788 lines
19 KiB
Go
788 lines
19 KiB
Go
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// coin.go
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package coin
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import (
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"bytes"
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"container/list"
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"crypto/md5"
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"crypto/rand"
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"encoding/base64"
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"database/sql"
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"encoding/binary"
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"encoding/hex"
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"strconv"
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"io"
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"log"
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"math"
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"math/big"
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"net"
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"fmt"
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"pool/internal/db"
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"pool/internal/msg"
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"pool/internal/server/diff"
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"pool/internal/utility"
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"sync"
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"time"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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"github.com/btcsuite/btcd/wire"
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"github.com/rs/zerolog"
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"github.com/redis/go-redis/v9"
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"github.com/zeromq/goczmq"
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"go.uber.org/zap"
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"gopkg.in/natefinch/lumberjack.v2"
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_ "github.com/mattn/go-sqlite3"
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)
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const JOB_EXPIRED_TIME uint32 = 60 //job expired time (second)
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const LOCAL_JOBS_EXPIRED_TIME uint32 = 300 //300 //local jobs expired time (second)
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const LOCAL_JOBS_TOTAL_SIZE uint32 = 300 //300 //total local jobs
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const CONN_EXPIRED_TIME uint32 = 600 //connection expired time
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// miner status
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// const MINER_STATUS_OFFLINE string = "offline"
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const MINER_STATUS_CONNECTED string = "connected"
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const MINER_STATUS_SUBSCRIBED string = "subscribed"
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const MINER_STATUS_AUTHORIZED string = "authorized"
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const MINER_STATUS_RUNNING string = "online"
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const MINER_STATUS_DISCONNECTED string = "offline"
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const MINER_STATUS_DISABLED string = "disabled"
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const MINER_DURATION_TIME time.Duration = 1
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const MINER_DIFFICULTY_ADJUST_DURATION time.Duration = 5
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// vardiff
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const UP_DIFF int = 0
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const DOWN_DIFF int = 1
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const UPDATE_DIFF int = 2
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const DIFFICULTY_WAIT_TIMES int = 6
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const (
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Low = 0
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Mid = 1
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Hign = 2
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)
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type BindConfig struct {
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Listen string `json:"listen"`
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Auth bool `json:"auth"`
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}
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type DiffConfig struct {
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StartDifficulty float64 `json:"start_diff"`
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DiffMin float64 `json:"diff_min"`
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DiffMax float64 `json:"diff_max"`
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DiffAdjustInterval float64 `json:"diff_adjust_interval"`
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DiffAdjustPercentage float64 `json:"diff_adjust_percentage"`
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DiffAdjustTime float64 `json:"diff_adjust_time"`
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Filter string `json:"filter"`
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Dbg bool `json:"dbg"`
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}
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type ServerConfig struct {
