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bigtable.go
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package db
import (
"context"
"encoding/binary"
"eth2-exporter/types"
"eth2-exporter/utils"
"fmt"
"math"
"os"
"sort"
"strconv"
"strings"
"sync"
"time"
gcp_bigtable "cloud.google.com/go/bigtable"
"github.com/go-redis/redis/v8"
itypes "github.com/gobitfly/eth-rewards/types"
"github.com/sirupsen/logrus"
"golang.org/x/sync/errgroup"
"google.golang.org/api/option"
"google.golang.org/protobuf/proto"
)
var BigtableClient *Bigtable
const (
DEFAULT_FAMILY = "f"
VALIDATOR_BALANCES_FAMILY = "vb"
VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY = "ha"
ATTESTATIONS_FAMILY = "at"
PROPOSALS_FAMILY = "pr"
SYNC_COMMITTEES_FAMILY = "sc"
INCOME_DETAILS_COLUMN_FAMILY = "id"
STATS_COLUMN_FAMILY = "stats"
MACHINE_METRICS_COLUMN_FAMILY = "mm"
SERIES_FAMILY = "series"
SUM_COLUMN = "sum"
MAX_CL_BLOCK_NUMBER = 1000000000 - 1
MAX_EL_BLOCK_NUMBER = 1000000000
MAX_EPOCH = 1000000000 - 1
max_block_number_v1 = 1000000000
max_epoch_v1 = 1000000000
MAX_BATCH_MUTATIONS = 100000
DEFAULT_BATCH_INSERTS = 10000
REPORT_TIMEOUT = time.Second * 10
)
type Bigtable struct {
client *gcp_bigtable.Client
tableBeaconchain *gcp_bigtable.Table
tableValidators *gcp_bigtable.Table
tableValidatorsHistory *gcp_bigtable.Table
tableData *gcp_bigtable.Table
tableBlocks *gcp_bigtable.Table
tableMetadataUpdates *gcp_bigtable.Table
tableMetadata *gcp_bigtable.Table
tableMachineMetrics *gcp_bigtable.Table
redisCache *redis.Client
LastAttestationCache map[uint64]uint64
LastAttestationCacheMux *sync.Mutex
chainId string
v2SchemaCutOffEpoch uint64
machineMetricsQueuedWritesChan chan (types.BulkMutation)
}
func InitBigtable(project, instance, chainId, redisAddress string) (*Bigtable, error) {
if utils.Config.Bigtable.Emulator {
if utils.Config.Bigtable.EmulatorHost == "" {
utils.Config.Bigtable.EmulatorHost = "127.0.0.1"
}
logger.Infof("using emulated local bigtable environment, setting BIGTABLE_EMULATOR_HOST env variable to %s:%d", utils.Config.Bigtable.EmulatorHost, utils.Config.Bigtable.EmulatorPort)
err := os.Setenv("BIGTABLE_EMULATOR_HOST", fmt.Sprintf("%s:%d", utils.Config.Bigtable.EmulatorHost, utils.Config.Bigtable.EmulatorPort))
if err != nil {
logger.Fatalf("unable to set bigtable emulator environment variable: %v", err)
}
}
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
poolSize := 50
btClient, err := gcp_bigtable.NewClient(ctx, project, instance, option.WithGRPCConnectionPool(poolSize))
// btClient, err := gcp_bigtable.NewClient(context.Background(), project, instance)
if err != nil {
return nil, err
}
rdc := redis.NewClient(&redis.Options{
Addr: redisAddress,
ReadTimeout: time.Second * 20,
})
if err := rdc.Ping(ctx).Err(); err != nil {
return nil, err
}
bt := &Bigtable{
client: btClient,
tableData: btClient.Open("data"),
tableBlocks: btClient.Open("blocks"),
tableMetadataUpdates: btClient.Open("metadata_updates"),
tableMetadata: btClient.Open("metadata"),
tableBeaconchain: btClient.Open("beaconchain"),
tableMachineMetrics: btClient.Open("machine_metrics"),
tableValidators: btClient.Open("beaconchain_validators"),
tableValidatorsHistory: btClient.Open("beaconchain_validators_history"),
chainId: chainId,
redisCache: rdc,
LastAttestationCacheMux: &sync.Mutex{},
v2SchemaCutOffEpoch: utils.Config.Bigtable.V2SchemaCutOffEpoch,
machineMetricsQueuedWritesChan: make(chan types.BulkMutation, MAX_BATCH_MUTATIONS),
}
if utils.Config.Frontend.Enabled { // Only activate machine metrics inserts on frontend / api instances
go bt.commitQueuedMachineMetricWrites()
