#!/bin/bash

# These control which ones get built.
do_linux64=1
do_linux32=1
do_local=0
do_mac=1
do_windowsXP=1

# Where to find suitable VM disk images for the various OS's.
img_linux64=~/bin/ubuntu64_diff.qcow2
img_linux32=~/bin/ubuntu32_diff.qcow2
img_windowsXP=/media/sdb2/IMAGES/xp_diff.qcow2

# The Mac build is on a real Mac, coz Apple insists you need real Apple hardware.
FTP_HOST="172.16.0.3"
IP_mac="172.16.0.116"

unique_port()
{
  # Try to find an unused port number for each running instance of the program.

  START=8192
  RANGE=$[$(awk '{print $1}' /proc/sys/net/ipv4/ip_local_port_range)-$START]
  if [ $RANGE -lt 8 ]
  then
    START=$[$(awk '{print $2}' /proc/sys/net/ipv4/ip_local_port_range)]
    RANGE=$[65535-$START]
    if [ $RANGE -lt 8 ]
    then
      START=16384
      RANGE=32768
    fi
  fi
  echo $[($$%$RANGE)+$START]
}


rm -rf TARBALLS
mkdir TARBALLS

if [ -d SOURCE ]; then
    echo "Updating source."
    cd SOURCE &&
    git pull &&
    cd .. || exit 0
else
    echo "Downloading source."
    mkdir SOURCE &&
    git clone git://github.com/imprudence/imprudence.git SOURCE || exit 0
fi

version=$(SOURCE/linden/scripts/viewer_info.py --combined)
date=$(date '+%Y-%m-%d_%H')

echo "Creating source tarball."
tar czf TARBALLS/${version}-source_${date}.tar.gz --exclude-vcs SOURCE &&


FTP_PORT=$(unique_port)
echo "=== launching FTP daemon on port $FTP_PORT"
# Fire off an ftp daemon, making sure it's killed when this script exits.
# (We use the busybox version because no two ftp daemons have quite the same
# command line arguments, and this one's a known quantity.)

# Busybox needs -s 127.0.0.1 support here
./busybox nc -p $FTP_PORT -lle ./busybox ftpd -w TARBALLS &
trap "kill $(jobs -p)" EXIT
disown $(jobs -p)
# QEMU's alias for host loopback
FTP_SERVER=10.0.2.2


# Do Windows first, coz it still needs a manually typed password, dammit.
# Also coz Windows is unreliable, even putting in a one minute wait and still it often craps out the SSH session straight away.
# On top of that, best to run a defrag on the thing before trying this, otherwise it runs for six hours then bombs out.
if [ $do_windowsXP -eq 1 ]
then
    echo "Building in qemu, Windows XP."
    # Extra PATH for cygwin, coz it don't pick up the Windows PATH in the serial console.
    #cw_path='/cygdrive/c/WINDOWS/system32:/cygdrive/c/WINDOWS:/cygdrive/c/WINDOWS/System32/Wbem:/cygdrive/c/Program Files/CMake 2.8/bin:/cygdrive/c/Python27:/cygdrive/c/Program Files/Git/cmd'

    qemu-system-i386 -M pc -cpu athlon -m 2G -drive file=${img_windowsXP},index=0,media=disk,cache=none -net nic -net user,vlan=0,hostfwd=tcp::2222-:22 -rtc base=localtime &
    sleep 90
    #expect -c 'spawn ssh -p 2222 me@localhost ; expect assword ; send " \n" ; interact' <<- zzzzEOFzzzz
    ssh -p 2222 me@localhost <<- zzzzEOFzzzz
     
