lotus/node/impl/remoteworker.go
2021-06-07 16:57:24 +02:00

60 lines
1.4 KiB
Go

package impl
import (
"context"
"net/http"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-jsonrpc"
"github.com/filecoin-project/go-jsonrpc/auth"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/api/client"
sectorstorage "github.com/filecoin-project/lotus/extern/sector-storage"
)
type remoteWorker struct {
api.Worker
closer jsonrpc.ClientCloser
}
func (r *remoteWorker) NewSector(ctx context.Context, sector abi.SectorID) error {
return xerrors.New("unsupported")
}
func connectRemoteWorker(ctx context.Context, fa api.Common, url string) (*remoteWorker, error) {
token, err := fa.AuthNew(ctx, []auth.Permission{"admin"})
if err != nil {
return nil, xerrors.Errorf("creating auth token for remote connection: %w", err)
}
headers := http.Header{}
headers.Add("Authorization", "Bearer "+string(token))
wapi, closer, err := client.NewWorkerRPCV0(context.TODO(), url, headers)
if err != nil {
return nil, xerrors.Errorf("creating jsonrpc client: %w", err)
}
wver, err := wapi.Version(ctx)
if err != nil {
closer()
return nil, err
}
if !wver.EqMajorMinor(api.WorkerAPIVersion0) {
return nil, xerrors.Errorf("unsupported worker api version: %s (expected %s)", wver, api.WorkerAPIVersion0)
}
return &remoteWorker{wapi, closer}, nil
}
func (r *remoteWorker) Close() error {
r.closer()
return nil
}
var _ sectorstorage.Worker = &remoteWorker{}