}
BigtableClient = bt
return bt, nil
}
func (bigtable *Bigtable) commitQueuedMachineMetricWrites() {
// copy the pending mutations over and commit them
batchSize := 10000
muts := types.NewBulkMutations(batchSize)
tmr := time.NewTicker(time.Second * 10)
for {
select {
case mut, ok := <-bigtable.machineMetricsQueuedWritesChan:
if ok {
muts.Keys = append(muts.Keys, mut.Key)
muts.Muts = append(muts.Muts, mut.Mut)
}
if len(muts.Keys) >= batchSize || !ok && len(muts.Keys) > 0 { // commit when batch size is reached or on channel close
logger.Infof("committing %v queued machine metric inserts (trigger=batchSize, ok=%v)", len(muts.Keys), ok)
err := bigtable.WriteBulk(muts, bigtable.tableMachineMetrics, batchSize)
if err == nil {
muts = types.NewBulkMutations(batchSize)
} else {
logger.Errorf("error writing queued machine metrics to bigtable: %v", err)
}
}
if !ok { // insert chan is closed, stop the timer and exit
tmr.Stop()
logger.Infof("stopping batched machine metrics insert")
return
}
case <-tmr.C:
if len(muts.Keys) > 0 {
logger.Infof("committing %v queued machine metric inserts (trigger=timeout)", len(muts.Keys))
err := bigtable.WriteBulk(muts, bigtable.tableMachineMetrics, DEFAULT_BATCH_INSERTS)
if err == nil {
muts = types.NewBulkMutations(batchSize)
} else {
logger.Errorf("error writing queued machine metrics to bigtable: %v", err)
}
}
}
}
}
func (bigtable *Bigtable) Close() {
close(bigtable.machineMetricsQueuedWritesChan)
time.Sleep(time.Second * 5)
bigtable.client.Close()
}
func (bigtable *Bigtable) GetClient() *gcp_bigtable.Client {
return bigtable.client
}
func (bigtable *Bigtable) SaveMachineMetric(process string, userID uint64, machine string, data []byte) error {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
rowKeyData := fmt.Sprintf("u:%s:p:%s:m:%v", bigtable.reversePaddedUserID(userID), process, machine)
ts := gcp_bigtable.Now()
rateLimitKey := fmt.Sprintf("%s:%d", rowKeyData, ts.Time().Minute())
keySet, err := bigtable.redisCache.SetNX(ctx, rateLimitKey, "1", time.Minute).Result()
if err != nil {
return err
}
if !keySet {
return fmt.Errorf("rate limit, last metric insert was less than 1 min ago")
}
// for limiting machines per user, add the machine field to a redis set
// bucket period is 15mins
machineLimitKey := fmt.Sprintf("%s:%d", bigtable.reversePaddedUserID(userID), ts.Time().Minute()%15)
pipe := bigtable.redisCache.Pipeline()
pipe.SAdd(ctx, machineLimitKey, machine)
pipe.Expire(ctx, machineLimitKey, time.Minute*15)
_, err = pipe.Exec(ctx)
if err != nil {
return err
}
dataMut := gcp_bigtable.NewMutation()
dataMut.Set(MACHINE_METRICS_COLUMN_FAMILY, "v1", ts, data)
bulkMut := types.BulkMutation{ // schedule the mutation for writing
Key: rowKeyData,
Mut: dataMut,
}
bigtable.machineMetricsQueuedWritesChan <- bulkMut
return nil
}
func (bigtable Bigtable) getMachineMetricNamesMap(userID uint64, searchDepth int) (map[string]bool, error) {
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Second*30))
defer cancel()
rangePrefix := fmt.Sprintf("u:%s:p:", bigtable.reversePaddedUserID(userID))
filter := gcp_bigtable.ChainFilters(
gcp_bigtable.FamilyFilter(MACHINE_METRICS_COLUMN_FAMILY),
gcp_bigtable.LatestNFilter(searchDepth),
gcp_bigtable.TimestampRangeFilter(time.Now().Add(time.Duration(searchDepth*-1)*time.Minute), time.Now()),
gcp_bigtable.StripValueFilter(),
)
machineNames := make(map[string]bool)
err := bigtable.tableMachineMetrics.ReadRows(ctx, gcp_bigtable.PrefixRange(rangePrefix), func(r gcp_bigtable.Row) bool {
success, _, machine, _ := machineMetricRowParts(r.Key())
if !success {
return false