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Coin string `json:"coin"`
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Host BindConfig `json:"host"`
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Diff DiffConfig `json:"diff"`
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Zmq utility.ZmqConfig `json:"zmq"`
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Redis utility.RedisConfig `json:"redis"`
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Zaplog zap.Config `json:"zap"`
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Logrotae utility.LogRotateConfig `json:"logrotate"`
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}
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type CoinObj struct {
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Coin string
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Init func(server *ServerContext)
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Start func()
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Stop func()
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InitMiner func(miner *MinerObj)
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HandleMinerSubscribe func(miner *MinerObj, id float64, extranonce1 string, msg string)
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HandleMinerAuth func(miner *MinerObj)
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HandleMinerSubmit func(miner *MinerObj, id float64, miner_user string, job_id string, nonce2 string, ntime string, nonce string) (bool, bool, bool)
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SetDifficulty func(miner *MinerObj)
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Notify func(miner *MinerObj)
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HandleJobMsg func(server *ServerContext, Msg []byte)
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IsMhsLow func(miner *MinerObj) bool
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GetBlockInterval func() int
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}
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type PoolBlkMsg struct {
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Height int64
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Hash string
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Pow string
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Net_target string
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Submit string
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Success bool
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Accepts float64
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Rejects float64
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Reward float64
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Fee float64
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Nonce string
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SubIdx int64
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}
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type ServerContext struct {
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CoinCtx CoinObj
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DbCtx *db.DbContext
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Config *ServerConfig
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PubCh *goczmq.Sock
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SubCh *goczmq.Sock
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Listener net.Listener
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MinerType string
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Extranonce1 uint64
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Difficulty float64
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RefDifficulty float64
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Accepts float64
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Rejects float64
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AverageHashrate float64
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Miners sync.Map
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MMhs sync.Map
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Started bool
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SLock sync.Mutex
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ExitFlag bool
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//AlivingChan chan bool
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//LiveingExpired bool
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FlagAliving int32
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FlagAlivingExit int32
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ExitPingChan chan bool
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ExitJobChan chan bool
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Logg *zap.Logger
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LogR *lumberjack.Logger
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SJob msg.StratumJob
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//UpdateMap sync.Map
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SyncJobChan chan bool
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Synced bool
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ExitDbMiners chan bool
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ExitDbMinersStats chan bool
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ExitDbUser chan bool
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ExitDbUserStats chan bool
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ExitDbPoolStats chan bool
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NexaJob msg.NexaStratumJob
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AlphJob msg.AlphStratumJob
