From 53ad5a2c58c942c5d1c2df50aeeb66ea91e5608a Mon Sep 17 00:00:00 2001
From: abhinavkumarsph <abhinavkumar@sph.com.sg>
Date: Mon, 29 Jul 2024 15:33:58 +0800
Subject: [PATCH] feat: slack channel and monitor submodules

---
 examples/notification/main.tf      | 79 ++++++++++++++++++++++++++++++
 examples/notification/providers.tf |  2 +
 examples/notification/versions.tf  | 10 ++++
 modules/channel/slack/README.md    | 37 ++++++++++++++
 modules/channel/slack/main.tf      | 16 ++++++
 modules/channel/slack/outputs.tf   |  4 ++
 modules/channel/slack/variables.tf | 20 ++++++++
 modules/channel/slack/versions.tf  | 10 ++++
 modules/monitor/README.md          | 34 +++++++++++++
 modules/monitor/main.tf            |  3 ++
 modules/monitor/outputs.tf         |  4 ++
 modules/monitor/variables.tf       |  4 ++
 modules/monitor/versions.tf        | 10 ++++
 13 files changed, 233 insertions(+)
 create mode 100644 examples/notification/main.tf
 create mode 100644 examples/notification/providers.tf
 create mode 100644 examples/notification/versions.tf
 create mode 100644 modules/channel/slack/README.md
 create mode 100644 modules/channel/slack/main.tf
 create mode 100644 modules/channel/slack/outputs.tf
 create mode 100644 modules/channel/slack/variables.tf
 create mode 100644 modules/channel/slack/versions.tf
 create mode 100644 modules/monitor/README.md
 create mode 100644 modules/monitor/main.tf
 create mode 100644 modules/monitor/outputs.tf
 create mode 100644 modules/monitor/variables.tf
 create mode 100644 modules/monitor/versions.tf

diff --git a/examples/notification/main.tf b/examples/notification/main.tf
new file mode 100644
index 0000000..4943dc1
--- /dev/null
+++ b/examples/notification/main.tf
@@ -0,0 +1,79 @@
+module "slack_channel" {
+  source = "../../modules/channel/slack"
+
+  id          = "test_slack"
+  name        = "Test slack channel"
+  webhook_url = "https://hooks.slack.com/services/test"
+}
+
+module "monitor" {
+  source = "../../modules/monitor"
+
+  body = <<EOF
+{
+  "name": "test-monitor",
+  "type": "monitor",
+  "enabled": true,
+  "schedule": {
+    "period": {
+      "interval": 1,
+      "unit": "MINUTES"
+    }
+  },
+  "inputs": [{
+    "search": {
+      "indices": ["movies"],
+      "query": {
+        "size": 0,
+        "aggregations": {},
+        "query": {
+          "bool": {
+            "adjust_pure_negative":true,
+            "boost":1,
+            "filter": [{
+              "range": {
+                "@timestamp": {
+                  "boost":1,
+                  "from":"||-1h",
+                  "to":"",
+                  "include_lower":true,
+                  "include_upper":true,
+                  "format": "epoch_millis"
+                }
+              }
+            }]
+          }
+        }
+      }
+    }
+  }],
+  "triggers": [
+    {
+      "name" : "Errors",
+      "severity" : "1",
+      "condition" : {
+        "script" : {
+          "source" : "ctx.results[0].hits.total.value > 0",
+          "lang" : "painless"
+        }
+      },
+      "actions" : [
+        {
+          "name" : "Slack",
+          "destination_id" : "${module.slack_channel.id}",
+          "message_template" : {
+            "source" : "bogus",
+            "lang" : "mustache"
+          },
+          "throttle_enabled" : false,
+          "subject_template" : {
+            "source" : "Production Errors",
+            "lang" : "mustache"
+          }
+        }
+      ]
+    }
+  ]
+}
+EOF
+}
diff --git a/examples/notification/providers.tf b/examples/notification/providers.tf
new file mode 100644
index 0000000..6917ade
--- /dev/null
+++ b/examples/notification/providers.tf
@@ -0,0 +1,2 @@
+provider "opensearch" {
+}
diff --git a/examples/notification/versions.tf b/examples/notification/versions.tf
new file mode 100644
index 0000000..05d3e38
--- /dev/null
+++ b/examples/notification/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 1.4"
+
+  required_providers {
+    opensearch = {
+      source  = "opensearch-project/opensearch"
+      version = "~> 2.3.0"
+    }
+  }
+}
diff --git a/modules/channel/slack/README.md b/modules/channel/slack/README.md
new file mode 100644
index 0000000..5f245bd
--- /dev/null
+++ b/modules/channel/slack/README.md
@@ -0,0 +1,37 @@
+## Requirements
+
+| Name | Version |
+|------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.4 |
+| <a name="requirement_opensearch"></a> [opensearch](#requirement\_opensearch) | >= 2.0 |
+
+## Providers
+
+| Name | Version |
+|------|---------|
+| <a name="provider_opensearch"></a> [opensearch](#provider\_opensearch) | >= 2.0 |
+
+## Modules
+
+No modules.
