initial commit for rvr-nextgen

docker/scripts/install-composer.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+EXPECTED_CHECKSUM="$(curl -sL https://composer.github.io/installer.sig)"
+php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
+ACTUAL_CHECKSUM="$(php -r "echo hash_file('sha384', 'composer-setup.php');")"
+
+if [ "$EXPECTED_CHECKSUM" != "$ACTUAL_CHECKSUM" ]
+then
+    >&2 echo 'ERROR: Invalid installer checksum'
+    rm composer-setup.php
+    exit 1
+fi
+
+php composer-setup.php --install-dir=/usr/local/bin --filename=composer
+RESULT=$?
+rm composer-setup.php
+exit $RESULT