package cli import ( "github.com/docker/go-units" paramfetch "github.com/filecoin-project/go-paramfetch" "github.com/urfave/cli/v2" "golang.org/x/xerrors" "github.com/filecoin-project/lotus/build" ) var FetchParamCmd = &cli.Command{ Name: "fetch-params", Usage: "Fetch proving parameters", ArgsUsage: "[sectorSize]", Action: func(cctx *cli.Context) error { if !cctx.Args().Present() { return xerrors.Errorf("must pass sector size to fetch params for (specify as \"32GiB\", for instance)") } sectorSizeInt, err := units.RAMInBytes(cctx.Args().First()) if err != nil { return xerrors.Errorf("error parsing sector size (specify as \"32GiB\", for instance): %w", err) } sectorSize := uint64(sectorSizeInt) err = paramfetch.GetParams(ReqContext(cctx), build.ParametersJSON(), sectorSize) if err != nil { return xerrors.Errorf("fetching proof parameters: %w", err) } return nil }, }