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move persistence service into the service package

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This commit is contained in:
c9s 2021-02-21 00:45:56 +08:00
parent b7a3f2ee03
commit 12ed5a1efe
11 changed files with 375 additions and 331 deletions
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11
pkg/bbgo/environment.go
View File

@ -46,8 +46,7 @@ type Environment struct {
// note that, for back tests, we don't need notification.
Notifiability
PersistenceServiceFacade *PersistenceServiceFacade
PersistenceServiceFacade *service.PersistenceServiceFacade
DatabaseService *service.DatabaseService
OrderService *service.OrderService
TradeService *service.TradeService
@ -236,8 +235,8 @@ func (environ *Environment) Init(ctx context.Context) (err error) {
}
func (environ *Environment) ConfigurePersistence(conf *PersistenceConfig) error {
var facade = &PersistenceServiceFacade{
Memory: NewMemoryService(),
var facade = &service.PersistenceServiceFacade{
Memory: service.NewMemoryService(),
}
if conf.Redis != nil {
@ -245,7 +244,7 @@ func (environ *Environment) ConfigurePersistence(conf *PersistenceConfig) error
return err
}
facade.Redis = NewRedisPersistenceService(conf.Redis)
facade.Redis = service.NewRedisPersistenceService(conf.Redis)
}
if conf.Json != nil {
@ -256,7 +255,7 @@ func (environ *Environment) ConfigurePersistence(conf *PersistenceConfig) error
}
}
facade.Json = &JsonPersistenceService{Directory: conf.Json.Directory}
facade.Json = &service.JsonPersistenceService{Directory: conf.Json.Directory}
}
environ.PersistenceServiceFacade = facade

21
pkg/bbgo/persistence.go
View File

@ -1,6 +1,10 @@
package bbgo
import "fmt"
import (
"fmt"
"github.com/c9s/bbgo/pkg/service"
)
type PersistenceSelector struct {
// StoreID is the store you want to use.
@ -14,7 +18,7 @@ type PersistenceSelector struct {
type Persistence struct {
PersistenceSelector *PersistenceSelector `json:"persistence,omitempty" yaml:"persistence,omitempty"`
Facade *PersistenceServiceFacade `json:"-" yaml:"-"`
Facade *service.PersistenceServiceFacade `json:"-" yaml:"-"`
}
func (p *Persistence) backendService(t string) (service PersistenceService, err error) {
@ -63,8 +67,13 @@ func (p *Persistence) Save(val interface{}, subIDs ...string) error {
return store.Save(val)
}
type PersistenceServiceFacade struct {
Redis *RedisPersistenceService
Json *JsonPersistenceService
Memory *MemoryService
type PersistenceService interface {
NewStore(id string, subIDs ...string) Store
}
type Store interface {
Load(val interface{}) error
Save(val interface{}) error
Reset() error
}

