2016-11-09 01:01:56 +00:00
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// Copyright 2016 The go-ethereum Authors
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2016-10-14 03:51:29 +00:00
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package les
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import (
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2017-10-24 13:19:09 +00:00
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"crypto/ecdsa"
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2019-05-30 18:51:13 +00:00
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"time"
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2016-10-14 03:51:29 +00:00
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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2019-02-26 11:32:48 +00:00
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"github.com/ethereum/go-ethereum/common/mclock"
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2016-10-14 03:51:29 +00:00
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/les/flowcontrol"
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"github.com/ethereum/go-ethereum/light"
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2017-02-22 12:10:07 +00:00
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"github.com/ethereum/go-ethereum/log"
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2016-10-14 03:51:29 +00:00
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"github.com/ethereum/go-ethereum/p2p"
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2017-06-21 10:27:38 +00:00
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"github.com/ethereum/go-ethereum/p2p/discv5"
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2019-08-03 12:36:10 +00:00
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"github.com/ethereum/go-ethereum/p2p/enode"
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2018-08-28 07:08:16 +00:00
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rpc"
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2016-10-14 03:51:29 +00:00
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)
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type LesServer struct {
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lesCommons
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2019-06-11 07:40:32 +00:00
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archiveMode bool // Flag whether the ethereum node runs in archive mode.
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handler *serverHandler
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lesTopics []discv5.Topic
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privateKey *ecdsa.PrivateKey
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// Flow control and capacity management
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fcManager *flowcontrol.ClientManager
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costTracker *costTracker
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defParams flowcontrol.ServerParams
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servingQueue *servingQueue
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clientPool *clientPool
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freeCapacity uint64 // The minimal client capacity used for free client.
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threadsIdle int // Request serving threads count when system is idle.
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threadsBusy int // Request serving threads count when system is busy(block insertion).
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}
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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func NewLesServer(e *eth.Ethereum, config *eth.Config) (*LesServer, error) {
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// Collect les protocol version information supported by local node.
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lesTopics := make([]discv5.Topic, len(AdvertiseProtocolVersions))
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for i, pv := range AdvertiseProtocolVersions {
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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lesTopics[i] = lesTopic(e.BlockChain().Genesis().Hash(), pv)
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2017-10-24 13:19:09 +00:00
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}
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// Calculate the number of threads used to service the light client
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// requests based on the user-specified value.
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threads := config.LightServ * 4 / 100
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if threads < 4 {
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threads = 4
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}
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2017-06-21 10:27:38 +00:00
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srv := &LesServer{
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lesCommons: lesCommons{
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genesis: e.BlockChain().Genesis().Hash(),
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config: config,
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chainConfig: e.BlockChain().Config(),
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2018-08-28 07:08:16 +00:00
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iConfig: light.DefaultServerIndexerConfig,
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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chainDb: e.ChainDb(),
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2019-08-21 09:29:34 +00:00
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peers: newPeerSet(),
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chainReader: e.BlockChain(),
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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chtIndexer: light.NewChtIndexer(e.ChainDb(), nil, params.CHTFrequency, params.HelperTrieProcessConfirmations),
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bloomTrieIndexer: light.NewBloomTrieIndexer(e.ChainDb(), nil, params.BloomBitsBlocks, params.BloomTrieFrequency),
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closeCh: make(chan struct{}),
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2018-08-17 10:21:53 +00:00
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},
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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archiveMode: e.ArchiveMode(),
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2019-01-24 11:18:26 +00:00
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lesTopics: lesTopics,
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2019-08-21 09:29:34 +00:00
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fcManager: flowcontrol.NewClientManager(nil, &mclock.System{}),
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servingQueue: newServingQueue(int64(time.Millisecond*10), float64(config.LightServ)/100),
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threadsBusy: config.LightServ/100 + 1,
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threadsIdle: threads,
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2017-10-24 13:19:09 +00:00
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}
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srv.handler = newServerHandler(srv, e.BlockChain(), e.ChainDb(), e.TxPool(), e.Synced)
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srv.costTracker, srv.freeCapacity = newCostTracker(e.ChainDb(), config)
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2018-08-17 10:21:53 +00:00
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2019-08-21 09:29:34 +00:00
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// Set up checkpoint oracle.
