125 lines
5.0 KiB
HCL
125 lines
5.0 KiB
HCL
resource "datadog_monitor" "redis_cache_hits" {
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count = "${var.cache_hits_enabled ? 1 : 0}"
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name = "[${var.environment}] Elasticache redis cache hits {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
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message = "${coalesce(var.cache_hits_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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sum(${var.cache_hits_timeframe}): (
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avg:aws.elasticache.cache_hits${module.filter-tags.query_alert} by {region,cacheclusterid}.as_count() /
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(avg:aws.elasticache.cache_hits${module.filter-tags.query_alert} by {region,cacheclusterid}.as_count() +
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avg:aws.elasticache.cache_misses${module.filter-tags.query_alert} by {region,cacheclusterid}.as_count())
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) * 100 < ${var.cache_hits_threshold_critical}
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EOF
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thresholds {
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warning = "${var.cache_hits_threshold_warning}"
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critical = "${var.cache_hits_threshold_critical}"
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}
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notify_no_data = false
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evaluation_delay = "${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.cache_hits_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache-redis", "team:claranet", "created-by:terraform", "engine:redis", "${var.cache_hits_extra_tags}"]
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}
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resource "datadog_monitor" "redis_cpu_high" {
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count = "${var.cpu_high_enabled ? 1 : 0}"
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name = "[${var.environment}] Elasticache redis CPU {{#is_alert}}{{{comparator}}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
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message = "${coalesce(var.cpu_high_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.cpu_high_time_aggregator}(${var.cpu_high_timeframe}): (
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avg:aws.elasticache.engine_cpuutilization${module.filter-tags.query_alert} by {region,cacheclusterid,cachenodeid}
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) > ${var.cpu_high_threshold_critical}
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EOF
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notify_no_data = true
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evaluation_delay = "${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.cpu_high_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache-redis", "team:claranet", "created-by:terraform", "engine:redis", "${var.cpu_high_extra_tags}"]
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}
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resource "datadog_monitor" "redis_replication_lag" {
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count = "${var.replication_lag_enabled ? 1 : 0}"
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name = "[${var.environment}] Elasticache redis replication lag {{#is_alert}}{{{comparator}}} {{threshold}}s ({{value}}s){{/is_alert}}{{#is_warning}}{{{comparator}}} {{warn_threshold}}s ({{value}}s){{/is_warning}}"
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message = "${coalesce(var.replication_lag_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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${var.replication_lag_time_aggregator}(${var.replication_lag_timeframe}): (
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avg:aws.elasticache.replication_lag${module.filter-tags.query_alert} by {region,cacheclusterid,cachenodeid}
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) > ${var.replication_lag_threshold_critical}
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EOF
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thresholds {
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warning = "${var.replication_lag_threshold_warning}"
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critical = "${var.replication_lag_threshold_critical}"
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}
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notify_no_data = false
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evaluation_delay = "${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.replication_lag_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache-redis", "team:claranet", "created-by:terraform", "engine:redis", "${var.replication_lag_extra_tags}"]
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}
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resource "datadog_monitor" "redis_commands" {
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count = "${var.commands_enabled ? 1 : 0}"
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name = "[${var.environment}] Elasticache redis is receiving no commands"
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message = "${coalesce(var.commands_message, var.message)}"
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type = "metric alert"
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query = <<EOF
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sum(${var.commands_timeframe}): (
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avg:aws.elasticache.get_type_cmds${module.filter-tags.query_alert} by {region,cacheclusterid}.as_count() +
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avg:aws.elasticache.set_type_cmds${module.filter-tags.query_alert} by {region,cacheclusterid}.as_count()
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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 = "${var.commands_silenced}"
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tags = ["env:${var.environment}", "type:cloud", "provider:aws", "resource:elasticache-redis", "team:claranet", "created-by:terraform", "engine:redis", "${var.commands_extra_tags}"]
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}
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