209
pkg/bbgo/redis_persistence.go
View File

@ -1,209 +0,0 @@
package bbgo
import (
"context"
"encoding/json"
"io/ioutil"
"net"
"os"
"path/filepath"
"reflect"
"strings"
"github.com/go-redis/redis/v8"
"github.com/pkg/errors"
)
var ErrPersistenceNotExists = errors.New("persistent data does not exists")
type PersistenceService interface {
NewStore(id string, subIDs ...string) Store
}
type Store interface {
Load(val interface{}) error
Save(val interface{}) error
Reset() error
}
type MemoryService struct {
Slots map[string]interface{}
}
func NewMemoryService() *MemoryService {
return &MemoryService{
Slots: make(map[string]interface{}),
}
}
func (s *MemoryService) NewStore(id string, subIDs ...string) Store {
key := strings.Join(append([]string{id}, subIDs...), ":")
return &MemoryStore{
Key: key,
memory: s,
}
}
type MemoryStore struct {
Key string
memory *MemoryService
}
func (store *MemoryStore) Save(val interface{}) error {
store.memory.Slots[store.Key] = val
return nil
}
func (store *MemoryStore) Load(val interface{}) error {
v := reflect.ValueOf(val)
if data, ok := store.memory.Slots[store.Key]; ok {
v.Elem().Set(reflect.ValueOf(data).Elem())
} else {
return ErrPersistenceNotExists
}
return nil
}
func (store *MemoryStore) Reset() error {
delete(store.memory.Slots, store.Key)
return nil
}
type JsonPersistenceService struct {
Directory string
}
func (s *JsonPersistenceService) NewStore(id string, subIDs ...string) Store {
return &JsonStore{
ID: id,
Directory: filepath.Join(append([]string{s.Directory}, subIDs...)...),
}
}
type JsonStore struct {
ID string
Directory string
}
func (store JsonStore) Reset() error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
return nil
}
p := filepath.Join(store.Directory, store.ID) + ".json"
if _, err := os.Stat(p); os.IsNotExist(err) {
return nil
}
return os.Remove(p)
}
func (store JsonStore) Load(val interface{}) error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
if err2 := os.Mkdir(store.Directory, 0777); err2 != nil {
return err2
}
}
p := filepath.Join(store.Directory, store.ID) + ".json"
if _, err := os.Stat(p); os.IsNotExist(err) {
return ErrPersistenceNotExists
}
data, err := ioutil.ReadFile(p)
if err != nil {
return err
}
if len(data) == 0 {
return ErrPersistenceNotExists
}
return json.Unmarshal(data, val)
}
func (store JsonStore) Save(val interface{}) error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
if err2 := os.Mkdir(store.Directory, 0777); err2 != nil {
return err2
}
}
data, err := json.Marshal(val)
if err != nil {
return err
}
p := filepath.Join(store.Directory, store.ID) + ".json"
return ioutil.WriteFile(p, data, 0666)
}
type RedisPersistenceService struct {
redis *redis.Client
}
func NewRedisPersistenceService(config *RedisPersistenceConfig) *RedisPersistenceService {
client := redis.NewClient(&redis.Options{
Addr: net.JoinHostPort(config.Host, config.Port),
// Username: "", // username is only for redis 6.0
Password: config.Password, // no password set
DB: config.DB, // use default DB
})
return &RedisPersistenceService{
redis: client,
}
}
func (s *RedisPersistenceService) NewStore(id string, subIDs ...string) Store {
if len(subIDs) > 0 {
id += ":" + strings.Join(subIDs, ":")
}
return &RedisStore{
redis: s.redis,
ID: id,
}
}
type RedisStore struct {
redis *redis.Client
ID string
}
func (store *RedisStore) Load(val interface{}) error {
cmd := store.redis.Get(context.Background(), store.ID)
data, err := cmd.Result()
if err != nil {
if err == redis.Nil {
return ErrPersistenceNotExists
}
return err
}
if len(data) == 0 {
return ErrPersistenceNotExists
}
return json.Unmarshal([]byte(data), val)
}
func (store *RedisStore) Save(val interface{}) error {
data, err := json.Marshal(val)
if err != nil {
return err
}
cmd := store.redis.Set(context.Background(), store.ID, data, 0)
_, err = cmd.Result()
return err
}
func (store *RedisStore) Reset() error {
_, err := store.redis.Del(context.Background(), store.ID).Result()
return err
}

