Merge pull request #2072 from karalabe/admin-debug-apis

core, eth, node, rpc: port the admin and debug API
This commit is contained in:
Felix Lange 2015-12-15 11:33:18 +01:00
commit b9aedeab0b
7 changed files with 494 additions and 26 deletions

View File

@ -214,7 +214,7 @@ func StartIPC(stack *node.Node) error {
server := rpc.NewServer() server := rpc.NewServer()
// register package API's this node provides // register package API's this node provides
offered := stack.RPCAPIs() offered := stack.APIs()
for _, api := range offered { for _, api := range offered {
server.RegisterName(api.Namespace, api.Service) server.RegisterName(api.Namespace, api.Service)
glog.V(logger.Debug).Infof("Register %T@%s for IPC service\n", api.Service, api.Namespace) glog.V(logger.Debug).Infof("Register %T@%s for IPC service\n", api.Service, api.Namespace)

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@ -798,7 +798,7 @@ func StartIPC(stack *node.Node, ctx *cli.Context) error {
server := rpc.NewServer() server := rpc.NewServer()
// register package API's this node provides // register package API's this node provides
offered := stack.RPCAPIs() offered := stack.APIs()
for _, api := range offered { for _, api := range offered {
server.RegisterName(api.Namespace, api.Service) server.RegisterName(api.Namespace, api.Service)
glog.V(logger.Debug).Infof("Register %T under namespace '%s' for IPC service\n", api.Service, api.Namespace) glog.V(logger.Debug).Infof("Register %T under namespace '%s' for IPC service\n", api.Service, api.Namespace)

