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upgrades.go
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upgrades.go
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// Copyright (c) 2018, The Decred developers
// See LICENSE for details.
package dcrpg
import (
"bytes"
"database/sql"
"fmt"
"time"
"github.com/picfight/pfcd/blockchain/stake"
"github.com/picfight/pfcd/rpcclient"
"github.com/picfight/pfcd/wire"
"github.com/picfight/pfcdata/v3/db/dbtypes"
"github.com/picfight/pfcdata/v3/db/dcrpg/internal"
"github.com/picfight/pfcdata/v3/rpcutils"
"github.com/picfight/pfcdata/v3/txhelpers"
)
// tableUpgradeType defines the types of upgrades that currently exists and
// happen automatically. This upgrade run on normal start up the first the
// style is run after updating pfcdata past version 3.0.0.
type tableUpgradeType int
const (
vinsTableCoinSupplyUpgrade tableUpgradeType = iota
agendasTableUpgrade
vinsTableMainchainUpgrade
blocksTableMainchainUpgrade
transactionsTableMainchainUpgrade
addressesTableMainchainUpgrade
votesTableMainchainUpgrade
ticketsTableMainchainUpgrade
votesTableBlockHashIndex
vinsTxHistogramUpgrade
addressesTxHistogramUpgrade
agendasVotingMilestonesUpgrade
ticketsTableBlockTimeUpgrade
addressesTableValidMainchainPatch
addressesTableMatchingTxHashPatch
addressesTableBlockTimeSortedIndex
)
type TableUpgradeType struct {
TableName string
upgradeType tableUpgradeType
}
// VinVoutTypeUpdateData defines the fetched details from the transactions table that
// are needed to undertake the histogram upgrade.
type VinVoutTypeUpdateData struct {
VinsDbIDs dbtypes.UInt64Array
VoutsDbIDs dbtypes.UInt64Array
TxType stake.TxType
}
// VotingMilestones defines the various milestones phases have taken place when
// the agendas have been up for voting. Only sdiffalgorithm, lnsupport and
// lnfeatures agenda ids exist since appropriate voting mechanisms on the pfcd
// level are not yet fully implemented.
var VotingMilestones = map[string]dbtypes.MileStone{
"sdiffalgorithm": {
Activated: 149248,
HardForked: 149328,
LockedIn: 141184,
},
"lnsupport": {
Activated: 149248,
LockedIn: 141184,
},
"lnfeatures": {
Activated: 189568,
LockedIn: 181504,
},
}
// toVersion defines a table version to which the pg tables will commented to.
var toVersion TableVersion
// CheckForAuxDBUpgrade checks if an upgrade is required and currently supported.
// A boolean value is returned to indicate if the db upgrade was
// successfully completed.
func (pgb *ChainDB) CheckForAuxDBUpgrade(pfcdClient *rpcclient.Client) (bool, error) {
var version, needVersion TableVersion
upgradeInfo := TableUpgradesRequired(TableVersions(pgb.db))
if len(upgradeInfo) > 0 {
version = upgradeInfo[0].CurrentVer
needVersion = upgradeInfo[0].RequiredVer
} else {
return false, nil
}
// Apply each upgrade in succession
switch {
case upgradeInfo[0].UpgradeType != "upgrade" && upgradeInfo[0].UpgradeType != "reindex":
return false, nil
// Upgrade from 3.1.0 --> 3.2.0
case version.major == 3 && version.minor == 1 && version.patch == 0:
toVersion = TableVersion{3, 2, 0}
smartClient := rpcutils.NewBlockGate(pfcdClient, 10)
theseUpgrades := []TableUpgradeType{
{"agendas", agendasTableUpgrade},
{"vins", vinsTableCoinSupplyUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(smartClient, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.2.0 --> 3.3.0
case version.major == 3 && version.minor == 2 && version.patch == 0:
toVersion = TableVersion{3, 3, 0}
smartClient := rpcutils.NewBlockGate(pfcdClient, 10)
// The order of these upgrades is critical
theseUpgrades := []TableUpgradeType{
{"blocks", blocksTableMainchainUpgrade}, // also patches block_chain
{"transactions", transactionsTableMainchainUpgrade},
{"vins", vinsTableMainchainUpgrade},
{"addresses", addressesTableMainchainUpgrade},
{"votes", votesTableMainchainUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(smartClient, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.3.0 --> 3.4.0
case version.major == 3 && version.minor == 3 && version.patch == 0:
toVersion = TableVersion{3, 4, 0}
smartClient := rpcutils.NewBlockGate(pfcdClient, 10)
// The order of these upgrades is critical
theseUpgrades := []TableUpgradeType{
{"tickets", ticketsTableMainchainUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(smartClient, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.4.0 --> 3.4.1
case version.major == 3 && version.minor == 4 && version.patch == 0:
// This is a "reindex" upgrade. Bump patch.
