feat 初次提交

internal/dao/model/users.gen.go

@@ -0,0 +1,37 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package model
+
+import (
+	"common/utils"
+	"gorm.io/gorm"
+	"time"
+)
+
+const TableNameUser = "users"
+
+// User mapped from table <users>
+type User struct {
+	ID        uint64         `gorm:"column:id;primaryKey;autoIncrement:true" json:"id"`
+	Sn        int64          `gorm:"column:sn;not null;comment:业务唯一编号" json:"sn"` // 业务唯一编号
+	Name      string         `gorm:"column:name;not null" json:"name"`
+	Phone     string         `gorm:"column:phone;not null" json:"phone"`
+	CreatedAt time.Time      `gorm:"column:created_at;not null" json:"created_at"`
+	UpdatedAt time.Time      `gorm:"column:updated_at;not null" json:"updated_at"`
+	DeletedAt gorm.DeletedAt `gorm:"column:deleted_at" json:"deleted_at"`
+}
+
+// TableName User's table name
+func (*User) TableName() string {
+	return TableNameUser
+}
+
+// auto sn
+func (m *User) BeforeCreate(_ *gorm.DB) error {
+	if m.Sn == 0 {
+		m.Sn = utils.SnowflakeInstance().Generate().Int64()
+	}
+	return nil
+}

internal/dao/query/gen.go

@@ -0,0 +1,93 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+	"database/sql"
+
+	"gorm.io/gorm"
+
+	"gorm.io/gen"
+
+	"gorm.io/plugin/dbresolver"
+)
+
+func Use(db *gorm.DB, opts ...gen.DOOption) *Query {
+	return &Query{
+		db:   db,
+		User: newUser(db, opts...),
+	}
+}
+
+type Query struct {
+	db *gorm.DB
+
+	User user
+}
+
+func (q *Query) Available() bool { return q.db != nil }
+
+func (q *Query) clone(db *gorm.DB) *Query {
+	return &Query{
+		db:   db,
+		User: q.User.clone(db),
+	}
+}
+
+func (q *Query) ReadDB() *Query {
+	return q.ReplaceDB(q.db.Clauses(dbresolver.Read))
+}
+
+func (q *Query) WriteDB() *Query {
+	return q.ReplaceDB(q.db.Clauses(dbresolver.Write))
+}
+
+func (q *Query) ReplaceDB(db *gorm.DB) *Query {
+	return &Query{
+		db:   db,
+		User: q.User.replaceDB(db),
+	}
+}
+
+type queryCtx struct {
+	User *userDo
+}
+
+func (q *Query) WithContext(ctx context.Context) *queryCtx {
+	return &queryCtx{
+		User: q.User.WithContext(ctx),
+	}
+}
+
+func (q *Query) Transaction(fc func(tx *Query) error, opts ...*sql.TxOptions) error {
+	return q.db.Transaction(func(tx *gorm.DB) error { return fc(q.clone(tx)) }, opts...)
+}
+
+func (q *Query) Begin(opts ...*sql.TxOptions) *QueryTx {
+	tx := q.db.Begin(opts...)
+	return &QueryTx{Query: q.clone(tx), Error: tx.Error}
+}
+
+type QueryTx struct {
+	*Query
+	Error error
+}
+
+func (q *QueryTx) Commit() error {
+	return q.db.Commit().Error
+}
+
+func (q *QueryTx) Rollback() error {
+	return q.db.Rollback().Error
+}
+
+func (q *QueryTx) SavePoint(name string) error {
+	return q.db.SavePoint(name).Error
+}
+
+func (q *QueryTx) RollbackTo(name string) error {
+	return q.db.RollbackTo(name).Error
+}