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oracle := config.CheckpointOracle
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if oracle == nil {
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oracle = params.CheckpointOracles[e.BlockChain().Genesis().Hash()]
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2019-02-26 11:32:48 +00:00
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}
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2019-08-21 09:29:34 +00:00
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srv.oracle = newCheckpointOracle(oracle, srv.localCheckpoint)
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// Initialize server capacity management fields.
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srv.defParams = flowcontrol.ServerParams{
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BufLimit: srv.freeCapacity * bufLimitRatio,
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MinRecharge: srv.freeCapacity,
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}
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// LES flow control tries to more or less guarantee the possibility for the
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// clients to send a certain amount of requests at any time and get a quick
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// response. Most of the clients want this guarantee but don't actually need
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// to send requests most of the time. Our goal is to serve as many clients as
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// possible while the actually used server capacity does not exceed the limits
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totalRecharge := srv.costTracker.totalRecharge()
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maxCapacity := srv.freeCapacity * uint64(srv.config.LightPeers)
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if totalRecharge > maxCapacity {
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maxCapacity = totalRecharge
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}
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srv.fcManager.SetCapacityLimits(srv.freeCapacity, maxCapacity, srv.freeCapacity*2)
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srv.clientPool = newClientPool(srv.chainDb, srv.freeCapacity, 10000, mclock.System{}, func(id enode.ID) { go srv.peers.Unregister(peerIdToString(id)) })
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2019-09-17 13:28:41 +00:00
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srv.clientPool.setPriceFactors(priceFactors{0, 1, 1}, priceFactors{0, 1, 1})
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2017-10-24 13:19:09 +00:00
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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checkpoint := srv.latestLocalCheckpoint()
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if !checkpoint.Empty() {
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2019-08-21 09:29:34 +00:00
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log.Info("Loaded latest checkpoint", "section", checkpoint.SectionIndex, "head", checkpoint.SectionHead,
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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"chtroot", checkpoint.CHTRoot, "bloomroot", checkpoint.BloomRoot)
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2017-10-24 13:19:09 +00:00
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}
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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srv.chtIndexer.Start(e.BlockChain())
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2019-02-26 11:32:48 +00:00
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return srv, nil
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}
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2016-10-14 03:51:29 +00:00
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2019-02-26 11:32:48 +00:00
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func (s *LesServer) APIs() []rpc.API {
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return []rpc.API{
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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{
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Namespace: "les",
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Version: "1.0",
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2019-08-21 09:29:34 +00:00
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Service: NewPrivateLightAPI(&s.lesCommons),
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all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
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Public: false,
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},
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2016-10-14 03:51:29 +00:00
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}
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2019-02-26 11:32:48 +00:00
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}
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2016-10-14 03:51:29 +00:00
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func (s *LesServer) Protocols() []p2p.Protocol {
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return s.makeProtocols(ServerProtocolVersions, s.handler.runPeer, func(id enode.ID) interface{} {
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if p := s.peers.Peer(peerIdToString(id)); p != nil {
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return p.Info()
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}
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return nil
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})
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2016-10-14 03:51:29 +00:00
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}
|
|
|
|
|
2017-01-23 01:35:46 +00:00
|
|
|
// Start starts the LES server
|
2016-10-19 11:04:55 +00:00
|
|
|
func (s *LesServer) Start(srvr *p2p.Server) {
|
2019-08-21 09:29:34 +00:00
|
|
|
s.privateKey = srvr.PrivateKey
|
|
|
|
s.handler.start()
|
|
|
|
|
|
|
|
s.wg.Add(1)
|
|
|
|
go s.capacityManagement()
|
2019-02-26 11:32:48 +00:00
|
|
|
|
2018-02-10 12:33:52 +00:00
|
|
|
if srvr.DiscV5 != nil {
|
|
|
|
for _, topic := range s.lesTopics {
|
|
|
|
topic := topic
|
|
|
|
go func() {
|
|
|
|
logger := log.New("topic", topic)
|
|
|
|
logger.Info("Starting topic registration")
|
|
|
|
defer logger.Info("Terminated topic registration")
|
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
srvr.DiscV5.RegisterTopic(topic, s.closeCh)
|
2018-02-10 12:33:52 +00:00
|
|
|
}()
|
|
|
|
}
|
2017-10-24 13:19:09 +00:00
|
|
|
}
|
2019-08-21 09:29:34 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// Stop stops the LES service
|
|
|
|
func (s *LesServer) Stop() {
|
|
|
|
close(s.closeCh)
|
|
|
|
|
|
|
|
// Disconnect existing sessions.
