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MON-99 : Azure App Service monitor : count 2xx & 3xx http status codes as successful

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This commit is contained in:
Laurent Piroelle 2018-01-09 11:52:50 +01:00
parent a3269d9557
commit 190f56bb17
6 changed files with 30 additions and 29 deletions
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4
cloud/azure/README.md
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@ -35,8 +35,8 @@ Inputs
| apimanagement_other_requests_threshold_critical | Maximum acceptable percent of other requests | string | `5` | no |
| apimanagement_successful_requests_threshold_critical | Minimum acceptable percent of successful requests | string | `90` | no |
| apimanagement_unauthorized_requests_threshold_critical | Maximum acceptable percent of unauthorized requests | string | `5` | no |
| appservices_http_2xx_requests_threshold_critical | Minimum critical acceptable percent of 2xx requests | string | `90` | no |
| appservices_http_2xx_requests_threshold_warning | Minimum warning acceptable percent of 2xx requests | string | `95` | no |
| appservices_http_successful_requests_threshold_critical | Minimum critical acceptable percent of 2xx & 3xx requests | string | `90` | no |
| appservices_http_successful_requests_threshold_warning | Minimum warning acceptable percent of 2xx & 3xx requests | string | `95` | no |
| appservices_http_4xx_requests_threshold_critical | Maximum critical acceptable percent of 4xx errors | string | `30` | no |
| appservices_http_4xx_requests_threshold_warning | Maximum warning acceptable percent of 4xx errors | string | `15` | no |
| appservices_http_5xx_requests_threshold_critical | Maximum critical acceptable percent of 5xx errors | string | `20` | no |

4
cloud/azure/app-services/README.md
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@ -32,8 +32,8 @@ Inputs
| environment | Architecture environment | string | - | yes |
| filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
| filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
| http_2xx_requests_threshold_critical | Minimum critical acceptable percent of 2xx requests | string | `90` | no |
| http_2xx_requests_threshold_warning | Minimum warning acceptable percent of 2xx requests | string | `95` | no |
| http_successful_requests_threshold_critical | Minimum critical acceptable percent of 2xx & 3xx requests | string | `90` | no |
| http_successful_requests_threshold_warning | Minimum warning acceptable percent of 2xx & 3xx requests | string | `95` | no |
| http_4xx_requests_threshold_critical | Maximum critical acceptable percent of 4xx errors | string | `30` | no |
| http_4xx_requests_threshold_warning | Maximum warning acceptable percent of 4xx errors | string | `15` | no |
| http_5xx_requests_threshold_critical | Maximum critical acceptable percent of 5xx errors | string | `20` | no |

8
cloud/azure/app-services/inputs.tf
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@ -82,12 +82,12 @@ variable "http_4xx_requests_threshold_warning" {
### HTTP 2xx status pages ###
#################################
variable "http_2xx_requests_threshold_critical" {
variable "http_successful_requests_threshold_critical" {
default = 90
description = "Minimum critical acceptable percent of 2xx requests"
description = "Minimum critical acceptable percent of 2xx & 3xx requests"
}
variable "http_2xx_requests_threshold_warning" {
variable "http_successful_requests_threshold_warning" {
default = 95
description = "Minimum warning acceptable percent of 2xx requests"
description = "Minimum warning acceptable percent of 2xx & 3xx requests"
}

