58 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package cli
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import (
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	"io"
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	"net/http"
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	"os"
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	"github.com/urfave/cli/v2"
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	"golang.org/x/xerrors"
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	"github.com/filecoin-project/lotus/node/repo"
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)
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var pprofCmd = &cli.Command{
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	Name:   "pprof",
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	Hidden: true,
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	Subcommands: []*cli.Command{
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		PprofGoroutines,
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	},
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}
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var PprofGoroutines = &cli.Command{
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	Name:  "goroutines",
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	Usage: "Get goroutine stacks",
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	Action: func(cctx *cli.Context) error {
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		ti, ok := cctx.App.Metadata["repoType"]
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		if !ok {
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			log.Errorf("unknown repo type, are you sure you want to use GetAPI?")
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			ti = repo.FullNode
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		}
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		t, ok := ti.(repo.RepoType)
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		if !ok {
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			log.Errorf("repoType type does not match the type of repo.RepoType")
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		}
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		ainfo, err := GetAPIInfo(cctx, t)
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		if err != nil {
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			return xerrors.Errorf("could not get API info: %w", err)
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		}
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		addr, err := ainfo.Host()
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		if err != nil {
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			return err
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		}
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		addr = "http://" + addr + "/debug/pprof/goroutine?debug=2"
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		r, err := http.Get(addr) //nolint:gosec
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		if err != nil {
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			return err
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		}
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		if _, err := io.Copy(os.Stdout, r.Body); err != nil {
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			return err
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		}
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		return r.Body.Close()
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	},
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}
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