forked from TrueCloudLab/frostfs-sdk-go
116 lines
3.4 KiB
Go
116 lines
3.4 KiB
Go
package client_test
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import (
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"context"
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"fmt"
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"time"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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netmapv2 "github.com/nspcc-dev/neofs-api-go/v2/netmap"
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"github.com/nspcc-dev/neofs-sdk-go/client"
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"github.com/nspcc-dev/neofs-sdk-go/container"
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"github.com/nspcc-dev/neofs-sdk-go/container/acl"
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cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
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neofsecdsa "github.com/nspcc-dev/neofs-sdk-go/crypto/ecdsa"
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"github.com/nspcc-dev/neofs-sdk-go/netmap"
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"github.com/nspcc-dev/neofs-sdk-go/user"
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)
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func ExampleClient_ContainerPut() {
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ctx := context.Background()
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var accountID user.ID
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// The account was taken from https://github.com/nspcc-dev/neofs-aio
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key, err := keys.NEP2Decrypt("6PYM8VdX2BSm7BSXKzV4Fz6S3R9cDLLWNrD9nMjxW352jEv3fsC8N3wNLY", "one", keys.NEP2ScryptParams())
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if err != nil {
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panic(err)
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}
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signer := neofsecdsa.SignerRFC6979(key.PrivateKey)
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// decode account from user's signer
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if err = user.IDFromSigner(&accountID, signer); err != nil {
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panic(err)
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}
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// prepare client
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var prmInit client.PrmInit
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prmInit.SetDefaultSigner(signer) // private signer for request signing
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var c client.Client
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c.Init(prmInit)
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// connect to NeoFS gateway
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var prmDial client.PrmDial
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prmDial.SetServerURI("grpc://localhost:8080") // endpoint address
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prmDial.SetTimeout(15 * time.Second)
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prmDial.SetStreamTimeout(15 * time.Second)
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if err = c.Dial(prmDial); err != nil {
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panic(fmt.Errorf("dial %v", err))
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}
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// describe new container
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cont := container.Container{}
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// set version and nonce
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cont.Init()
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cont.SetOwner(accountID)
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cont.SetBasicACL(acl.PublicRW)
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// set reserved attributes
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container.SetName(&cont, "name-1")
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container.SetCreationTime(&cont, time.Now().UTC())
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// init placement policy
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var containerID cid.ID
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var placementPolicyV2 netmapv2.PlacementPolicy
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var replicas []netmapv2.Replica
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replica := netmapv2.Replica{}
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replica.SetCount(1)
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replicas = append(replicas, replica)
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placementPolicyV2.SetReplicas(replicas)
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var placementPolicy netmap.PlacementPolicy
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if err = placementPolicy.ReadFromV2(placementPolicyV2); err != nil {
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panic(fmt.Errorf("ReadFromV2 %w", err))
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}
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placementPolicy.SetContainerBackupFactor(1)
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cont.SetPlacementPolicy(placementPolicy)
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// prepare command to create container
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var prmCon client.PrmContainerPut
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prmCon.SetContainer(cont)
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putResult, err := c.ContainerPut(ctx, prmCon)
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if err != nil {
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panic(fmt.Errorf("ContainerPut %w", err))
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}
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// containerID already exists
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containerID = putResult.ID()
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fmt.Println(containerID)
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// example output: 76wa5UNiT8gk8Q5rdCVCV4pKuZSmYsifh6g84BcL6Hqs
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// but container creation is async operation. We should wait some time or make polling to ensure container created
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// for simplifying we just wait
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<-time.After(2 * time.Second)
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// take our created container
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var cmdGet client.PrmContainerGet
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cmdGet.SetContainer(containerID)
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getResp, err := c.ContainerGet(ctx, cmdGet)
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if err != nil {
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panic(fmt.Errorf("ContainerGet %w", err))
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}
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jsonData, err := getResp.Container().MarshalJSON()
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if err != nil {
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panic(fmt.Errorf("MarshalJSON %w", err))
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}
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fmt.Println(string(jsonData))
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// example output: {"version":{"major":2,"minor":13},"ownerID":{"value":"Ne6eoiwn40vQFI/EEI4I906PUEiy8ZXKcw=="},"nonce":"rPVd/iw2RW6Q6d66FVnIqg==","basicACL":532660223,"attributes":[{"key":"Name","value":"name-1"},{"key":"Timestamp","value":"1681738627"}],"placementPolicy":{"replicas":[{"count":1,"selector":""}],"containerBackupFactor":1,"selectors":[],"filters":[],"subnetId":{"value":0}}}
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}
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