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Merge pull request #208 from maticnetwork/feature-grpc-server

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Feature grpc server
This commit is contained in:
Ferran Borreguero 2021-10-26 09:05:35 +02:00 committed by GitHub
commit 026d0ded8b
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
15 changed files with 1097 additions and 221 deletions
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1
.gitignore vendored
View file

@ -48,3 +48,4 @@ profile.cov
**/yarn-error.log
./test
./bor-debug-*

3
Makefile
View file

@ -13,6 +13,9 @@ GO ?= latest
GORUN = env GO111MODULE=on go run
GOPATH = $(shell go env GOPATH)
protoc:
protoc --go_out=. --go-grpc_out=. ./command/server/proto/*.proto
bor:
$(GORUN) build/ci.go install ./cmd/geth
mkdir -p $(GOPATH)/bin/

242
command/debug.go Normal file
View file

@ -0,0 +1,242 @@
package main
// Based on https://github.com/hashicorp/nomad/blob/main/command/operator_debug.go
import (
"archive/tar"
"compress/gzip"
"context"
"encoding/hex"
"fmt"
"io"
"io/ioutil"
"os"
"os/signal"
"path/filepath"
"strings"
"syscall"
"time"
"github.com/ethereum/go-ethereum/command/flagset"
"github.com/ethereum/go-ethereum/command/server/proto"
)
type DebugCommand struct {
*Meta2
seconds uint64
output string
}
// Help implements the cli.Command interface
func (d *DebugCommand) Help() string {
return `Usage: bor debug
Build an archive containing Bor pprof traces
` + d.Flags().Help()
}
func (d *DebugCommand) Flags() *flagset.Flagset {
flags := d.NewFlagSet("debug")
flags.Uint64Flag(&flagset.Uint64Flag{
Name: "seconds",
Usage: "seconds to trace",
Value: &d.seconds,
Default: 5,
})
flags.StringFlag(&flagset.StringFlag{
Name: "output",
Value: &d.output,
Usage: "Output directory",
})
return flags
}
// Synopsis implements the cli.Command interface
func (d *DebugCommand) Synopsis() string {
return "Build an archive containing Bor pprof traces"
}
// Run implements the cli.Command interface
func (d *DebugCommand) Run(args []string) int {
flags := d.Flags()
if err := flags.Parse(args); err != nil {
d.UI.Error(err.Error())
return 1
}
clt, err := d.BorConn()
if err != nil {
d.UI.Error(err.Error())
return 1
}
stamped := "bor-debug-" + time.Now().UTC().Format("2006-01-02-150405Z")
// Create the output directory
var tmp string
if d.output != "" {
// User specified output directory
tmp = filepath.Join(d.output, stamped)
_, err := os.Stat(tmp)
if !os.IsNotExist(err) {
d.UI.Error("Output directory already exists")
return 1
}
} else {
// Generate temp directory
tmp, err = ioutil.TempDir(os.TempDir(), stamped)
if err != nil {
d.UI.Error(fmt.Sprintf("Error creating tmp directory: %s", err.Error()))
return 1
}
defer os.RemoveAll(tmp)
}
d.UI.Output("Starting debugger...")
d.UI.Output("")
// ensure destine folder exists
if err := os.MkdirAll(tmp, os.ModePerm); err != nil {
d.UI.Error(fmt.Sprintf("failed to create parent directory: %v", err))
return 1
}
pprofProfile := func(ctx context.Context, profile string, filename string) error {
req := &proto.PprofRequest{
Seconds: int64(d.seconds),
}
switch profile {
case "cpu":
req.Type = proto.PprofRequest_CPU
case "trace":
req.Type = proto.PprofRequest_TRACE
default:
req.Type = proto.PprofRequest_LOOKUP
req.Profile = profile
}
resp, err := clt.Pprof(ctx, req)
if err != nil {
return err
}
// write file
raw, err := hex.DecodeString(resp.Payload)
if err != nil {
return err
}
if err := ioutil.WriteFile(filepath.Join(tmp, filename+".prof"), raw, 0755); err != nil {
return err
}
return nil
}
ctx, cancelFn := context.WithCancel(context.Background())
trapSignal(cancelFn)
profiles := map[string]string{
"heap": "heap",
"cpu": "cpu",
"trace": "trace",
}
for profile, filename := range profiles {
if err := pprofProfile(ctx, profile, filename); err != nil {
d.UI.Error(fmt.Sprintf("Error creating profile '%s': %v", profile, err))
return 1
}
}
// Exit before archive if output directory was specified
if d.output != "" {
d.UI.Output(fmt.Sprintf("Created debug directory: %s", tmp))
return 0
}
// Create archive tarball
archiveFile := stamped + ".tar.gz"
if err = tarCZF(archiveFile, tmp, stamped); err != nil {
d.UI.Error(fmt.Sprintf("Error creating archive: %s", err.Error()))
return 1
}
d.UI.Output(fmt.Sprintf("Created debug archive: %s", archiveFile))
return 0
}
func trapSignal(cancel func()) {
sigCh := make(chan os.Signal, 1)
signal.Notify(sigCh,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT)
go func() {
<-sigCh
cancel()
}()
}
func tarCZF(archive string, src, target string) error {
// ensure the src actually exists before trying to tar it
if _, err := os.Stat(src); err != nil {
return fmt.Errorf("unable to tar files - %v", err.Error())
}
// create the archive
fh, err := os.Create(archive)
if err != nil {
return err
}
defer fh.Close()
zz := gzip.NewWriter(fh)
defer zz.Close()
tw := tar.NewWriter(zz)
defer tw.Close()
// tar
return filepath.Walk(src, func(file string, fi os.FileInfo, err error) error {
// return on any error
if err != nil {
return err
}
if !fi.Mode().IsRegular() {
return nil
}
header, err := tar.FileInfoHeader(fi, fi.Name())
if err != nil {
return err
}
// remove leading path to the src, so files are relative to the archive
path := strings.ReplaceAll(file, src, "")
if target != "" {
path = filepath.Join([]string{target, path}...)
}
path = strings.TrimPrefix(path, string(filepath.Separator))
header.Name = path
if err := tw.WriteHeader(header); err != nil {
return err
}
// copy the file contents
f, err := os.Open(file)
if err != nil {
return err
}
if _, err := io.Copy(tw, f); err != nil {
return err
}
f.Close()
return nil
})
}