internal/dao/query/users.gen.go

@@ -0,0 +1,350 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+	"user/internal/dao/model"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
+
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+
+	"gorm.io/plugin/dbresolver"
+)
+
+func newUser(db *gorm.DB, opts ...gen.DOOption) user {
+	_user := user{}
+
+	_user.userDo.UseDB(db, opts...)
+	_user.userDo.UseModel(&model.User{})
+
+	tableName := _user.userDo.TableName()
+	_user.ALL = field.NewAsterisk(tableName)
+	_user.ID = field.NewUint64(tableName, "id")
+	_user.Sn = field.NewInt64(tableName, "sn")
+	_user.Name = field.NewString(tableName, "name")
+	_user.Phone = field.NewString(tableName, "phone")
+	_user.CreatedAt = field.NewTime(tableName, "created_at")
+	_user.UpdatedAt = field.NewTime(tableName, "updated_at")
+	_user.DeletedAt = field.NewField(tableName, "deleted_at")
+
+	_user.fillFieldMap()
+
+	return _user
+}
+
+type user struct {
+	userDo userDo
+
+	ALL       field.Asterisk
+	ID        field.Uint64
+	Sn        field.Int64 // 业务唯一编号
+	Name      field.String
+	Phone     field.String
+	CreatedAt field.Time
+	UpdatedAt field.Time
+	DeletedAt field.Field
+
+	fieldMap map[string]field.Expr
+}
+
+func (u user) Table(newTableName string) *user {
+	u.userDo.UseTable(newTableName)
+	return u.updateTableName(newTableName)
+}
+
+func (u user) As(alias string) *user {
+	u.userDo.DO = *(u.userDo.As(alias).(*gen.DO))
+	return u.updateTableName(alias)
+}
+
+func (u *user) updateTableName(table string) *user {
+	u.ALL = field.NewAsterisk(table)
+	u.ID = field.NewUint64(table, "id")
+	u.Sn = field.NewInt64(table, "sn")
+	u.Name = field.NewString(table, "name")
+	u.Phone = field.NewString(table, "phone")
+	u.CreatedAt = field.NewTime(table, "created_at")
+	u.UpdatedAt = field.NewTime(table, "updated_at")
+	u.DeletedAt = field.NewField(table, "deleted_at")
+
+	u.fillFieldMap()
+
+	return u
+}
+
+func (u *user) WithContext(ctx context.Context) *userDo { return u.userDo.WithContext(ctx) }
+
+func (u user) TableName() string { return u.userDo.TableName() }
+
+func (u user) Alias() string { return u.userDo.Alias() }
+
+func (u user) Columns(cols ...field.Expr) gen.Columns { return u.userDo.Columns(cols...) }
+
+func (u *user) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
+	_f, ok := u.fieldMap[fieldName]
+	if !ok || _f == nil {
+		return nil, false
+	}
+	_oe, ok := _f.(field.OrderExpr)
+	return _oe, ok
+}
+
+func (u *user) fillFieldMap() {
+	u.fieldMap = make(map[string]field.Expr, 7)
+	u.fieldMap["id"] = u.ID
+	u.fieldMap["sn"] = u.Sn
+	u.fieldMap["name"] = u.Name
+	u.fieldMap["phone"] = u.Phone
+	u.fieldMap["created_at"] = u.CreatedAt
+	u.fieldMap["updated_at"] = u.UpdatedAt
+	u.fieldMap["deleted_at"] = u.DeletedAt
+}
+
+func (u user) clone(db *gorm.DB) user {
+	u.userDo.ReplaceConnPool(db.Statement.ConnPool)
+	return u
+}
+
+func (u user) replaceDB(db *gorm.DB) user {
+	u.userDo.ReplaceDB(db)
+	return u
+}
+
+type userDo struct{ gen.DO }
+
+func (u userDo) Debug() *userDo {
+	return u.withDO(u.DO.Debug())
+}
+
+func (u userDo) WithContext(ctx context.Context) *userDo {
+	return u.withDO(u.DO.WithContext(ctx))
+}
+
+func (u userDo) ReadDB() *userDo {
+	return u.Clauses(dbresolver.Read)
+}
+
+func (u userDo) WriteDB() *userDo {
+	return u.Clauses(dbresolver.Write)
+}
+
+func (u userDo) Session(config *gorm.Session) *userDo {
+	return u.withDO(u.DO.Session(config))
+}
+
+func (u userDo) Clauses(conds ...clause.Expression) *userDo {
+	return u.withDO(u.DO.Clauses(conds...))
+}
+
+func (u userDo) Returning(value interface{}, columns ...string) *userDo {
+	return u.withDO(u.DO.Returning(value, columns...))
+}
+
+func (u userDo) Not(conds ...gen.Condition) *userDo {
+	return u.withDO(u.DO.Not(conds...))
+}
+
+func (u userDo) Or(conds ...gen.Condition) *userDo {
+	return u.withDO(u.DO.Or(conds...))
+}
+
+func (u userDo) Select(conds ...field.Expr) *userDo {
+	return u.withDO(u.DO.Select(conds...))
+}
+
+func (u userDo) Where(conds ...gen.Condition) *userDo {
+	return u.withDO(u.DO.Where(conds...))
+}
+
+func (u userDo) Order(conds ...field.Expr) *userDo {
+	return u.withDO(u.DO.Order(conds...))
+}
+
+func (u userDo) Distinct(cols ...field.Expr) *userDo {
+	return u.withDO(u.DO.Distinct(cols...))
+}
+