176
pkg/cmd/run.go
View File

@ -88,8 +88,8 @@ func runSetup(baseCtx context.Context, userConfig *bbgo.Config, enableApiServer
return nil
}
func newNotificationSystem(userConfig *bbgo.Config) bbgo.Notifiability {
notification := bbgo.Notifiability{
func newNotificationSystem(userConfig *bbgo.Config, persistence bbgo.PersistenceService) (*bbgo.Notifiability, error) {
notification := &bbgo.Notifiability{
SymbolChannelRouter: bbgo.NewPatternChannelRouter(nil),
SessionChannelRouter: bbgo.NewPatternChannelRouter(nil),
ObjectChannelRouter: bbgo.NewObjectChannelRouter(),
@ -109,7 +109,59 @@ func newNotificationSystem(userConfig *bbgo.Config) bbgo.Notifiability {
}
}
return notification
telegramBotToken := viper.GetString("telegram-bot-token")
if len(telegramBotToken) > 0 {
tt := strings.Split(telegramBotToken, ":")
telegramID := tt[0]
bot, err := tb.NewBot(tb.Settings{
// You can also set custom API URL.
// If field is empty it equals to "https://api.telegram.org".
// URL: "http://195.129.111.17:8012",
Token: telegramBotToken,
Poller: &tb.LongPoller{Timeout: 10 * time.Second},
})
if err != nil {
return nil, err
}
// allocate a store, so that we can save the chatID for the owner
var sessionStore = persistence.NewStore("bbgo", "telegram", telegramID)
var interaction = telegramnotifier.NewInteraction(bot, sessionStore)
authToken := viper.GetString("telegram-bot-auth-token")
if len(authToken) > 0 {
interaction.SetAuthToken(authToken)
log.Info("telegram bot auth token is set, using fixed token for authorization...")
printTelegramAuthTokenGuide(authToken)
}
var session telegramnotifier.Session
if err := sessionStore.Load(&session); err != nil || session.Owner == nil {
log.Warnf("session not found, generating new one-time password key for new session...")
qrcodeImagePath := fmt.Sprintf("otp-%s.png", telegramID)
key, err := setupNewOTPKey(qrcodeImagePath)
if err != nil {
return nil, errors.Wrapf(err, "failed to setup totp (time-based one time password) key")
}
session = telegramnotifier.NewSession(key)
if err := sessionStore.Save(&session); err != nil {
return nil, errors.Wrap(err, "failed to save session")
}
}
go interaction.Start(session)
var notifier = telegramnotifier.New(interaction)
notification.AddNotifier(notifier)
}
return notification, nil
}
func BootstrapEnvironment(ctx context.Context, environ *bbgo.Environment, userConfig *bbgo.Config) error {
@ -128,76 +180,19 @@ func BootstrapEnvironment(ctx context.Context, environ *bbgo.Environment, userCo
}
// configure persistence service, by default we will use memory service
var persistence bbgo.PersistenceService = bbgo.NewMemoryService()
var persistence bbgo.PersistenceService = service.NewMemoryService()
if environ.PersistenceServiceFacade != nil {
if environ.PersistenceServiceFacade.Redis != nil {
persistence = environ.PersistenceServiceFacade.Redis
}
}
notification := newNotificationSystem(userConfig)
// for telegram
telegramBotToken := viper.GetString("telegram-bot-token")
telegramBotAuthToken := viper.GetString("telegram-bot-auth-token")
if len(telegramBotToken) > 0 {
log.Infof("initializing telegram bot...")
tt := strings.Split(telegramBotToken, ":")
telegramID := tt[0]
bot, err := tb.NewBot(tb.Settings{
// You can also set custom API URL.
// If field is empty it equals to "https://api.telegram.org".
// URL: "http://195.129.111.17:8012",
Token: telegramBotToken,
Poller: &tb.LongPoller{Timeout: 10 * time.Second},
})
if err != nil {
return err
}
// allocate a store, so that we can save the chatID for the owner
var sessionStore = persistence.NewStore("bbgo", "telegram", telegramID)
var interaction = telegramnotifier.NewInteraction(bot, sessionStore)
if len(telegramBotAuthToken) > 0 {
log.Infof("telegram bot auth token is set, using fixed token for authorization...")
interaction.SetAuthToken(telegramBotAuthToken)
log.Infof("send the following command to the bbgo bot you created to enable the notification")
log.Infof("")
log.Infof("")
log.Infof(" /auth %s", telegramBotAuthToken)
log.Infof("")
log.Infof("")
}
var session telegramnotifier.Session
if err := sessionStore.Load(&session); err != nil || session.Owner == nil {
log.Warnf("session not found, generating new one-time password key for new session...")
qrcodeImagePath := fmt.Sprintf("otp-%s.png", telegramID)
key, err := setupNewOTPKey(qrcodeImagePath)
if err != nil {
return errors.Wrapf(err, "failed to setup totp (time-based one time password) key")
}
session = telegramnotifier.NewSession(key)
if err := sessionStore.Save(&session); err != nil {
return errors.Wrap(err, "failed to save session")
}
}
go interaction.Start(session)
var notifier = telegramnotifier.New(interaction)
notification.AddNotifier(notifier)
notification, err := newNotificationSystem(userConfig, persistence)
if err != nil {
return err
}
environ.Notifiability = notification
environ.Notifiability = *notification
if userConfig.Notifications != nil {
if err := environ.ConfigureNotification(userConfig.Notifications); err != nil {
@ -387,29 +382,39 @@ func writeOTPKeyAsQRCodePNG(key *otp.Key, imagePath string) error {
return nil
}
func displayOTPKey(key *otp.Key) {
log.Infof("")
log.Infof("====================PLEASE STORE YOUR OTP KEY=======================")
log.Infof("")
log.Infof("Issuer: %s", key.Issuer())
log.Infof("AccountName: %s", key.AccountName())
log.Infof("Secret: %s", key.Secret())
log.Infof("Key URL: %s", key.URL())
log.Infof("")
log.Infof("====================================================================")
log.Infof("")
}
// setupNewOTPKey generates a new otp key and save the secret as a qrcode image
func setupNewOTPKey(qrcodeImagePath string) (*otp.Key, error) {
key, err := service.NewDefaultTotpKey()
if err != nil {
return nil, errors.Wrapf(err, "failed to setup totp (time-based one time password) key")
}
displayOTPKey(key)
printOtpKey(key)
err = writeOTPKeyAsQRCodePNG(key, qrcodeImagePath)
if err := writeOTPKeyAsQRCodePNG(key, qrcodeImagePath) ; err != nil {
return nil, err
}
printTelegramOtpAuthGuide(qrcodeImagePath)
return key, nil
}
func printOtpKey(key *otp.Key) {
fmt.Println("")
fmt.Println("====================PLEASE STORE YOUR OTP KEY=======================")
fmt.Println("")
fmt.Printf("Issuer: %s\n", key.Issuer())
fmt.Printf("AccountName: %s\n", key.AccountName())
fmt.Printf("Secret: %s\n", key.Secret())
fmt.Printf("Key URL: %s\n", key.URL())
fmt.Println("")
fmt.Println("====================================================================")
fmt.Println("")
}
func printTelegramOtpAuthGuide(qrcodeImagePath string) {
log.Infof("To scan your OTP QR code, please run the following command:")
log.Infof("")
log.Infof("")
@ -422,6 +427,13 @@ func setupNewOTPKey(qrcodeImagePath string) (*otp.Key, error) {
log.Infof(" /auth {code}")
log.Infof("")
log.Infof("")
return key, nil
}
func printTelegramAuthTokenGuide(token string) {
fmt.Println("send the following command to the bbgo bot you created to enable the notification")
fmt.Println("")
fmt.Println("")
fmt.Printf(" /auth %s\n", token)
fmt.Println("")
fmt.Println("")
}

