#!/bin/bash
#===========================
# UMVIRT LINUX FROM SCRATCH 
#===========================
# Compilation script.
# Network mode. 
#===========================
# Release: 0.1
# Package: lua
#===========================
# DB commit: d35a620850806ab581b32cb34d268a904c9c0a5f
# APP commit: f0568a86eced844506f88e1faa2e7a1c73783ddf
#===========================

echo "ULFS Package installation start"
echo "==============================="
echo "Package: lua" 
echo "Release: 0.1" 
echo "Install with chimp: NO"

downloadFile()
{
local filename=$1
echo "Downloading $filename ..."
if [[ "$ULFS_DOWNLOAD_APP" == "curl" ]]; then 
curl -k -O $filename 
else
wget --no-check-certificate -nc $filename 
fi
}

echo "loading environment settings(profile)"
. /etc/profile
echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
#Creating log directory
mkdir -p /var/log/ulfs-packages/lua/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/lua/start.time
#Going to source directory...
cd /sources
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/lua/download.time
#Downloading source package archive...
downloadFile https://umvirt.com/linux/downloads/0.1/packages/l/lua-5.3.5.tar.gz.md5sum
downloadFile https://umvirt.com/linux/downloads/0.1/packages/l/lua-5.3.5.tar.gz
#Checking source package file existance
if [ ! -f lua-5.3.5.tar.gz ]; then
echo "Error: Can't find lua-5.3.5.tar.gz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f lua-5.3.5.tar.gz.md5sum ]; then
    MD5=`LANG=C md5sum -c lua-5.3.5.tar.gz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of lua-5.3.5.tar.gz is wrong. Exiting!"
    exit
    fi
fi
#Downloadning patches...
downloadFile https://umvirt.com/linux/downloads/0.1/patches/lua-5.3.5-shared_library-1.patch
#Checking patch file existance
if [ ! -f lua-5.3.5-shared_library-1.patch ]; then
echo -e "Error: Can't find patch \"lua-5.3.5-shared_library-1.patch\". Exiting!"
exit
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/lua/cleanup.time
rm -rfv /sources/lua-5.3.5/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/lua/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf lua-5.3.5.tar.gz
#Checking package directory size after unpack...
du -s lua-5.3.5 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/lua/unpack.size 
#Going to source package directory...
cd lua-5.3.5
#Applying patches...
patch -Np -i ../lua-5.3.5-shared_library-1.patch
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/lua/configure.time
#Sleep 1 second
sleep 1
#Running configuration script...
cat > lua.pc << "EOF"
V=5.3
R=5.3.5

prefix=/usr
INSTALL_BIN=\${prefix}/bin
INSTALL_INC=\${prefix}/include
INSTALL_LIB=\${prefix}/lib
INSTALL_MAN=\${prefix}/share/man/man1
INSTALL_LMOD=\${prefix}/share/lua/\${V}
INSTALL_CMOD=\${prefix}/lib/lua/\${V}
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: Lua
Description: An Extensible Extension Language
Version: \${R}
Requires:
Libs: -L\${libdir} -llua -lm -ldl
Cflags: -I\${includedir}
EOF

sed -i '/#define LUA_ROOT/s:/usr/local/:/usr/:' src/luaconf.h &&

#Saving build timestamp
date +%s > /var/log/ulfs-packages/lua/build.time
#Running build script...
make MYCFLAGS="-DLUA_COMPAT_5_2 -DLUA_COMPAT_5_1" linux
#Saving install timestamp
date +%s > /var/log/ulfs-packages/lua/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
make INSTALL_TOP=/usr                \
     INSTALL_DATA="cp -d"            \
     INSTALL_MAN=/usr/share/man/man1 \
     TO_LIB="liblua.so liblua.so.5.3 liblua.so.5.3.4" \
     install &&


mkdir -pv                      /usr/share/doc/lua-5.3.5 &&
cp -v doc/*.{html,css,gif,png} /usr/share/doc/lua-5.3.5 &&

install -v -m644 -D lua.pc /usr/lib/pkgconfig/lua.pc

EOIS
echo "/sbin/ldconfig" >> ulfs_install.sh
USER=`whoami`
if [ "$USER" == "root" ] ; then 
cat ulfs_install.sh | bash 2>&1 | tee /var/log/ulfs-packages/lua/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/lua/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/lua/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s lua-5.3.5 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/lua/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/lua/files.txt ]; then
rm /var/log/ulfs-packages/lua/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /usr -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /etc -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/lua/files.txt
find /opt -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /lib -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
find /var -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time \! -path "/var/log/ulfs-packages/lua/*" \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/lua/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/lua/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time >> /var/log/ulfs-packages/lua/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/lua/configure.time \! -newer /var/log/ulfs-packages/lua/finish.time \!  -path "/var/log/ulfs-packages/lua/*"  \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/lua/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/lua
else
sudo touch /var/cache/ulfs-packages/lua
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/lua/unpack.size`
b=`cat /var/log/ulfs-packages/lua/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/lua/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/lua/start.time`
b=`cat /var/log/ulfs-packages/lua/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/lua/download.time`
b=`cat /var/log/ulfs-packages/lua/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/lua/configure.time`
b=`cat /var/log/ulfs-packages/lua/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/lua/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: lua" 
echo "Release: 0.1" 
echo "Build size: $c" 
echo "Prepare time: $dp sec." 
echo "Download time: $dd sec." 
echo "Build time: $db sec." 

#End of script