This repository has been archived by the owner on Feb 16, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 2
/
rpc.go
196 lines (156 loc) · 4.33 KB
/
rpc.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
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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
package eth
import (
"fmt"
"math/big"
"github.com/goccy/go-json"
"github.com/magicpool-co/pool/pkg/common"
"github.com/magicpool-co/pool/pkg/stratum/rpc"
)
func (node Node) getTransactionByHash(txid string) (*Transaction, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_getTransactionByHash", txid)
if err != nil {
return nil, err
}
tx := new(Transaction)
if err := json.Unmarshal(res.Result, tx); err != nil {
return nil, err
}
return tx, nil
}
func (node Node) getTransactionReceipt(txid string) (*TransactionReceipt, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_getTransactionReceipt", txid)
if err != nil {
return nil, err
}
receipt := new(TransactionReceipt)
if err := json.Unmarshal(res.Result, receipt); err != nil {
return nil, err
}
return receipt, nil
}
func (node Node) getTransactionReceiptMany(txids []string) ([]*TransactionReceipt, error) {
reqs := make([]*rpc.Request, len(txids))
var err error
for i, txid := range txids {
reqs[i], err = rpc.NewRequestWithID(i, "eth_getTransactionReceipt", txid)
if err != nil {
return nil, err
}
}
responses, err := node.rpcHost.ExecRPCBulk(reqs)
if err != nil {
return nil, err
} else if len(responses) != len(reqs) {
return nil, fmt.Errorf("request and response length mismatch: %d and %d", len(responses), len(reqs))
}
receipts := make([]*TransactionReceipt, len(responses))
for i, res := range responses {
err := json.Unmarshal(res.Result, &receipts[i])
if err != nil {
return nil, err
}
}
return receipts, nil
}
func (node Node) getBalance(address string) (*big.Int, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_getBalance", address, "latest")
if err != nil {
return nil, err
}
var hexBalance string
err = json.Unmarshal(res.Result, &hexBalance)
if err != nil {
return nil, err
}
return common.HexToBig(hexBalance)
}
func (node Node) getChainID() (uint64, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_chainId")
if err != nil {
return 0, err
}
var hexID string
if err := json.Unmarshal(res.Result, &hexID); err != nil {
return 0, err
}
return common.HexToUint64(hexID)
}
func (node Node) getGasPrice() (*big.Int, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_gasPrice")
if err != nil {
return nil, err
}
var hexPrice string
if err := json.Unmarshal(res.Result, &hexPrice); err != nil {
return nil, err
}
return common.HexToBig(hexPrice)
}
func (node Node) getPendingNonce(address string) (uint64, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_getTransactionCount", address, "pending")
if err != nil {
return 0, err
}
var hexNonce string
if err := json.Unmarshal(res.Result, &hexNonce); err != nil {
return 0, err
}
return common.HexToUint64(hexNonce)
}
func (node Node) getBlockNumber() (uint64, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_blockNumber")
if err != nil {
return 0, err
}
var rawHeight string
if err := json.Unmarshal(res.Result, &rawHeight); err != nil {
return 0, err
}
return common.HexToUint64(rawHeight)
}
func (node Node) getBlockByNumber(height uint64) (*Block, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_getBlockByNumber", common.Uint64ToHex(height), false)
if err != nil {
return nil, err
}
block := new(Block)
if err := json.Unmarshal(res.Result, block); err != nil {
return nil, err
}
return block, nil
}
func (node Node) sendEstimateGas(from, to, value string) (uint64, error) {
tx := map[string]interface{}{"from": from, "to": to, "value": value}
res, err := node.rpcHost.ExecRPCFromArgs("eth_estimateGas", tx)
if err != nil {
return 0, err
}
var hexEstimate string
err = json.Unmarshal(res.Result, &hexEstimate)
if err != nil {
return 0, err
}
return common.HexToUint64(hexEstimate)
}
func (node Node) sendCall(params []interface{}) (*big.Int, error) {
res, err := node.rpcHost.ExecRPCFromArgs("eth_call", params...)
if err != nil {
return nil, err
}
var result string
if err := json.Unmarshal(res.Result, &result); err != nil {
return nil, err
}
return common.HexToBig(result)
}
func (node Node) sendRawTransaction(tx string) (string, error) {
res, err := node.rpcHost.ExecRPCFromArgsSynced("eth_sendRawTransaction", tx)
if err != nil {
return "", err
}
var txid string
if err := json.Unmarshal(res.Result, &txid); err != nil {
return "", err
}
return txid, nil
}