437 lines
11 KiB
Go
437 lines
11 KiB
Go
package manager
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import (
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"fmt"
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"math"
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"net/http"
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"strconv"
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"time"
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"github.com/lbryio/lbry.go/extras/errors"
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"github.com/lbryio/lbry.go/extras/jsonrpc"
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"github.com/lbryio/lbry.go/extras/util"
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"github.com/lbryio/ytsync/tagsManager"
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"github.com/lbryio/ytsync/thumbs"
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logUtils "github.com/lbryio/ytsync/util"
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"github.com/shopspring/decimal"
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log "github.com/sirupsen/logrus"
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"google.golang.org/api/googleapi/transport"
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"google.golang.org/api/youtube/v3"
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)
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func (s *Sync) enableAddressReuse() error {
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accountsResponse, err := s.daemon.AccountList()
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if err != nil {
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return errors.Err(err)
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}
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accounts := accountsResponse.LBCMainnet
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if logUtils.IsRegTest() {
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accounts = accountsResponse.LBCRegtest
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}
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for _, a := range accounts {
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_, err = s.daemon.AccountSet(a.ID, jsonrpc.AccountSettings{
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ChangeMaxUses: util.PtrToInt(1000),
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ReceivingMaxUses: util.PtrToInt(100),
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})
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if err != nil {
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return errors.Err(err)
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}
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}
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return nil
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}
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func (s *Sync) walletSetup() error {
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//prevent unnecessary concurrent execution and publishing while refilling/reallocating UTXOs
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s.walletMux.Lock()
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defer s.walletMux.Unlock()
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err := s.ensureChannelOwnership()
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if err != nil {
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return err
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}
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balanceResp, err := s.daemon.AccountBalance(nil)
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if err != nil {
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return err
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} else if balanceResp == nil {
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return errors.Err("no response")
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}
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balance, err := strconv.ParseFloat(balanceResp.Available.String(), 64)
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if err != nil {
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return errors.Err(err)
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}
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log.Debugf("Starting balance is %.4f", balance)
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n, err := s.CountVideos()
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if err != nil {
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return err
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}
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videosOnYoutube := int(n)
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log.Debugf("Source channel has %d videos", videosOnYoutube)
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if videosOnYoutube == 0 {
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return nil
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}
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s.syncedVideosMux.RLock()
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publishedCount := 0
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notUpgradedCount := 0
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failedCount := 0
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for _, sv := range s.syncedVideos {
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if sv.Published {
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publishedCount++
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if sv.MetadataVersion < 2 {
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notUpgradedCount++
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}
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} else {
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failedCount++
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}
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}
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s.syncedVideosMux.RUnlock()
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log.Debugf("We already allocated credits for %d published videos and %d failed videos", publishedCount, failedCount)
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if videosOnYoutube > s.Manager.videosLimit {
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videosOnYoutube = s.Manager.videosLimit
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}
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unallocatedVideos := videosOnYoutube - (publishedCount + failedCount)
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channelFee := channelClaimAmount
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channelAlreadyClaimed := s.lbryChannelID != ""
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if channelAlreadyClaimed {
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channelFee = 0.0
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}
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requiredBalance := float64(unallocatedVideos)*(publishAmount+estimatedMaxTxFee) + channelFee
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if s.Manager.SyncFlags.UpgradeMetadata {
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requiredBalance += float64(notUpgradedCount) * 0.001
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}
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refillAmount := 0.0
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if balance < requiredBalance || balance < minimumAccountBalance {
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refillAmount = math.Max(math.Max(requiredBalance-balance, minimumAccountBalance-balance), minimumRefillAmount)
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}
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if s.Refill > 0 {
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refillAmount += float64(s.Refill)
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}
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if refillAmount > 0 {
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err := s.addCredits(refillAmount)
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if err != nil {
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return errors.Err(err)
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}
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}
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claimAddress, err := s.daemon.AddressList(nil, nil)
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if err != nil {
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return err
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} else if claimAddress == nil {
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return errors.Err("could not get unused address")
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}
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s.claimAddress = string((*claimAddress)[0].Address)
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if s.claimAddress == "" {
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return errors.Err("found blank claim address")
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}
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if s.shouldTransfer() {
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s.claimAddress = s.publishAddress
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}
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err = s.ensureEnoughUTXOs()
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if err != nil {
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return err
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}
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return nil
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}
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func (s *Sync) ensureEnoughUTXOs() error {
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accounts, err := s.daemon.AccountList()
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if err != nil {
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return errors.Err(err)