}
machineNames[machine] = true
return true
}, gcp_bigtable.RowFilter(filter))
if err != nil {
return machineNames, err
}
return machineNames, nil
}
func (bigtable Bigtable) GetMachineMetricsMachineNames(userID uint64) ([]string, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"userId": userID,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
names, err := bigtable.getMachineMetricNamesMap(userID, 300)
if err != nil {
return nil, err
}
result := []string{}
for key := range names {
result = append(result, key)
}
return result, nil
}
func (bigtable Bigtable) GetMachineMetricsMachineCount(userID uint64) (uint64, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"userId": userID,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
ctx, cancel := context.WithTimeout(context.Background(), time.Second*10)
defer cancel()
machineLimitKey := fmt.Sprintf("%s:%d", bigtable.reversePaddedUserID(userID), time.Now().Minute()%15)
card, err := bigtable.redisCache.SCard(ctx, machineLimitKey).Result()
if err != nil {
return 0, err
}
return uint64(card), nil
}
func (bigtable Bigtable) GetMachineMetricsNode(userID uint64, limit, offset int) ([]*types.MachineMetricNode, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"userId": userID,
"limit": limit,
"offset": offset,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
return getMachineMetrics(bigtable, "beaconnode", userID, limit, offset,
func(data []byte, machine string) *types.MachineMetricNode {
obj := &types.MachineMetricNode{}
err := proto.Unmarshal(data, obj)
if err != nil {
return nil
}
obj.Machine = &machine
return obj
},
)
}
func (bigtable Bigtable) GetMachineMetricsValidator(userID uint64, limit, offset int) ([]*types.MachineMetricValidator, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"userId": userID,
"limit": limit,
"offset": offset,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
return getMachineMetrics(bigtable, "validator", userID, limit, offset,
func(data []byte, machine string) *types.MachineMetricValidator {
obj := &types.MachineMetricValidator{}
err := proto.Unmarshal(data, obj)
if err != nil {
return nil
}
obj.Machine = &machine
return obj
},
)
}
func (bigtable Bigtable) GetMachineMetricsSystem(userID uint64, limit, offset int) ([]*types.MachineMetricSystem, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"userId": userID,
"limit": limit,
"offset": offset,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
return getMachineMetrics(bigtable, "system", userID, limit, offset,
func(data []byte, machine string) *types.MachineMetricSystem {
obj := &types.MachineMetricSystem{}
err := proto.Unmarshal(data, obj)
if err != nil {
return nil
}
obj.Machine = &machine
return obj
},
)
}
func getMachineMetrics[T types.MachineMetricSystem | types.MachineMetricNode | types.MachineMetricValidator](bigtable Bigtable, process string, userID uint64, limit, offset int, marshler func(data []byte, machine string) *T) ([]*T, error) {
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Second*30))
defer cancel()
rangePrefix := fmt.Sprintf("u:%s:p:%s:m:", bigtable.reversePaddedUserID(userID), process)
res := make([]*T, 0)
if offset <= 0 {
offset = 1
}
filter := gcp_bigtable.ChainFilters(
gcp_bigtable.FamilyFilter(MACHINE_METRICS_COLUMN_FAMILY),
gcp_bigtable.LatestNFilter(limit),
gcp_bigtable.CellsPerRowOffsetFilter(offset),
)
gapSize := getMachineStatsGap(uint64(limit))
err := bigtable.tableMachineMetrics.ReadRows(ctx, gcp_bigtable.PrefixRange(rangePrefix), func(r gcp_bigtable.Row) bool {
success, _, machine, _ := machineMetricRowParts(r.Key())
if !success {
