xk6-frostfs/internal/native/client.go

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package native
import (
"context"
"crypto/ecdsa"
"crypto/sha256"
"encoding/hex"
"errors"
"fmt"
"strconv"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/acl"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/version"
"git.frostfs.info/TrueCloudLab/tzhash/tz"
"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/datagen"
"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/stats"
"go.k6.io/k6/js/modules"
"go.k6.io/k6/metrics"
)
type (
Client struct {
vu modules.VU
key ecdsa.PrivateKey
tok session.Object
cli *client.Client
prepareLocally bool
}
PutResponse struct {
Success bool
ObjectID string
Error string
}
DeleteResponse struct {
Success bool
Error string
}
GetResponse struct {
Success bool
Error string
}
VerifyHashResponse struct {
Success bool
Error string
}
PutContainerResponse struct {
Success bool
ContainerID string
Error string
}
PreparedObject struct {
vu modules.VU
key ecdsa.PrivateKey
cli *client.Client
hdr object.Object
payload []byte
prepareLocally bool
}
)
const defaultBufferSize = 64 * 1024
func (c *Client) Put(containerID string, headers map[string]string, payload datagen.Payload, chunkSize int) PutResponse {
cliContainerID := parseContainerID(containerID)
tok := c.tok
tok.ForVerb(session.VerbObjectPut)
tok.BindContainer(cliContainerID)
err := tok.Sign(c.key)
if err != nil {
panic(err)
}
var owner user.ID
user.IDFromKey(&owner, c.key.PublicKey)
attrs := make([]object.Attribute, len(headers))
ind := 0
for k, v := range headers {
attrs[ind].SetKey(k)
attrs[ind].SetValue(v)
ind++
}
var o object.Object
o.SetContainerID(cliContainerID)
o.SetOwnerID(owner)
o.SetAttributes(attrs...)
resp, err := put(c.vu, c.cli, c.prepareLocally, &tok, &o, payload, chunkSize)
if err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
return PutResponse{Success: true, ObjectID: resp.StoredObjectID().String()}
}
func (c *Client) Delete(containerID string, objectID string) DeleteResponse {
cliContainerID := parseContainerID(containerID)
cliObjectID := parseObjectID(objectID)
tok := c.tok
tok.ForVerb(session.VerbObjectDelete)
tok.BindContainer(cliContainerID)
tok.LimitByObjects(cliObjectID)
err := tok.Sign(c.key)
if err != nil {
panic(err)
}
start := time.Now()
var prm client.PrmObjectDelete
prm.ObjectID = &cliObjectID
prm.ContainerID = &cliContainerID
prm.Session = &tok
_, err = c.cli.ObjectDelete(c.vu.Context(), prm)
if err != nil {
stats.Report(c.vu, objDeleteFails, 1)
return DeleteResponse{Success: false, Error: err.Error()}
}
stats.Report(c.vu, objDeleteSuccess, 1)
stats.Report(c.vu, objDeleteDuration, metrics.D(time.Since(start)))
return DeleteResponse{Success: true}
}
func (c *Client) Get(containerID, objectID string) GetResponse {
cliContainerID := parseContainerID(containerID)
cliObjectID := parseObjectID(objectID)
tok := c.tok
tok.ForVerb(session.VerbObjectGet)
tok.BindContainer(cliContainerID)
tok.LimitByObjects(cliObjectID)
err := tok.Sign(c.key)
if err != nil {
panic(err)
}
start := time.Now()
var prm client.PrmObjectGet
prm.ObjectID = &cliObjectID
prm.ContainerID = &cliContainerID
prm.Session = &tok
objSize := 0
err = get(c.cli, prm, c.vu.Context(), func(data []byte) {
objSize += len(data)
})
if err != nil {
stats.Report(c.vu, objGetFails, 1)
return GetResponse{Success: false, Error: err.Error()}
}
stats.Report(c.vu, objGetSuccess, 1)
stats.Report(c.vu, objGetDuration, metrics.D(time.Since(start)))
stats.ReportDataReceived(c.vu, float64(objSize))
stats.Report(c.vu, objGetData, float64(objSize))
return GetResponse{Success: true}
}
func get(
cli *client.Client,
prm client.PrmObjectGet,
ctx context.Context,
onDataChunk func(chunk []byte),
) error {
buf := make([]byte, defaultBufferSize)
objectReader, err := cli.ObjectGetInit(ctx, prm)
if err != nil {
return err
}
var o object.Object
if !objectReader.ReadHeader(&o) {
if _, err = objectReader.Close(); err != nil {
return err
}
return errors.New("can't read object header")
}
n, _ := objectReader.Read(buf)
for n > 0 {
onDataChunk(buf[:n])
n, _ = objectReader.Read(buf)
}
_, err = objectReader.Close()
if err != nil {
return err
}
return nil
}
