现在 gem 包都安装不上，提示如下：大家有这种情况吗？ $ bundle install Fetching gem metadata from https://ruby.taobao.org/........... Fetching version metadata from https://ruby.taobao.org/.. Resolving dependencies............. Using rake 10.5.0 Using i18n 0.7.0 Using json 1.8.3

Gem::RemoteFetcher::FetchError: SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://rubygems-china.oss-cn-hangzhou.aliyuncs.com/gems/minitest-5.8.4.gem) Using thread_safe 0.3.5

Gem::RemoteFetcher::FetchError: SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://rubygems-china.oss-cn-hangzhou.aliyuncs.com/gems/builder-3.2.2.gem)

$ bundle install Fetching gem metadata from https://rubygems.org/........... Fetching version metadata from https://rubygems.org/... Fetching dependency metadata from https://rubygems.org/.. Resolving dependencies............

Gem::RemoteFetcher::FetchError: Errno::ETIMEDOUT: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. - connect(2) for "rubygems.org" port 443 (https://rubygems.org/gems/rake-11.1.0.gem)