|
|
|
|
// This also closes the gate for any new registrations on the peer set.
|
|
|
|
// sessions which are already established but not added to pm.peers yet
|
|
|
|
// will exit when they try to register.
|
|
|
|
s.peers.Close()
|
|
|
|
|
|
|
|
s.fcManager.Stop()
|
|
|
|
s.clientPool.stop()
|
|
|
|
s.costTracker.stop()
|
|
|
|
s.handler.stop()
|
|
|
|
s.servingQueue.stop()
|
|
|
|
|
|
|
|
// Note, bloom trie indexer is closed by parent bloombits indexer.
|
|
|
|
s.chtIndexer.Close()
|
|
|
|
s.wg.Wait()
|
|
|
|
log.Info("Les server stopped")
|
2017-10-24 13:19:09 +00:00
|
|
|
}
|
2017-06-21 10:27:38 +00:00
|
|
|
|
2017-10-24 13:19:09 +00:00
|
|
|
func (s *LesServer) SetBloomBitsIndexer(bloomIndexer *core.ChainIndexer) {
|
|
|
|
bloomIndexer.AddChildIndexer(s.bloomTrieIndexer)
|
2016-10-14 03:51:29 +00:00
|
|
|
}
|
|
|
|
|
all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
|
|
|
// SetClient sets the rpc client and starts running checkpoint contract if it is not yet watched.
|
|
|
|
func (s *LesServer) SetContractBackend(backend bind.ContractBackend) {
|
2019-08-21 09:29:34 +00:00
|
|
|
if s.oracle == nil {
|
|
|
|
return
|
all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
|
|
|
}
|
2019-08-21 09:29:34 +00:00
|
|
|
s.oracle.start(backend)
|
all: on-chain oracle checkpoint syncing (#19543)
* all: implement simple checkpoint syncing
cmd, les, node: remove callback mechanism
cmd, node: remove callback definition
les: simplify the registrar
les: expose checkpoint rpc services in the light client
les, light: don't store untrusted receipt
cmd, contracts, les: discard stale checkpoint
cmd, contracts/registrar: loose restriction of registeration
cmd, contracts: add replay-protection
all: off-chain multi-signature contract
params: deploy checkpoint contract for rinkeby
cmd/registrar: add raw signing mode for registrar
cmd/registrar, contracts/registrar, les: fixed messages
* cmd/registrar, contracts/registrar: fix lints
* accounts/abi/bind, les: address comments
* cmd, contracts, les, light, params: minor checkpoint sync cleanups
* cmd, eth, les, light: move checkpoint config to config file
* cmd, eth, les, params: address comments
* eth, les, params: address comments
* cmd: polish up the checkpoint admin CLI
* cmd, contracts, params: deploy new version contract
* cmd/checkpoint-admin: add another flag for clef mode signing
* cmd, contracts, les: rename and regen checkpoint oracle with abigen
2019-06-28 07:34:02 +00:00
|
|
|
}
|
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
// capacityManagement starts an event handler loop that updates the recharge curve of
