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70 lines
1.3 KiB
70 lines
1.3 KiB
package sms
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import (
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"errors"
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"sync"
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)
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type (
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ISys interface {
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SendCaptcha(mobile string, captcha string) error
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}
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)
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// defsys 由 OnInit(启动) 与 Reload(运行时热更) 写、SendCaptcha 读，故必须加锁：
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// 无锁并发读写接口值是 data race。
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var (
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mu sync.RWMutex
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defsys ISys
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)
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var errNotInit = errors.New("sms 系统未初始化")
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func get() ISys {
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mu.RLock()
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defer mu.RUnlock()
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return defsys
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}
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func set(sys ISys) {
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mu.Lock()
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defsys = sys
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mu.Unlock()
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}
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func OnInit(config map[string]interface{}, option ...Option) (err error) {
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sys, err := newSys(newOptions(config, option...))
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if err != nil {
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return
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}
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set(sys)
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return
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}
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// Reload 运行时热替换短信客户端（console 后台改配置后由业务侧调用）。
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// 配置不合法时返回 error 而非 panic，且**保留原客户端不动**。
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func Reload(config map[string]interface{}, option ...Option) error {
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options, err := newOptionsChecked(config, option...)
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if err != nil {
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return err
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}
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sys, err := newSys(options)
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if err != nil {
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return err
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}
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set(sys)
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return nil
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}
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func NewSys(option ...Option) (sys ISys, err error) {
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sys, err = newSys(newOptionsByOption(option...))
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return
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}
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func SendCaptcha(_email string, _captcha string) error {
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sys := get()
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if sys == nil {
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return errNotInit
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}
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return sys.SendCaptcha(_email, _captcha)
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}
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