frostfs-node/cmd/frostfs-adm/internal/modules/morph/remove_node.go

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package morph
import (
"errors"
"fmt"
netmapcontract "git.frostfs.info/TrueCloudLab/frostfs-contract/netmap"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/management"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
func removeNodesCmd(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return errors.New("at least one node key must be provided")
}
nodeKeys := make(keys.PublicKeys, len(args))
for i := range args {
var err error
nodeKeys[i], err = keys.NewPublicKeyFromString(args[i])
if err != nil {
return fmt.Errorf("can't parse node public key: %w", err)
}
}
wCtx, err := newInitializeContext(cmd, viper.GetViper())
if err != nil {
return fmt.Errorf("can't initialize context: %w", err)
}
defer wCtx.close()
r := management.NewReader(wCtx.ReadOnlyInvoker)
cs, err := r.GetContractByID(1)
if err != nil {
return fmt.Errorf("can't get NNS contract info: %w", err)
}
nmHash, err := nnsResolveHash(wCtx.ReadOnlyInvoker, cs.Hash, domainOf(netmapContract))
if err != nil {
return fmt.Errorf("can't get netmap contract hash: %w", err)
}
bw := io.NewBufBinWriter()
for i := range nodeKeys {
emit.AppCall(bw.BinWriter, nmHash, "updateStateIR", callflag.All,
int64(netmapcontract.NodeStateOffline), nodeKeys[i].Bytes())
}
if err := emitNewEpochCall(bw, wCtx, nmHash); err != nil {
return err
}
if err := wCtx.sendConsensusTx(bw.Bytes()); err != nil {
return err
}
return wCtx.awaitTx()
}