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126 lines
4.3 KiB
Bash
126 lines
4.3 KiB
Bash
#!/bin/bash
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#
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#**********************************************************************************************
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#Author: Raymond
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#QQ: 88563128
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#Date: 2022-04-22
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#FileName: install_containerd_binary.sh
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#URL: raymond.blog.csdn.net
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#Description: install_containerd_binary for centos 7/8 & ubuntu 18.04/20.04 & Rocky 8
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#Copyright (C): 2021 All rights reserved
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#*********************************************************************************************
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SRC_DIR=/usr/local/src
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COLOR="echo -e \\033[01;31m"
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END='\033[0m'
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URL='https://mirrors.cloud.tencent.com/docker-ce/linux/static/stable/x86_64/'
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DOCKER_FILE=docker-20.10.14.tgz
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HARBOR_DOMAIN=harbor.raymonds.cc
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USERNAME=admin
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PASSWORD=123456
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os(){
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OS_ID=`sed -rn '/^NAME=/s@.*="([[:alpha:]]+).*"$@\1@p' /etc/os-release`
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}
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check_file (){
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cd ${SRC_DIR}
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rpm -q wget &> /dev/null || yum -y install wget &> /dev/null
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if [ ! -e ${DOCKER_FILE} ];then
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${COLOR}"缺少${DOCKER_FILE}文件,如果是离线包,请把文件放到${SRC_DIR}目录下"${END}
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${COLOR}'开始下载DOCKER二进制安装包'${END}
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wget ${URL}${DOCKER_FILE} || { ${COLOR}"DOCKER二进制安装包下载失败"${END}; exit; }
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else
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${COLOR}"相关文件已准备好"${END}
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fi
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}
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install(){
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[ -f /usr/bin/containerd ] && { ${COLOR}"Containerd已存在，安装失败"${END};exit; }
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${COLOR}"开始安装Containerd..."${END}
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tar xf ${DOCKER_FILE}
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mv docker/* /usr/bin/
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cat > /lib/systemd/system/containerd.service <<-EOF
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# Copyright The containerd 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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[Unit]
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Description=containerd container runtime
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Documentation=https://containerd.io
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After=network.target local-fs.target
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[Service]
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ExecStartPre=-/sbin/modprobe overlay
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ExecStart=/usr/bin/containerd
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Type=notify
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Delegate=yes
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KillMode=process
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Restart=always
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RestartSec=5
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# Having non-zero Limit*s causes performance problems due to accounting overhead
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# in the kernel. We recommend using cgroups to do container-local accounting.
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LimitNPROC=infinity
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LimitCORE=infinity
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LimitNOFILE=infinity
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# Comment TasksMax if your systemd version does not supports it.
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# Only systemd 226 and above support this version.
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TasksMax=infinity
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OOMScoreAdjust=-999
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[Install]
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WantedBy=multi-user.target
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EOF
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cat > /etc/modules-load.d/containerd.conf <<-EOF
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overlay
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br_netfilter
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EOF
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modprobe -- overlay
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modprobe -- br_netfilter
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cat > /etc/sysctl.d/99-kubernetes-cri.conf <<-EOF
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net.bridge.bridge-nf-call-iptables = 1
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net.ipv4.ip_forward = 1
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net.bridge.bridge-nf-call-ip6tables = 1
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EOF
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sysctl --system &> /dev/null
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mkdir -p /etc/containerd
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containerd config default | tee /etc/containerd/config.toml &> /dev/null
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sed -ri 's/(.*SystemdCgroup = ).*/\1true/' /etc/containerd/config.toml
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sed -ri 's@(.*sandbox_image = ).*@\1\"registry.aliyuncs.com/google_containers/pause:3.6\"@' /etc/containerd/config.toml
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sed -i '/.*registry.mirrors.*/a\ [plugins."io.containerd.grpc.v1.cri".registry.mirrors."docker.io"]\n endpoint = ["https://registry.docker-cn.com" ,"http://hub-mirror.c.163.com" ,"https://docker.mirrors.ustc.edu.cn"]' /etc/containerd/config.toml
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systemctl daemon-reload && systemctl enable --now containerd &> /dev/null
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cat > /etc/crictl.yaml <<-EOF
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runtime-endpoint: unix:///run/containerd/containerd.sock
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image-endpoint: unix:///run/containerd/containerd.sock
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timeout: 10
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debug: false
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EOF
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systemctl is-active containerd &> /dev/null && ${COLOR}"Containerd 服务启动成功"${END} || { ${COLOR}"Containerd 启动失败"${END};exit; }
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ctr version && ${COLOR}"Containerd 安装成功"${END} || ${COLOR}"Containerd 安装失败"${END}
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}
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set_alias(){
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echo 'alias rmi="ctr images list -q|xargs ctr images rm"' >> ~/.bashrc
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}
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main(){
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os
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check_file
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install
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set_alias
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}
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main
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