cat > /etc/yum.repos.d/ceph.repo <<"EOF"
[ceph]
name=Ceph packages for $basearch
baseurl=https://download.ceph.com/rpm-luminous/el7/$basearch
enabled=1
priority=2
gpgcheck=1
gpgkey=https://download.ceph.com/keys/release.asc

[ceph-noarch]
name=Ceph noarch packages
baseurl=https://download.ceph.com/rpm-luminous/el7/noarch
enabled=1
priority=2
gpgcheck=1
gpgkey=https://download.ceph.com/keys/release.asc

[ceph-source]
name=Ceph noarch packages
baseurl=https://download.ceph.com/rpm-luminous/el7/SRPMS
enabled=1
priority=2
gpgcheck=1
gpgkey=https://download.ceph.com/keys/release.asc
EOF

yum install -y ceph-deploy

adduser ceph-deploy
echo 'ceph-deploy  ALL=(ALL)  NOPASSWD: ALL' >> /etc/sudoers

sudo su - ceph-deploy

ssh-keygen -b 2048 -t rsa -f /tmp/sshkey -q -N ""
mkdir -p ~/.ssh
mv /tmp/sshkey.pub ~/.ssh/id_rsa.pub
mv /tmp/sshkey ~/.ssh/id_rsa
cp -a ~/.ssh/id_rsa.pub ~/.ssh/authorized_keys
chmod 700 ~/.ssh/

mkdir mycluster; cd mycluster
ceph-deploy new $(hostname -s)

echo "[osd]" >> ceph.conf;
echo "osd pool default size = 1" >> ceph.conf;
echo "osd crush chooseleaf type = 0" >> ceph.conf;

ceph-deploy install $(hostname -s)
ceph-deploy mon create-initial
ceph-deploy admin $(hostname -s)

ceph-deploy osd create $(hostname -s):vdb

exit

ceph osd pool set rbd min_size 1
ceph osd pool set rbd size 1
ceph -w