return false
}
var count = -1
for _, ri := range r[MACHINE_METRICS_COLUMN_FAMILY] {
count++
if count%gapSize != 0 {
continue
}
obj := marshler(ri.Value, machine)
if obj == nil {
return false
}
res = append(res, obj)
}
return true
}, gcp_bigtable.RowFilter(filter))
if err != nil {
return nil, err
}
return res, nil
}
func (bigtable Bigtable) GetMachineRowKey(userID uint64, process string, machine string) string {
return fmt.Sprintf("u:%s:p:%s:m:%s", bigtable.reversePaddedUserID(userID), process, machine)
}
// Returns a map[userID]map[machineName]machineData
// machineData contains the latest machine data in CurrentData
// and 5 minute old data in fiveMinuteOldData (defined in limit)
// as well as the insert timestamps of both
func (bigtable Bigtable) GetMachineMetricsForNotifications(rowKeys gcp_bigtable.RowList) (map[uint64]map[string]*types.MachineMetricSystemUser, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"rowKeys": rowKeys,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Second*200))
defer cancel()
res := make(map[uint64]map[string]*types.MachineMetricSystemUser) // userID -> machine -> data
limit := 5
filter := gcp_bigtable.ChainFilters(
gcp_bigtable.FamilyFilter(MACHINE_METRICS_COLUMN_FAMILY),
gcp_bigtable.LatestNFilter(limit),
)
err := bigtable.tableMachineMetrics.ReadRows(ctx, rowKeys, func(r gcp_bigtable.Row) bool {
success, userID, machine, _ := machineMetricRowParts(r.Key())
if !success {
return false
}
count := 0
for _, ri := range r[MACHINE_METRICS_COLUMN_FAMILY] {
obj := &types.MachineMetricSystem{}
err := proto.Unmarshal(ri.Value, obj)
if err != nil {
return false
}
if _, found := res[userID]; !found {
res[userID] = make(map[string]*types.MachineMetricSystemUser)
}
last, found := res[userID][machine]
if found && count == limit-1 {
res[userID][machine] = &types.MachineMetricSystemUser{
UserID: userID,
Machine: machine,
CurrentData: last.CurrentData,
FiveMinuteOldData: obj,
CurrentDataInsertTs: last.CurrentDataInsertTs,
FiveMinuteOldDataInsertTs: ri.Timestamp.Time().Unix(),
}
} else {
res[userID][machine] = &types.MachineMetricSystemUser{
UserID: userID,
Machine: machine,
CurrentData: obj,
FiveMinuteOldData: nil,
CurrentDataInsertTs: ri.Timestamp.Time().Unix(),
FiveMinuteOldDataInsertTs: 0,
}
}
count++
}
return true
}, gcp_bigtable.RowFilter(filter))
if err != nil {
return nil, err
}
return res, nil
}
func machineMetricRowParts(r string) (bool, uint64, string, string) {
keySplit := strings.Split(r, ":")
userID, err := strconv.ParseUint(keySplit[1], 10, 64)
if err != nil {
logger.Errorf("error parsing slot from row key %v: %v", r, err)
return false, 0, "", ""
}
userID = ^uint64(0) - userID
machine := ""
if len(keySplit) >= 6 {
machine = keySplit[5]
}
process := keySplit[3]
return true, userID, machine, process
}
func (bigtable *Bigtable) SaveValidatorBalances(epoch uint64, validators []*types.Validator) error {
ctx, cancel := context.WithTimeout(context.Background(), time.Minute*5)
defer cancel()
// start := time.Now()
ts := gcp_bigtable.Timestamp(0)
muts := types.NewBulkMutations(len(validators))
highestActiveIndex := uint64(0)
epochKey := bigtable.reversedPaddedEpoch(epoch)
for _, validator := range validators {
if validator.Balance > 0 && validator.Index > highestActiveIndex {
highestActiveIndex = validator.Index
}
balanceEncoded := make([]byte, 8)
binary.LittleEndian.PutUint64(balanceEncoded, validator.Balance)
effectiveBalanceEncoded := make([]byte, 8)
binary.LittleEndian.PutUint64(effectiveBalanceEncoded, validator.EffectiveBalance)
combined := append(balanceEncoded, effectiveBalanceEncoded...)
