新增:《解决 CentOS 8 执行 yum install 报 Error: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist 的问题》
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@@ -426,6 +426,14 @@ mkdir -p 目录路径
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rm -rf 文件名/目录名
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```
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如果想删除指定目录下除某个文件及某个目录之外的所有文件,可以试试通配符匹配:
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```shell
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# 但使用前先记得开启通配符功能,可以通过 shopt -s 查看是否开启了,on 表示已经开启
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# shopt -s extglob
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rm -rf !(target_file|target_dir)
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```
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### 复制文件或目录
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```shell
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@@ -264,3 +264,40 @@ docker version
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docker info
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```
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## docker-compose命令
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### 启动并后台运行所有的服务
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```shell
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docker-compose up -d
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```
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### 停止并删除容器、网络、卷、镜像
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```shell
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docker-compose down
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```
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### 列出项目中目前的所有容器
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```shell
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docker-compose ps
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```
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### 停止容器
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```shell
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docker-compose stop 容器名
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```
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### 启动容器
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```shell
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docker-compose start 容器名
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```
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### 修改 yml 文件后,重新启动并后台运行
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```shell
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docker-compose up --force-recreate -d
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```
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@@ -21,13 +21,13 @@ tags:
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1. 软件更新
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```shell
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yum update
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yum -y update
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```
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2. 安装 yum-utils
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```shell
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yum install -y yum-utils device-mapper-persistent-data lvm2
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yum -y install yum-utils device-mapper-persistent-data lvm2
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```
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3. 设置 yum 软件源
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