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@ -21,7 +21,9 @@ import (
"encoding/json" "encoding/json"
"errors" "errors"
"fmt" "fmt"
"io"
"math/big" "math/big"
"os"
"sync" "sync"
"time" "time"
@ -1214,3 +1216,188 @@ func (s *PublicTransactionPoolAPI) Resend(tx *Tx, gasPrice, gasLimit *rpc.HexNum
return common.Hash{}, fmt.Errorf("Transaction %#x not found", tx.Hash) return common.Hash{}, fmt.Errorf("Transaction %#x not found", tx.Hash)
} }
// PrivateAdminAPI is the collection of Etheruem APIs exposed over the private
// admin endpoint.
type PrivateAdminAPI struct {
eth *Ethereum
}
// NewPrivateAdminAPI creates a new API definition for the private admin methods
// of the Ethereum service.
func NewPrivateAdminAPI(eth *Ethereum) *PrivateAdminAPI {
return &PrivateAdminAPI{eth: eth}
}
// SetSolc sets the Solidity compiler path to be used by the node.
func (api *PrivateAdminAPI) SetSolc(path string) (string, error) {
solc, err := api.eth.SetSolc(path)
if err != nil {
return "", err
}
return solc.Info(), nil
}
// ExportChain exports the current blockchain into a local file.
func (api *PrivateAdminAPI) ExportChain(file string) (bool, error) {
// Make sure we can create the file to export into
out, err := os.OpenFile(file, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, os.ModePerm)
if err != nil {
return false, err
}
defer out.Close()
// Export the blockchain
if err := api.eth.BlockChain().Export(out); err != nil {
return false, err
}
return true, nil
}
// ImportChain imports a blockchain from a local file.
func (api *PrivateAdminAPI) ImportChain(file string) (bool, error) {
// Make sure the can access the file to import
in, err := os.Open(file)
if err != nil {
return false, err
}
defer in.Close()
// Run actual the import in pre-configured batches
stream := rlp.NewStream(in, 0)
blocks, index := make([]*types.Block, 0, 2500), 0
for batch := 0; ; batch++ {
// Load a batch of blocks from the input file
for len(blocks) < cap(blocks) {
block := new(types.Block)
if err := stream.Decode(block); err == io.EOF {
break
} else if err != nil {
return false, fmt.Errorf("block %d: failed to parse: %v", index, err)
}
blocks = append(blocks, block)
index++
}
if len(blocks) == 0 {
break
}
// Import the batch and reset the buffer
if _, err := api.eth.BlockChain().InsertChain(blocks); err != nil {
return false, fmt.Errorf("batch %d: failed to insert: %v", batch, err)
}
blocks = blocks[:0]
}
return true, nil
}
// PublicDebugAPI is the collection of Etheruem APIs exposed over the public
// debugging endpoint.
type PublicDebugAPI struct {
eth *Ethereum
}
// NewPublicDebugAPI creates a new API definition for the public debug methods
// of the Ethereum service.
func NewPublicDebugAPI(eth *Ethereum) *PublicDebugAPI {
return &PublicDebugAPI{eth: eth}
}
// DumpBlock retrieves the entire state of the database at a given block.
func (api *PublicDebugAPI) DumpBlock(number uint64) (state.World, error) {
block := api.eth.BlockChain().GetBlockByNumber(number)
if block == nil {
return state.World{}, fmt.Errorf("block #%d not found", number)
}
stateDb, err := state.New(block.Root(), api.eth.ChainDb())
if err != nil {
return state.World{}, err
}
return stateDb.RawDump(), nil
}
// GetBlockRlp retrieves the RLP encoded for of a single block.
func (api *PublicDebugAPI) GetBlockRlp(number uint64) (string, error) {
block := api.eth.BlockChain().GetBlockByNumber(number)
if block == nil {
return "", fmt.Errorf("block #%d not found", number)
}
encoded, err := rlp.EncodeToBytes(block)
if err != nil {
return "", err
}
return fmt.Sprintf("%x", encoded), nil
}
// PrintBlock retrieves a block and returns its pretty printed form.
func (api *PublicDebugAPI) PrintBlock(number uint64) (string, error) {
block := api.eth.BlockChain().GetBlockByNumber(number)
if block == nil {
return "", fmt.Errorf("block #%d not found", number)
}
return fmt.Sprintf("%s", block), nil
}
// SeedHash retrieves the seed hash of a block.
func (api *PublicDebugAPI) SeedHash(number uint64) (string, error) {
block := api.eth.BlockChain().GetBlockByNumber(number)
if block == nil {
return "", fmt.Errorf("block #%d not found", number)
}
hash, err := ethash.GetSeedHash(number)
if err != nil {
return "", err
}
return fmt.Sprintf("0x%x", hash), nil
}
// PrivateDebugAPI is the collection of Etheruem APIs exposed over the private
// debugging endpoint.
type PrivateDebugAPI struct {
eth *Ethereum
}
// NewPrivateDebugAPI creates a new API definition for the private debug methods
// of the Ethereum service.
func NewPrivateDebugAPI(eth *Ethereum) *PrivateDebugAPI {
return &PrivateDebugAPI{eth: eth}
}
// ProcessBlock reprocesses an already owned block.
func (api *PrivateDebugAPI) ProcessBlock(number uint64) (bool, error) {
// Fetch the block that we aim to reprocess
block := api.eth.BlockChain().GetBlockByNumber(number)
if block == nil {
return false, fmt.Errorf("block #%d not found", number)
}
// Temporarily enable debugging
defer func(old bool) { vm.Debug = old }(vm.Debug)
vm.Debug = true
// Validate and reprocess the block
var (
blockchain = api.eth.BlockChain()
validator = blockchain.Validator()
processor = blockchain.Processor()
)
if err := core.ValidateHeader(blockchain.AuxValidator(), block.Header(), blockchain.GetHeader(block.ParentHash()), true, false); err != nil {
return false, err
}
statedb, err := state.New(blockchain.GetBlock(block.ParentHash()).Root(), api.eth.ChainDb())
if err != nil {
return false, err
}
receipts, _, usedGas, err := processor.Process(block, statedb)
if err != nil {
return false, err
}
if err := validator.ValidateState(block, blockchain.GetBlock(block.ParentHash()), statedb, receipts, usedGas); err != nil {
return false, err
}
return true, nil
}
// SetHead rewinds the head of the blockchain to a previous block.
func (api *PrivateDebugAPI) SetHead(number uint64) {
api.eth.BlockChain().SetHead(number)
}

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@ -295,6 +295,19 @@ func (s *Ethereum) APIs() []rpc.API {
Version: "1.0", Version: "1.0",
Service: filters.NewPublicFilterAPI(s.ChainDb(), s.EventMux()), Service: filters.NewPublicFilterAPI(s.ChainDb(), s.EventMux()),
Public: true, Public: true,
}, {
Namespace: "admin",
Version: "1.0",
Service: NewPrivateAdminAPI(s),
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPublicDebugAPI(s),
Public: true,
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPrivateDebugAPI(s),
}, },
} }
} }

