xk6-frostfs/internal/native/client.go
Alex Vanin faba352e36 [#3] native: Configure buffer size
Default value is increased up to 64 KiB.

Signed-off-by: Alex Vanin <alexey@nspcc.ru>
2022-05-25 18:29:44 +03:00

344 lines
7.7 KiB
Go

package native
import (
"bytes"
"context"
"crypto/ecdsa"
"crypto/sha256"
"encoding/binary"
"errors"
"fmt"
"time"
"github.com/dop251/goja"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/nspcc-dev/neofs-sdk-go/checksum"
"github.com/nspcc-dev/neofs-sdk-go/client"
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
"github.com/nspcc-dev/neofs-sdk-go/object"
"github.com/nspcc-dev/neofs-sdk-go/object/address"
oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
"github.com/nspcc-dev/neofs-sdk-go/session"
"github.com/nspcc-dev/neofs-sdk-go/user"
"github.com/nspcc-dev/neofs-sdk-go/version"
"github.com/nspcc-dev/tzhash/tz"
"github.com/nspcc-dev/xk6-neofs/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
bufsize int
}
PutResponse struct {
Success bool
ObjectID string
Error string
}
GetResponse struct {
Success bool
Error string
}
PreparedObject struct {
vu modules.VU
key ecdsa.PrivateKey
cli *client.Client
bufsize int
hdr object.Object
payload []byte
}
)
const defaultBufferSize = 64 * 1024
func (c *Client) SetBufferSize(size int) {
if size < 0 {
panic("buffer size must be positive")
}
if size == 0 {
c.bufsize = defaultBufferSize
} else {
c.bufsize = size
}
}
func (c *Client) Put(inputContainerID string, headers map[string]string, payload goja.ArrayBuffer) PutResponse {
var containerID cid.ID
err := containerID.DecodeString(inputContainerID)
if err != nil {
panic(err)
}
var addr address.Address
addr.SetContainerID(containerID)
tok := c.tok
tok.ForVerb(session.VerbObjectPut)
tok.ApplyTo(addr)
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(containerID)
o.SetOwnerID(&owner)
o.SetAttributes(attrs...)
resp, err := put(c.vu, c.bufsize, c.cli, &tok, &o, payload.Bytes())
if err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
var id oid.ID
resp.ReadStoredObjectID(&id)
return PutResponse{Success: true, ObjectID: id.String()}
}
func (c *Client) Get(inputContainerID, inputObjectID string) GetResponse {
var (
buf = make([]byte, c.bufsize)
sz int
)
var containerID cid.ID
err := containerID.DecodeString(inputContainerID)
if err != nil {
panic(err)
}
var objectID oid.ID
err = objectID.DecodeString(inputObjectID)
if err != nil {
panic(err)
}
var addr address.Address
addr.SetContainerID(containerID)
addr.SetObjectID(objectID)
tok := c.tok
tok.ForVerb(session.VerbObjectGet)
tok.ApplyTo(addr)
err = tok.Sign(c.key)
if err != nil {
panic(err)
}
stats.Report(c.vu, objGetTotal, 1)
start := time.Now()
var prmObjectGetInit client.PrmObjectGet
prmObjectGetInit.ByID(objectID)
prmObjectGetInit.FromContainer(containerID)
prmObjectGetInit.WithinSession(tok)
objectReader, err := c.cli.ObjectGetInit(c.vu.Context(), prmObjectGetInit)
if err != nil {
stats.Report(c.vu, objGetFails, 1)
return GetResponse{Success: false, Error: err.Error()}
}
var o object.Object
if !objectReader.ReadHeader(&o) {
stats.Report(c.vu, objGetFails, 1)
_, err := objectReader.Close()
return GetResponse{Success: false, Error: err.Error()}
}
n, _ := objectReader.Read(buf)
for n > 0 {
sz += n
n, _ = objectReader.Read(buf)
}
_, err = objectReader.Close()
if err != nil {
stats.Report(c.vu, objGetFails, 1)
return GetResponse{Success: false, Error: err.Error()}
}
stats.Report(c.vu, objGetDuration, metrics.D(time.Since(start)))
stats.ReportDataReceived(c.vu, float64(sz))
return GetResponse{Success: true}
}
func (c *Client) Onsite(inputContainerID string, payload goja.ArrayBuffer) 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
// neofs-loader or distribution.
msg := fmt.Sprintf("payload size %d is bigger than network limit %d", ln, maxObjectSize)
panic(msg)
}
var containerID cid.ID
err = containerID.DecodeString(inputContainerID)
if err != nil {
panic(err)
}
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(containerID)
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,
bufsize: c.bufsize,
hdr: *obj,
payload: data,
}
}
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.bufsize, p.cli, nil, &obj, p.payload)
if err != nil {
return PutResponse{Success: false, Error: err.Error()}
}
return PutResponse{Success: true, ObjectID: id.String()}
}
func put(vu modules.VU, bufSize int, cli *client.Client, tok *session.Object,
hdr *object.Object, payload []byte) (*client.ResObjectPut, error) {
buf := make([]byte, bufSize)
rdr := bytes.NewReader(payload)
sz := rdr.Size()
// starting upload
stats.Report(vu, objPutTotal, 1)
start := time.Now()
objectWriter, err := cli.ObjectPutInit(vu.Context(), client.PrmObjectPutInit{})
if err != nil {
stats.Report(vu, objPutFails, 1)
return nil, err
}
if tok != nil {
objectWriter.WithinSession(*tok)
}
if !objectWriter.WriteHeader(*hdr) {
stats.Report(vu, objPutFails, 1)
_, err = objectWriter.Close()
return nil, err
}
n, _ := rdr.Read(buf)
for n > 0 {
if !objectWriter.WritePayloadChunk(buf[:n]) {
break
}
n, _ = rdr.Read(buf)
}
resp, err := objectWriter.Close()
if err != nil {
stats.Report(vu, objPutFails, 1)
return nil, err
}
stats.ReportDataSent(vu, float64(sz))
stats.Report(vu, objPutDuration, metrics.D(time.Since(start)))
return resp, err
}
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
}
epoch = ni.Info().CurrentEpoch()
err = errors.New("network configuration misses max object size value")
ni.Info().NetworkConfig().IterateParameters(func(parameter *netmap.NetworkParameter) bool {
switch string(parameter.Key()) {
case "MaxObjectSize":
buf := make([]byte, 8)
copy(buf[:], parameter.Value())
maxObjSize = binary.LittleEndian.Uint64(buf)
err = nil
case "HomomorphicHashingDisabled":
arr := stackitem.NewByteArray(parameter.Value())
hhDisabled, err = arr.TryBool()
if err != nil {
return true
}
}
return false
})
return maxObjSize, epoch, hhDisabled, err
}