112 lines
2.8 KiB
Go
112 lines
2.8 KiB
Go
package client
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import (
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"context"
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"github.com/nspcc-dev/neofs-api-go/pkg/owner"
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"github.com/nspcc-dev/neofs-api-go/pkg/token"
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"github.com/nspcc-dev/neofs-api-go/v2/client"
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v2session "github.com/nspcc-dev/neofs-api-go/v2/session"
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v2signature "github.com/nspcc-dev/neofs-api-go/v2/signature"
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"github.com/pkg/errors"
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)
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func (c Client) CreateSession(ctx context.Context, expiration uint64, opts ...CallOption) (*token.SessionToken, error) {
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switch c.remoteNode.Version.GetMajor() {
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case 2:
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return c.createSessionV2(ctx, expiration, opts...)
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default:
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return nil, unsupportedProtocolErr
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}
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}
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func (c Client) createSessionV2(ctx context.Context, expiration uint64, opts ...CallOption) (*token.SessionToken, error) {
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// apply all available options
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callOptions := defaultCallOptions()
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for i := range opts {
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opts[i].apply(&callOptions)
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}
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w, err := owner.NEO3WalletFromPublicKey(&c.key.PublicKey)
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if err != nil {
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return nil, err
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}
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ownerID := new(owner.ID)
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ownerID.SetNeo3Wallet(w)
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reqBody := new(v2session.CreateRequestBody)
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reqBody.SetOwnerID(ownerID.ToV2())
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reqBody.SetExpiration(expiration)
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req := new(v2session.CreateRequest)
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req.SetBody(reqBody)
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req.SetMetaHeader(v2MetaHeaderFromOpts(callOptions))
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err = v2signature.SignServiceMessage(c.key, req)
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if err != nil {
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return nil, err
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}
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switch c.remoteNode.Protocol {
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case GRPC:
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cli, err := v2SessionClientFromOptions(c.opts)
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if err != nil {
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return nil, errors.Wrap(err, "can't create grpc client")
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}
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resp, err := cli.Create(ctx, req)
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if err != nil {
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return nil, errors.Wrap(err, "transport error")
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}
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err = v2signature.VerifyServiceMessage(resp)
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if err != nil {
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return nil, errors.Wrap(err, "can't verify response message")
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}
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body := resp.GetBody()
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if body == nil {
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return nil, errors.New("malformed response body")
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}
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sessionToken := token.NewSessionToken()
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sessionToken.SetID(body.GetID())
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sessionToken.SetSessionKey(body.GetSessionKey())
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sessionToken.SetOwnerID(ownerID)
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return sessionToken, nil
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default:
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return nil, unsupportedProtocolErr
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}
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}
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func v2SessionClientFromOptions(opts *clientOptions) (cli *v2session.Client, err error) {
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switch {
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case opts.grpcOpts.v2SessionClient != nil:
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// return value from client cache
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return opts.grpcOpts.v2SessionClient, nil
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case opts.grpcOpts.conn != nil:
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cli, err = v2session.NewClient(v2session.WithGlobalOpts(
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client.WithGRPCConn(opts.grpcOpts.conn)),
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)
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case opts.addr != "":
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cli, err = v2session.NewClient(v2session.WithGlobalOpts(
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client.WithNetworkAddress(opts.addr)),
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)
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default:
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return nil, errors.New("lack of sdk client options to create accounting client")
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}
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// check if client correct and save in cache
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if err != nil {
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return nil, err
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}
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opts.grpcOpts.v2SessionClient = cli
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return cli, nil
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}
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