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}
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accountsNet := (*accounts).LBCMainnet
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if logUtils.IsRegTest() {
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accountsNet = (*accounts).LBCRegtest
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}
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defaultAccount := ""
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for _, account := range accountsNet {
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if account.IsDefault {
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defaultAccount = account.ID
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break
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}
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}
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if defaultAccount == "" {
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return errors.Err("No default account found")
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}
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utxolist, err := s.daemon.UTXOList(&defaultAccount)
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if err != nil {
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return err
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} else if utxolist == nil {
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return errors.Err("no response")
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}
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target := 40
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slack := int(float32(0.1) * float32(target))
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count := 0
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confirmedCount := 0
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for _, utxo := range *utxolist {
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amount, _ := strconv.ParseFloat(utxo.Amount, 64)
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if utxo.IsMine && utxo.Type == "payment" && amount > 0.001 {
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if utxo.Confirmations > 0 {
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confirmedCount++
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}
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count++
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}
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}
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log.Infof("utxo count: %d (%d confirmed)", count, confirmedCount)
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UTXOWaitThreshold := 16
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if count < target-slack {
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balance, err := s.daemon.AccountBalance(&defaultAccount)
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if err != nil {
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return err
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} else if balance == nil {
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return errors.Err("no response")
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}
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balanceAmount, err := strconv.ParseFloat(balance.Available.String(), 64)
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if err != nil {
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return errors.Err(err)
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}
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maxUTXOs := uint64(500)
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desiredUTXOCount := uint64(math.Floor((balanceAmount) / 0.1))
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if desiredUTXOCount > maxUTXOs {
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desiredUTXOCount = maxUTXOs
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}
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availableBalance, _ := balance.Available.Float64()
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log.Infof("Splitting balance of %.3f evenly between %d UTXOs", availableBalance, desiredUTXOCount)
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broadcastFee := 0.1
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prefillTx, err := s.daemon.AccountFund(defaultAccount, defaultAccount, fmt.Sprintf("%.4f", balanceAmount-broadcastFee), desiredUTXOCount, false)
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if err != nil {
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return err
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} else if prefillTx == nil {
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return errors.Err("no response")
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}
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if confirmedCount < UTXOWaitThreshold {
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err = s.waitForNewBlock()
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if err != nil {
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return err
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}
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}
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} else if confirmedCount < UTXOWaitThreshold {
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log.Println("Waiting for previous txns to confirm")
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err := s.waitForNewBlock()
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (s *Sync) waitForNewBlock() error {
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if logUtils.IsRegTest() && logUtils.IsUsingDocker() {
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lbrycrd, err := logUtils.GetLbrycrdClient(s.LbrycrdString)
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if err != nil {
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return errors.Prefix("error getting lbrycrd client: ", err)
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}
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txs, err := lbrycrd.Generate(1)
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for _, tx := range txs {
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log.Info("Generated tx: ", tx.String())
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}
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}
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status, err := s.daemon.Status()
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if err != nil {
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return err
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}
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for status.Wallet.Blocks == 0 || status.Wallet.BlocksBehind != 0 {
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time.Sleep(5 * time.Second)
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status, err = s.daemon.Status()
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if err != nil {
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return err
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}
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}
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currentBlock := status.Wallet.Blocks
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for i := 0; status.Wallet.Blocks <= currentBlock; i++ {
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if i%3 == 0 {
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log.Printf("Waiting for new block (%d)...", currentBlock+1)
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}
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time.Sleep(10 * time.Second)
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status, err = s.daemon.Status()
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (s *Sync) ensureChannelOwnership() error {
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if s.LbryChannelName == "" {
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return errors.Err("no channel name set")
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}
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//@TODO: get rid of this when imported channels are supported
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if s.YoutubeChannelID == "UCW-thz5HxE-goYq8yPds1Gw" {
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return nil
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}
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if s.transferState == TransferStateComplete {
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return nil
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}
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channels, err := s.daemon.ChannelList(nil, 1, 50)
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if err != nil {
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return err
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} else if channels == nil {
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return errors.Err("no channel response")
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}
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var channelToUse *jsonrpc.Transaction
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if len((*channels).Items) > 0 {
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if s.lbryChannelID == "" {
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return errors.Err("this channel does not have a recorded claimID in the database. To prevent failures, updates are not supported until an entry is manually added in the database")
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}
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for _, c := range (*channels).Items {
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log.Debugf("checking listed channel %s (%s)", c.ClaimID, c.Name)
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if c.ClaimID != s.lbryChannelID {
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continue
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}
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if c.Name != s.LbryChannelName {
