运维脚本

关于脚本

​ 这是我日常生活中写的一些脚本，自己也会经常用到，主要是对于一些应用的部署，也是非常简单的，这里的脚本我也会经常更新，写出更好的脚本

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1.配置yum源
vim yum.sh
#!/bin/bash
rm -rf /etc/yum.repos.d/repo*
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
yum makecache fast
curl -o /etc/yum.repos.d/epel.repo https://mirrors.aliyun.com/repo/epel-7.repo
yum makecache fast
yum -y install vim net-tools ifconfig netstat bash-completion-extras、bash-completion

2.安装mysql
vim.mysql.sh
#!/bin/bash
password=Xiaocai@123
yum -y remove mysqld
rpm -qa | grep mysql | xargs rpm -e --nodeps
find / -name "*mysql*"  -exec rm -rf  {} \;	# 一般最好不要加这个
userdel -r mysql
groupdel mysql
rm -rf /etc/my*
rm -rf /var/lib/mysql
wget https://dev.mysql.com/get/mysql80-community-release-el7-7.noarch.rpm
yum -y install mysql80-community-release-el7-7.noarch.rpm
sed -i '/mysql-5.7-community/{n;s/0/1/};/mysql-8.0-community/{n;s/1/0/}' /etc/yum.repos.d/mysql-community.repo
sed -ri s/SELINUX=enforcing/SELINUX=disabled/g /etc/selinux/config && setenforce 0
systemctl stop firewalld && systemctl disable firewalld
yum -y groupinstall "Development Tools"i
yum -y install mysql-community-server
systemctl start mysqld && systemctl enable mysqld
passwd=`grep "A temporary password" /var/log/mysqld.log |sed -r 's/.*localhost: (.*)$/\1/'`
mysqladmin -u root -p"$passwd" password  "$password"
echo "validate-password=OFF" >> /etc/my.cnf
systemctl restart mysqld
mysqladmin -u root -p"$password" password  '123'
mysql -uroot -p123

3.安装docker
vim docker.sh
#!/bin/bash
yum remove docker-ce docker-ce-cli containerd.io -y
rm -rf /var/lib/docker
rm -rf /var/lib/containerd
rm -rf /var/lib/dockershim
rm -rf /run/docker
rm -rf /etc/docker
yum install -y yum-utils   device-mapper-persistent-data   lvm2
curl https://gitee.com/leedon21/k8s/raw/master/docker-ce.repo -o /etc/yum.repos.d/docker-ce.repo
yum install -y docker-ce-19.03.0-3.el7
systemctl start docker
docker version
systemctl daemon-reload
systemctl restart docker

4.安装docker-compose	# 安装1.0的大版本脚本
vim docker-compose.sh
#!/bin/bash
rm -rf  /usr/local/bin/docker-compose
rm -rf /usr/bin/docker-compose
curl -L "https://github.com/docker/compose/releases/download/1.26.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
docker-compose --version

4.1安装docker-compose # 安装2.0大版本的脚步
vim docker-compose.sh
#!/bin/bash
rm -rf  /usr/local/bin/docker-compose
rm -rf /usr/bin/docker-compose
mkdir -p ~/.docker/cli-plugins/
curl -SL https://github.com/docker/compose/releases/download/v2.6.0/docker-compose-linux-x86_64 -o ~/.docker/cli-plugins/docker-compose
chmod +x ~/.docker/cli-plugins/docker-compose
ln -s ~/.docker/cli-plugins/docker-compose /usr/bin/docker-compose
docker compose --version

5.安装gitlab
vim gitlab.sh
#!/bin/bash
wget https://mirrors.cloud.tencent.com/gitlab-ce/yum/el7/gitlab-ce-15.9.2-ce.0.el7.x86_64.rpm
yum localinstall -y gitlab-ce-15.9.2-ce.0.el7.x86_64.rpm
sed -i 's/external_url 'http:/\/\gitlab.example.com'/external_url 'http:/\/\10.0.9.234' /etc/gitlab/gitlab.rb
gitlab-ctl reconfigure 
gitlab-ctl start
：wq
cat /etc/gitlab/initial_root_password	# 默认用户名为root，查看默认密码

6.安装reids
vim redis.sh
#!/bin/bash
tar xf /root/test/redis-4.0.6.tar.gz  -C /usr/local/
cd /usr/local/redis-4.0.6/
make
ln -s /usr/local/redis-4.0.6/src/redis-server /usr/bin
ln -s /usr/local/redis-4.0.6/src/redis-cli /usr/bin
sed -i 's/daemonize no/daemonize yes/'	/usr/local/redis-4.0.6/redis.conf
sed -i 's/bind 127.0.0.1/bind 0.0.0.0/'	/usr/local/redis-4.0.6/redis.conf
redis-server /usr/local/redis-4.0.6/redis.conf		# 启动
redis-cli

