diff options
Diffstat (limited to 'data/templates/conntrack')
| -rw-r--r-- | data/templates/conntrack/nftables-ct.tmpl | 48 | ||||
| -rw-r--r-- | data/templates/conntrack/sysctl.conf.tmpl | 2 |
2 files changed, 49 insertions, 1 deletions
diff --git a/data/templates/conntrack/nftables-ct.tmpl b/data/templates/conntrack/nftables-ct.tmpl new file mode 100644 index 000000000..cebc1a54e --- /dev/null +++ b/data/templates/conntrack/nftables-ct.tmpl @@ -0,0 +1,48 @@ +#!/usr/sbin/nft -f + +{% set nft_ct_ignore_name = 'VYOS_CT_IGNORE' %} +{% set nft_ct_timeout_name = 'VYOS_CT_TIMEOUT' %} + +# we first flush all chains and render the content from scratch - this makes +# any delta check obsolete +flush chain raw {{ nft_ct_ignore_name }} +flush chain raw {{ nft_ct_timeout_name }} + +table raw { + chain {{ nft_ct_ignore_name }} { +{% if ignore.rule is vyos_defined %} +{% for rule, rule_config in ignore.rule.items() %} + # rule-{{ rule }} {{ '- ' ~ rule_config.description if rule_config.description is defined and rule_config.description is not none }} +{% set nft_command = '' %} +{% if rule_config.inbound_interface is vyos_defined %} +{% set nft_command = nft_command ~ ' iifname ' ~ rule_config.inbound_interface %} +{% endif %} +{% if rule_config.protocol is vyos_defined %} +{% set nft_command = nft_command ~ ' ip protocol ' ~ rule_config.protocol %} +{% endif %} +{% if rule_config.destination.address is vyos_defined %} +{% set nft_command = nft_command ~ ' ip daddr ' ~ rule_config.destination.address %} +{% endif %} +{% if rule_config.destination.port is vyos_defined %} +{% set nft_command = nft_command ~ ' ' ~ rule_config.protocol ~ ' dport { ' ~ rule_config.destination.port ~ ' }' %} +{% endif %} +{% if rule_config.source.address is vyos_defined %} +{% set nft_command = nft_command ~ ' ip saddr ' ~ rule_config.source.address %} +{% endif %} +{% if rule_config.source.port is vyos_defined %} +{% set nft_command = nft_command ~ ' ' ~ rule_config.protocol ~ ' sport { ' ~ rule_config.source.port ~ ' }' %} +{% endif %} + {{ nft_command }} counter notrack comment ignore-{{ rule }} +{% endfor %} +{% endif %} + return + } + chain {{ nft_ct_timeout_name }} { +{% if timeout.custom.rule is vyos_defined %} +{% for rule, rule_config in timeout.custom.rule.items() %} + # rule-{{ rule }} {{ '- ' ~ rule_config.description if rule_config.description is defined and rule_config.description is not none }} +{% endfor %} +{% endif %} + return + } +} diff --git a/data/templates/conntrack/sysctl.conf.tmpl b/data/templates/conntrack/sysctl.conf.tmpl index 9e97c3286..075402c04 100644 --- a/data/templates/conntrack/sysctl.conf.tmpl +++ b/data/templates/conntrack/sysctl.conf.tmpl @@ -6,7 +6,7 @@ net.netfilter.nf_conntrack_max = {{ table_size }} net.ipv4.tcp_max_syn_backlog = {{ tcp.half_open_connections }} -net.netfilter.nf_conntrack_tcp_loose = {{ '1' if tcp.loose == 'enable' else '0' }} +net.netfilter.nf_conntrack_tcp_loose = {{ '1' if tcp.loose is vyos_defined('enable') else '0' }} net.netfilter.nf_conntrack_tcp_max_retrans = {{ tcp.max_retrans }} net.netfilter.nf_conntrack_icmp_timeout = {{ timeout.icmp }} |