centos7 yum install mysqlcommunityserver y 失败：获取 GPG 密钥失败：[Errno 14] curl#37 "Couldn't open file /etc/pki/rpmgpg/RPMGPGKEYmysql2022"

centos7 安装mysql8:

1.

yum remove mariadb-libs.x86_64

2.

 wget https://dev.mysql.com/get/mysql80-community-release-el7-6.noarch.rpm

3.

yum localinstall mysql80-community-release-el7-6.noarch.rpm

4.

yum install mysql-community-server -y

此时报错信息：

获取 GPG 密钥失败：[Errno 14] curl#37 - "Couldn't open file /etc/pki/rpm-gpg/RPM-GPG-KEY-mysql-2022"

执行以下命令：

rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

再执行mysql的服务端安装即可：

yum install mysql-community-server -y

yum install mysql-community-server -y 失败：获取 GPG 密钥失败：[Errno 14] curl#37 - "Couldn't open file /etc/pki/rpm-gpg/RPM-GPG-KEY-mysql-2022"