package psql
|
|
|
|
import (
|
|
"context"
|
|
"database/sql"
|
|
"flag"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"log"
|
|
"os"
|
|
"os/signal"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/adlio/schema"
|
|
"github.com/gogo/protobuf/proto"
|
|
"github.com/ory/dockertest"
|
|
"github.com/ory/dockertest/docker"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
"github.com/tendermint/tendermint/types"
|
|
|
|
// Register the Postgres database driver.
|
|
_ "github.com/lib/pq"
|
|
)
|
|
|
|
var (
|
|
doPauseAtExit = flag.Bool("pause-at-exit", false,
|
|
"If true, pause the test until interrupted at shutdown, to allow debugging")
|
|
|
|
// A hook that test cases can call to obtain the shared database instance
|
|
// used for testing the sink. This is initialized in TestMain (see below).
|
|
testDB func() *sql.DB
|
|
)
|
|
|
|
const (
|
|
user = "postgres"
|
|
password = "secret"
|
|
port = "5432"
|
|
dsn = "postgres://%s:%s@localhost:%s/%s?sslmode=disable"
|
|
dbName = "postgres"
|
|
chainID = "test-chainID"
|
|
|
|
viewBlockEvents = "block_events"
|
|
viewTxEvents = "tx_events"
|
|
)
|
|
|
|
func TestMain(m *testing.M) {
|
|
flag.Parse()
|
|
|
|
// Set up docker and start a container running PostgreSQL.
|
|
pool, err := dockertest.NewPool(os.Getenv("DOCKER_URL"))
|
|
if err != nil {
|
|
log.Fatalf("Creating docker pool: %v", err)
|
|
}
|
|
|
|
resource, err := pool.RunWithOptions(&dockertest.RunOptions{
|
|
Repository: "postgres",
|
|
Tag: "13",
|
|
Env: []string{
|
|
"POSTGRES_USER=" + user,
|
|
"POSTGRES_PASSWORD=" + password,
|
|
"POSTGRES_DB=" + dbName,
|
|
"listen_addresses = '*'",
|
|
},
|
|
ExposedPorts: []string{port},
|
|
}, func(config *docker.HostConfig) {
|
|
// set AutoRemove to true so that stopped container goes away by itself
|
|
config.AutoRemove = true
|
|
config.RestartPolicy = docker.RestartPolicy{
|
|
Name: "no",
|
|
}
|
|
})
|
|
if err != nil {
|
|
log.Fatalf("Starting docker pool: %v", err)
|
|
}
|
|
|
|
if *doPauseAtExit {
|
|
log.Print("Pause at exit is enabled, containers will not expire")
|
|
} else {
|
|
const expireSeconds = 60
|
|
_ = resource.Expire(expireSeconds)
|
|
log.Printf("Container expiration set to %d seconds", expireSeconds)
|
|
}
|
|
|
|
// Connect to the database, clear any leftover data, and install the
|
|
// indexing schema.
|
|
conn := fmt.Sprintf(dsn, user, password, resource.GetPort(port+"/tcp"), dbName)
|
|
var db *sql.DB
|
|
|
|
if err := pool.Retry(func() error {
|
|
sink, err := NewEventSink(conn, chainID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
db = sink.DB() // set global for test use
|
|
return db.Ping()
|
|
}); err != nil {
|
|
log.Fatalf("Connecting to database: %v", err)
|
|
}
|
|
|
|
if err := resetDatabase(db); err != nil {
|
|
log.Fatalf("Flushing database: %v", err)
|
|
}
|
|
|
|
sm, err := readSchema()
|
|
if err != nil {
|
|
log.Fatalf("Reading schema: %v", err)
|
|
} else if err := schema.NewMigrator().Apply(db, sm); err != nil {
|
|
log.Fatalf("Applying schema: %v", err)
|
|
}
|
|
|
|
// Set up the hook for tests to get the shared database handle.
|
|
testDB = func() *sql.DB { return db }
|
|
|
|
// Run the selected test cases.
|
|
code := m.Run()
|
|
|
|
// Clean up and shut down the database container.
