Ubuntu 18.04 + PHP7.3 + OCI8 (must provide your own oracle rpms)

ubuntu18.04_php7.3_oci8.sh

#!/bin/bash

#install
apt -y install alien build-essential php7.3-dev libaio1

alien oracle-instantclient12.2-basic-12.2.0.1.0-1.x86_64.rpm
alien oracle-instantclient12.2-devel-12.2.0.1.0-1.x86_64.rpm
alien oracle-instantclient12.2-sqlplus-12.2.0.1.0-1.x86_64.rpm

dpkg -i oracle-instantclient12.2-basic_12.2.0.1.0-2_amd64.deb
dpkg -i oracle-instantclient12.2-devel_12.2.0.1.0-2_amd64.deb
dpkg -i oracle-instantclient12.2-sqlplus_12.2.0.1.0-2_amd64.deb

pecl install oci8
# enter instantclient,/usr/lib/oracle/12.2/client64/lib
echo "extension= oci8.so" >> `php --ini | grep "Loaded Configuration" | sed -e "s|.*:\s*||"`

echo "export LD_LIBRARY_PATH=/usr/lib/oracle/12.2/client64/lib" >> ~/.bashrc
echo LD_LIBRARY_PATH=/usr/lib/oracle/12.2/client64/lib >> ~/.profile
echo LD_LIBRARY_PATH=/usr/lib/oracle/12.2/client64/lib >> /etc/environment

echo "export ORACLE_HOME=/usr/lib/oracle/12.2/client64" >> ~/.bashrc
echo ORACLE_HOME=/usr/lib/oracle/12.2/client64 >> ~/.profile
echo ORACLE_HOME=/usr/lib/oracle/12.2/client64 >> /etc/environment

source ~/.bashrc
source ~/.profile

echo "do you wanna restart your computer to apply changes in /etc/environment file? yes(y)no(n)"
read restart
case $restart in
    y) sudo shutdown -r 0;;
    n) echo "don't forget to restart your computer manually";;
esac