91 lines
2.4 KiB
Go
91 lines
2.4 KiB
Go
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package util
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import (
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"fmt"
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"time"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/commonflags"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
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"github.com/nspcc-dev/neo-go/pkg/vm/vmstate"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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var ErrTooManyAlphabetNodes = fmt.Errorf("too many alphabet nodes (maximum allowed is %d)", MaxAlphabetNodes)
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func AwaitTx(cmd *cobra.Command, c Client, txs []HashVUBPair) error {
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cmd.Println("Waiting for transactions to persist...")
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at := trigger.Application
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var retErr error
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loop:
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for i := range txs {
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var it int
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var pollInterval time.Duration
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var pollIntervalChanged bool
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for {
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// We must fetch current height before application log, to avoid race condition.
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currBlock, err := c.GetBlockCount()
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if err != nil {
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return fmt.Errorf("can't fetch current block height: %w", err)
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}
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res, err := c.GetApplicationLog(txs[i].Hash, &at)
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if err == nil {
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if retErr == nil && len(res.Executions) > 0 && res.Executions[0].VMState != vmstate.Halt {
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retErr = fmt.Errorf("tx %d persisted in %s state: %s",
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i, res.Executions[0].VMState, res.Executions[0].FaultException)
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}
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continue loop
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}
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if txs[i].Vub < currBlock {
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return fmt.Errorf("tx was not persisted: Vub=%d, height=%d", txs[i].Vub, currBlock)
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}
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pollInterval, pollIntervalChanged = NextPollInterval(it, pollInterval)
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if pollIntervalChanged && viper.GetBool(commonflags.Verbose) {
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cmd.Printf("Pool interval to check transaction persistence changed: %s\n", pollInterval.String())
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}
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timer := time.NewTimer(pollInterval)
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select {
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case <-cmd.Context().Done():
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return cmd.Context().Err()
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case <-timer.C:
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}
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it++
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}
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}
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return retErr
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}
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func NextPollInterval(it int, previous time.Duration) (time.Duration, bool) {
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const minPollInterval = 1 * time.Second
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const maxPollInterval = 16 * time.Second
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const changeAfter = 5
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if it == 0 {
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return minPollInterval, true
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}
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if it%changeAfter != 0 {
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return previous, false
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}
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nextInterval := previous * 2
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if nextInterval > maxPollInterval {
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return maxPollInterval, previous != maxPollInterval
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}
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return nextInterval, true
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}
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func GetWalletAccount(w *wallet.Wallet, typ string) (*wallet.Account, error) {
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for i := range w.Accounts {
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if w.Accounts[i].Label == typ {
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return w.Accounts[i], nil
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}
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}
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return nil, fmt.Errorf("account for '%s' not found", typ)
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}
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