216,7 +216,7 @@ func compareEntry(oldEntry, newEntry Entry) ([]KeyDelta, error) {
for _, kv := range newKeys {
key := kv.Keyword()
// only add this diff if the old keys has this keyword
if key != "tar_time" && key != "time" && key != "xattr" && len(HasKeyword(oldKeys, key)) == 0 {
if key != "tar_time" && key != "time" && key.Prefix() != "xattr" && len(HasKeyword(oldKeys, key)) == 0 {
continue
}
@ -414,7 +414,7 @@ func Compare(oldDh, newDh *DirectoryHierarchy, keys []Keyword) ([]InodeDelta, er
if keys != nil {
var filterChanged []KeyDelta
for _, keyDiff := range changed {
if InKeywordSlice(keyDiff.name, keys) {
if InKeywordSlice(keyDiff.name.Prefix(), keys) {
filterChanged = append(filterChanged, keyDiff)
}
}

2
hierarchy.go
View file

@ -36,7 +36,7 @@ func (dh DirectoryHierarchy) UsedKeywords() []Keyword {
if e.Type != SpecialType || e.Name == "/set" {
kvs := e.Keywords
for _, kv := range kvs {
kw := KeyVal(kv).Keyword()
kw := KeyVal(kv).Keyword().Prefix()
if !InKeywordSlice(kw, usedkeywords) {
usedkeywords = append(usedkeywords, KeywordSynonym(string(kw)))
}

13
hierarchy_test.go
View file

@ -20,6 +20,19 @@ var checklist = []struct {
.COMMIT_EDITMSG.un~ size=1006 mode=0644 time=1479325423.450468662 sha1digest=dead0face
.TAG_EDITMSG.un~ size=1069 mode=0600 time=1471362316.801317529 sha256digest=dead0face
`, set: []Keyword{"size", "mode", "time", "sha256digest"}},
{blob: `
# user: cyphar
# machine: ryuk
# tree: xattr
# date: Fri Sep 29 21:00:41 2017
# keywords: size,type,uid,gid,mode,link,nlink,time,xattr
# .
/set type=file nlink=1 mode=0664 uid=1000 gid=100 xattr.user.kira=SSdsbCB0YWtlIGEgcG90YXRvIGNoaXAuLi4gYW5kIGVhdCBpdCE=
. size=8 type=dir mode=0755 time=1506666472.255992830
file size=0 mode=0644 time=1506666472.255992830 xattr.user.something=dGVzdA==
..
`, set: []Keyword{"size", "type", "uid", "gid", "mode", "nlink", "time", "xattr"}},
}
func TestUsedKeywords(t *testing.T) {