utils

Documentation

Overview

Package utils contains utility functions for firewalls.

Index

• type FilterRuleWrapper
  • func (fr *FilterRuleWrapper) Add(nftconn *nftables.Conn, chain *nftables.Chain) error
  • func (fr *FilterRuleWrapper) Equal(currentrule *nftables.Rule) bool
  • func (fr *FilterRuleWrapper) GetName() *string
  • func (fr *FilterRuleWrapper) SetName(name string)
• type NatRuleWrapper
  • func (nr *NatRuleWrapper) Add(nftconn *nftables.Conn, chain *nftables.Chain) error
  • func (nr *NatRuleWrapper) Equal(currentrule *nftables.Rule) bool
  • func (nr *NatRuleWrapper) GetName() *string
  • func (nr *NatRuleWrapper) SetName(name string)
• type RouteRuleWrapper
  • func (rr *RouteRuleWrapper) Add(_ *nftables.Conn, _ *nftables.Chain) error
  • func (rr *RouteRuleWrapper) Equal(_ *nftables.Rule) bool
  • func (rr *RouteRuleWrapper) GetName() *string
  • func (rr *RouteRuleWrapper) SetName(name string)
• type Rule

Types

type FilterRuleWrapper

type FilterRuleWrapper struct {
	*firewallv1beta1.FilterRule
}

FilterRuleWrapper is a wrapper for a FilterRule.

func (*FilterRuleWrapper) Add

func (fr *FilterRuleWrapper) Add(nftconn *nftables.Conn, chain *nftables.Chain) error

Add adds the rule to the chain.

func (*FilterRuleWrapper) Equal

func (fr *FilterRuleWrapper) Equal(currentrule *nftables.Rule) bool

Equal checks if the rule is equal to the given one.

func (*FilterRuleWrapper) GetName

func (fr *FilterRuleWrapper) GetName() *string

GetName returns the name of the rule.

func (*FilterRuleWrapper) SetName

func (fr *FilterRuleWrapper) SetName(name string)

SetName sets the name of the rule.

type NatRuleWrapper

type NatRuleWrapper struct {
	*firewallv1beta1.NatRule
}

NatRuleWrapper wraps a NatRule.

func (*NatRuleWrapper) Add

func (nr *NatRuleWrapper) Add(nftconn *nftables.Conn, chain *nftables.Chain) error

Add adds the rule to the chain.

func (*NatRuleWrapper) Equal

func (nr *NatRuleWrapper) Equal(currentrule *nftables.Rule) bool

Equal checks if the rule is equal to the given one.

func (*NatRuleWrapper) GetName

func (nr *NatRuleWrapper) GetName() *string

GetName returns the name of the rule.

func (*NatRuleWrapper) SetName

func (nr *NatRuleWrapper) SetName(name string)

SetName sets the name of the rule.

type RouteRuleWrapper

type RouteRuleWrapper struct {
	*firewallv1beta1.RouteRule
}

RouteRuleWrapper is a wrapper for a RouteRule.

func (*RouteRuleWrapper) Add

func (rr *RouteRuleWrapper) Add(_ *nftables.Conn, _ *nftables.Chain) error

Add adds the rule to the chain.

func (*RouteRuleWrapper) Equal

func (rr *RouteRuleWrapper) Equal(_ *nftables.Rule) bool

Equal checks if the rule is equal to the given one.

func (*RouteRuleWrapper) GetName

func (rr *RouteRuleWrapper) GetName() *string

GetName returns the name of the rule.

func (*RouteRuleWrapper) SetName

func (rr *RouteRuleWrapper) SetName(name string)

SetName sets the name of the rule.

type Rule

type Rule interface {
	GetName() *string
	SetName(string)
	Add(nftconn *nftables.Conn, chain *nftables.Chain) error
	Equal(rule *nftables.Rule) bool
}

Rule is a rule to be applied to a chain.