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ExitDiffVar chan bool
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RedisClient *redis.Client
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Accepts5M float64
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Accepts15M float64
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Accepts30M float64
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Accepts1h float64
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Accepts3h float64
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Accepts6h float64
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Accepts12h float64
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Accepts24h float64
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Accepts48h float64
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Rejects5M float64
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Rejects15M float64
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Rejects30M float64
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Rejects1h float64
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Rejects3h float64
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Rejects6h float64
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Rejects12h float64
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Rejects24h float64
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Rejects48h float64
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Mhs5M float64
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Mhs15M float64
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Mhs30M float64
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Mhs1h float64
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Mhs3h float64
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Mhs6h float64
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Mhs12h float64
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Mhs24h float64
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Mhs48h float64
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RejectRatio5M float64
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RejectRatio15M float64
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RejectRatio30M float64
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RejectRatio1h float64
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RejectRatio3h float64
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RejectRatio6h float64
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RejectRatio12h float64
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RejectRatio24h float64
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RejectRatio48h float64
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TotalMiners int64
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Normal int64
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Abnormal int64
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Offline int64
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MhsZero int64
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MhsLow int64
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HighRejects int64
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Unstable int64
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NetTarget string
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NetHight uint64
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Submits int64
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Blocks int64
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Orphans int64
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Reward float64
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Fee float64
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/*Users sync.Map
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UsersSLock sync.Mutex*/
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/*PoolSLock sync.Mutex*/
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SubIdx int64
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MinerIndex int64
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//NotifyBlkDetailIdx int32
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}
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type JobListEntry struct {
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Job_id string
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Ts time.Time
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}
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type MhsItem struct {
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Tt time.Time
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Diff float64
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}
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type MhsObj struct {
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MinerId string
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Name string
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Accepts []MhsItem
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Rejects []MhsItem
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StartSubmitTime time.Time
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StartDayTime time.Time
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User string
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Miner string
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Index string
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Status string
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Algo int
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}
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type VarDiffOptions struct {
