#!/bin/bash
# ---------------------------------------------------------------------------
# Master build script for building all the installers and such on all the 
# build machines in my lab, and then distributing the results as needed.
# ---------------------------------------------------------------------------

set -o errexit
#set -o xtrace

# ---------------------------------------------------------------------------
# Some control variables...

# the local spot that we put everything when done, before possibly copying 
# to remote hosts
STAGING_DIR=./BUILD


# host name of the machine to use for windows builds
WIN_HOST=beast
# Where is the build dir from the remote machine's perspective?
WIN_BUILD=/c/BUILD


# Just like the above
OSX_HOST_panther=bigmac
OSX_HOST_jaguar=whopper
OSX_BUILD=/BUILD


# Alsmost the same...  See below for hosts and other info
LINUX_BUILD=/tmp/BUILD


# Upload server locations
UPLOAD_HOST=starship.python.net
UPLOAD_DAILY_ROOT=/home/crew/robind/public_html/wxPython/daily
UPLOAD_PREVIEW_ROOT=/home/crew/robind/public_html/wxPython/preview



# ---------------------------------------------------------------------------
# functions

function usage {
    echo ""
    echo "Usage: $0 [command flags...]"
    echo ""
    echo "build types:"
    echo "   dryrun       Do the build, but don't copy anywhere (default)"
    echo "   daily        Do a daily build, copy to starship"
    echo "   release      Do a normal release build, copy to starship"
    echo ""
    echo "optional command flags:"
    echo "   2.2          Build for Python 2.2 (default=off)"
    echo "   2.3          Build for Python 2.3 (default=on)"
    echo "   all          Build for all supported Python versions"
    echo ""
    echo "   skipsource   Don't build the source archives, use the ones"
    echo "                already in the staging dir."
    echo "   onlysource   Exit after building the source archives"
    echo "   skipdocs     Don't rebuild the docs"
    echo "   skipwin      Don't do the remote Windows build"
    echo "   skiposx      Don't do the remote OSX build"
    echo "   skiplinux    Don't do the remote Linux build"
    echo "   skipclean    Don't do the cleanup step on the remote builds"
    echo ""


}

# ---------------------------------------------------------------------------

# Make sure we are running in the right directory.  TODO: make this
# test more robust.  Currenly we just test for the presence of
# 'wxPython' and 'wx' subdirs.
if [ ! -d wxPython -o ! -d wx ]; then  
    echo "Please run this script from the root wxPython directory."
    exit 1
fi



# Set defaults and check the command line options
KIND=dryrun
PYVER=2.3
skipsource=no
onlysource=no
skipdocs=no
skipwin=no
skiposx=no
skiplinux=no
skipclean=no

for flag in $*; do
    case $flag in 
	dryrun)   KIND=dryrun                    ;;
	daily)    KIND=daily                     ;;
	release)  KIND=release                   ;;

	2.2)      PYVER=2.2                      ;;
	2.3)      PYVER=2.3                      ;;
	all)      PYVER="2.2 2.3"                ;;

	skipsource)  skipsource=yes              ;;
	onlysource)  onlysource=yes              ;;
	skipdocs)    skipdocs=yes                ;;
	skipwin)     skipwin=yes                 ;;
	skiposx)     skiposx=yes                 ;;
	skiplinux)   skiplinux=yes               ;;
	skipclean)   skipclean=yes               ;;

	help) usage; exit 1                      ;;
	*)    echo "Unknown flag \"$flag\""
	      usage
	      exit 1
    esac
done


# ensure the staging area exists
if [ ! -d $STAGING_DIR ]; then 
    mkdir -p $STAGING_DIR
fi

# Figure out the wxPython version number, possibly adjusted for being a daily build
if [ $KIND = daily ]; then
    DAILY=`date +%Y%m%d`   # should it include the hour too?  2-digit year?
    echo $DAILY > DAILY_BUILD
fi
VERSION=`python -c "import setup;print setup.VERSION"`


