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UPD: created util/resource-list module and moved shell scripts there

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This commit is contained in:
KF 2022-10-25 19:51:04 +08:00
parent f9b80bd6d2
commit 2af0ff1b1a
Signed by: xpk
GPG Key ID: CD4FF6793F09AB86
13 changed files with 86 additions and 37 deletions
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25
modules/ManagementGovernance/Monitoring.NLB/main.tf
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@ -1,13 +1,22 @@
data external nlb-targetgroups {
program = ["bash", "../../modules/ManagementGovernance/Monitoring.NLB/list-nlb-targetgroups.sh"]
/*
data "external" "nlb-targetgroups" {
program = ["bash", "${path.module}/list-nlb-targetgroups.sh"]
query = {
lb = var.load-balancer
parameter = var.load-balancer
}
}
*/
resource aws_cloudwatch_metric_alarm nlb-HealthyHostCount {
for_each = toset(split(" ", data.external.nlb-targetgroups.result.result))
alarm_name = "NLBTG:HealthyHostCount:${split("/", each.value)[1]}/${split("/", each.value)[2]}"
module "nlb-targetgroups" {
source = "../../util/resource-list"
resource-type = "nlb-targetgroups"
query-input = var.load-balancer
}
resource "aws_cloudwatch_metric_alarm" "nlb-HealthyHostCount" {
for_each = module.nlb-targetgroups.result-set
alarm_name = "NLBTG:HealthyHostCount:${split(":", each.value)[5]}"
comparison_operator = "LessThanThreshold"
evaluation_periods = "1"
metric_name = "HealthyHostCount"
@ -21,8 +30,8 @@ resource aws_cloudwatch_metric_alarm nlb-HealthyHostCount {
alarm_actions = [var.alarm-actions-emergency]
ok_actions = [var.alarm-actions-emergency]
dimensions = {
TargetGroup = "targetgroup/${split("/", each.value)[1]}/${split("/", each.value)[2]}"
LoadBalancer = "net/${split("/",var.load-balancer)[2]}/${split("/",var.load-balancer)[3]}"
TargetGroup = split(":", each.value)[5]
LoadBalancer = "net/${split("/", var.load-balancer)[2]}/${split("/", var.load-balancer)[3]}"
}
tags = var.default-tags
lifecycle {

24
modules/ManagementGovernance/Monitoring.RDS/main.tf
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@ -90,15 +90,15 @@ resource aws_cloudwatch_metric_alarm rds-DiskQueueDepth {
}
}
resource aws_cloudwatch_metric_alarm rds-ReadLetency {
alarm_name = "RDS:ReadLetency:${var.rds-instance-name}"
resource aws_cloudwatch_metric_alarm rds-ReadLatency {
alarm_name = "RDS:ReadLatency:${var.rds-instance-name}"
comparison_operator = "GreaterThanThreshold"
evaluation_periods = "2"
metric_name = "ReadLetency"
period = "600"
metric_name = "ReadLatency"
period = "900"
statistic = "Average"
threshold = var.threshold-ReadLetency
alarm_description = "RDS:ReadLetency"
threshold = var.threshold-ReadLatency
alarm_description = "RDS:ReadLatency"
namespace = "AWS/RDS"
insufficient_data_actions = []
actions_enabled = "true"
@ -113,15 +113,15 @@ resource aws_cloudwatch_metric_alarm rds-ReadLetency {
}
}
resource aws_cloudwatch_metric_alarm rds-WriteLetency {
alarm_name = "RDS:WriteLetency:${var.rds-instance-name}"
resource aws_cloudwatch_metric_alarm rds-WriteLatency {
alarm_name = "RDS:WriteLatency:${var.rds-instance-name}"
comparison_operator = "GreaterThanThreshold"
evaluation_periods = "2"
metric_name = "WriteLetency"
period = "600"
metric_name = "WriteLatency"
period = "900"
statistic = "Average"
threshold = var.threshold-WriteLetency
alarm_description = "RDS:WriteLetency"
threshold = var.threshold-WriteLatency
alarm_description = "RDS:WriteLatency"
namespace = "AWS/RDS"
insufficient_data_actions = []
actions_enabled = "true"

