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Merge pull request #21471 from justinsb/kube_up_auto_upgrade

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k8s-merge-robot 2016-03-02 21:00:43 -08:00
commit 2cf3c7809e
2 changed files with 54 additions and 0 deletions
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2
cluster/aws/util.sh
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@ -999,6 +999,7 @@ function start-master() {
echo "cat > kube_env.yaml << __EOF_MASTER_KUBE_ENV_YAML"
cat ${KUBE_TEMP}/master-kube-env.yaml
echo "AUTO_UPGRADE: 'true'"
# TODO: get rid of these exceptions / harmonize with common or GCE
echo "DOCKER_STORAGE: $(yaml-quote ${DOCKER_STORAGE:-})"
echo "API_SERVERS: $(yaml-quote ${MASTER_INTERNAL_IP:-})"
@ -1093,6 +1094,7 @@ function start-minions() {
echo "cd /var/cache/kubernetes-install"
echo "cat > kube_env.yaml << __EOF_KUBE_ENV_YAML"
cat ${KUBE_TEMP}/node-kube-env.yaml
echo "AUTO_UPGRADE: 'true'"
# TODO: get rid of these exceptions / harmonize with common or GCE
echo "DOCKER_STORAGE: $(yaml-quote ${DOCKER_STORAGE:-})"
echo "API_SERVERS: $(yaml-quote ${MASTER_INTERNAL_IP:-})"

52
cluster/gce/configure-vm.sh
View File

@ -212,6 +212,57 @@ apt-get-update() {
done
}
# Restart any services that need restarting due to a library upgrade
# Uses needrestart
restart-updated-services() {
# We default to restarting services, because this is only done as part of an update
if [[ "${AUTO_RESTART_SERVICES:-true}" != "true" ]]; then
echo "Auto restart of services prevented by AUTO_RESTART_SERVICES=${AUTO_RESTART_SERVICES}"
return
fi
echo "Restarting services with updated libraries (needrestart -r a)"
# The pipes make sure that needrestart doesn't think it is running with a TTY
# Debian bug #803249; fixed but not necessarily in package repos yet
echo "" | needrestart -r a 2>&1 | tee /dev/null
}
# Reboot the machine if /var/run/reboot-required exists
reboot-if-required() {
if [[ ! -e "/var/run/reboot-required" ]]; then
return
fi
echo "Reboot is required (/var/run/reboot-required detected)"
if [[ -e "/var/run/reboot-required.pkgs" ]]; then
echo "Packages that triggered reboot:"
cat /var/run/reboot-required.pkgs
fi
# We default to rebooting the machine because this is only done as part of an update
if [[ "${AUTO_REBOOT:-true}" != "true" ]]; then
echo "Reboot prevented by AUTO_REBOOT=${AUTO_REBOOT}"
return
fi
rm -f /var/run/reboot-required
rm -f /var/run/reboot-required.pkgs
echo "Triggering reboot"
init 6
}
# Install upgrades using unattended-upgrades, then reboot or restart services
auto-upgrade() {
# We default to not installing upgrades
if [[ "${AUTO_UPGRADE:-false}" != "true" ]]; then
echo "AUTO_UPGRADE not set to true; won't auto-upgrade"
return
fi
apt-get-install unattended-upgrades needrestart
unattended-upgrade --debug
reboot-if-required # We may reboot the machine right here
restart-updated-services
}
#
# Install salt from GCS. See README.md for instructions on how to update these
# debs.
@ -834,6 +885,7 @@ if [[ -z "${is_push}" ]]; then
ensure-install-dir
ensure-packages
set-kube-env
auto-upgrade
ensure-local-disks
[[ "${KUBERNETES_MASTER}" == "true" ]] && mount-master-pd
create-salt-pillar