summarize linux knowledge
=========================GIT===============================
Q1: Permissions 0644 for '/root/.ssh/id_rsa' are too open.
A: chmod 600 /root/.ssh/id_rsa
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Q2: Git SSH
A: ssh-keygen -t rsa -C "[email protected]"
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Q3: Git Config
A: git config --global user.name "your_name" git config --global user.email "your_email"
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Q4:
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HuaWei ECS 11/5/2020
https://mirrors.huaweicloud.com/
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=========================Docker=============================
1. 安装:
1)下载repo: wget -O /etc/yum.repos.d/docker-ce.repo https://repo.huaweicloud.com/docker-ce/linux/centos/docker-ce.repo
2)软件仓库地址替换: sudo sed -i 's+download.docker.com+repo.huaweicloud.com/docker-ce+' /etc/yum.repos.d/docker-ce.repo
3) yum install docker-ce
2. 运行:
systemctl start docker
3. 运行Mysql8
1) docker run --name bruce-mysql -e MYSQL_ROOT_PASSWORD=123456 -p 3306:3306 -d mysql:latest
2) 替换加密caching_sha2_password -> mysql_native_password
1.mysql -uroot -p
2.use mysql;
3.ALTER USER 'root'@'localhost' IDENTIFIED BY '123456' PASSWORD EXPIRE NEVER;
4.ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '123456';
5.ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456';
6.flush privileges;
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=========================user=============================
useradd bruce
passwd bruce
=========================jdk=============================
yum install java-1.8.0
查找java路径
ls -lrt /usr/bin/java
ls -lrt /etc/alternatives/java
/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64/jre/bin/java
export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-0.el7_8.x86_64
export JRE_HOME=$JAVA_HOME/jre
启动tomcat，才能成功
=========================maven=============================
1. 安装
1)wget https://mirrors.bfsu.edu.cn/apache/maven/maven-3/3.6.3/binaries/apache-maven-3.6.3-bin.tar.gz
2)tar -zxvf apache-maven-3.6.3-bin.tar.gz
3)vim /etc/profile
4)
export M2_HOME=/home/bruce/apache-maven-3.6.3
export PATH=$PATH:$M2_HOME/bin
5)source /etc/profile
=========================nodejs=============================
1. 安装
1)wget https://nodejs.org/dist/v14.15.0/node-v14.15.0-linux-x64.tar.xz
2)tar -xvf node-v14.15.0-linux-x64.tar.xz
3)ln -s /home/bruce/node-v14.15.0-linux-x64/bin/npm /usr/local/bin/
4)ln -s /home/bruce/node-v14.15.0-linux-x64/bin/node /usr/local/bin/
2.
npm install @vue/cli
3.
npm config
npm config set registry https://repo.huaweicloud.com/repository/npm/
npm config set sass_binary_site https://repo.huaweicloud.com/node-sass
npm config set phantomjs_cdnurl https://repo.huaweicloud.com/phantomjs
npm config set chromedriver_cdnurl https://repo.huaweicloud.com/chromedriver
npm config set operadriver_cdnurl https://repo.huaweicloud.com/operadriver
npm config set electron_mirror https://repo.huaweicloud.com/electron/
npm config set python_mirror https://repo.huaweicloud.com/python
# tar -zxvf Python-3.6.1.tgz
进入解压后的目录，编译安装。
# cd Python-3.6.1
# ./configure --prefix=/usr/local/python3
# make && make install
建立python3的软链
# ln -s /usr/local/python3/bin/python3 /usr/bin/python3
=========================pip3=============================
mkdir ~/.pip/pip.conf
[global]
index-url = https://repo.huaweicloud.com/repository/pypi/simple
trusted-host = repo.huaweicloud.com
timeout = 120
=========================nginx=============================
1. 安装
1)wget https://repo.huaweicloud.com/nginx/nginx-1.19.4.tar.gz
yum -y install gcc pcre-devel zlib-devel openssl openssl-devel
2)cd nginx-1.19.4
3)./configure --prefix=/usr/local/nginx
4)make
make install
cd /usr/local/nginx/
5)ln -s /usr/local/nginx/sbin/nginx /usr/local/bin/
=========================挂载硬盘=============================
1. fdisk -l 查看是否有硬盘
df -h
2. fdisk /dev/vdb #进入到没有挂载的硬盘
第一次输入p进入分区
第二次输入n创建新的分区
第三次选中p
第四次输入编号1 并回车两次写入配置
第五次输入w
3. 再次查看磁盘
fdisk -l
现在已经显示但是不能用
4. 对新硬盘进行格式化
mkfs.ext4 /dev/vdb 对创建的硬盘捷星格式化
partprobe 不重启的情况下发现硬盘
mkdir /data 创建挂载目录
mount /dev/vdb /data
df -h 查看是否成功
vi /etc/fstab 开机挂载硬盘
=========================Jenkins & Tomcat=========================
Mirror: https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/update-center.json
Tomcat bin/start.sh
修改端口号 conf/server.xml