244
node/api.go Normal file
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@ -0,0 +1,244 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package node
import (
"fmt"
"strings"
"time"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/rpc/comms"
"github.com/rcrowley/go-metrics"
)
// PrivateAdminAPI is the collection of administrative API methods exposed only
// over a secure RPC channel.
type PrivateAdminAPI struct {
node *Node // Node interfaced by this API
}
// NewPrivateAdminAPI creates a new API definition for the private admin methods
// of the node itself.
func NewPrivateAdminAPI(node *Node) *PrivateAdminAPI {
return &PrivateAdminAPI{node: node}
}
// AddPeer requests connecting to a remote node, and also maintaining the new
// connection at all times, even reconnecting if it is lost.
func (api *PrivateAdminAPI) AddPeer(url string) (bool, error) {
// Make sure the server is running, fail otherwise
server := api.node.Server()
if server == nil {
return false, ErrNodeStopped
}
// Try to add the url as a static peer and return
node, err := discover.ParseNode(url)
if err != nil {
return false, fmt.Errorf("invalid enode: %v", err)
}
server.AddPeer(node)
return true, nil
}
// StartRPC starts the HTTP RPC API server.
func (api *PrivateAdminAPI) StartRPC(address string, port int, cors string, apis string) (bool, error) {
/*// Parse the list of API modules to make available
apis, err := api.ParseApiString(apis, codec.JSON, xeth.New(api.node, nil), api.node)
if err != nil {
return false, err
}
// Configure and start the HTTP RPC server
config := comms.HttpConfig{
ListenAddress: address,
ListenPort: port,
CorsDomain: cors,
}
if err := comms.StartHttp(config, self.codec, api.Merge(apis...)); err != nil {
return false, err
}
return true, nil*/
return false, fmt.Errorf("needs new RPC implementation to resolve circular dependency")
}
// StopRPC terminates an already running HTTP RPC API endpoint.
func (api *PrivateAdminAPI) StopRPC() {
comms.StopHttp()
}
// PublicAdminAPI is the collection of administrative API methods exposed over
// both secure and unsecure RPC channels.
type PublicAdminAPI struct {
node *Node // Node interfaced by this API
}
// NewPublicAdminAPI creates a new API definition for the public admin methods
// of the node itself.
func NewPublicAdminAPI(node *Node) *PublicAdminAPI {
return &PublicAdminAPI{node: node}
}
// Peers retrieves all the information we know about each individual peer at the
// protocol granularity.
func (api *PublicAdminAPI) Peers() ([]*p2p.PeerInfo, error) {
server := api.node.Server()
if server == nil {
return nil, ErrNodeStopped
}
return server.PeersInfo(), nil
}
// NodeInfo retrieves all the information we know about the host node at the
// protocol granularity.
func (api *PublicAdminAPI) NodeInfo() (*p2p.NodeInfo, error) {
server := api.node.Server()
if server == nil {
return nil, ErrNodeStopped
}
return server.NodeInfo(), nil
}
// Datadir retrieves the current data directory the node is using.
func (api *PublicAdminAPI) Datadir() string {
return api.node.DataDir()
}
// PrivateDebugAPI is the collection of debugging related API methods exposed
// only over a secure RPC channel.
type PrivateDebugAPI struct {
node *Node // Node interfaced by this API
}
// NewPrivateDebugAPI creates a new API definition for the private debug methods
// of the node itself.
func NewPrivateDebugAPI(node *Node) *PrivateDebugAPI {
return &PrivateDebugAPI{node: node}
}
// Verbosity updates the node's logging verbosity. Note, due to the lack of fine
// grained contextual loggers, this will update the verbosity level for the entire
// process, not just this node instance.
func (api *PrivateDebugAPI) Verbosity(level int) {
glog.SetV(level)
}
// PublicDebugAPI is the collection of debugging related API methods exposed over
// both secure and unsecure RPC channels.
type PublicDebugAPI struct {
node *Node // Node interfaced by this API
}
// NewPublicDebugAPI creates a new API definition for the public debug methods
// of the node itself.
func NewPublicDebugAPI(node *Node) *PublicDebugAPI {
return &PublicDebugAPI{node: node}
}
// Metrics retrieves all the known system metric collected by the node.
func (api *PublicDebugAPI) Metrics(raw bool) (map[string]interface{}, error) {
// Create a rate formatter
units := []string{"", "K", "M", "G", "T", "E", "P"}
round := func(value float64, prec int) string {
unit := 0
for value >= 1000 {
unit, value, prec = unit+1, value/1000, 2
}
return fmt.Sprintf(fmt.Sprintf("%%.%df%s", prec, units[unit]), value)
}
format := func(total float64, rate float64) string {
return fmt.Sprintf("%s (%s/s)", round(total, 0), round(rate, 2))
}
// Iterate over all the metrics, and just dump for now
counters := make(map[string]interface{})
metrics.DefaultRegistry.Each(func(name string, metric interface{}) {
// Create or retrieve the counter hierarchy for this metric
root, parts := counters, strings.Split(name, "/")
for _, part := range parts[:len(parts)-1] {
if _, ok := root[part]; !ok {
root[part] = make(map[string]interface{})
}
root = root[part].(map[string]interface{})
}
name = parts[len(parts)-1]
// Fill the counter with the metric details, formatting if requested
if raw {
switch metric := metric.(type) {
case metrics.Meter:
root[name] = map[string]interface{}{
"AvgRate01Min": metric.Rate1(),
"AvgRate05Min": metric.Rate5(),
"AvgRate15Min": metric.Rate15(),
"MeanRate": metric.RateMean(),
"Overall": float64(metric.Count()),
}
case metrics.Timer:
root[name] = map[string]interface{}{
"AvgRate01Min": metric.Rate1(),
"AvgRate05Min": metric.Rate5(),
"AvgRate15Min": metric.Rate15(),
"MeanRate": metric.RateMean(),
"Overall": float64(metric.Count()),
"Percentiles": map[string]interface{}{
"5": metric.Percentile(0.05),
"20": metric.Percentile(0.2),
"50": metric.Percentile(0.5),
"80": metric.Percentile(0.8),
"95": metric.Percentile(0.95),
},
}
default:
root[name] = "Unknown metric type"
}
} else {
switch metric := metric.(type) {
case metrics.Meter:
root[name] = map[string]interface{}{
"Avg01Min": format(metric.Rate1()*60, metric.Rate1()),
"Avg05Min": format(metric.Rate5()*300, metric.Rate5()),
"Avg15Min": format(metric.Rate15()*900, metric.Rate15()),
"Overall": format(float64(metric.Count()), metric.RateMean()),
}
case metrics.Timer:
root[name] = map[string]interface{}{
"Avg01Min": format(metric.Rate1()*60, metric.Rate1()),
"Avg05Min": format(metric.Rate5()*300, metric.Rate5()),
"Avg15Min": format(metric.Rate15()*900, metric.Rate15()),
"Overall": format(float64(metric.Count()), metric.RateMean()),
"Maximum": time.Duration(metric.Max()).String(),
"Minimum": time.Duration(metric.Min()).String(),
"Percentiles": map[string]interface{}{
"5": time.Duration(metric.Percentile(0.05)).String(),
"20": time.Duration(metric.Percentile(0.2)).String(),
"50": time.Duration(metric.Percentile(0.5)).String(),
"80": time.Duration(metric.Percentile(0.8)).String(),
"95": time.Duration(metric.Percentile(0.95)).String(),
},
}
default:
root[name] = "Unknown metric type"
}
}
})
return counters, nil
}