44
command/main.go
View file

@ -7,9 +7,11 @@ import (
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/command/flagset"
"github.com/ethereum/go-ethereum/command/server"
"github.com/ethereum/go-ethereum/command/server/proto"
"github.com/ethereum/go-ethereum/node"
"github.com/mitchellh/cli"
"github.com/ryanuber/columnize"
"google.golang.org/grpc"
)
func main() {
@ -40,6 +42,9 @@ func commands() map[string]cli.CommandFactory {
ErrorWriter: os.Stderr,
}
meta2 := &Meta2{
UI: ui,
}
meta := &Meta{
UI: ui,
}
@ -54,6 +59,11 @@ func commands() map[string]cli.CommandFactory {
UI: ui,
}, nil
},
"debug": func() (cli.Command, error) {
return &DebugCommand{
Meta2: meta2,
}, nil
},
"account": func() (cli.Command, error) {
return &Account{
UI: ui,
@ -77,6 +87,40 @@ func commands() map[string]cli.CommandFactory {
}
}
type Meta2 struct {
UI cli.Ui
addr string
}
func (m *Meta2) NewFlagSet(n string) *flagset.Flagset {
f := flagset.NewFlagSet(n)
f.StringFlag(&flagset.StringFlag{
Name: "address",
Value: &m.addr,
Usage: "Address of the grpc endpoint",
Default: "127.0.0.1:3131",
})
return f
}
func (m *Meta2) Conn() (*grpc.ClientConn, error) {
conn, err := grpc.Dial(m.addr, grpc.WithInsecure())
if err != nil {
return nil, fmt.Errorf("failed to connect to server: %v", err)
}
return conn, nil
}
func (m *Meta2) BorConn() (proto.BorClient, error) {
conn, err := m.Conn()
if err != nil {
return nil, err
}
return proto.NewBorClient(conn), nil
}
// Meta is a helper utility for the commands
type Meta struct {
UI cli.Ui

