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Consolidate nftables setup for alpine, debian and ceph roles

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This commit is contained in:
Timotej Lazar 2025-02-12 17:24:24 +01:00
parent bfda7b3236
commit 0d60aa107f
8 changed files with 76 additions and 52 deletions
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53
roles/ceph/templates/ceph.nft.j2 Normal file
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table inet filter {
set cluster {
type ipv4_addr; flags interval; auto-merge
elements = {
{{ nodes | map('device_address') | flatten | selectattr('family.value', '==', 4) | map(attribute='address') | join(',\n') | indent(12, first=True) }}
}
}
set cluster/6 {
type ipv6_addr; flags interval; auto-merge
elements = {
{{ nodes | map('device_address') | flatten | selectattr('family.value', '==', 6) | map(attribute='address') | join(',\n') | indent(12, first=True) }}
}
}
# Just a temporary filter until we get our shit together policy-wise.
set allowed {
type ipv4_addr; flags interval
elements = { 10.32.0.0/14, 193.2.76.176/24, 192.168.251.0/24, 88.200.23.0/24 }
}
set allowed/6 {
type ipv6_addr; flags interval
elements = { 2001:1470:fffd:3432::/64, 2001:1470:fffd:a000::/64 }
}
chain input {
# BGP / BFD sessions
iif lan0 ip6 saddr fe80::/64 accept
iif lan1 ip6 saddr fe80::/64 accept
iifname mgmt accept comment "management access"
ip saddr @cluster accept comment "accept connections from other nodes"
ip6 saddr @cluster/6 accept comment "accept connections from other nodes"
ip saddr @allowed accept # TODO remove exceptions
ip6 saddr @allowed/6 accept # TODO remove exceptions
meta nfproto ipv6 tcp dport 80 accept comment "for certificate renewal"
{% for service in cluster_services %}
{% set prefixes = service | allowed_prefixes %}
{% set ports = service.ports | compact_numlist %}
# service {{ service.name }}
{% if prefixes | ipv4 %}
ip saddr { {{ prefixes | ipv4 | join(', ') }} } tcp dport { {{ ports }} } accept
{% endif %}
{% if prefixes | ipv6 %}
ip6 saddr { {{ prefixes | ipv6 | join(', ') }} } tcp dport { {{ ports }} } accept
{% endif %}
{% endfor %}
}
}