+func (u userDo) Omit(cols ...field.Expr) *userDo {
+	return u.withDO(u.DO.Omit(cols...))
+}
+
+func (u userDo) Join(table schema.Tabler, on ...field.Expr) *userDo {
+	return u.withDO(u.DO.Join(table, on...))
+}
+
+func (u userDo) LeftJoin(table schema.Tabler, on ...field.Expr) *userDo {
+	return u.withDO(u.DO.LeftJoin(table, on...))
+}
+
+func (u userDo) RightJoin(table schema.Tabler, on ...field.Expr) *userDo {
+	return u.withDO(u.DO.RightJoin(table, on...))
+}
+
+func (u userDo) Group(cols ...field.Expr) *userDo {
+	return u.withDO(u.DO.Group(cols...))
+}
+
+func (u userDo) Having(conds ...gen.Condition) *userDo {
+	return u.withDO(u.DO.Having(conds...))
+}
+
+func (u userDo) Limit(limit int) *userDo {
+	return u.withDO(u.DO.Limit(limit))
+}
+
+func (u userDo) Offset(offset int) *userDo {
+	return u.withDO(u.DO.Offset(offset))
+}
+
+func (u userDo) Scopes(funcs ...func(gen.Dao) gen.Dao) *userDo {
+	return u.withDO(u.DO.Scopes(funcs...))
+}
+
+func (u userDo) Unscoped() *userDo {
+	return u.withDO(u.DO.Unscoped())
+}
+
+func (u userDo) Create(values ...*model.User) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return u.DO.Create(values)
+}
+
+func (u userDo) CreateInBatches(values []*model.User, batchSize int) error {
+	return u.DO.CreateInBatches(values, batchSize)
+}
+
+// Save : !!! underlying implementation is different with GORM
+// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
+func (u userDo) Save(values ...*model.User) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return u.DO.Save(values)
+}
+
+func (u userDo) First() (*model.User, error) {
+	if result, err := u.DO.First(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.User), nil
+	}
+}
+
+func (u userDo) Take() (*model.User, error) {
+	if result, err := u.DO.Take(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.User), nil
+	}
+}
+
+func (u userDo) Last() (*model.User, error) {
+	if result, err := u.DO.Last(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.User), nil
+	}
+}
+
+func (u userDo) Find() ([]*model.User, error) {
+	result, err := u.DO.Find()
+	return result.([]*model.User), err
+}
+
+func (u userDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.User, err error) {
+	buf := make([]*model.User, 0, batchSize)
+	err = u.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
+		defer func() { results = append(results, buf...) }()
+		return fc(tx, batch)
+	})
+	return results, err
+}
+
+func (u userDo) FindInBatches(result *[]*model.User, batchSize int, fc func(tx gen.Dao, batch int) error) error {
+	return u.DO.FindInBatches(result, batchSize, fc)
+}
+
+func (u userDo) Attrs(attrs ...field.AssignExpr) *userDo {
+	return u.withDO(u.DO.Attrs(attrs...))
+}
+
+func (u userDo) Assign(attrs ...field.AssignExpr) *userDo {
+	return u.withDO(u.DO.Assign(attrs...))
+}
+
+func (u userDo) Joins(fields ...field.RelationField) *userDo {
+	for _, _f := range fields {
+		u = *u.withDO(u.DO.Joins(_f))
+	}
+	return &u
+}
+
+func (u userDo) Preload(fields ...field.RelationField) *userDo {
+	for _, _f := range fields {
+		u = *u.withDO(u.DO.Preload(_f))
+	}
+	return &u
+}
+
+func (u userDo) FirstOrInit() (*model.User, error) {
+	if result, err := u.DO.FirstOrInit(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.User), nil
+	}
+}
+
+func (u userDo) FirstOrCreate() (*model.User, error) {
+	if result, err := u.DO.FirstOrCreate(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.User), nil
+	}
+}
+
+func (u userDo) FindByPage(offset int, limit int) (result []*model.User, count int64, err error) {
+	result, err = u.Offset(offset).Limit(limit).Find()
+	if err != nil {
+		return
+	}
+
+	if size := len(result); 0 < limit && 0 < size && size < limit {
+		count = int64(size + offset)
+		return
+	}
+
+	count, err = u.Offset(-1).Limit(-1).Count()
+	return
+}
+
+func (u userDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
+	count, err = u.Count()
+	if err != nil {
+		return
+	}
+
+	err = u.Offset(offset).Limit(limit).Scan(result)
+	return
+}
+
+func (u userDo) Scan(result interface{}) (err error) {
+	return u.DO.Scan(result)
+}
+
+func (u userDo) Delete(models ...*model.User) (result gen.ResultInfo, err error) {
+	return u.DO.Delete(models)
+}
+
+func (u *userDo) withDO(do gen.Dao) *userDo {
+	u.DO = *do.(*gen.DO)
+	return u
+}

