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Fail loading an ACL config if the provided file is empty and enforceT… #173

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Merged
mhamza15 merged 1 commit into from
Aug 7, 2025
Merged

Fail loading an ACL config if the provided file is empty and enforceT… #173

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4 changes: 4 additions & 0 deletions go/vt/tableacl/tableacl.go
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Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,10 @@ func (tacl *tableACL) init(configFile string, aclCB func()) error {
log.Infof("unable to read tableACL config file: %v Error: %v", configFile, err)
return err
}
if len(data) == 0 {
return errors.New("tableACL config file is empty")
}

config := &tableaclpb.Config{}
if err := config.UnmarshalVT(data); err != nil {
// try to parse tableacl as json file
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14 changes: 14 additions & 0 deletions go/vt/tableacl/tableacl_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ import (
"reflect"
"testing"

"github.com/stretchr/testify/require"
"google.golang.org/protobuf/proto"

"vitess.io/vitess/go/vt/tableacl/acl"
Expand Down Expand Up @@ -74,6 +75,19 @@ func TestInitWithValidConfig(t *testing.T) {
}
}

func TestInitWithEmptyConfig(t *testing.T) {
tacl := tableACL{factory: &simpleacl.Factory{}}
f, err := os.CreateTemp("", "tableacl")
require.NoError(t, err)

defer os.Remove(f.Name())
err = f.Close()
require.NoError(t, err)

err = tacl.init(f.Name(), func() {})
require.Error(t, err)
}

func TestInitFromProto(t *testing.T) {
tacl := tableACL{factory: &simpleacl.Factory{}}
readerACL := tacl.Authorized("my_test_table", READER)
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