#!/bin/sh
# Update GSA Ubuntu Repositories or create a local repository
#
# Author: Leonardo Tonetto (tonetto@linux.vnet.ibm.com)
# Revisor: Arif Ali (aali@ocf.co.uk)
#
# After running this script, add the following line to
# /etc/apt/sources.list for local repository
# deb file://<core_repo_path>/xcat-core/ maverick main
# deb file://<dep_repo_path>/xcat-dep/ maverick main
# 

# For the purpose of getting the distribution name

# Supported distributions
dists="squeeze"

a_flag=            # automatic flag - only update if repo was updated
c_flag=            # xcat-core (trunk-delvel) path
d_flag=            # xcat-dep (trunk) path
local_flag=        # build the repository localy

while getopts 'c:d:u:p:l:a' OPTION
do
    case $OPTION in
	c)    c_flag=1
	        xcat_core_path="$OPTARG"
	        ;;
	d)    d_flag=1
	        xcat_dep_path="$OPTARG"
	        ;;
	l)    local_flag=1
	        local_repo_path="$OPTARG"
	        ;;
	a)    a_flag=1
	        ;;

	?) printf "Usage: %s -c <core_trunk_path> [-d <dep_trunk_path>] -l <local-repo_path> [-a]\n" $(basename $0) >&2
	    echo "-a        Automatic: update only if there's any update on repo"
	    exit 2
	    ;;
    esac
done
shift $(($OPTIND - 1))

if [ -z "$c_flag" -a -z "$d_flag" ]
then
    printf "Usage: %s -c <core_trunk_path> [-d <dep_trunk_path>] { -l <local-repo_path> | [-u <gsa_id> -p <gsa_passwd>] } [-a]\n" $(basename $0) >&2
    echo "-a        Automatic: update only if there's any update on repo"
    exit 2
fi
if [ ! -d $xcat_core_path ]
then
    printf "%s: No such directory\n" "$xcat_core_path" >&2
    exit 2
fi

if [ "$d_flag" ]
then
    if [ ! -d $xcat_dep_path ]
    then
	printf "%s: No such directory\n" "$xcat_dep_path" >&2
	exit 2
    fi
fi

if [ "$local_flag" ]
then
    repo_xcat_core_path=$local_repo_path"/xcat-core"
    repo_xcat_dep_path=$local_repo_path"/xcat-dep"
else
    printf "Usage: %s -c <core_trunk_path> [-d <dep_trunk_path>] -l <local-repo_path> [-a]\n" $(basename $0) >&2
    echo "-a        Automatic: update only if there's any update on repo"
    exit 2
fi

if [ "$a_flag" ]
then
    touch svcupdate.trace
    SVCUP='svcupdate.trace'
    svn update $xcat_core_path 1> $SVCUP 2>&1
    if ! grep 'Tree is up to date' $SVCUP
    then
	update_core=1
    else
	update_core=
    fi
    rm -f $SVCUP
else
    update_core=1
fi
if [ "$c_flag" -a "$update_core" ]
then
    echo "###############################"
    echo "# Building xcat-core packages #"
    echo "###############################"

    CMD_PATH=`pwd`
    cd $xcat_core_path
    ./build-debs-all "snap" "Nightly_Builds"

    echo "#################################"
    echo "# Creating xcat-core repository #"
    echo "#################################"

    if [ -d $repo_xcat_core_path ]; then
    	rm -rf $repo_xcat_core_path
    fi
    mkdir -p $repo_xcat_core_path/conf

    find . -iname '*.deb' -exec mv {} $repo_xcat_core_path \;

    rm -rf debs/
    cd $CMD_PATH

    rm -rf $repo_xcat_core_path/conf/distributions

    for dist in $dists; do
       cat << __EOF__ >> $repo_xcat_core_path/conf/distributions
Origin: xCAT internal repository
Label: xcat-core bazaar repository
Codename: $dist
Architectures: amd64 
Components: main
Description: Repository automatically genereted conf 