mut := &gcp_bigtable.Mutation{}
mut.Set(VALIDATOR_BALANCES_FAMILY, "b", ts, combined)
key := fmt.Sprintf("%s:%s:%s:%s", bigtable.chainId, bigtable.validatorIndexToKey(validator.Index), VALIDATOR_BALANCES_FAMILY, epochKey)
muts.Add(key, mut)
}
err := bigtable.WriteBulk(muts, bigtable.tableValidatorsHistory, MAX_BATCH_MUTATIONS)
if err != nil {
return err
}
// store the highes active validator index for that epoch
highestActiveIndexEncoded := make([]byte, 8)
binary.LittleEndian.PutUint64(highestActiveIndexEncoded, highestActiveIndex)
mut := &gcp_bigtable.Mutation{}
mut.Set(VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY, VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY, ts, highestActiveIndexEncoded)
key := fmt.Sprintf("%s:%s:%s", bigtable.chainId, VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY, epochKey)
err = bigtable.tableValidatorsHistory.Apply(ctx, key, mut)
if err != nil {
return err
}
return nil
}
func (bigtable *Bigtable) SaveProposalAssignments(epoch uint64, assignments map[uint64]uint64) error {
start := time.Now()
ts := gcp_bigtable.Timestamp(0)
muts := types.NewBulkMutations(len(assignments))
for slot, validator := range assignments {
mut := gcp_bigtable.NewMutation()
mut.Set(PROPOSALS_FAMILY, "p", ts, []byte{})
key := fmt.Sprintf("%s:%s:%s:%s:%s", bigtable.chainId, bigtable.validatorIndexToKey(validator), PROPOSALS_FAMILY, bigtable.reversedPaddedEpoch(epoch), bigtable.reversedPaddedSlot(slot))
muts.Add(key, mut)
}
err := bigtable.WriteBulk(muts, bigtable.tableValidatorsHistory, MAX_BATCH_MUTATIONS)
if err != nil {
return err
}
logger.Infof("exported proposal assignments to bigtable in %v", time.Since(start))
return nil
}
func (bigtable *Bigtable) SaveAttestationDuties(duties map[types.Slot]map[types.ValidatorIndex][]types.Slot) error {
// Initialize in memory last attestation cache lazily
bigtable.LastAttestationCacheMux.Lock()
if bigtable.LastAttestationCache == nil {
t := time.Now()
var err error
bigtable.LastAttestationCache, err = bigtable.GetLastAttestationSlots([]uint64{})
if err != nil {
bigtable.LastAttestationCacheMux.Unlock()
return err
}
logger.Infof("initialized in memory last attestation slot cache with %v validators in %v", len(bigtable.LastAttestationCache), time.Since(t))
}
bigtable.LastAttestationCacheMux.Unlock()
ctx, cancel := context.WithTimeout(context.Background(), time.Minute*5)
defer cancel()
start := time.Now()
mutsInclusionSlot := types.NewBulkMutations(MAX_BATCH_MUTATIONS)
mutLastAttestationSlot := gcp_bigtable.NewMutation()
mutLastAttestationSlotCount := 0
for attestedSlot, validators := range duties {
for validator, inclusions := range validators {
epoch := utils.EpochOfSlot(uint64(attestedSlot))
bigtable.LastAttestationCacheMux.Lock()
if len(inclusions) == 0 { // for missed attestations we write the max block number which will yield a cell ts of 0
inclusions = append(inclusions, MAX_CL_BLOCK_NUMBER)
}
for _, inclusionSlot := range inclusions {
key := fmt.Sprintf("%s:%s:%s:%s", bigtable.chainId, bigtable.validatorIndexToKey(uint64(validator)), ATTESTATIONS_FAMILY, bigtable.reversedPaddedEpoch(epoch))
mutInclusionSlot := gcp_bigtable.NewMutation()
mutInclusionSlot.Set(ATTESTATIONS_FAMILY, fmt.Sprintf("%d", attestedSlot), gcp_bigtable.Timestamp((MAX_CL_BLOCK_NUMBER-inclusionSlot)*1000), []byte{})
mutsInclusionSlot.Add(key, mutInclusionSlot)
if inclusionSlot != MAX_CL_BLOCK_NUMBER && uint64(attestedSlot) > bigtable.LastAttestationCache[uint64(validator)] {
