Merge pull request #17 from mstbbs/master

add docs link to endpoints

README.md

@@ -12,7 +12,8 @@ logstash-plugin install logstash-output-datadog_logs
 
 ## How to use it?
 
-Configure `datadog_logs` plugin with your Datadog API key:
+The `datadog_logs` plugin is configured by default to send logs to a US endpoint over an SSL-encrypted TCP connection. 
+Configure the plugin with your Datadog API key:
 
 ```
 output {
@@ -22,6 +23,30 @@ output {
 }
 ```
 
+To send logs to the Datadog's EU endpoint, override default `host` and `port` options:
+
+```
+output {
+    datadog_logs {
+        api_key => "<DATADOG_API_KEY>"
+        host => "tcp-intake.logs.datadoghq.eu"
+        port => "443"
+    }
+}
+```
+
+### Configuration properties
+
+|  Property   |  Description                                                             |  Default value |
+|-------------|--------------------------------------------------------------------------|----------------|
+| **api_key** | The API key of your Datadog platform | nil |
+| **host** | Proxy endpoint when logs are not directly forwarded to Datadog | intake.logs.datadoghq.com |
+| **port** | Proxy port when logs are not directly forwarded to Datadog | 10516 |
+| **use_ssl** | If true, the agent initializes a secure connection to Datadog. In clear TCP otherwise.  | true |
+| **max_retries** | The number of retries before the output plugin stops | 5 |
+
+For additional options, see the [Datadog endpoint documentation](https://docs.datadoghq.com/logs/?tab=eusite#datadog-logs-endpoints)
+
 ## Add metadata to your logs
 
 In order to get the best use out of your logs in Datadog, it is important to have the proper metadata associated with them (including hostname, service and source). 
@@ -40,21 +65,6 @@ filter {
 }
 ```
 
-### Properties
-
-To go deeper on the plugin configuration.
-Here is the full list of parameters that you can use to configure the logstash plugin:
-
-
-|  Property   |  Description                                                             |  Default value |
-|-------------|--------------------------------------------------------------------------|----------------|
-| **api_key** | The API key of your Datadog platform | nil |
-| **host** | Proxy endpoint when logs are not directly forwarded to Datadog | intake.logs.datadoghq.com |
-| **port** | Proxy port when logs are not directly forwarded to Datadog | 10516 |
-| **use_ssl** | If true, the agent initializes a secure connection to Datadog. In clear TCP otherwise.  | true |
-| **max_retries** | The number of retries before the output plugin stops | 5 |
-
-
 ## Need Help?
 
 If you need any support please contact us at support@datadoghq.com.