Merge pull request circleci#486 from circleci/li3n3-update-elasticsearch

updating elasticsearch download links & version

Author: li3n3

jekyll/_docs/installing-elasticsearch.md

@@ -4,41 +4,41 @@ title: Install a custom version of Elasticsearch
 description: Installing a custom version of Elasticsearch
 ---
 
-To enable Elasticsearch, add the following to your circle.yml:
+To enable Elasticsearch, add the following to your `circle.yml`:
 
 ```
 machine:
   services:
     - elasticsearch
 ```
 
-The default version of elasticsearch is {{ site.data.precise.versions.elasticsearch }}.
-If you need a custom version, you can download and start it from your build. To install 1.0.1, add the following to your circle.yml:
+The default version of Elasticsearch is {{ site.data.trusty.versions.elasticsearch }}.
+If you need a custom version, you can download and start it from your build. To install 2.4.3, add the following to your `circle.yml`:
 
 ```
 dependencies:
   post:
-    - wget https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.0.1.tar.gz
-    - tar -xvf elasticsearch-1.0.1.tar.gz
-    - elasticsearch-1.0.1/bin/elasticsearch: {background: true}
+    - wget https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/tar/elasticsearch/2.4.3/elasticsearch-2.4.3.tar.gz
+    - tar -xvf elasticsearch-2.4.3.tar.gz
+    - elasticsearch-2.4.3/bin/elasticsearch: {background: true}
     # Make sure that Elasticsearch is up before running tests:
     - sleep 10 && wget --waitretry=5 --retry-connrefused -v http://127.0.0.1:9200/
 ```
 
 <span class='label label-info'>Note:</span>
-remember to remove elasticsearch from machine.services if you install it manually.
+remember to remove elasticsearch from [`machine: services:`]({{site.baseurl}}/configuration/#services) if you install it manually.
 
 ## Install an Elasticsearch plugin
 
-It's easy to install a plugin from a url, just add a command to install the plugin before you start elasticsearch:
+It's simple to install a plugin from a URL! Just add a command to install the plugin before you start Elasticsearch:
 
 ```
 dependencies:
   post:
-    - wget https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.0.1.tar.gz
-    - tar -xvf elasticsearch-1.0.1.tar.gz
-    - elasticsearch-1.0.1/bin/plugin --url https://example.com/plugin.zip --install example-plugin
-    - elasticsearch-1.0.1/bin/elasticsearch: {background: true}
+    - wget https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/tar/elasticsearch/2.4.3/elasticsearch-2.4.3.tar.gz
+    - tar -xvf elasticsearch-2.4.3.tar.gz
+    - elasticsearch-2.4.3/bin/plugin --url https://example.com/plugin.zip --install example-plugin
+    - elasticsearch-2.4.3/bin/elasticsearch: {background: true}
     - sleep 10 && wget --waitretry=5 --retry-connrefused -v http://127.0.0.1:9200/
 ```
 
@@ -50,14 +50,14 @@ You can add arbitrary directories to the cache, allowing you to avoid the overhe
 
 Tell CircleCI to save a cached copy using the
 [`cache_directories` settings in your `circle.yml` file](/docs/configuration/#cache-directories).
-Then check for the directory before you download elasticsearch:
+Then check for the directory before you download Elasticsearch:
 
 ```
 dependencies:
   cache_directories:
-    - elasticsearch-1.0.1 # relative to the build directory
+    - elasticsearch-2.4.3 # relative to the build directory
   post:
-    - if [[ ! -e elasticsearch-1.0.1 ]]; then wget https://download.elastic.co/elasticsearch/elasticsearch/elasticsearch-1.0.1.tar.gz && tar -xvf elasticsearch-1.0.1.tar.gz; fi
-    - elasticsearch-1.0.1/bin/elasticsearch: {background: true}
+    - if [[ ! -e elasticsearch-2.4.3 ]]; then wget https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/tar/elasticsearch/2.4.3/elasticsearch-2.4.3.tar.gz && tar -xvf elasticsearch-2.4.3.tar.gz; fi
+    - elasticsearch-2.4.3/bin/elasticsearch: {background: true}
     - sleep 10 && wget --waitretry=5 --retry-connrefused -v http://127.0.0.1:9200/
 ```