improve lotus-bench; support running validation on a store without a CAR.

This commit is contained in:
Raúl Kripalani 2020-11-03 17:12:05 +00:00
parent d1ebf3c769
commit 842c8ca056

View File

@ -26,6 +26,7 @@ import (
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/vm"
lcli "github.com/filecoin-project/lotus/cli"
"github.com/filecoin-project/lotus/lib/blockstore"
badgerbs "github.com/filecoin-project/lotus/lib/blockstore/badger"
_ "github.com/filecoin-project/lotus/lib/sigs/bls"
@ -64,7 +65,11 @@ var importBenchCmd = &cli.Command{
},
Flags: []cli.Flag{
&cli.Int64Flag{
Name: "height",
Name: "start-height",
Usage: "start validation at given height",
},
&cli.Int64Flag{
Name: "end-height",
Usage: "halt validation after given height",
},
&cli.IntFlag{
@ -93,9 +98,6 @@ var importBenchCmd = &cli.Command{
Name: "global-profile",
Value: true,
},
&cli.Int64Flag{
Name: "start-at",
},
&cli.BoolFlag{
Name: "only-import",
},
@ -105,20 +107,22 @@ var importBenchCmd = &cli.Command{
&cli.BoolFlag{
Name: "use-native-badger",
},
&cli.StringFlag{
Name: "car",
Usage: "path to CAR file; required for import; on validation, either " +
"a CAR path or the --head flag are required",
},
&cli.StringFlag{
Name: "head",
Usage: "tipset key of the head, useful when benchmarking validation " +
"on an existing chain store, where a CAR is not available; " +
"if both --car and --head are provided, --head takes precedence " +
"over the CAR root; the format is cid1,cid2,cid3...",
},
},
Action: func(cctx *cli.Context) error {
metricsprometheus.Inject() //nolint:errcheck
vm.BatchSealVerifyParallelism = cctx.Int("batch-seal-verify-threads")
if !cctx.Args().Present() {
fmt.Println("must pass car file of chain to benchmark importing")
return nil
}
cfi, err := os.Open(cctx.Args().First())
if err != nil {
return err
}
defer cfi.Close() //nolint:errcheck // read only file
go func() {
http.Handle("/debug/metrics/prometheus", promhttp.Handler())
@ -139,6 +143,7 @@ var importBenchCmd = &cli.Command{
var (
ds datastore.Batching
bs blockstore.Blockstore
err error
)
switch {
@ -281,18 +286,26 @@ var importBenchCmd = &cli.Command{
}
}
var carFile *os.File
// open the CAR file if one is provided.
if path := cctx.String("car"); path != "" {
var err error
if carFile, err = os.Open(path); err != nil {
return xerrors.Errorf("failed to open provided CAR file: %w", err)
}
}
var head *types.TipSet
// --- IMPORT ---
if !cctx.Bool("no-import") {
head, err = cs.Import(cfi)
if err != nil {
return err
// import is NOT suppressed; do it.
if carFile == nil { // a CAR is compulsory for the import.
return fmt.Errorf("no CAR file provided for import")
}
} else {
cr, err := car.NewCarReader(cfi)
if err != nil {
return err
}
head, err = cs.LoadTipSet(types.NewTipSetKey(cr.Header.Roots...))
head, err = cs.Import(carFile)
if err != nil {
return err
}
@ -302,6 +315,36 @@ var importBenchCmd = &cli.Command{
return nil
}
// --- VALIDATION ---
//
// we are now preparing for the validation benchmark.
// a HEAD needs to be set; --head takes precedence over the root
// of the CAR, if both are provided.
if h := cctx.String("head"); h != "" {
cids, err := lcli.ParseTipSetString(h)
if err != nil {
return xerrors.Errorf("failed to parse head tipset key: %w", err)
}
head, err = cs.LoadTipSet(types.NewTipSetKey(cids...))
if err != nil {
return err
}
} else if carFile != nil && head == nil {
cr, err := car.NewCarReader(carFile)
if err != nil {
return err
}
head, err = cs.LoadTipSet(types.NewTipSetKey(cr.Header.Roots...))
if err != nil {
return err
}
} else if h == "" && carFile == nil {
return xerrors.Errorf("neither --car nor --head flags supplied")
}
log.Infof("validation head is tipset: %s", head.Key())
gb, err := cs.GetTipsetByHeight(context.TODO(), 0, head, true)
if err != nil {
return err
@ -313,9 +356,11 @@ var importBenchCmd = &cli.Command{
}
startEpoch := abi.ChainEpoch(1)
if cctx.IsSet("start-at") {
startEpoch = abi.ChainEpoch(cctx.Int64("start-at"))
start, err := cs.GetTipsetByHeight(context.TODO(), abi.ChainEpoch(cctx.Int64("start-at")), head, true)
if cctx.IsSet("start-height") {
h := cctx.Int64("start-height")
startEpoch = abi.ChainEpoch(h)
log.Infof("getting start tipset at height %d...", h)
start, err := cs.GetTipsetByHeight(context.TODO(), abi.ChainEpoch(cctx.Int64("start-height")), head, true)
if err != nil {
return err
}
@ -326,7 +371,8 @@ var importBenchCmd = &cli.Command{
}
}
if h := cctx.Int64("height"); h != 0 {
if h := cctx.Int64("end-height"); h != 0 {
log.Infof("getting end tipset at height %d...", h)
tsh, err := cs.GetTipsetByHeight(context.TODO(), abi.ChainEpoch(h), head, true)
if err != nil {
return err
@ -338,7 +384,7 @@ var importBenchCmd = &cli.Command{
tschain := []*types.TipSet{ts}
for ts.Height() > startEpoch {
if h := ts.Height(); h%100 == 0 {
log.Info("walking back the chain; loaded tipset at height %d...", h)
log.Infof("walking back the chain; loaded tipset at height %d...", h)
}
next, err := cs.LoadTipSet(ts.Parents())
if err != nil {