toVersion = TableVersion{3, 4, 1}
// The order of these upgrades is critical
theseUpgrades := []TableUpgradeType{
{"votes", votesTableBlockHashIndex},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.4.1 --> 3.5.0
case version.major == 3 && version.minor == 4 && version.patch == 1:
toVersion = TableVersion{3, 5, 0}
theseUpgrades := []TableUpgradeType{
{"vins", vinsTxHistogramUpgrade},
{"addresses", addressesTxHistogramUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.5.0 --> 3.5.1
case version.major == 3 && version.minor == 5 && version.patch == 0:
toVersion = TableVersion{3, 5, 1}
theseUpgrades := []TableUpgradeType{
{"agendas", agendasVotingMilestonesUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.5.1 --> 3.5.2
case version.major == 3 && version.minor == 5 && version.patch == 1:
toVersion = TableVersion{3, 5, 2}
theseUpgrades := []TableUpgradeType{
{"tickets", ticketsTableBlockTimeUpgrade},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.5.2 --> 3.5.3
case version.major == 3 && version.minor == 5 && version.patch == 2:
toVersion = TableVersion{3, 5, 3}
theseUpgrades := []TableUpgradeType{
{"addresses", addressesTableValidMainchainPatch},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.5.3 --> 3.5.4
case version.major == 3 && version.minor == 5 && version.patch == 3:
toVersion = TableVersion{3, 5, 4}
theseUpgrades := []TableUpgradeType{
{"addresses", addressesTableMatchingTxHashPatch},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
fallthrough
// Upgrade from 3.5.4 --> 3.5.5
case version.major == 3 && version.minor == 5 && version.patch == 4:
toVersion = TableVersion{3, 5, 5}
theseUpgrades := []TableUpgradeType{
{"addresses", addressesTableBlockTimeSortedIndex},
}
isSuccess, er := pgb.initiatePgUpgrade(nil, theseUpgrades)
if !isSuccess {
return isSuccess, er
}
// Go on to next upgrade
// fallthrough
// or be done
default:
// UpgradeType == "upgrade" or "reindex", but no supported case.
return false, fmt.Errorf("no upgrade path available for version %v --> %v",
version, needVersion)
}
// Ensure the required version was reached.
upgradeInfo = TableUpgradesRequired(TableVersions(pgb.db))
if len(upgradeInfo) > 0 && upgradeInfo[0].UpgradeType != "ok" {
return false, fmt.Errorf("failed to upgrade tables to required version %v", needVersion)
}
// Unsupported upgrades caught by default case, so we've succeeded.
log.Infof("Table upgrades completed.")
return true, nil
}
// initiatePgUpgrade starts the specific auxiliary database.
func (pgb *ChainDB) initiatePgUpgrade(smartClient *rpcutils.BlockGate, theseUpgrades []TableUpgradeType) (bool, error) {
for it := range theseUpgrades {
upgradeSuccess, err := pgb.handleUpgrades(smartClient, theseUpgrades[it].upgradeType)
if err != nil || !upgradeSuccess {
return false, fmt.Errorf("failed to upgrade %s table to version %v. Error: %v",
theseUpgrades[it].TableName, toVersion, err)
}
}
// A Table upgrade must have happened therefore Bump version
if err := versionAllTables(pgb.db, toVersion); err != nil {
return false, fmt.Errorf("failed to bump version to %v: %v", toVersion, err)
}
return true, nil
}
// handleUpgrades the individual upgrade and returns a bool and an error
// indicating if the upgrade was successful or not.