|
|
if *doPauseAtExit {
|
|
log.Print("Testing complete, pausing for inspection. Send SIGINT to resume teardown")
|
|
waitForInterrupt()
|
|
log.Print("(resuming)")
|
|
}
|
|
log.Print("Shutting down database")
|
|
if err := pool.Purge(resource); err != nil {
|
|
log.Printf("WARNING: Purging pool failed: %v", err)
|
|
}
|
|
if err := db.Close(); err != nil {
|
|
log.Printf("WARNING: Closing database failed: %v", err)
|
|
}
|
|
|
|
os.Exit(code)
|
|
}
|
|
|
|
func TestIndexing(t *testing.T) {
|
|
t.Run("IndexBlockEvents", func(t *testing.T) {
|
|
indexer := &EventSink{store: testDB(), chainID: chainID}
|
|
require.NoError(t, indexer.IndexBlockEvents(newTestBlockHeader()))
|
|
|
|
verifyBlock(t, 1)
|
|
verifyBlock(t, 2)
|
|
|
|
verifyNotImplemented(t, "hasBlock", func() (bool, error) { return indexer.HasBlock(1) })
|
|
verifyNotImplemented(t, "hasBlock", func() (bool, error) { return indexer.HasBlock(2) })
|
|
|
|
verifyNotImplemented(t, "block search", func() (bool, error) {
|
|
v, err := indexer.SearchBlockEvents(context.Background(), nil)
|
|
return v != nil, err
|
|
})
|
|
|
|
require.NoError(t, verifyTimeStamp(tableBlocks))
|
|
|
|
// Attempting to reindex the same events should gracefully succeed.
|
|
require.NoError(t, indexer.IndexBlockEvents(newTestBlockHeader()))
|
|
})
|
|
|
|
t.Run("IndexTxEvents", func(t *testing.T) {
|
|
indexer := &EventSink{store: testDB(), chainID: chainID}
|
|
|
|
txResult := txResultWithEvents([]abci.Event{
|
|
makeIndexedEvent("account.number", "1"),
|
|
makeIndexedEvent("account.owner", "Ivan"),
|
|
makeIndexedEvent("account.owner", "Yulieta"),
|
|
|
|
{Type: "", Attributes: []abci.EventAttribute{
|
|
{
|
|
Key: []byte("not_allowed"),
|
|
Value: []byte("Vlad"),
|
|
Index: true,
|
|
},
|
|
}},
|
|
})
|
|
require.NoError(t, indexer.IndexTxEvents([]*abci.TxResult{txResult}))
|
|
|
|
txr, err := loadTxResult(types.Tx(txResult.Tx).Hash())
|
|
require.NoError(t, err)
|
|
assert.Equal(t, txResult, txr)
|
|
|
|
require.NoError(t, verifyTimeStamp(tableTxResults))
|
|
require.NoError(t, verifyTimeStamp(viewTxEvents))
|
|
|
|
verifyNotImplemented(t, "getTxByHash", func() (bool, error) {
|
|
txr, err := indexer.GetTxByHash(types.Tx(txResult.Tx).Hash())
|
|
return txr != nil, err
|
|
})
|
|
verifyNotImplemented(t, "tx search", func() (bool, error) {
|
|
txr, err := indexer.SearchTxEvents(context.Background(), nil)
|
|
return txr != nil, err
|
|
})
|
|
|
|
// try to insert the duplicate tx events.
|
|
err = indexer.IndexTxEvents([]*abci.TxResult{txResult})
|
|
require.NoError(t, err)
|
|
})
|
|
}
|
|
|
|
func TestStop(t *testing.T) {
|
|
indexer := &EventSink{store: testDB()}
|
|
require.NoError(t, indexer.Stop())
|
|
}
|
|
|
|
// newTestBlockHeader constructs a fresh copy of a block header containing
|
|
// known test values to exercise the indexer.
|
|
func newTestBlockHeader() types.EventDataNewBlockHeader {
|
|
return types.EventDataNewBlockHeader{
|
|
Header: types.Header{Height: 1},
|
|
ResultBeginBlock: abci.ResponseBeginBlock{
|
|
Events: []abci.Event{
|
|
makeIndexedEvent("begin_event.proposer", "FCAA001"),
|
|
makeIndexedEvent("thingy.whatzit", "O.O"),
|
|
},
|
|
},
|
|
ResultEndBlock: abci.ResponseEndBlock{
|
|
Events: []abci.Event{
|
|
makeIndexedEvent("end_event.foo", "100"),
|
|
makeIndexedEvent("thingy.whatzit", "-.O"),
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
// readSchema loads the indexing database schema file
|
|
func readSchema() ([]*schema.Migration, error) {
|
|
const filename = "schema.sql"
|
|
contents, err := ioutil.ReadFile(filename)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to read sql file from '%s': %w", filename, err)
|
|
}
|
|
|
|
return []*schema.Migration{{
|
|
ID: time.Now().Local().String() + " db schema",
|
|
Script: string(contents),
|
|
}}, nil
|
|
}
|
|
|
|
// resetDB drops all the data from the test database.
