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-rw-r--r--roles/common/handlers/main.yml3
-rw-r--r--roles/common/tasks/ntp.yml29
-rwxr-xr-xroles/common/templates/etc/nftables.conf.j28
-rw-r--r--roles/common/templates/etc/ntp.conf.j212
-rw-r--r--roles/common/templates/etc/systemd/timesyncd.conf.d/fripost.conf.j29
5 files changed, 40 insertions, 21 deletions
diff --git a/roles/common/handlers/main.yml b/roles/common/handlers/main.yml
index 9cc94bf..bbaaef5 100644
--- a/roles/common/handlers/main.yml
+++ b/roles/common/handlers/main.yml
@@ -29,6 +29,9 @@
- name: Restart rsyslog
service: name=rsyslog state=restarted
+- name: Restart systemd-timesyncd
+ service: name=systemd-timesyncd state=restarted
+
- name: Restart ntp
service: name=ntp state=restarted
diff --git a/roles/common/tasks/ntp.yml b/roles/common/tasks/ntp.yml
index f9a01c8..60ffef9 100644
--- a/roles/common/tasks/ntp.yml
+++ b/roles/common/tasks/ntp.yml
@@ -1,15 +1,30 @@
-- name: Install ntp
- apt: pkg=ntp
+- name: Install/Remove ntp
+ # TODO bullseye: install new package 'systemd-timesyncd'
+ apt: pkg=ntp state={{ state }} purge=yes
+ vars:
+ state: "{{ ('NTP_master' in group_names) | ternary('present', 'absent') }}"
+
+- name: Create /etc/systemd/timesyncd.conf.d
+ file: path=/etc/systemd/timesyncd.conf.d
+ state=directory
+ owner=root group=root
+ mode=0755
+ when: "'NTP_master' not in group_names"
- name: Configure ntp
- template: src=etc/ntp.conf.j2
- dest=/etc/ntp.conf
+ template: src=etc/{{ conf }}.j2
+ dest=/etc/{{ conf }}
owner=root group=root
mode=0644
+ vars:
+ conf: "{{ ('NTP_master' in group_names) | ternary('ntp.conf', 'systemd/timesyncd.conf.d/fripost.conf') }}"
+ service: "{{ ('NTP_master' in group_names) | ternary('ntp', 'systemd-timesyncd') }}"
notify:
- - Restart ntp
+ - Restart {{ service }}
- meta: flush_handlers
-- name: Start ntp
- service: name=ntp state=started
+- name: Start and enable ntp
+ service: name={{ service }}.service state=started enabled=true
+ vars:
+ service: "{{ ('NTP_master' in group_names) | ternary('ntp', 'systemd-timesyncd') }}"
diff --git a/roles/common/templates/etc/nftables.conf.j2 b/roles/common/templates/etc/nftables.conf.j2
index c89a136..808383c 100755
--- a/roles/common/templates/etc/nftables.conf.j2
+++ b/roles/common/templates/etc/nftables.conf.j2
@@ -168,7 +168,9 @@ table inet filter {
# incoming ICMP/ICMPv6 traffic was filtered in the ingress chain already
meta l4proto { icmp, icmpv6 } counter accept
- udp sport 123 udp dport 123 ct state related,established accept
+ # NTP (ntpd uses sport 123 but systemd-timesyncd does not)
+ udp sport 123 ct state related,established accept
+
{% if groups.all | length > 1 %}
udp sport 500 udp dport 500 ct state new,related,established accept
{% if groups.NATed | length > 0 %}
@@ -206,7 +208,9 @@ table inet filter {
meta l4proto { icmp, icmpv6 } counter accept
- udp sport 123 udp dport 123 ct state new,related,established accept
+ # NTP (ntpd uses sport 123 but systemd-timesyncd does not)
+ udp dport 123 ct state new,related,established accept
+
{% if groups.all | length > 1 %}
udp sport 500 udp dport 500 ct state new,related,established accept
{% if groups.NATed | length > 0 %}
diff --git a/roles/common/templates/etc/ntp.conf.j2 b/roles/common/templates/etc/ntp.conf.j2
index 1016d55..b76f0dd 100644
--- a/roles/common/templates/etc/ntp.conf.j2
+++ b/roles/common/templates/etc/ntp.conf.j2
@@ -15,7 +15,6 @@ filegen clockstats file clockstats type day enable
# You do need to talk to an NTP server or two (or three).
-{% if 'NTP_master' in group_names %}
# Use Stratum One Time Servers:
# http://support.ntp.org/bin/view/Servers/StratumOneTimeServers
server sth1.ntp.se iburst
@@ -24,17 +23,6 @@ server gbg1.ntp.se iburst
server gbg2.ntp.se iburst
server ntp1.sp.se iburst
server ntp2.sp.se iburst
-{% else %}
-# Sychronize to our (stratum 2) NTP server, to ensure our network has a
-# consistent time.
-{% for host in groups['NTP_master'] | sort %}
-server {{ ipsec[ hostvars[host].inventory_hostname_short ] }} prefer iburst
-{% endfor %}
-pool 0.{{ geoip | default('debian') }}.pool.ntp.org iburst
-pool 1.{{ geoip | default('debian') }}.pool.ntp.org iburst
-pool 2.{{ geoip | default('debian') }}.pool.ntp.org iburst
-pool 3.{{ geoip | default('debian') }}.pool.ntp.org iburst
-{% endif %}
# Access control configuration; see /usr/share/doc/ntp-doc/html/accopt.html for
diff --git a/roles/common/templates/etc/systemd/timesyncd.conf.d/fripost.conf.j2 b/roles/common/templates/etc/systemd/timesyncd.conf.d/fripost.conf.j2
new file mode 100644
index 0000000..f578cd9
--- /dev/null
+++ b/roles/common/templates/etc/systemd/timesyncd.conf.d/fripost.conf.j2
@@ -0,0 +1,9 @@
+[Time]
+# Sychronize to our (stratum 2) NTP server, to ensure our network has a
+# consistent time.
+{%- set ntp = [] -%}
+{%- for host in groups['NTP_master'] -%}
+{%- set _ = ntp.append(ipsec[ hostvars[host].inventory_hostname_short ]) -%}
+{%- endfor %}
+
+NTP={{ ntp | join(' ') }}