github.com/cloudwego/hertz@v0.9.3/pkg/network/dialer/dialer.go (about)

     1  /*
     2   * Copyright 2022 CloudWeGo Authors
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package dialer
    18  
    19  import (
    20  	"crypto/tls"
    21  	"net"
    22  	"time"
    23  
    24  	"github.com/cloudwego/hertz/pkg/network"
    25  )
    26  
    27  var defaultDialer network.Dialer
    28  
    29  // SetDialer is used to set the global default dialer.
    30  // Deprecated: use WithDialer instead.
    31  func SetDialer(dialer network.Dialer) {
    32  	defaultDialer = dialer
    33  }
    34  
    35  func DefaultDialer() network.Dialer {
    36  	return defaultDialer
    37  }
    38  
    39  func DialConnection(network, address string, timeout time.Duration, tlsConfig *tls.Config) (conn network.Conn, err error) {
    40  	return defaultDialer.DialConnection(network, address, timeout, tlsConfig)
    41  }
    42  
    43  func DialTimeout(network, address string, timeout time.Duration, tlsConfig *tls.Config) (conn net.Conn, err error) {
    44  	return defaultDialer.DialTimeout(network, address, timeout, tlsConfig)
    45  }
    46  
    47  // AddTLS is used to add tls to a persistent connection, i.e. negotiate a TLS session. If conn is already a TLS
    48  // tunnel, this function establishes a nested TLS session inside the encrypted channel.
    49  func AddTLS(conn network.Conn, tlsConfig *tls.Config) (network.Conn, error) {
    50  	return defaultDialer.AddTLS(conn, tlsConfig)
    51  }