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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/binary" | ||
| "time" | ||
|
|
||
| "go.sia.tech/core/consensus" | ||
| "go.sia.tech/core/types" | ||
| ) | ||
|
|
||
| // mineBlock constructs a block from the provided address and the transactions | ||
| // in the txpool, and attempts to find a nonce for it that meets the PoW target. | ||
| func mineBlock(ctx context.Context, cs consensus.State, txns []types.Transaction, v2Txns []types.V2Transaction, addr types.Address) (types.Block, error) { | ||
| b := types.Block{ | ||
| ParentID: cs.Index.ID, | ||
| Timestamp: types.CurrentTimestamp(), | ||
| MinerPayouts: []types.SiacoinOutput{{ | ||
| Value: cs.BlockReward(), | ||
| Address: addr, | ||
| }}, | ||
| } | ||
|
|
||
| if cs.Index.Height >= cs.Network.HardforkV2.AllowHeight { | ||
| b.V2 = &types.V2BlockData{ | ||
| Height: cs.Index.Height + 1, | ||
| } | ||
| } | ||
|
|
||
| var weight uint64 | ||
| for _, txn := range txns { | ||
| if weight += cs.TransactionWeight(txn); weight > cs.MaxBlockWeight() { | ||
| break | ||
| } | ||
| b.Transactions = append(b.Transactions, txn) | ||
| b.MinerPayouts[0].Value = b.MinerPayouts[0].Value.Add(txn.TotalFees()) | ||
| } | ||
| for _, txn := range v2Txns { | ||
| if weight += cs.V2TransactionWeight(txn); weight > cs.MaxBlockWeight() { | ||
| break | ||
| } | ||
| b.V2.Transactions = append(b.V2.Transactions, txn) | ||
| b.MinerPayouts[0].Value = b.MinerPayouts[0].Value.Add(txn.MinerFee) | ||
| } | ||
| if b.V2 != nil { | ||
| b.V2.Commitment = cs.Commitment(cs.TransactionsCommitment(b.Transactions, b.V2Transactions()), addr) | ||
| } | ||
|
|
||
| b.Nonce = 0 | ||
| buf := make([]byte, 32+8+8+32) | ||
| binary.LittleEndian.PutUint64(buf[32:], b.Nonce) | ||
| binary.LittleEndian.PutUint64(buf[40:], uint64(b.Timestamp.Unix())) | ||
| if b.V2 != nil { | ||
| copy(buf[:32], "sia/id/block|") | ||
| copy(buf[48:], b.V2.Commitment[:]) | ||
| } else { | ||
| root := b.MerkleRoot() | ||
| copy(buf[:32], b.ParentID[:]) | ||
| copy(buf[48:], root[:]) | ||
| } | ||
| factor := cs.NonceFactor() | ||
|
|
||
| ctx, cancel := context.WithTimeout(ctx, 5*time.Minute) | ||
| defer cancel() | ||
|
|
||
| for types.BlockID(types.HashBytes(buf)).CmpWork(cs.ChildTarget) < 0 { | ||
| select { | ||
| case <-ctx.Done(): | ||
| return types.Block{}, ctx.Err() | ||
| default: | ||
| } | ||
|
|
||
| b.Nonce += factor | ||
| binary.LittleEndian.PutUint64(buf[32:], b.Nonce) | ||
| } | ||
| return b, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,26 +1,25 @@ | ||
| module go.sia.tech/cpuminerd | ||
|
|
||
| go 1.21.8 | ||
| go 1.22.5 | ||
|
|
||
| toolchain go1.21.11 | ||
| toolchain go1.23.0 | ||
|
|
||
| require ( | ||
| go.sia.tech/core v0.2.7 | ||
| go.sia.tech/coreutils v0.0.5 | ||
| go.sia.tech/walletd v0.1.1-alpha.0.20240610172105-eb95d4161b91 | ||
| go.sia.tech/core v0.4.5 | ||
| go.sia.tech/walletd v0.8.1-0.20240901222528-4a6f567605f6 | ||
| go.uber.org/zap v1.27.0 | ||
| lukechampine.com/frand v1.4.2 | ||
| ) | ||
|
|
||
| require ( | ||
| github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da // indirect | ||
| github.com/julienschmidt/httprouter v1.3.0 // indirect | ||
| github.com/stretchr/testify v1.9.0 // indirect | ||
| go.etcd.io/bbolt v1.3.10 // indirect | ||
| go.sia.tech/jape v0.11.2-0.20240306154058-9832414a5385 // indirect | ||
| go.sia.tech/coreutils v0.3.1 // indirect | ||
| go.sia.tech/jape v0.12.1 // indirect | ||
| go.sia.tech/mux v1.2.0 // indirect | ||
| go.uber.org/multierr v1.11.0 // indirect | ||
| golang.org/x/crypto v0.24.0 // indirect | ||
| golang.org/x/sys v0.21.0 // indirect | ||
| golang.org/x/crypto v0.26.0 // indirect | ||
| golang.org/x/sys v0.24.0 // indirect | ||
| golang.org/x/tools v0.22.0 // indirect | ||
| lukechampine.com/frand v1.4.2 // indirect | ||
| ) |
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