#!/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=bigmac
OSX_BUILD=/tmp/BUILD


# Alsmost the same...  See below
LINUX_HOST=rh9
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 "   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
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              ;;
	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/*

    # 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

    # make the source tarball
    distrib/makerpm 2.3 skipclean skiprpm gtk2

    # make the source RPMs
    for ver in $PYVER; do 
	distrib/makerpm $ver skipclean skipcopy skiptar srpm
	distrib/makerpm $ver skipclean skipcopy skiptar srpm gtk2
    done

    # Copy everything to the staging dir
    echo "Moving stuff to $STAGING_DIR..."
    rm -f dist/*.spec
    mv dist/* $STAGING_DIR
    for doc in CHANGES BUILD INSTALL MigrationGuide default; do
	cp docs/$doc.* $STAGING_DIR
    done

    # cleanup
    echo "Cleaning up..."
    rm -f dist/*
    rm -rf _build_rpm
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 $STAGING_DIR/wxPythonSrc-$VERSION.tar.gz \
	distrib/all/build-windows \
	$WIN_HOST:$WIN_BUILD
    
     echo "Running build script on $WIN_HOST..."
     wxdir=$WIN_BUILD/wxPythonSrc-$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/wxPythonWIN32*  $STAGING_DIR
     ssh $WIN_HOST "rm $WIN_BUILD/wxPythonWIN32*"
fi


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

if [ $skiposx != yes ]; then
    echo "-=-=- Starting OSX build..."

    echo "Copying source files and build script..."
    ssh $OSX_HOST "mkdir -p $OSX_BUILD && rm -rf $OSX_BUILD/*"
    scp $STAGING_DIR/wxPythonSrc-$VERSION.tar.gz \
	$STAGING_DIR/wxPythonDocs-$VERSION.tar.gz \
	$STAGING_DIR/wxPythonDemo-$VERSION.tar.gz \
	distrib/all/build-osx \
	$OSX_HOST:$OSX_BUILD

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

     echo "Fetching the results..."
     scp "$OSX_HOST:$OSX_BUILD/wxPythonOSX*"  $STAGING_DIR
     ssh $OSX_HOST "rm $OSX_BUILD/wxPythonOSX*"
fi


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

# This build is optional, check if the target machine is up and
# running
if [ $skiplinux != yes ]; then
    if  ping -q -c1 -w1 $LINUX_HOST > /dev/null; then
        # the ping succeeded
	skiplinux=no
    else
        # the ping failed, skip the build
	skiplinux=yes
	echo "-----------------------------------------------------------------"
	echo "The $LINUX_HOST machine is offline, skipping the binary RPM build."
	echo "-----------------------------------------------------------------"
    fi
fi


if [ $skiplinux != yes ]; then
    echo "-=-=- Starting Linux build..."

    # The remote linux build is a bit different than the others.  The
    # SRPMs will have already been built in the initial source
    # building steps, the only  thing that the remote build needs to
    # do is an "rpmbuild --rebuild"  for each package.  So we'll just
    # copy the build script over and  execute it, there is no need to
    # unpack the tarball and most of the  other steps...

    
    echo "Copying source files and build script..."
    ssh root@$LINUX_HOST "mkdir -p $LINUX_BUILD && rm -rf $LINUX_BUILD/*"
    scp $STAGING_DIR/wxPython*.src.rpm \
	distrib/all/build-linux \
	root@$LINUX_HOST:$LINUX_BUILD

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

    # TODO:  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: New test build uploaded
Date: $DATE

Hi,

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

   Version: $VERSION
   Pythons: $PYVER
   URL:     http://starship.python.net/crew/robind/wxPython/daily/$DAILY

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

    echo "Finished at " `date`
    exit 0
fi


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