:bug: S3/WebDAV 数据同步无法使用代理 Fix https://github.com/siyuan-note/siyuan/issues/6695

kernel/model/repository.go

@@ -20,7 +20,6 @@ import (
 	"bytes"
 	"crypto/rand"
 	"crypto/sha256"
-	"crypto/tls"
 	"encoding/base64"
 	"errors"
 	"fmt"
@@ -824,7 +823,7 @@ func newRepository() (ret *dejavu.Repo, err error) {
 	case conf.ProviderSiYuan:
 		cloudRepo = cloud.NewSiYuan(&cloud.BaseCloud{Conf: cloudConf})
 	case conf.ProviderS3:
-		s3HTTPClient := &http.Client{Transport: &http.Transport{TLSClientConfig: &tls.Config{InsecureSkipVerify: cloudConf.S3.SkipTlsVerify}}}
+		s3HTTPClient := &http.Client{Transport: util.NewTransport(cloudConf.S3.SkipTlsVerify)}
 		s3HTTPClient.Timeout = 30 * time.Second
 		cloudRepo = cloud.NewS3(&cloud.BaseCloud{Conf: cloudConf}, s3HTTPClient)
 	case conf.ProviderWebDAV:
@@ -834,7 +833,7 @@ func newRepository() (ret *dejavu.Repo, err error) {
 		webdavClient.SetHeader("Authorization", auth)
 		webdavClient.SetHeader("User-Agent", util.UserAgent)
 		webdavClient.SetTimeout(30 * time.Second)
-		webdavClient.SetTransport(&http.Transport{TLSClientConfig: &tls.Config{InsecureSkipVerify: cloudConf.WebDAV.SkipTlsVerify}})
+		webdavClient.SetTransport(util.NewTransport(cloudConf.WebDAV.SkipTlsVerify))
 		cloudRepo = cloud.NewWebDAV(&cloud.BaseCloud{Conf: cloudConf}, webdavClient)
 	default:
 		err = fmt.Errorf("unknown cloud provider [%d]", Conf.Sync.Provider)

kernel/util/web.go → kernel/util/net.go

@@ -17,7 +17,12 @@
 package util
 
 import (
+	"context"
+	"crypto/tls"
+	"net"
+	"net/http"
 	"strings"
+	"time"
 
 	"github.com/88250/gulu"
 	"github.com/gin-gonic/gin"
@@ -48,3 +53,23 @@ func JsonArg(c *gin.Context, result *gulu.Result) (arg map[string]interface{}, o
 	ok = true
 	return
 }
+
+func NewTransport(skipTlsVerify bool) *http.Transport {
+	return &http.Transport{
+		Proxy: http.ProxyFromEnvironment,
+		DialContext: defaultTransportDialContext(&net.Dialer{
+			Timeout:   30 * time.Second,
+			KeepAlive: 30 * time.Second,
+		}),
+		ForceAttemptHTTP2:     true,
+		MaxIdleConns:          100,
+		IdleConnTimeout:       90 * time.Second,
+		TLSHandshakeTimeout:   10 * time.Second,
+		ExpectContinueTimeout: 1 * time.Second,
+
+		TLSClientConfig: &tls.Config{InsecureSkipVerify: skipTlsVerify}}
+}
+
+func defaultTransportDialContext(dialer *net.Dialer) func(context.Context, string, string) (net.Conn, error) {
+	return dialer.DialContext
+}