708 lines
17 KiB
Go
708 lines
17 KiB
Go
package cmd
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"math"
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"os"
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"strconv"
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"strings"
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"time"
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"github.com/google/uuid"
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"github.com/nspcc-dev/neofs-api-go/pkg/acl"
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"github.com/nspcc-dev/neofs-api-go/pkg/acl/eacl"
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"github.com/nspcc-dev/neofs-api-go/pkg/client"
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"github.com/nspcc-dev/neofs-api-go/pkg/container"
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"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
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"github.com/nspcc-dev/neofs-api-go/pkg/object"
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"github.com/nspcc-dev/neofs-api-go/pkg/owner"
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"github.com/nspcc-dev/neofs-node/pkg/policy"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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const (
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attributeDelimiter = "="
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awaitTimeout = 120 // in seconds
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)
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var (
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containerOwner string
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containerACL string
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containerNonce string
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containerPolicy string
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containerAttributes []string
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containerAwait bool
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containerName string
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containerNoTimestamp bool
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containerID string
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containerPathFrom string
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containerPathTo string
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containerJSON bool
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eaclPathFrom string
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)
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// containerCmd represents the container command
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var containerCmd = &cobra.Command{
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Use: "container",
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Short: "Operations with containers",
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Long: "Operations with containers",
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}
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var listContainersCmd = &cobra.Command{
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Use: "list",
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Short: "List all created containers",
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Long: "List all created containers",
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RunE: func(cmd *cobra.Command, args []string) error {
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var (
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response []*container.ID
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oid *owner.ID
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err error
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ctx = context.Background()
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)
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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switch containerOwner {
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case "":
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response, err = cli.ListSelfContainers(ctx, client.WithTTL(getTTL()))
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default:
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oid, err = ownerFromString(containerOwner)
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if err != nil {
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return err
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}
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response, err = cli.ListContainers(ctx, oid, client.WithTTL(getTTL()))
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}
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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// print to stdout
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prettyPrintContainerList(response)
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return nil
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},
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}
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var createContainerCmd = &cobra.Command{
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Use: "create",
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Short: "Create new container",
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Long: `Create new container and register it in the NeoFS.
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It will be stored in sidechain when inner ring will accepts it.`,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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placementPolicy, err := parseContainerPolicy(containerPolicy)
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if err != nil {
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return err
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}
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attributes, err := parseAttributes(containerAttributes)
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if err != nil {
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return err
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}
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basicACL, err := parseBasicACL(containerACL)
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if err != nil {
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return err
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}
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nonce, err := parseNonce(containerNonce)
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if err != nil {
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return err
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}
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cnr := container.New()
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cnr.SetPlacementPolicy(placementPolicy)
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cnr.SetBasicACL(basicACL)
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cnr.SetAttributes(attributes)
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cnr.SetNonce(nonce[:])
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id, err := cli.PutContainer(ctx, cnr, client.WithTTL(getTTL()))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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fmt.Println("container ID:", id)
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if containerAwait {
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fmt.Println("awaiting...")
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for i := 0; i < awaitTimeout; i++ {
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time.Sleep(1 * time.Second)
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_, err := cli.GetContainer(ctx, id, client.WithTTL(getTTL()))
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if err == nil {
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fmt.Println("container has been persisted on sidechain")
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return nil
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}
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}
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return errors.New("timeout: container has not been persisted on sidechain")
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}
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return nil
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},
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}
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var deleteContainerCmd = &cobra.Command{
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Use: "delete",
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Short: "Delete existing container",
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Long: `Delete existing container.
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Only owner of the container has a permission to remove container.`,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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id, err := parseContainerID(containerID)
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if err != nil {
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return err
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}
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err = cli.DeleteContainer(ctx, id, client.WithTTL(getTTL()))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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fmt.Println("container delete method invoked")
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if containerAwait {
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fmt.Println("awaiting...")