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VariancePercent float64
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AdjustTime float64
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AdjustInterval float64
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MinDiff float64
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MaxDiff float64
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MinShares float64
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MaxShares float64
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TargetShares float64
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SubmitShares float64
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SilenceCount float64
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LastCalcTime time.Time
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Uptimes int
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Downtimes int
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Level int
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LastSubmitTime time.Time
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}
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type BlockMsg struct {
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Target string
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Submit_target string
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Height int64
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Success bool
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Pow string
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Net_target string
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Submit string
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Hash string
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Header string
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Accepts float64
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Total_accepts float64
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Rejects float64
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Total_rejects float64
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Reward float64
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Fee float64
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Nonce string
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SubIdx int64
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}
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type MinerObj struct {
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Server *ServerContext
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Conn net.Conn
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Authorized bool
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MinerId string
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JobId uint32
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Name string
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Jobs sync.Map
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LockForJobs sync.Mutex
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JobList *list.List
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Target *big.Int
|
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Difficulty float64
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DifficultyNext float64
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ServerDifficulty float64
|
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ServerTarget *big.Int
|
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ServerTargetS string
|
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Accepts float64
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Rejects float64
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StartSubmitTime time.Time
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LastSubmitime time.Time
|
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SubmitIndex uint32
|
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AverageHashrate float64
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M5Accepts float64
|
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M5Hashrate float64
|
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M5SubmitTime time.Time
|
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LastJobId string
|
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LastNonce string
|
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CurHeight uint32
|
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CurHeight64 uint64
|
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Reconnect bool
|
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LastHeader string
|
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VarDiffOpt VarDiffOptions
|
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Version int32
|
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Job msg.StratumJob
|
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User string
|
||
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PassWord string
|
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Miner string
|
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Duration float64
|
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Status string
|
||
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ConnSetupTime time.Time
|
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|
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TxLock sync.Mutex
|
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|
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|
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KeepliveCnt float64
|
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RecvedLiveAck bool
|
||
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PongFailCnt int
