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#!/bin/bash
#
# Run from RancherOS, then from client
# ssh rancher 'cat tls.tar' | tar xf - -C ~/.docker
#
# Replace HOSTNAME_TO_USE with how you will address
# the docker host. DOCKER_HOST=tcp://somehost:2376
# means HOSTNAME_TO_USE=somehost
#
# Amit Bakshi
#
#
set -e

if [ "$1" = "fuckit" ]; then
  sudo rancherctl config set user_docker.tls false
  cat > /tmp/user_docker.yml <<'EOF'
user_docker:
  args: [docker, -d, -s, overlay, -G, docker, -H, 'unix:///var/run/docker.sock','-H=0.0.0.0:2375']
EOF
  sudo rancherctl config merge < /tmp/user_docker.yml
  exit $?
fi
  
HOSTNAME_TO_USE=${HOSTNAME_TO_USE:-`hostname`}

sudo rancherctl config set user_docker.tls true
sudo rm -rf /tmp/docker
sudo mkdir -p /tmp/docker
sudo rancherctl tls generate --hostname ${HOSTNAME_TO_USE} -d /tmp/docker
sudo chown -R rancher:rancher /tmp/docker
cd /tmp/docker
rm -f ~/tls.tar
tar cf ~/tls.tar *