98 lines
1.9 KiB
Go
98 lines
1.9 KiB
Go
package main
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import (
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"bytes"
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"compress/gzip"
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"context"
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"encoding/json"
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"fmt"
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"os"
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"github.com/davecgh/go-spew/spew"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/lib/blockstore"
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"github.com/ipld/go-car"
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"github.com/urfave/cli/v2"
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"github.com/filecoin-project/oni/tvx/lotus"
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)
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var execLotusFlags struct {
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file string
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}
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var execLotusCmd = &cli.Command{
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Name: "exec-lotus",
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Description: "execute a test vector against Lotus",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "file",
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Usage: "input file",
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Required: true,
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Destination: &execLotusFlags.file,
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},
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},
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Action: runExecLotus,
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}
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func runExecLotus(_ *cli.Context) error {
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if execLotusFlags.file == "" {
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return fmt.Errorf("test vector file cannot be empty")
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}
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file, err := os.Open(execLotusFlags.file)
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if err != nil {
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return fmt.Errorf("failed to open test vector: %w", err)
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}
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var (
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dec = json.NewDecoder(file)
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tv TestVector
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)
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if err = dec.Decode(&tv); err != nil {
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return fmt.Errorf("failed to decode test vector: %w", err)
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}
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switch tv.Class {
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case "message":
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var (
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ctx = context.Background()
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epoch = tv.Pre.Epoch
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preroot = tv.Pre.StateTree.RootCID
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)
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bs := blockstore.NewTemporary()
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buf := bytes.NewReader(tv.CAR)
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gr, err := gzip.NewReader(buf)
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if err != nil {
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return err
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}
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defer gr.Close()
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header, err := car.LoadCar(bs, gr)
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if err != nil {
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return fmt.Errorf("failed to load state tree car from test vector: %w", err)
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}
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fmt.Println("roots: ", header.Roots)
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fmt.Println("decoding message")
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msg, err := types.DecodeMessage(tv.ApplyMessage)
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if err != nil {
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return err
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}
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driver := lotus.NewDriver(ctx)
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fmt.Println("executing message")
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spew.Dump(driver.ExecuteMessage(msg, preroot, bs, epoch))
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return nil
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default:
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return fmt.Errorf("test vector class not supported")
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}
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}
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