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@ -266,9 +266,33 @@ func (n *Node) EventMux() *event.TypeMux {
return n.eventmux return n.eventmux
} }
// RPCAPIs returns the collection of RPC descriptor this node offers // APIs returns the collection of RPC descriptor this node offers. This method
func (n *Node) RPCAPIs() []rpc.API { // is just a quick placeholder passthrough for the RPC update, which in the next
var apis []rpc.API // step will be fully integrated into the node itself.
func (n *Node) APIs() []rpc.API {
// Define all the APIs owned by the node itself
apis := []rpc.API{
{
Namespace: "admin",
Version: "1.0",
Service: NewPrivateAdminAPI(n),
}, {
Namespace: "admin",
Version: "1.0",
Service: NewPublicAdminAPI(n),
Public: true,
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPrivateDebugAPI(n),
}, {
Namespace: "debug",
Version: "1.0",
Service: NewPublicDebugAPI(n),
Public: true,
},
}
// Inject all the APIs owned by various services
for _, api := range n.services { for _, api := range n.services {
apis = append(apis, api.APIs()...) apis = append(apis, api.APIs()...)
} }

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@ -25,37 +25,37 @@ web3._extend({
name: 'printBlock', name: 'printBlock',
call: 'debug_printBlock', call: 'debug_printBlock',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'getBlockRlp', name: 'getBlockRlp',
call: 'debug_getBlockRlp', call: 'debug_getBlockRlp',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'setHead', name: 'setHead',
call: 'debug_setHead', call: 'debug_setHead',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'processBlock', name: 'processBlock',
call: 'debug_processBlock', call: 'debug_processBlock',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'seedHash', name: 'seedHash',
call: 'debug_seedHash', call: 'debug_seedHash',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'dumpBlock', name: 'dumpBlock',
call: 'debug_dumpBlock', call: 'debug_dumpBlock',
params: 1, params: 1,
inputFormatter: [web3._extend.formatters.inputBlockNumberFormatter] inputFormatter: [null]
}), }),
new web3._extend.Method({ new web3._extend.Method({
name: 'metrics', name: 'metrics',