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

echo "ULFS Package installation start"
echo "==============================="
echo "Package: ejabberd" 
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..."
. $ULFS_CONFIG_FILE
fi
#Creating log directory
mkdir -p /var/log/ulfs-packages/ejabberd/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/ejabberd/start.time
#Going to source directory...
cd /sources
#Checking dependances...
      #Checking erlang...
      if [ ! -f /var/cache/ulfs-packages/erlang ]; then
           echo "Dependance \"erlang\" not found. Trying to install...";
if [[ "$ULFS_DOWNLOAD_APP" == "curl" ]]; then 
           curl https://umvirt.com/linux/packages//0.1/erlang/install -k | bash
else
           wget --no-check-certificate https://umvirt.com/linux/packages//0.1/erlang/install -O - | bash
fi
           if [ ! -f /var/cache/ulfs-packages/erlang ]; then
	             echo "Dependance \"erlang\" is not installed. Exiting..."
               exit
           fi
      fi
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/ejabberd/download.time
#Downloading source package archive...
downloadFile https://umvirt.com/linux/downloads/0.1/packages/e/ejabberd-19.09.1.tgz.md5sum
downloadFile https://umvirt.com/linux/downloads/0.1/packages/e/ejabberd-19.09.1.tgz
#Checking source package file existance
if [ ! -f ejabberd-19.09.1.tgz ]; then
echo "Error: Can't find ejabberd-19.09.1.tgz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f ejabberd-19.09.1.tgz.md5sum ]; then
    MD5=`LANG=C md5sum -c ejabberd-19.09.1.tgz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of ejabberd-19.09.1.tgz is wrong. Exiting!"
    exit
    fi
fi
#Downloadning add-ons...
#Downloadning add-on  "ejabberd-deps-19.09.1.tar.xz"...
downloadFile https://umvirt.com/linux/downloads/0.1/packages/e/ejabberd-deps-19.09.1.tar.xz.md5sum
downloadFile https://umvirt.com/linux/downloads/0.1/packages/e/ejabberd-deps-19.09.1.tar.xz
#Checking addon file existance
if [ ! -f ejabberd-deps-19.09.1.tar.xz ]; then
echo -e "Error: Can't find add-on \"ejabberd-deps-19.09.1.tar.xz\". Exiting!"
exit
fi
#Checking add-on file checksum
if [ -f ejabberd-deps-19.09.1.tar.xz.md5sum ]; then
    MD5=`LANG=C md5sum -c ejabberd-deps-19.09.1.tar.xz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of ejabberd-deps-19.09.1.tar.xz is wrong. Exiting!"
    exit
    fi
fi
#Downloadning patches...
downloadFile https://umvirt.com/linux/downloads/0.1/patches/ejabberd-deps-19.09.1.patch
#Checking patch file existance
if [ ! -f ejabberd-deps-19.09.1.patch ]; then
echo -e "Error: Can't find patch \"ejabberd-deps-19.09.1.patch\". Exiting!"
exit
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/ejabberd/cleanup.time
rm -rfv /sources/ejabberd-19.09.1/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/ejabberd/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf ejabberd-19.09.1.tgz
#Checking package directory size after unpack...
du -s ejabberd-19.09.1 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/ejabberd/unpack.size 
#Going to source package directory...
cd ejabberd-19.09.1
#Applying patches...
patch -Np -i ../ejabberd-deps-19.09.1.patch
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/ejabberd/configure.time
#Sleep 1 second
sleep 1
#Running configuration script...
tar -xf ../ejabberd-deps-19.09.1.tar.xz

./configure --prefix=/usr --sysconfdir=/etc  --localstatedir=/var \
--enable-user=ejabberd --enable-group=ejabberd
#Saving build timestamp
date +%s > /var/log/ulfs-packages/ejabberd/build.time
#Running build script...
make
#Saving install timestamp
date +%s > /var/log/ulfs-packages/ejabberd/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
#add group
groupadd -fg 137 ejabberd
#add user
useradd -c "Ejabberd Daemon Owner" -d /var/run/ejabberd -u 137 \
        -g tor -s /bin/false ejabberd

make install

cp -v ejabberd.service /usr/lib/systemd/system

#install service
cat > /usr/lib/systemd/system/ejabberd.service << "EOF"
[Unit]
Description=XMPP Server
After=network.target

[Service]
Type=forking
User=ejabberd
Group=ejabberd
LimitNOFILE=65536
Restart=on-failure
RuntimeDirectory=ejabberd
RestartSec=5
ExecStart=/bin/sh -c '/usr/sbin/ejabberdctl start && /usr/sbin/ejabberdctl started'
ExecStop=/bin/sh -c '/usr/sbin/ejabberdctl stop && /usr/sbin/ejabberdctl stopped'
ExecReload=/usr/sbin/ejabberdctl reload_config
PrivateDevices=true
TimeoutSec=300

[Install]
WantedBy=multi-user.target

EOF
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/ejabberd/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/ejabberd/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/ejabberd/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s ejabberd-19.09.1 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/ejabberd/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/ejabberd/files.txt ]; then
rm /var/log/ulfs-packages/ejabberd/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /usr -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /etc -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/ejabberd/files.txt
find /opt -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /lib -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
find /var -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time \! -path "/var/log/ulfs-packages/ejabberd/*" \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/ejabberd/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time >> /var/log/ulfs-packages/ejabberd/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/ejabberd/configure.time \! -newer /var/log/ulfs-packages/ejabberd/finish.time \!  -path "/var/log/ulfs-packages/ejabberd/*"  \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/ejabberd/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/ejabberd
else
sudo touch /var/cache/ulfs-packages/ejabberd
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/ejabberd/unpack.size`
b=`cat /var/log/ulfs-packages/ejabberd/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/ejabberd/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/ejabberd/start.time`
b=`cat /var/log/ulfs-packages/ejabberd/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/ejabberd/download.time`
b=`cat /var/log/ulfs-packages/ejabberd/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/ejabberd/configure.time`
b=`cat /var/log/ulfs-packages/ejabberd/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/ejabberd/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: ejabberd" 
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