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sqlstore.go
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sqlstore.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package sqlstore
import (
"context"
"database/sql"
"embed"
"fmt"
"io"
"io/fs"
"time"
"code.vegaprotocol.io/vega/datanode/entities"
"code.vegaprotocol.io/vega/logging"
"code.vegaprotocol.io/vega/paths"
embeddedpostgres "github.com/fergusstrange/embedded-postgres"
"github.com/jackc/pgx/v4"
"github.com/jackc/pgx/v4/pgxpool"
"github.com/jackc/pgx/v4/stdlib"
"github.com/pkg/errors"
"github.com/pressly/goose/v3"
"github.com/shopspring/decimal"
"go.uber.org/zap"
)
var ErrBadID = errors.New("bad id (must be hex string)")
//go:embed migrations/*.sql
var EmbedMigrations embed.FS
const (
SQLMigrationsDir = "migrations"
InfiniteInterval = "forever"
blocksEntity = "blocks"
)
var defaultRetentionPolicies = map[RetentionPeriod][]RetentionPolicy{
RetentionPeriodStandard: {
{HypertableOrCaggName: "balances", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "checkpoints", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "conflated_balances", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "delegations", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "ledger", DataRetentionPeriod: "6 months"},
{HypertableOrCaggName: "orders", DataRetentionPeriod: "1 month"},
{HypertableOrCaggName: "trades", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_1_minute", DataRetentionPeriod: "1 month"},
{HypertableOrCaggName: "trades_candle_5_minutes", DataRetentionPeriod: "1 month"},
{HypertableOrCaggName: "trades_candle_15_minutes", DataRetentionPeriod: "1 month"},
{HypertableOrCaggName: "trades_candle_30_minutes", DataRetentionPeriod: "2 months"},
{HypertableOrCaggName: "trades_candle_1_hour", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_4_hours", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_6_hours", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_8_hours", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_12_hours", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_1_day", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "trades_candle_7_days", DataRetentionPeriod: "10 years"},
{HypertableOrCaggName: "market_data", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "margin_levels", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "conflated_margin_levels", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "positions", DataRetentionPeriod: "7 days"},
{HypertableOrCaggName: "conflated_positions", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "liquidity_provisions", DataRetentionPeriod: "1 day"},
{HypertableOrCaggName: "markets", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "deposits", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "withdrawals", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "blocks", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "rewards", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "stop_orders", DataRetentionPeriod: "1 month"},
{HypertableOrCaggName: "funding_period_data_points", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "party_activity_streaks", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "referral_programs", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "referral_set_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "oracle_data", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "oracle_data_oracle_specs", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "vesting_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "volume_discount_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "referral_set_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "fees_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "funding_payment", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "volume_discount_programs", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "party_locked_balances", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "party_vesting_balances", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "party_vesting_stats", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "fees_stats_by_party", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "paid_liquidity_fees", DataRetentionPeriod: "1 year"},
{HypertableOrCaggName: "transfer_fees_discount", DataRetentionPeriod: "1 year"},
},
RetentionPeriodArchive: {
{HypertableOrCaggName: "*", DataRetentionPeriod: string(RetentionPeriodArchive)},
},
RetentionPeriodLite: {
{HypertableOrCaggName: "*", DataRetentionPeriod: string(RetentionPeriodLite)},
},
}
func MigrateToLatestSchema(log *logging.Logger, config Config) error {
log = log.Named("db-migrate")
goose.SetBaseFS(EmbedMigrations)
goose.SetLogger(log.GooseLogger())
goose.SetVerbose(bool(config.VerboseMigration))
poolConfig, err := config.ConnectionConfig.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
log.Info("Checking database version and migrating sql schema to latest version, please wait...")
