#!/bin/bash
#===========================
# UMVIRT LINUX FROM SCRATCH 
#===========================
# Compilation script.
# Network mode. 
#===========================
# Release: 0.2.2
# Package: mrustc
#===========================
# DB commit: 48bb9ee31306c82c48dfaaad707eb4f6a926eb8a
# APP commit: 1ca4178aea919e4c9e869e3d650ff8af9678bd6f
#===========================

echo "ULFS Package installation start"
echo "==============================="
echo "Package: mrustc" 
echo "Release: 0.2.2" 

echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
#Creating log directory
mkdir -p /var/log/ulfs-packages/mrustc/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/mrustc/start.time
#Going to source directory...
cd /sources
#Checking dependances...
      #Checking git...
      if [ ! -f /var/cache/ulfs-packages/git ]; then
           echo "Dependance \"git\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/git/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/git ]; then
	             echo "Dependance \"git\" is not installed. Exiting..."
               exit
           fi
      fi
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/mrustc/download.time
#Downloading source package archive...
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/m/mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz.md5sum
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/m/mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz
#Checking source package file existance
if [ ! -f mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz ]; then
echo "Error: Can't find mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz.md5sum ]; then
    MD5=`LANG=C md5sum -c mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz is wrong. Exiting!"
    exit
    fi
fi
#Downloadning add-ons...
#Downloadning add-on  "mrust-minicargo.patch"...
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/m/mrust-minicargo.patch.md5sum
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/m/mrust-minicargo.patch
#Checking addon file existance
if [ ! -f mrust-minicargo.patch ]; then
echo "Error: Can't find mrust-minicargo.patch. Exiting!"
exit
fi
#Checking add-on file checksum
if [ -f mrust-minicargo.patch.md5sum ]; then
    MD5=`LANG=C md5sum -c mrust-minicargo.patch.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of mrust-minicargo.patch is wrong. Exiting!"
    exit
    fi
fi
#Downloadning add-on  "rustc-1.54.0-src.tar.gz"...
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/r/rustc-1.54.0-src.tar.gz.md5sum
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/r/rustc-1.54.0-src.tar.gz
#Checking addon file existance
if [ ! -f rustc-1.54.0-src.tar.gz ]; then
echo "Error: Can't find rustc-1.54.0-src.tar.gz. Exiting!"
exit
fi
#Checking add-on file checksum
if [ -f rustc-1.54.0-src.tar.gz.md5sum ]; then
    MD5=`LANG=C md5sum -c rustc-1.54.0-src.tar.gz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of rustc-1.54.0-src.tar.gz is wrong. Exiting!"
    exit
    fi
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/mrustc/cleanup.time
rm -rfv /sources/mrust-bf20f57582638fcaef5fd3428ec819b22708aff6/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/mrustc/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf mrust-bf20f57582638fcaef5fd3428ec819b22708aff6.tar.xz
#Checking package directory size after unpack...
du -s mrust-bf20f57582638fcaef5fd3428ec819b22708aff6 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/mrustc/unpack.size 
#Going to source package directory...
cd mrust-bf20f57582638fcaef5fd3428ec819b22708aff6
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/mrustc/configure.time
#Sleep 1 second
sleep 1
if [[ "$ULFS_PKG_DATERESET" == "YES" ]]
then
#Changing all files creation time (except build configuration files) in source directory to find them after installation
find /sources/mrust-bf20f57582638fcaef5fd3428ec819b22708aff6 \! -path "*/configure*" \! -path "*/Makefile*" \! -path "*.make" \! -path "*.m4" \! -path "*.am" \! -path "*.mk" \! -path "*.stamp" \! -path "*gentpl.py"  -exec touch -m {} +
fi
#Running configuration script...
echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
cat > ulfs_configure.sh << EOIS
echo "Initializing distributed build environment... "
if [[ "\$ULFS_ICECC" == "YES" ]]
then
    export PATH="\$ULFS_ICECC_PATH:\$PATH"
    echo "ICECC"
fi

echo "Environment debug..."
echo "PATH: \$PATH"
echo "MAKEFLAGS: \$MAKEFLAGS"
echo "NINJAJOBS: \$NINJAJOBS"
env | grep ULFS


#enable directory access to git
/usr/bin/git config --global --add safe.directory \$PWD

#reset git tree
git reset --hard
#copy rustc source
cp -v ../rustc-1.54.0-src.tar.gz .

