frostfs-node/cmd/neofs-cli/modules/container/create.go

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package container
import (
"errors"
"fmt"
"os"
"strings"
"time"
internalclient "github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/client"
"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/commonflags"
"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/key"
"github.com/nspcc-dev/neofs-sdk-go/container"
"github.com/nspcc-dev/neofs-sdk-go/container/acl"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
"github.com/nspcc-dev/neofs-sdk-go/session"
subnetid "github.com/nspcc-dev/neofs-sdk-go/subnet/id"
"github.com/nspcc-dev/neofs-sdk-go/user"
"github.com/spf13/cobra"
)
var (
containerACL string
containerPolicy string
containerAttributes []string
containerAwait bool
containerName string
containerNoTimestamp bool
containerSubnet string
)
var createContainerCmd = &cobra.Command{
Use: "create",
Short: "Create new container",
Long: `Create new container and register it in the NeoFS.
It will be stored in sidechain when inner ring will accepts it.`,
Run: func(cmd *cobra.Command, args []string) {
placementPolicy, err := parseContainerPolicy(containerPolicy)
common.ExitOnErr(cmd, "", err)
if containerSubnet != "" {
var subnetID subnetid.ID
err = subnetID.DecodeString(containerSubnet)
common.ExitOnErr(cmd, "could not parse subnetID: %w", err)
placementPolicy.RestrictSubnet(subnetID)
}
var cnr container.Container
cnr.Init()
err = parseAttributes(&cnr, containerAttributes)
common.ExitOnErr(cmd, "", err)
var basicACL acl.Basic
common.ExitOnErr(cmd, "decode basic ACL string: %w", basicACL.DecodeString(containerACL))
key := key.GetOrGenerate(cmd)
var tok *session.Container
sessionTokenPath, _ := cmd.Flags().GetString(commonflags.SessionToken)
if sessionTokenPath != "" {
tok = new(session.Container)
common.ReadSessionToken(cmd, tok, sessionTokenPath)
issuer := tok.Issuer()
cnr.SetOwner(issuer)
} else {
var idOwner user.ID
user.IDFromKey(&idOwner, key.PublicKey)
cnr.SetOwner(idOwner)
}
cnr.SetPlacementPolicy(*placementPolicy)
cnr.SetBasicACL(basicACL)
cli := internalclient.GetSDKClientByFlag(cmd, key, commonflags.RPC)
var syncContainerPrm internalclient.SyncContainerPrm
syncContainerPrm.SetClient(cli)
syncContainerPrm.SetContainer(&cnr)
_, err = internalclient.SyncContainerSettings(syncContainerPrm)
common.ExitOnErr(cmd, "syncing container's settings rpc error: %w", err)
var putPrm internalclient.PutContainerPrm
putPrm.SetClient(cli)
putPrm.SetContainer(cnr)
if tok != nil {
putPrm.WithinSession(*tok)
}
res, err := internalclient.PutContainer(putPrm)
common.ExitOnErr(cmd, "put container rpc error: %w", err)
id := res.ID()
cmd.Println("container ID:", id)
if containerAwait {
cmd.Println("awaiting...")
var getPrm internalclient.GetContainerPrm
getPrm.SetClient(cli)
getPrm.SetContainer(id)
for i := 0; i < awaitTimeout; i++ {
time.Sleep(1 * time.Second)
_, err := internalclient.GetContainer(getPrm)
if err == nil {
cmd.Println("container has been persisted on sidechain")
return
}
}
common.ExitOnErr(cmd, "", errCreateTimeout)
}
},
}
func initContainerCreateCmd() {
commonflags.Init(createContainerCmd)
flags := createContainerCmd.Flags()
flags.StringVar(&containerACL, "basic-acl", acl.NamePrivate, fmt.Sprintf("hex encoded basic ACL value or keywords like '%s', '%s', '%s'",
acl.NamePublicRW, acl.NamePrivate, acl.NamePublicROExtended,
))
flags.StringVarP(&containerPolicy, "policy", "p", "", "QL-encoded or JSON-encoded placement policy or path to file with it")
flags.StringSliceVarP(&containerAttributes, "attributes", "a", nil, "comma separated pairs of container attributes in form of Key1=Value1,Key2=Value2")
flags.BoolVar(&containerAwait, "await", false, "block execution until container is persisted")
flags.StringVar(&containerName, "name", "", "container name attribute")
flags.BoolVar(&containerNoTimestamp, "disable-timestamp", false, "disable timestamp container attribute")
flags.StringVar(&containerSubnet, "subnet", "", "string representation of container subnetwork")
}
func parseContainerPolicy(policyString string) (*netmap.PlacementPolicy, error) {
_, err := os.Stat(policyString) // check if `policyString` is a path to file with placement policy
if err == nil {
common.PrintVerbose("Reading placement policy from file: %s", policyString)
data, err := os.ReadFile(policyString)
if err != nil {
return nil, fmt.Errorf("can't read file with placement policy: %w", err)
}
policyString = string(data)
}
var result netmap.PlacementPolicy
err = result.DecodeString(policyString)
if err == nil {
common.PrintVerbose("Parsed QL encoded policy")
return &result, nil
}
if err = result.UnmarshalJSON([]byte(policyString)); err == nil {
common.PrintVerbose("Parsed JSON encoded policy")
return &result, nil
}
return nil, errors.New("can't parse placement policy")
}
func parseAttributes(dst *container.Container, attributes []string) error {
for i := range attributes {
kvPair := strings.Split(attributes[i], attributeDelimiter)
if len(kvPair) != 2 {
return errors.New("invalid container attribute")
}
dst.SetAttribute(kvPair[0], kvPair[1])
}
if !containerNoTimestamp {
container.SetCreationTime(dst, time.Now())
}
if containerName != "" {
container.SetName(dst, containerName)
}
return nil
}