#!/bin/bash
#
# Deploy hydra suite on multiple nodes.
#

# Load
source $APP_BASE/lib/hydra/functions || exit 1
hydra_config_load

# Command line arguments
NODES="$*"
COMMIT="fe6c78345f01f26d169f66373d43f5fcc860c4df"

# Build node list
if [ -z "$NODES" ]; then
  NODES="`hydra $HYDRA nodes`"
fi

# Validation
if [ -z "$ORIGIN" ]; then
  ORIGIN="git://git.sarava.org/hydra.git"
fi

# Deploy
for node in $NODES; do
  echo "Deploying to $node..."
  $HYDRA_CONNECT $node <<EOF
  ##### BEGIN REMOTE SCRIPT #####
  if ! which git &> /dev/null; then
    echo "Installing git..."
    sudo aptitude update
    sudo aptitude install git-core -y
  fi

  if [ ! -d /usr/local/hydra ]; then
    sudo git clone $ORIGIN /usr/local/hydra
    ( cd /usr/local/hydra ; sudo git reset --hard $COMMIT )
    sudo ln -sf /usr/local/hydra/hydra /usr/local/sbin/hydra
    sudo ln -sf /usr/local/hydra/hydra /usr/local/sbin/hydractl
  else
    ( cd /usr/local/hydra ; sudo git pull ; sudo git reset --hard $COMMIT )
  fi
  ##### END REMOTE SCRIPT #######
EOF
done