#echo VERSION=$VERSION
#exit 0

echo "Getting started at " `date`

# ---------------------------------------------------------------------------
# Make the sources and other basic stuff.

if [ $skipsource != yes -o $onlysource = yes ]; then

    # clean out the local dist dir
    rm -f dist/*

    if [ $skipdocs != yes ]; then 
        # Regenerate the reST docs
	echo "Regenerating the reST docs..."
	cd docs
	for x in *.txt; do
	    docutils-html $x `basename $x .txt`.html
	done
	cd -
	
        # build the doc and demo tarballs
	distrib/makedemo
	distrib/makedocs

        # build the new docs too
	docs/bin/everything
    fi

    # make the source tarball and srpm
    distrib/makerpm 2.3 srpm

    # Copy everything to the staging dir
    echo "Moving stuff to $STAGING_DIR..."
    mv dist/* $STAGING_DIR

    if [ $skipdocs != yes ]; then 
	for doc in CHANGES BUILD INSTALL MigrationGuide default; do
	    cp docs/$doc.* $STAGING_DIR
	done
    fi

    # cleanup
    echo "Cleaning up..."
    rm -f dist/*
fi 

if [ $KIND = daily ]; then
    rm DAILY_BUILD
fi

if [ $onlysource = yes ]; then
    exit 0
fi

# ---------------------------------------------------------------------------
# Windows build

if [ $skipwin != yes ]; then
    echo "-=-=- Starting Windows build..."

    echo "Copying source file and build script..."
    scp $STAGING_DIR/wxPython-src-$VERSION.tar.gz \
	distrib/all/build-windows \
	$WIN_HOST:$WIN_BUILD
    
     echo "Running build script on $WIN_HOST..."
     wxdir=$WIN_BUILD/wxPython-src-$VERSION
     cmd=./build-windows
     ssh $WIN_HOST "cd $WIN_BUILD && $cmd $wxdir $WIN_BUILD $skipclean $VERSION $PYVER && rm $cmd"

     echo "Fetching the results..."
     scp "$WIN_HOST:$WIN_BUILD/wxPython*-win32*"  $STAGING_DIR
     ssh $WIN_HOST "rm $WIN_BUILD/wxPython*-win32*"
fi


# ---------------------------------------------------------------------------
# OSX build

function DoOSXBuild {
    local host=$1
    local flavor=$2

    # test if the target machine is online
    if ping -q -c1 -w1 $host > /dev/null; then
	echo "-----------------------------------------------------------------"
	echo " The $host machine is online, OSX-$flavor build continuing..."
	echo "-----------------------------------------------------------------"
    else
	echo "-----------------------------------------------------------------"
	echo "The $host machine is offline, skipping the OSX-$flavor build."
	echo "-----------------------------------------------------------------"
	return 0
    fi

    echo "-=-=- Starting OSX-$flavor build on $host..."

    echo "Copying source files and build script..."
    ssh root@$host "mkdir -p $OSX_BUILD && rm -rf $OSX_BUILD/* || true"
    #ssh root@$host "mkdir -p $OSX_BUILD  || true"
    scp $STAGING_DIR/wxPython-src-$VERSION.tar.gz \
	$STAGING_DIR/wxPython-docs-$VERSION.tar.gz \
	$STAGING_DIR/wxPython-demo-$VERSION.tar.gz \
	distrib/all/build-osx \
	root@$host:$OSX_BUILD

     echo "Running build script on $host..."
     wxdir=$OSX_BUILD/wxPython-src-$VERSION
     cmd=./build-osx
     ssh root@$host "cd $OSX_BUILD && $cmd $wxdir $OSX_BUILD $skipclean $VERSION $flavor $PYVER && rm $cmd"

     echo "Fetching the results..."
     scp "root@$host:$OSX_BUILD/wxPython*-osx*"  $STAGING_DIR
     ssh root@$host "rm $OSX_BUILD/wxPython*-osx*"

}


if [ $skiposx != yes ]; then

    DoOSXBuild $OSX_HOST_panther panther
    DoOSXBuild $OSX_HOST_jaguar jaguar

fi


# ---------------------------------------------------------------------------
# Linux build

# The remote Linux builds are different than those above.  The source
# RPMs were already built in the source step, and so building the
# binary RPMs is a very simple followup step.  But then add to that
# the fact that we need to build on more than one distro...

function DoLinuxBuild {
    local host=$1
    local reltag=$2
    shift;shift
    local pyver=$@