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for i := 0; i < awaitTimeout; i++ {
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time.Sleep(1 * time.Second)
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_, err := cli.GetContainer(ctx, id, client.WithTTL(getTTL()))
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if err != nil {
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fmt.Println("container has been removed:", containerID)
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return nil
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}
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}
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return errors.New("timeout: container has not been removed from sidechain")
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}
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return nil
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},
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}
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var listContainerObjectsCmd = &cobra.Command{
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Use: "list-objects",
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Short: "List existing objects in container",
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Long: `List existing objects in container`,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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id, err := parseContainerID(containerID)
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if err != nil {
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return err
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}
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sessionToken, err := cli.CreateSession(ctx, math.MaxUint64)
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if err != nil {
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return fmt.Errorf("can't create session token: %w", err)
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}
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filters := new(object.SearchFilters)
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filters.AddRootFilter() // search only user created objects
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searchQuery := new(client.SearchObjectParams)
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searchQuery.WithContainerID(id)
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searchQuery.WithSearchFilters(*filters)
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objectIDs, err := cli.SearchObject(ctx, searchQuery,
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client.WithTTL(getTTL()),
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client.WithSession(sessionToken))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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for i := range objectIDs {
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fmt.Println(objectIDs[i])
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}
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return nil
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},
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}
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var getContainerInfoCmd = &cobra.Command{
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Use: "get",
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Short: "Get container field info",
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Long: `Get container field info`,
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RunE: func(cmd *cobra.Command, args []string) error {
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var (
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cnr *container.Container
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ctx = context.Background()
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)
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if containerPathFrom != "" {
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data, err := ioutil.ReadFile(containerPathFrom)
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if err != nil {
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return fmt.Errorf("can't read file: %w", err)
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}
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cnr = container.New()
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if err := cnr.Unmarshal(data); err != nil {
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return errors.Wrap(err, "can't unmarshal container")
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}
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} else {
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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id, err := parseContainerID(containerID)
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if err != nil {
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return err
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}
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cnr, err = cli.GetContainer(ctx, id, client.WithTTL(getTTL()))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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}
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prettyPrintContainer(cnr, containerJSON)
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if containerPathTo != "" {
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var (
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data []byte
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err error
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)
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if containerJSON {
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data, err = cnr.MarshalJSON()
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if err != nil {
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return fmt.Errorf("can't JSON encode container: %w", err)
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}
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} else {
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data, err = cnr.Marshal()
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if err != nil {
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return fmt.Errorf("can't binary encode container: %w", err)
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}
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}
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err = ioutil.WriteFile(containerPathTo, data, 0644)
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if err != nil {
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return fmt.Errorf("can't write container to file: %w", err)
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}
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}
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return nil
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},
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}
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var getExtendedACLCmd = &cobra.Command{
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Use: "get-eacl",
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Short: "Get extended ACL table of container",
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Long: `Get extended ACL talbe of container`,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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id, err := parseContainerID(containerID)
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if err != nil {
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return err
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}
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eaclTable, err := cli.GetEACL(ctx, id, client.WithTTL(getTTL()))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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if containerPathTo == "" {
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prettyPrintEACL(eaclTable)
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return nil
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}
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var data []byte
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if containerJSON {
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data, err = eaclTable.MarshalJSON()
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if err != nil {
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return fmt.Errorf("can't enode to JSON: %w", err)
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}
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} else {
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data, err = eaclTable.Marshal()
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if err != nil {
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return fmt.Errorf("can't enode to binary: %w", err)
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}
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}
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fmt.Println("dumping data to file:", containerPathTo)
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return ioutil.WriteFile(containerPathTo, data, 0644)
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},
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}
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var setExtendedACLCmd = &cobra.Command{
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Use: "set-eacl",
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Short: "Set new extended ACL table for container",
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Long: `Set new extended ACL table for container.