224
command/server/command.go
View file

@ -2,27 +2,11 @@ package server
import (
"fmt"
"io"
"io/ioutil"
"os"
"os/signal"
"strings"
"syscall"
"time"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/eth/tracers"
"github.com/ethereum/go-ethereum/ethstats"
"github.com/ethereum/go-ethereum/graphql"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/metrics/influxdb"
"github.com/ethereum/go-ethereum/node"
"github.com/mattn/go-colorable"
"github.com/mattn/go-isatty"
"github.com/mitchellh/cli"
)
@ -38,8 +22,7 @@ type Command struct {
configFile []string
// bor node
node *node.Node
srv *Server
}
// Help implements the cli.Command interface
@ -82,182 +65,16 @@ func (c *Command) Run(args []string) int {
}
c.config = config
// start the logger
setupLogger(config.LogLevel)
// load the chain genesis
if err := config.loadChain(); err != nil {
c.UI.Error(err.Error())
return 1
}
// create the node/stack
nodeCfg, err := config.buildNode()
srv, err := NewServer(config)
if err != nil {
c.UI.Error(err.Error())
return 1
}
stack, err := node.New(nodeCfg)
if err != nil {
c.UI.Error(err.Error())
return 1
}
c.node = stack
c.srv = srv
// register the ethereum backend
ethCfg, err := config.buildEth()
if err != nil {
c.UI.Error(err.Error())
return 1
}
backend, err := eth.New(stack, ethCfg)
if err != nil {
c.UI.Error(err.Error())
return 1
}
log.Info("Heimdall setup", "url", ethCfg.HeimdallURL)
// debug tracing is enabled by default
stack.RegisterAPIs(tracers.APIs(backend.APIBackend))
// graphql is started from another place
if config.JsonRPC.Graphql.Enabled {
if err := graphql.New(stack, backend.APIBackend, config.JsonRPC.Cors, config.JsonRPC.Modules); err != nil {
c.UI.Error(fmt.Sprintf("Failed to register the GraphQL service: %v", err))
return 1
}
}
// register ethash service
if config.Ethstats != "" {
if err := ethstats.New(stack, backend.APIBackend, backend.Engine(), config.Ethstats); err != nil {
c.UI.Error(err.Error())
return 1
}
}
// setup account manager (only keystore)
var borKeystore *keystore.KeyStore
{
keydir := stack.KeyStoreDir()
n, p := keystore.StandardScryptN, keystore.StandardScryptP
if config.Accounts.UseLightweightKDF {
n, p = keystore.LightScryptN, keystore.LightScryptP
}
borKeystore = keystore.NewKeyStore(keydir, n, p)
stack.AccountManager().AddBackend(borKeystore)
}
// unlock accounts if necessary
if len(config.Accounts.Unlock) != 0 {
if err := c.unlockAccounts(borKeystore); err != nil {
c.UI.Error(fmt.Sprintf("failed to unlock: %v", err))
return 1
}
}
// sealing (if enabled)
if config.Sealer.Enabled {
if err := backend.StartMining(1); err != nil {
c.UI.Error(err.Error())
return 1
}
}
if err := c.setupTelemetry(config.Telemetry); err != nil {
c.UI.Error(err.Error())
return 1
}
// start the node
if err := c.node.Start(); err != nil {
c.UI.Error(err.Error())
return 1
}
return c.handleSignals()
}
func (c *Command) unlockAccounts(borKeystore *keystore.KeyStore) error {
// If insecure account unlocking is not allowed if node's APIs are exposed to external.
if !c.node.Config().InsecureUnlockAllowed && c.node.Config().ExtRPCEnabled() {
return fmt.Errorf("account unlock with HTTP access is forbidden")
}
// read passwords from file if possible
passwords := []string{}
if c.config.Accounts.PasswordFile != "" {
var err error
if passwords, err = readMultilineFile(c.config.Accounts.PasswordFile); err != nil {
return err
}
}
decodePassword := func(addr common.Address, index int) (string, error) {
if len(passwords) > 0 {
if index < len(passwords) {
return passwords[index], nil
}
return passwords[len(passwords)-1], nil
}
// ask for the password
return c.UI.AskSecret(fmt.Sprintf("Please give a password to unlock '%s'", addr.String()))
}
for index, addrStr := range c.config.Accounts.Unlock {
if !common.IsHexAddress(addrStr) {
return fmt.Errorf("unlock value '%s' is not an address", addrStr)
}
acct := accounts.Account{Address: common.HexToAddress(addrStr)}
password, err := decodePassword(acct.Address, index)
if err != nil {
return err
}
if err := borKeystore.Unlock(acct, password); err != nil {
return err
}
log.Info("Unlocked account", "address", acct.Address.Hex())
}
return nil
}
func (c *Command) setupTelemetry(config *TelemetryConfig) error {
metrics.Enabled = config.Enabled
metrics.EnabledExpensive = config.Expensive
if !metrics.Enabled {
// metrics are disabled, do not set up any sink
return nil
}
log.Info("Enabling metrics collection")
// influxdb
if v1Enabled, v2Enabled := (config.InfluxDB.V1Enabled), (config.InfluxDB.V2Enabled); v1Enabled || v2Enabled {
if v1Enabled && v2Enabled {
return fmt.Errorf("both influx v1 and influx v2 cannot be enabled")
}
cfg := config.InfluxDB
tags := cfg.Tags
endpoint := cfg.Endpoint
if v1Enabled {
log.Info("Enabling metrics export to InfluxDB (v1)")
go influxdb.InfluxDBWithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, cfg.Database, cfg.Username, cfg.Password, "geth.", tags)
}
if v2Enabled {
log.Info("Enabling metrics export to InfluxDB (v2)")
go influxdb.InfluxDBV2WithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, cfg.Token, cfg.Bucket, cfg.Organization, "geth.", tags)
}
}
// Start system runtime metrics collection
go metrics.CollectProcessMetrics(3 * time.Second)
return nil
}
func (c *Command) handleSignals() int {
signalCh := make(chan os.Signal, 4)
signal.Notify(signalCh, os.Interrupt, syscall.SIGTERM, syscall.SIGHUP)
@ -269,8 +86,7 @@ func (c *Command) handleSignals() int {
gracefulCh := make(chan struct{})
go func() {
c.node.Close()
c.node.Wait()
c.srv.Stop()
close(gracefulCh)
}()
@ -284,35 +100,3 @@ func (c *Command) handleSignals() int {
}
return 1
}
func setupLogger(logLevel string) {
output := io.Writer(os.Stderr)
usecolor := (isatty.IsTerminal(os.Stderr.Fd()) || isatty.IsCygwinTerminal(os.Stderr.Fd())) && os.Getenv("TERM") != "dumb"
if usecolor {
output = colorable.NewColorableStderr()
}
ostream := log.StreamHandler(output, log.TerminalFormat(usecolor))
glogger := log.NewGlogHandler(ostream)
// logging
lvl, err := log.LvlFromString(strings.ToLower(logLevel))
if err == nil {
glogger.Verbosity(lvl)
} else {
glogger.Verbosity(log.LvlInfo)
}
log.Root().SetHandler(glogger)
}
func readMultilineFile(path string) ([]string, error) {
text, err := ioutil.ReadFile(path)
if err != nil {
return nil, err
}
lines := strings.Split(string(text), "\n")
// Sanitise DOS line endings.
for i := range lines {
lines[i] = strings.TrimRight(lines[i], "\r")
}
return lines, nil
}