internal/dao/repository/users.go

@@ -0,0 +1,90 @@
+package repository
+
+import (
+	"common/db/mysql"
+	"common/db/redis"
+	"context"
+	"fmt"
+	"time"
+	"user/internal/dao/model"
+	"user/internal/dao/query"
+)
+
+var (
+	cacheBySn    = "c:user:s:%v"
+	cacheByPhone = "c:user:p:%v"
+)
+
+type UserDao struct {
+	ctx   context.Context
+	query *query.Query
+	cache *redis.CacheClient
+}
+
+func NewUserDao(ctx context.Context, cache ...*redis.CacheClient) *UserDao {
+	dao := &UserDao{
+		ctx:   ctx,
+		query: query.Use(mysql.GetDB("user_db")),
+	}
+	if len(cache) > 0 {
+		dao.cache = cache[0]
+	}
+	return dao
+}
+
+func (d *UserDao) Create(user *model.User) error {
+	err := d.query.User.WithContext(d.ctx).
+		Create(user)
+	return err
+}
+
+func (d *UserDao) Updates(user *model.User) error {
+	info, _ := d.query.User.WithContext(d.ctx).
+		Where(d.query.User.ID.Eq(user.ID)).
+		Updates(user)
+	if info.RowsAffected > 0 {
+		if d.cache != nil {
+			d.cache.Del(d.ctx, fmt.Sprintf(cacheBySn, user.Sn))
+			d.cache.Del(d.ctx, fmt.Sprintf(cacheByPhone, user.Phone))
+		}
+	}
+	return info.Error
+}
+
+func (d *UserDao) FindBySn(sn int64) (*model.User, error) {
+	if d.cache != nil {
+		var user model.User
+		if ok := d.cache.Get(d.ctx, fmt.Sprintf(cacheBySn, sn), &user); ok {
+			return &user, nil
+		}
+	}
+	first, err := d.query.User.WithContext(d.ctx).
+		Where(d.query.User.Sn.Eq(sn)).
+		First()
+	if err != nil {
+		return nil, err
+	}
+	if d.cache != nil {
+		d.cache.Set(d.ctx, fmt.Sprintf(cacheBySn, sn), first, 5*time.Minute)
+	}
+	return first, nil
+}
+
+func (d *UserDao) FindByPhone(phone string) (*model.User, error) {
+	if d.cache != nil {
+		var user model.User
+		if ok := d.cache.Get(d.ctx, fmt.Sprintf(cacheByPhone, phone), &user); ok {
+			return &user, nil
+		}
+	}
+	first, err := d.query.User.WithContext(d.ctx).
+		Where(d.query.User.Phone.Eq(phone)).
+		First()
+	if err != nil {
+		return nil, err
+	}
+	if d.cache != nil {
+		d.cache.Set(d.ctx, fmt.Sprintf(cacheByPhone, phone), first, 5*time.Minute)
+	}
+	return first, nil
+}

