1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
package main
import (
"fmt"
"github.com/ethereum/eth-go"
"github.com/ethereum/ethchain-go"
"github.com/ethereum/ethutil-go"
"github.com/obscuren/secp256k1-go"
"log"
"os"
"os/signal"
"runtime"
)
const Debug = true
// Register interrupt handlers so we can stop the ethereum
func RegisterInterupts(s *eth.Ethereum) {
// Buffered chan of one is enough
c := make(chan os.Signal, 1)
// Notify about interrupts for now
signal.Notify(c, os.Interrupt)
go func() {
for sig := range c {
fmt.Printf("Shutting down (%v) ... \n", sig)
s.Stop()
}
}()
}
func CreateKeyPair(force bool) {
data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
if len(data) == 0 || force {
log.Println("Generating new address and keypair")
pub, prv := secp256k1.GenerateKeyPair()
addr := ethutil.Sha3Bin(pub[1:])[12:]
log.Printf("Your new address is %x\n", addr)
keyRing := ethutil.NewValue([]interface{}{prv, addr, pub[1:]})
ethutil.Config.Db.Put([]byte("KeyRing"), keyRing.Encode())
}
}
func main() {
runtime.GOMAXPROCS(runtime.NumCPU())
Init()
ethchain.InitFees()
ethutil.ReadConfig(".ethereum")
ethutil.Config.Seed = UseSeed
// Instantiated a eth stack
ethereum, err := eth.New(eth.CapDefault, UseUPnP)
if err != nil {
log.Println("eth start err:", err)
return
}
if GenAddr {
fmt.Println("This action overwrites your old private key. Are you sure? (y/n)")
var r string
fmt.Scanln(&r)
for ; ; fmt.Scanln(&r) {
if r == "n" || r == "y" {
break
} else {
fmt.Printf("Yes or no?", r)
}
}
if r == "y" {
CreateKeyPair(true)
}
os.Exit(0)
} else {
CreateKeyPair(false)
}
if ShowGenesis {
fmt.Println(ethereum.BlockManager.BlockChain().Genesis())
os.Exit(0)
}
log.Printf("Starting Ethereum v%s\n", ethutil.Config.Ver)
// Set the max peers
ethereum.MaxPeers = MaxPeer
if StartConsole {
err := os.Mkdir(ethutil.Config.ExecPath, os.ModePerm)
// Error is OK if the error is ErrExist
if err != nil && !os.IsExist(err) {
log.Panic("Unable to create EXECPATH:", err)
}
console := NewConsole(ethereum)
go console.Start()
}
RegisterInterupts(ethereum)
ethereum.Start()
if StartMining {
log.Printf("Miner started\n")
// Fake block mining. It broadcasts a new block every 5 seconds
go func() {
pow := ðchain.EasyPow{}
data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
keyRing := ethutil.NewValueFromBytes(data)
addr := keyRing.Get(1).Bytes()
for {
txs := ethereum.TxPool.Flush()
// Create a new block which we're going to mine
block := ethereum.BlockManager.BlockChain().NewBlock(addr, txs)
// Apply all transactions to the block
ethereum.BlockManager.ApplyTransactions(block, block.Transactions())
ethereum.BlockManager.AccumelateRewards(block, block)
// Search the nonce
block.Nonce = pow.Search(block)
err := ethereum.BlockManager.ProcessBlock(block)
if err != nil {
log.Println(err)
} else {
log.Println("\n+++++++ MINED BLK +++++++\n", ethereum.BlockManager.BlockChain().CurrentBlock)
}
}
}()
}
// Wait for shutdown
ethereum.WaitForShutdown()
}
|