__EOF__
     done

    cat << __EOF__ > $repo_xcat_core_path/conf/options
verbose
basedir .
__EOF__

    for dist in $dists; do
      for file in `ls $repo_xcat_core_path/*.deb`; do
	reprepro -b $repo_xcat_core_path includedeb $dist $file;
      done
    done

    mv $xcat_core_path/latest_version $repo_xcat_core_path/xcat-core_latest-build

    cat << '__EOF__' > $repo_xcat_core_path/mklocalrepo.sh
codename=`lsb_release -a 2>null | grep Codename | awk '{print $2}'`
cd `dirname $0`
echo deb file://"`pwd`" $codename main > /etc/apt/sources.list.d/xcat-core.list
__EOF__

    chmod 775 $repo_xcat_core_path/mklocalrepo.sh
    rm -rf $repo_xcat_core_path/*.deb

    if [ -z "$local_flag" ]
    then
	echo "###############################"
	echo "# Updating GSA xcat-core repo #"
	echo "###############################"
	lftp -e "mirror -R --delete-first $repo_xcat_core_path /projects/i/ipl-xcat/ubuntu/; exit;" -u $gsa_id,$gsa_passwd -p 22 sftp://ausgsa.ibm.com
    fi   ### if [ -z "$local_flag" ]
fi    ### if [ "$a_flag" ]

if [ "$a_flag" -a "$d_flag" ]
then
    touch svcupdate.trace
    SVCUP='svcupdate.trace'
    svn update $xcat_dep_path 1> $SVCUP 2>&1
    if ! grep 'Tree is up to date' $SVCUP
    then
	update_dep=1
    else
	update_dep=
    fi
    rm -f $SVCUP
else
    update_dep=1
fi
if [ "$d_flag" -a "$update_dep" ]
then
    echo "##############################"
    echo "# Building xcat-dep packages #"
    echo "##############################"

    CMD_PATH=`pwd`
    cd $xcat_dep_path
    ./build-debs-all "snap" "Nightly_Builds"

    echo "################################"
    echo "# Creating xcat-dep repository #"
    echo "################################"
    rm -rf $repo_xcat_dep_path
    mkdir -p $repo_xcat_dep_path/conf
    find $xcat_dep_path -iname '*.deb' -exec cp {} $repo_xcat_dep_path \;

    rm -rf $repo_xcat_core_path/conf/distributions

    for dist in $dists; do
    cat << __EOF__ >> $repo_xcat_dep_path/conf/distributions
Origin: xCAT internal repository
Label: xcat-dep bazaar repository
Codename: $dist
Architectures: i386 amd64 
Components: main
Description: Repository automatically genereted conf 

__EOF__
done

    cat << __EOF__ > $repo_xcat_dep_path/conf/options
verbose
basedir .
__EOF__

    for dist in $dists; do
      for file in `ls $repo_xcat_dep_path/*.deb`; do
	reprepro -b $repo_xcat_dep_path includedeb $dist $file;
      done
    done

    cat << '__EOF__' > $repo_xcat_dep_path/mklocalrepo.sh
codename=`lsb_release -a 2>null | grep Codename | awk '{print $2}'`
cd `dirname $0`
echo deb file://"`pwd`" $codename main > /etc/apt/sources.list.d/xcat-dep.list
__EOF__

    chmod 775 $repo_xcat_dep_path/mklocalrepo.sh
    rm -rf $repo_xcat_dep_path/*.deb

    if [ -z "$local_flag" ]
    then
	echo "##############################"
	echo "# Updating GSA xcat-dep repo #"
	echo "##############################"
	lftp -e "mirror -R --delete-first $repo_xcat_dep_path /projects/i/ipl-xcat/ubuntu/; exit;" -u $gsa_id,$gsa_passwd -p 22 sftp://ausgsa.ibm.com
    fi   ### if [ -z "$local_flag" ]
fi   ### if [ "$d_flag" -a "$a_flag"]

if [ -z "$local_flag" ]                 # delete the temp repo after upload is done
then
    rm -rf ./gsa-repo_temp
fi

exit 0