mirror of
https://github.com/lightningnetwork/lnd.git
synced 2025-03-06 02:12:18 +01:00
d3545830c9
This commit extends the etcd.BackendConfig to also provide an abort context and integrates it with the STM retry loop in order to be able stop LND when conflicting transactions keep the loop running.
75 lines
1.5 KiB
Go
75 lines
1.5 KiB
Go
// +build kvdb_etcd
|
|
|
|
package etcd
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"testing"
|
|
|
|
"github.com/btcsuite/btcwallet/walletdb"
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func TestCopy(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
f := NewEtcdTestFixture(t)
|
|
defer f.Cleanup()
|
|
|
|
db, err := newEtcdBackend(f.BackendConfig())
|
|
assert.NoError(t, err)
|
|
|
|
err = db.Update(func(tx walletdb.ReadWriteTx) error {
|
|
// "apple"
|
|
apple, err := tx.CreateTopLevelBucket([]byte("apple"))
|
|
assert.NoError(t, err)
|
|
assert.NotNil(t, apple)
|
|
|
|
assert.NoError(t, apple.Put([]byte("key"), []byte("val")))
|
|
return nil
|
|
})
|
|
|
|
// Expect non-zero copy.
|
|
var buf bytes.Buffer
|
|
|
|
assert.NoError(t, db.Copy(&buf))
|
|
assert.Greater(t, buf.Len(), 0)
|
|
assert.Nil(t, err)
|
|
|
|
expected := map[string]string{
|
|
bkey("apple"): bval("apple"),
|
|
vkey("key", "apple"): "val",
|
|
}
|
|
assert.Equal(t, expected, f.Dump())
|
|
}
|
|
|
|
func TestAbortContext(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
f := NewEtcdTestFixture(t)
|
|
defer f.Cleanup()
|
|
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
config := f.BackendConfig()
|
|
config.Ctx = ctx
|
|
|
|
// Pass abort context and abort right away.
|
|
db, err := newEtcdBackend(config)
|
|
assert.NoError(t, err)
|
|
cancel()
|
|
|
|
// Expect that the update will fail.
|
|
err = db.Update(func(tx walletdb.ReadWriteTx) error {
|
|
_, err := tx.CreateTopLevelBucket([]byte("bucket"))
|
|
assert.NoError(t, err)
|
|
|
|
return nil
|
|
})
|
|
|
|
assert.Error(t, err, "context canceled")
|
|
|
|
// No changes in the DB.
|
|
assert.Equal(t, map[string]string{}, f.Dump())
|
|
}
|