201 lines
7.6 KiB
HCL

data "template_file" "filter" {
template = "$${filter}"
vars {
filter = "${var.filter_tags_use_defaults == "true" ?
format("dd_monitoring:enabled,dd_aws_alb:enabled,env:%s", var.environment) :
"${var.filter_tags_custom}"}"
}
}
resource "datadog_monitor" "ALB_no_healthy_instances" {
name = "[${var.environment}] ALB no healthy instances"
type = "metric alert"
message = "${coalesce(var.alb_no_healthy_instances_message, var.message)}"
query = <<EOF
${var.alb_no_healthy_instances_aggregator}(${var.alb_no_healthy_instances_timeframe}): (
${var.alb_no_healthy_instances_aggregator}:aws.applicationelb.healthy_host_count{${data.template_file.filter.rendered}} by {region,loadbalancer}
) <= 0
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = 0
}
notify_no_data = true
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.alb_no_healthy_instances_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}
resource "datadog_monitor" "ALB_latency" {
name = "[${var.environment}] ALB latency {{#is_alert}}{{{comparator}}} {{threshold}}s ({{value}}s){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}s ({{value}}s){{/is_warning}}"
type = "metric alert"
message = "${coalesce(var.latency_message, var.message)}"
query = <<EOF
${var.latency_aggregator}(${var.latency_timeframe}): (
${var.latency_aggregator}:aws.applicationelb.target_response_time.average{${data.template_file.filter.rendered}} by {region,loadbalancer}
) > ${var.latency_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = "${var.latency_threshold_critical}"
warning = "${var.latency_threshold_warning}"
}
notify_no_data = false
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.latency_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}
resource "datadog_monitor" "ALB_httpcode_elb_5xx" {
name = "[${var.environment}] ALB HTTP code 5xx {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
type = "metric alert"
message = "${coalesce(var.httpcode_elb_5xx_message, var.message)}"
query = <<EOF
${var.httpcode_elb_5xx_aggregator}(${var.httpcode_elb_5xx_timeframe}): (
default(
${var.httpcode_elb_5xx_aggregator}:aws.applicationelb.httpcode_elb_5xx{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() /
(${var.httpcode_elb_5xx_aggregator}:aws.applicationelb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() + ${var.artificial_requests_count}),
0) * 100
) > ${var.httpcode_elb_5xx_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = "${var.httpcode_elb_5xx_threshold_critical}"
warning = "${var.httpcode_elb_5xx_threshold_warning}"
}
notify_no_data = false
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.httpcode_elb_5xx_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}
resource "datadog_monitor" "ALB_httpcode_elb_4xx" {
name = "[${var.environment}] ALB HTTP code 4xx {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
type = "metric alert"
message = "${coalesce(var.httpcode_elb_4xx_message, var.message)}"
query = <<EOF
${var.httpcode_elb_4xx_aggregator}(${var.httpcode_elb_4xx_timeframe}): (
default(
${var.httpcode_elb_4xx_aggregator}:aws.applicationelb.httpcode_elb_4xx{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() /
(${var.httpcode_elb_4xx_aggregator}:aws.applicationelb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() + ${var.artificial_requests_count}),
0) * 100
) > ${var.httpcode_elb_4xx_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = "${var.httpcode_elb_4xx_threshold_critical}"
warning = "${var.httpcode_elb_4xx_threshold_warning}"
}
notify_no_data = false
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.httpcode_elb_4xx_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}
resource "datadog_monitor" "ALB_httpcode_target_5xx" {
name = "[${var.environment}] ALB target HTTP code 5xx {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
type = "metric alert"
message = "${coalesce(var.httpcode_target_5xx_message, var.message)}"
query = <<EOF
${var.httpcode_target_5xx_aggregator}(${var.httpcode_target_5xx_timeframe}): (
default(
${var.httpcode_target_5xx_aggregator}:aws.applicationelb.httpcode_target_5xx{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() /
(${var.httpcode_target_5xx_aggregator}:aws.applicationelb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() + ${var.artificial_requests_count}),
0) * 100
) > ${var.httpcode_target_5xx_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = "${var.httpcode_target_5xx_threshold_critical}"
warning = "${var.httpcode_target_5xx_threshold_warning}"
}
notify_no_data = false
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.httpcode_target_5xx_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}
resource "datadog_monitor" "ALB_httpcode_target_4xx" {
name = "[${var.environment}] ALB target HTTP code 4xx {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
type = "metric alert"
message = "${coalesce(var.httpcode_target_4xx_message, var.message)}"
query = <<EOF
${var.httpcode_target_4xx_aggregator}(${var.httpcode_target_4xx_timeframe}): (
default(
${var.httpcode_target_4xx_aggregator}:aws.applicationelb.httpcode_target_4xx{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() /
(${var.httpcode_target_4xx_aggregator}:aws.applicationelb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancer}.as_count() + ${var.artificial_requests_count}),
0) * 100
) > ${var.httpcode_target_4xx_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
critical = "${var.httpcode_target_4xx_threshold_critical}"
warning = "${var.httpcode_target_4xx_threshold_warning}"
}
notify_no_data = false
renotify_interval = 0
require_full_window = false
timeout_h = 0
include_tags = true
silenced = "${var.httpcode_target_4xx_silenced}"
tags = ["env:${var.environment}", "resource:alb", "team:aws", "provider:aws"]
}