-
Notifications
You must be signed in to change notification settings - Fork 0
/
api.go
107 lines (88 loc) · 2.77 KB
/
api.go
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
package ethpoc
import (
"errors"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"strconv"
)
var errEthashStopped = errors.New("ethash stopped")
// API exposes ethash related methods for the RPC interface.
type API struct {
ethPoc *EthPoc // Make sure the mode of ethash is normal.
}
// GetWork returns a work package for external miner.
//
// The work package consists of 3 strings:
// result[0] - 32 bytes hex encoded current block header pow-hash
// result[1] - 32 bytes hex encoded seed hash used for DAG
// result[2] - 32 bytes hex encoded boundary condition ("target"), 2^256/difficulty
// result[3] - hex encoded block number
func (api *API) GetWork() ([5]string, error) {
if api.ethPoc.config.PocMode != ModeNormal && api.ethPoc.config.PocMode != ModeTest {
return [5]string{}, errors.New("not supported")
}
var (
workCh = make(chan [5]string, 1)
errc = make(chan error, 1)
)
select {
case api.ethPoc.fetchWorkCh <- &sealWork{errc: errc, res: workCh}:
case <-api.ethPoc.exitCh:
return [5]string{}, errEthashStopped
}
select {
case work := <-workCh:
return work, nil
case err := <-errc:
return [5]string{}, err
}
}
// SubmitWork can be used by external miner to submit their POW solution.
// It returns an indication if the work was accepted.
// Note either an invalid solution, a stale work a non-existent work will return false.
func (api *API) SubmitWork(hash common.Hash, nonce, plotter, number uint64) [2]string {
var result [2]string
result[0] = strconv.FormatBool(false)
if api.ethPoc.config.PocMode != ModeNormal && api.ethPoc.config.PocMode != ModeTest {
return result
}
var errc = make(chan [2]string, 1)
select {
case api.ethPoc.submitWorkCh <- &mineResult{
hash: hash,
nonce: nonce,
plotter: plotter,
number: number,
errc: errc,
}:
case <-api.ethPoc.exitCh:
return result
}
err := <-errc
return err
}
// SubmitHashrate can be used for remote miners to submit their hash rate.
// This enables the node to report the combined hash rate of all miners
// which submit work through this node.
//
// It accepts the miner hash rate and an identifier which must be unique
// between nodes.
func (api *API) SubmitHashRate(rate hexutil.Uint64, id common.Hash) bool {
if api.ethPoc.config.PocMode != ModeNormal && api.ethPoc.config.PocMode != ModeTest {
return false
}
var done = make(chan struct{}, 1)
select {
//case api.ethPoc.submitRateCh <- &hashrate{done: done, rate: uint64(rate), id: id}:
case <-api.ethPoc.exitCh:
return false
}
// Block until hash rate submitted successfully.
<-done
return true
}
// GetHashrate returns the current hashrate for local CPU miner and remote miner.
func (api *API) GetHashrate() uint64 {
//return uint64(api.ethPoc.Hashrate())
return 0
}