/
main.go
283 lines (251 loc) · 7.33 KB
/
main.go
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package main
import (
"context"
"database/sql"
"flag"
"../internal/pkg/poolapi"
"../internal/pkg/storage"
"github.com/mattn/go-sqlite3"
"github.com/BurntSushi/toml"
"github.com/mailjet/mailjet-apiv3-go"
"log"
"os"
"os/signal"
"syscall"
"time"
)
const FlexApiEndpoint = "https://api.flexpool.io/v2"
const DBVersion = 1
const (
JobFetchWorkers = iota
JobFetchChart = iota
JobFetchBalance = iota
)
type Job struct {
Id int
Poolname string
Address string
Workername string
Type int
}
type Result struct {
Id int
Type int
err error
}
type tomlConfig struct {
Flexpool flexpoolInfo
Mailjet mailjetInfo
Worker []workerInfo
}
type flexpoolInfo struct {
Address string
}
type mailjetInfo struct {
Key string
Secret string
Email string
}
type workerInfo struct {
Name string
Notify string
}
var conf tomlConfig
func main() {
if _, err := toml.DecodeFile("config/config.toml", &conf); err != nil {
log.Fatal(err)
}
log.Printf("configured address %s\n", conf.Flexpool.Address)
address := conf.Flexpool.Address
dbname := flag.String("dbname", "faireshare.db", "database name")
flag.Parse()
jobch := make(chan Job)
resultch := make(chan Result)
poolname := "flexpool"
db, err := sql.Open("sqlite3", *dbname)
log.Println("open database:", *dbname)
if err != nil {
log.Fatal(err)
}
store := storage.NewStorage(db)
if store.DatabaseVersion() < DBVersion {
err = store.NewDatabase()
}
if err != nil {
log.Fatal(err)
}
ver := store.DatabaseVersion()
log.Println("database version :", ver)
err = store.RegAddress(address, poolname)
if err != nil {
sqliteErr := err.(sqlite3.Error)
if sqliteErr.ExtendedCode == sqlite3.ErrConstraintPrimaryKey {
log.Printf("address exist %s\n", address)
}
} else {
log.Printf("reg address:%s result:", address)
log.Println(err)
}
maxjob := 1
for j := 0; j < maxjob; j++ {
go runworker(jobch, resultch, store, j)
go readresult(resultch, j)
}
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(time.Second*10))
defer cancel()
go FetchDataTicker(ctx, store, jobch, []string{poolname})
go FetchBalanceTicker(ctx, store, jobch, []string{poolname})
defer db.Close()
exitSignal := make(chan os.Signal)
signal.Notify(exitSignal, syscall.SIGINT, syscall.SIGTERM)
<-exitSignal
}
func notify(worker string) {
for _, w := range conf.Worker {
if w.Name == worker {
log.Printf("%s is offline, sending notification: %s\n", w.Name, w.Notify)
if (conf.Mailjet.Key != "" && conf.Mailjet.Secret != "" && conf.Mailjet.Email != "") {
mailjetClient := mailjet.NewMailjetClient(conf.Mailjet.Key, conf.Mailjet.Secret)
messagesInfo := []mailjet.InfoMessagesV31{
{
From: &mailjet.RecipientV31{
Email: conf.Mailjet.Email,
Name: "Fairshares",
},
To: &mailjet.RecipientsV31{
mailjet.RecipientV31{
Email: w.Notify,
Name: worker,
},
},
Subject: w.Name + " Is Offline",
TextPart: "Worker `" + w.Name + "` Is Offline.\n\nPlease check your pool: https://www.flexpool.io/miner/eth/" + conf.Flexpool.Address + ".",
},
}
messages := mailjet.MessagesV31{Info: messagesInfo}
res, err := mailjetClient.SendMailV31(&messages)
if err != nil {
log.Fatal(err)
} else {
log.Printf("Mailjet: %+v\n", res)
}
}
}
}
}
func fetchWorker(ctx context.Context, jobch chan Job, store *storage.Storage, poolname string, address string) {
log.Println("run fetchWorker: ", poolname, address)
flexapi := poolapi.NewFlexAPI(FlexApiEndpoint, "")
err, workers := flexapi.GetWorkers(ctx, address)
if err != nil {
