Install composer and guzzle

Author: clareliguori

Dockerfile

@@ -1,14 +1,28 @@
 ####### PHP custom runtime #######
 
+####### Install and compile everything #######
+
 # Same AL version as Lambda execution environment AMI
-FROM amazonlinux:2017.03.1.20170812 as customruntime
+FROM amazonlinux:2017.03.1.20170812 as builder
 
 # Lock to 2017.03 release (same as Lambda) and install compilation dependencies
 RUN sed -i 's;^releasever.*;releasever=2017.03;;' /etc/yum.conf && \
     yum clean all && \
-    yum install autoconf bison gcc gcc-c++ make libcurl-devel libxml2-devel openssl-devel tar gzip -y
+    yum install -y autoconf \
+                bison \
+                gcc \
+                gcc-c++ \
+                make \
+                libcurl-devel \
+                libxml2-devel \
+                openssl-devel \
+                tar \
+                gzip \
+                zip \
+                unzip \
+                git
 
-# Download the PHP 7.3.0 source, compile it, and install to /opt/php-7-bin
+# Download the PHP 7.3.0 source, compile, and install
 RUN mkdir ~/php-7-bin && \
     curl -sL https://github.com/php/php-src/archive/php-7.3.0.tar.gz | tar -xvz && \
     cd php-src-php-7.3.0 && \
@@ -17,6 +31,16 @@ RUN mkdir ~/php-7-bin && \
     make install && \
     /opt/php-7-bin/bin/php -v
 
-###### Something else ######
+WORKDIR /runtime
+RUN mkdir bin && \
+    cp /opt/php-7-bin/bin/php bin/php
+
+# Install composer and guzzle lib
+RUN curl -sS https://getcomposer.org/installer | ./bin/php -- --install-dir=/runtime/bin --filename=composer && \
+    ./bin/php ./bin/composer require guzzlehttp/guzzle
+
+###### Create runtime image ######
+
+FROM lambci/lambda:provided as runtime
 
-FROM lambci/lambda:provided
+COPY --from=builder /runtime /opt