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return errors.Err("the channel in the wallet is different than the channel in the database")
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}
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channelToUse = &c
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break
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}
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if channelToUse == nil {
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return errors.Err("this wallet has channels but not a single one is ours! Expected claim_id: %s (%s)", s.lbryChannelID, s.LbryChannelName)
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}
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}
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channelUsesOldMetadata := false
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if channelToUse != nil {
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channelUsesOldMetadata = channelToUse.Value.GetThumbnail() == nil
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if !channelUsesOldMetadata {
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return nil
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}
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}
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channelBidAmount := channelClaimAmount
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balanceResp, err := s.daemon.AccountBalance(nil)
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if err != nil {
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return err
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} else if balanceResp == nil {
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return errors.Err("no response")
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}
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balance, err := decimal.NewFromString(balanceResp.Available.String())
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if err != nil {
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return errors.Err(err)
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}
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if balance.LessThan(decimal.NewFromFloat(channelBidAmount)) {
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err = s.addCredits(channelBidAmount + 0.1)
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if err != nil {
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return err
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}
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}
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client := &http.Client{
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Transport: &transport.APIKey{Key: s.APIConfig.YoutubeAPIKey},
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}
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service, err := youtube.New(client)
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if err != nil {
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return errors.Prefix("error creating YouTube service", err)
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}
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response, err := service.Channels.List("snippet,brandingSettings").Id(s.YoutubeChannelID).Do()
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if err != nil {
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return errors.Prefix("error getting channel details", err)
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}
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if len(response.Items) < 1 {
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return errors.Err("youtube channel not found")
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}
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channelInfo := response.Items[0].Snippet
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channelBranding := response.Items[0].BrandingSettings
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thumbnail := thumbs.GetBestThumbnail(channelInfo.Thumbnails)
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thumbnailURL, err := thumbs.MirrorThumbnail(thumbnail.Url, s.YoutubeChannelID, s.Manager.GetS3AWSConfig())
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if err != nil {
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return err
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}
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var bannerURL *string
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if channelBranding.Image != nil && channelBranding.Image.BannerImageUrl != "" {
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bURL, err := thumbs.MirrorThumbnail(channelBranding.Image.BannerImageUrl, "banner-"+s.YoutubeChannelID, s.Manager.GetS3AWSConfig())
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if err != nil {
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return err
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}
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bannerURL = &bURL
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}
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var languages []string = nil
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if channelInfo.DefaultLanguage != "" {
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languages = []string{channelInfo.DefaultLanguage}
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}
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var locations []jsonrpc.Location = nil
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if channelInfo.Country != "" {
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locations = []jsonrpc.Location{{Country: util.PtrToString(channelInfo.Country)}}
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}
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var c *jsonrpc.TransactionSummary
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claimCreateOptions := jsonrpc.ClaimCreateOptions{
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Title: &channelInfo.Title,
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Description: &channelInfo.Description,
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Tags: tagsManager.GetTagsForChannel(s.YoutubeChannelID),
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Languages: languages,
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Locations: locations,
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ThumbnailURL: &thumbnailURL,
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}
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if channelUsesOldMetadata {
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c, err = s.daemon.ChannelUpdate(s.lbryChannelID, jsonrpc.ChannelUpdateOptions{
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ClearTags: util.PtrToBool(true),
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ClearLocations: util.PtrToBool(true),
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ClearLanguages: util.PtrToBool(true),
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ChannelCreateOptions: jsonrpc.ChannelCreateOptions{
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ClaimCreateOptions: claimCreateOptions,
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CoverURL: bannerURL,
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},
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})
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} else {
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c, err = s.daemon.ChannelCreate(s.LbryChannelName, channelBidAmount, jsonrpc.ChannelCreateOptions{
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ClaimCreateOptions: claimCreateOptions,
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CoverURL: bannerURL,
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})
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}
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if err != nil {
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return err
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}
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s.lbryChannelID = c.Outputs[0].ClaimID
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return s.Manager.apiConfig.SetChannelClaimID(s.YoutubeChannelID, s.lbryChannelID)
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}
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func (s *Sync) addCredits(amountToAdd float64) error {
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log.Printf("Adding %f credits", amountToAdd)
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lbrycrdd, err := logUtils.GetLbrycrdClient(s.LbrycrdString)
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if err != nil {
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return err
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}
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addressResp, err := s.daemon.AddressUnused(nil)
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if err != nil {
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return err
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} else if addressResp == nil {
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return errors.Err("no response")
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}
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address := string(*addressResp)
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_, err = lbrycrdd.SimpleSend(address, amountToAdd)
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if err != nil {
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return err
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}
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wait := 15 * time.Second
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log.Println("Waiting " + wait.String() + " for lbryum to let us know we have the new transaction")
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time.Sleep(wait)
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return nil
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}
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