chore: first commit for cloudwatch dashboard module (#250)

Co-authored-by: Halil Bozan <halilbozan@MacBook-Pro-3.local>
kloia · Jul 12, 2024 · 589a229 · 589a229
1 parent d954dbd
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diff --git a/modules/aws-cloudwatch-dashboard/main.tf b/modules/aws-cloudwatch-dashboard/main.tf
@@ -0,0 +1,153 @@
+resource "aws_cloudwatch_dashboard" "main" {
+  dashboard_name = var.name
+
+  dashboard_body = jsonencode({
+    widgets = concat(
+      [
+        {
+          "height": 6,
+          "width": 6,
+          "y": 0,
+          "x": 0,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "CPUUtilization", { "stat": "Maximum", "label": "Top 10 RDS Instances", "id": "q1" }]
+            ],
+            "region": var.region,
+            "title": "Top 10 RDS instances by highest CPU utilization",
+            "yAxis": {
+              "left": {
+                "label": "Percent",
+                "showUnits": false
+              }
+            },
+            "stat": "Average",
+            "period": 300
+          }
+        },
+        {
+          "height": 6,
+          "width": 6,
+          "y": 0,
+          "x": 6,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "FreeableMemory", "DBInstanceIdentifier", "${var.environment}-rds-sql-server", { "period": 60 }]
+            ],
+            "region": var.region,
+            "title": "RDS - FreeableMemory"
+          }
+        },
+        {
+          "height": 6,
+          "width": 6,
+          "y": 0,
+          "x": 12,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "DBLoad", "DBInstanceIdentifier", "${var.environment}-rds-sql-server", { "period": 60 }]
+            ],
+            "region": var.region,
+            "title": "RDS - DBLoad"
+          }
+        },
+        {
+          "height": 6,
+          "width": 24,
+          "y": 18,
+          "x": 0,
+          "type": "log",
+          "properties": {
+            "query": "SOURCE '/aws/containerinsights/${var.environment}-eks/application' | fields @timestamp, kubernetes.namespace_name, @message, @logStream, @log\n| sort @timestamp desc\n| limit 10000",
+            "region": var.region,
+            "stacked": false,
+            "view": "table",
+            "title": "EKS Applications - Log group: /aws/containerinsights/${var.environment}-eks/application"
+          }
+        },
+        {
+          "height": 6,
+          "width": 6,
+          "y": 0,
+          "x": 18,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "ReadThroughput", "DBInstanceIdentifier", "${var.environment}-rds-sql-server", { "period": 60 }],
+              [".", "WriteThroughput", ".", ".", { "period": 60 }]
+            ],
+            "region": var.region,
+            "title": "RDS - ReadThroughput, WriteThroughput"
+          }
+        },
+        {
+          "height": 6,
+          "width": 6,
+          "y": 6,
+          "x": 0,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "ReadLatency", "DBInstanceIdentifier", "${var.environment}-rds-sql-server", { "period": 60 }],
+              [".", "WriteLatency", ".", ".", { "period": 60 }]
+            ],
+            "region": var.region,
+            "title": "RDS - ReadLatency, WriteLatency"
+          }
+        },
+        {
+          "height": 6,
+          "width": 6,
+          "y": 6,
+          "x": 6,
+          "type": "metric",
+          "properties": {
+            "view": "timeSeries",
+            "stacked": false,
+            "metrics": [
+              ["AWS/RDS", "ReadIOPS", "DBInstanceIdentifier", "${var.environment}-rds-sql-server", { "period": 60 }],
+              [".", "WriteIOPS", ".", ".", { "period": 60 }]
+            ],
+            "region": var.region,
+            "title": "RDS - ReadIOPS, WriteIOPS"
+          }
+        }
+      ],
+      flatten([
+        for namespace in var.namespaces :
+        [
+          for app in var.applications :
+          {
+            "height": 6,
+            "width": 6,
+            "y": floor((index(var.namespaces, namespace) * length(var.applications) + index(var.applications, app)) / 4) * 6,
+            "x": ((index(var.namespaces, namespace) * length(var.applications) + index(var.applications, app)) % 4) * 6,
+            "type": "metric",
+            "properties": {
+              "view": "timeSeries",
+              "stacked": false,
+              "metrics": [
+                ["ContainerInsights", "pod_cpu_utilization", "PodName", app, "ClusterName", "${var.environment}-eks", "Namespace", namespace]
+              ],
+              "region": var.region,
+              "title": "${namespace} - ${app} CPU Utilization"
+            }
+          }
+        ]
+      ])
+    )
+  })
+}
diff --git a/modules/aws-cloudwatch-dashboard/variables.tf b/modules/aws-cloudwatch-dashboard/variables.tf
@@ -0,0 +1,25 @@
+variable "name" {
+  description = "The name of the CloudWatch dashboard"
+  type        = string
+  default     = "my-dashboard"
+}
+
+variable "applications" {
+  description = "List of application names"
+  type        = list(string)
+}
+
+variable "namespaces" {
+  description = "List of namespace names"
+  type        = list(string)
+}
+
+variable "environment" {
+  type        = string
+  description = "environment of eks or rds"
+}
+
+variable "region" {
+  type        = string
+  description = "AWS region"
+}
diff --git a/release-please-config.json b/release-please-config.json
@@ -566,6 +566,15 @@
       "bump-patch-for-minor-pre-major": false,
       "draft": false,
       "prerelease": false
+    },
+    "modules/aws-cloudwatch-dashboard": {
+      "component": "aws-cloudwatch-dashboard",
+      "changelog-path": "CHANGELOG.md",
+      "release-type": "terraform-module",
+      "bump-minor-pre-major": true,
+      "bump-patch-for-minor-pre-major": false,
+      "draft": false,
+      "prerelease": false
     }
   },
   "separate-pull-requests": true,