5
pkg/service/errors.go Normal file
View File

@ -0,0 +1,5 @@
package service
import "github.com/pkg/errors"
var ErrPersistenceNotExists = errors.New("persistent data does not exists")

52
pkg/service/memory.go Normal file
View File

@ -0,0 +1,52 @@
package service
import (
"reflect"
"strings"
"github.com/c9s/bbgo/pkg/bbgo"
)
type MemoryService struct {
Slots map[string]interface{}
}
func NewMemoryService() *MemoryService {
return &MemoryService{
Slots: make(map[string]interface{}),
}
}
func (s *MemoryService) NewStore(id string, subIDs ...string) bbgo.Store {
key := strings.Join(append([]string{id}, subIDs...), ":")
return &MemoryStore{
Key: key,
memory: s,
}
}
type MemoryStore struct {
Key string
memory *MemoryService
}
func (store *MemoryStore) Save(val interface{}) error {
store.memory.Slots[store.Key] = val
return nil
}
func (store *MemoryStore) Load(val interface{}) error {
v := reflect.ValueOf(val)
if data, ok := store.memory.Slots[store.Key]; ok {
v.Elem().Set(reflect.ValueOf(data).Elem())
} else {
return ErrPersistenceNotExists
}
return nil
}
func (store *MemoryStore) Reset() error {
delete(store.memory.Slots, store.Key)
return nil
}

33
pkg/service/memory_test.go Normal file
View File

@ -0,0 +1,33 @@
package service
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestMemoryService(t *testing.T) {
t.Run("load_empty", func(t *testing.T) {
service := NewMemoryService()
store := service.NewStore("test")
j := 0
err := store.Load(&j)
assert.Error(t, err)
})
t.Run("save_and_load", func(t *testing.T) {
service := NewMemoryService()
store := service.NewStore("test")
i := 3
err := store.Save(&i)
assert.NoError(t, err)
var j = 0
err = store.Load(&j)
assert.NoError(t, err)
assert.Equal(t, i, j)
})
}

7
pkg/service/persistence_facade.go Normal file
View File

@ -0,0 +1,7 @@
package service
type PersistenceServiceFacade struct {
Redis *RedisPersistenceService
Json *JsonPersistenceService
Memory *MemoryService
}