|
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PingCnt int
|
||
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|
||
|
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NexaJob msg.NexaStratumJob
|
||
|
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AlphJob msg.AlphStratumJob
|
||
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|
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//EndCh chan bool
|
||
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FromIP string
|
||
|
|
|
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|
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OnlineTime time.Time
|
||
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OfflineTime time.Time
|
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Retry int64
|
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DurationTime float64
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MinerIndex int64
|
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Protocol string
|
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ErrStaleds int64
|
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ErrLowDiffs int64
|
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ErrDuplicates int64
|
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ErrFormats int64
|
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ErrOthers int64
|
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|
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IsDisabled bool
|
||
|
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|
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Submits int64
|
||
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Blocks int64
|
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Orphans int64
|
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|
||
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Accepts5M float64
|
||
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Accepts15M float64
|
||
|
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Accepts30M float64
|
||
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Accepts1h float64
|
||
|
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Accepts3h float64
|
||
|
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Accepts6h float64
|
||
|
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Accepts12h float64
|
||
|
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Accepts24h float64
|
||
|
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Accepts48h float64
|
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|
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|
||
|
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Rejects5M float64
|
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|
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Rejects15M float64
|
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Rejects30M float64
|
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|
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Rejects1h float64
|
||
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Rejects3h float64
|
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|
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Rejects6h float64
|
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|
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Rejects12h float64
|
||
|
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Rejects24h float64
|
||
|
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Rejects48h float64
|
||
|
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|
||
|
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Mhs5M float64
|
||
|
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Mhs15M float64
|
||
|
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Mhs30M float64
|
||
|
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Mhs1h float64
|
||
|
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Mhs3h float64
|
||
|
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Mhs6h float64
|
||
|
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Mhs12h float64
|
||
|
|
Mhs24h float64
|
||
|
|
Mhs48h float64
|
||
|
|
|
||
|
|
RejectRatio5M float64
|
||
|
|
RejectRatio15M float64
|
||
|
|
RejectRatio30M float64
|
||
|
|
RejectRatio1h float64
|
||
|
|
RejectRatio3h float64
|
||
|
|
RejectRatio6h float64
|
||
|
|
RejectRatio12h float64
|
||
|
|
RejectRatio24h float64
|
||
|
|
RejectRatio48h float64
|
||
|
|
|
||
|
|
Reward float64
|
||
|
|
Fee float64
|
||
|
|
|
||
|
|
Zlog zerolog.Logger
|
||
|
|
LogR *lumberjack.Logger
|
||
|
|
ZlogInit bool
|
||
|
|
|
||
|
|
//EndCh chan bool
|
||
|
|
|
||
|
|
DiffHandler diff.KalmanVarDiff
|
||
|
|
|
||
|
|
NeedExit int32
|
||
|
|
}
|
||
|
|
|
||
|
|
/*type UserBlockMsg struct {
|
||
|
|
User string
|
||
|
|
Miner string
|
||
|
|
Index string
|
||
|
|
Height int64
|
||
|
|
Hash string
|
||
|
|
Pow string
|
||
|
|
Net_target string
|
||
|
|
Submit string
|
||
|
|
Success bool
|
||
|
|
Accepts float64
|
||
|
|
Rejects float64
|
||
|
|
Reward float64
|
||
|
|
Fee float64
|
||
|
|
Nonce string
|
||
|
|
SubIdx int64
|
||
|
|
}*/
|
||
|
|
/*
|
||
|
|
type UserMinerContainer struct {
|
||
|
|
Data map[string]string
|
||
|
|
}*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
type UserObj struct {
|
||
|
|
Server *ServerContext
|
||
|
|
User string
|
||
|
|
Name string
|
||
|
|
|
||
|
|
Normal int64
|
||
|
|
Abnormal int64
|
||
|
|
|
||
|
|
Offline int64
|
||
|
|
MhsZero int64
|
||
|
|
MhsLow int64
|
||
|
|
HighRejects int64
|
||
|
|
Unstable int64
|
||
|
|
|
||
|
|
Submits int64
|
||
|
|
Blocks int64
|
||
|
|
Orphans int64
|
||
|
|
|
||
|
|
Reward float64
|
||
|
|
Fee float64
|
||
|
|
|
||
|
|
Accepts5M float64
