90 lines
1.7 KiB
Go
90 lines
1.7 KiB
Go
package client
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import (
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"context"
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"net"
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"net/http"
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"sync"
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"time"
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"bash_go_service/shared/pkg/constants"
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"github.com/spf13/viper"
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)
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type Client struct {
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baseURL string
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client *http.Client
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cancel context.CancelFunc // 添加一个取消函数
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ctx context.Context
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wg sync.WaitGroup // 添加WaitGroup来追踪请求
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}
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func (c *Client) Destroy() {
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if c.cancel != nil {
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c.cancel() // 取消所有使用此context的请求
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}
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c.client.CloseIdleConnections()
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}
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func (c *Client) Wait() {
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c.wg.Wait()
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}
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// 在发起请求时增加计数
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func (c *Client) trackRequest() {
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c.wg.Add(1)
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}
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// 请求完成时减少计数
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func (c *Client) requestDone() {
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c.wg.Done()
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}
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type ClientOption func(*Client)
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func WithBaseURL(baseURL string) ClientOption {
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return func(c *Client) {
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if baseURL != "" {
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c.baseURL = baseURL
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}
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}
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}
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func init() {
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viper.SetDefault("machine_registry.endpoint", "http://smart-bm.zjuici.com/oak-api/endpoint")
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}
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func NewClient(opts ...ClientOption) *Client {
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ctx, cancel := context.WithCancel(context.Background())
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client := &Client{
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baseURL: viper.GetString("machine_registry.endpoint"),
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ctx: ctx,
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cancel: cancel,
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client: &http.Client{
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Transport: &http.Transport{
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DialContext: (&net.Dialer{
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Timeout: constants.ConnectionTimeout,
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KeepAlive: constants.KeepaliveTimeout,
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}).DialContext,
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ResponseHeaderTimeout: 30 * time.Second,
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IdleConnTimeout: constants.IdleConnTimeout,
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TLSHandshakeTimeout: 30 * time.Second,
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MaxIdleConns: 100,
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MaxIdleConnsPerHost: 100,
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},
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Timeout: constants.ClientTimeout,
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},
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}
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for _, opt := range opts {
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opt(client)
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}
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return client
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}
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// 长连接流式处理
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type MessageHandler func(message string)
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