11
command/server/config.go
View file

@ -84,6 +84,9 @@ type Config struct {
// Account has the validator account related settings
Accounts *AccountsConfig `hcl:"accounts,block"`
// GRPC has the grpc server related settings
GRPC *GRPCConfig
}
type P2PConfig struct {
@ -226,6 +229,11 @@ type JsonRPCConfig struct {
Graphql *APIConfig `hcl:"graphql,block"`
}
type GRPCConfig struct {
// Addr is the bind address for the grpc rpc server
Addr string
}
type APIConfig struct {
// Enabled selects whether the api is enabled
Enabled bool `hcl:"enabled,optional"`
@ -459,6 +467,9 @@ func DefaultConfig() *Config {
AllowInsecureUnlock: false,
UseLightweightKDF: false,
},
GRPC: &GRPCConfig{
Addr: ":3131",
},
}
}

7
command/server/flags.go
View file

@ -440,5 +440,12 @@ func (c *Command) Flags() *flagset.Flagset {
Value: &c.cliConfig.Accounts.UseLightweightKDF,
})
// grpc
f.StringFlag(&flagset.StringFlag{
Name: "grpc.addr",
Usage: "Address and port to bind the GRPC server",
Value: &c.cliConfig.GRPC.Addr,
})
return f
}

93
command/server/pprof/pprof.go Normal file
View file

@ -0,0 +1,93 @@
package pprof
import (
"bytes"
"context"
"fmt"
"runtime"
"runtime/pprof"
"runtime/trace"
"time"
)
// Profile generates a pprof.Profile report for the given profile name.
func Profile(profile string, debug, gc int) ([]byte, map[string]string, error) {
p := pprof.Lookup(profile)
if p == nil {
return nil, nil, fmt.Errorf("profile '%s' not found", profile)
}
if profile == "heap" && gc > 0 {
runtime.GC()
}
var buf bytes.Buffer
if err := p.WriteTo(&buf, debug); err != nil {
return nil, nil, err
}
headers := map[string]string{
"X-Content-Type-Options": "nosniff",
}
if debug != 0 {
headers["Content-Type"] = "text/plain; charset=utf-8"
} else {
headers["Content-Type"] = "application/octet-stream"
headers["Content-Disposition"] = fmt.Sprintf(`attachment; filename="%s"`, profile)
}
return buf.Bytes(), headers, nil
}
// CPUProfile generates a CPU Profile for a given duration
func CPUProfile(ctx context.Context, sec int) ([]byte, map[string]string, error) {
if sec <= 0 {
sec = 1
}
var buf bytes.Buffer
if err := pprof.StartCPUProfile(&buf); err != nil {
return nil, nil, err
}
sleep(ctx, time.Duration(sec)*time.Second)
pprof.StopCPUProfile()
return buf.Bytes(),
map[string]string{
"X-Content-Type-Options": "nosniff",
"Content-Type": "application/octet-stream",
"Content-Disposition": `attachment; filename="profile"`,
}, nil
}
// Trace runs a trace profile for a given duration
func Trace(ctx context.Context, sec int) ([]byte, map[string]string, error) {
if sec <= 0 {
sec = 1
}
var buf bytes.Buffer
if err := trace.Start(&buf); err != nil {
return nil, nil, err
}
sleep(ctx, time.Duration(sec)*time.Second)
trace.Stop()
return buf.Bytes(),
map[string]string{
"X-Content-Type-Options": "nosniff",
"Content-Type": "application/octet-stream",
"Content-Disposition": `attachment; filename="trace"`,
}, nil
}
func sleep(ctx context.Context, d time.Duration) {
// Sleep until duration is met or ctx is cancelled
select {
case <-time.After(d):
case <-ctx.Done():
}
}

