git config --global user.name
git config --global user.email
ssh-keygen -t rsa -C "dailiangliang@zds-t.com"
cd ~/.ssh
ssh -T git@git.com
cat ~/.ssh/id_rsa
git config --global user.name
git config --global user.email
ssh-keygen -t rsa -C "dailiangliang@zds-t.com"
cd ~/.ssh
ssh -T git@git.com
cat ~/.ssh/id_rsa