github.com/cloudwego/kitex@v0.9.0/pkg/remote/dialer.go (about)

     1  /*
     2   * Copyright 2021 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 remote
    18  
    19  import (
    20  	"net"
    21  	"time"
    22  )
    23  
    24  // Dialer is used to dial and get a connection.
    25  type Dialer interface {
    26  	DialTimeout(network, address string, timeout time.Duration) (net.Conn, error)
    27  }
    28  
    29  // NewDefaultDialer is used to create a default dialer.
    30  func NewDefaultDialer() Dialer {
    31  	return &SynthesizedDialer{
    32  		DialFunc: net.DialTimeout,
    33  	}
    34  }
    35  
    36  // SynthesizedDialer is used to synthesize a DialFunc to implement a Dialer.
    37  type SynthesizedDialer struct {
    38  	DialFunc func(network, address string, timeout time.Duration) (net.Conn, error)
    39  }
    40  
    41  // DialTimeout implements the Dialer interface.
    42  func (sd SynthesizedDialer) DialTimeout(network, address string, timeout time.Duration) (net.Conn, error) {
    43  	return sd.DialFunc(network, address, timeout)
    44  }