311
command/server/proto/server.pb.go Normal file
View file

@ -0,0 +1,311 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.12.0
// source: command/server/proto/server.proto
package proto
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type PprofRequest_Type int32
const (
PprofRequest_LOOKUP PprofRequest_Type = 0
PprofRequest_CPU PprofRequest_Type = 1
PprofRequest_TRACE PprofRequest_Type = 2
)
// Enum value maps for PprofRequest_Type.
var (
PprofRequest_Type_name = map[int32]string{
0: "LOOKUP",
1: "CPU",
2: "TRACE",
}
PprofRequest_Type_value = map[string]int32{
"LOOKUP": 0,
"CPU": 1,
"TRACE": 2,
}
)
func (x PprofRequest_Type) Enum() *PprofRequest_Type {
p := new(PprofRequest_Type)
*p = x
return p
}
func (x PprofRequest_Type) String() string {
return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
}
func (PprofRequest_Type) Descriptor() protoreflect.EnumDescriptor {
return file_command_server_proto_server_proto_enumTypes[0].Descriptor()
}
func (PprofRequest_Type) Type() protoreflect.EnumType {
return &file_command_server_proto_server_proto_enumTypes[0]
}
func (x PprofRequest_Type) Number() protoreflect.EnumNumber {
return protoreflect.EnumNumber(x)
}
// Deprecated: Use PprofRequest_Type.Descriptor instead.
func (PprofRequest_Type) EnumDescriptor() ([]byte, []int) {
return file_command_server_proto_server_proto_rawDescGZIP(), []int{0, 0}
}
type PprofRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Type PprofRequest_Type `protobuf:"varint,1,opt,name=type,proto3,enum=proto.PprofRequest_Type" json:"type,omitempty"`
Profile string `protobuf:"bytes,2,opt,name=profile,proto3" json:"profile,omitempty"`
Seconds int64 `protobuf:"varint,3,opt,name=seconds,proto3" json:"seconds,omitempty"`
}
func (x *PprofRequest) Reset() {
*x = PprofRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_command_server_proto_server_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *PprofRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*PprofRequest) ProtoMessage() {}
func (x *PprofRequest) ProtoReflect() protoreflect.Message {
mi := &file_command_server_proto_server_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use PprofRequest.ProtoReflect.Descriptor instead.
func (*PprofRequest) Descriptor() ([]byte, []int) {
return file_command_server_proto_server_proto_rawDescGZIP(), []int{0}
}
func (x *PprofRequest) GetType() PprofRequest_Type {
if x != nil {
return x.Type
}
return PprofRequest_LOOKUP
}
func (x *PprofRequest) GetProfile() string {
if x != nil {
return x.Profile
}
return ""
}
func (x *PprofRequest) GetSeconds() int64 {
if x != nil {
return x.Seconds
}
return 0
}
type PprofResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Payload string `protobuf:"bytes,1,opt,name=payload,proto3" json:"payload,omitempty"`
Headers map[string]string `protobuf:"bytes,2,rep,name=headers,proto3" json:"headers,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
}
func (x *PprofResponse) Reset() {
*x = PprofResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_command_server_proto_server_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *PprofResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*PprofResponse) ProtoMessage() {}
func (x *PprofResponse) ProtoReflect() protoreflect.Message {
mi := &file_command_server_proto_server_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use PprofResponse.ProtoReflect.Descriptor instead.
func (*PprofResponse) Descriptor() ([]byte, []int) {
return file_command_server_proto_server_proto_rawDescGZIP(), []int{1}
}
func (x *PprofResponse) GetPayload() string {
if x != nil {
return x.Payload
}
return ""
}
func (x *PprofResponse) GetHeaders() map[string]string {
if x != nil {
return x.Headers
}
return nil
}
var File_command_server_proto_server_proto protoreflect.FileDescriptor
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var (
file_command_server_proto_server_proto_rawDescOnce sync.Once
file_command_server_proto_server_proto_rawDescData = file_command_server_proto_server_proto_rawDesc
)
func file_command_server_proto_server_proto_rawDescGZIP() []byte {
file_command_server_proto_server_proto_rawDescOnce.Do(func() {
file_command_server_proto_server_proto_rawDescData = protoimpl.X.CompressGZIP(file_command_server_proto_server_proto_rawDescData)
})
return file_command_server_proto_server_proto_rawDescData
}
var file_command_server_proto_server_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
var file_command_server_proto_server_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
var file_command_server_proto_server_proto_goTypes = []interface{}{
(PprofRequest_Type)(0), // 0: proto.PprofRequest.Type
(*PprofRequest)(nil), // 1: proto.PprofRequest
(*PprofResponse)(nil), // 2: proto.PprofResponse
nil, // 3: proto.PprofResponse.HeadersEntry
}
var file_command_server_proto_server_proto_depIdxs = []int32{
0, // 0: proto.PprofRequest.type:type_name -> proto.PprofRequest.Type
3, // 1: proto.PprofResponse.headers:type_name -> proto.PprofResponse.HeadersEntry
1, // 2: proto.Bor.Pprof:input_type -> proto.PprofRequest
2, // 3: proto.Bor.Pprof:output_type -> proto.PprofResponse
3, // [3:4] is the sub-list for method output_type
2, // [2:3] is the sub-list for method input_type
2, // [2:2] is the sub-list for extension type_name
2, // [2:2] is the sub-list for extension extendee
0, // [0:2] is the sub-list for field type_name
}
func init() { file_command_server_proto_server_proto_init() }
func file_command_server_proto_server_proto_init() {
if File_command_server_proto_server_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_command_server_proto_server_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*PprofRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_command_server_proto_server_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*PprofResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_command_server_proto_server_proto_rawDesc,
NumEnums: 1,
NumMessages: 3,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_command_server_proto_server_proto_goTypes,
DependencyIndexes: file_command_server_proto_server_proto_depIdxs,
EnumInfos: file_command_server_proto_server_proto_enumTypes,
MessageInfos: file_command_server_proto_server_proto_msgTypes,
}.Build()
File_command_server_proto_server_proto = out.File
file_command_server_proto_server_proto_rawDesc = nil
file_command_server_proto_server_proto_goTypes = nil
file_command_server_proto_server_proto_depIdxs = nil
}