|
|
func resetDatabase(db *sql.DB) error {
|
|
_, err := db.Exec(`DROP TABLE IF EXISTS blocks,tx_results,events,attributes CASCADE;`)
|
|
if err != nil {
|
|
return fmt.Errorf("dropping tables: %v", err)
|
|
}
|
|
_, err = db.Exec(`DROP VIEW IF EXISTS event_attributes,block_events,tx_events CASCADE;`)
|
|
if err != nil {
|
|
return fmt.Errorf("dropping views: %v", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// txResultWithEvents constructs a fresh transaction result with fixed values
|
|
// for testing, that includes the specified events.
|
|
func txResultWithEvents(events []abci.Event) *abci.TxResult {
|
|
return &abci.TxResult{
|
|
Height: 1,
|
|
Index: 0,
|
|
Tx: types.Tx("HELLO WORLD"),
|
|
Result: abci.ResponseDeliverTx{
|
|
Data: []byte{0},
|
|
Code: abci.CodeTypeOK,
|
|
Log: "",
|
|
Events: events,
|
|
},
|
|
}
|
|
}
|
|
|
|
func loadTxResult(hash []byte) (*abci.TxResult, error) {
|
|
hashString := fmt.Sprintf("%X", hash)
|
|
var resultData []byte
|
|
if err := testDB().QueryRow(`
|
|
SELECT tx_result FROM `+tableTxResults+` WHERE tx_hash = $1;
|
|
`, hashString).Scan(&resultData); err != nil {
|
|
return nil, fmt.Errorf("lookup transaction for hash %q failed: %v", hashString, err)
|
|
}
|
|
|
|
txr := new(abci.TxResult)
|
|
if err := proto.Unmarshal(resultData, txr); err != nil {
|
|
return nil, fmt.Errorf("unmarshaling txr: %v", err)
|
|
}
|
|
|
|
return txr, nil
|
|
}
|
|
|
|
func verifyTimeStamp(tableName string) error {
|
|
return testDB().QueryRow(fmt.Sprintf(`
|
|
SELECT DISTINCT %[1]s.created_at
|
|
FROM %[1]s
|
|
WHERE %[1]s.created_at >= $1;
|
|
`, tableName), time.Now().Add(-2*time.Second)).Err()
|
|
}
|
|
|
|
func verifyBlock(t *testing.T, height int64) {
|
|
// Check that the blocks table contains an entry for this height.
|
|
if err := testDB().QueryRow(`
|
|
SELECT height FROM `+tableBlocks+` WHERE height = $1;
|
|
`, height).Err(); err == sql.ErrNoRows {
|
|
t.Errorf("No block found for height=%d", height)
|
|
} else if err != nil {
|
|
t.Fatalf("Database query failed: %v", err)
|
|
}
|
|
|
|
// Verify the presence of begin_block and end_block events.
|
|
if err := testDB().QueryRow(`
|
|
SELECT type, height, chain_id FROM `+viewBlockEvents+`
|
|
WHERE height = $1 AND type = $2 AND chain_id = $3;
|
|
`, height, eventTypeBeginBlock, chainID).Err(); err == sql.ErrNoRows {
|
|
t.Errorf("No %q event found for height=%d", eventTypeBeginBlock, height)
|
|
} else if err != nil {
|
|
t.Fatalf("Database query failed: %v", err)
|
|
}
|
|
|
|
if err := testDB().QueryRow(`
|
|
SELECT type, height, chain_id FROM `+viewBlockEvents+`
|
|
WHERE height = $1 AND type = $2 AND chain_id = $3;
|
|
`, height, eventTypeEndBlock, chainID).Err(); err == sql.ErrNoRows {
|
|
t.Errorf("No %q event found for height=%d", eventTypeEndBlock, height)
|
|
} else if err != nil {
|
|
t.Fatalf("Database query failed: %v", err)
|
|
}
|
|
}
|
|
|
|
// verifyNotImplemented calls f and verifies that it returns both a
|
|
// false-valued flag and a non-nil error whose string matching the expected
|
|
// "not supported" message with label prefixed.
|
|
func verifyNotImplemented(t *testing.T, label string, f func() (bool, error)) {
|
|
t.Helper()
|
|
t.Logf("Verifying that %q reports it is not implemented", label)
|
|
|
|
want := label + " is not supported via the postgres event sink"
|
|
ok, err := f()
|
|
assert.False(t, ok)
|
|
require.NotNil(t, err)
|
|
assert.Equal(t, want, err.Error())
|
|
}
|
|
|
|
// waitForInterrupt blocks until a SIGINT is received by the process.
|
|
func waitForInterrupt() {
|
|
ch := make(chan os.Signal, 1)
|
|
signal.Notify(ch, os.Interrupt)
|
|
<-ch
|
|
}
|