if err = goose.Up(db, SQLMigrationsDir); err != nil {
return fmt.Errorf("error migrating sql schema: %w", err)
}
log.Info("Sql schema migration completed successfully")
return nil
}
func MigrateUpToSchemaVersion(log *logging.Logger, config Config, version int64, fs fs.FS) error {
goose.SetBaseFS(fs)
goose.SetLogger(log.Named("db migration").GooseLogger())
goose.SetVerbose(bool(config.VerboseMigration))
goose.SetVerbose(true)
poolConfig, err := config.ConnectionConfig.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
log.Infof("Checking database version and migrating sql schema to version %d, please wait...", version)
if err = goose.UpTo(db, SQLMigrationsDir, version); err != nil {
return fmt.Errorf("error migrating sql schema: %w", err)
}
log.Info("Sql schema migration completed successfully")
return nil
}
func MigrateDownToSchemaVersion(log *logging.Logger, config Config, version int64, fs fs.FS) error {
goose.SetBaseFS(fs)
goose.SetLogger(log.Named("db migration").GooseLogger())
goose.SetVerbose(bool(config.VerboseMigration))
goose.SetVerbose(true)
poolConfig, err := config.ConnectionConfig.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
log.Infof("Checking database version and migrating sql schema to version %d, please wait...", version)
if err = goose.DownTo(db, SQLMigrationsDir, version); err != nil {
return fmt.Errorf("error migrating sql schema: %w", err)
}
log.Info("Sql schema migration completed successfully")
return nil
}
func RevertToSchemaVersionZero(log *logging.Logger, config ConnectionConfig, fs fs.FS, verbose bool) error {
log = log.Named("revert-schema-to-version-0")
goose.SetBaseFS(fs)
goose.SetLogger(log.GooseLogger())
goose.SetVerbose(verbose)
poolConfig, err := config.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
log.Info("Checking database version and reverting sql schema to version 0, please wait...")
if err := goose.DownTo(db, SQLMigrationsDir, 0); err != nil {
return fmt.Errorf("failed to goose down the schema to version 0: %w", err)
}
log.Info("Sql schema migration completed successfully")
return nil
}
func WipeDatabaseAndMigrateSchemaToVersion(log *logging.Logger, config ConnectionConfig, version int64, fs fs.FS, verbose bool) error {
log = log.Named("db-wipe-migrate")
goose.SetBaseFS(fs)
goose.SetLogger(log.GooseLogger())
goose.SetVerbose(verbose)
poolConfig, err := config.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
currentVersion, err := goose.GetDBVersion(db)
if err != nil {
return err
}
log.Infof("Wiping database and migrating schema to version %d", version)
if currentVersion > 0 {
if err := goose.DownTo(db, SQLMigrationsDir, 0); err != nil {
return fmt.Errorf("failed to goose down the schema: %w", err)
}
}
if version > 0 {
if err := goose.UpTo(db, SQLMigrationsDir, version); err != nil {
return fmt.Errorf("failed to goose up the schema: %w", err)
}
}
log.Info("Sql schema migration completed successfully")
return nil
}
func WipeDatabaseAndMigrateSchemaToLatestVersion(log *logging.Logger, config ConnectionConfig, fs fs.FS, verbose bool) error {
log = log.Named("db-wipe-migrate")
goose.SetBaseFS(fs)
goose.SetLogger(log.GooseLogger())
goose.SetVerbose(verbose)
poolConfig, err := config.GetPoolConfig()
if err != nil {
return fmt.Errorf("failed to get pool config:%w", err)
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
currentVersion, err := goose.GetDBVersion(db)
if err != nil {
return err
}
log.Info("Wiping database and migrating schema to latest version")
if currentVersion > 0 {
if err := goose.DownTo(db, SQLMigrationsDir, 0); err != nil {
return fmt.Errorf("failed to goose down the schema: %w", err)
}
}
if err := goose.Up(db, SQLMigrationsDir); err != nil {
return fmt.Errorf("failed to goose up the schema: %w", err)
}
