178 lines
6.6 KiB
HCL
178 lines
6.6 KiB
HCL
resource "datadog_monitor" "elasticache_eviction" {
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name = "[${var.environment}] Elasticache eviction {{#is_alert}}{{{comparator}}} {{threshold}} ({{value}}){{/is_alert}}"
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message = "${coalesce(var.eviction_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.eviction_time_aggregator}(${var.eviction_timeframe}): (
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avg:aws.elasticache.evictions${module.filter-tags.query_alert} by {region,cacheclusterid}
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) > 0
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EOF
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notify_no_data = false
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.eviction_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.eviction_extra_tags}"]
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}
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resource "datadog_monitor" "elasticache_max_connection" {
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name = "[${var.environment}] Elasticache max connections reached {{#is_alert}}{{{comparator}}} {{threshold}} {{/is_alert}}"
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message = "${coalesce(var.max_connection_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.max_connection_time_aggregator}(${var.max_connection_timeframe}): (
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avg:aws.elasticache.curr_connections${module.filter-tags.query_alert} by {region,cacheclusterid}
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) >= 65000
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EOF
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notify_no_data = true
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.max_connection_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.max_connection_extra_tags}"]
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}
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resource "datadog_monitor" "elasticache_no_connection" {
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name = "[${var.environment}] Elasticache connections {{#is_alert}}{{{comparator}}} {{threshold}} {{/is_alert}}"
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message = "${coalesce(var.no_connection_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.no_connection_time_aggregator}(${var.no_connection_timeframe}): (
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avg:aws.elasticache.curr_connections${module.filter-tags.query_alert} by {region,cacheclusterid}
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) <= 0
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EOF
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notify_no_data = true
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.no_connection_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.no_connection_extra_tags}"]
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}
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resource "datadog_monitor" "elasticache_swap" {
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name = "[${var.environment}] Elasticache swap {{#is_alert}}{{{comparator}}} {{threshold}}MB ({{value}}MB){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}MB ({{value}}MB){{/is_warning}}"
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message = "${coalesce(var.swap_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.swap_time_aggregator}(${var.swap_timeframe}): (
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avg:aws.elasticache.swap_usage${module.filter-tags.query_alert} by {region,cacheclusterid}
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) > ${var.swap_threshold_critical}
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EOF
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thresholds {
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warning = "${var.swap_threshold_warning}"
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critical = "${var.swap_threshold_critical}"
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}
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notify_no_data = false
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.swap_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.swap_extra_tags}"]
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}
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# POC - A approfondir
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resource "datadog_monitor" "elasticache_free_memory" {
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name = "[${var.environment}] Elasticache free memory {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
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message = "${coalesce(var.free_memory_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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pct_change(avg(${var.free_memory_timeframe}),${var.free_memory_condition_timeframe}):
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avg:aws.elasticache.freeable_memory${module.filter-tags.query_alert} by {region,cacheclusterid,cachenodeid}
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< ${var.free_memory_threshold_critical}
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EOF
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thresholds {
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warning = "${var.free_memory_threshold_warning}"
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critical = "${var.free_memory_threshold_critical}"
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}
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notify_no_data = true
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.free_memory_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.free_memory_extra_tags}"]
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}
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resource "datadog_monitor" "elasticache_eviction_growing" {
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name = "[${var.environment}] Elasticache evictions is growing {{#is_alert}}{{{comparator}}} {{threshold}} ({{value}}){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}} ({{value}}){{/is_warning}}"
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message = "${coalesce(var.eviction_growing_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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pct_change(avg(${var.eviction_growing_timeframe}),${var.eviction_growing_condition_timeframe}):
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avg:aws.elasticache.evictions${module.filter-tags.query_alert} by {region,cacheclusterid}
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> ${var.eviction_growing_threshold_critical}
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EOF
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thresholds {
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warning = "${var.eviction_growing_threshold_warning}"
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critical = "${var.eviction_growing_threshold_critical}"
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}
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notify_no_data = false
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evaluation_delay = "${var.evaluation_delay}"
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renotify_interval = 0
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notify_audit = false
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timeout_h = 0
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include_tags = true
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locked = false
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require_full_window = false
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new_host_delay = "${var.new_host_delay}"
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silenced = "${var.eviction_growing_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache", "team:claranet", "created-by:terraform", "${var.eviction_growing_extra_tags}"]
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}
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