diff options
Diffstat (limited to 'roles/common/templates/etc')
| -rw-r--r-- | roles/common/templates/etc/apt/preferences.j2 | 10 | ||||
| -rw-r--r-- | roles/common/templates/etc/apt/sources.list.j2 | 6 | ||||
| -rw-r--r-- | roles/common/templates/etc/ipsec.conf.j2 | 1 | ||||
| -rwxr-xr-x | roles/common/templates/etc/nftables.conf.j2 | 29 |
4 files changed, 24 insertions, 22 deletions
diff --git a/roles/common/templates/etc/apt/preferences.j2 b/roles/common/templates/etc/apt/preferences.j2 index 383037f..39b610e 100644 --- a/roles/common/templates/etc/apt/preferences.j2 +++ b/roles/common/templates/etc/apt/preferences.j2 @@ -1,10 +1,10 @@ # {{ ansible_managed }} # Do NOT edit this file directly! -# Install updates as soon as they're available -Package: * -Pin: release o=Debian, n={{ ansible_lsb.codename }}-updates -Pin-Priority: 990 +## Install updates as soon as they're available +#Package: * +#Pin: release o=Debian, n={{ ansible_lsb.codename }}-updates +#Pin-Priority: 990 {% if 'backports' in group_names -%} # Automatically packages from backports (those manually installed) @@ -20,7 +20,7 @@ Pin: release o=Debian Pin-Priority: 200 {% endif %} -{% if ansible_processor[1] is search('^(Genuine)?Intel.*') and not ansible_virtualization_role == 'guest' -%} +{% if ansible_processor[1] is search('^(Genuine)?Intel.*') and not ansible_virtualization_role == 'guest' and ansible_lsb.major_release | int < 12 -%} # Automatically upgrade the microcode (when manually installed) Package: intel-microcode iucode-tool Pin: release o=Debian diff --git a/roles/common/templates/etc/apt/sources.list.j2 b/roles/common/templates/etc/apt/sources.list.j2 index c8f5dfc..f524f2f 100644 --- a/roles/common/templates/etc/apt/sources.list.j2 +++ b/roles/common/templates/etc/apt/sources.list.j2 @@ -2,11 +2,11 @@ # Do NOT edit this file directly! # vim: set filetype=debsources : -deb https://deb.debian.org/debian {{ ansible_lsb.codename }} main{% if inventory_hostname_short in non_free_packages.keys() or (ansible_processor[1] is search("^(Genuine)?Intel.*") and not ansible_virtualization_role == 'guest') %} contrib non-free{% endif %} +deb https://deb.debian.org/debian {{ ansible_lsb.codename }} main{% if inventory_hostname_short in non_free_packages.keys() or (ansible_processor[1] is search("^(Genuine)?Intel.*") and not ansible_virtualization_role == 'guest' and ansible_lsb.major_release | int < 12) %} contrib non-free{% endif %}{% if ansible_lsb.major_release | int >= 12 %} non-free-firmware{% endif %} -deb https://deb.debian.org/debian-security {{ ansible_lsb.codename }}{% if ansible_lsb.major_release | int < 11 %}/updates{% else %}-security{% endif %} main{% if inventory_hostname_short in non_free_packages.keys() or (ansible_processor[1] is search("^(Genuine)?Intel.*") and not ansible_virtualization_role == 'guest') %} contrib non-free{% endif %} +deb https://deb.debian.org/debian-security {{ ansible_lsb.codename }}{% if ansible_lsb.major_release | int < 11 %}/updates{% else %}-security{% endif %} main{% if inventory_hostname_short in non_free_packages.keys() or (ansible_processor[1] is search("^(Genuine)?Intel.