mutLastAttestationSlot.Set(ATTESTATIONS_FAMILY, fmt.Sprintf("%d", validator), gcp_bigtable.Timestamp((attestedSlot)*1000), []byte{})
bigtable.LastAttestationCache[uint64(validator)] = uint64(attestedSlot)
mutLastAttestationSlotCount++
if mutLastAttestationSlotCount == MAX_BATCH_MUTATIONS {
mutStart := time.Now()
err := bigtable.tableValidators.Apply(ctx, fmt.Sprintf("%s:lastAttestationSlot", bigtable.chainId), mutLastAttestationSlot)
if err != nil {
bigtable.LastAttestationCacheMux.Unlock()
return fmt.Errorf("error applying last attestation slot mutations: %v", err)
}
mutLastAttestationSlot = gcp_bigtable.NewMutation()
mutLastAttestationSlotCount = 0
logger.Infof("applyied last attestation slot mutations in %v", time.Since(mutStart))
}
}
}
bigtable.LastAttestationCacheMux.Unlock()
}
}
err := bigtable.WriteBulk(mutsInclusionSlot, bigtable.tableValidatorsHistory, MAX_BATCH_MUTATIONS)
if err != nil {
return fmt.Errorf("error writing attestation inclusion slot mutations: %v", err)
}
if mutLastAttestationSlotCount > 0 {
err := bigtable.tableValidators.Apply(ctx, fmt.Sprintf("%s:lastAttestationSlot", bigtable.chainId), mutLastAttestationSlot)
if err != nil {
return fmt.Errorf("error applying last attestation slot mutations: %v", err)
}
}
logger.Infof("exported %v attestations to bigtable in %v", mutsInclusionSlot.Len(), time.Since(start))
return nil
}
// This method is only to be used for migrating the last attestation slot to bigtable and should not be used for any other purpose
func (bigtable *Bigtable) SetLastAttestationSlot(validator uint64, lastAttestationSlot uint64) error {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
mutLastAttestationSlot := gcp_bigtable.NewMutation()
mutLastAttestationSlot.Set(ATTESTATIONS_FAMILY, fmt.Sprintf("%d", validator), gcp_bigtable.Timestamp(lastAttestationSlot*1000), []byte{})
err := bigtable.tableValidators.Apply(ctx, fmt.Sprintf("%s:lastAttestationSlot", bigtable.chainId), mutLastAttestationSlot)
if err != nil {
return err
}
return nil
}
func (bigtable *Bigtable) SaveProposal(block *types.Block) error {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
start := time.Now()
if len(block.BlockRoot) != 32 { // skip dummy blocks
return nil
}
mut := gcp_bigtable.NewMutation()
mut.Set(PROPOSALS_FAMILY, "b", gcp_bigtable.Timestamp((MAX_CL_BLOCK_NUMBER-block.Slot)*1000), []byte{})
key := fmt.Sprintf("%s:%s:%s:%s:%s", bigtable.chainId, bigtable.validatorIndexToKey(block.Proposer), PROPOSALS_FAMILY, bigtable.reversedPaddedEpoch(utils.EpochOfSlot(block.Slot)), bigtable.reversedPaddedSlot(block.Slot))
err := bigtable.tableValidatorsHistory.Apply(ctx, key, mut)
if err != nil {
return err
}
logger.Infof("exported proposal to bigtable in %v", time.Since(start))
return nil
}
func (bigtable *Bigtable) SaveSyncComitteeDuties(duties map[types.Slot]map[types.ValidatorIndex]bool) error {
start := time.Now()
if len(duties) == 0 {
logger.Infof("no sync duties to export")
return nil
}
muts := types.NewBulkMutations(int(utils.Config.Chain.ClConfig.SlotsPerEpoch*utils.Config.Chain.ClConfig.SyncCommitteeSize + 1))
for slot, validators := range duties {
for validator, participated := range validators {
mut := gcp_bigtable.NewMutation()
if participated {
mut.Set(SYNC_COMMITTEES_FAMILY, "s", gcp_bigtable.Timestamp((MAX_CL_BLOCK_NUMBER-slot)*1000), []byte{})
} else {
mut.Set(SYNC_COMMITTEES_FAMILY, "s", gcp_bigtable.Timestamp(0), []byte{})
}