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Container ID in EACL table will be substituted with ID from the CLI.`,
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RunE: func(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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cli, err := getSDKClient()
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if err != nil {
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return err
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}
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id, err := parseContainerID(containerID)
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if err != nil {
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return err
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}
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eaclTable, err := parseEACL(eaclPathFrom)
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if err != nil {
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return err
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}
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eaclTable.SetCID(id)
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err = cli.SetEACL(ctx, eaclTable, client.WithTTL(getTTL()))
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if err != nil {
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return fmt.Errorf("rpc error: %w", err)
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}
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if containerAwait {
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exp, err := eaclTable.Marshal()
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if err != nil {
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return errors.New("broken EACL table")
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}
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fmt.Println("awaiting...")
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for i := 0; i < awaitTimeout; i++ {
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time.Sleep(1 * time.Second)
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table, err := cli.GetEACL(ctx, id, client.WithTTL(getTTL()))
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if err == nil {
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// compare binary values because EACL could have been set already
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got, err := table.Marshal()
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if err != nil {
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continue
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}
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if bytes.Equal(exp, got) {
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fmt.Println("EACL has been persisted on sidechain")
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return nil
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}
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}
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}
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return errors.New("timeout: EACL has not been persisted on sidechain")
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}
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return nil
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},
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}
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func init() {
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rootCmd.AddCommand(containerCmd)
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containerCmd.AddCommand(listContainersCmd)
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containerCmd.AddCommand(createContainerCmd)
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containerCmd.AddCommand(deleteContainerCmd)
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containerCmd.AddCommand(listContainerObjectsCmd)
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containerCmd.AddCommand(getContainerInfoCmd)
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containerCmd.AddCommand(getExtendedACLCmd)
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containerCmd.AddCommand(setExtendedACLCmd)
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// Here you will define your flags and configuration settings.
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// Cobra supports Persistent Flags which will work for this command
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// and all subcommands, e.g.:
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// containerCmd.PersistentFlags().String("foo", "", "A help for foo")
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// Cobra supports local flags which will only run when this command
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// is called directly, e.g.:
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// containerCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
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// container list
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listContainersCmd.Flags().StringVar(&containerOwner, "owner", "", "owner of containers (omit to use owner from private key)")
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// container create
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createContainerCmd.Flags().StringVar(&containerACL, "basic-acl", "private",
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"hex encoded basic ACL value or keywords 'public', 'private', 'readonly'")
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createContainerCmd.Flags().StringVarP(&containerPolicy, "policy", "p", "",
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"QL-encoded or JSON-encoded placement policy or path to file with it")
