56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
package firewall
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// Copyright 2016 CNI authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import (
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"net"
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"github.com/containernetworking/cni/pkg/types/current"
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)
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// FirewallNetConf represents the firewall configuration.
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// Nolint applied for firewall.Firewall... name duplication notice.
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//nolint
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type FirewallNetConf struct {
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//types.NetConf
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// IptablesAdminChainName is an optional name to use instead of the default
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// admin rules override chain name that includes the interface name.
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IptablesAdminChainName string
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// FirewalldZone is an optional firewalld zone to place the interface into. If
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// the firewalld backend is used but the zone is not given, it defaults
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// to 'trusted'
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FirewalldZone string
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PrevResult *current.Result
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}
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// FirewallBackend is an interface to the system firewall, allowing addition and
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// removal of firewall rules.
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// Nolint applied for firewall.Firewall... name duplication notice.
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//nolint
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type FirewallBackend interface {
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Add(*FirewallNetConf) error
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Del(*FirewallNetConf) error
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}
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func ipString(ip net.IPNet) string {
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if ip.IP.To4() == nil {
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return ip.IP.String() + "/128"
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}
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return ip.IP.String() + "/32"
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}
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