compile_php.sh

#!/bin/bash

# FROM https://aws.amazon.com/blogs/apn/aws-lambda-custom-runtime-for-php-a-practical-example/

PHP_VERSION=$1
if [ -z "$PHP_VERSION" ]; then
    echo "Usage: compile_php.sh <PHP version>"
    exit 1
fi

# Update packages and install needed compilation dependencies
sudo yum update -y
sudo yum install autoconf bison gcc gcc-c++ libcurl-devel libxml2-devel -y

# Compile OpenSSL v1.0.1 from source, as Amazon Linux uses a newer version than the Lambda Execution Environment, which
# would otherwise produce an incompatible binary.
curl -sL http://www.openssl.org/source/openssl-1.0.1k.tar.gz | tar -xvz
cd openssl-1.0.1k
./config && make && sudo make install
cd ~

# Download the PHP 7.3.0 source
mkdir ~/php-7-bin
curl -sL https://github.com/php/php-src/archive/php-${PHP_VERSION}.tar.gz | tar -xvz
cd php-src-php-${PHP_VERSION}

# Compile PHP 7.3.0 with OpenSSL 1.0.1 support, and install to /home/ec2-user/php-7-bin
./buildconf --force
./configure --prefix=/home/ec2-user/php-7-bin/ --with-openssl=/usr/local/ssl --with-curl --with-zlib
make install