try to download installer from s3

.travis.yml

@@ -62,6 +62,7 @@ jobs:
         - echo "Enterprise Integrations Tests on MySQL"
     - name: "Community Rest API Tests"
       stage: Tests
+      before_install: travis_wait 90 bash scripts/downloadInstaller.sh
       install:
         - travis_wait 90 bash scripts/startAlfresco.sh apply-rm-community
       script:

rm-automation/pom.xml

@@ -147,14 +147,14 @@
                            <target>
                               <echo>Recreating database...</echo>
                               <sql driver="org.postgresql.Driver" url="jdbc:postgresql:template1" userid="alfresco" password="alfresco" autocommit="true">drop database if exists alfresco; create database alfresco</sql>
-                              <echo>Downloading Alfresco installer...</echo>
+<!--                              <echo>Downloading Alfresco installer...</echo>-->
-                              <get src="${installer.url}" dest="target/alf-installer.bin" />
+<!--                              <get src="${installer.url}" dest="target/alf-installer.bin" />-->
-                              <chmod file="target/alf-installer.bin" perm="a+x" verbose="true" />
+                              <chmod file="${basedir}/alfresco-content-services-installer*.bin" perm="a+x" verbose="true" />
                               <echo>Installing Alfresco...</echo>
-                              <exec executable="${basedir}/target/alf-installer.bin" dir="target" failonerror="true">
+                              <exec executable="${basedir}/alfresco-content-services-installer*.bin" dir="${basedir}" failonerror="true">
                                  <arg line="--mode unattended --alfresco_admin_password admin --disable-components postgres,alfrescowcmqs --jdbc_username alfresco --jdbc_password alfresco --prefix ${basedir}/target/alf-installation" />
                               </exec>
-                              <delete file="target/alf-installer.bin" verbose="true" />
+                              <delete file="${basedir}/alfresco-content-services-installer*.bin" verbose="true" />
                            </target>
                         </configuration>
                      </execution>

scripts/downloadInstaller.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# fail script immediately on any errors in external commands and print the lines
+set -ev
+
+outputFile=$HOME/rm-automation
+amzFile="release/enterprise/5.2/5.2.7/5.2.7.4/alfresco-content-services-installer-5.2.7.4-linux-x64.bin"
+region="eu-west-1"
+bucket="eu.dl.alfresco.com"
+resource="/${bucket}/${amzFile}"
+contentType="binary/octet-stream"
+dateValue=`TZ=GMT date -R`
+stringToSign="GET\n\n${contentType}\n${dateValue}\n${resource}"
+s3Key=$RELEASE_AWS_ACCESS_KEY
+s3Secret=$RELEASE_AWS_SECRET_KEY
+signature=`echo -en ${stringToSign} | openssl sha1 -hmac ${s3Secret} -binary | base64`
+curl -H "Host: s3-${region}.amazonaws.com" \
+     -H "Date: ${dateValue}" \
+     -H "Content-Type: ${contentType}" \
+     -H "Authorization: AWS ${s3Key}:${signature}" \
+     https://s3-${region}.amazonaws.com/${bucket}/${amzFile} -o $outputFile