func (pgb *ChainDB) handleUpgrades(client *rpcutils.BlockGate,
tableUpgrade tableUpgradeType) (bool, error) {
// For the agendas upgrade, i is set to a block height of 128000 since that
// is when the first vote for an agenda was cast. For vins upgrades (coin
// supply and mainchain), i is not set since all the blocks are considered.
var err error
var i uint64
var tableReady bool
var tableName, upgradeTypeStr string
switch tableUpgrade {
case vinsTableCoinSupplyUpgrade:
tableReady, err = addVinsColumnsForCoinSupply(pgb.db)
tableName, upgradeTypeStr = "vins", "vin validity/coin supply"
case vinsTableMainchainUpgrade:
tableReady, err = addVinsColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "vins", "sidechain/reorg"
case blocksTableMainchainUpgrade:
tableReady, err = addBlocksColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "blocks", "sidechain/reorg"
case addressesTableMainchainUpgrade:
tableReady, err = addAddressesColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "addresses", "sidechain/reorg"
case votesTableMainchainUpgrade:
tableReady, err = addVotesColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "votes", "sidechain/reorg"
case ticketsTableMainchainUpgrade:
tableReady, err = addTicketsColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "tickets", "sidechain/reorg"
case transactionsTableMainchainUpgrade:
tableReady, err = addTransactionsColumnsForMainchain(pgb.db)
tableName, upgradeTypeStr = "transactions", "sidechain/reorg"
case agendasTableUpgrade:
tableReady, err = haveEmptyAgendasTable(pgb.db)
tableName, upgradeTypeStr = "agendas", "new table"
i = 128000
case votesTableBlockHashIndex:
tableReady = true
tableName, upgradeTypeStr = "votes", "new index"
case vinsTxHistogramUpgrade:
tableReady, err = addVinsColumnsForHistogramUpgrade(pgb.db)
tableName, upgradeTypeStr = "vins", "tx-type addition/histogram"
case addressesTxHistogramUpgrade:
tableReady, err = addAddressesColumnsForHistogramUpgrade(pgb.db)
tableName, upgradeTypeStr = "addresses", "tx-type addition/histogram"
case agendasVotingMilestonesUpgrade:
// upgrade only important to all who have already done a fresh data
// migration between pg version 3.2.0 and 3.5.0.
tableReady = true
tableName, upgradeTypeStr = "agendas", "voting milestones"
case ticketsTableBlockTimeUpgrade:
tableReady = true
tableName, upgradeTypeStr = "tickets", "new index"
case addressesTableValidMainchainPatch:
tableReady = true
tableName, upgradeTypeStr = "addresses", "patch valid_mainchain value"
case addressesTableMatchingTxHashPatch:
tableReady = true
tableName, upgradeTypeStr = "addresses", "patch matching_tx_hash value"
case addressesTableBlockTimeSortedIndex:
tableReady = true
tableName, upgradeTypeStr = "addresses", "reindex"
default:
return false, fmt.Errorf(`upgrade "%v" is unknown`, tableUpgrade)
}
// Ensure new columns were added successfully.
if err != nil || !tableReady {
return false, fmt.Errorf("failed to prepare table %s for %s upgrade: %v",
tableName, upgradeTypeStr, err)
}
// Update table data
var rowsUpdated int64
timeStart := time.Now()
switch tableUpgrade {
case vinsTableCoinSupplyUpgrade, agendasTableUpgrade:
// height is the best block where this table upgrade should stop at.
