xk6-frostfs/internal/native/native.go

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package native
import (
"fmt"
"math"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
frostfsecdsa "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/crypto/ecdsa"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
"git.frostfs.info/TrueCloudLab/xk6-frostfs/internal/stats"
"github.com/google/uuid"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"go.k6.io/k6/js/modules"
"go.k6.io/k6/metrics"
)
// RootModule is the global module object type. It is instantiated once per test
// run and will be used to create k6/x/frostfs/native module instances for each VU.
type RootModule struct{}
// Native represents an instance of the module for every VU.
type Native struct {
vu modules.VU
}
// Ensure the interfaces are implemented correctly.
var (
_ modules.Instance = &Native{}
_ modules.Module = &RootModule{}
objPutTotal, objPutFails, objPutDuration *metrics.Metric
objGetTotal, objGetFails, objGetDuration *metrics.Metric
objDeleteTotal, objDeleteFails, objDeleteDuration *metrics.Metric
cnrPutTotal, cnrPutFails, cnrPutDuration *metrics.Metric
)
func init() {
modules.Register("k6/x/frostfs/native", new(RootModule))
}
// NewModuleInstance implements the modules.Module interface and returns
// a new instance for each VU.
func (r *RootModule) NewModuleInstance(vu modules.VU) modules.Instance {
mi := &Native{vu: vu}
return mi
}
// Exports implements the modules.Instance interface and returns the exports
// of the JS module.
func (n *Native) Exports() modules.Exports {
return modules.Exports{Default: n}
}
func (n *Native) Connect(endpoint, hexPrivateKey string, dialTimeout, streamTimeout int, prepareLocally bool) (*Client, error) {
var (
cli client.Client
pk *keys.PrivateKey
err error
)
pk, err = keys.NewPrivateKey()
if len(hexPrivateKey) != 0 {
pk, err = keys.NewPrivateKeyFromHex(hexPrivateKey)
}
if err != nil {
return nil, fmt.Errorf("invalid key: %w", err)
}
var prmInit client.PrmInit
prmInit.ResolveFrostFSFailures()
prmInit.SetDefaultPrivateKey(pk.PrivateKey)
cli.Init(prmInit)
var prmDial client.PrmDial
prmDial.SetServerURI(endpoint)
if dialTimeout > 0 {
prmDial.SetTimeout(time.Duration(dialTimeout) * time.Second)
}
if streamTimeout > 0 {
prmDial.SetStreamTimeout(time.Duration(streamTimeout) * time.Second)
}
err = cli.Dial(n.vu.Context(), prmDial)
if err != nil {
return nil, fmt.Errorf("dial endpoint: %s %w", endpoint, err)
}
// generate session token
exp := uint64(math.MaxUint64)
sessionResp, err := cli.SessionCreate(n.vu.Context(), client.PrmSessionCreate{
Expiration: exp,
})
if err != nil {
return nil, fmt.Errorf("dial endpoint: %s %w", endpoint, err)
}
var id uuid.UUID
err = id.UnmarshalBinary(sessionResp.ID())
if err != nil {
return nil, fmt.Errorf("session token: %w", err)
}
var key frostfsecdsa.PublicKey
err = key.Decode(sessionResp.PublicKey())
if err != nil {
return nil, fmt.Errorf("invalid public session key: %w", err)
}
var tok session.Object
tok.SetID(id)
tok.SetAuthKey(&key)
tok.SetExp(exp)
// register metrics
objPutTotal, _ = stats.Registry.NewMetric("frostfs_obj_put_total", metrics.Counter)
objPutFails, _ = stats.Registry.NewMetric("frostfs_obj_put_fails", metrics.Counter)
objPutDuration, _ = stats.Registry.NewMetric("frostfs_obj_put_duration", metrics.Trend, metrics.Time)
objGetTotal, _ = stats.Registry.NewMetric("frostfs_obj_get_total", metrics.Counter)
objGetFails, _ = stats.Registry.NewMetric("frostfs_obj_get_fails", metrics.Counter)
objGetDuration, _ = stats.Registry.NewMetric("frostfs_obj_get_duration", metrics.Trend, metrics.Time)
objDeleteTotal, _ = stats.Registry.NewMetric("frostfs_obj_delete_total", metrics.Counter)
objDeleteFails, _ = stats.Registry.NewMetric("frostfs_obj_delete_fails", metrics.Counter)
objDeleteDuration, _ = stats.Registry.NewMetric("frostfs_obj_delete_duration", metrics.Trend, metrics.Time)
cnrPutTotal, _ = stats.Registry.NewMetric("frostfs_cnr_put_total", metrics.Counter)
cnrPutFails, _ = stats.Registry.NewMetric("frostfs_cnr_put_fails", metrics.Counter)
cnrPutDuration, _ = stats.Registry.NewMetric("frostfs_cnr_put_duration", metrics.Trend, metrics.Time)
return &Client{
vu: n.vu,
key: pk.PrivateKey,
tok: tok,
cli: &cli,
prepareLocally: prepareLocally,
}, nil
}