PHPLIB-299: Ensure Travis uses expected server versions

Disable the "mongodb" service and remove installation through Travis' unmaintained apt package whitelist. Server versions are now manually downloaded and run with mongo-orchestration.

.travis.yml

 language: php
 dist: trusty
-sudo: false 
-
-services:
-  - mongodb
+sudo: false
 
 addons:
   apt:
-    packages: &common_packages
+    packages:
       - gdb
 
 env:
   global:
     - DRIVER_VERSION=1.4.0RC1
-    - SERVER_VERSION=3.4
+    - SERVER_VERSION=3.6.2
 
 matrix:
   fast_finish: true
   include:
     - php: 5.5
-      addons: &common_addons
-        apt:
-          sources: [ mongodb-3.4-precise ]
-          packages: [ mongodb-org, *common_packages ]
     - php: 5.6
-      addons: *common_addons
     - php: 7.0
-      addons: *common_addons
     - php: 7.1
-      addons: *common_addons
     - php: 7.2
-      addons: *common_addons
     - php: 7.0
       env:
-        - SERVER_VERSION=2.6
-      addons:
-        apt:
-          sources: [ mongodb-upstart ]
-          packages: [ mongodb-org, *common_packages ]
+        - SERVER_VERSION=2.6.12
+    - php: 7.0
+      env:
+        - SERVER_VERSION=3.0.15
     - php: 7.0
       env:
-        - SERVER_VERSION=3.0
-      addons:
-        apt:
-          sources: [ mongodb-3.0-precise ]
-          packages: [ mongodb-org, *common_packages ]
+        - SERVER_VERSION=3.2.18
     - php: 7.0
       env:
-        - SERVER_VERSION=3.2
-      addons:
-        apt:
-          sources: [ mongodb-3.2-precise ]
-          packages: [ mongodb-org, *common_packages ]
+        - SERVER_VERSION=3.4.11
 
-before_script:
+before_install:
+  - pip install "mongo-orchestration>=0.6.7,<1.0" --user `whoami`
+  - wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-${SERVER_VERSION}.tgz
+  - tar zxf mongodb-linux-x86_64-${SERVER_VERSION}.tgz
+  - export PATH=${PWD}/mongodb-linux-x86_64-${SERVER_VERSION}/bin/:${PATH}
   - mongod --version
+  - mongo-orchestration --version
+  - export MO_PATH=`python -c 'import mongo_orchestration; from os import path; print(path.dirname(mongo_orchestration.__file__));'`
+
+before_script:
+  - mongo-orchestration start
+  - pushd ${MO_PATH} && ${TRAVIS_BUILD_DIR}/.travis/mo.sh configurations/servers/clean.json start && popd
   - pecl install -f mongodb-${DRIVER_VERSION}
   - php --ri mongodb
   - composer install --dev --no-interaction --prefer-source
@@ -66,3 +56,6 @@ script:
 
 after_failure:
   - find . -name 'core*' -exec ${TRAVIS_BUILD_DIR}/.travis/debug-core.sh {} \;
+
+after_script:
+  - mongo-orchestration stop

.travis/mo.sh

+#!/bin/bash
+# Copyright 2012-2014 MongoDB, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+function eval_params {
+    local params=$(sed -e 's|["]|\\\"|g' $1)
+    echo $(eval echo \"$params\")
+} 
+
+function r {
+    echo $1| cut -d'/' -f 2
+}
+
+function a {
+    echo $(cd $(dirname $1); pwd)/$(basename $1)
+}
+
+function id {
+    local id_line=$(grep id $1 | head -n 1)
+    echo $(expr "$id_line" : '.*: *"\(.*\)" *,*')
+}
+
+function get {
+    echo "GET $1 $(curl --header 'Accept: application/json' --include --silent --request GET $1)"
+}
+
+function post {
+    echo "POST $1 $(curl --header 'Accept: application/json' --include --silent --request POST --data "$2" $1)"
+}
+
+function delete {
+    echo "DELETE $1 $(curl --header 'Accept: application/json' --include --silent --request DELETE $1)"
+}
+
+function code {
+   expr "$1" : '.*HTTP/1.[01] \([0-9]*\)'
+}
+
+function usage {
+    echo "usage: $0 configurations/cluster/file.json action"
+    echo "cluster: servers|replica_sets|sharded_clusters"
+    echo "action: start|status|stop"
+    exit 1
+}
+
+SSL_FILES=$(a ./ssl-files)
+BASE_URL=${MONGO_ORCHESTRATION:-'http://localhost:8889'}
+
+if [ $# -ne 2 ]; then usage; fi
+if [ ! -f "$1" ]; then echo "configuration file '$1' not found"; exit 1; fi
+
+ID=$(id $1)
+if [ ! "$ID" ]; then echo "id field not found in configuration file '$1'"; exit 1; fi
+R=$(r $1)
+
+GET=$(get $BASE_URL/$R/$ID)
+HTTP_CODE=$(code "$GET")
+EXIT_CODE=0
+
+case $2 in
+start)
+    if [ "$HTTP_CODE" != "200" ]
+    then
+        WORKSPACE=~/tmp/orchestrations
+        rm -fr $WORKSPACE
+        mkdir $WORKSPACE
+        LOGPATH=$WORKSPACE
+        DBPATH=$WORKSPACE
+        POST_DATA=$(eval_params $1)
+        echo "DBPATH=$DBPATH"
+        echo "LOGPATH=$LOGPATH"
+        echo "POST_DATA='$POST_DATA'"
+        echo
+        POST=$(post $BASE_URL/$R "$POST_DATA")
+        echo "$POST"
+        HTTP_CODE=$(code "$POST")
+        if [ "$HTTP_CODE" != 200 ]; then EXIT_CODE=1; fi
+    else
+        echo "$GET"
+    fi
+    ;;
+stop)
+    if [ "$HTTP_CODE" == "200" ]
+    then
+        DELETE=$(delete $BASE_URL/$R/$ID)
+        echo "$DELETE"
+        HTTP_CODE=$(code "$DELETE")
+        if [ "$HTTP_CODE" != 204 ]; then EXIT_CODE=1; fi
+    else
+        echo "$GET"
+    fi
+    ;;
+status)
+    if [ "$HTTP_CODE" == "200" ]
+    then
+        echo "$GET"
+    else
+        echo "$GET"
+        EXIT_CODE=1
+    fi
+    ;;
+*)
+    usage
+    ;;
+esac
+exit $EXIT_CODE