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

echo "ULFS Package installation start"
echo "==============================="
echo "Package: exim" 
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/exim/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/exim/start.time
#Going to source directory...
cd /sources
#Checking dependances...
      #Checking pcre2...
      if [ ! -f /var/cache/ulfs-packages/pcre2 ]; then
           echo "Dependance \"pcre2\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/pcre2/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/pcre2 ]; then
	             echo "Dependance \"pcre2\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking sqlite...
      if [ ! -f /var/cache/ulfs-packages/sqlite ]; then
           echo "Dependance \"sqlite\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/sqlite/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/sqlite ]; then
	             echo "Dependance \"sqlite\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking Linux-PAM...
      if [ ! -f /var/cache/ulfs-packages/Linux-PAM ]; then
           echo "Dependance \"Linux-PAM\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/Linux-PAM/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/Linux-PAM ]; then
	             echo "Dependance \"Linux-PAM\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking gnutls...
      if [ ! -f /var/cache/ulfs-packages/gnutls ]; then
           echo "Dependance \"gnutls\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/gnutls/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/gnutls ]; then
	             echo "Dependance \"gnutls\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking libnsl...
      if [ ! -f /var/cache/ulfs-packages/libnsl ]; then
           echo "Dependance \"libnsl\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/libnsl/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/libnsl ]; then
	             echo "Dependance \"libnsl\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking cyrus-sasl...
      if [ ! -f /var/cache/ulfs-packages/cyrus-sasl ]; then
           echo "Dependance \"cyrus-sasl\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/cyrus-sasl/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/cyrus-sasl ]; then
	             echo "Dependance \"cyrus-sasl\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking OpenLDAP-client...
      if [ ! -f /var/cache/ulfs-packages/OpenLDAP-client ]; then
           echo "Dependance \"OpenLDAP-client\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/OpenLDAP-client/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/OpenLDAP-client ]; then
	             echo "Dependance \"OpenLDAP-client\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking mariadb-client...
      if [ ! -f /var/cache/ulfs-packages/mariadb-client ]; then
           echo "Dependance \"mariadb-client\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/mariadb-client/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/mariadb-client ]; then
	             echo "Dependance \"mariadb-client\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking postgresql-client...
      if [ ! -f /var/cache/ulfs-packages/postgresql-client ]; then
           echo "Dependance \"postgresql-client\" not found. Trying to install...";
           wget --no-check-certificate https://umvirt.com/linux/packages//0.2.2/postgresql-client/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/postgresql-client ]; then
	             echo "Dependance \"postgresql-client\" is not installed. Exiting..."
               exit
           fi
      fi
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/exim/download.time
#Downloading source package archive...
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/e/exim-4.98.tar.xz.md5sum
wget --no-check-certificate -nc https://umvirt.com/linux/downloads/0.2.2/packages/e/exim-4.98.tar.xz
#Checking source package file existance
if [ ! -f exim-4.98.tar.xz ]; then
echo "Error: Can't find exim-4.98.tar.xz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f exim-4.98.tar.xz.md5sum ]; then
    MD5=`LANG=C md5sum -c exim-4.98.tar.xz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of exim-4.98.tar.xz is wrong. Exiting!"
    exit
    fi
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/exim/cleanup.time
rm -rfv /sources/exim-4.98/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/exim/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf exim-4.98.tar.xz
#Checking package directory size after unpack...
du -s exim-4.98 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/exim/unpack.size 
#Going to source package directory...
cd exim-4.98
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/exim/configure.time
#Sleep 1 second
sleep 1
if [[ "$ULFS_PKG_DATERESET" == "YES" ]]
then
#Changing all files creation time (except build configuration files) in source directory to find them after installation
find /sources/exim-4.98 \! -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


groupadd -g 31 exim &&
useradd -d /dev/null -c "Exim Daemon" -g exim -s /bin/false -u 31 exim

sed -e 's,^BIN_DIR.*\$,BIN_DIRECTORY=/usr/sbin,'    \\
    -e 's,^CONF.*\$,CONFIGURE_FILE=/etc/exim.conf,' \\
    -e 's,^EXIM_USER.*\$,EXIM_USER=exim,'           \\
    -e '/# USE_OPENSSL/s,^#,,' src/EDITME > Local/Makefile &&

printf "USE_GDBM = yes\\nDBMLIB = -lgdbm\\n" >> Local/Makefile


sed -i '/# SUPPORT_PAM=yes/s,^#,,' Local/Makefile
echo "EXTRALIBS=-lpam" >> Local/Makefile
EOIS
cat ulfs_configure.sh | bash 2>&1 | tee /var/log/ulfs-packages/exim/configure.log 
#Saving build timestamp
date +%s > /var/log/ulfs-packages/exim/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


make
EOIS
cat ulfs_build.sh | bash 2>&1 | tee /var/log/ulfs-packages/exim/build.log 
#Saving install timestamp
date +%s > /var/log/ulfs-packages/exim/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
make install                                    &&
install -v -m644 doc/exim.8 /usr/share/man/man8 &&

install -vdm 755    /usr/share/doc/exim-4.98 &&
cp      -Rv doc/*   /usr/share/doc/exim-4.98 &&

ln -sfv exim /usr/sbin/sendmail                 &&
install -v -d -m750 -o exim -g exim /var/spool/exim

cat > /etc/pam.d/exim << "EOF"
# Begin /etc/pam.d/exim

auth    include system-auth
account include system-account
session include system-session

# End /etc/pam.d/exim
EOF
EOIS
USER=`whoami`
if [ "$USER" == "root" ] ; then 
cat ulfs_install.sh | bash 2>&1 | tee /var/log/ulfs-packages/exim/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/exim/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/exim/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s exim-4.98 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/exim/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/exim/files.txt ]; then
rm /var/log/ulfs-packages/exim/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /usr -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /etc -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /opt -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /lib -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
find /var -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time \! -path "/var/log/ulfs-packages/exim/*" >> /var/log/ulfs-packages/exim/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time >> /var/log/ulfs-packages/exim/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/exim/configure.time \! -newer /var/log/ulfs-packages/exim/finish.time \!  -path "/var/log/ulfs-packages/exim/*" >> /var/log/ulfs-packages/exim/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/exim
else
sudo touch /var/cache/ulfs-packages/exim
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/exim/unpack.size`
b=`cat /var/log/ulfs-packages/exim/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/exim/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/exim/start.time`
b=`cat /var/log/ulfs-packages/exim/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/exim/download.time`
b=`cat /var/log/ulfs-packages/exim/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/exim/configure.time`
b=`cat /var/log/ulfs-packages/exim/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/exim/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: exim" 
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