+
+## Resources
+
+| Name | Type |
+|------|------|
+| [opensearch_channel_configuration.this](https://registry.terraform.io/providers/opensearch-project/opensearch/latest/docs/resources/channel_configuration) | resource |
+
+## Inputs
+
+| Name | Description | Type | Default | Required |
+|------|-------------|------|---------|:--------:|
+| <a name="input_description"></a> [description](#input\_description) | Channel config description | `string` | `""` | no |
+| <a name="input_id"></a> [id](#input\_id) | Channel config ID | `string` | n/a | yes |
+| <a name="input_name"></a> [name](#input\_name) | Channel config name | `string` | n/a | yes |
+| <a name="input_webhook_url"></a> [webhook\_url](#input\_webhook\_url) | Slack webhook URL | `string` | n/a | yes |
+
+## Outputs
+
+| Name | Description |
+|------|-------------|
+| <a name="output_id"></a> [id](#output\_id) | The ID of the channel configuration |
diff --git a/modules/channel/slack/main.tf b/modules/channel/slack/main.tf
new file mode 100644
index 0000000..93c89d7
--- /dev/null
+++ b/modules/channel/slack/main.tf
@@ -0,0 +1,16 @@
+resource "opensearch_channel_configuration" "this" {
+  body = <<EOF
+{
+  "config_id": "${var.id}",
+  "config": {
+    "name": "${var.name}",
+    "description" : "${var.description}",
+    "config_type" : "slack",
+    "is_enabled" : true,
+    "slack": {
+      "url": "${var.webhook_url}"
+    }
+  }
+}
+EOF
+}
diff --git a/modules/channel/slack/outputs.tf b/modules/channel/slack/outputs.tf
new file mode 100644
index 0000000..3a83887
--- /dev/null
+++ b/modules/channel/slack/outputs.tf
@@ -0,0 +1,4 @@
+output "id" {
+  description = "The ID of the channel configuration"
+  value       = opensearch_channel_configuration.this.id
+}
diff --git a/modules/channel/slack/variables.tf b/modules/channel/slack/variables.tf
new file mode 100644
index 0000000..372332a
--- /dev/null
+++ b/modules/channel/slack/variables.tf
@@ -0,0 +1,20 @@
+variable "name" {
+  description = "Channel config name"
+  type        = string
+}
+
+variable "id" {
+  description = "Channel config ID"
+  type        = string
+}
+
+variable "description" {
+  description = "Channel config description"
+  type        = string
+  default     = ""
+}
+
+variable "webhook_url" {
+  description = "Slack webhook URL"
+  type        = string
+}
diff --git a/modules/channel/slack/versions.tf b/modules/channel/slack/versions.tf
new file mode 100644
index 0000000..c1a9caf
--- /dev/null
+++ b/modules/channel/slack/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 1.4"
+
+  required_providers {
+    opensearch = {
+      source  = "opensearch-project/opensearch"
+      version = ">= 2.0"
+    }
+  }
+}
diff --git a/modules/monitor/README.md b/modules/monitor/README.md
new file mode 100644
index 0000000..06a50a5
--- /dev/null
+++ b/modules/monitor/README.md
@@ -0,0 +1,34 @@
+## Requirements
+
+| Name | Version |
+|------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.4 |
+| <a name="requirement_opensearch"></a> [opensearch](#requirement\_opensearch) | >= 2.0 |
+
+## Providers
+
+| Name | Version |
+|------|---------|
+| <a name="provider_opensearch"></a> [opensearch](#provider\_opensearch) | >= 2.0 |
+
+## Modules
+
+No modules.
+
+## Resources
+
+| Name | Type |
+|------|------|
+| [opensearch_monitor.this](https://registry.terraform.io/providers/opensearch-project/opensearch/latest/docs/resources/monitor) | resource |
+
+## Inputs
+
+| Name | Description | Type | Default | Required |
+|------|-------------|------|---------|:--------:|
+| <a name="input_body"></a> [body](#input\_body) | The monitor document | `string` | n/a | yes |
+
+## Outputs
+
+| Name | Description |
+|------|-------------|
+| <a name="output_id"></a> [id](#output\_id) | The ID of the monitor |
diff --git a/modules/monitor/main.tf b/modules/monitor/main.tf
new file mode 100644
index 0000000..f97cd5c
--- /dev/null
+++ b/modules/monitor/main.tf
@@ -0,0 +1,3 @@
+resource "opensearch_monitor" "this" {
+  body = var.body
+}
diff --git a/modules/monitor/outputs.tf b/modules/monitor/outputs.tf
new file mode 100644
index 0000000..9dd5d0d
--- /dev/null
+++ b/modules/monitor/outputs.tf
@@ -0,0 +1,4 @@
+output "id" {
+  description = "The ID of the monitor"
+  value       = opensearch_monitor.this.id
+}
diff --git a/modules/monitor/variables.tf b/modules/monitor/variables.tf
new file mode 100644
index 0000000..eee1e39
--- /dev/null
+++ b/modules/monitor/variables.tf
@@ -0,0 +1,4 @@
+variable "body" {
+  description = "The monitor document"
+  type        = string
+}
diff --git a/modules/monitor/versions.tf b/modules/monitor/versions.tf
new file mode 100644
index 0000000..c1a9caf
--- /dev/null
+++ b/modules/monitor/versions.tf
@@ -0,0 +1,10 @@
+terraform {
+  required_version = ">= 1.4"
+
+  required_providers {
+    opensearch = {
+      source  = "opensearch-project/opensearch"
+      version = ">= 2.0"
+    }
+  }
+}