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Alarms and dashboards

This commit is contained in:
Radon Rosborough 2021-07-11 07:04:09 +00:00
parent 1f5ef981fc
commit 2d03f9bf28
1 changed files with 103 additions and 0 deletions
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103
tf/cloudwatch.tf
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@ -1,3 +1,23 @@
resource "aws_cloudwatch_metric_alarm" "server_cpu" {
count = local.ami_available ? 1 : 0
alarm_name = "riju-server-cpu-high"
comparison_operator = "GreaterThanOrEqualToThreshold"
evaluation_periods = "5"
metric_name = "CPUUtilization"
namespace = "AWS/EC2"
period = "60"
statistic = "Maximum"
threshold = "80"
alarm_description = "CPU usage on Riju server is above 80%"
ok_actions = [aws_sns_topic.riju.arn]
alarm_actions = [aws_sns_topic.riju.arn]
insufficient_data_actions = [aws_sns_topic.riju.arn]
dimensions = {
AutoScalingGroupName = aws_autoscaling_group.server[count.index].name
}
}
resource "aws_cloudwatch_metric_alarm" "server_memory" { resource "aws_cloudwatch_metric_alarm" "server_memory" {
count = local.ami_available ? 1 : 0 count = local.ami_available ? 1 : 0
@ -59,3 +79,86 @@ resource "aws_cloudwatch_metric_alarm" "server_root_volume_disk_space" {
path = "/" path = "/"
} }
} }
resource "aws_cloudwatch_dashboard" "riju" {
count = local.ami_available ? 1 : 0
dashboard_name = "Riju"
dashboard_body = <<EOF
{
"widgets": [
{
"type": "metric",
"x": 0,
"y": 0,
"width": 6,
"height": 6,
"properties": {
"title": "CPU",
"annotations": {
"alarms": [
"${aws_cloudwatch_metric_alarm.server_cpu[count.index].arn}"
]
},
"view": "timeSeries",
"stacked": false
}
},
{
"type": "metric",
"x": 12,
"y": 0,
"width": 6,
"height": 6,
"properties": {
"title": "Root volume disk space",
"annotations": {
"alarms": [
"${aws_cloudwatch_metric_alarm.server_root_volume_disk_space[count.index].arn}"
]
},
"view": "timeSeries",
"stacked": false,
"type": "chart"
}
},
{
"type": "metric",
"x": 18,
"y": 0,
"width": 6,
"height": 6,
"properties": {
"title": "Data volume disk space",
"annotations": {
"alarms": [
"${aws_cloudwatch_metric_alarm.server_data_volume_disk_space[count.index].arn}"
]
},
"view": "timeSeries",
"stacked": false,
"type": "chart"
}
},
{
"type": "metric",
"x": 6,
"y": 0,
"width": 6,
"height": 6,
"properties": {
"title": "Memory",
"annotations": {
"alarms": [
"${aws_cloudwatch_metric_alarm.server_memory[count.index].arn}"
]
},
"view": "timeSeries",
"stacked": false,
"type": "chart"
}
}
]
}
EOF
}