28
command/server/proto/server.proto Normal file
View file

@ -0,0 +1,28 @@
syntax = "proto3";
package proto;
option go_package = "/command/server/proto";
service Bor {
rpc Pprof(PprofRequest) returns (PprofResponse);
}
message PprofRequest {
Type type = 1;
string profile = 2;
int64 seconds = 3;
enum Type {
LOOKUP = 0;
CPU = 1;
TRACE = 2;
}
}
message PprofResponse {
string payload = 1;
map<string, string> headers = 2;
}

101
command/server/proto/server_grpc.pb.go Normal file
View file

@ -0,0 +1,101 @@
// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
package proto
import (
context "context"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
)
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
// Requires gRPC-Go v1.32.0 or later.
const _ = grpc.SupportPackageIsVersion7
// BorClient is the client API for Bor service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
type BorClient interface {
Pprof(ctx context.Context, in *PprofRequest, opts ...grpc.CallOption) (*PprofResponse, error)
}
type borClient struct {
cc grpc.ClientConnInterface
}
func NewBorClient(cc grpc.ClientConnInterface) BorClient {
return &borClient{cc}
}
func (c *borClient) Pprof(ctx context.Context, in *PprofRequest, opts ...grpc.CallOption) (*PprofResponse, error) {
out := new(PprofResponse)
err := c.cc.Invoke(ctx, "/proto.Bor/Pprof", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// BorServer is the server API for Bor service.
// All implementations must embed UnimplementedBorServer
// for forward compatibility
type BorServer interface {
Pprof(context.Context, *PprofRequest) (*PprofResponse, error)
mustEmbedUnimplementedBorServer()
}
// UnimplementedBorServer must be embedded to have forward compatible implementations.
type UnimplementedBorServer struct {
}
func (UnimplementedBorServer) Pprof(context.Context, *PprofRequest) (*PprofResponse, error) {
return nil, status.Errorf(codes.Unimplemented, "method Pprof not implemented")
}
func (UnimplementedBorServer) mustEmbedUnimplementedBorServer() {}
// UnsafeBorServer may be embedded to opt out of forward compatibility for this service.
// Use of this interface is not recommended, as added methods to BorServer will
// result in compilation errors.
type UnsafeBorServer interface {
mustEmbedUnimplementedBorServer()
}
func RegisterBorServer(s grpc.ServiceRegistrar, srv BorServer) {
s.RegisterService(&Bor_ServiceDesc, srv)
}
func _Bor_Pprof_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(PprofRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(BorServer).Pprof(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/proto.Bor/Pprof",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(BorServer).Pprof(ctx, req.(*PprofRequest))
}
return interceptor(ctx, in, info, handler)
}
// Bor_ServiceDesc is the grpc.ServiceDesc for Bor service.
// It's only intended for direct use with grpc.RegisterService,
// and not to be introspected or modified (even as a copy)
var Bor_ServiceDesc = grpc.ServiceDesc{
ServiceName: "proto.Bor",
HandlerType: (*BorServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "Pprof",
Handler: _Bor_Pprof_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "command/server/proto/server.proto",
}

