mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-10-31 05:40:42 +00:00
63 lines
2.3 KiB
Bash
63 lines
2.3 KiB
Bash
#!/bin/bash
|
|
|
|
# Copyright 2015 The Kubernetes Authors All rights reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
# Format and mount the disk, create directories on it for all of the master's
|
|
# persistent data, and link them to where they're used.
|
|
|
|
echo "Waiting for master pd to be attached"
|
|
attempt=0
|
|
while true; do
|
|
echo Attempt "$(($attempt+1))" to check for /dev/xvdb
|
|
if [[ -e /dev/xvdb ]]; then
|
|
echo "Found /dev/xvdb"
|
|
break
|
|
fi
|
|
attempt=$(($attempt+1))
|
|
sleep 1
|
|
done
|
|
|
|
# Mount Master Persistent Disk
|
|
echo "Mounting master-pd"
|
|
mkdir -p /mnt/master-pd
|
|
mkfs -t ext4 /dev/xvdb
|
|
echo "/dev/xvdb /mnt/master-pd ext4 noatime 0 0" >> /etc/fstab
|
|
mount /mnt/master-pd
|
|
|
|
# Contains all the data stored in etcd
|
|
mkdir -m 700 -p /mnt/master-pd/var/etcd
|
|
# Contains the dynamically generated apiserver auth certs and keys
|
|
mkdir -p /mnt/master-pd/srv/kubernetes
|
|
# Contains the cluster's initial config parameters and auth tokens
|
|
mkdir -p /mnt/master-pd/srv/salt-overlay
|
|
# Directory for kube-apiserver to store SSH key (if necessary)
|
|
mkdir -p /mnt/master-pd/srv/sshproxy
|
|
|
|
ln -s -f /mnt/master-pd/var/etcd /var/etcd
|
|
ln -s -f /mnt/master-pd/srv/kubernetes /srv/kubernetes
|
|
ln -s -f /mnt/master-pd/srv/sshproxy /srv/sshproxy
|
|
ln -s -f /mnt/master-pd/srv/salt-overlay /srv/salt-overlay
|
|
|
|
# This is a bit of a hack to get around the fact that salt has to run after the
|
|
# PD and mounted directory are already set up. We can't give ownership of the
|
|
# directory to etcd until the etcd user and group exist, but they don't exist
|
|
# until salt runs if we don't create them here. We could alternatively make the
|
|
# permissions on the directory more permissive, but this seems less bad.
|
|
if ! id etcd &>/dev/null; then
|
|
useradd -s /sbin/nologin -d /var/etcd etcd
|
|
fi
|
|
chown -R etcd /mnt/master-pd/var/etcd
|
|
chgrp -R etcd /mnt/master-pd/var/etcd
|