func (c *Client) VerifyHash(containerID, objectID, expectedHash string) VerifyHashResponse {
cliContainerID := parseContainerID(containerID)
cliObjectID := parseObjectID(objectID)
tok := c.tok
tok.ForVerb(session.VerbObjectGet)
tok.BindContainer(cliContainerID)
tok.LimitByObjects(cliObjectID)
err := tok.Sign(c.key)
if err != nil {
panic(err)
}
var prm client.PrmObjectGet
prm.ObjectID = &cliObjectID
prm.ContainerID = &cliContainerID
prm.Session = &tok
hasher := sha256.New()
err = get(c.cli, prm, c.vu.Context(), func(data []byte) {
hasher.Write(data)
})
if err != nil {
return VerifyHashResponse{Success: false, Error: err.Error()}
}
actualHash := hex.EncodeToString(hasher.Sum(nil))
if actualHash != expectedHash {
return VerifyHashResponse{Success: false, Error: "hash mismatch"}
}
return VerifyHashResponse{Success: true}
}
func (c *Client) putCnrErrorResponse(err error) PutContainerResponse {
stats.Report(c.vu, cnrPutFails, 1)
return PutContainerResponse{Success: false, Error: err.Error()}
}
func (c *Client) PutContainer(params map[string]string) PutContainerResponse {
stats.Report(c.vu, cnrPutTotal, 1)
var cnr container.Container
cnr.Init()
var usr user.ID
user.IDFromKey(&usr, c.key.PublicKey)
container.SetCreationTime(&cnr, time.Now())
cnr.SetOwner(usr)
if basicACLStr, ok := params["acl"]; ok {
var basicACL acl.Basic
err := basicACL.DecodeString(basicACLStr)
if err != nil {
return c.putCnrErrorResponse(err)
}
cnr.SetBasicACL(basicACL)
}
placementPolicyStr, ok := params["placement_policy"]
if ok {
var placementPolicy netmap.PlacementPolicy
err := placementPolicy.DecodeString(placementPolicyStr)
if err != nil {
return c.putCnrErrorResponse(err)
}
cnr.SetPlacementPolicy(placementPolicy)
}
containerName, hasName := params["name"]
if hasName {
container.SetName(&cnr, containerName)
}
var err error
var nameScopeGlobal bool
if nameScopeGlobalStr, ok := params["name_scope_global"]; ok {
if nameScopeGlobal, err = strconv.ParseBool(nameScopeGlobalStr); err != nil {
return c.putCnrErrorResponse(fmt.Errorf("invalid name_scope_global param: %w", err))
}
}
if nameScopeGlobal {
if !hasName {
return c.putCnrErrorResponse(errors.New("you must provide container name if name_scope_global param is set"))
}
var domain container.Domain
domain.SetName(containerName)
container.WriteDomain(&cnr, domain)
}
start := time.Now()
res, err := c.cli.ContainerPut(c.vu.Context(), client.PrmContainerPut{
Container: &cnr,
})
if err != nil {
return c.putCnrErrorResponse(err)
}
var wp waitParams
wp.setDefaults()
if err = c.waitForContainerPresence(c.vu.Context(), res.ID(), &wp); err != nil {
return c.putCnrErrorResponse(err)
}
stats.Report(c.vu, cnrPutDuration, metrics.D(time.Since(start)))
return PutContainerResponse{Success: true, ContainerID: res.ID().EncodeToString()}
}
func (c *Client) Onsite(containerID string, payload datagen.Payload) PreparedObject {
maxObjectSize, epoch, hhDisabled, err := parseNetworkInfo(c.vu.Context(), c.cli)
if err != nil {
panic(err)
}
data := payload.Bytes()
ln := len(data)
if ln > int(maxObjectSize) {
// not sure if load test needs object transformation
// with parent-child relation; if needs, then replace
// this code with the usage of object transformer from
// frostfs-loader or distribution.
msg := fmt.Sprintf("payload size %d is bigger than network limit %d", ln, maxObjectSize)
panic(msg)
}
cliContainerID := parseContainerID(containerID)
var owner user.ID
user.IDFromKey(&owner, c.key.PublicKey)
apiVersion := version.Current()
obj := object.New()
obj.SetVersion(&apiVersion)
obj.SetType(object.TypeRegular)
obj.SetContainerID(cliContainerID)
obj.SetOwnerID(owner)
obj.SetPayloadSize(uint64(ln))
obj.SetCreationEpoch(epoch)
var sha, hh checksum.Checksum
sha.SetSHA256(sha256.Sum256(data))
obj.SetPayloadChecksum(sha)
if !hhDisabled {
hh.SetTillichZemor(tz.Sum(data))
obj.SetPayloadHomomorphicHash(hh)
}
return PreparedObject{
vu: c.vu,
key: c.key,
cli: c.cli,
hdr: *obj,
payload: data,
prepareLocally: c.prepareLocally,
}
}
func (p PreparedObject) Put(headers map[string]string) PutResponse {
obj := p.hdr
attrs := make([]object.Attribute, len(headers))
ind := 0
for k, v := range headers {
attrs[ind].SetKey(k)
attrs[ind].SetValue(v)
ind++
}
obj.SetAttributes(attrs...)