    # TODO - there has to be a way of avoiding all this hard coded stuff, coz this is way too fragile.
    #        On the other hand, when doing this via click and pointy VS express, you would need to manually configure them into that anyway.  Which is still not good.
    # Windows python insists on putting some crap at the end of the output, so we can't run the above version command here, instead just pass it.
    export version=${version}
    PATH='/bin:/usr/local/bin:/usr/bin:'\$PATH':/cygdrive/c/Program Files/Microsoft SDKs/v6.1/Bin:/cygdrive/c/Program Files/Microsoft Visual Studio 8/SDK/v2.0/Bin:/cygdrive/c/Program Files/Microsoft Visual Studio 8/Common7/IDE:/cygdrive/c/Program Files/Microsoft Visual Studio 8/VC/bin:/cygdrive/c/Program Files/Microsoft Visual Studio 8/Common7/Tools/:/cygdrive/c/Program Files/Inno Setup 5'
    #./.profile
    #./.bash_profile
    export DXSDK_DIR='C:\Program Files\Microsoft DirectX SDK (November 2008)\'
    #vcvarsall.bat x86
    export INCLUDE="C:\Program Files\Microsoft Visual Studio 8\VC\include;C:\Program Files\Microsoft SDKs\Windows\v6.1\Include"
    export LIB="C:\Program Files\Microsoft Visual Studio 8\VC\lib;C:\Program Files\Microsoft Visual Studio 8\SDK\v2.0\Lib;C:\Program Files\Microsoft SDKs\Windows\v6.1\Lib"
    export LIBPATH="C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727"
    # So that we can find a place to cache the pre builds.
    mkdir -p /cygdrive/c/TEMP
    cd /home/me
    rm -fr BUILD
    mkdir -p BUILD
    rm -fr TARBALLS
    mkdir -p TARBALLS
    lftp -c 'open -p ${FTP_PORT} ${FTP_SERVER} && lcd TARBALLS && get1 ${version}-source_${date}.tar.gz'
    tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD
    cd /home/me/BUILD/SOURCE/linden/scripts/linux
    # Apparently my "works everywhere" Linux specific scripts work on Cygwin to.  Mostly.
    ./0-patch-SL-source
    ./1-get-libraries-from-SL
    ./2-trim-libraries-from-SL
    ./3-compile-SL-source
    ./4-package-viewer
#    cp /home/me/BUILD/SOURCE/linden/indra/build-nmake/newview/RelWithDebInfo/package/${version}-*.exe /home/me/TARBALLS
    cp /home/me/BUILD/SOURCE/linden/indra/build-nmake/newview/RelWithDebInfo/package/Imprudence-*.exe /home/me/TARBALLS
    cd /home/me/TARBALLS
#    lftp -c 'open -p ${FTP_PORT} ${FTP_SERVER} && lcd /home/me/TARBALLS && mput ${version}-*.exe'
    lftp -c 'open -p ${FTP_PORT} ${FTP_SERVER} && lcd /home/me/TARBALLS && mput Imprudence-*.exe'
    shutdown -s now
zzzzEOFzzzz

    # A here document would be preferable, but "interact" won't work then.
    # Serial port would be preferable, but python does nothing then.  WTF?
#    expect -c "
#	set timeout -1
#	set send_slow {1 .1}
#	spawn qemu-system-i386 -M pc -cpu athlon -m 2G -hda ${img_windowsXP} -serial stdio -rtc base=localtime
#	match_max 100000
#	strace 1
#	expect -exact \"\$ \"; sleep .1; send -s -- \"PATH=\\\$PATH':${cw_path}'\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"echo \\\$PATH\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"cd /home/me\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"rm -fr BUILD\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"rm -fr TARBALLS\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"mkdir -p BUILD\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"mkdir -p TARBALLS\r\"
#	expect -exact \"\$ \"; sleep 2;  send -s -- \"lftp -c 'open -p ${FTP_PORT} ${FTP_SERVER} && lcd TARBALLS && get1 ${version}-source_${date}.tar.gz'\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"cd /home/me/BUILD/SOURCE\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"cd linden/scripts/linux\r\"

#	expect -exact \"\$ \"; sleep .1; send -s -- \"./0-patch-SL-source\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"./1-get-libraries-from-SL\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"./2-trim-libraries-from-SL\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"./3-compile-SL-source\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"cd ../../indra/viewer-windows-*\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"make package\r\"

#	expect -exact \"\$ \"; sleep .1; send -s -- \"cp ${version}-*.exe ../../../../../TARBALLS\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"cd /home/me/BUILD/TARBALLS\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"ls -la\r\"
#	expect -exact \"\$ \"; sleep 2;  send -s -- \"lftp -c 'open -p ${FTP_PORT} ${FTP_SERVER} && lcd TARBALLS && mput ${version}-*.exe'\r\"

#	interact quit return; sleep .1;  send -s -- \"\r\"
#	expect -exact \"\$ \"; sleep .1; send -s -- \"shutdown -s now\r\"
#	expect eof"
    echo ''
    sleep 10
fi