internal/grpc_server/server/server.go

@@ -0,0 +1,54 @@
+package server
+
+import (
+	"common/db/redis"
+	"common/net/http/http_resp"
+	"common/proto/ss/grpc_pb"
+	"common/utils"
+	"context"
+	"errors"
+	"fmt"
+	"gorm.io/gorm"
+	"user/internal/dao/model"
+	"user/internal/dao/repository"
+)
+
+func (s *Server) Login(ctx context.Context, req *grpc_pb.LoginReq) (*grpc_pb.LoginResp, error) {
+	userDao := repository.NewUserDao(ctx, redis.GetCacheClient())
+	user, err := userDao.FindByPhone(req.Phone)
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			user = &model.User{
+				Phone: req.Phone,
+			}
+			if err := userDao.Create(user); err != nil {
+				return nil, err
+			}
+			user.Name = fmt.Sprintf("user_%d", user.Sn)
+			_ = userDao.Updates(user)
+		} else {
+			return nil, err
+		}
+	}
+
+	return &grpc_pb.LoginResp{
+		USN:  user.Sn,
+		Name: user.Name,
+	}, nil
+}
+
+func (s *Server) GetUserInfo(ctx context.Context, req *grpc_pb.GetUserInfoReq) (*grpc_pb.GetUserInfoResp, error) {
+	if !utils.ShouldBindUsn(ctx, &req.USN) {
+		return nil, http_resp.ParamError
+	}
+	userDao := repository.NewUserDao(ctx, redis.GetCacheClient())
+	user, err := userDao.FindBySn(req.USN)
+	if err != nil {
+		return nil, err
+	}
+
+	return &grpc_pb.GetUserInfoResp{
+		USN:  user.Sn,
+		Name: user.Name,
+	}, nil
+}

internal/grpc_server/server/server_init.go

@@ -0,0 +1,32 @@
+package server
+
+import (
+	"common/discover/common"
+	"common/net/grpc/service"
+	"common/proto/ss/grpc_pb"
+	"google.golang.org/grpc"
+)
+
+type Server struct {
+	grpc_pb.UnimplementedUserServer
+	service.Base
+}
+
+func NewServer(ttl int64) *Server {
+	s := &Server{
+		Base: service.Base{
+			Target:  common.KeyDiscoverUser,
+			EtcdTTL: ttl,
+		},
+	}
+	s.Base.OnInit = s.OnInit
+	s.Base.OnClose = s.OnClose
+	return s
+}
+
+func (s *Server) OnInit(serve *grpc.Server) {
+	grpc_pb.RegisterUserServer(serve, s)
+}
+
+func (s *Server) OnClose() {
+}

internal/grpc_server/stream_client/gateway.go

@@ -0,0 +1,65 @@
+package stream_client
+
+import (
+	"common/log"
+	"common/net/grpc/service"
+	"context"
+	"google.golang.org/grpc"
+	"google.golang.org/protobuf/proto"
+)
+
+var gatewayServerM map[int64]map[GatewayFun]grpc.ClientStream // map[sid]map[方法名]流连接
+
+type GatewayFun int
+
+const (
+	FunToClient GatewayFun = iota
+)
+
+func init() {
+	gatewayServerM = make(map[int64]map[GatewayFun]grpc.ClientStream)
+}
+
+func FindGatewayBySID(sid int64, fun GatewayFun) (grpc.ClientStream, error) {
+	g := gatewayServerM[sid]
+	if g == nil {
+		g = make(map[GatewayFun]grpc.ClientStream)
+		gatewayServerM[sid] = g
+	}
+	gatewayLink := g[fun]
+	if gatewayLink == nil {
+		gatewayClient, err := service.GatewayNewClient(sid)
+		if err != nil {
+			log.Errorf("cannot find gatewayClient: %v", err)
+			return nil, err
+		}
+		var link grpc.ClientStream
+		switch fun {
+		case FunToClient:
+			link, err = gatewayClient.ToClient(context.Background())
+		}
+		if err != nil {
+			log.Errorf("FindGatewayBySID %v err: %v, sid: %v", fun, err, sid)
+			return nil, err
+		}
+		g[fun] = link
+		gatewayLink = link
+	}
+	return gatewayLink, nil
+}
+
+func SendMessageToGateway(sid int64, fun GatewayFun, msg proto.Message, re ...bool) error {
+	stream, err := FindGatewayBySID(sid, fun)
+	if err != nil {
+		return err
+	}
+	if err = stream.SendMsg(msg); err != nil {
+		if re == nil || !re[0] {
+			_ = stream.CloseSend()
+			delete(gatewayServerM[sid], fun)
+			return SendMessageToGateway(sid, fun, msg, true)
+		}
+		return err
+	}
+	return nil
+}