4
modules/ManagementGovernance/Monitoring.RDS/variables.tf
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@ -21,5 +21,5 @@ variable threshold-FreeableMemory {}
variable threshold-CpuUtilization {}
variable threshold-FreeStorageSpace {}
variable threshold-DiskQueueDepth {}
variable threshold-ReadLetency {}
variable threshold-WriteLetency {}
variable threshold-ReadLatency {}
variable threshold-WriteLatency {}

4
modules/ManagementGovernance/Monitoring.Redis/main.tf
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@ -53,9 +53,9 @@ resource aws_cloudwatch_metric_alarm redis-CacheHitRate {
# for_each = toset(data.aws_elasticache_cluster.redis-cluster.cache_nodes.*.id)
alarm_name = "Redis:CacheHitRate:${var.redis-cluster-id}"
comparison_operator = "LessThanThreshold"
evaluation_periods = "1"
evaluation_periods = "4"
metric_name = "CacheHitRate"
period = "1800"
period = "900"
statistic = "Average"
threshold = var.threshold-CacheHitRate
alarm_description = "Redis:CacheHitRate"

3
modules/util/resource-list/list-alb.sh Executable file
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@ -0,0 +1,3 @@
#!/bin/bash
RESULTS=$(aws elbv2 describe-load-balancers --query 'LoadBalancers[?Type==`application`].LoadBalancerArn' --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

4
modules/util/resource-list/list-ec2.sh Executable file
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@ -0,0 +1,4 @@
#!/bin/bash
# exclude ASG instances
RESULTS=$(aws ec2 describe-instances --query 'Reservations[].Instances[?!not_null(Tags[?Key == `aws:autoscaling:groupName`].Value)].InstanceId' --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

3
modules/util/resource-list/list-emr.sh Executable file
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@ -0,0 +1,3 @@
#!/bin/bash
RESULTS=$(aws emr list-clusters --active --query Clusters[*].ClusterArn --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

4
modules/ManagementGovernance/Monitoring.NLB/list-nlb-targetgroups.sh → modules/util/resource-list/list-nlb-targetgroups.sh
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@ -1,6 +1,6 @@
#!/bin/bash
eval "$(jq -r '@sh "lb=\(.lb)"')"
eval "$(jq -r '@sh "lb=\(.input)"')"
RESULTS=$(aws elbv2 describe-target-groups --load-balancer-arn $lb --query TargetGroups[*].TargetGroupArn --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'
jq -n --arg result "$RESULTS" '{"result":$result}' | tee -a /tmp/log.txt

3
modules/util/resource-list/list-nlb.sh Executable file
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@ -0,0 +1,3 @@
#!/bin/bash
RESULTS=$(aws elbv2 describe-load-balancers --query 'LoadBalancers[?Type==`network`].LoadBalancerArn' --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

3
modules/util/resource-list/list-rds.sh Executable file
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@ -0,0 +1,3 @@
#!/bin/bash
RESULTS=$(aws rds describe-db-instances --query 'DBInstances[*].DBInstanceIdentifier' --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

3
modules/util/resource-list/list-redis.sh Normal file
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@ -0,0 +1,3 @@
#!/bin/bash
RESULTS=$( aws elasticache describe-cache-clusters --query 'CacheClusters[*].CacheClusterId' --output text --no-cli-pager | sed 's/\t/\n/g' | sort | xargs)
jq -n --arg result "$RESULTS" '{"result":$result}'

13
modules/util/resource-list/main.tf Normal file
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@ -0,0 +1,13 @@
data "external" "instances" {
# program = ["bash", "../../modules/util/resource-list/list-${var.resource-type}.sh"]
program = ["bash", "${path.module}/list-${var.resource-type}.sh"]
query = {
input = var.query-input
}
}
output result-set {
# value = toset(split(" ", data.external.instances.result.result))
# prevents terraform from returning [""]
value = length(data.external.instances.result.result) > 0 ? toset(split(" ", data.external.instances.result.result)) : []
}

8
modules/util/resource-list/variables.tf Normal file
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@ -0,0 +1,8 @@
variable resource-type {
type = string
}
variable query-input {
type = string
default = null
}