package container import ( "crypto/sha256" internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/client" "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags" "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key" commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common" containerAPI "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container" cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id" "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap" "github.com/spf13/cobra" ) var short bool var containerNodesCmd = &cobra.Command{ Use: "nodes", Short: "Show nodes for container", Long: "Show nodes taking part in a container at the current epoch.", Run: func(cmd *cobra.Command, args []string) { var cnr, pkey = getContainer(cmd) if pkey == nil { pkey = key.GetOrGenerate(cmd) } cli := internalclient.GetSDKClientByFlag(cmd, pkey, commonflags.RPC) var prm internalclient.NetMapSnapshotPrm prm.SetClient(cli) resmap, err := internalclient.NetMapSnapshot(cmd.Context(), prm) commonCmd.ExitOnErr(cmd, "unable to get netmap snapshot", err) var id cid.ID containerAPI.CalculateID(&id, cnr) binCnr := make([]byte, sha256.Size) id.Encode(binCnr) policy := cnr.PlacementPolicy() var cnrNodes [][]netmap.NodeInfo cnrNodes, err = resmap.NetMap().ContainerNodes(policy, binCnr) commonCmd.ExitOnErr(cmd, "could not build container nodes for given container: %w", err) for i := range cnrNodes { cmd.Printf("Descriptor #%d, REP %d:\n", i+1, policy.ReplicaNumberByIndex(i)) for j := range cnrNodes[i] { commonCmd.PrettyPrintNodeInfo(cmd, cnrNodes[i][j], j, "\t", short) } } }, } func initContainerNodesCmd() { commonflags.Init(containerNodesCmd) flags := containerNodesCmd.Flags() flags.StringVar(&containerID, commonflags.CIDFlag, "", commonflags.CIDFlagUsage) flags.StringVar(&containerPathFrom, fromFlag, "", fromFlagUsage) flags.BoolVar(&short, "short", false, "Shortens output of node info") }