#!/bin/bash
#
# This script should make a fine start on getting a new release out of the
# door.
#
# Start this script in the directory you want to release.
# The directory name should be `coda-<version>'.
#

RELEASE=/coda/project/releases
SRPMDIR=/usr/src/redhat/SRPMS
RPMDIR=/usr/src/redhat/RPMS/i386

# stop processing on any errors
set -e

release=1
if [ x$1 = x--snapshot ] ; then
  snapshot=1
  release=0.`date +"%Y%m%d"`
  shift;
fi

# verify the release version
curdir=`basename $PWD`

if [ `echo $curdir | cut -d- -f1` != coda ] ; then
  echo $curdir does not look like \"coda-version\"
  exit 0
fi

version=`echo $curdir | cut -d- -f2`

fversion=$version
if [ x$snapshot = x1 ] ; then
  fversion=$version-$release
fi

reldir=$RELEASE/$version
reltar=$reldir/coda-$fversion.tgz

# create the source tar archive
function create-releasetar () {

  # tag the release
  reltag=c`echo $version | sed 's/\./_/g'`
  if [ x$snapshot = x1 ] ; then
    ok=n
  else
    # check for leftover files
    /home/jaharkes/bin/prepare
    echo -n "May I tag coda version $version as $reltag? [A/n/y] "
    read ok
  fi

  if [ x$ok = xy -o x$ok = xY ]
  then
    echo "Tagging source tree (as $USER@sparta.odyssey.cs.cmu.edu)"
    cvs tag -F $reltag
  elif [ x$ok != xn -a x$ok != xN ]
  then
    echo Allright, aborting release
    exit 0
  fi

  # setup the release area
  if [ ! -d $reldir ]
  then
    mkdir $reldir
    mkdir -p $RELEASE/objs/linux/$version/SRPMS
    mkdir -p $RELEASE/objs/linux/$version/i386
    mkdir -p $RELEASE/objs/linux/$version/sparc
    ln -s ../objs/linux/$version $reldir/linux
  fi

  # create the sourcetar
  ssh root@localhost rm -rf /usr/tmp/coda-$fversion
  mkdir -p /usr/tmp/coda-$fversion
  echo Copying $curdir to /usr/tmp/coda-$fversion
  ( tar -cf - . ) | ( cd /usr/tmp/coda-$fversion ; tar -xf - )

  echo Setting file ownership
  ssh root@localhost chown -R root.root /usr/tmp/coda-$fversion
  
  echo Creating $reltar
  ( cd /usr/tmp ; tar -czf $reltar coda-$fversion )

  echo Cleaning up /usr/tmp/coda-$fversion
  ssh root@localhost rm -rf /usr/tmp/coda-$fversion
}

# create the linux-i386 rpm's
function build-linux-i386 () {
  if [ x$snapshot = x1 ] ; then
    snaparg=--snapshot
  fi
  echo "Building linux-i386 rpms (as root@$HOSTNAME)"
  ssh root@localhost cp $reltar /usr/src/redhat/SOURCES
  ssh root@localhost $PWD/tools/build-coda-rpm.pl --version=$version --rel=$release --debug $snaparg < tools/coda.spec.in
  ssh root@localhost rpm -ba -v --clean /usr/src/redhat/SPECS/coda-debug-$version-$release.spec

  # populate the linux-i386 release area
  echo "Copying rpms to $reldir/linux/i386"
  cp $SRPMDIR/coda-debug-$version-$release.src.rpm $reldir/linux/SRPMS
  cp $RPMDIR/coda-debug-backup-$version-$release.i386.rpm $reldir/linux/i386
  cp $RPMDIR/coda-debug-client-$version-$release.i386.rpm $reldir/linux/i386
  cp $RPMDIR/coda-debug-server-$version-$release.i386.rpm $reldir/linux/i386
  cp $RPMDIR/coda-debug-source-$version-$release.i386.rpm $reldir/linux/i386
}

# create the linux-sparc rpm's
function build-linux-sparc () {
  echo "Building linux-sparc rpms (as root@ios)"
  scp $reldir/linux/SRPMS/coda-debug-$version-$release.src.rpm root@ios:/usr/src/redhat/SRPMS
  ssh root@ios rpm --rebuild -v /usr/src/redhat/SRPMS/coda-debug-$version-$release.src.rpm

  # populate the linux-sparc release area
  echo "Copying rpms to $reldir/linux/sparc"
  scp root@ios:$RPMDIR/coda-debug-backup-$version-$release.sparc.rpm $reldir/linux/sparc
  scp root@ios:$RPMDIR/coda-debug-client-$version-$release.sparc.rpm $reldir/linux/sparc
  scp root@ios:$RPMDIR/coda-debug-server-$version-$release.sparc.rpm $reldir/linux/sparc
  scp root@ios:$RPMDIR/coda-debug-source-$version-$release.sparc.rpm $reldir/linux/sparc
}

#
# this is it..
#

echo $reltar
if [ ! -f $reltar ]
then
  create-releasetar
fi

if [ ! -f $reldir/linux/SRPMS/coda-debug-$version-$release.src.rpm ]
then
  build-linux-i386
fi

if [ ! -f $reldir/linux/sparc/coda-debug-source-$version-$release.sparc.rpm ]
then
  build-linux-sparc
fi