202
command/server/server.go Normal file
View file

@ -0,0 +1,202 @@
package server
import (
"context"
"fmt"
"io"
"net"
"os"
"strings"
"time"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/command/server/proto"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/eth/tracers"
"github.com/ethereum/go-ethereum/ethstats"
"github.com/ethereum/go-ethereum/graphql"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/metrics/influxdb"
"github.com/ethereum/go-ethereum/node"
"github.com/mattn/go-colorable"
"github.com/mattn/go-isatty"
"google.golang.org/grpc"
)
type Server struct {
proto.UnimplementedBorServer
node *node.Node
grpcServer *grpc.Server
}
func NewServer(config *Config) (*Server, error) {
srv := &Server{}
// start the logger
setupLogger(config.LogLevel)
if err := srv.setupGRPCServer(config.GRPC.Addr); err != nil {
return nil, err
}
// load the chain genesis
if err := config.loadChain(); err != nil {
return nil, err
}
// create the node/stack
nodeCfg, err := config.buildNode()
if err != nil {
return nil, err
}
stack, err := node.New(nodeCfg)
if err != nil {
return nil, err
}
srv.node = stack
// register the ethereum backend
ethCfg, err := config.buildEth()
if err != nil {
return nil, err
}
backend, err := eth.New(stack, ethCfg)
if err != nil {
return nil, err
}
// debug tracing is enabled by default
stack.RegisterAPIs(tracers.APIs(backend.APIBackend))
// graphql is started from another place
if config.JsonRPC.Graphql.Enabled {
if err := graphql.New(stack, backend.APIBackend, config.JsonRPC.Cors, config.JsonRPC.Modules); err != nil {
return nil, fmt.Errorf("failed to register the GraphQL service: %v", err)
}
}
// register ethash service
if config.Ethstats != "" {
if err := ethstats.New(stack, backend.APIBackend, backend.Engine(), config.Ethstats); err != nil {
return nil, err
}
}
// setup account manager (only keystore)
{
keydir := stack.KeyStoreDir()
n, p := keystore.StandardScryptN, keystore.StandardScryptP
if config.Accounts.UseLightweightKDF {
n, p = keystore.LightScryptN, keystore.LightScryptP
}
stack.AccountManager().AddBackend(keystore.NewKeyStore(keydir, n, p))
}
// sealing (if enabled)
if config.Sealer.Enabled {
if err := backend.StartMining(1); err != nil {
return nil, err
}
}
if err := srv.setupMetrics(config.Telemetry); err != nil {
return nil, err
}
// start the node
if err := srv.node.Start(); err != nil {
return nil, err
}
return srv, nil
}
func (s *Server) Stop() {
s.node.Close()
}
func (s *Server) setupMetrics(config *TelemetryConfig) error {
metrics.Enabled = config.Enabled
metrics.EnabledExpensive = config.Expensive
if !metrics.Enabled {
// metrics are disabled, do not set up any sink
return nil
}
log.Info("Enabling metrics collection")
// influxdb
if v1Enabled, v2Enabled := config.InfluxDB.V1Enabled, config.InfluxDB.V2Enabled; v1Enabled || v2Enabled {
if v1Enabled && v2Enabled {
return fmt.Errorf("both influx v1 and influx v2 cannot be enabled")
}
cfg := config.InfluxDB
tags := cfg.Tags
endpoint := cfg.Endpoint
if v1Enabled {
log.Info("Enabling metrics export to InfluxDB (v1)")
go influxdb.InfluxDBWithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, cfg.Database, cfg.Username, cfg.Password, "geth.", tags)
}
if v2Enabled {
log.Info("Enabling metrics export to InfluxDB (v2)")
go influxdb.InfluxDBV2WithTags(metrics.DefaultRegistry, 10*time.Second, endpoint, cfg.Token, cfg.Bucket, cfg.Organization, "geth.", tags)
}
}
// Start system runtime metrics collection
go metrics.CollectProcessMetrics(3 * time.Second)
return nil
}
func (s *Server) setupGRPCServer(addr string) error {
s.grpcServer = grpc.NewServer(s.withLoggingUnaryInterceptor())
proto.RegisterBorServer(s.grpcServer, s)
lis, err := net.Listen("tcp", addr)
if err != nil {
return err
}
go func() {
if err := s.grpcServer.Serve(lis); err != nil {
log.Error("failed to serve grpc server", "err", err)
}
}()
log.Info("GRPC Server started", "addr", addr)
return nil
}
func (s *Server) withLoggingUnaryInterceptor() grpc.ServerOption {
return grpc.UnaryInterceptor(s.loggingServerInterceptor)
}
func (s *Server) loggingServerInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
start := time.Now()
h, err := handler(ctx, req)
log.Trace("Request", "method", info.FullMethod, "duration", time.Since(start), "error", err)
return h, err
}
func setupLogger(logLevel string) {
output := io.Writer(os.Stderr)
usecolor := (isatty.IsTerminal(os.Stderr.Fd()) || isatty.IsCygwinTerminal(os.Stderr.Fd())) && os.Getenv("TERM") != "dumb"
if usecolor {
output = colorable.NewColorableStderr()
}
ostream := log.StreamHandler(output, log.TerminalFormat(usecolor))
glogger := log.NewGlogHandler(ostream)
// logging
lvl, err := log.LvlFromString(strings.ToLower(logLevel))
if err == nil {
glogger.Verbosity(lvl)
} else {
glogger.Verbosity(log.LvlInfo)
}
log.Root().SetHandler(glogger)
}