log.Info("Sql schema migration completed successfully")
return nil
}
func HasVegaSchema(ctx context.Context, conn Connection) (bool, error) {
tableNames, err := GetAllTableNames(ctx, conn)
if err != nil {
return false, fmt.Errorf("failed to get all table names:%w", err)
}
return len(tableNames) != 0, nil
}
func GetAllTableNames(ctx context.Context, conn Connection) ([]string, error) {
tableNameRows, err := conn.Query(ctx, "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public' and table_type = 'BASE TABLE' and table_name != 'goose_db_version' order by table_name")
if err != nil {
return nil, fmt.Errorf("failed to query table names:%w", err)
}
var tableNames []string
for tableNameRows.Next() {
tableName := ""
err = tableNameRows.Scan(&tableName)
if err != nil {
return nil, fmt.Errorf("failed to scan table Name:%w", err)
}
tableNames = append(tableNames, tableName)
}
return tableNames, nil
}
func RecreateVegaDatabase(ctx context.Context, log *logging.Logger, connConfig ConnectionConfig) error {
postgresDbConn, err := pgx.Connect(context.Background(), connConfig.GetConnectionStringForPostgresDatabase())
if err != nil {
return fmt.Errorf("unable to connect to database:%w", err)
}
defer func() {
err := postgresDbConn.Close(ctx)
if err != nil {
log.Errorf("error closing database connection:%v", err)
}
}()
err = dropDatabaseWithRetry(ctx, postgresDbConn, connConfig)
if err != nil {
return fmt.Errorf("failed to drop database:%w", err)
}
_, err = postgresDbConn.Exec(ctx, fmt.Sprintf("CREATE DATABASE %s TEMPLATE template0 LC_COLLATE 'C' LC_CTYPE 'C';", connConfig.Database))
if err != nil {
return fmt.Errorf("unable to create database:%w", err)
}
return nil
}
type DatanodeBlockSpan struct {
FromHeight int64
ToHeight int64
HasData bool
}
func GetDatanodeBlockSpan(ctx context.Context, connPool *pgxpool.Pool) (DatanodeBlockSpan, error) {
hasVegaSchema, err := HasVegaSchema(ctx, connPool)
if err != nil {
return DatanodeBlockSpan{}, fmt.Errorf("failed to get check is database if empty:%w", err)
}
var span DatanodeBlockSpan
if hasVegaSchema {
oldestBlock, err := GetOldestHistoryBlockUsingConnection(ctx, connPool)
if err != nil {
if errors.Is(err, entities.ErrNotFound) {
return DatanodeBlockSpan{
HasData: false,
}, nil
}
return DatanodeBlockSpan{}, fmt.Errorf("failed to get oldest history block:%w", err)
}
lastBlock, err := GetLastBlockUsingConnection(ctx, connPool)
if err != nil {
return DatanodeBlockSpan{}, fmt.Errorf("failed to get last block:%w", err)
}
span = DatanodeBlockSpan{
FromHeight: oldestBlock.Height,
ToHeight: lastBlock.Height,
HasData: true,
}
}
return span, nil
}
func dropDatabaseWithRetry(parentCtx context.Context, postgresDbConn *pgx.Conn, connConfig ConnectionConfig) error {
var err error
for i := 0; i < 5; i++ {
ctx, cancelFn := context.WithTimeout(parentCtx, 20*time.Second)
_, err = postgresDbConn.Exec(ctx, fmt.Sprintf("DROP DATABASE IF EXISTS %s WITH ( FORCE )", connConfig.Database))
cancelFn()
if err == nil {
break
}
time.Sleep(5 * time.Second)
}
if err != nil {
return fmt.Errorf("unable to drop existing database:%w", err)
}
return nil
}
const oneDayAsSeconds = 60 * 60 * 24
func getRetentionEntities(db *sql.DB) ([]string, error) {
rows, err := db.Query(`
select view_name as table_name
from timescaledb_information.continuous_aggregates WHERE hypertable_schema='public'
union all
select hypertable_name
from timescaledb_information.hypertables WHERE hypertable_schema='public';
`)
if err != nil {
return nil, err
}
retentionEntities := make([]string, 0)
defer rows.Close()
for rows.Next() {
var entity string
err = rows.Scan(&entity)
if err != nil {
return nil, err
}
retentionEntities = append(retentionEntities, entity)
}
return retentionEntities, nil
}
