update terraform integration documentation

docs/resources/integration.md

@@ -1,11 +1,14 @@
 `rollbar_integration` Resource
 =========================
 
-Rollbar projects can be configured with different notification integrations (aka "channels") and rules for when to send notifications to those integration platforms.  This resource manages the configuration for the integrations(limited to the Slack channel at the moment) for the project configured for the Rollbar provider.
+Rollbar projects can be configured with different notification integrations (aka "channels") and rules for when to send notifications to those integration platforms.  This resource manages the configuration for the integrations(limited to the Slack, Webhook, Email and PagerDuty channels at the moment) for the project configured for the Rollbar provider.
 
-This resource can manage configuration for the Slack channel. See the following api documentation for more details about the arguments with respect to the Slack channel:
+This resource can manage configuration for the Slack, Webhook, Email and PagerDuty channels. See the following api documentation for more details about the arguments with respect to these channels:
 
-* [Rollbar API Slack Integration](https://docs.rollbar.com/reference/notification-channels)
+* [Rollbar API Slack Integration](https://docs.rollbar.com/reference/put_api-1-notifications-slack)
+* [Rollbar API Webhook Integration](https://docs.rollbar.com/reference/put_api-1-notifications-webhook)
+* [Rollbar API Email Integration](https://docs.rollbar.com/reference/put_api-1-notifications-email)
+* [Rollbar API PagerDuty Integration](https://docs.rollbar.com/reference/put_api-1-notifications-pagerduty)
 
 Example Usage
 -------------
@@ -34,6 +37,36 @@ resource "rollbar_integration" "slack_integration" {
     show_message_buttons = true
   }
 }
+
+# Configure the Webhook integration for the project
+#
+
+resource "rollbar_integration" "webhook_integration" {
+  webhook {
+    enabled = true
+    url = "https://www.some-website.com"
+  }
+}
+
+# Configure the Email integration for the project
+#
+
+resource "rollbar_integration" "email_integration" {
+  email {
+    enabled = true
+    scrub_params = true
+  }
+}
+
+# Configure the PagerDuty integration for the project
+#
+
+resource "rollbar_integration" "pagerduty_integration" {
+  pagerduty {
+    enabled = false
+    service_key = "123456789"
+  }
+}
 ```
 
 Argument Reference
@@ -48,6 +81,21 @@ Slack:
 * `channel` - (Required) The default Slack channel name to send the messages. Requires a `#` as a prefix
 * `show_message_buttons` - Boolean that enables the Slack actionable buttons
 
+Webhook:
+
+* `enabled` - (Required) Boolean that enables the Webhook notifications globally
+* `url` - (Required) URL for the webhook.
+
+Email:
+
+* `enabled` - (Required) Boolean that enables the Email notifications globally
+* `scrub_params` - Optional Boolean that enables scrubbing param values (when set to true)
+
+PagerDuty:
+
+* `enabled` - (Required) Boolean that enables the PagerDuty notifications globally
+* `service_key` - (Required) PagerDuty service key linked to PagerDuty account
+
 Attribute Reference
 -------------------