    # test if the target machine is online
    if ping -q -c1 -w1 $host > /dev/null; then
	echo "-----------------------------------------------------------------"
	echo " The $host machine is online, build continuing..."
	echo "-----------------------------------------------------------------"
    else
	echo "-----------------------------------------------------------------"
	echo "The $host machine is offline, skipping the binary RPM build."
	echo "-----------------------------------------------------------------"
	return 0
    fi
	
    echo "Copying source files and build script..."
    ssh root@$host "mkdir -p $LINUX_BUILD && rm -rf $LINUX_BUILD/*"
    scp $STAGING_DIR/wxPython-src* $STAGING_DIR/wxPython.spec\
	distrib/all/build-linux \
	root@$host:$LINUX_BUILD

    echo "Running build script on $host..."
    cmd=./build-linux
    ssh root@$host "cd $LINUX_BUILD && ./build-linux $reltag $skipclean $VERSION $pyver"
    
    echo "Fetching the results..."
    scp "root@$host:$LINUX_BUILD/wxPython*.i[0-9]86.rpm"  $STAGING_DIR
    ssh root@$host "rm $LINUX_BUILD/wxPython*.i[0-9]86.rpm"

}

if [ $skiplinux != yes ]; then

    DoLinuxBuild co-rh9 rh9 $PYVER
    DoLinuxBuild co-fc2 fc2 2.3

fi


# ---------------------------------------------------------------------------
# Final disposition of build results...

chmod a+r $STAGING_DIR/*

if [ $KIND = dryrun ]; then
    # we're done
    echo "Finished at " `date`
    exit 0
fi


if [ $KIND = daily ]; then 

    destdir=$UPLOAD_DAILY_ROOT/$DAILY
    echo "Copying to the starship at $destdir..."
    ssh $UPLOAD_HOST "mkdir -p $destdir"
    scp $STAGING_DIR/* $UPLOAD_HOST:/$destdir
    ssh $UPLOAD_HOST "cd $destdir && ls -al"


    echo "Cleaning up staging dir..."
    rm $STAGING_DIR/*
    rmdir $STAGING_DIR

    # TODO: something to remove old builds from starship, keeping 
    # only N days worth

    # Send email to wxPython-dev
    DATE=`date`
    TO=wxPython-dev@lists.wxwidgets.org

    cat <<EOF  | /usr/sbin/sendmail  $TO
From: R'bot <rbot@wxpython.org>
To: $TO
Subject: $DAILY test build uploaded
Date: $DATE

Hi,

A new test build of wxPython has been uploaded to starship.  

   Version: $VERSION
   URL:     http://starship.python.net/crew/robind/wxPython/daily/$DAILY
   Changes: http://starship.python.net/crew/robind/wxPython/daily/$DAILY/CHANGES.html

Have fun!
R'bot

EOF

    echo "Finished at " `date`
    exit 0
fi


if [ $KIND = release ]; then 

    echo "Copying to the local file server..."
    destdir=/stuff/Development/wxPython/dist/$VERSION
    mkdir -p $destdir
    cp $STAGING_DIR/* $destdir

    echo "Copying to the starship..."
    destdir=$UPLOAD_PREVIEW_ROOT/$VERSION
    ssh $UPLOAD_HOST "mkdir -p $destdir"
    scp $STAGING_DIR/* $UPLOAD_HOST:/$destdir

    echo "Cleaning up staging dir..."
    rm $STAGING_DIR/*
    rmdir $STAGING_DIR

    # Send email to wxPython-dev
    DATE=`date`
    TO=wxPython-dev@lists.wxwidgets.org

    cat <<EOF  | /usr/sbin/sendmail  $TO
From: R'bot <rbot@wxpython.org>
To: $TO
Subject: $VERSION release candidate build uploaded
Date: $DATE

Hi,

A new RC build of wxPython has been uploaded to starship.  

   Version: $VERSION
   URL:     http://starship.python.net/crew/robind/wxPython/preview/$VERSION
   Changes: http://starship.python.net/crew/robind/wxPython/preview/$VERSION/CHANGES.html

Have fun!
R'bot

EOF

    echo "Finished at " `date`
    exit 0
fi


# ---------------------------------------------------------------------------