height, err := pgb.HeightDB()
if err != nil {
return false, err
}
log.Infof("found the best block at height: %v", height)
// For each block on the main chain, perform upgrade operations
for ; i <= height; i++ {
block, err := client.UpdateToBlock(int64(i))
if err != nil {
return false, err
}
if i%5000 == 0 {
var limit = i + 5000
if height < limit {
limit = height
}
log.Infof("Upgrading the %s table (%s upgrade) from height %v to %v ",
tableName, upgradeTypeStr, i, limit-1)
}
var rows int64
var msgBlock = block.MsgBlock()
switch tableUpgrade {
case vinsTableCoinSupplyUpgrade:
rows, err = pgb.handlevinsTableCoinSupplyUpgrade(msgBlock)
case agendasTableUpgrade:
rows, err = pgb.handleAgendasTableUpgrade(msgBlock)
}
if err != nil {
return false, err
}
rowsUpdated += rows
}
case blocksTableMainchainUpgrade:
var blockHash string
// blocks table upgrade proceeds from best block back to genesis
_, blockHash, _, err = RetrieveBestBlockHeightAny(pgb.db)
if err != nil {
return false, fmt.Errorf("failed to retrieve best block from DB: %v", err)
}
log.Infof("Starting blocks table mainchain upgrade at block %s (working back to genesis)", blockHash)
rowsUpdated, err = pgb.handleBlocksTableMainchainUpgrade(blockHash)
case transactionsTableMainchainUpgrade:
// transactions table upgrade handled entirely by the DB backend
log.Infof("Starting transactions table mainchain upgrade...")
rowsUpdated, err = pgb.handleTransactionsTableMainchainUpgrade()
case vinsTableMainchainUpgrade:
// vins table upgrade handled entirely by the DB backend
log.Infof("Starting vins table mainchain upgrade...")
rowsUpdated, err = pgb.handleVinsTableMainchainupgrade()
case votesTableMainchainUpgrade:
// votes table upgrade handled entirely by the DB backend
log.Infof("Starting votes table mainchain upgrade...")
rowsUpdated, err = updateAllVotesMainchain(pgb.db)
case ticketsTableMainchainUpgrade:
// tickets table upgrade handled entirely by the DB backend
log.Infof("Starting tickets table mainchain upgrade...")
rowsUpdated, err = updateAllTicketsMainchain(pgb.db)
case addressesTableMainchainUpgrade:
// addresses table upgrade handled entirely by the DB backend
log.Infof("Starting addresses table mainchain upgrade...")
log.Infof("This an extremely I/O intensive operation on the database machine. It can take from 30-90 minutes.")
rowsUpdated, err = updateAllAddressesValidMainchain(pgb.db)
case votesTableBlockHashIndex, ticketsTableBlockTimeUpgrade, addressesTableBlockTimeSortedIndex:
// no upgrade, just "reindex"
case vinsTxHistogramUpgrade, addressesTxHistogramUpgrade:
var height uint64
// height is the best block where this table upgrade should stop at.
height, err = pgb.HeightDB()
if err != nil {
return false, err
}
log.Infof("found the best block at height: %v", height)
rowsUpdated, err = pgb.handleTxTypeHistogramUpgrade(height, tableUpgrade)
case agendasVotingMilestonesUpgrade:
log.Infof("Setting the agendas voting milestones...")
rowsUpdated, err = pgb.handleAgendasVotingMilestonesUpgrade()
case addressesTableValidMainchainPatch:
log.Infof("Patching valid_mainchain in the addresses table...")
rowsUpdated, err = updateAddressesValidMainchainPatch(pgb.db)
case addressesTableMatchingTxHashPatch:
log.Infof("Patching matching_tx_hash in the addresses table...")
rowsUpdated, err = updateAddressesMatchingTxHashPatch(pgb.db)
default:
return false, fmt.Errorf(`upgrade "%v" unknown`, tableUpgrade)
}
if err != nil && err != sql.ErrNoRows {
return false, fmt.Errorf(`%s upgrade of %s table ended prematurely after %d rows.`+
`Error: %v`, upgradeTypeStr, tableName, rowsUpdated, err)
}
if rowsUpdated > 0 {
log.Infof(" - %v rows in %s table (%s upgrade) were successfully upgraded in %.2f sec",
rowsUpdated, tableName, upgradeTypeStr, time.Since(timeStart).Seconds())
}
// Indexes
switch tableUpgrade {
case vinsTableCoinSupplyUpgrade:
log.Infof("Index the agendas table on Agenda ID...")
if err = IndexAgendasTableOnAgendaID(pgb.db); err != nil {
return false, fmt.Errorf("failed to index agendas table: %v", err)
}
log.Infof("Index the agendas table on Block Time...")
if err = IndexAgendasTableOnBlockTime(pgb.db); err != nil {
return false, fmt.Errorf("failed to index agendas table: %v", err)
}
case votesTableBlockHashIndex:
log.Infof("Indexing votes table on block hash...")