15
cloud/azure/app-services/monitors-app_services.tf
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@ -124,25 +124,26 @@ resource "datadog_monitor" "appservices_http_4xx_errors_count" {
tags = ["env:${var.environment}", "resource:appservices", "team:azure", "provider:azure"]
}
# Monitoring App Services HTTP 2xx status pages percent
resource "datadog_monitor" "appservices_http_2xx_status_rate" {
name = "[${var.environment}] App Services HTTP 2xx responses is {{value}}% below the limit on {{name}}"
# Monitoring App Services HTTP 2xx & 3xx status pages percent
resource "datadog_monitor" "appservices_http_success_status_rate" {
name = "[${var.environment}] App Services HTTP successful responses is {{value}}% below the limit on {{name}}"
type = "metric alert"
message = "${var.message}"
query = <<EOF
sum(last_5m): (
avg:azure.app_services.http2xx{${data.template_file.filter.rendered}} by {resource_group,region,name}.as_count() /
(avg:azure.app_services.http2xx{${data.template_file.filter.rendered}} by {resource_group,region,name}.as_count() +
avg:azure.app_services.http3xx{${data.template_file.filter.rendered}} by {resource_group,region,name}.as_count()) /
avg:azure.app_services.requests{${data.template_file.filter.rendered}} by {resource_group,region,name}.as_count()
) * 100 < ${var.http_2xx_requests_threshold_critical}
) * 100 < ${var.http_successful_requests_threshold_critical}
EOF
evaluation_delay = "${var.delay}"
new_host_delay = "${var.delay}"
thresholds {
warning = "${var.http_2xx_requests_threshold_warning}"
critical = "${var.http_2xx_requests_threshold_critical}"
warning = "${var.http_successful_requests_threshold_warning}"
critical = "${var.http_successful_requests_threshold_critical}"
}
notify_no_data = false # Will notify when no data is received

8
cloud/azure/inputs.tf
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@ -90,14 +90,14 @@ variable "appservices_http_5xx_requests_threshold_warning" {
description = "Maximum warning acceptable percent of 5xx errors"
}
variable "appservices_http_2xx_requests_threshold_critical" {
variable "appservices_http_successful_requests_threshold_critical" {
default = 90
description = "Minimum critical acceptable percent of 2xx requests"
description = "Minimum critical acceptable percent of 2xx & 3xx requests"
}
variable "appservices_http_2xx_requests_threshold_warning" {
variable "appservices_http_successful_requests_threshold_warning" {
default = 95
description = "Minimum warning acceptable percent of 2xx requests"
description = "Minimum warning acceptable percent of 2xx & 3xx requests"
}
# Azure Event Hub specific variables

20
cloud/azure/monitors.tf
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@ -24,16 +24,16 @@ module "appservices" {
filter_tags_use_defaults = "${var.filter_tags_use_defaults}"
filter_tags_custom = "${var.filter_tags_custom}"
http_2xx_requests_threshold_critical = "${var.appservices_http_2xx_requests_threshold_critical}"
http_2xx_requests_threshold_warning = "${var.appservices_http_2xx_requests_threshold_warning}"
http_5xx_requests_threshold_critical = "${var.appservices_http_5xx_requests_threshold_critical}"
http_5xx_requests_threshold_warning = "${var.appservices_http_5xx_requests_threshold_warning}"
http_4xx_requests_threshold_critical = "${var.appservices_http_4xx_requests_threshold_critical}"
http_4xx_requests_threshold_warning = "${var.appservices_http_4xx_requests_threshold_warning}"
memory_usage_threshold_critical = "${var.appservices_memory_usage_threshold_critical}"
memory_usage_threshold_warning = "${var.appservices_memory_usage_threshold_warning}"
response_time_threshold_critical = "${var.appservices_response_time_threshold_critical}"
response_time_threshold_warning = "${var.appservices_response_time_threshold_warning}"
http_successful_requests_threshold_critical = "${var.appservices_http_successful_requests_threshold_critical}"
http_successful_requests_threshold_warning = "${var.appservices_http_successful_requests_threshold_warning}"
http_5xx_requests_threshold_critical = "${var.appservices_http_5xx_requests_threshold_critical}"
http_5xx_requests_threshold_warning = "${var.appservices_http_5xx_requests_threshold_warning}"
http_4xx_requests_threshold_critical = "${var.appservices_http_4xx_requests_threshold_critical}"
http_4xx_requests_threshold_warning = "${var.appservices_http_4xx_requests_threshold_warning}"
memory_usage_threshold_critical = "${var.appservices_memory_usage_threshold_critical}"
memory_usage_threshold_warning = "${var.appservices_memory_usage_threshold_warning}"
response_time_threshold_critical = "${var.appservices_response_time_threshold_critical}"
response_time_threshold_warning = "${var.appservices_response_time_threshold_warning}"
}
module "eventhub" {