33
command/server/service.go Normal file
View file

@ -0,0 +1,33 @@
package server
import (
"context"
"encoding/hex"
"github.com/ethereum/go-ethereum/command/server/pprof"
"github.com/ethereum/go-ethereum/command/server/proto"
)
func (s *Server) Pprof(ctx context.Context, req *proto.PprofRequest) (*proto.PprofResponse, error) {
var payload []byte
var headers map[string]string
var err error
switch req.Type {
case proto.PprofRequest_CPU:
payload, headers, err = pprof.CPUProfile(ctx, int(req.Seconds))
case proto.PprofRequest_TRACE:
payload, headers, err = pprof.Trace(ctx, int(req.Seconds))
case proto.PprofRequest_LOOKUP:
payload, headers, err = pprof.Profile(req.Profile, 0, 0)
}
if err != nil {
return nil, err
}
resp := &proto.PprofResponse{
Payload: hex.EncodeToString(payload),
Headers: headers,
}
return resp, nil
}

2
go.mod
View file

@ -74,6 +74,8 @@ require (
golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912
golang.org/x/text v0.3.6
golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba
google.golang.org/grpc v1.37.0
google.golang.org/protobuf v1.25.0
gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce
gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6
gopkg.in/urfave/cli.v1 v1.20.0

16
go.sum
View file

@ -116,6 +116,7 @@ github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMn
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cloudflare/cloudflare-go v0.14.0 h1:gFqGlGl/5f9UGXAaKapCGUfaTCgRKKnzu2VvzMZlOFA=
github.com/cloudflare/cloudflare-go v0.14.0/go.mod h1:EnwdgGMaFOruiPZRFSgn+TsQ3hQ7C/YWzIGLeu5c304=
github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
github.com/consensys/bavard v0.1.8-0.20210406032232-f3452dc9b572/go.mod h1:Bpd0/3mZuaj6Sj+PqrmIquiOKy397AKGThQPaGzNXAQ=
github.com/consensys/gnark-crypto v0.4.1-0.20210426202927-39ac3d4b3f1f h1:C43yEtQ6NIf4ftFXD/V55gnGFgPbMQobd//YlnLjUJ8=
github.com/consensys/gnark-crypto v0.4.1-0.20210426202927-39ac3d4b3f1f/go.mod h1:815PAHg3wvysy0SyIqanF8gZ0Y1wjk/hrDHD/iT88+Q=
@ -144,7 +145,9 @@ github.com/dop251/goja v0.0.0-20200721192441-a695b0cdd498/go.mod h1:Mw6PkjjMXWbT
github.com/eclipse/paho.mqtt.golang v1.2.0/go.mod h1:H9keYFcgq3Qr5OUJm/JZI/i6U7joQ8SYLhZwfeOo6Ts=
github.com/edsrzf/mmap-go v1.0.0 h1:CEBF7HpRnUCSJgGUb5h1Gm7e3VkmVDrR8lvWVLtrOFw=
github.com/edsrzf/mmap-go v1.0.0/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M=
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
@ -201,6 +204,7 @@ github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:x
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.4.3 h1:JjCZWpVbqXDqFVmTfYWEVTMIYrL/NPdPSCHPJ0T/raM=
github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
@ -217,6 +221,7 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.4.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.4 h1:L8R9j+yAqZuZjsqh/z+F1NCffTKKLShY6zXTItVIZ8M=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/gofuzz v1.1.1-0.20200604201612-c04b05f3adfa h1:Q75Upo5UN4JbPFURXZ8nLKYUvF85dyFRop/vQ0Rv+64=
@ -672,18 +677,27 @@ google.golang.org/genproto v0.0.0-20191115194625-c23dd37a84c9/go.mod h1:n3cpQtvx
google.golang.org/genproto v0.0.0-20191216164720-4f79533eabd1/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
google.golang.org/genproto v0.0.0-20191230161307-f3c370f40bfb/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
google.golang.org/genproto v0.0.0-20200108215221-bd8f9a0ef82f/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
google.golang.org/grpc v1.37.0 h1:uSZWeQJX5j11bIQ4AJoj+McDBo29cY1MCoC1wO3ts+c=
google.golang.org/grpc v1.37.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
google.golang.org/protobuf v1.23.0 h1:4MY060fB1DLGMB/7MBTLnwQUY6+F09GEiz6SsrNqyzM=
google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=