key := fmt.Sprintf("%s:%s:%s:%s:%s", bigtable.chainId, bigtable.validatorIndexToKey(uint64(validator)), SYNC_COMMITTEES_FAMILY, bigtable.reversedPaddedEpoch(utils.EpochOfSlot(uint64(slot))), bigtable.reversedPaddedSlot(uint64(slot)))
muts.Add(key, mut)
}
}
err := bigtable.WriteBulk(muts, bigtable.tableValidatorsHistory, MAX_BATCH_MUTATIONS)
if err != nil {
return err
}
logger.Infof("exported %v sync committee duties to bigtable in %v", muts.Len(), time.Since(start))
return nil
}
// GetMaxValidatorindexForEpoch returns the higest validatorindex with a balance at that epoch
func (bigtable *Bigtable) GetMaxValidatorindexForEpoch(epoch uint64) (uint64, error) {
return bigtable.getMaxValidatorindexForEpochV2(epoch)
}
func (bigtable *Bigtable) getMaxValidatorindexForEpochV2(epoch uint64) (uint64, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"epoch": epoch,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Minute*5))
defer cancel()
key := fmt.Sprintf("%s:%s:%s", bigtable.chainId, VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY, bigtable.reversedPaddedEpoch(epoch))
row, err := bigtable.tableValidatorsHistory.ReadRow(ctx, key)
if err != nil {
return 0, err
}
for _, ri := range row[VALIDATOR_HIGHEST_ACTIVE_INDEX_FAMILY] {
return binary.LittleEndian.Uint64(ri.Value), nil
}
return 0, nil
}
func (bigtable *Bigtable) GetValidatorBalanceHistory(validators []uint64, startEpoch uint64, endEpoch uint64) (map[uint64][]*types.ValidatorBalance, error) {
if endEpoch < bigtable.v2SchemaCutOffEpoch {
return bigtable.getValidatorBalanceHistoryV1(validators, startEpoch, endEpoch)
} else {
return bigtable.getValidatorBalanceHistoryV2(validators, startEpoch, endEpoch)
}
}
func (bigtable *Bigtable) getValidatorBalanceHistoryV2(validators []uint64, startEpoch uint64, endEpoch uint64) (map[uint64][]*types.ValidatorBalance, error) {
tmr := time.AfterFunc(REPORT_TIMEOUT, func() {
logger.WithFields(logrus.Fields{
"validators_count": len(validators),
"startEpoch": startEpoch,
"endEpoch": endEpoch,
}).Warnf("%s call took longer than %v", utils.GetCurrentFuncName(), REPORT_TIMEOUT)
})
defer tmr.Stop()
if len(validators) == 0 {
return nil, fmt.Errorf("passing empty validator array is unsupported")
}
batchSize := 1000
concurrency := 10
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Minute*5))
defer cancel()
res := make(map[uint64][]*types.ValidatorBalance, len(validators))
resMux := &sync.Mutex{}
g, gCtx := errgroup.WithContext(ctx)
g.SetLimit(concurrency)
for i := 0; i < len(validators); i += batchSize {
upperBound := i + batchSize
if len(validators) < upperBound {
upperBound = len(validators)
}
vals := validators[i:upperBound]
g.Go(func() error {
select {
case <-gCtx.Done():
return gCtx.Err()
default:
}
ranges := bigtable.getValidatorsEpochRanges(vals, VALIDATOR_BALANCES_FAMILY, startEpoch, endEpoch)
ro := gcp_bigtable.LimitRows(int64(endEpoch-startEpoch+1) * int64(len(vals)))
handleRow := func(r gcp_bigtable.Row) bool {
// logger.Info(r.Key())
keySplit := strings.Split(r.Key(), ":")
epoch, err := strconv.ParseUint(keySplit[3], 10, 64)
if err != nil {
logger.Errorf("error parsing epoch from row key %v: %v", r.Key(), err)
return false
}
validator, err := bigtable.validatorKeyToIndex(keySplit[1])
if err != nil {
logger.Errorf("error parsing validator index from row key %v: %v", r.Key(), err)
return false
}
resMux.Lock()
if res[validator] == nil {
res[validator] = make([]*types.ValidatorBalance, 0)
}
resMux.Unlock()
for _, ri := range r[VALIDATOR_BALANCES_FAMILY] {
balances := ri.Value
balanceBytes := balances[0:8]
