4.2. 使用默认 SSL 证书配置胶囊服务器以使用 Puppet 负载平衡
下面的部分论述了如何配置使用默认 SSL 证书进行 Puppet 负载平衡的胶囊服务器。
如果在 Satellite 配置中使用 Puppet,您必须完成以下步骤:
配置胶囊服务器以生成和签署 Puppet 证书
对于您要配置用于负载均衡的所有其他胶囊服务器的系统,请完成此步骤。在这一流程中的示例中,此胶囊服务器的 FQDN 为 capsule-ca.example.com。
在卫星服务器上,为您配置 Capsule Server 以生成并签名 Puppet 证书的系统生成 Katello 证书:
# capsule-certs-generate \ --foreman-proxy-fqdn capsule-ca.example.com \ --certs-tar "/root/capsule-ca.example.com-certs.tar" \ --foreman-proxy-cname loadbalancer.example.com保留 satellite-installer 命令示例
satellite-installer命令的副本,它通过capsule-certs-generate命令安装 Capsule Server 证书。将证书存档文件从 Satellite 服务器复制到胶囊服务器:
# scp /root/capsule-ca.example.com-certs.tar \ root@capsule-ca.example.com:capsule-ca.example.com-certs.tar将以下选项附加到
satellite-installer命令中,从capsule-certs-generate命令的输出中获取:--certs-cname "loadbalancer.example.com" \ --puppet-dns-alt-names "loadbalancer.example.com" \ --puppet-ca-server "capsule-ca.example.com" \ --foreman-proxy-puppetca "true" \ --puppet-server-ca "true" \ --enable-foreman-proxy-plugin-remote-execution-ssh在 Capsule Server 上,输入
satellite-installer命令,例如:# satellite-installer --scenario capsule \ --foreman-proxy-register-in-foreman "true" \ --foreman-proxy-foreman-base-url "https://satellite.example.com" \ --foreman-proxy-trusted-hosts "satellite.example.com" \ --foreman-proxy-trusted-hosts "capsule-ca.example.com" \ --foreman-proxy-oauth-consumer-key "oauth key" \ --foreman-proxy-oauth-consumer-secret "oauth secret" \ --certs-tar-file "capsule-ca.example.com-certs.tar" \ --puppet-server-foreman-url "https://satellite.example.com" \ --certs-cname "loadbalancer.example.com" \ --puppet-dns-alt-names "loadbalancer.example.com" \ --puppet-ca-server "capsule-ca.example.com" \ --foreman-proxy-puppetca "true" \ --puppet-server-ca "true" \ --enable-foreman-proxy-plugin-remote-execution-ssh在 Capsule Server 上,停止 Puppet 服务器:
# puppet resource service puppetserver ensure=stopped为您为负载平衡配置的其他所有胶囊服务器生成 Puppet 证书,除了配置 Puppet 证书签名的第一个系统外:
# puppetserver ca generate --certname capsule.example.com \ --subject-alt-names loadbalancer.example.com --ca-client此命令会在配置胶囊服务器以为 Puppet 证书签名的系统中创建以下文件:
-
/etc/puppetlabs/puppet/ssl/certs/ca.pem -
/etc/puppetlabs/puppet/ssl/certs/capsule.example.com.pem -
/etc/puppetlabs/puppet/ssl/private_keys/capsule.example.com.pem -
/etc/puppetlabs/puppet/ssl/public_keys/capsule.example.com.pem
-
恢复 Puppet 服务器:
# puppet resource service puppetserver ensure=running
为负载平衡配置重新平衡
在每个胶囊服务器上完成这个步骤,不包括您配置 Capsule Server 以为 Puppet 证书签名的系统。
在卫星服务器上,为 Capsule Server 生成 Katello 证书:
# capsule-certs-generate \ --foreman-proxy-fqdn capsule.example.com \ --certs-tar "/root/capsule.example.com-certs.tar" \ --foreman-proxy-cname loadbalancer.example.com保留 satellite-installer 命令示例
satellite-installer命令的副本,它通过capsule-certs-generate命令安装 Capsule Server 证书。将证书存档文件从 Satellite 服务器复制到胶囊服务器:
# scp /root/capsule.example.com-certs.tar \ root@capsule.example.com:/root/capsule.example.com-certs.tar在 Capsule Server 上,安装
puppetserver软件包:# satellite-maintain packages install puppetserver在 Capsule Server 上,为 puppet 证书创建目录:
# mkdir -p /etc/puppetlabs/puppet/ssl/certs/ \ /etc/puppetlabs/puppet/ssl/private_keys/ \ /etc/puppetlabs/puppet/ssl/public_keys/在 Capsule Server 上,从配置胶囊服务器的系统中复制此胶囊服务器的 Puppet 证书,以为 Puppet 证书签名:
# scp root@capsule-ca.example.com:/etc/puppetlabs/puppet/ssl/certs/ca.pem \ /etc/puppetlabs/puppet/ssl/certs/ca.pem # scp root@capsule-ca.example.com:/etc/puppetlabs/puppet/ssl/certs/capsule.example.com.pem \ /etc/puppetlabs/puppet/ssl/certs/capsule.example.com.pem # scp root@capsule-ca.example.com:/etc/puppetlabs/puppet/ssl/private_keys/capsule.example.com.pem \ /etc/puppetlabs/puppet/ssl/private_keys/capsule.example.com.pem # scp root@capsule-ca.example.com:/etc/puppetlabs/puppet/ssl/public_keys/capsule.example.com.pem \ /etc/puppetlabs/puppet/ssl/public_keys/capsule.example.com.pem在 Capsule Server 上,将目录所有权更改为用户
puppet、组puppet并设置 SELinux 上下文:# chown -R puppet:puppet /etc/puppetlabs/puppet/ssl/ # restorecon -Rv /etc/puppetlabs/puppet/ssl/将以下选项附加到
satellite-installer命令中,从capsule-certs-generate命令的输出中获取:--certs-cname "loadbalancer.example.com" \ --puppet-dns-alt-names "loadbalancer.example.com" \ --puppet-ca-server "capsule-ca.example.com" \ --foreman-proxy-puppetca "false" \ --puppet-server-ca "false" \ --enable-foreman-proxy-plugin-remote-execution-ssh在 Capsule Server 上,输入
satellite-installer命令,例如:# satellite-installer --scenario capsule \ --foreman-proxy-register-in-foreman "true" \ --foreman-proxy-foreman-base-url "https://satellite.example.com" \ --foreman-proxy-trusted-hosts "satellite.example.com" \ --foreman-proxy-trusted-hosts "capsule.example.com" \ --foreman-proxy-oauth-consumer-key "oauth key" \ --foreman-proxy-oauth-consumer-secret "oauth secret" \ --certs-tar-file "capsule.example.com-certs.tar" \ --puppet-server-foreman-url "https://satellite.example.com" \ --certs-cname "loadbalancer.example.com" \ --puppet-dns-alt-names "loadbalancer.example.com" \ --puppet-ca-server "capsule-ca.example.com" \ --foreman-proxy-puppetca "false" \ --puppet-server-ca "false" \ --enable-foreman-proxy-plugin-remote-execution-ssh