log.Println("flexapi.GetWorkers error", err)
} else {
for _, worker := range workers {
log.Printf("add fetch chart job poolname %s address %s workers %s\n", poolname, address, worker.Name)
jobch <- Job{Type: JobFetchChart, Address: address, Poolname: poolname, Workername: worker.Name}
if worker.Online == false {
notify(worker.Name)
}
}
//log.Printf("save address %s workers\n", address)
//savecount := store.SaveWorkerShares(poolname, address, workers)
//log.Println("save count:", savecount)
}
}
func fetchWorkerChart(ctx context.Context, store *storage.Storage, poolname string, address string, workername string) {
log.Println("run fetchWorkerChart: ", poolname, address, workername)
flexapi := poolapi.NewFlexAPI(FlexApiEndpoint, "")
err, result := flexapi.GetWorkersChart(ctx, address, workername)
if err != nil {
log.Println("flexapi.GetWorkersChart error", err)
} else {
store.SaveWorkerChart(poolname, address, workername, result)
//log.Printf("save address %s workers\n", address)
//savecount := store.SaveWorkerShares(poolname, address, workers)
//log.Println("save count:", savecount)
}
}
func fetchBalance(ctx context.Context, store *storage.Storage, poolname string, address string) {
log.Println("run fetchBalance: ", poolname, address)
flexapi := poolapi.NewFlexAPI(FlexApiEndpoint, "")
err, balance := flexapi.GetBalance(ctx, address)
if err != nil {
log.Println("flexapi.GetBalance error", err)
} else {
err = store.SaveBalance(poolname, address, balance)
if err != nil {
log.Printf("save balance error: %s %s %d\n", err, address, balance)
} else {
log.Printf("balance saved")
}
}
}
func runworker(jobch chan Job, resultch chan Result, store *storage.Storage, jobid int) {
for {
select {
case j := <-jobch:
log.Printf("job %d data %s input: %d \n", j.Type, j.Address, jobid)
if j.Type == JobFetchWorkers {
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(time.Second*10))
defer cancel()
go fetchWorker(ctx, jobch, store, j.Poolname, j.Address)
//resultch <- Result{Type: j.Type}
} else if j.Type == JobFetchChart {
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(time.Second*10))
defer cancel()
go fetchWorkerChart(ctx, store, j.Poolname, j.Address, j.Workername)
} else if j.Type == JobFetchBalance {
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(time.Second*10))
defer cancel()
go fetchBalance(ctx, store, j.Poolname, j.Address)
}
time.Sleep(2 * time.Second)
}
}
}
func readresult(resultch chan Result, jobid int) {
for {
select {
case r := <-resultch:
log.Printf("result %d output: %d \n", r.Type, jobid)
}
}
}
func FetchDataTicker(ctx context.Context, store *storage.Storage, jobch chan Job, poolnames []string) {
log.Println("run fetchDataTicker")
dataTicker := time.NewTicker(time.Second * 60 * 30)
for {
select {
case <-dataTicker.C:
for _, poolname := range poolnames {
err, addresses := store.GetAddresses(poolname)
if err != nil {
log.Println(err)
} else {
for _, address := range addresses {
jobch <- Job{Type: JobFetchWorkers, Address: address, Poolname: poolname}
}
}
}
}
}
}
func FetchBalanceTicker(ctx context.Context, store *storage.Storage, jobch chan Job, poolnames []string) {
log.Println("run fetchBalanceTicker")
dataTicker := time.NewTicker(time.Second * 60 * 10)
for {
select {
case <-dataTicker.C:
for _, poolname := range poolnames {
err, addresses := store.GetAddresses(poolname)
if err != nil {
log.Println(err)
} else {
for _, address := range addresses {
jobch <- Job{Type: JobFetchBalance, Address: address, Poolname: poolname}
}
}
}
}
}
}