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Fix: domain trie crash if not match in #758 (#762)

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This commit is contained in:
gVisor bot 2020-06-24 19:46:37 +08:00
parent 806047488a
commit ff73876477
2 changed files with 2 additions and 1 deletions
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2
component/trie/domain.go
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@ -98,7 +98,7 @@ func (t *DomainTrie) Search(domain string) *Node {
n := t.search(t.root, parts) n := t.search(t.root, parts)
if n.Data == nil { if n == nil || n.Data == nil {
return nil return nil
} }

1
component/trie/domain_test.go
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@ -27,6 +27,7 @@ func TestTrie_Basic(t *testing.T) {
assert.NotNil(t, tree.Insert("", localIP)) assert.NotNil(t, tree.Insert("", localIP))
assert.Nil(t, tree.Search("")) assert.Nil(t, tree.Search(""))
assert.NotNil(t, tree.Search("localhost")) assert.NotNil(t, tree.Search("localhost"))
assert.Nil(t, tree.Search("www.google.com"))
} }
func TestTrie_Wildcard(t *testing.T) { func TestTrie_Wildcard(t *testing.T) {