#!/bin/bash
#===========================
# UMVIRT LINUX FROM SCRATCH 
#===========================
# Compilation script.
# Network mode. 
#===========================
# Release: 0.2.4
# Package: openvswitch
#===========================
# DB commit: 87572d7cf5c2e4fc6a7d33abc05341175a2c925a
# APP commit: e905d50832f25d6e1ea1c062c557c2674e1072f0
#===========================

echo "ULFS Package installation start"
echo "==============================="
echo "Package: openvswitch" 
echo "Release: 0.2.4" 

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..."
. $ULFS_CONFIG_FILE
fi
#Creating log directory
mkdir -p /var/log/ulfs-packages/openvswitch/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/openvswitch/start.time
#Going to source directory...
cd /sources
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/openvswitch/download.time
#Downloading source package archive...
downloadFile .md5sum
downloadFile 
#Checking source package file existance
if [ ! -f openvswitch-3.6.0.tar.gz ]; then
echo "Error: Can't find openvswitch-3.6.0.tar.gz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f openvswitch-3.6.0.tar.gz.md5sum ]; then
    MD5=`LANG=C md5sum -c openvswitch-3.6.0.tar.gz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of openvswitch-3.6.0.tar.gz is wrong. Exiting!"
    exit
    fi
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/openvswitch/cleanup.time
rm -rfv /sources/openvswitch-3.6.0/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/openvswitch/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf openvswitch-3.6.0.tar.gz
#Checking package directory size after unpack...
du -s openvswitch-3.6.0 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/openvswitch/unpack.size 
#Going to source package directory...
cd openvswitch-3.6.0
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/openvswitch/configure.time
#Sleep 1 second
sleep 1
if [[ "$ULFS_PKG_DATERESET" == "YES" ]]
then
#Changing all files creation time (except build configuration files) in source directory to find them after installation
find /sources/openvswitch-3.6.0 \! -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 "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
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


sed -i \\
    -e 's|\$(sysconfdir)/bash_completion.d|/usr/share/bash-completion/completions|g' \\
    -e '/if grep warning:/d' \\
    Makefile.am

./configure --prefix=/usr \\
--sysconfdir=/etc \\
--localstatedir=/var \\
--with-rundir=/run/openvswitch \\
--sbindir=/usr/bin \\
--enable-shared \\
PYTHON=/usr/bin/python3

EOIS
cat ulfs_configure.sh | bash 2>&1 | tee /var/log/ulfs-packages/openvswitch/configure.log 
#Saving build timestamp
date +%s > /var/log/ulfs-packages/openvswitch/build.time
#Running build script...
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
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/openvswitch/build.log 
#Saving install timestamp
date +%s > /var/log/ulfs-packages/openvswitch/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
make install

cat > /usr/lib/tmpfiles.d/openvswitch.conf << "EOF"
d /run/openvswitch 0770 root root -

EOF

cat > /usr/lib/systemd/system/ovsdb-server.service << "EOF"
[Unit]
Description    =  Open vSwitch Database Server
Documentation  =  man:ovsdb-server

[Service]
PIDFile=/run/openvswitch/ovsdb-server.pid
ExecStart=/usr/sbin/ovsdb-server --remote=punix:/var/run/openvswitch/db.sock --pidfile=/run/openvswitch/ovsdb-server.pid


EOF

cat > /usr/lib/systemd/system/ovs-vswitchd.service << "EOF"
[Unit]
Description    = Open vSwitch Daemon
Documentation  = man:ovs-vswitchd
Wants          = network.target
Before         = network.target NetworkManager.service
Requires       = ovsdb-server.service
After          = ovsdb-server.service

[Service]
ExecStartPre = /sbin/modprobe openvswitch
PIDFile = /run/openvswitch/ovs-vswitchd.pid
ExecStart = /usr/sbin/ovs-vswitchd --pidfile=/run/openvswitch/ovs-vswitchd.pid

[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/openvswitch/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/openvswitch/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/openvswitch/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s openvswitch-3.6.0 | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/openvswitch/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/openvswitch/files.txt ]; then
rm /var/log/ulfs-packages/openvswitch/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /usr -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /etc -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/openvswitch/files.txt
find /opt -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /lib -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
find /var -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time \! -path "/var/log/ulfs-packages/openvswitch/*" \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/openvswitch/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time \! -path /etc/ld.so.cache >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time >> /var/log/ulfs-packages/openvswitch/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/openvswitch/configure.time \! -newer /var/log/ulfs-packages/openvswitch/finish.time \!  -path "/var/log/ulfs-packages/openvswitch/*"  \! -path /var/cache/ldconfig/aux-cache >> /var/log/ulfs-packages/openvswitch/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/openvswitch
else
sudo touch /var/cache/ulfs-packages/openvswitch
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/openvswitch/unpack.size`
b=`cat /var/log/ulfs-packages/openvswitch/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/openvswitch/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/openvswitch/start.time`
b=`cat /var/log/ulfs-packages/openvswitch/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/openvswitch/download.time`
b=`cat /var/log/ulfs-packages/openvswitch/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/openvswitch/configure.time`
b=`cat /var/log/ulfs-packages/openvswitch/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/openvswitch/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: openvswitch" 
echo "Release: 0.2.4" 
echo "Build size: $c" 
echo "Prepare time: $dp sec." 
echo "Download time: $dd sec." 
echo "Build time: $db sec." 

#End of script