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createContainerCmd.Flags().StringSliceVarP(&containerAttributes, "attributes", "a", nil,
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"comma separated pairs of container attributes in form of Key1=Value1,Key2=Value2")
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createContainerCmd.Flags().StringVarP(&containerNonce, "nonce", "n", "", "UUIDv4 nonce value for container")
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createContainerCmd.Flags().BoolVar(&containerAwait, "await", false, "block execution until container is persisted")
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createContainerCmd.Flags().StringVar(&containerName, "name", "", "container name attribute")
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createContainerCmd.Flags().BoolVar(&containerNoTimestamp, "disable-timestamp", false, "disable timestamp container attribute")
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// container delete
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deleteContainerCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
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deleteContainerCmd.Flags().BoolVar(&containerAwait, "await", false, "block execution until container is removed")
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// container list-object
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listContainerObjectsCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
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// container get
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getContainerInfoCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
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getContainerInfoCmd.Flags().StringVar(&containerPathTo, "to", "", "path to dump encoded container")
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getContainerInfoCmd.Flags().StringVar(&containerPathFrom, "from", "", "path to file with encoded container")
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getContainerInfoCmd.Flags().BoolVar(&containerJSON, "json", false, "print or dump container in JSON format")
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// container get-eacl
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getExtendedACLCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
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getExtendedACLCmd.Flags().StringVar(&containerPathTo, "to", "", "path to dump encoded container (default: binary encoded)")
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getExtendedACLCmd.Flags().BoolVar(&containerJSON, "json", false, "encode EACL table in json format")
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// container set-eacl
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setExtendedACLCmd.Flags().StringVar(&containerID, "cid", "", "container ID")
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setExtendedACLCmd.Flags().StringVar(&eaclPathFrom, "table", "", "path to file with JSON or binary encoded EACL table")
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setExtendedACLCmd.Flags().BoolVar(&containerAwait, "await", false, "block execution until EACL is persisted")
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}
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func prettyPrintContainerList(list []*container.ID) {
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for i := range list {
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fmt.Println(list[i])
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}
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}
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func parseContainerPolicy(policyString string) (*netmap.PlacementPolicy, error) {
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_, err := os.Stat(policyString) // check if `policyString` is a path to file with placement policy
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if err == nil {
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printVerbose("Reading placement policy from file: %s", policyString)
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data, err := ioutil.ReadFile(policyString)
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if err != nil {
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return nil, fmt.Errorf("can't read file with placement policy: %w", err)
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}
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policyString = string(data)
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}
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result, err := policy.Parse(policyString)
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if err == nil {
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printVerbose("Parsed QL encoded policy")
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return result, nil
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}
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result = netmap.NewPlacementPolicy()
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if err = result.UnmarshalJSON([]byte(policyString)); err == nil {
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printVerbose("Parsed JSON encoded policy")
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return result, nil
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}
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return nil, errors.New("can't parse placement policy")
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}
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func parseAttributes(attributes []string) ([]*container.Attribute, error) {
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result := make([]*container.Attribute, 0, len(attributes)+2) // name + timestamp attributes
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for i := range attributes {
