Moved seeding and moved manifest

pull/150/head
obscuren 11 years ago
parent 5a0bae1dae
commit afe83af219
  1. 47
      ethchain/state.go
  2. 33
      ethchain/state_manager.go
  3. 82
      ethereum.go
  4. 1
      ethutil/config.go

@ -116,16 +116,6 @@ func (s *State) Copy() *State {
return NewState(s.trie.Copy())
}
type ObjType byte
const (
NilTy ObjType = iota
AccountTy
ContractTy
UnknownTy
)
// Updates any given state object
func (s *State) UpdateStateObject(object *StateObject) {
addr := object.Address()
@ -145,3 +135,40 @@ func (s *State) Put(key, object []byte) {
func (s *State) Root() interface{} {
return s.trie.Root
}
// Object manifest
//
// The object manifest is used to keep changes to the state so we can keep track of the changes
// that occurred during a state transitioning phase.
type Manifest struct {
// XXX These will be handy in the future. Not important for now.
objectAddresses map[string]bool
storageAddresses map[string]map[string]bool
objectChanges map[string]*StateObject
storageChanges map[string]map[string]*big.Int
}
func NewManifest() *Manifest {
m := &Manifest{objectAddresses: make(map[string]bool), storageAddresses: make(map[string]map[string]bool)}
m.Reset()
return m
}
func (m *Manifest) Reset() {
m.objectChanges = make(map[string]*StateObject)
m.storageChanges = make(map[string]map[string]*big.Int)
}
func (m *Manifest) AddObjectChange(stateObject *StateObject) {
m.objectChanges[string(stateObject.Address())] = stateObject
}
func (m *Manifest) AddStorageChange(stateObject *StateObject, storageAddr []byte, storage *big.Int) {
if m.storageChanges[string(stateObject.Address())] == nil {
m.storageChanges[string(stateObject.Address())] = make(map[string]*big.Int)
}
m.storageChanges[string(stateObject.Address())][string(storageAddr)] = storage
}

@ -331,36 +331,3 @@ func (sm *StateManager) notifyChanges() {
}
}
}
type Manifest struct {
// XXX These will be handy in the future. Not important for now.
objectAddresses map[string]bool
storageAddresses map[string]map[string]bool
objectChanges map[string]*StateObject
storageChanges map[string]map[string]*big.Int
}
func NewManifest() *Manifest {
m := &Manifest{objectAddresses: make(map[string]bool), storageAddresses: make(map[string]map[string]bool)}
m.Reset()
return m
}
func (m *Manifest) Reset() {
m.objectChanges = make(map[string]*StateObject)
m.storageChanges = make(map[string]map[string]*big.Int)
}
func (m *Manifest) AddObjectChange(stateObject *StateObject) {
m.objectChanges[string(stateObject.Address())] = stateObject
}
func (m *Manifest) AddStorageChange(stateObject *StateObject, storageAddr []byte, storage *big.Int) {
if m.storageChanges[string(stateObject.Address())] == nil {
m.storageChanges[string(stateObject.Address())] = make(map[string]*big.Int)
}
m.storageChanges[string(stateObject.Address())][string(storageAddr)] = storage
}

@ -253,7 +253,7 @@ func (s *Ethereum) ReapDeadPeerHandler() {
}
// Start the ethereum
func (s *Ethereum) Start() {
func (s *Ethereum) Start(seed bool) {
// Bind to addr and port
ln, err := net.Listen("tcp", ":"+s.Port)
if err != nil {
@ -272,47 +272,51 @@ func (s *Ethereum) Start() {
// Start the reaping processes
go s.ReapDeadPeerHandler()
if ethutil.Config.Seed {
ethutil.Config.Log.Debugln("Seeding")
// DNS Bootstrapping
_, nodes, err := net.LookupSRV("eth", "tcp", "ethereum.org")
if err == nil {
peers := []string{}
// Iterate SRV nodes
for _, n := range nodes {
target := n.Target
port := strconv.Itoa(int(n.Port))
// Resolve target to ip (Go returns list, so may resolve to multiple ips?)
addr, err := net.LookupHost(target)
if err == nil {
for _, a := range addr {
// Build string out of SRV port and Resolved IP
peer := net.JoinHostPort(a, port)
log.Println("Found DNS Bootstrap Peer:", peer)
peers = append(peers, peer)
}
} else {
log.Println("Couldn't resolve :", target)
if seed {
s.Seed()
}
}
func (s *Ethereum) Seed() {
ethutil.Config.Log.Debugln("Seeding")
// DNS Bootstrapping
_, nodes, err := net.LookupSRV("eth", "tcp", "ethereum.org")
if err == nil {
peers := []string{}
// Iterate SRV nodes
for _, n := range nodes {
target := n.Target
port := strconv.Itoa(int(n.Port))
// Resolve target to ip (Go returns list, so may resolve to multiple ips?)
addr, err := net.LookupHost(target)
if err == nil {
for _, a := range addr {
// Build string out of SRV port and Resolved IP
peer := net.JoinHostPort(a, port)
log.Println("Found DNS Bootstrap Peer:", peer)
peers = append(peers, peer)
}
} else {
log.Println("Couldn't resolve :", target)
}
// Connect to Peer list
s.ProcessPeerList(peers)
} else {
// Fallback to servers.poc3.txt
resp, err := http.Get("http://www.ethereum.org/servers.poc3.txt")
if err != nil {
log.Println("Fetching seed failed:", err)
return
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Println("Reading seed failed:", err)
return
}
s.ConnectToPeer(string(body))
}
// Connect to Peer list
s.ProcessPeerList(peers)
} else {
// Fallback to servers.poc3.txt
resp, err := http.Get("http://www.ethereum.org/servers.poc3.txt")
if err != nil {
log.Println("Fetching seed failed:", err)
return
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Println("Reading seed failed:", err)
return
}
s.ConnectToPeer(string(body))
}
}

@ -27,7 +27,6 @@ type config struct {
Ver string
ClientString string
Pubkey []byte
Seed bool
}
var Config *config

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