github.com/polevpn/netstack@v1.10.9/tcpip/iptables/targets.go (about)

     1  // Copyright 2019 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // This file contains various Targets.
    16  
    17  package iptables
    18  
    19  import "github.com/polevpn/netstack/tcpip/buffer"
    20  
    21  // UnconditionalAcceptTarget accepts all packets.
    22  type UnconditionalAcceptTarget struct{}
    23  
    24  // Action implements Target.Action.
    25  func (UnconditionalAcceptTarget) Action(packet buffer.VectorisedView) (Verdict, string) {
    26  	return Accept, ""
    27  }
    28  
    29  // UnconditionalDropTarget denies all packets.
    30  type UnconditionalDropTarget struct{}
    31  
    32  // Action implements Target.Action.
    33  func (UnconditionalDropTarget) Action(packet buffer.VectorisedView) (Verdict, string) {
    34  	return Drop, ""
    35  }