|
|
|
|
// the client manager and adjusts the client pool's size according to the total
|
|
|
|
// capacity updates coming from the client manager
|
|
|
|
func (s *LesServer) capacityManagement() {
|
|
|
|
defer s.wg.Done()
|
2016-10-14 03:51:29 +00:00
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
processCh := make(chan bool, 100)
|
|
|
|
sub := s.handler.blockchain.SubscribeBlockProcessingEvent(processCh)
|
|
|
|
defer sub.Unsubscribe()
|
2016-11-13 11:34:50 +00:00
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
totalRechargeCh := make(chan uint64, 100)
|
|
|
|
totalRecharge := s.costTracker.subscribeTotalRecharge(totalRechargeCh)
|
2016-11-13 11:34:50 +00:00
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
totalCapacityCh := make(chan uint64, 100)
|
|
|
|
totalCapacity := s.fcManager.SubscribeTotalCapacity(totalCapacityCh)
|
|
|
|
s.clientPool.setLimits(s.config.LightPeers, totalCapacity)
|
2017-10-24 13:19:09 +00:00
|
|
|
|
2019-08-21 09:29:34 +00:00
|
|
|
var (
|
|
|
|
busy bool
|
|
|
|
freePeers uint64
|
|
|
|
blockProcess mclock.AbsTime
|
|
|
|
)
|
|
|
|
updateRecharge := func() {
|
|
|
|
if busy {
|
|
|
|
s.servingQueue.setThreads(s.threadsBusy)
|
|
|
|
s.fcManager.SetRechargeCurve(flowcontrol.PieceWiseLinear{{0, 0}, {totalRecharge, totalRecharge}})
|
|
|
|
} else {
|
|
|
|
s.servingQueue.setThreads(s.threadsIdle)
|
|
|
|
s.fcManager.SetRechargeCurve(flowcontrol.PieceWiseLinear{{0, 0}, {totalRecharge / 10, totalRecharge}, {totalRecharge, totalRecharge}})
|
|
|
|
}
|
|
|
|
}
|
|
|
|
updateRecharge()
|
|
|
|
|
|
|
|
for {
|
|
|
|
select {
|
|
|
|
case busy = <-processCh:
|
|
|
|
if busy {
|
|
|
|
blockProcess = mclock.Now()
|
|
|
|
} else {
|
|
|
|
blockProcessingTimer.Update(time.Duration(mclock.Now() - blockProcess))
|
2016-10-14 03:51:29 +00:00
|
|
|
}
|
2019-08-21 09:29:34 +00:00
|
|
|
updateRecharge()
|
|
|
|
case totalRecharge = <-totalRechargeCh:
|
|
|
|
totalRechargeGauge.Update(int64(totalRecharge))
|
|
|
|
updateRecharge()
|
|
|
|
case totalCapacity = <-totalCapacityCh:
|
|
|
|
totalCapacityGauge.Update(int64(totalCapacity))
|
|
|
|
newFreePeers := totalCapacity / s.freeCapacity
|
|
|
|
if newFreePeers < freePeers && newFreePeers < uint64(s.config.LightPeers) {
|
|
|
|
log.Warn("Reduced free peer connections", "from", freePeers, "to", newFreePeers)
|
|
|
|
}
|
|
|
|
freePeers = newFreePeers
|
|
|
|
s.clientPool.setLimits(s.config.LightPeers, totalCapacity)
|
|
|
|
case <-s.closeCh:
|
|
|
|
return
|
2016-10-14 03:51:29 +00:00
|
|
|
}
|
2019-08-21 09:29:34 +00:00
|
|
|
}
|
2016-10-14 03:51:29 +00:00
|
|
|
}
|