if err = IndexVotesTableOnBlockHash(pgb.db); err != nil {
return false, fmt.Errorf("failed to index votes table on block_hash: %v", err)
}
case ticketsTableBlockTimeUpgrade:
log.Infof("Index the tickets table on Pool status...")
if err = IndexTicketsTableOnPoolStatus(pgb.db); err != nil {
return false, fmt.Errorf("failed to index tickets table: %v", err)
}
case addressesTableBlockTimeSortedIndex:
log.Infof("Reindex the addresses table on block_time (sorted)...")
if err = pgb.ReindexAddressesBlockTime(); err != nil {
return false, fmt.Errorf("failed to reindex addresses table: %v", err)
}
}
return true, nil
}
func (pgb *ChainDB) handleAgendasVotingMilestonesUpgrade() (int64, error) {
var errorLog = func(agenda, idType string, err error) {
if err != nil {
log.Warnf("%s height for agenda %s wasn't set: %v", agenda, idType, err)
}
}
var rowsUpdated int64
for id, milestones := range VotingMilestones {
for name, val := range map[string]int64{
"activated": milestones.Activated,
"locked_in": milestones.LockedIn,
"hard_forked": milestones.HardForked,
} {
if val > 0 {
query := fmt.Sprintf("UPDATE agendas SET %v=true WHERE block_height=$1 AND agenda_id=$2", name)
_, err := pgb.db.Exec(query, val, id)
errorLog(name, id, err)
rowsUpdated++
}
}
}
return rowsUpdated, nil
}
func (pgb *ChainDB) handleVinsTableMainchainupgrade() (int64, error) {
// Get all of the block hashes
log.Infof(" - Retrieving all block hashes...")
blockHashes, err := RetrieveBlocksHashesAll(pgb.db)
if err != nil {
return 0, fmt.Errorf("unable to retrieve all block hashes: %v", err)
}
log.Infof(" - Updating vins data for each transactions in every block...")
var rowsUpdated int64
for i, blockHash := range blockHashes {
vinDbIDsBlk, areValid, areMainchain, err := RetrieveTxnsVinsByBlock(pgb.db, blockHash)
if err != nil {
return 0, fmt.Errorf("unable to retrieve vin data for block %s: %v", blockHash, err)
}
numUpd, err := pgb.upgradeVinsMainchainForMany(vinDbIDsBlk, areValid, areMainchain)
if err != nil {
log.Warnf("unable to set valid/mainchain for vins: %v", err)
}
rowsUpdated += numUpd
if i%10000 == 0 {
log.Debugf(" -- updated %d vins for %d of %d blocks", rowsUpdated, i+1, len(blockHashes))
}
}
return rowsUpdated, nil
}
func (pgb *ChainDB) upgradeVinsMainchainForMany(vinDbIDsBlk []dbtypes.UInt64Array,
areValid, areMainchain []bool) (int64, error) {
var rowsUpdated int64
// each transaction
for it, vs := range vinDbIDsBlk {
// each vin
numUpd, err := pgb.upgradeVinsMainchainOneTxn(vs, areValid[it], areMainchain[it])
if err != nil {
continue
}
rowsUpdated += numUpd
}
return rowsUpdated, nil
}
func (pgb *ChainDB) upgradeVinsMainchainOneTxn(vinDbIDs dbtypes.UInt64Array,
isValid, isMainchain bool) (int64, error) {
var rowsUpdated int64
// each vin
for _, vinDbID := range vinDbIDs {
result, err := pgb.db.Exec(internal.SetIsValidIsMainchainByVinID,
vinDbID, isValid, isMainchain)
if err != nil {
log.Warnf("db ID not found: %d", vinDbID)
continue
}
c, err := result.RowsAffected()
if err != nil {
return 0, err
}
rowsUpdated += c
}
return rowsUpdated, nil
}
func (pgb *ChainDB) handleTxTypeHistogramUpgrade(bestBlock uint64, upgrade tableUpgradeType) (int64, error) {
var i, diff uint64
// diff is the payload process at once without using over using the memory
diff = 50000
var rowModified int64
// Indexing the addresses table
log.Infof("Indexing on addresses table just to hasten the update")
