#!/bin/bash
#
# This script updates a "simple" debian repository consisting of a binary and
# source directory.
# See: http://www.debian.org/doc/manuals/repository-howto/repository-howto
#
# It has been created for the expand project and should be run on the
# repository available at
# http://www.aui.computing.edu.au/projects/Expand/debian
# 
# Wilson Waters 11-1-2006

# this defines where dpkg is installed. Will usually be /usr for a debian
# system, though for a non-debian system you may install it all elsewhere
# uncomment it to use something else
#DPKG_INSTALL_DIR=/usr/data/tango/web/aui/web_docs/projects/Expand/dpkg

REPOSITORY_HOST="hammer.cs.curtin.edu.au"
REPOSITORY_USER="12028421"
REPOSITORY_BASE_DIR="/usr/data/tango/web/aui/web_docs/projects/Expand/debian"

CVS_REPOSITORY="debianRepository"

#-------------------------------END USER CONFIG------------------------------

#place the dpkg bins in our current path
if [ -z $DPKG_INSTALL_DIR ]; then
   PATH=$PATH:${DPKG_INSTALL_DIR}/bin
fi

# make sure we are where we should be
if [ ! -d ./binary -a ! -d ./source ]; then
   echo "In wrong directory!";
   exit 1;
fi

# update the package lists
dpkg-scansources source /dev/null | gzip -9c > source/Sources.gz
allDirs=`find . -maxdepth 1 -type d`
for dist in $allDirs; do
   if [ $dist == "./CVS" -o $dist == "." -o $dist == "./source" ]; then
      # do nothing
      echo
   else
      echo "\nScanning binary packages for $dist"
      dpkg-scanpackages $dist /dev/null | gzip -9c > $dist/Packages.gz
   fi
done

# now copy everything to the repository
echo ""
echo "Removing old repository from $REPOSITORY_HOST, enter your password:"
remoteCommand="rm -rf $REPOSITORY_BASE_DIR/*"
/usr/bin/ssh $REPOSITORY_USER@$REPOSITORY_HOST "$remoteCommand"
echo "Recursively copying repository to $REPOSITORY_HOST, enter your password:"
/usr/bin/scp -r * $REPOSITORY_USER@$REPOSITORY_HOST:$REPOSITORY_BASE_DIR/
echo "     done."

echo ""
echo "Cleaning up repository on $REPOSITORY_HOST, enter your password:"
remoteCommand="find $REPOSITORY_BASE_DIR/ -type d -name CVS -exec rm -rf {} \;"
/usr/bin/ssh $REPOSITORY_USER@$REPOSITORY_HOST "$remoteCommand"

# update changes in cvs!
# check if we need to commit changes to the CVS
if [ -n $CVSROOT -a -n $CVS_REPOSITORY ]; then
   echo "Comiting all changes to the CVS repository. Make sure you have 'cvs add\'ed any new files"
   echo "Note the changes you have made next:"
   cvs commit
else
   echo "The CVSROOT or CVS_REPOSITORY variables were not set."
   echo "Not updating the CVS repository"
fi