diff --git a/README.md b/README.md
index 9fb8f56..3925921 100644
--- a/README.md
+++ b/README.md
@@ -188,7 +188,7 @@ No resources.
| Name | Description | Type | Default | Required |
|------|-------------|------|---------|:--------:|
| [alert\_interval\_seconds](#input\_alert\_interval\_seconds) | The interval, in seconds, at which all rules in the group are evaluated. If a group contains many rules, the rules are evaluated sequentially. | `number` | `10` | no |
-| [alert\_rules](#input\_alert\_rules) | This varibale describes alert folders, groups and rules. | list(object({
name = string # The name of the alert rule
no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
summary = optional(string, "") # Rule annotation as a summary
priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
datasource = string # Name of the datasource used for the alert
expr = optional(string, null) # Full expression for the alert
metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
metric_interval = optional(string, "") # The time interval with using functions like rate
filters = optional(any, {}) # Filters object to identify each service for alerting
function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
threshold = number # The value against which B blocks are compared in the math expression
})) | `[]` | no |
+| [alert\_rules](#input\_alert\_rules) | This varibale describes alert folders, groups and rules. | list(object({
name = string # The name of the alert rule
no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
summary = optional(string, "") # Rule annotation as a summary
priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
datasource = string # Name of the datasource used for the alert
expr = optional(string, null) # Full expression for the alert
metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
metric_interval = optional(string, "") # The time interval with using functions like rate
settings_mode = optional(string, "replaceNN") # The mode used in B block, possible values are Strict, replaceNN, dropNN
settings_replaceWith = optional(number, 0) # The value by which NaN results of the query will be replaced
filters = optional(any, {}) # Filters object to identify each service for alerting
function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
threshold = number # The value against which B blocks are compared in the math expression
})) | `[]` | no |
| [notifications](#input\_notifications) | Represents the configuration options for Grafana notification policies. | object({
contact_point = optional(string, "Slack") # The default contact point to route all unmatched notifications to.
group_by = optional(list(string), ["grafana_folder", "alertname"]) # A list of alert labels to group alerts into notifications by.
group_interval = optional(string, "5m") # Minimum time interval between two notifications for the same group.
repeat_interval = optional(string, "4h") # Minimum time interval for re-sending a notification if an alert is still firing.
policy = optional(object({
contact_point = optional(string, null) # The contact point to route notifications that match this rule to.
continue = optional(bool, false) # Whether to continue matching subsequent rules if an alert matches the current rule. Otherwise, the rule will be 'consumed' by the first policy to match it.
group_by = optional(list(string), [])
mute_timings = optional(list(string), []) # A list of mute timing names to apply to alerts that match this policy.
matcher = optional(object({
label = optional(string, "priority") # The name of the label to match against.
match = optional(string, "=") # The operator to apply when matching values of the given label. Allowed operators are = for equality, != for negated equality, =~ for regex equality, and !~ for negated regex equality.
value = optional(string, "P1") # The label value to match against.
}))
}))
}) | `{}` | no |
| [opsgenie\_endpoints](#input\_opsgenie\_endpoints) | OpsGenie contact points list. | list(object({
name = string # The name of the contact point.
api_key = string # The OpsGenie API key to use.
auto_close = optional(bool, false) # Whether to auto-close alerts in OpsGenie when they resolve in the Alertmanager.
message = optional(string, "") # The templated content of the message.
api_url = optional(string, "https://api.opsgenie.com/v2/alerts") # Allows customization of the OpsGenie API URL.
disable_resolve_message = optional(bool, false) # Whether to disable sending resolve messages.
})) | `[]` | no |
| [slack\_endpoints](#input\_slack\_endpoints) | Slack contact points list. | list(object({
name = string # The name of the contact point.
endpoint_url = optional(string, "https://slack.com/api/chat.postMessage") # Use this to override the Slack API endpoint URL to send requests to.
icon_emoji = optional(string, "") # The name of a Slack workspace emoji to use as the bot icon.
icon_url = optional(string, "") # A URL of an image to use as the bot icon.
recipient = optional(string, null) # Channel, private group, or IM channel (can be an encoded ID or a name) to send messages to.
text = optional(string, "") # Templated content of the message.
title = optional(string, "") # Templated title of the message.
token = optional(string, "") # A Slack API token,for sending messages directly without the webhook method.
webhook_url = optional(string, "") # A Slack webhook URL,for sending messages via the webhook method.
username = optional(string, "") # Username for the bot to use.
disable_resolve_message = optional(bool, false) # Whether to disable sending resolve messages.
})) | `[]` | no |
diff --git a/modules/alerts/README.md b/modules/alerts/README.md
index af816c4..19e2cc0 100644
--- a/modules/alerts/README.md
+++ b/modules/alerts/README.md
@@ -49,7 +49,7 @@ No modules.
