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|
#!/bin/sh
#
# Check that netplan, systemd and cloud-init will properly cooperate
# and run newly generated service units just-in-time.
#
set -eu
if [ ! -x /tmp/autopkgtest-reboot ]; then
echo "SKIP: Testbed does not support reboot"
exit 0
fi
# parameters: service expect_running
assert_is_running() {
if [ "$2" = 1 ] && ! systemctl --quiet is-active "$1"; then
echo "ERROR: expected $1 to have started, but it was not" >&2
systemctl --no-pager status "$1"
exit 1
elif [ "$2" = 0 ] && systemctl --quiet is-active "$1"; then
echo "ERROR: expected $1 to not have started, but it was" >&2
systemctl --no-pager status "$1"
exit 1
else
systemctl --no-pager status "$1" || true
fi
}
# Always try to keep the management interface up and running
mkdir -p /etc/systemd/network
cat <<EOF > /etc/systemd/network/20-mgmt.network
[Match]
Name=eth0 en*
[Network]
DHCP=yes
KeepConfiguration=yes
EOF
case "${AUTOPKGTEST_REBOOT_MARK:-}" in
'')
echo "INFO: Preparing configuration"
mkdir -p /etc/netplan
# Any netplan YAML config
cat <<EOF > /etc/netplan/00test.yaml
network:
version: 2
bridges:
brtest00:
optional: true # ignore in systemd-networkd-wait-online.service to avoid testbed timeouts
addresses: [10.42.1.1/24]
EOF
chmod 600 /etc/netplan/00test.yaml
# Modify a dummy netplan service unit, which will be generated in
# /run/systemd/generator.late/ during early boot by Netplan's sd-generator
mkdir -p /etc/systemd/system/netplan-ovs-cleanup.service.d
cat <<EOF > /etc/systemd/system/netplan-ovs-cleanup.service.d/override.conf
[Unit]
ConditionFileIsExecutable=
[Service]
# Keep it running, so we can verify it was properly started
RemainAfterExit=yes
ExecStart=
ExecStart=echo "Testing. Doing nothing ..."
EOF
# A service simulating cloud-init, calling 'netplan generate' during early boot
# at the 'initialization' phase of systemd (before basic.target is reached).
cat <<EOF > /etc/systemd/system/cloud-init-dummy.service
[Unit]
Description=Simulating cloud-init's 'netplan generate' call during early boot
DefaultDependencies=no
Before=basic.target
Before=network.target
After=sysinit.target
[Install]
RequiredBy=basic.target
[Service]
Type=oneshot
# Keep it running, so we can verify it was properly started
RemainAfterExit=yes
ExecStart=/usr/sbin/netplan generate
EOF
# right after installation systemd-networkd may or may not be started
assert_is_running systemd-networkd.service status
systemctl disable systemd-networkd.service
systemctl enable cloud-init-dummy.service
echo "INFO: Configuration written, rebooting..."
/tmp/autopkgtest-reboot config
;;
config)
sleep 5 # Give some time for systemd to finish the boot transaction
echo "INFO: Validate that systemd-networkd, cloud-init-dummy.service and netplan-ovs-cleanup.service are running and our test bridge exists..."
assert_is_running systemd-networkd.service 1
assert_is_running cloud-init-dummy.service 1
assert_is_running netplan-ovs-cleanup.service 1
ip a show dev brtest00
echo "OK: Test bridge is configured and just-in-time services running."
# Cleanup
systemctl enable systemd-networkd.service
systemctl disable cloud-init-dummy.service
rm -rf /etc/systemd/system/netplan-ovs-cleanup.service.d/
rm /etc/systemd/system/cloud-init-dummy.service
rm /etc/netplan/00test.yaml
;;
*)
echo "INTERNAL ERROR: autopkgtest marker $AUTOPKGTEST_REBOOT_MARK unexpected" >&2
exit 1
;;
esac
|