_, err := pgb.db.Exec("CREATE INDEX xxxxx_histogram ON addresses(tx_vin_vout_row_id, is_funding)")
if err != nil {
log.Warnf("histogram upgrade maybe slower since indexing failed: %v", err)
} else {
defer func() {
_, err = pgb.db.Exec("DROP INDEX xxxxx_histogram;")
if err != nil {
log.Warnf("droping the histogram index failed: %v", err)
}
}()
}
for i < bestBlock {
if (bestBlock - i) < diff {
diff = (bestBlock - i)
}
val := (i + 1)
i += diff
log.Infof(" - Retrieving data from txs table between height %d and %d ...", val, i)
rows, err := pgb.db.Query(internal.SelectTxsVinsAndVoutsIDs, val, i)
if err != nil {
return 0, err
}
var dbIDs = make([]VinVoutTypeUpdateData, 0)
for rows.Next() {
rowIDs := VinVoutTypeUpdateData{}
err = rows.Scan(&rowIDs.TxType, &rowIDs.VinsDbIDs, &rowIDs.VoutsDbIDs)
if err != nil {
return 0, err
}
dbIDs = append(dbIDs, rowIDs)
}
closeRows(rows)
switch upgrade {
case vinsTxHistogramUpgrade:
log.Infof("Populating vins table with data between height %d and %d ...", val, i)
case addressesTxHistogramUpgrade:
log.Infof("Populating addresses table with data between height %d and %d ...", val, i)
default:
return 0, fmt.Errorf("unsupported upgrade found: %v", upgrade)
}
for _, rowIDs := range dbIDs {
var vinsCount, voutsCount int64
switch upgrade {
case vinsTxHistogramUpgrade:
vinsCount, err = pgb.updateVinsTxTypeHistogramUpgrade(rowIDs.TxType,
rowIDs.VinsDbIDs)
case addressesTxHistogramUpgrade:
vinsCount, err = pgb.updateAddressesTxTypeHistogramUpgrade(rowIDs.TxType,
false, rowIDs.VinsDbIDs)
if err != nil {
return 0, err
}
voutsCount, err = pgb.updateAddressesTxTypeHistogramUpgrade(rowIDs.TxType, true,
rowIDs.VoutsDbIDs)
}
if err != nil {
return 0, err
}
rowModified += (vinsCount + voutsCount)
}
}
return rowModified, nil
}
func (pgb *ChainDB) updateVinsTxTypeHistogramUpgrade(txType stake.TxType,
vinIDs dbtypes.UInt64Array) (int64, error) {
var rowsUpdated int64
// each vin
for _, vinDbID := range vinIDs {
result, err := pgb.db.Exec(internal.SetTxTypeOnVinsByVinIDs, txType, vinDbID)
if err != nil {
return 0, err
}
c, err := result.RowsAffected()
if err != nil {
return 0, err
}
rowsUpdated += c
}
return rowsUpdated, nil
}
func (pgb *ChainDB) updateAddressesTxTypeHistogramUpgrade(txType stake.TxType,
isFunding bool, vinVoutRowIDs dbtypes.UInt64Array) (int64, error) {
var rowsUpdated int64
// each address entry with a vin db row id or with vout db row id
for _, rowDbID := range vinVoutRowIDs {
result, err := pgb.db.Exec(internal.SetTxTypeOnAddressesByVinAndVoutIDs,
txType, rowDbID, isFunding)
if err != nil {
return 0, err
}
c, err := result.RowsAffected()
if err != nil {
return 0, err
}
rowsUpdated += c
}
return rowsUpdated, nil
}
// updateAllVotesMainchain sets is_mainchain for all votes according to their
// containing block.
func updateAllVotesMainchain(db *sql.DB) (rowsUpdated int64, err error) {
return sqlExec(db, internal.UpdateVotesMainchainAll,
"failed to update votes and mainchain status")
}
// updateAllTicketsMainchain sets is_mainchain for all tickets according to
// their containing block.
func updateAllTicketsMainchain(db *sql.DB) (rowsUpdated int64, err error) {
return sqlExec(db, internal.UpdateTicketsMainchainAll,
"failed to update tickets and mainchain status")
}
// updateAllTxnsValidMainchain sets is_mainchain and is_valid for all
// transactions according to their containing block.