81
pkg/service/persistence_json.go Normal file
View File

@ -0,0 +1,81 @@
package service
import (
"encoding/json"
"io/ioutil"
"os"
"path/filepath"
"github.com/c9s/bbgo/pkg/bbgo"
)
type JsonPersistenceService struct {
Directory string
}
func (s *JsonPersistenceService) NewStore(id string, subIDs ...string) bbgo.Store {
return &JsonStore{
ID: id,
Directory: filepath.Join(append([]string{s.Directory}, subIDs...)...),
}
}
type JsonStore struct {
ID string
Directory string
}
func (store JsonStore) Reset() error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
return nil
}
p := filepath.Join(store.Directory, store.ID) + ".json"
if _, err := os.Stat(p); os.IsNotExist(err) {
return nil
}
return os.Remove(p)
}
func (store JsonStore) Load(val interface{}) error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
if err2 := os.Mkdir(store.Directory, 0777); err2 != nil {
return err2
}
}
p := filepath.Join(store.Directory, store.ID) + ".json"
if _, err := os.Stat(p); os.IsNotExist(err) {
return ErrPersistenceNotExists
}
data, err := ioutil.ReadFile(p)
if err != nil {
return err
}
if len(data) == 0 {
return ErrPersistenceNotExists
}
return json.Unmarshal(data, val)
}
func (store JsonStore) Save(val interface{}) error {
if _, err := os.Stat(store.Directory); os.IsNotExist(err) {
if err2 := os.Mkdir(store.Directory, 0777); err2 != nil {
return err2
}
}
data, err := json.Marshal(val)
if err != nil {
return err
}
p := filepath.Join(store.Directory, store.ID) + ".json"
return ioutil.WriteFile(p, data, 0666)
}

80
pkg/service/persistence_redis.go Normal file
View File

@ -0,0 +1,80 @@
package service
import (
"context"
"encoding/json"
"net"
"strings"
"github.com/go-redis/redis/v8"
"github.com/c9s/bbgo/pkg/bbgo"
)
type RedisPersistenceService struct {
redis *redis.Client
}
func NewRedisPersistenceService(config *bbgo.RedisPersistenceConfig) *RedisPersistenceService {
client := redis.NewClient(&redis.Options{
Addr: net.JoinHostPort(config.Host, config.Port),
// Username: "", // username is only for redis 6.0
Password: config.Password, // no password set
DB: config.DB, // use default DB
})
return &RedisPersistenceService{
redis: client,
}
}
func (s *RedisPersistenceService) NewStore(id string, subIDs ...string) bbgo.Store {
if len(subIDs) > 0 {
id += ":" + strings.Join(subIDs, ":")
}
return &RedisStore{
redis: s.redis,
ID: id,
}
}
type RedisStore struct {
redis *redis.Client
ID string
}
func (store *RedisStore) Load(val interface{}) error {
cmd := store.redis.Get(context.Background(), store.ID)
data, err := cmd.Result()
if err != nil {
if err == redis.Nil {
return ErrPersistenceNotExists
}
return err
}
if len(data) == 0 {
return ErrPersistenceNotExists
}
return json.Unmarshal([]byte(data), val)
}
func (store *RedisStore) Save(val interface{}) error {
data, err := json.Marshal(val)
if err != nil {
return err
}
cmd := store.redis.Set(context.Background(), store.ID, data, 0)
_, err = cmd.Result()
return err
}
func (store *RedisStore) Reset() error {
_, err := store.redis.Del(context.Background(), store.ID).Result()
return err
}

31
pkg/bbgo/redis_persistence_test.go → pkg/service/persistence_redis_test.go
View File

@ -1,15 +1,16 @@
package bbgo
package service
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/c9s/bbgo/pkg/bbgo"
"github.com/c9s/bbgo/pkg/fixedpoint"
)
func TestRedisPersistentService(t *testing.T) {
redisService := NewRedisPersistenceService(&RedisPersistenceConfig{
redisService := NewRedisPersistenceService(&bbgo.RedisPersistenceConfig{
Host: "127.0.0.1",
Port: "6379",
DB: 0,
@ -39,29 +40,3 @@ func TestRedisPersistentService(t *testing.T) {
err = store.Reset()
assert.NoError(t, err)
}
func TestMemoryService(t *testing.T) {
t.Run("load_empty", func(t *testing.T) {
service := NewMemoryService()
store := service.NewStore("test")
j := 0
err := store.Load(&j)
assert.Error(t, err)
})
t.Run("save_and_load", func(t *testing.T) {
service := NewMemoryService()
store := service.NewStore("test")
i := 3
err := store.Save(&i)
assert.NoError(t, err)
var j = 0
err = store.Load(&j)
assert.NoError(t, err)
assert.Equal(t, i, j)
})
}