| Name | Description | Type | Default | Required |
|------|-------------|------|---------|:--------:|
| [alert\_interval\_seconds](#input\_alert\_interval\_seconds) | The interval, in seconds, at which all rules in the group are evaluated. If a group contains many rules, the rules are evaluated sequentially. | `number` | `10` | no |
-| [alert\_rules](#input\_alert\_rules) | This varibale describes alert folders, groups and rules. | list(object({
name = string # The name of the alert rule
no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
summary = optional(string, "") # Rule annotation as a summary
priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
datasource = string # Name of the datasource used for the alert
expr = optional(string, null) # Full expression for the alert
metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
metric_interval = optional(string, "") # The time interval with using functions like rate
filters = optional(any, {}) # Filters object to identify each service for alerting
function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
threshold = number # The value against which B blocks are compared in the math expression
})) | `[]` | no |
+| [alert\_rules](#input\_alert\_rules) | This varibale describes alert folders, groups and rules. | list(object({
name = string # The name of the alert rule
no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
summary = optional(string, "") # Rule annotation as a summary
priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
datasource = string # Name of the datasource used for the alert
expr = optional(string, null) # Full expression for the alert
metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
metric_interval = optional(string, "") # The time interval with using functions like rate
settings_mode = optional(string, "replaceNN") # The mode used in B block, possible values are Strict, replaceNN, dropNN
settings_replaceWith = optional(number, 0) # The value by which NaN results of the query will be replaced
filters = optional(any, {}) # Filters object to identify each service for alerting
function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
threshold = number # The value against which B blocks are compared in the math expression
})) | `[]` | no |
## Outputs
diff --git a/modules/alerts/main.tf b/modules/alerts/main.tf
index 90e3fad..b92ef31 100644
--- a/modules/alerts/main.tf
+++ b/modules/alerts/main.tf
@@ -103,7 +103,11 @@ EOT
"maxDataPoints": 43200,
"reducer": "${rule.value.function}",
"refId": "B",
- "type": "reduce"
+ "type": "reduce",
+ "settings": {
+ "mode": "${rule.value.settings_mode}",
+ "replaceWithValue": ${rule.value.settings_replaceWith}
+ }
}
EOT
}
diff --git a/modules/alerts/variables.tf b/modules/alerts/variables.tf
index b72bf51..3bc5d74 100644
--- a/modules/alerts/variables.tf
+++ b/modules/alerts/variables.tf
@@ -6,21 +6,23 @@ variable "alert_interval_seconds" {
variable "alert_rules" {
type = list(object({
- name = string # The name of the alert rule
- no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
- exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
- summary = optional(string, "") # Rule annotation as a summary
- priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
- folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
- datasource = string # Name of the datasource used for the alert
- expr = optional(string, null) # Full expression for the alert
- metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
- metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
- metric_interval = optional(string, "") # The time interval with using functions like rate
- filters = optional(any, {}) # Filters object to identify each service for alerting
- function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
- equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
- threshold = number # The value against which B blocks are compared in the math expression
+ name = string # The name of the alert rule
+ no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
+ exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
+ summary = optional(string, "") # Rule annotation as a summary
+ priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
+ folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
+ datasource = string # Name of the datasource used for the alert
+ expr = optional(string, null) # Full expression for the alert
+ metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
+ metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
+ metric_interval = optional(string, "") # The time interval with using functions like rate
+ settings_mode = optional(string, "replaceNN") # The mode used in B block, possible values are Strict, replaceNN, dropNN
+ settings_replaceWith = optional(number, 0) # The value by which NaN results of the query will be replaced
+ filters = optional(any, {}) # Filters object to identify each service for alerting
+ function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
+ equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
+ threshold = number # The value against which B blocks are compared in the math expression
}))
default = []
description = "This varibale describes alert folders, groups and rules."
diff --git a/variables.tf b/variables.tf
index 2dddbe9..2c711d0 100644
--- a/variables.tf
+++ b/variables.tf
@@ -6,21 +6,23 @@ variable "alert_interval_seconds" {
variable "alert_rules" {
type = list(object({
- name = string # The name of the alert rule
- no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
- exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
- summary = optional(string, "") # Rule annotation as a summary
- priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
- folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
- datasource = string # Name of the datasource used for the alert
- expr = optional(string, null) # Full expression for the alert
- metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
- metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
- metric_interval = optional(string, "") # The time interval with using functions like rate
- filters = optional(any, {}) # Filters object to identify each service for alerting
- function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
- equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
- threshold = number # The value against which B blocks are compared in the math expression
+ name = string # The name of the alert rule
+ no_data_state = optional(string, "NoData") # Describes what state to enter when the rule's query returns No Data
+ exec_err_state = optional(string, "Error") # Describes what state to enter when the rule's query is invalid and the rule cannot be executed
+ summary = optional(string, "") # Rule annotation as a summary
+ priority = optional(string, "P2") # Rule priority level: P2 is for non-critical alerts, P1 will be set for critical alerts
+ folder_name = optional(string, "Main Alerts") # Grafana folder name in which the rule will be created
+ datasource = string # Name of the datasource used for the alert
+ expr = optional(string, null) # Full expression for the alert
+ metric_name = optional(string, "") # Prometheus metric name which queries the data for the alert
+ metric_function = optional(string, "") # Prometheus function used with metric for queries, like rate, sum etc.
+ metric_interval = optional(string, "") # The time interval with using functions like rate
+ settings_mode = optional(string, "replaceNN") # The mode used in B block, possible values are Strict, replaceNN, dropNN
+ settings_replaceWith = optional(number, 0) # The value by which NaN results of the query will be replaced
+ filters = optional(any, {}) # Filters object to identify each service for alerting
+ function = optional(string, "mean") # One of Reduce functions which will be used in B block for alerting
+ equation = string # The equation in the math expression which compares B blocks value with a number and generates an alert if needed. Possible values: gt, lt, gte, lte, e
+ threshold = number # The value against which B blocks are compared in the math expression
}))
default = []
description = "This varibale describes alert folders, groups and rules."