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run.go
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run.go
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package main
import (
"fmt"
_ "net/http/pprof"
"os"
"github.com/multiformats/go-multiaddr"
"github.com/urfave/cli/v2"
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"go.opencensus.io/tag"
"golang.org/x/xerrors"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/api/v0api"
"github.com/filecoin-project/lotus/api/v1api"
"github.com/filecoin-project/lotus/build"
lcli "github.com/filecoin-project/lotus/cli"
"github.com/filecoin-project/lotus/lib/ulimit"
"github.com/filecoin-project/lotus/metrics"
"github.com/filecoin-project/lotus/node"
"github.com/filecoin-project/lotus/node/modules/dtypes"
"github.com/filecoin-project/lotus/node/repo"
)
var runCmd = &cli.Command{
Name: "run",
Usage: "Start a lotus miner process",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "miner-api",
Usage: "2345",
},
&cli.BoolFlag{
Name: "enable-gpu-proving",
Usage: "enable use of GPU for mining operations",
Value: true,
},
&cli.BoolFlag{
Name: "nosync",
Usage: "don't check full-node sync status",
},
&cli.BoolFlag{
Name: "manage-fdlimit",
Usage: "manage open file limit",
Value: true,
},
},
Action: func(cctx *cli.Context) error {
if !cctx.Bool("enable-gpu-proving") {
err := os.Setenv("BELLMAN_NO_GPU", "true")
if err != nil {
return err
}
}
ctx, _ := tag.New(lcli.DaemonContext(cctx),
tag.Insert(metrics.Version, build.MinerBuildVersion),
tag.Insert(metrics.Commit, build.CurrentCommit),
tag.Insert(metrics.NodeType, "miner"),
)
// Register all metric views
if err := view.Register(
metrics.MinerNodeViews...,
); err != nil {
log.Fatalf("Cannot register the view: %v", err)
}
// Set the metric to one so it is published to the exporter
stats.Record(ctx, metrics.LotusInfo.M(1))
if err := checkV1ApiSupport(ctx, cctx); err != nil {
return err
}
nodeApi, ncloser, err := lcli.GetFullNodeAPIV1(cctx)
if err != nil {
return xerrors.Errorf("getting full node api: %w", err)
}
defer ncloser()
v, err := nodeApi.Version(ctx)
if err != nil {
return err
}
if cctx.Bool("manage-fdlimit") {
if _, _, err := ulimit.ManageFdLimit(); err != nil {
log.Errorf("setting file descriptor limit: %s", err)
}
}
if v.APIVersion != api.FullAPIVersion1 {
return xerrors.Errorf("lotus-daemon API version doesn't match: expected: %s", api.APIVersion{APIVersion: api.FullAPIVersion1})
}
log.Info("Checking full node sync status")
if !cctx.Bool("nosync") {
if err := lcli.SyncWait(ctx, &v0api.WrapperV1Full{FullNode: nodeApi}, false); err != nil {
return xerrors.Errorf("sync wait: %w", err)
}
}
minerRepoPath := cctx.String(FlagMinerRepo)
r, err := repo.NewFS(minerRepoPath)
if err != nil {
return err
}
ok, err := r.Exists()
if err != nil {
return err
}
if !ok {
return xerrors.Errorf("repo at '%s' is not initialized, run 'lotus-miner init' to set it up", minerRepoPath)
}
lr, err := r.Lock(repo.StorageMiner)
if err != nil {
return err
}
err = lr.Close()
if err != nil {
return err
}
shutdownChan := make(chan struct{})
var minerapi api.StorageMiner
stop, err := node.New(ctx,
node.StorageMiner(&minerapi),
node.Override(new(dtypes.ShutdownChan), shutdownChan),
node.Base(),
node.Repo(r),
node.ApplyIf(func(s *node.Settings) bool { return cctx.IsSet("miner-api") },
node.Override(new(dtypes.APIEndpoint), func() (dtypes.APIEndpoint, error) {
return multiaddr.NewMultiaddr("/ip4/127.0.0.1/tcp/" + cctx.String("miner-api"))
})),
node.Override(new(v1api.RawFullNodeAPI), nodeApi),
)
if err != nil {
return xerrors.Errorf("creating node: %w", err)
}
endpoint, err := r.APIEndpoint()
if err != nil {
return xerrors.Errorf("getting API endpoint: %w", err)
}
log.Infof("Remote version %s", v)
// Instantiate the miner node handler.
handler, err := node.MinerHandler(minerapi, true)
if err != nil {
return xerrors.Errorf("failed to instantiate rpc handler: %w", err)
}
// Serve the RPC.
rpcStopper, err := node.ServeRPC(handler, "lotus-miner", endpoint)
if err != nil {
return fmt.Errorf("failed to start json-rpc endpoint: %s", err)
}
// Monitor for shutdown.
finishCh := node.MonitorShutdown(shutdownChan,
node.ShutdownHandler{Component: "rpc server", StopFunc: rpcStopper},
node.ShutdownHandler{Component: "miner", StopFunc: stop},
)
<-finishCh
return nil
},
}