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kvPair := strings.Split(attributes[i], attributeDelimiter)
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if len(kvPair) != 2 {
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return nil, errors.New("invalid container attribute")
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}
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parsedAttribute := container.NewAttribute()
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parsedAttribute.SetKey(kvPair[0])
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parsedAttribute.SetValue(kvPair[1])
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result = append(result, parsedAttribute)
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}
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if !containerNoTimestamp {
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timestamp := container.NewAttribute()
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timestamp.SetKey(container.AttributeTimestamp)
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timestamp.SetValue(strconv.FormatInt(time.Now().Unix(), 10))
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result = append(result, timestamp)
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}
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if containerName != "" {
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cnrName := container.NewAttribute()
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cnrName.SetKey(container.AttributeName)
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cnrName.SetValue(containerName)
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result = append(result, cnrName)
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}
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return result, nil
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}
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func parseBasicACL(basicACL string) (uint32, error) {
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switch basicACL {
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case "public":
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return acl.PublicBasicRule, nil
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case "private":
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return acl.PrivateBasicRule, nil
|
|
case "readonly":
|
|
return acl.ReadOnlyBasicRule, nil
|
|
default:
|
|
basicACL = strings.Trim(strings.ToLower(basicACL), "0x")
|
|
|
|
value, err := strconv.ParseUint(basicACL, 16, 32)
|
|
if err != nil {
|
|
return 0, fmt.Errorf("can't parse basic ACL: %s", basicACL)
|
|
}
|
|
|
|
return uint32(value), nil
|
|
}
|
|
}
|
|
|
|
func parseNonce(nonce string) (uuid.UUID, error) {
|
|
if nonce == "" {
|
|
result := uuid.New()
|
|
printVerbose("Generating container nonce: %s", result)
|
|
|
|
return result, nil
|
|
}
|
|
|
|
return uuid.Parse(nonce)
|
|
}
|
|
|
|
func parseContainerID(cid string) (*container.ID, error) {
|
|
if cid == "" {
|
|
return nil, errors.New("container ID is not set")
|
|
}
|
|
|
|
id := container.NewID()
|
|
|
|
err := id.Parse(cid)
|
|
if err != nil {
|
|
return nil, errors.New("can't decode container ID value")
|
|
}
|
|
|
|
return id, nil
|
|
}
|
|
|
|
func prettyPrintContainer(cnr *container.Container, jsonEncoding bool) {
|
|
if cnr == nil {
|
|
return
|
|
}
|
|
|
|
if jsonEncoding {
|
|
data, err := cnr.MarshalJSON()
|
|
if err != nil {
|
|
printVerbose("Can't convert container to json: %w", err)
|
|
return
|
|
}
|
|
buf := new(bytes.Buffer)
|
|
if err := json.Indent(buf, data, "", " "); err != nil {
|
|
printVerbose("Can't pretty print json: %w", err)
|
|
}
|
|
|
|
fmt.Println(buf)
|
|
|
|
return
|
|
}
|
|
|
|
id := container.CalculateID(cnr)
|
|
fmt.Println("container ID:", id)
|
|
|
|
version := cnr.Version()
|
|
fmt.Printf("version: %d.%d\n", version.Major(), version.Minor())
|
|
|
|
fmt.Println("owner ID:", cnr.OwnerID())
|
|
|
|
basicACL := cnr.BasicACL()
|
|
fmt.Printf("basic ACL: %s", strconv.FormatUint(uint64(basicACL), 16))
|
|
switch basicACL {
|
|
case acl.PublicBasicRule:
|
|
fmt.Println(" (public)")
|
|
case acl.PrivateBasicRule:
|
|
fmt.Println(" (private)")
|
|
case acl.ReadOnlyBasicRule:
|
|
fmt.Println(" (readonly)")
|
|
default:
|
|
fmt.Println()
|
|
}
|
|
|
|
for _, attribute := range cnr.Attributes() {
|
|
if attribute.Key() == container.AttributeTimestamp {
|
|
fmt.Printf("attribute: %s=%s (%s)\n",
|
|
attribute.Key(),
|
|
attribute.Value(),
|
|
prettyPrintUnixTime(attribute.Value()))
|
|
|
|
continue
|
|
}
|
|
|
|
fmt.Printf("attribute: %s=%s\n", attribute.Key(), attribute.Value())
|
|
}
|
|
|
|
nonce, err := uuid.FromBytes(cnr.Nonce())
|
|
if err == nil {
|
|
fmt.Println("nonce:", nonce)
|
|
}
|
|
|
|
fmt.Println("placement policy:")
|
|
fmt.Println(strings.Join(policy.Encode(cnr.PlacementPolicy()), "\n"))
|
|
}
|
|
|
|
func parseEACL(eaclPath string) (*eacl.Table, error) {
|
|
_, err := os.Stat(eaclPath) // check if `eaclPath` is an existing file
|
|
if err != nil {
|
|
return nil, errors.New("incorrect path to file with EACL")
|
|
}
|
|
|
|
printVerbose("Reading EACL from file: %s", eaclPath)
|
|
|
|
data, err := ioutil.ReadFile(eaclPath)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("can't read file with EACL: %w", err)
|
|
}
|
|
|
|
table := eacl.NewTable()
|
|
if err = table.UnmarshalJSON(data); err == nil {
|
|
printVerbose("Parsed JSON encoded EACL table")
|
|
return table, nil
|
|
}
|
|
|
|
return nil, fmt.Errorf("can't parse EACL table: %w", err)
|
|
}
|
|
|
|
func prettyPrintEACL(table *eacl.Table) {
|
|
data, err := table.MarshalJSON()
|
|
if err != nil {
|
|
printVerbose("Can't convert container to json: %w", err)
|
|
return
|
|
}
|
|
buf := new(bytes.Buffer)
|
|
if err := json.Indent(buf, data, "", " "); err != nil {
|
|
printVerbose("Can't pretty print json: %w", err)
|
|
return
|
|
}
|
|
fmt.Println(buf)
|
|
}
|