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systemd: Switch virtlxcd to common templates

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Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Andrea Bolognani 2023-09-19 20:35:54 +02:00
parent c8b11f2724
commit 08287d8869
3 changed files with 23 additions and 48 deletions
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5
src/lxc/meson.build
View File

@ -164,11 +164,8 @@ if conf.has('WITH_LXC')
virt_daemon_units += {
'service': 'virtlxcd',
'service_in': files('virtlxcd.service.in'),
'name': 'Libvirt lxc',
'socket_in': libvirtd_socket_in,
'socket_ro_in': libvirtd_socket_ro_in,
'socket_admin_in': libvirtd_socket_admin_in,
'service_extra_in': files('virtlxcd.service.extra.in'),
}
openrc_init_files += {

22
src/lxc/virtlxcd.service.extra.in Normal file
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@ -0,0 +1,22 @@
[Unit]
Wants=systemd-machined.service
After=systemd-machined.service
After=remote-fs.target
[Service]
KillMode=process
# Raise hard limits to match behaviour of systemd >= 240.
# During startup, daemon will set soft limit to match hard limit
# per systemd recommendations
LimitNOFILE=1024:524288
# The cgroups pids controller can limit the number of tasks started by
# the daemon, which can limit the number of domains for some hypervisors.
# A conservative default of 8 tasks per guest results in a TasksMax of
# 32k to support 4096 guests.
TasksMax=32768
# With cgroups v2 there is no devices controller anymore, we have to use
# eBPF to control access to devices. In order to do that we create a eBPF
# hash MAP which locks memory. The default map size for 64 devices together
# with program takes 12k per guest. After rounding up we will get 64M to
# support 4096 guests.
LimitMEMLOCK=64M

44
src/lxc/virtlxcd.service.in
View File

@ -1,44 +0,0 @@
[Unit]
Description=Virtualization lxc daemon
Conflicts=libvirtd.service
Requires=virtlxcd.socket
Requires=virtlxcd-ro.socket
Requires=virtlxcd-admin.socket
Wants=systemd-machined.service
After=network.target
After=dbus.service
After=apparmor.service
After=remote-fs.target
After=systemd-machined.service
Documentation=man:virtlxcd(8)
Documentation=https://libvirt.org
[Service]
Type=notify
Environment=VIRTLXCD_ARGS="--timeout 120"
EnvironmentFile=-@initconfdir@/virtlxcd
ExecStart=@sbindir@/virtlxcd $VIRTLXCD_ARGS
ExecReload=/bin/kill -HUP $MAINPID
KillMode=process
Restart=on-failure
# Raise hard limits to match behaviour of systemd >= 240.
# During startup, daemon will set soft limit to match hard limit
# per systemd recommendations
LimitNOFILE=1024:524288
# The cgroups pids controller can limit the number of tasks started by
# the daemon, which can limit the number of domains for some hypervisors.
# A conservative default of 8 tasks per guest results in a TasksMax of
# 32k to support 4096 guests.
TasksMax=32768
# With cgroups v2 there is no devices controller anymore, we have to use
# eBPF to control access to devices. In order to do that we create a eBPF
# hash MAP which locks memory. The default map size for 64 devices together
# with program takes 12k per guest. After rounding up we will get 64M to
# support 4096 guests.
LimitMEMLOCK=64M
[Install]
WantedBy=multi-user.target
Also=virtlxcd.socket
Also=virtlxcd-ro.socket
Also=virtlxcd-admin.socket