func getPolicy[T HypertableOverride](entity string, policies []T) (T, bool) {
var defaultPolicy T
for _, override := range policies {
if override.EntityName() == entity {
return override, true
}
}
return defaultPolicy, false
}
func setRetentionPolicy(db *sql.DB, entity string, policy string, log *logging.Logger) error {
if policy == "" {
return nil
}
if _, err := db.Exec(fmt.Sprintf("SELECT remove_retention_policy('%s', true);", entity)); err != nil {
return fmt.Errorf("removing retention policy from %s: %w", entity, err)
}
log.Info("Setting retention policy", zap.String("entity", entity), zap.String("policy", policy))
// If we're keeping data forever, don't bother adding a policy at all
if policy == InfiniteInterval {
return nil
}
if _, err := db.Exec(fmt.Sprintf("SELECT add_retention_policy('%s', INTERVAL '%s');", entity, policy)); err != nil {
return fmt.Errorf("adding retention policy to %s: %w", entity, err)
}
return nil
}
func setChunkInterval(db *sql.DB, entity string, interval string, log *logging.Logger) error {
if interval == "" {
return nil
}
log.Info("Setting chunk interval", zap.String("entity", entity), zap.String("interval", interval))
if _, err := db.Exec(fmt.Sprintf("SELECT set_chunk_time_interval('%s', INTERVAL '%s');", entity, interval)); err != nil {
return fmt.Errorf("setting chunk interval for %s: %w", entity, err)
}
return nil
}
func ApplyDataRetentionPolicies(config Config, log *logging.Logger) error {
poolConfig, err := config.ConnectionConfig.GetPoolConfig()
if err != nil {
return errors.Wrap(err, "applying data retention policy")
}
db := stdlib.OpenDB(*poolConfig.ConnConfig)
defer db.Close()
// get the hypertables and caggs that have been created for data node
retentionEntities, err := getRetentionEntities(db)
if err != nil {
// We should panic here because something must be wrong
panic(fmt.Errorf("getting entities with retention policies: %w", err))
}
// This is the default retention period the data-node is operating with
retentionPeriod := config.RetentionPeriod
// These are any retention policy overrides that have been set by the user
overridePolicies := config.RetentionPolicies
// These are any chunk interval overrides that have been set by the user
overrideChunkIntervals := config.ChunkIntervals
defaultPolicies := defaultRetentionPolicies[retentionPeriod]
var maxRetentionPeriodInSecs int64
var blocksRetentionPolicy string
for _, entity := range retentionEntities {
if retentionPeriod == RetentionPeriodLite || retentionPeriod == RetentionPeriodArchive {
policy := defaultPolicies[0]
overrideRetention, ok := getPolicy(entity, overridePolicies)
if ok && overrideRetention.DataRetentionPeriod != "" { // we have found an override policy so apply it instead of the default
policy = overrideRetention
}
// Set the default retention period
if err := setRetentionPolicy(db, entity, policy.DataRetentionPeriod, log); err != nil {
return fmt.Errorf("setting retention policy for %s to %s: %w", entity, policy.DataRetentionPeriod, err)
}
overrideChunkInterval, ok := getPolicy(entity, overrideChunkIntervals)
if ok && overrideChunkInterval.ChunkInterval != "" {
if err := setChunkInterval(db, entity, overrideChunkInterval.ChunkInterval, log); err != nil {
return fmt.Errorf("setting chunk interval for %s to %s: %w", entity, overrideChunkInterval.ChunkInterval, err)
}
}
continue
}
if entity == blocksEntity {
// we should ignore this for now because blocks retention policy needs to be as long as the longest retention period
continue
}
// if the retention period is the standard period, we need to check that a default has been defined, otherwise we should panic
policy, ok := getPolicy(entity, defaultPolicies)
if !ok {
// The development team have omitted a default retention policy for this entity, we should panic here.
