SITE="bitbucket.org"
mkdir -p ~/.ssh/;
chmod 700 ~/.ssh/;
cd ~/.ssh/;

ssh-keygen -t rsa -f `whoami`@`hostname` -b 4096 -P '';

cat >>   config << EOF

Host $STIE
HostName $SITE
IdentityFile ~/.ssh/`whoami`@`hostname`
EOF

chmod 600 config;

cd -
cat ~/.ssh/`whoami`@`hostname`.pub