[#932] adm: Refactor command morph

Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>

cmd/frostfs-adm/internal/modules/morph/util/initialize.go

@@ -0,0 +1,90 @@
+package util
+
+import (
+	"fmt"
+	"time"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/commonflags"
+	"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
+	"github.com/nspcc-dev/neo-go/pkg/vm/vmstate"
+	"github.com/nspcc-dev/neo-go/pkg/wallet"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+var ErrTooManyAlphabetNodes = fmt.Errorf("too many alphabet nodes (maximum allowed is %d)", MaxAlphabetNodes)
+
+func AwaitTx(cmd *cobra.Command, c Client, txs []HashVUBPair) error {
+	cmd.Println("Waiting for transactions to persist...")
+
+	at := trigger.Application
+
+	var retErr error
+
+loop:
+	for i := range txs {
+		var it int
+		var pollInterval time.Duration
+		var pollIntervalChanged bool
+		for {
+			// We must fetch current height before application log, to avoid race condition.
+			currBlock, err := c.GetBlockCount()
+			if err != nil {
+				return fmt.Errorf("can't fetch current block height: %w", err)
+			}
+			res, err := c.GetApplicationLog(txs[i].Hash, &at)
+			if err == nil {
+				if retErr == nil && len(res.Executions) > 0 && res.Executions[0].VMState != vmstate.Halt {
+					retErr = fmt.Errorf("tx %d persisted in %s state: %s",
+						i, res.Executions[0].VMState, res.Executions[0].FaultException)
+				}
+				continue loop
+			}
+			if txs[i].Vub < currBlock {
+				return fmt.Errorf("tx was not persisted: Vub=%d, height=%d", txs[i].Vub, currBlock)
+			}
+
+			pollInterval, pollIntervalChanged = NextPollInterval(it, pollInterval)
+			if pollIntervalChanged && viper.GetBool(commonflags.Verbose) {
+				cmd.Printf("Pool interval to check transaction persistence changed: %s\n", pollInterval.String())
+			}
+
+			timer := time.NewTimer(pollInterval)
+			select {
+			case <-cmd.Context().Done():
+				return cmd.Context().Err()
+			case <-timer.C:
+			}
+
+			it++
+		}
+	}
+
+	return retErr
+}
+
+func NextPollInterval(it int, previous time.Duration) (time.Duration, bool) {
+	const minPollInterval = 1 * time.Second
+	const maxPollInterval = 16 * time.Second
+	const changeAfter = 5
+	if it == 0 {
+		return minPollInterval, true
+	}
+	if it%changeAfter != 0 {
+		return previous, false
+	}
+	nextInterval := previous * 2
+	if nextInterval > maxPollInterval {
+		return maxPollInterval, previous != maxPollInterval
+	}
+	return nextInterval, true
+}
+
+func GetWalletAccount(w *wallet.Wallet, typ string) (*wallet.Account, error) {
+	for i := range w.Accounts {
+		if w.Accounts[i].Label == typ {
+			return w.Accounts[i], nil
+		}
+	}
+	return nil, fmt.Errorf("account for '%s' not found", typ)
+}