From aea54196f61edf2a1df6ddd15a8f4746dbd51d57 Mon Sep 17 00:00:00 2001
From: Alexandre Gaillet <alexandre.gaillet@fr.clara.net>
Date: Tue, 27 Mar 2018 11:05:29 +0200
Subject: [PATCH] MON-82 - Nodata variable added and locals used to define it
 with oncall_alert value

---
 common/alerting-message/README.md | 6 ++++--
 common/alerting-message/inputs.tf | 6 ++++++
 common/alerting-message/main.tf   | 8 +++++++-
 3 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/common/alerting-message/README.md b/common/alerting-message/README.md
index 3f9b8ec..a752715 100644
--- a/common/alerting-message/README.md
+++ b/common/alerting-message/README.md
@@ -8,8 +8,9 @@ How to use this module
 module "datadog-message-alerting" {
   source            = "git::ssh://git@bitbucket.org/morea/terraform.feature.datadog.git//common/alerting-message?ref={revision}"
 
-  oncall_alert      = "${var.oncall_alert}"
-  oncall_warning    = "${var.oncall_warning}"
+  oncall_alert      = "${var.message_alert}"
+  oncall_warning    = "${var.message_warning}"
+  oncall_nodata     = "${var.message_nodata}"
 }
 ```
 
@@ -30,6 +31,7 @@ Inputs
 |------|-------------|:----:|:-----:|:-----:|
 | append_text | Optional free text string to append to alert | string | `` | no |
 | oncall_alert | Define a broadcast channel for critical alerts | string | - | yes |
+| oncall_nodata | Define a broadcast channel for nodata alerts | string | `` | no |
 | oncall_warning | Define a broadcast channel for warning alerts | string | - | yes |
 | prepend_text | Optional free text string to prepend to alert | string | `` | no |
 
diff --git a/common/alerting-message/inputs.tf b/common/alerting-message/inputs.tf
index e565f89..da4a755 100644
--- a/common/alerting-message/inputs.tf
+++ b/common/alerting-message/inputs.tf
@@ -8,6 +8,12 @@ variable "oncall_warning" {
   type        = "string"
 }
 
+variable "oncall_nodata" {
+  description = "Define a broadcast channel for nodata alerts"
+  type        = "string"
+  default     = ""
+}
+
 variable "prepend_text" {
   description = "Optional free text string to prepend to alert"
   type        = "string"
diff --git a/common/alerting-message/main.tf b/common/alerting-message/main.tf
index 7339c3f..9839765 100644
--- a/common/alerting-message/main.tf
+++ b/common/alerting-message/main.tf
@@ -1,3 +1,7 @@
+locals {
+  oncall_nodata = "${var.oncall_nodata == "" ? var.oncall_alert : var.oncall_nodata}"
+}
+
 data "template_file" "alerting-message" {
   template = <<EOF
 $${prepend_text}
@@ -5,13 +9,15 @@ $${prepend_text}
 {{#is_recovery}}$${oncall_alert}{{/is_recovery}}
 {{#is_warning}}$${oncall_warning}{{/is_warning}}
 {{#is_warning_recovery}}$${oncall_warning}{{/is_warning_recovery}}
-{{#is_no_data}}$${oncall_alert}{{/is_no_data}}
+{{#is_no_data}}$${oncall_nodata}{{/is_no_data}}
+{{#is_no_data_recovery}}$${oncall_nodata}{{/is_no_data_recovery}}
 $${append_text}
 EOF
 
   vars {
     oncall_alert   = "${var.oncall_alert}"
     oncall_warning = "${var.oncall_warning}"
+    oncall_nodata  = "${local.oncall_nodata}"
     prepend_text   = "${var.prepend_text}"
     append_text    = "${var.append_text}"
   }