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main.go
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main.go
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// (c) 2019 Max Wolter - ALL RIGHTS RESERVED
package main
import (
"context"
"io/ioutil"
"os"
"os/signal"
"github.com/dgraph-io/badger"
"github.com/rs/zerolog"
"github.com/spf13/pflag"
"gopkg.in/yaml.v2"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/ethclient"
"github.com/awishformore/cancoillotte/adaptor/alchemy"
"github.com/awishformore/cancoillotte/adaptor/database"
"github.com/awishformore/cancoillotte/adaptor/gatekeeper"
"github.com/awishformore/cancoillotte/adaptor/resolver"
"github.com/awishformore/cancoillotte/adaptor/tournament"
"github.com/awishformore/cancoillotte/adaptor/website"
"github.com/awishformore/cancoillotte/adaptor/wizardguild"
"github.com/awishformore/cancoillotte/core"
"github.com/awishformore/cancoillotte/state/duels"
"github.com/awishformore/cancoillotte/state/players"
"github.com/awishformore/cancoillotte/state/secrets"
"github.com/awishformore/cancoillotte/state/wizards"
"github.com/awishformore/cancoillotte/state/world"
"github.com/awishformore/cancoillotte/strategy"
)
// TODO: implement alternative moveset selection strategy (exploitative);
// polarize range between strongest wins and movesets that win against
// what the other player would select against those movesets
// TODO: implement ascension strategy
// TODO: add support for multiple key stores
// TODO: re-sync duels and wizards after resolution window
// TODO: gift power when maximum challenge slot wizards reached
// TODO: weight outgoing challenges by responsiveness of player
func main() {
sig := make(chan os.Signal, 1)
signal.Notify(sig, os.Interrupt)
log := zerolog.New(os.Stderr).With().Timestamp().Logger().Level(zerolog.DebugLevel)
var config string
var simulate bool
pflag.StringVarP(&config, "cfg", "c", "cancoillotte.yml", "path to config file")
pflag.BoolVarP(&simulate, "sim", "s", false, "whether to only simulate challenges")
pflag.Parse()
log.Info().Msg("cancoillotte starting")
data, err := ioutil.ReadFile(config)
if err != nil {
log.Fatal().Err(err).Msg("could not read config file")
}
var cfg Config
err = yaml.Unmarshal(data, &cfg)
if err != nil {
log.Fatal().Err(err).Msg("could not parse config file")
}
data, err = ioutil.ReadFile(cfg.Ethereum.Keystore)
if err != nil {
log.Fatal().Err(err).Msg("could not read keystore file")
}
key, err := keystore.DecryptKey(data, cfg.Ethereum.Password)
if err != nil {
log.Fatal().Err(err).Msg("could not decode private key")
}
auth := bind.NewKeyedTransactor(key.PrivateKey)
opts := badger.DefaultOptions(cfg.Badger.Datadir)
opts.Logger = nil
db, err := badger.Open(opts)
if err != nil {
log.Fatal().Err(err).Msg("could not open badger database")
}
cli, err := ethclient.Dial(cfg.Ethereum.Endpoint)
if err != nil {
log.Fatal().Err(err).Msg("could not connect ethereum client")
}
web, err := website.NewClient(cfg.Website.URL, cfg.Website.API, cfg.Website.Token)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize websites client")
}
alch, err := alchemy.NewClient(cfg.Alchemy.URL, cfg.Alchemy.Token, cfg.Alchemy.Email)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize alchemy client")
}
reso, err := resolver.NewBinding(cfg.Contracts.Resolver, cli)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize resolver binding")
}
guild, err := wizardguild.NewBinding(cfg.Contracts.Wizardguild, cli)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize wizardguild binding")
}
gate, err := gatekeeper.NewBinding(cfg.Contracts.Gatekeeper, cli, auth)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize gatekeeper binding")
}
tour, err := tournament.NewBinding(cfg.Contracts.Tournament, cli, auth)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize tournament binding")
}
kv := database.NewKV(db)
play, err := players.NewRepo(log, kv, web)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize players repository")
}
wiz, err := wizards.NewRepo(log, tour, guild, play)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize wizard repository")
}
duel, err := duels.NewRepo(log, alch, kv, wiz)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize duel repository")
}
sec, err := secrets.NewRepo(log, kv)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize commit repository")
}
info, err := world.NewInfo(cli, tour, duel, play, auth.From)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize world info")
}
ctx, cancel := context.WithCancel(context.Background())
strat, err := strategy.NewStandard(log, ctx, guild, gate, tour, reso, wiz, duel, sec, play, info, web, key, cfg.Strategy, simulate)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize standard strategy")
}
sub, err := core.NewSubscriber(log, cli, guild.Contract(), tour.Contract(), strat)
if err != nil {
log.Fatal().Err(err).Msg("could not initialize core subscriber")
}
log.Info().Msg("cancoillotte started")
<-sig
log.Info().Msg("cancoillotte stopping")
go func() {
<-sig
os.Exit(1)
}()
cancel()
err = db.Close()
if err != nil {
log.Warn().Err(err).Msg("could not close badger database")
}
log.Info().Msg("database persisted")
sub.Stop()
log.Info().Msg("cancoillotte stopped")
os.Exit(0)
}