frostfs-node/cmd/frostfs-adm/internal/modules/morph/netmap/netmap_candidates.go

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package netmap
import (
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/commonflags"
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/modules/morph/constants"
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/modules/morph/helper"
commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/invoker"
"github.com/nspcc-dev/neo-go/pkg/rpcclient/management"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
func listNetmapCandidatesNodes(cmd *cobra.Command, _ []string) {
c, err := helper.GetN3Client(viper.GetViper())
commonCmd.ExitOnErr(cmd, "can't create N3 client: %w", err)
inv := invoker.New(c, nil)
r := management.NewReader(inv)
cs, err := helper.GetContractByID(r, 1)
commonCmd.ExitOnErr(cmd, "can't get NNS contract info: %w", err)
nmHash, err := helper.NNSResolveHash(inv, cs.Hash, helper.DomainOf(constants.NetmapContract))
commonCmd.ExitOnErr(cmd, "can't get netmap contract hash: %w", err)
res, err := inv.Call(nmHash, "netmapCandidates")
commonCmd.ExitOnErr(cmd, "can't fetch list of network config keys from the netmap contract", err)
nm, err := netmap.DecodeNetMap(res.Stack)
commonCmd.ExitOnErr(cmd, "unable to decode netmap: %w", err)
commonCmd.PrettyPrintNetMap(cmd, *nm, !viper.GetBool(commonflags.Verbose))
}