|
||
|
|
Accepts15M float64
|
||
|
|
Accepts30M float64
|
||
|
|
Accepts1h float64
|
||
|
|
Accepts3h float64
|
||
|
|
Accepts6h float64
|
||
|
|
Accepts12h float64
|
||
|
|
Accepts24h float64
|
||
|
|
Accepts48h float64
|
||
|
|
|
||
|
|
Rejects5M float64
|
||
|
|
Rejects15M float64
|
||
|
|
Rejects30M float64
|
||
|
|
Rejects1h float64
|
||
|
|
Rejects3h float64
|
||
|
|
Rejects6h float64
|
||
|
|
Rejects12h float64
|
||
|
|
Rejects24h float64
|
||
|
|
Rejects48h float64
|
||
|
|
|
||
|
|
Mhs5M float64
|
||
|
|
Mhs15M float64
|
||
|
|
Mhs30M float64
|
||
|
|
Mhs1h float64
|
||
|
|
Mhs3h float64
|
||
|
|
Mhs6h float64
|
||
|
|
Mhs12h float64
|
||
|
|
Mhs24h float64
|
||
|
|
Mhs48h float64
|
||
|
|
|
||
|
|
RejectRatio5M float64
|
||
|
|
RejectRatio15M float64
|
||
|
|
RejectRatio30M float64
|
||
|
|
RejectRatio1h float64
|
||
|
|
RejectRatio3h float64
|
||
|
|
RejectRatio6h float64
|
||
|
|
RejectRatio12h float64
|
||
|
|
RejectRatio24h float64
|
||
|
|
RejectRatio48h float64
|
||
|
|
}*/
|
||
|
|
|
||
|
|
func md5md5(v string) string {
|
||
|
|
md5Obj := md5.New()
|
||
|
|
md5Obj.Write([]byte(v))
|
||
|
|
char := md5Obj.Sum(nil)
|
||
|
|
return hex.EncodeToString(char)
|
||
|
|
}
|
||
|
|
|
||
|
|
func Guid() string {
|
||
|
|
c := make([]byte, 32)
|
||
|
|
if _, err := io.ReadFull(rand.Reader, c); err != nil {
|
||
|
|
return ""
|
||
|
|
}
|
||
|
|
return md5md5(base64.URLEncoding.EncodeToString(c))
|
||
|
|
}
|
||
|
|
|
||
|
|
func VarAdjustDifficulty(miner *MinerObj, adjust int) {
|
||
|
|
if adjust != UP_DIFF && adjust != DOWN_DIFF && adjust != UPDATE_DIFF {
|
||
|
|
miner.Server.Logg.Error("[server]", zap.Int("Not support adjust ", adjust))
|
||
|
|
return
|
||
|
|
}
|
||
|
|
if adjust == UP_DIFF {
|
||
|
|
miner.DifficultyNext = miner.Difficulty
|
||
|
|
if miner.VarDiffOpt.Level == Mid {
|
||
|
|
miner.DifficultyNext *= math.Pow(2, 1)
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
} else if miner.VarDiffOpt.Level == Hign {
|
||
|
|
miner.DifficultyNext *= math.Pow(2, 2)
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
}
|
||
|
|
} else if adjust == DOWN_DIFF {
|
||
|
|
miner.DifficultyNext = miner.Difficulty
|
||
|
|
if miner.VarDiffOpt.Level == Mid {
|
||
|
|
miner.DifficultyNext /= math.Pow(2, 1)
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
} else if miner.VarDiffOpt.Level == Hign {
|
||
|
|
miner.DifficultyNext /= math.Pow(2, 2)
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
}
|
||
|
|
} else if adjust == UPDATE_DIFF {
|
||
|
|
if miner.VarDiffOpt.SubmitShares > 0 {
|
||
|
|
// re-target if outside bounds
|
||
|
|
if miner.VarDiffOpt.SubmitShares < miner.VarDiffOpt.MinShares || miner.VarDiffOpt.SubmitShares > miner.VarDiffOpt.MaxShares {
|
||
|
|
var change float64 = miner.VarDiffOpt.SubmitShares / miner.VarDiffOpt.TargetShares
|
||
|
|
miner.DifficultyNext = miner.Difficulty
|
||
|
|
miner.DifficultyNext *= change
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
}
|
||
|
|
miner.VarDiffOpt.SilenceCount = 0
|
||
|
|
} else {
|
||
|
|
// radical measures if there were no shares submitted
|
||
|
|
miner.VarDiffOpt.SilenceCount++
|
||
|
|
miner.DifficultyNext = miner.Difficulty / math.Pow(2, miner.VarDiffOpt.SilenceCount)
|
||
|
|
miner.DifficultyNext = math.Round(miner.DifficultyNext*1000) / 1000
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if miner.DifficultyNext < miner.VarDiffOpt.MinDiff {
|
||
|
|
miner.DifficultyNext = miner.VarDiffOpt.MinDiff
|
||
|
|
} else if miner.DifficultyNext > miner.VarDiffOpt.MaxDiff {
|
||
|
|
miner.DifficultyNext = miner.VarDiffOpt.MaxDiff
|
||
|
|
}
|
||
|
|
miner.VarDiffOpt.TargetShares = miner.VarDiffOpt.AdjustTime / miner.VarDiffOpt.AdjustInterval * miner.DifficultyNext
|
||
|
|
miner.VarDiffOpt.MinShares = miner.VarDiffOpt.AdjustTime / miner.VarDiffOpt.AdjustInterval * miner.DifficultyNext * (1 - miner.VarDiffOpt.VariancePercent)
|
||
|
|
miner.VarDiffOpt.MaxShares = miner.VarDiffOpt.AdjustTime / miner.VarDiffOpt.AdjustInterval * miner.DifficultyNext * (1 + miner.VarDiffOpt.VariancePercent)
|
||
|
|
miner.VarDiffOpt.SubmitShares = 0
|
||
|
|
miner.VarDiffOpt.Uptimes = 0
|
||
|
|
miner.VarDiffOpt.Downtimes = 0
|
||
|
|
miner.Server.Logg.Info("[server]", zap.Float64("DifficultyNext", miner.DifficultyNext))
|
||
|
|
miner.Server.Logg.Info("[server]", zap.Float64("TargetShares", miner.VarDiffOpt.TargetShares), zap.Float64("MinShares", miner.VarDiffOpt.MinShares), zap.Float64("MaxShares", miner.VarDiffOpt.MaxShares))
|
||
|
|
|
||
|
|
now := time.Now()
|
||
|
|
share_interval := now.Sub(miner.LastSubmitime).Seconds()
|
||
|
|
New_diff_into_db(miner.User, miner.Miner, fmt.Sprint(miner.MinerIndex), miner.Difficulty, miner.DifficultyNext, miner.VarDiffOpt.SubmitShares, share_interval, miner.VarDiffOpt.MinShares, miner.VarDiffOpt.MaxShares)
|
||
|
|
}
|
||
|
|
|
||
|
|
var gdiff_db *sql.DB
|
||
|
|
|
||
|
|
func Init_diff_db() {
|
||
|
|
db, err := sql.Open("sqlite3", "./diffs.db")
|
||
|
|
if err != nil {
|
||
|
|
log.Printf("Error opening database: %v", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
//defer db.Close()
|
||
|
|
|
||
|
|
gdiff_db = db
|
||
|
|
|
||
|
|
createTableSQL := `
|
||
|
|
CREATE TABLE IF NOT EXISTS diffs (
|
||
|
|
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
||
|
|
ts TEXT NOT NULL,
|
||
|
|
user TEXT NOT NULL,
|
||
|
|
miner TEXT NOT NULL,
|
||
|
|
minerid TEXT NOT NULL,
|
||
|
|
diff REAL NOT NULL,
|
||
|
|
next REAL NOT NULL,
|
||
|
|
kp REAL NOT NULL,
|
||
|
|
interval REAL NOT NULL,
|
||
|
|
mhs REAL NOT NULL,
|
||
|
|
mhs_est REAL NOT NULL
|
||
|
|
);`
|
||
|
|
_, err = gdiff_db.Exec(createTableSQL)
|
||
|
|
if err != nil {
|
||
|
|
