/
zoptions.go
174 lines (150 loc) · 3.65 KB
/
zoptions.go
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package gsk
import (
"context"
"github.com/jeckbjy/gsk/arpc/filter/logging"
"github.com/jeckbjy/gsk/anet"
"github.com/jeckbjy/gsk/arpc"
"github.com/jeckbjy/gsk/arpc/client"
"github.com/jeckbjy/gsk/arpc/filter/fexec"
"github.com/jeckbjy/gsk/arpc/filter/fframe"
"github.com/jeckbjy/gsk/arpc/server"
"github.com/jeckbjy/gsk/broker"
"github.com/jeckbjy/gsk/exec"
"github.com/jeckbjy/gsk/registry"
"github.com/jeckbjy/gsk/selector"
rselector "github.com/jeckbjy/gsk/selector/registry"
)
func newOptions(name string, opts ...Option) *Options {
o := &Options{Context: context.Background(), Name: name, Router: arpc.GetRouter()}
for _, fn := range opts {
fn(o)
}
if o.Server != nil && o.Client != nil {
return o
}
// 使用默认值创建
regi := registry.Default()
tran := anet.Default()()
if len(o.Filters) == 0 {
ef := fexec.New(
fexec.Router(o.Router),
fexec.Executor(o.Exec),
)
tran.AddFilters(fframe.New(), logging.New(), ef)
} else {
tran.AddFilters(o.Filters...)
}
if o.Selector == nil {
o.Selector = rselector.New(regi)
}
if o.Server == nil {
o.Server = server.New(
server.Name(name),
server.Registry(regi),
server.Transport(tran),
server.ID(o.Id),
server.Address(o.Address),
server.Advertise(o.Advertise),
)
}
if o.Client == nil {
o.Client = client.New(
client.Registry(regi),
client.Transport(tran),
client.Proxy(o.Proxy),
client.Selector(o.Selector),
)
}
return o
}
type Callback func() error
type Option func(o *Options)
// 系统默认提供了一些默认设置,如果需要扩展,自定义,可通过以下方式
// 一:手动设置Server和Client,这种方式最繁琐,所有的配置项都需要自己设置,注意:如果使用这种方式,系统将会忽略默认配置,完全由用户托管
// 二:
// 1:每个使用到的组件都提供了SetDefault选项用于全局替换组件,只需要初始化的地方设置一下即可,比如registry,selector,anet等
// 2:有一些会经常用到的参数可直接在Options中设置,用于初始化Server和Client,如Proxy
type Options struct {
Context context.Context
BeforeStart []Callback
AfterStart []Callback
BeforeStop []Callback
AfterStop []Callback
Broker broker.Broker
Server arpc.Server
Client arpc.Client
Router arpc.Router
Selector selector.Selector
Exec exec.Executor
Filters []anet.Filter
Name string
Id string
Address string
Advertise string
Proxy string
}
func Context(c context.Context) Option {
return func(o *Options) {
o.Context = c
}
}
func BeforeStart(cb Callback) Option {
return func(o *Options) {
o.BeforeStart = append(o.BeforeStart, cb)
}
}
func AfterStart(cb Callback) Option {
return func(o *Options) {
o.AfterStart = append(o.AfterStart, cb)
}
}
func BeforeStop(cb Callback) Option {
return func(o *Options) {
o.BeforeStop = append(o.BeforeStop, cb)
}
}
func AfterStop(cb Callback) Option {
return func(o *Options) {
o.AfterStop = append(o.AfterStop, cb)
}
}
func Server(s arpc.Server) Option {
return func(o *Options) {
o.Server = s
}
}
func Client(c arpc.Client) Option {
return func(o *Options) {
o.Client = c
}
}
func Executor(e exec.Executor) Option {
return func(o *Options) {
o.Exec = e
}
}
func Filter(f ...anet.Filter) Option {
return func(o *Options) {
o.Filters = f
}
}
func ServiceID(id string) Option {
return func(o *Options) {
o.Id = id
}
}
func Address(addr string) Option {
return func(o *Options) {
o.Address = addr
}
}
func Advertise(addr string) Option {
return func(o *Options) {
o.Advertise = addr
}
}
func Proxy(proxy string) Option {
return func(o *Options) {
o.Proxy = proxy
}
}