if [ $do_mac -eq 1 ]
then
    echo "Building on a real Mac, 32 bit Mac OS X." &&
    ssh -i .ssh/builder_id_dsa builder@${IP_mac} bash -l <<- zzzzEOFzzzz
    # Select the 3.2.6 Xcode.  Dammit, this needs root to run it.
    #xcode-select -switch /Xcode/Xcode_3.2.6
    cd ~ &&
    rm -fr BUILD &&
    rm -fr TARBALLS &&
    mkdir -p BUILD &&
    mkdir -p TARBALLS &&
    sleep 2 &&
    lftp -c 'open -p ${FTP_PORT} ${FTP_HOST} && lcd TARBALLS && get1 ${version}-source_${date}.tar.gz'
    tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD &&
    cd BUILD/SOURCE &&
    cd linden/scripts/linux &&
    ./0-patch-SL-source &&
    ./1-get-libraries-from-SL &&
    ./2-trim-libraries-from-SL &&
    ./3-compile-SL-source &&
    ./4-package-viewer &&
    cd ../../indra/build-darwin-* &&
    cd newview &&
    cp ${version}-*.dmg ~/TARBALLS &&
    cd ~/TARBALLS &&
    lftp -c 'open -p ${FTP_PORT} ${FTP_HOST} && lcd ~/TARBALLS && mput ${version}-*.dmg'
    # Select the 4.6.2 Xcode.  Dammit, this needs root to run it.
    #xcode-select -switch /Applications/Xcode_4.6.3.app/Contents/Developer
zzzzEOFzzzz
fi


if [ $do_local -eq 1 ]
then
    echo "Building local." &&
    rm -fr BUILD &&
    mkdir BUILD &&
    tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD &&
    cd BUILD/SOURCE &&
    cd linden/scripts/linux &&
    ./0-patch-SL-source &&
    ./1-get-libraries-from-SL &&
    ./2-trim-libraries-from-SL &&
    ./3-compile-SL-source &&
    ./4-package-viewer &&
    cd ../../indra/viewer-linux-* &&
    cp ${version}-*.tar.bz2 ../../../../../TARBALLS
    cd ../../../../..
fi


if [ $do_linux64 -eq 1 ]
then
    echo "Building in qemu, 64 bit linux." &&
    qemu-system-x86_64 -M pc -cpu phenom -m 1G -drive file=${img_linux64},index=0,media=disk,cache=none -serial stdio <<- zzzzEOFzzzz
	#
    mkdir -p /home/builder &&
    cd /home/builder &&
    rm -fr BUILD &&
    rm -fr TARBALLS &&
    mkdir -p BUILD &&
    mkdir -p TARBALLS &&
    sleep 2 &&
    busybox ftpget ${FTP_SERVER} -vP ${FTP_PORT} TARBALLS/${version}-source_${date}.tar.gz ${version}-source_${date}.tar.gz &&
    tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD &&
    cd BUILD/SOURCE &&
    cd linden/scripts/linux &&
    ./0-patch-SL-source &&
    ./1-get-libraries-from-SL &&
    ./2-trim-libraries-from-SL &&
    cp -ar ../../libraries/x86_64-linux/include/ares ../../libraries/include  # Hack around an odd problem.
    ./3-compile-SL-source &&
    ./4-package-viewer &&
    cd ../../indra/viewer-linux-* &&
    cp ${version}-*.tar.bz2 /home/builder/TARBALLS &&
    cd /home/builder/TARBALLS &&
    busybox ftpput ${FTP_SERVER} -vP ${FTP_PORT} ${version}-*.tar.bz2 ${version}-*.tar.bz2
    shutdown -h now
zzzzEOFzzzz
    sleep 10
fi


if [ $do_linux32 -eq 1 ]
then
    echo "Building in qemu, 32 bit linux." &&
    qemu-system-i386 -M pc -cpu athlon -m 1G -drive file=${img_linux32},index=0,media=disk,cache=none -serial stdio <<- zzzzEOFzzzz
	#
    mkdir -p /home/builder &&
    cd /home/builder &&
    rm -fr BUILD &&
    rm -fr TARBALLS &&
    mkdir -p BUILD &&
    mkdir -p TARBALLS &&
    sleep 2 &&
    busybox ftpget ${FTP_SERVER} -vP ${FTP_PORT} TARBALLS/${version}-source_${date}.tar.gz ${version}-source_${date}.tar.gz &&
    tar xzf TARBALLS/${version}-source_${date}.tar.gz -C BUILD &&
    cd BUILD/SOURCE &&
    cd linden/scripts/linux &&
    ./0-patch-SL-source &&
    ./1-get-libraries-from-SL &&
    ./2-trim-libraries-from-SL &&
    ./3-compile-SL-source &&
    ./4-package-viewer &&
    cd ../../indra/viewer-linux-* &&
    cp ${version}-*.tar.bz2 /home/builder/TARBALLS &&
    cd /home/builder/TARBALLS &&
    busybox ftpput ${FTP_SERVER} -vP ${FTP_PORT} ${version}-*.tar.bz2 ${version}-*.tar.bz2
    shutdown -h now
zzzzEOFzzzz
    sleep 10
fi