panic(fmt.Errorf("no default retention policy defined for %s", entity))
}
override, ok := getPolicy(entity, overridePolicies)
if ok && override.DataRetentionPeriod != "" { // we have found an override policy so apply it instead of the default
policy = override
}
aboveMinimum, retentionPeriodInSecs, err := checkPolicyPeriodIsAtOrAboveMinimum(oneDayAsSeconds, policy, db)
if err != nil {
return fmt.Errorf("checking retention policy period is above minimum:%w", err)
}
if retentionPeriodInSecs > maxRetentionPeriodInSecs {
maxRetentionPeriodInSecs = retentionPeriodInSecs
blocksRetentionPolicy = policy.DataRetentionPeriod
}
if !config.DisableMinRetentionPolicyCheckForUseInSysTestsOnly {
// We have this check to avoid the datanode removing data that is required for creating data snapshots
if !aboveMinimum {
return fmt.Errorf("policy for %s has a retention time less than one day, one day is the minimum permitted", policy.HypertableOrCaggName)
}
}
// Set the default retention period
if err := setRetentionPolicy(db, entity, policy.DataRetentionPeriod, log); err != nil {
return fmt.Errorf("setting retention policy for %s to %s: %w", entity, policy.DataRetentionPeriod, err)
}
overrideChunkInterval, ok := getPolicy(entity, overrideChunkIntervals)
if ok && overrideChunkInterval.ChunkInterval != "" {
if err := setChunkInterval(db, entity, overrideChunkInterval.ChunkInterval, log); err != nil {
return fmt.Errorf("setting chunk interval for %s to %s: %w", entity, overrideChunkInterval.ChunkInterval, err)
}
}
}
// finally if the retention period is the standard period, we need to set the blocks retention policy to the longest retention period
if retentionPeriod == RetentionPeriodStandard {
if err := setRetentionPolicy(db, blocksEntity, blocksRetentionPolicy, log); err != nil {
return fmt.Errorf("setting retention policy for %s to %s: %w", blocksEntity, blocksRetentionPolicy, err)
}
}
return nil
}
func retentionPeriodToSeconds(db *sql.DB, retentionPeriod string) (int64, error) {
query := fmt.Sprintf("SELECT EXTRACT(epoch FROM INTERVAL '%s')", retentionPeriod)
row := db.QueryRow(query)
var seconds decimal.Decimal
err := row.Scan(&seconds)
if err != nil {
return 0, fmt.Errorf("failed to get interval in seconds for retention period %s: %w", retentionPeriod, err)
}
return seconds.IntPart(), nil
}
func checkPolicyPeriodIsAtOrAboveMinimum(minimumInSeconds int64, policy RetentionPolicy, db *sql.DB) (bool, int64, error) {
if policy.DataRetentionPeriod == InfiniteInterval {
return true, 0, nil
}
secs, err := retentionPeriodToSeconds(db, policy.DataRetentionPeriod)
if err != nil {
return false, 0, fmt.Errorf("failed to get interval in seconds for policy %s: %w", policy.HypertableOrCaggName, err)
}
return secs >= minimumInSeconds, secs, nil
}
type EmbeddedPostgresLog interface {
io.Writer
}
func StartEmbeddedPostgres(log *logging.Logger, config Config, runtimeDir string, postgresLog EmbeddedPostgresLog) (*embeddedpostgres.EmbeddedPostgres, error) {
log = log.Named("embedded-postgres")
log.SetLevel(config.Level.Get())
embeddedPostgresDataPath := paths.JoinStatePath(paths.StatePath(runtimeDir), "node-data")
embeddedPostgres := createEmbeddedPostgres(runtimeDir, &embeddedPostgresDataPath,
postgresLog, config.ConnectionConfig)
if err := embeddedPostgres.Start(); err != nil {
log.Errorf("error starting embedded postgres: %v", err)
return nil, fmt.Errorf("use embedded database was true, but failed to start: %w", err)
}
return embeddedPostgres, nil
}
func createEmbeddedPostgres(runtimePath string, dataPath *paths.StatePath, writer io.Writer, conf ConnectionConfig) *embeddedpostgres.EmbeddedPostgres {
dbConfig := embeddedpostgres.DefaultConfig().
Username(conf.Username).
Password(conf.Password).
Database(conf.Database).
Port(uint32(conf.Port)).
ListenAddr(conf.Host).
SocketDir(conf.SocketDir).
Logger(writer)
if len(runtimePath) != 0 {
dbConfig = dbConfig.RuntimePath(runtimePath).BinariesPath(runtimePath)
}
if dataPath != nil {
dbConfig = dbConfig.DataPath(dataPath.String())
}
return embeddedpostgres.NewDatabase(dbConfig)
}