effectiveBalanceBytes := balances[8:16]
balance := binary.LittleEndian.Uint64(balanceBytes)
effectiveBalance := binary.LittleEndian.Uint64(effectiveBalanceBytes)
resMux.Lock()
res[validator] = append(res[validator], &types.ValidatorBalance{
Epoch: MAX_EPOCH - epoch,
Balance: balance,
EffectiveBalance: effectiveBalance,
Index: validator,
PublicKey: []byte{},
})
resMux.Unlock()
}
return true
}
err := bigtable.tableValidatorsHistory.ReadRows(gCtx, ranges, handleRow, ro)
if err != nil {
return err
}
// logrus.Infof("retrieved data for validators %v - %v", vals[0], vals[len(vals)-1])
return nil
})
}
if err := g.Wait(); err != nil {
return nil, err
}
return res, nil
}
func (bigtable *Bigtable) getValidatorBalanceHistoryV1(validators []uint64, startEpoch uint64, endEpoch uint64) (map[uint64][]*types.ValidatorBalance, error) {
valLen := len(validators)
getAllThreshold := 1000
validatorMap := make(map[uint64]bool, valLen)
for _, validatorIndex := range validators {
validatorMap[validatorIndex] = true
}
ctx, cancel := context.WithDeadline(context.Background(), time.Now().Add(time.Second*30))
defer cancel()
ranges := bigtable.getEpochRangesV1(startEpoch, endEpoch)
res := make(map[uint64][]*types.ValidatorBalance, valLen)
columnFilters := []gcp_bigtable.Filter{}
if valLen < getAllThreshold {
columnFilters = make([]gcp_bigtable.Filter, 0, valLen)
for _, validator := range validators {
columnFilters = append(columnFilters, gcp_bigtable.ColumnFilter(fmt.Sprintf("%d", validator)))
}
}
filter := gcp_bigtable.ChainFilters(
gcp_bigtable.FamilyFilter(VALIDATOR_BALANCES_FAMILY),
gcp_bigtable.InterleaveFilters(columnFilters...),
)
if len(columnFilters) == 1 { // special case to retrieve data for one validators
filter = gcp_bigtable.ChainFilters(
gcp_bigtable.FamilyFilter(VALIDATOR_BALANCES_FAMILY),
columnFilters[0],
)
}
if len(columnFilters) == 0 { // special case to retrieve data for all validators
filter = gcp_bigtable.FamilyFilter(VALIDATOR_BALANCES_FAMILY)
}
handleRow := func(r gcp_bigtable.Row) bool {
keySplit := strings.Split(r.Key(), ":")
epoch, err := strconv.ParseUint(keySplit[3], 10, 64)
if err != nil {
logger.Errorf("error parsing epoch from row key %v: %v", r.Key(), err)
return false
}
for _, ri := range r[VALIDATOR_BALANCES_FAMILY] {
validator, err := strconv.ParseUint(strings.TrimPrefix(ri.Column, VALIDATOR_BALANCES_FAMILY+":"), 10, 64)
if err != nil {
logger.Errorf("error parsing validator from column key %v: %v", ri.Column, err)
return false
}
// If we requested more than getAllThreshold validators we will
// get data for all validators and need to filter out all
// unwanted ones
if valLen >= getAllThreshold && !validatorMap[validator] {
continue
}
balances := ri.Value
balanceBytes := balances[0:8]
effectiveBalanceBytes := balances[8:16]
balance := binary.LittleEndian.Uint64(balanceBytes)
effectiveBalance := binary.LittleEndian.Uint64(effectiveBalanceBytes)
if res[validator] == nil {
res[validator] = make([]*types.ValidatorBalance, 0)
}
res[validator] = append(res[validator], &types.ValidatorBalance{
Epoch: max_epoch_v1 - epoch,
Balance: balance,
EffectiveBalance: effectiveBalance,
Index: validator,
PublicKey: []byte{},
})
}
return true
}
err := bigtable.tableBeaconchain.ReadRows(ctx, ranges, handleRow, gcp_bigtable.RowFilter(filter))
if err != nil {
return nil, err
}
return res, nil
}
func (bigtable *Bigtable) GetValidatorAttestationHistory(validators []uint64, startEpoch uint64, endEpoch uint64) (map[uint64][]*types.ValidatorAttestation, error) {