invoices: migrate KV invoices to native SQL for users of KV SQL backends #8831
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| package invoices_test | ||
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| import ( | ||
| "context" | ||
| "database/sql" | ||
| "testing" | ||
| "time" | ||
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| "github.com/lightningnetwork/lnd/channeldb" | ||
| "github.com/lightningnetwork/lnd/clock" | ||
| invpkg "github.com/lightningnetwork/lnd/invoices" | ||
| "github.com/lightningnetwork/lnd/sqldb" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
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| // TestMigrationWithChannelDB tests the migration of invoices from a bolt backed | ||
| // channel.db to a SQL database. Note that this test does not attempt to be a | ||
| // complete migration test for all invoice types but rather is added as a tool | ||
| // for developers and users to debug invoice migration issues with an actual | ||
| // channel.db file. | ||
| func TestMigrationWithChannelDB(t *testing.T) { | ||
| // First create a shared Postgres instance so we don't spawn a new | ||
| // docker container for each test. | ||
| pgFixture := sqldb.NewTestPgFixture( | ||
| t, sqldb.DefaultPostgresFixtureLifetime, | ||
| ) | ||
| t.Cleanup(func() { | ||
| pgFixture.TearDown(t) | ||
| }) | ||
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| makeSQLDB := func(t *testing.T, sqlite bool) *invpkg.SQLStore { | ||
| var db *sqldb.BaseDB | ||
| if sqlite { | ||
| db = sqldb.NewTestSqliteDB(t).BaseDB | ||
| } else { | ||
| db = sqldb.NewTestPostgresDB(t, pgFixture).BaseDB | ||
| } | ||
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| executor := sqldb.NewTransactionExecutor( | ||
| db, func(tx *sql.Tx) invpkg.SQLInvoiceQueries { | ||
| return db.WithTx(tx) | ||
| }, | ||
| ) | ||
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| testClock := clock.NewTestClock(time.Unix(1, 0)) | ||
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| return invpkg.NewSQLStore(executor, testClock) | ||
| } | ||
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| migrationTest := func(t *testing.T, store1 *channeldb.DB, sqlite bool) { | ||
| store2 := makeSQLDB(t, sqlite) | ||
| ctxb := context.Background() | ||
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| const batchSize = 11 | ||
| err := invpkg.MigrateInvoicesToSQL( | ||
| ctxb, store1.Backend, store1, store2, batchSize, | ||
|
There was a problem hiding this comment. call |
||
| ) | ||
| require.NoError(t, err) | ||
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| // MigrateInvoices will check if the inserted invoice equals to | ||
| // the migrated one, but as a sanity check, we'll also fetch the | ||
| // invoices from the store and compare them to the original | ||
| // invoices. | ||
| query := invpkg.InvoiceQuery{ | ||
| IndexOffset: 0, | ||
| // As a sanity check, fetch more invoices than we have | ||
| // to ensure that we did not add any extra invoices. | ||
| NumMaxInvoices: 9999, | ||
|
There was a problem hiding this comment. do we know how much the db had initially would be an important information here. |
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| } | ||
| result1, err := store1.QueryInvoices(ctxb, query) | ||
| require.NoError(t, err) | ||
| numInvoices := len(result1.Invoices) | ||
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| result2, err := store2.QueryInvoices(ctxb, query) | ||
| require.NoError(t, err) | ||
| require.Equal(t, numInvoices, len(result2.Invoices)) | ||
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| // Simply zero out the add index so we don't fail on that when | ||
| // comparing. | ||
| for i := 0; i < numInvoices; i++ { | ||
| result1.Invoices[i].AddIndex = 0 | ||
| result2.Invoices[i].AddIndex = 0 | ||
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| // We need to override the timezone of the invoices as | ||
| // the provided DB vs the test runners local time zone | ||
| // might be different. | ||
| invpkg.OverrideInvoiceTimeZone(&result1.Invoices[i]) | ||
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| require.Equal( | ||
| t, result1.Invoices[i], result2.Invoices[i], | ||
| ) | ||
| } | ||
| } | ||
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| tests := []struct { | ||
| name string | ||
| dbPath string | ||
| }{ | ||
| { | ||
| "empty", | ||
| t.TempDir(), | ||
| }, | ||
| { | ||
| "testdata", | ||
| "testdata", | ||
| }, | ||
| } | ||
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| for _, test := range tests { | ||
| test := test | ||
| t.Run(test.name, func(t *testing.T) { | ||
| store, err := channeldb.Open(test.dbPath) | ||
| require.NoError(t, err) | ||
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| t.Run("Postgres", func(t *testing.T) { | ||
| migrationTest(t, store, false) | ||
| }) | ||
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| t.Run("SQLite", func(t *testing.T) { | ||
| migrationTest(t, store, true) | ||
| }) | ||
| }) | ||
| } | ||
| } | ||
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Nit: define defaults for migration batching