func updateAllTxnsValidMainchain(db *sql.DB) (rowsUpdated int64, err error) {
rowsUpdated, err = sqlExec(db, internal.UpdateRegularTxnsValidAll,
"failed to update regular transactions' validity status")
if err != nil {
return
}
return sqlExec(db, internal.UpdateTxnsMainchainAll,
"failed to update all transactions' mainchain status")
}
// updateAllAddressesValidMainchain sets valid_mainchain for all addresses table
// rows according to their corresponding transaction.
func updateAllAddressesValidMainchain(db *sql.DB) (rowsUpdated int64, err error) {
return sqlExec(db, internal.UpdateValidMainchainFromTransactions,
"failed to update addresses rows valid_mainchain status")
}
// updateAddressesValidMainchainPatch selectively sets valid_mainchain for
// addresses table rows that are set incorrectly according to their
// corresponding transaction.
func updateAddressesValidMainchainPatch(db *sql.DB) (rowsUpdated int64, err error) {
return sqlExec(db, internal.UpdateAddressesGloballyInvalid,
"failed to update addresses rows valid_mainchain status")
}
// updateAddressesMatchingTxHashPatch selectively sets matching_tx_hash for
// addresses table rows that are set incorrectly according to their
// corresponding transaction.
func updateAddressesMatchingTxHashPatch(db *sql.DB) (rowsUpdated int64, err error) {
return sqlExec(db, internal.UpdateAddressesFundingMatchingHash,
"failed to update addresses rows matching_tx_hash")
}
// handleBlocksTableMainchainUpgrade sets is_mainchain=true for all blocks in
// the main chain, starting with the best block and working back to genesis.
func (pgb *ChainDB) handleBlocksTableMainchainUpgrade(bestBlock string) (int64, error) {
// Start at best block, upgrade, and move to previous block. Stop after
// genesis, which previous block hash is the zero hash.
var blocksUpdated int64
previousHash, thisBlockHash := bestBlock, bestBlock
for !bytes.Equal(zeroHashStringBytes, []byte(previousHash)) {
// set is_mainchain=1 and get previous_hash
var err error
previousHash, err = SetMainchainByBlockHash(pgb.db, thisBlockHash, true)
if err != nil {
return blocksUpdated, fmt.Errorf("SetMainchainByBlockHash for block %s failed: %v",
thisBlockHash, err)
}
blocksUpdated++
// genesis is not in the block_chain table. All done!
if bytes.Equal(zeroHashStringBytes, []byte(previousHash)) {
break
}
// patch block_chain table
err = UpdateBlockNextByHash(pgb.db, previousHash, thisBlockHash)
if err != nil {
log.Errorf("Failed to update next_hash in block_chain for block %s", previousHash)
}
thisBlockHash = previousHash
}
return blocksUpdated, nil
}
// handleTransactionsTableMainchainUpgrade sets is_mainchain and is_valid for
// all transactions according to their containing block. The number of
// transactions updates is returned, along with an error value.
func (pgb *ChainDB) handleTransactionsTableMainchainUpgrade() (int64, error) {
return updateAllTxnsValidMainchain(pgb.db)
}
// handlevinsTableCoinSupplyUpgrade implements the upgrade to the new newly added columns
// in the vins table. The new columns are mainly used for the coin supply chart.
// If all the new columns are not added, quit the db upgrade.
func (pgb *ChainDB) handlevinsTableCoinSupplyUpgrade(msgBlock *wire.MsgBlock) (int64, error) {
var isValid bool
var rowsUpdated int64
var err = pgb.db.QueryRow(`SELECT is_valid, is_mainchain FROM blocks WHERE hash = $1 ;`,
msgBlock.BlockHash().String()).Scan(&isValid)
if err != nil {
return 0, err
}
// isMainchain does not mater since it is not used in this upgrade.
