mirror of https://github.com/k3s-io/k3s
111 lines
3.4 KiB
Bash
Executable File
111 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2016 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Script used to configure node e2e test hosts from gce base images.
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# DISCLAIMER: This script is not actively tested or maintained. No guarantees that this will work
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# on any host environment. Contributions encouraged! Send PRs to pwittrock (github.com).
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#
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# At some point has successfully configured the following distros:
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# - ubuntu trusty
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# - containervm (no-op)
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# - rhel 7
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# - centos 7
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# - debian jessie
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# RHEL os detection
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cat /etc/*-release | grep "ID=\"rhel\""
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OS_RHEL=$?
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# On a systemd environment, enable cpu and memory accounting for all processes by default.
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if [ -d /etc/systemd ]; then
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cat <<EOF >kubernetes-accounting.conf
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[Manager]
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DefaultCPUAccounting=yes
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DefaultMemoryAccounting=yes
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EOF
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sudo mkdir -p /etc/systemd/system.conf.d/
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sudo cp kubernetes-accounting.conf /etc/systemd/system.conf.d
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sudo systemctl daemon-reload
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fi
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# For coreos, disable updates
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if $(sudo systemctl status update-engine &>/dev/null); then
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sudo systemctl mask update-engine locksmithd
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fi
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# Fixup sudoers require tty
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sudo grep -q "# Defaults requiretty" /etc/sudoers
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if [ $? -ne 0 ] ; then
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sudo sed -i 's/Defaults requiretty/# Defaults requiretty/' /etc/sudoers
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fi
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# Install nsenter for ubuntu images
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cat /etc/*-release | grep "ID=ubuntu"
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if [ $? -eq 0 ]; then
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if ! which nsenter > /dev/null; then
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echo "Do not find nsenter. Install it."
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NSENTER_BUILD_DIR=$(mktemp -d /tmp/nsenter-build-XXXXXX)
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cd $NSENTER_BUILD_DIR
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curl https://www.kernel.org/pub/linux/utils/util-linux/v2.31/util-linux-2.31.tar.gz | tar -zxf-
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sudo apt-get update
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sudo apt-get --yes install make
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sudo apt-get --yes install gcc
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cd util-linux-2.31
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./configure --without-ncurses
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make nsenter
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sudo cp nsenter /usr/local/bin
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rm -rf $NSENTER_BUILD_DIR
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fi
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fi
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# Install docker
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hash docker 2>/dev/null
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if [ $? -ne 0 ]; then
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# RHEL platforms should always install from RHEL repository
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# This will install the latest supported stable docker platform on RHEL
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if [ $OS_RHEL -eq 0 ]; then
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sudo yum install -y docker-latest
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sudo groupadd docker
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sudo systemctl enable docker-latest.service
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sudo systemctl start docker-latest.service
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else
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curl -fsSL https://get.docker.com/ | sh
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sudo service docker start
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sudo systemctl enable docker.service
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fi
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fi
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# Allow jenkins access to docker
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id jenkins || sudo useradd jenkins -m
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sudo usermod -a -G docker jenkins
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# install lxc
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cat /etc/*-release | grep "ID=debian"
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if [ $? -ne 0 ]; then
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hash apt-get 2>/dev/null
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if [ $? -ne 1 ]; then
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sudo apt-get install lxc -y
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lxc-checkconfig
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sudo sed -i 's/GRUB_CMDLINE_LINUX="\(.*\)"/GRUB_CMDLINE_LINUX="\1 cgroup_enable=memory"/' /etc/default/grub
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sudo update-grub
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fi
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fi
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# delete init kubelet from containervm so that is doesn't startup
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if [ -f /etc/init.d/kubelet ]; then
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sudo rm /etc/init.d/kubelet
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fi
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