log.Printf("Error creating table: %v", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func New_diff_into_db(user string, miner string, minerid string, diff float64, diff_next float64, kp float64, interval float64, mhs float64, mhs_est float64) {
|
||
|
|
if gdiff_db != nil {
|
||
|
|
insertSQL := `INSERT INTO diffs (ts, user, miner, minerid, diff, next, kp, interval, mhs, mhs_est) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`
|
||
|
|
_, err := gdiff_db.Exec(insertSQL, time.Now().Format("2006-01-02 15:04:05"), user, miner, minerid, diff, diff_next, kp, interval, mhs, mhs_est)
|
||
|
|
if err != nil {
|
||
|
|
log.Printf("Error inserting data from diffs %s: %v", user+"."+miner+"_"+minerid, err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func DiffStop() {
|
||
|
|
if gdiff_db != nil {
|
||
|
|
defer gdiff_db.Close()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func Build_coinbase(coinbase1 string, extranonce1 string, extranonce2, coinbase2 string, doublehash bool) ([]byte, error) {
|
||
|
|
var coinbase_string string = coinbase1 + extranonce1 + extranonce2 + coinbase2
|
||
|
|
coinbase_bytes, err := hex.DecodeString(coinbase_string)
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_coinbase", err)
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
//fmt.Println("coinbase", coinbase_string, hex.EncodeToString(coinbase_bytes))
|
||
|
|
var coinbase []byte
|
||
|
|
if doublehash {
|
||
|
|
coinbase = chainhash.DoubleHashB(coinbase_bytes)
|
||
|
|
} else {
|
||
|
|
coinbase = chainhash.HashB(coinbase_bytes)
|
||
|
|
}
|
||
|
|
//fmt.Println("coinbase_hash", hex.EncodeToString(coinbase))
|
||
|
|
//fmt.Println("coinbase_hash", coinbase)
|
||
|
|
return coinbase, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// build merkel root hash value
|
||
|
|
func Build_merkle_root(coinbase []byte, transaction_list *[]string) ([]byte, error) {
|
||
|
|
var merkle_root []byte
|
||
|
|
merkle_root = coinbase
|
||
|
|
count := len(*transaction_list)
|
||
|
|
var i int
|
||
|
|
for i = 0; i < count; i++ {
|
||
|
|
//fmt.Println("merkle_hash start", i, hex.EncodeToString(merkle_root))
|
||
|
|
t_bytes, err := hex.DecodeString((*transaction_list)[i])
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_merkle_root", err)
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
for j := 0; j < len(t_bytes); j++ {
|
||
|
|
merkle_root = append(merkle_root, t_bytes[j])
|
||
|
|
}
|
||
|
|
//fmt.Println("merkle_hash append", i, hex.EncodeToString(merkle_root))
|
||
|
|
merkle := chainhash.DoubleHashB(merkle_root)
|
||
|
|
//fmt.Println("merkle_hash", i, hex.EncodeToString(merkle))
|
||
|
|
merkle_root = merkle
|
||
|
|
}
|
||
|
|
return merkle_root, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func BuildBlockHash(job *msg.StratumJob, doublehash bool, pow func(h wire.BlockHeader) chainhash.Hash) ([]byte, wire.BlockHeader) {
|
||
|
|
var bh wire.BlockHeader
|
||
|
|
//log.Printf("[dash]c1 %s,e1 %s,e2 %s,c2 %s\n", job.Coinbase1, job.Extranonce1, job.Extranonce2, job.Coinbase2)
|
||
|
|
coinbase, err := Build_coinbase(job.Coinbase1, job.Extranonce1, job.Extranonce2, job.Coinbase2, doublehash)
|
||
|
|
if err != nil {
|
||
|
|
return nil, bh
|
||
|
|
}
|
||
|
|
//log.Println("[dash]trans", job.Transactions)
|
||
|
|
merkle_root, err := Build_merkle_root(coinbase, job.Transactions)
|
||
|
|
if err != nil {
|
||
|
|
return nil, bh
|
||
|
|
}
|
||
|
|
vb := make([]byte, 4)
|
||
|
|
binary.LittleEndian.PutUint32(vb, uint32(job.Version))
|
||
|
|
tb := make([]byte, 4)
|
||
|
|
binary.LittleEndian.PutUint32(tb, uint32(job.Timestamp.Unix()))
|
||
|
|
bh, err = Build_block_hash(hex.EncodeToString(vb), job.PrevblockBig, merkle_root, hex.EncodeToString(tb), job.BitsS, job.Nonce)
|
||
|
|
if err != nil {
|
||
|
|
return nil, bh
|
||
|
|
}
|
||
|
|
powhash := pow(bh)
|
||
|
|
//log.Printf("POW hash:%s", powhash.String())
|
||
|
|
return powhash.CloneBytes(), bh
|
||
|
|
}
|
||
|
|
|
||
|
|
func Build_block_hash(block_version string, prev_hash string, merkle_root []byte, ntime string, nbits string, nonce string) (wire.BlockHeader, error) {
|
||
|
|
var header wire.BlockHeader
|
||
|
|
b, err := strconv.ParseUint(nbits, 16, 32)
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_block_hash", err)
|
||
|
|
return header, err
|
||
|
|
}
|
||
|
|
header.Bits = uint32(b)
|
||
|
|
//log.Printf("Bits:%x", header.Bits)
|
||
|
|
p_bytes, err := hex.DecodeString(prev_hash)
|
||
|
|
if err != nil {
|
||
|
|
log.Println("[dash]failed to Build_block_hash", err)
|
||
|
|
return header, err
|
||
|
|
}
|
||
|
|
p, err := chainhash.NewHash(utility.Convert_big_endian(p_bytes))
|
||
|
|
header.PrevBlock = *p
|
||
|
|
//log.Printf("Prev Block:%s", hex.EncodeToString(header.PrevBlock.CloneBytes()))
|
||
|
|
m, err := chainhash.NewHash(merkle_root)
|
||
|
|
header.MerkleRoot = *m
|
||
|
|
//log.Printf("MerkleRoot:%s", hex.EncodeToString(header.MerkleRoot.CloneBytes()))
|
||
|
|
n, err := strconv.ParseUint(nonce, 16, 32)
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_block_hash", err)
|
||
|
|
return header, err
|
||
|
|
}
|
||
|
|
header.Nonce = uint32(n)
|
||
|
|
//log.Printf("Nonce:%x", header.Nonce)
|
||
|
|
v, err := hex.DecodeString(block_version)
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_block_hash", err)
|
||
|
|
return header, err
|
||
|
|
}
|
||
|
|
vBuffer := bytes.NewBuffer(v)
|
||
|
|
binary.Read(vBuffer, binary.BigEndian, &(header.Version))
|
||
|
|
//log.Printf("Version:%x", header.Version)
|
||
|
|
t, err := strconv.ParseInt(ntime, 16, 64)
|
||
|
|
if err != nil {
|
||
|
|
//log.Println("[dash]failed to Build_block_hash", err)
|
||
|
|
return header, err
|
||
|
|
}
|
||
|
|
header.Timestamp = time.Unix(t, 0)
|
||
|
|
//log.Printf("nTime %v", header.Timestamp)
|
||
|
|
|
||
|
|
return header, nil
|
||
|
|
}
|