gofmt no coding standards
This commit is contained in:
155
server.go
155
server.go
@ -1,121 +1,120 @@
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package main
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import (
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"container/list"
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"net"
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"log"
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_"time"
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"github.com/ethereum/ethdb-go"
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"github.com/ethereum/ethutil-go"
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"container/list"
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"github.com/ethereum/ethdb-go"
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"github.com/ethereum/ethutil-go"
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"log"
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"net"
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_ "time"
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)
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type Server struct {
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// Channel for shutting down the server
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shutdownChan chan bool
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// DB interface
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db *ethdb.LDBDatabase
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// Block manager for processing new blocks and managing the block chain
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blockManager *BlockManager
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// Peers (NYI)
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peers *list.List
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// Channel for shutting down the server
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shutdownChan chan bool
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// DB interface
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db *ethdb.LDBDatabase
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// Block manager for processing new blocks and managing the block chain
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blockManager *BlockManager
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// Peers (NYI)
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peers *list.List
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}
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func NewServer() (*Server, error) {
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db, err := ethdb.NewLDBDatabase()
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if err != nil {
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return nil, err
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}
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db, err := ethdb.NewLDBDatabase()
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if err != nil {
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return nil, err
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}
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ethutil.SetConfig(db)
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ethutil.SetConfig(db)
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server := &Server{
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shutdownChan: make(chan bool),
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blockManager: NewBlockManager(),
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db: db,
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peers: list.New(),
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}
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server := &Server{
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shutdownChan: make(chan bool),
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blockManager: NewBlockManager(),
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db: db,
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peers: list.New(),
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}
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return server, nil
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return server, nil
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}
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func (s *Server) AddPeer(conn net.Conn) {
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peer := NewPeer(conn, s)
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s.peers.PushBack(peer)
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peer.Start()
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peer := NewPeer(conn, s)
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s.peers.PushBack(peer)
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peer.Start()
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log.Println("Peer connected ::", conn.RemoteAddr())
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log.Println("Peer connected ::", conn.RemoteAddr())
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}
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func (s *Server) ConnectToPeer(addr string) error {
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conn, err := net.Dial("tcp", addr)
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conn, err := net.Dial("tcp", addr)
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if err != nil {
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return err
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}
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if err != nil {
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return err
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}
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peer := NewPeer(conn, s)
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s.peers.PushBack(peer)
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peer.Start()
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peer := NewPeer(conn, s)
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s.peers.PushBack(peer)
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peer.Start()
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log.Println("Connected to peer ::", conn.RemoteAddr())
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log.Println("Connected to peer ::", conn.RemoteAddr())
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return nil
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return nil
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}
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func (s *Server) Broadcast(msgType string, data []byte) {
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for e := s.peers.Front(); e != nil; e = e.Next() {
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if peer, ok := e.Value.(*Peer); ok {
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peer.QueueMessage(msgType, data)
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}
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}
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for e := s.peers.Front(); e != nil; e = e.Next() {
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if peer, ok := e.Value.(*Peer); ok {
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peer.QueueMessage(msgType, data)
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}
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}
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}
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// Start the server
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func (s *Server) Start() {
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// For now this function just blocks the main thread
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ln, err := net.Listen("tcp", ":12345")
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if err != nil {
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log.Fatal(err)
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}
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// For now this function just blocks the main thread
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ln, err := net.Listen("tcp", ":12345")
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if err != nil {
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log.Fatal(err)
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}
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go func() {
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for {
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conn, err := ln.Accept()
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if err != nil {
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log.Println(err)
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continue
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}
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go func() {
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for {
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conn, err := ln.Accept()
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if err != nil {
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log.Println(err)
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continue
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}
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go s.AddPeer(conn)
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}
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}()
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go s.AddPeer(conn)
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}
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}()
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// TMP
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//go func() {
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// for {
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// s.Broadcast("block", Encode("blockdata"))
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//
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// time.Sleep(100 * time.Millisecond)
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// }
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// }()
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// TMP
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//go func() {
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// for {
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// s.Broadcast("block", Encode("blockdata"))
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//
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// time.Sleep(100 * time.Millisecond)
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// }
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// }()
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}
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func (s *Server) Stop() {
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// Close the database
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defer s.db.Close()
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// Close the database
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defer s.db.Close()
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// Loop thru the peers and close them (if we had them)
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for e := s.peers.Front(); e != nil; e = e.Next() {
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if peer, ok := e.Value.(*Peer); ok {
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peer.Stop()
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}
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}
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// Loop thru the peers and close them (if we had them)
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for e := s.peers.Front(); e != nil; e = e.Next() {
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if peer, ok := e.Value.(*Peer); ok {
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peer.Stop()
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}
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}
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s.shutdownChan <- true
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s.shutdownChan <- true
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}
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// This function will wait for a shutdown and resumes main thread execution
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func (s *Server) WaitForShutdown() {
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<- s.shutdownChan
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<-s.shutdownChan
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}
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