7.编译安装nginx
vim bianyi-nginx.sh
#!/bin/bash
yum -y install gcc gcc-c++ pcre pcre-devel openssl openssl-devel zlib zlib-devel
id nginx
if [ $? -ne 0 ]
then
        useradd nginx
fi
echo 1 | passwd --stdin nginx
cd /root/test
wget http://nginx.org/download/nginx-1.16.0.tar.gz
tar xf nginx-1.16.0.tar.gz -C /usr/local/
cd /usr/local/nginx-1.16.0/
./configure --prefix=/usr/local/nginx --group=nginx --user=nginx --sbin-path=/usr/local/nginx/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --http-client-body-temp-path=/tmp/nginx/client_body --http-proxy-temp-path=/tmp/nginx/proxy --http-fastcgi-temp-path=/tmp/nginx/fastcgi --pid-path=/var/run/nginx.pid --lock-path=/var/lock/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_gzip_static_module --with-pcre --with-http_realip_module --with-stream
make && make install
/usr/local/nginx/sbin/nginx -t
mkdir -p /tmp/nginx
mkdir /usr/local/nginx/logs
mkdir -p /tmp/nginx/client_body
/usr/local/nginx/sbin/nginx
ln -s /usr/local/nginx/sbin/nginx /usr/sbin/nginx
:wq
# 命令
nginx -V # 查看nginx模块
nginx -c /path/nginx.conf # 以特定目录下的配置文件启动nginx:
nginx -s reload # 修改配置后重新加载生效
nginx -s stop # 快速停止nginx
nginx -t # 测试当前配置文件是否正确
nginx -t -c /path/to/nginx.conf # 测试特定的nginx配置文件是否正确
chmod +x /etc/init.d/nginx #添加权限
systemctl daemon-reload  #重新加载系统启动文件
systemctl start nginx #启动并设置开机自启

        
8.脚本部署es
#!/bin/bash
tar -xvf /root/elasticsearch-7.17.1-linux-x86_64.tar.gz
echo -e '* soft nofile 65536\n* hard nofile 131072\n* soft nproc 2048\n* hard nproc 4096' >> /etc/security/limits.conf
echo 'vm.max_map_count=655360' >> /etc/sysctl.conf
sysctl -p
sed -i 's/-Xms1g/-Xms3g/' elasticsearch-7.17.1/config/jvm.options
sed -i 's/-Xmx1g/-Xmx3g/' elasticsearch-7.17.1/config/jvm.options
echo -e 'cluster.name: es-cluster\nnode.name: ES01\nnode.master: true\nnode.data: true\nnode.max_local_storage_nodes: 1\nnetwork.host: 0.0.0.0\nhttp.port: 9200\ntransport.tcp.port: 9300\ndiscovery.seed_hosts: ["11.25.255.631:9300"]\ncluster.initial_master_nodes: ["ES01"]\npath.data: /home/elastic/elasticsearch-7.17.1/data\npath.logs: /home/elastic/elasticsearch-7.17.1/logs\nxpack.security.enabled: true\nxpack.license.self_generated.type: basic\nxpack.security.transport.ssl.enabled: true\nxpack.security.transport.ssl.verification_mode: certificate\nxpack.security.transport.ssl.keystore.path: certs/elastic-certificates.p12\nxpack.security.transport.ssl.truststore.path: certs/elastic-certificates.p12\ningest.geoip.downloader.enabled: false' > elasticsearch-7.17.1/config/elasticsearch.yml
mkdir -p /home/elastic/elasticsearch-7.17.1/data
mkdir -p /home/elastic/elasticsearch-7.17.1/logs
cd elasticsearch-7.17.1
echo -e '\n\n' | ./bin/elasticsearch-certutil ca
echo -e '\n\n\n' |  ./bin/elasticsearch-certutil cert --ca elastic-stack-ca.p12
mkdir config/certs
mv elastic-certificates.p12 elastic-stack-ca.p12 /config/certs
cd ~/elasticsearch-7.17.1/bin
./elasticsearch-plugin install https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v7.17.1/elasticsearch-analysis-ik-7.17.1.zip
cd ~/elasticsearch-7.17.1/bin
./elasticsearch-plugin install https://artifacts.elastic.co/downloads/elasticsearch-plugins/ingest-attachment/ingest-attachment-7.17.1.zip
cd ~/elasticsearch-7.17.1/bin
./elasticsearch-plugin install https://github.com/hailin0/elasticsearch-analysis-dynamic-synonym/archive/refs/heads/master.zip

useradd elastic
echo elastic | passwd --stdin elastic
mv elasticsearch-7.17.1 /home/elastic/
cd /home/elastic
chown -R elastic:elastic elasticsearch-7.17.1/
su - elastic
cd elasticsearch-7.17.1/bin
./elasticsearch -d
echo -e \"y\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\nelastic\n\" | ./elasticsearch-setup-passwords interactive
运维
#学习
运维脚本
https://xiaocai.icu/2023/08/07/博客-脚本/
作者
小菜
发布于
2023年8月7日
许可协议