forked from TrueCloudLab/frostfs-node
72 lines
2.4 KiB
Go
72 lines
2.4 KiB
Go
package container
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import (
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"crypto/sha256"
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"errors"
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internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/client"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
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commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
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containerAPI "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
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"github.com/spf13/cobra"
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)
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var short bool
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var containerNodesCmd = &cobra.Command{
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Use: "nodes",
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Short: "Show nodes for container",
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Long: "Show nodes taking part in a container at the current epoch.",
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Run: func(cmd *cobra.Command, _ []string) {
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cnr, pkey := getContainer(cmd)
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if pkey == nil {
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pkey = key.GetOrGenerate(cmd)
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}
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cli := internalclient.GetSDKClientByFlag(cmd, pkey, commonflags.RPC)
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var prm internalclient.NetMapSnapshotPrm
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prm.SetClient(cli)
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resmap, err := internalclient.NetMapSnapshot(cmd.Context(), prm)
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commonCmd.ExitOnErr(cmd, "unable to get netmap snapshot", err)
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var id cid.ID
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containerAPI.CalculateID(&id, cnr)
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binCnr := make([]byte, sha256.Size)
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id.Encode(binCnr)
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policy := cnr.PlacementPolicy()
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var cnrNodes [][]netmap.NodeInfo
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cnrNodes, err = resmap.NetMap().ContainerNodes(policy, binCnr)
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commonCmd.ExitOnErr(cmd, "could not build container nodes for given container: %w", err)
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for i := range cnrNodes {
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if repNum := policy.ReplicaDescriptor(i).NumberOfObjects(); repNum > 0 {
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cmd.Printf("Descriptor #%d, REP %d:\n", i+1, repNum)
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} else if ecParts := policy.ReplicaDescriptor(i).TotalECPartCount(); ecParts > 0 {
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cmd.Printf("Descriptor #%d, EC %d.%d:\n", i+1, policy.ReplicaDescriptor(i).GetECDataCount(),
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policy.ReplicaDescriptor(i).GetECParityCount())
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} else {
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commonCmd.ExitOnErr(cmd, "%w", errors.New("no replication policy is set"))
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}
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for j := range cnrNodes[i] {
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commonCmd.PrettyPrintNodeInfo(cmd, cnrNodes[i][j], j, "\t", short)
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}
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}
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},
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}
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func initContainerNodesCmd() {
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commonflags.Init(containerNodesCmd)
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flags := containerNodesCmd.Flags()
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flags.StringVar(&containerID, commonflags.CIDFlag, "", commonflags.CIDFlagUsage)
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flags.StringVar(&containerPathFrom, fromFlag, "", fromFlagUsage)
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flags.BoolVar(&short, "short", false, "Shortens output of node info")
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}
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