_, _, stakedDbTxVins := dbtypes.ExtractBlockTransactions(
msgBlock, wire.TxTreeStake, pgb.chainParams, isValid, false)
_, _, regularDbTxVins := dbtypes.ExtractBlockTransactions(
msgBlock, wire.TxTreeRegular, pgb.chainParams, isValid, false)
dbTxVins := append(stakedDbTxVins, regularDbTxVins...)
for _, v := range dbTxVins {
for _, s := range v {
// does not set is_mainchain
result, err := pgb.db.Exec(internal.SetVinsTableCoinSupplyUpgrade,
s.IsValid, s.Time, s.ValueIn, s.TxID, s.TxIndex, s.TxTree)
if err != nil {
return 0, err
}
c, err := result.RowsAffected()
if err != nil {
return 0, err
}
rowsUpdated += c
}
}
return rowsUpdated, nil
}
// handleAgendasTableUpgrade implements the upgrade to the newly added agenda table.
func (pgb *ChainDB) handleAgendasTableUpgrade(msgBlock *wire.MsgBlock) (int64, error) {
// neither isValid or isMainchain are important
dbTxns, _, _ := dbtypes.ExtractBlockTransactions(msgBlock,
wire.TxTreeStake, pgb.chainParams, true, false)
var rowsUpdated int64
for i, tx := range dbTxns {
if tx.TxType != int16(stake.TxTypeSSGen) {
continue
}
_, _, _, choices, err := txhelpers.SSGenVoteChoices(msgBlock.STransactions[i],
pgb.chainParams)
if err != nil {
return 0, err
}
var rowID uint64
for _, val := range choices {
// check if agenda id exists, if not it skips to the next agenda id
var progress, ok = VotingMilestones[val.ID]
if !ok {
log.Debugf("The Agenda ID: '%s' is unknown", val.ID)
continue
}
var index, err = dbtypes.ChoiceIndexFromStr(val.Choice.Id)
if err != nil {
return 0, err
}
err = pgb.db.QueryRow(internal.MakeAgendaInsertStatement(false),
val.ID, index, tx.TxID, tx.BlockHeight, tx.BlockTime,
progress.LockedIn == tx.BlockHeight,
progress.Activated == tx.BlockHeight,
progress.HardForked == tx.BlockHeight).Scan(&rowID)
if err != nil {
return 0, err
}
rowsUpdated++
}
}
return rowsUpdated, nil
}
// haveEmptyAgendasTable checks if the agendas table is empty. If the agenda
// table exists bool false is returned otherwise bool true is returned.
// If the table is not empty then this upgrade doesn't proceed.
func haveEmptyAgendasTable(db *sql.DB) (bool, error) {
var isExists int
var err = db.QueryRow(`SELECT COUNT(*) FROM agendas;`).Scan(&isExists)
if err != nil {
return false, err
}
if isExists != 0 {
return false, nil
}
return true, nil
}
type newColumn struct {
Name string
Type string
Default string
}
// addNewColumnsIfNotFound checks if the new columns already exist and adds them
// if they are missing. If any of the expected new columns exist the upgrade is
// ready to go (and any existing columns will be patched).
func addNewColumnsIfNotFound(db *sql.DB, table string, newColumns []newColumn) (bool, error) {
for ic := range newColumns {
var isRowFound bool
err := db.QueryRow(`SELECT EXISTS( SELECT column_name FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_name = $1 AND column_name = $2 );`, table, newColumns[ic].Name).Scan(&isRowFound)
if err != nil {
return false, err
}
if isRowFound {
return true, nil
}
log.Infof("Adding column %s to table %s...", newColumns[ic].Name, table)
var result sql.Result
if newColumns[ic].Default != "" {
result, err = db.Exec(fmt.Sprintf("ALTER TABLE %s ADD COLUMN %s %s DEFAULT %s;",
table, newColumns[ic].Name, newColumns[ic].Type, newColumns[ic].Default))
} else {
result, err = db.Exec(fmt.Sprintf("ALTER TABLE %s ADD COLUMN %s %s;",
table, newColumns[ic].Name, newColumns[ic].Type))
}
if err != nil {
return false, err
}
_, err = result.RowsAffected()
if err != nil {
return false, err
}
}
return true, nil
}
func addVinsColumnsForHistogramUpgrade(db *sql.DB) (bool, error) {
// The new columns and their data types
newColumns := []newColumn{
{"tx_type", "INT4", ""},
}
return addNewColumnsIfNotFound(db, "vins", newColumns)
}