Added tls for http clients (#5766)

* Added global http client

* Added Do func for global http client

* Changed the code to use the global http client

* Fix http client in volume uploader

* Fixed pkg name

* Fixed http util funcs

* Fixed http client for bench_filer_upload

* Fixed http client for stress_filer_upload

* Fixed http client for filer_server_handlers_proxy

* Fixed http client for command_fs_merge_volumes

* Fixed http client for command_fs_merge_volumes and command_volume_fsck

* Fixed http client for s3api_server

* Added init global client for main funcs

* Rename global_client to client

* Changed:
- fixed NewHttpClient;
- added CheckIsHttpsClientEnabled func
- updated security.toml in scaffold

* Reduce the visibility of some functions in the util/http/client pkg

* Added the loadSecurityConfig function

* Use util.LoadSecurityConfiguration() in NewHttpClient func

unmaintained/s3/presigned_put/presigned_put.go

@@ -7,10 +7,10 @@ import (
 	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/aws/session"
 	"github.com/aws/aws-sdk-go/service/s3"
-	"github.com/seaweedfs/seaweedfs/weed/util"
 	"net/http"
 	"strings"
 	"time"
+	util_http "github.com/seaweedfs/seaweedfs/weed/util/http"
 )
 
 // Downloads an item from an S3 Bucket in the region configured in the shared config
@@ -21,6 +21,8 @@ import (
 // For this exampl to work, the domainName is needd
 //     weed s3 -domainName=localhost
 func main() {
+	util_http.InitGlobalHttpClient()
+	
 	h := md5.New()
 	content := strings.NewReader(stringContent)
 	content.WriteTo(h)
@@ -64,7 +66,7 @@ func main() {
 		fmt.Printf("error put request: %v\n", err)
 		return
 	}
-	defer util.CloseResponse(resp)
+	defer util_http.CloseResponse(resp)
 	fmt.Printf("response: %+v\n", resp)
 }