*") and not ansible_virtualization_role == 'guest' and ansible_lsb.major_release | int < 12) %} contrib non-free{% endif %}{% if ansible_lsb.major_release | int >= 12 %} non-free-firmware{% endif %} -deb https://deb.debian.org/debian {{ ansible_lsb.codename }}-updates main +deb https://deb.debian.org/debian {{ ansible_lsb.codename }}-updates main{% if ansible_lsb.major_release | int >= 12 %} non-free-firmware{% endif %} {% if 'backports' in group_names -%} deb https://deb.debian.org/debian {{ ansible_lsb.codename }}-backports main diff --git a/roles/common/templates/etc/ipsec.conf.j2 b/roles/common/templates/etc/ipsec.conf.j2 index e7505b4..eaa9a08 100644 --- a/roles/common/templates/etc/ipsec.conf.j2 +++ b/roles/common/templates/etc/ipsec.conf.j2 @@ -37,6 +37,7 @@ conn {{ hostvars[host].inventory_hostname_short }} {% endif %} rightsigkey = {{ hostvars[host].inventory_hostname_short }}.pem rightsubnet = {{ ipsec[ hostvars[host].inventory_hostname_short ] | ansible.utils.ipv4 }}/32 + reqid = {{ ipsec[ hostvars[host].inventory_hostname_short ].replace(":",".").split(".")[-1] }} {% if 'NATed' not in group_names and 'NATed' in hostvars[host].group_names %} mobike = yes {% endif %} diff --git a/roles/common/templates/etc/nftables.conf.j2 b/roles/common/templates/etc/nftables.conf.j2 index 805d1a8..f603ed9 100755 --- a/roles/common/templates/etc/nftables.conf.j2 +++ b/roles/common/templates/etc/nftables.conf.j2 @@ -155,16 +155,8 @@ table inet filter { iif lo accept - # XXX Bullseye: this is a rather crude match as nftables 0.9.0 lacks support for ipsec expressions - # to match match inbound resp. outbound policies and source resp. destination tunnel addresses. - # https://serverfault.com/questions/971735/how-to-match-reqid-in-nftables - # https://blog.fraggod.net/2016/09/25/nftables-re-injected-ipsec-matching-without-xt_policy.html - # (We can't use marks to match post-ESP decapsulation here because that doesn't work well with UDP - # encapsulation.) We'll also pin the reqid to the lowest address byte in ipsec.conf(5); that way - # peers can't impersonate each other. meta l4proto esp accept - # ip saddr {{ ipsec_subnet }} ip daddr {{ ipsec[inventory_hostname_short] }} ipsec in reqid $i accept - ip saddr {{ ipsec_subnet }} ip daddr {{ ipsec[inventory_hostname_short] }} meta secpath exists accept + ip daddr {{ ipsec[inventory_hostname_short] }} jump ipsec-in # incoming ICMP/ICMPv6 traffic was filtered in the ingress chain already meta l4proto { icmp, icmpv6 } counter accept @@ -200,12 +192,8 @@ table inet filter { oif lo accept - # XXX Bullseye: unlike for input we can't use marks or test for - # secpath existence here, because by the time we see a packet to - # 172.16.0.0/24 we don't know if it'll be encapsulated meta l4proto esp accept - # ip saddr {{ ipsec[inventory_hostname_short] }} ip daddr {{ ipsec_subnet }} ipsec out reqid $i accept - ip saddr {{ ipsec[inventory_hostname_short] }} ip daddr {{ ipsec_subnet }} accept + ip saddr {{ ipsec[inventory_hostname_short] }} jump ipsec-out meta l4proto { icmp, icmpv6 } counter accept @@ -234,4 +222,17 @@ table inet filter { meta l4proto udp counter reject counter reject } + + chain ipsec-in { +{% for h in ipsec.keys() | difference([inventory_hostname_short]) | sort %} + ip saddr {{ ipsec[h] }} ipsec in reqid {{ ipsec[h].replace(":",".").split(".")[-1] }} counter accept +{% endfor %} + log prefix "ipsec-in " drop + } + chain ipsec-out { +{% for h in ipsec.keys() | difference([inventory_hostname_short]) | sort %} + ip daddr {{ ipsec[h] }} ipsec out reqid {{ ipsec[h].replace(":",".").split(".")[-1] }} counter accept +{% endfor %} + log prefix "ipsec-out " drop + } } |