#apply patch
patch -p1 < ../mrust-minicargo.patch

#speedup
sed "s/PARLEVEL ?= 1/PARLEVEL ?= `nproc`/" -i minicargo.mk 
sed "s/LLVM_TARGETS ?= X86;ARM;AArch64#;Mips;PowerPC;SystemZ;JSBackend;MSP430;Sparc;NVPTX/LLVM_TARGETS ?= X86/" -i minicargo.mk

sed "s/LLVM_TARGETS ?= X86;ARM;AArch64#;Mips;PowerPC;SystemZ;JSBackend;MSP430;Sparc;NVPTX/LLVM_TARGETS ?= X86/" -i run_rustc/Makefile 
sed "s/PARLEVEL ?= 1/PARLEVEL ?= `nproc`/" -i run_rustc/Makefile

#build std library
echo "LIBGIT2_SYS_USE_PKG_CONFIG=1 make -C run_rustc \$@" >> build-1.54.0.sh
sleep 10
EOIS
cat ulfs_configure.sh | bash 2>&1 | tee /var/log/ulfs-packages/mrustc/configure.log 
#Saving build timestamp
date +%s > /var/log/ulfs-packages/mrustc/build.time
#Running build script...
echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
cat > ulfs_build.sh << EOIS
echo "Initializing distributed build environment... "
if [[ "\$ULFS_ICECC" == "YES" ]]
then
    export PATH="\$ULFS_ICECC_PATH:\$PATH"
    echo "ICECC"
fi

echo "Environment debug..."
echo "PATH: \$PATH"
echo "MAKEFLAGS: \$MAKEFLAGS"
echo "NINJAJOBS: \$NINJAJOBS"
env | grep ULFS


time ./build-1.54.0.sh
EOIS
cat ulfs_build.sh | bash 2>&1 | tee /var/log/ulfs-packages/mrustc/build.log 
#Saving install timestamp
date +%s > /var/log/ulfs-packages/mrustc/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
#create directories
install -vdm755 /opt/mrustc
install -vdm755 /opt/mrustc/bin
install -vdm755 /opt/mrustc/lib
install -vdm755 /opt/mrustc/test
#install binaries
install -v -m555 output-1.54.0/rustc /opt/mrustc/bin/mrustc
install -v -m555 output-1.54.0/cargo /opt/mrustc/bin
#install libraries
install -v -m644 run_rustc/output-1.54.0/prefix/lib/rustlib/`uname -m`-unknown-linux-gnu/lib/*.rlib /opt/mrustc/lib

cat > /etc/profile.d/rustc.sh << "EOF"
# Begin /etc/profile.d/rustc.sh

pathprepend /opt/mrustc/bin           PATH

RUSTFLAGS='-L /opt/mrustc/lib '

export RUSTFLAGS

# End /etc/profile.d/rustc.sh
EOF

cat > /opt/mrustc/bin/rustc << "EOF"
/opt/mrustc/bin/mrustc -L /opt/mrustc/lib \$@
EOF

chmod -v 555 /opt/mrustc/bin/rustc


#test. executable file must built 
pathprepend /opt/mrustc/bin           PATH

cat > /opt/mrustc/test/hello.rs << "EOF"
fn main() {
    println!("Rustc is works!");
}
EOF


cd /opt/mrustc/test/
rustc hello.rs
./hello

EOIS
USER=`whoami`
if [ "$USER" == "root" ] ; then 
cat ulfs_install.sh | bash 2>&1 | tee /var/log/ulfs-packages/mrustc/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/mrustc/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/mrustc/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s mrust-bf20f57582638fcaef5fd3428ec819b22708aff6 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/mrustc/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/mrustc/files.txt ]; then
rm /var/log/ulfs-packages/mrustc/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /usr -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /etc -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /opt -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /lib -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
find /var -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time \! -path "/var/log/ulfs-packages/mrustc/*" >> /var/log/ulfs-packages/mrustc/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time >> /var/log/ulfs-packages/mrustc/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/mrustc/configure.time \! -newer /var/log/ulfs-packages/mrustc/finish.time \!  -path "/var/log/ulfs-packages/mrustc/*" >> /var/log/ulfs-packages/mrustc/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/mrustc
else
sudo touch /var/cache/ulfs-packages/mrustc
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/mrustc/unpack.size`
b=`cat /var/log/ulfs-packages/mrustc/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/mrustc/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/mrustc/start.time`
b=`cat /var/log/ulfs-packages/mrustc/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/mrustc/download.time`
b=`cat /var/log/ulfs-packages/mrustc/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/mrustc/configure.time`
b=`cat /var/log/ulfs-packages/mrustc/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/mrustc/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: mrustc" 
echo "Release: 0.2.2" 
echo "Build size: $c" 
echo "Prepare time: $dp sec." 
echo "Download time: $dd sec." 
echo "Build time: $db sec." 

#End of script