CentOS6につながらない問題
VSCodeに最近追加された公式の拡張機能である「Remote」は非常に使い勝手がいいですが、vagrantで立ち上げたCentOS6に対してSSH接続をしたところFailed to connect to the remote extension host server (Error: Connection error: Unauthorized client refused.)とエラーが発生してしまう
解決法
https://github.com/microsoft/vscode-remote-release/issues/103#issuecomment-497118857
どうやらglibcとlibstdc++というライブラリが古いことに起因する不具合なのでglibcとlibstdc++をアップグレードすれば解決できるとのこと
wget http://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-2.17-55.el6.x86_64.rpm
wget http://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-common-2.17-55.el6.x86_64.rpm
wget http://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-devel-2.17-55.el6.x86_64.rpm
wget http://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-headers-2.17-55.el6.x86_64.rpm
wget https://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-utils-2.17-55.el6.x86_64.rpm
wget https://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/glibc-2.17-55.fc20/glibc-static-2.17-55.el6.x86_64.rpm
sudo rpm -Uvh \
glibc-2.17-55.el6.x86_64.rpm \
glibc-common-2.17-55.el6.x86_64.rpm \
glibc-devel-2.17-55.el6.x86_64.rpm \
glibc-headers-2.17-55.el6.x86_64.rpm \
glibc-static-2.17-55.el6.x86_64.rpm \
glibc-utils-2.17-55.el6.x86_64.rpm --force --nodeps
# Update libstdc++
wget https://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/gcc-4.8.2-16.3.fc20/libstdc++-4.8.2-16.3.el6.x86_64.rpm
wget https://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/gcc-4.8.2-16.3.fc20/libstdc++-devel-4.8.2-16.3.el6.x86_64.rpm
wget https://copr-be.cloud.fedoraproject.org/results/mosquito/myrepo-el6/epel-6-x86_64/gcc-4.8.2-16.3.fc20/libstdc++-static-4.8.2-16.3.el6.x86_64.rpm
sudo rpm -Uvh \
libstdc++-4.8.2-16.3.el6.x86_64.rpm \
libstdc++-devel-4.8.2-16.3.el6.x86_64.rpm \
libstdc++-static-4.8.2-16.3.el6.x86_64.rpm
インストール後はCentOS6を再起動してからVSCodeでSSH接続しましょう