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enhance: allow user to specify v4 and v6 chains independantly #411

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enhance: allow user to specify v4 and v6 chains independantly #411

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662f85a
enhance: allow user to specify v4 and v6 chains independantly
LaurenceJJones May 23, 2025
7b51a59
enhance: linter no likely
LaurenceJJones May 23, 2025
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2 changes: 2 additions & 0 deletions pkg/cfg/config.go
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,8 @@ type BouncerConfig struct {

// specific to iptables, following https://github.com/crowdsecurity/cs-firewall-bouncer/issues/19
IptablesChains []string `yaml:"iptables_chains"`
IptablesV4Chains []string `yaml:"iptables_v4_chains"`
IptablesV6Chains []string `yaml:"iptables_v6_chains"`
IptablesAddRuleComments bool `yaml:"iptables_add_rule_comments"`

SupportedDecisionsTypes []string `yaml:"supported_decisions_types"`
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6 changes: 4 additions & 2 deletions pkg/iptables/iptables.go
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Expand Up @@ -106,7 +106,8 @@ func NewIPTables(config *cfg.BouncerConfig) (types.Backend, error) {
v4Sets, _ = ipsetcmd.GetSetsStartingWith(config.BlacklistsIpv4)
v6Sets, _ = ipsetcmd.GetSetsStartingWith(config.BlacklistsIpv6)

ipv4Ctx.Chains = config.IptablesChains
config.IptablesV4Chains = append(config.IptablesV4Chains, config.IptablesChains...)
ipv4Ctx.Chains = config.IptablesV4Chains
}

ipv4Ctx.ipsets = v4Sets
Expand Down Expand Up @@ -136,7 +137,8 @@ func NewIPTables(config *cfg.BouncerConfig) (types.Backend, error) {
return nil, errors.New("unable to find ip6tables")
}

ipv6Ctx.Chains = config.IptablesChains
config.IptablesV6Chains = append(config.IptablesV6Chains, config.IptablesChains...)
ipv6Ctx.Chains = config.IptablesV6Chains
}

ipv6Ctx.ipsets = v6Sets
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