安装cocoapods时候出现错误如下: sudo gem install cocoapods ERROR: While executing gem … (OpenSSL::SSL::SSLError) hostname “upyun.gems.ruby-china.org” does not match the server certificate123 解决方法如下: 查看当前ruby源列表 gem source -l1 如果显示: \* CURRENT SOURCES * https://ruby.taobao.org/12 添加新的ruby源即可解决 gem sources –r https://ruby.taobao.org/ gem sources -a https://gems.ruby-china.org sudo gem update –system123 最后重新安装cocoapods sudo gem install cocoapods1