id, err := object.CalculateID(&obj)
if err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
obj.SetID(id)
if err = object.CalculateAndSetSignature(p.key, &obj); err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
_, err = put(p.vu, p.cli, p.prepareLocally, nil, &obj, datagen.NewFixedPayload(p.payload), 0)
if err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
return PutResponse{Success: true, ObjectID: id.String()}
}
type epochSource uint64
func (s epochSource) CurrentEpoch() uint64 {
return uint64(s)
}
func put(vu modules.VU, cli *client.Client, prepareLocally bool, tok *session.Object,
hdr *object.Object, payload datagen.Payload, chunkSize int,
) (*client.ResObjectPut, error) {
bufSize := defaultBufferSize
if chunkSize > 0 {
bufSize = chunkSize
}
buf := make([]byte, bufSize)
rdr := payload.Reader()
sz := payload.Size()
// starting upload
start := time.Now()
var prm client.PrmObjectPutInit
if tok != nil {
prm.Session = tok
}
if chunkSize > 0 {
prm.MaxChunkLength = chunkSize
}
if prepareLocally {
res, err := cli.NetworkInfo(vu.Context(), client.PrmNetworkInfo{})
if err != nil {
return nil, err
}
prm.MaxSize = res.Info().MaxObjectSize()
prm.EpochSource = epochSource(res.Info().CurrentEpoch())
prm.WithoutHomomorphHash = true
}
objectWriter, err := cli.ObjectPutInit(vu.Context(), prm)
if err != nil {
stats.Report(vu, objPutFails, 1)
return nil, err
}
if !objectWriter.WriteHeader(vu.Context(), *hdr) {
stats.Report(vu, objPutFails, 1)
_, err = objectWriter.Close(vu.Context())
return nil, err
}
n, _ := rdr.Read(buf)
for n > 0 {
if !objectWriter.WritePayloadChunk(vu.Context(), buf[:n]) {
break
}
n, _ = rdr.Read(buf)
}
resp, err := objectWriter.Close(vu.Context())
if err != nil {
stats.Report(vu, objPutFails, 1)
return nil, err
}
stats.Report(vu, objPutSuccess, 1)
stats.ReportDataSent(vu, float64(sz))
stats.Report(vu, objPutDuration, metrics.D(time.Since(start)))
stats.Report(vu, objPutData, float64(sz))
return resp, nil
}
func parseNetworkInfo(ctx context.Context, cli *client.Client) (maxObjSize, epoch uint64, hhDisabled bool, err error) {
ni, err := cli.NetworkInfo(ctx, client.PrmNetworkInfo{})
if err != nil {
return 0, 0, false, err
}
ninfo := ni.Info()
return ninfo.MaxObjectSize(), ninfo.CurrentEpoch(), ninfo.HomomorphicHashingDisabled(), err
}
type waitParams struct {
timeout time.Duration
pollInterval time.Duration
}
func (x *waitParams) setDefaults() {
x.timeout = 120 * time.Second
x.pollInterval = 5 * time.Second
}
func (c *Client) waitForContainerPresence(ctx context.Context, cnrID cid.ID, wp *waitParams) error {
return waitFor(ctx, wp, func(ctx context.Context) bool {
_, err := c.cli.ContainerGet(ctx, client.PrmContainerGet{
ContainerID: &cnrID,
})
return err == nil
})
}
func waitFor(ctx context.Context, params *waitParams, condition func(context.Context) bool) error {
wctx, cancel := context.WithTimeout(ctx, params.timeout)
defer cancel()
ticker := time.NewTimer(params.pollInterval)
defer ticker.Stop()
wdone := wctx.Done()
done := ctx.Done()
for {
select {
case <-done:
return ctx.Err()
case <-wdone:
return wctx.Err()
case <-ticker.C:
if condition(ctx) {
return nil
}
ticker.Reset(params.pollInterval)
}
}
}
func parseContainerID(strContainerID string) cid.ID {
var containerID cid.ID
err := containerID.DecodeString(strContainerID)
if err != nil {
panic(err)
}
return containerID
}
func parseObjectID(strObjectID string) oid.ID {
var cliObjectID oid.ID
err := cliObjectID.DecodeString(strObjectID)
if err != nil {
panic(err)
}
return cliObjectID
}