#!/bin/bash

# Add here any the actions which are required before plugin build
# like packages building, packages downloading from mirrors and so on.
# The script should return 0 if there were no errors.
#
# Define environment variable:
#  - FORCE_DOWNLOAD - to force package downloading
#  - FORCE_CLONE    - to force re-cloning of puppet git reposintories 


set -eux

RELEASE=${RELEASE_TAG:-"v1.0.0"}

#TODO: use ftp.emc.com
BASE_REPO_URL="http://scaleio-packages.s3-website-us-east-1.amazonaws.com"
BASE_PUPPET_URL="https://github.com/emccode"

##############################################################################
# Download packages for plugin
##############################################################################
PLATFORMS=(ubuntu centos)
PLATFORMS_PKG_SUFFIX=(deb rpm)
PLATFORMS_REPO_URL_SUFFIX=("pool/main/e" "centos/x86_64/RPMS")

for r in {0..1}
do
    platform=${PLATFORMS[$r]}
    repo_suffix=${PLATFORMS_REPO_URL_SUFFIX[$r]}
    pkg_suffix=${PLATFORMS_PKG_SUFFIX[$r]}
    
    repo_url="$BASE_REPO_URL/$platform/$repo_suffix/"
    destination="./repositories/$platform"
    
    components=`curl --silent "$repo_url" | grep -o 'emc-scaleio-\w\+' | sort| uniq`
    
    for i in $components;
    do
        packages=`curl --silent "$repo_url$i/" | grep -o "$i[a-zA-Z0-9_.-]\+\.$pkg_suffix" | sort | uniq`
        for p in $packages
        do
            if [[ ! -f "$destination/$p" || ! -z "${FORCE_DOWNLOAD+x}" ]]
            then
                wget -P "$destination/" "$repo_url/$i/$p"
            fi
        done
    done
done

##############################################################################
# Download required puppet modules
##############################################################################
GIT_REPOS=(puppet-scaleio puppet-scaleio-openstack)
DESTINATIONS=(scaleio scaleio_openstack)

for r in {0..1}
do
    puppet_url="$BASE_PUPPET_URL/${GIT_REPOS[$r]}"
    destination="./deployment_scripts/puppet/modules/${DESTINATIONS[$r]}"
    if [[ ! -d "$destination" || ! -z "${FORCE_CLONE+x}" ]]
    then
        if [ ! -z "${FORCE_CLONE+x}" ]
        then
            rm -rf "$destination"
        fi
        
        git clone "$puppet_url" "$destination"
        pushd "$destination"
        git checkout "tags/$RELEASE"
        popd
    else
        if [ -z "${SKIP_PULL+x}" ]
        then
            pushd "$destination"
            git checkout "tags/$RELEASE"
            popd
        fi
    fi
done