配置Yum源

正确配置Yum源以便于后续能够正常安装所需依赖包和软件。

1. 使用PuTTY工具，以root用户登录服务器。
2. 进入Yum配置路径目录。

   1	cd /etc/yum.repos.d/

3. 添加openEuler镜像源。
   1. 进入“/etc/yum.repos.d/”目录，创建“openEuler.repo”文件。

      1 2	cd /etc/yum.repos.d/ vi openEuler.repo

   2. 按“i”进入编辑模式，编辑“openEuler.repo”文件，添加以下内容。

      [OS]
      name=OS
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/OS/$basearch/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/OS&arch=$basearch
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler
      
      [everything]
      name=everything
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/everything/$basearch/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/everything&arch=$basearch
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/everything/$basearch/RPM-GPG-KEY-openEuler
      
      [EPOL]
      name=EPOL
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/EPOL/main/$basearch/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/EPOL/main&arch=$basearch
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler
      
      [debuginfo]
      name=debuginfo
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/debuginfo/$basearch/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/debuginfo&arch=$basearch
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/debuginfo/$basearch/RPM-GPG-KEY-openEuler
      
      [source]
      name=source
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/source/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever&arch=source
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/source/RPM-GPG-KEY-openEuler
      
      [update]
      name=update
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/update/$basearch/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/update&arch=$basearch
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler
      
      [update-source]
      name=update-source
      baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/update/source/
      metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/update&arch=source
      metadata_expire=1h
      enabled=1
      gpgcheck=1
      gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP3/source/RPM-GPG-KEY-openEuler

   3. 按“Esc”键退出编辑模式，输入:wq!，按“Enter”键保存并退出文件。
4. 使Yum源生效。

   1 2 3

   yum clean all yum makecache yum list