frostfs-node/cmd/neofs-adm/internal/modules/morph/epoch.go
Evgenii Stratonikov 6cc180391e [#1606] go.mod: Update neo-go
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-07-18 12:41:06 +03:00

62 lines
1.7 KiB
Go

package morph
import (
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/nspcc-dev/neo-go/pkg/vm/vmstate"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
func forceNewEpochCmd(cmd *cobra.Command, args []string) error {
wCtx, err := newInitializeContext(cmd, viper.GetViper())
if err != nil {
return fmt.Errorf("can't to initialize context: %w", err)
}
cs, err := wCtx.Client.GetContractStateByID(1)
if err != nil {
return fmt.Errorf("can't get NNS contract info: %w", err)
}
nmHash, err := nnsResolveHash(wCtx.Client, cs.Hash, netmapContract+".neofs")
if err != nil {
return fmt.Errorf("can't get netmap contract hash: %w", err)
}
bw := io.NewBufBinWriter()
if err := emitNewEpochCall(bw, wCtx, nmHash); err != nil {
return err
}
if err := wCtx.sendCommitteeTx(bw.Bytes(), -1, true); err != nil {
return err
}
return wCtx.awaitTx()
}
func emitNewEpochCall(bw *io.BufBinWriter, wCtx *initializeContext, nmHash util.Uint160) error {
res, err := invokeFunction(wCtx.Client, nmHash, "epoch", nil, nil)
if err != nil || res.State != vmstate.Halt.String() || len(res.Stack) == 0 {
return errors.New("can't fetch current epoch from the netmap contract")
}
bi, err := res.Stack[0].TryInteger()
if err != nil {
return fmt.Errorf("can't parse current epoch: %w", err)
}
newEpoch := bi.Int64() + 1
wCtx.Command.Printf("Current epoch: %s, increase to %d.\n", bi, newEpoch)
// In NeoFS this is done via Notary contract. Here, however, we can form the
// transaction locally.
emit.AppCall(bw.BinWriter, nmHash, "newEpoch", callflag.All, newEpoch)
return bw.Err
}