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Template_alarms_and_topics.json
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{
"Parameters" : {
"AlreadyRunningStackName" : {
"Description" : "The name of the stack onto which you want to add these alarms and topics",
"Type" : "String"
},
"NagiosSNSprodA" : {
"Default": "https://nagios.fas.harvard.edu/aws_sns_receiver.php",
"Description": "Nagios Primary Prod SNS HTTPS endpoint",
"Type": "String"
},
"NagiosSNSprodB" : {
"Default": "https://palantir2.unix.fas.harvard.edu/aws_sns_receiver.php",
"Description": "Nagios Alternate Prod SNS HTTPS endpoint",
"Type": "String"
},
"AWSSupportList" : {
"Default": "aws-support@mailman.fas.harvard.edu",
"Description": "AWS email list for HUIT internal support issues",
"Type": "String"
},
"CriticalAlarmTopic" : {
"Default": "arn:aws:sns:us-east-1:219880708180:HUIT_Nagios_Critical",
"Description": "SNS Topic for Critical Alerts",
"Type": "String"
},
"HighAlarmTopic" : {
"Default": "arn:aws:sns:us-east-1:219880708180:HUIT_Nagios_High",
"Description": "SNS Topic for High Alerts",
"Type": "String"
},
"InformationalAlarmTopic" : {
"Default": "arn:aws:sns:us-east-1:219880708180:HUIT_Nagios_Informational",
"Description": "SNS Topic for Informational Alerts",
"Type": "String"
}
"DBInstance" : {
"Description" : "The identifier of the RDS instance",
"Type" : "String"
}
},
"Resources" : {
"ELBLatencyAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": "Alert id ELB Latency over 1 sec on average for 5 minutes",
"Namespace": "AWS/ELB",
"MetricName": "Latency",
"Statistic": "Average",
"Period": "60",
"Threshold": "1",
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "LoadBalancerName",
"Value": { "Ref": "ElasticLoadBalancer" }
}]
}
},
"ELB5XXAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": "Alert on 5XX errors over 1 min",
"Namespace": "AWS/ELB",
"MetricName": "HTTPCode_ELB_5XX",
"Statistic": "Sum",
"Period": "60",
"Threshold": "10",
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "1",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "LoadBalancerName",
"Value": { "Ref": "ElasticLoadBalancer" }
}]
}
},
"ELB4XXAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": "Alert on 4XX errors over 1 min",
"Namespace": "AWS/ELB",
"MetricName": "HTTPCode_ELB_4XX",
"Statistic": "Sum",
"Period": "60",
"Threshold": "10",
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "1",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "LoadBalancerName",
"Value": { "Ref": "ElasticLoadBalancer" }
}]
}
},
"DBCPUHighAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": { "Fn::Join" : [ "", ["Alarm if ", { "Ref" : "DBName" }, " CPU > ", { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "CPULimit" ]}, "% for 5 minutes" ]]},
"Namespace": "AWS/RDS",
"MetricName": "CPUUtilization",
"Statistic": "Average",
"Period": "60",
"Threshold": { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "CPULimit" ]},
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "DBInstanceIdentifier",
"Value": { "Ref": "MasterDB" }
}]
}
},
"DBFreeStorageSpaceAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": { "Fn::Join" : [ "", ["Alarm if ", { "Ref" : "DBName" }, " storage space <= ", { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "FreeStorageSpaceLimit" ]}, " for 5 minutes" ]]},
"Namespace": "AWS/RDS",
"MetricName": "FreeStorageSpace",
"Statistic": "Average",
"Period": "60",
"Threshold": { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "FreeStorageSpaceLimit" ]},
"ComparisonOperator": "LessThanOrEqualToThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "DBInstanceIdentifier",
"Value": { "Ref": "MasterDB" }
}]
}
},
"DBReadIOPSHighAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": { "Fn::Join" : [ "", ["Alarm if ", { "Ref" : "DBName" }, " WriteIOPs > ", { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "ReadIOPSLimit" ]}, " for 5 minutes" ]]},
"Namespace": "AWS/RDS",
"MetricName": "ReadIOPS",
"Statistic": "Average",
"Period": "60",
"Threshold": { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "ReadIOPSLimit" ]},
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "DBInstanceIdentifier",
"Value": { "Ref": "MasterDB" }
}]
}
},
"DBReadLatencyHighAlarm": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": { "Fn::Join" : [ "", ["Alarm if ", { "Ref" : "DBName" }, " WriteIOPs > ", { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "ReadIOPSLimit" ]}, " for 5 minutes" ]]},
"Namespace": "AWS/RDS",
"MetricName": "ReadLatency",
"Statistic": "Average",
"Period": "60",
"Threshold": { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "ReadLatencyLimit" ]},
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "DBInstanceIdentifier",
"Value": { "Ref": "MasterDB" }
}]
}
},
"WriteIOPSHigh": {
"Type": "AWS::CloudWatch::Alarm",
"Properties": {
"AlarmDescription": { "Fn::Join" : [ "", ["Alarm if ", { "Ref" : "DBName" }, " WriteIOPs > ", { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "WriteIOPSLimit" ]}, " for 5 minutes" ]]},
"Namespace": "AWS/RDS",
"MetricName": "WriteIOPS",
"Statistic": "Average",
"Period": "60",
"Threshold": { "Fn::FindInMap" : [ "InstanceTypeMap", { "Ref" : "DBClass" }, "WriteIOPSLimit" ]},
"ComparisonOperator": "GreaterThanThreshold",
"EvaluationPeriods": "5",
"AlarmActions": [ { "Ref": "CriticalAlarmTopic" } ],
"Dimensions": [{
"Name": "DBInstanceIdentifier",
"Value": { "Ref": "MasterDB" }
}]
}
},
"HPACreadLatency" : {
"Type" : "AWS::CloudWatch::Alarm",
"Properties" : {
"ActionsEnabled" : true,
"AlarmActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"AlarmDescription" : "Database read latency on RDS instance",
"AlarmName" : "AWS RDS ReadLatency",
"ComparisonOperator" : "GreaterThanOrEqualToThreshold",
"Dimensions" : [
{
"Name": "DBInstanceIdentifier",
"Value": { "Ref" : "DBInstance" }
}
],
"EvaluationPeriods" : 1,
"InsufficientDataActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"MetricName" : "ReadLatency",
"Namespace" : "AWS/RDS",
"OKActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"Period" : 300,
"Statistic" : "Average",
"Threshold" : 0.5
}
},
"HPACwriteLatency" : {
"Type" : "AWS::CloudWatch::Alarm",
"Properties" : {
"ActionsEnabled" : true,
"AlarmActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"AlarmDescription" : "Database write latency on RDS instance",
"AlarmName" : "AWS RDS WriteLatency",
"ComparisonOperator" : "GreaterThanOrEqualToThreshold",
"Dimensions" : [
{
"Name": "DBInstanceIdentifier",
"Value": { "Ref" : "DBName" }
}
],
"EvaluationPeriods" : 1,
"InsufficientDataActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"MetricName" : "WriteLatency",
"Namespace" : "AWS/RDS",
"OKActions" : [
{ "Ref" : "CriticalAlarmTopic" }
],
"Period" : 300,
"Statistic" : "Average",
"Threshold" : 0.5
}
},
"HUITNagiosCritical" : {
"Type" : "AWS::SNS::Topic",
"Properties" : {
"Subscription" : [
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodA" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodB" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "AWSSupportList" },
"Protocol" : "email"
}
],
"TopicName" : "HUIT_Nagios_Critical"
}
},
"HUITNagiosHigh" : {
"Type" : "AWS::SNS::Topic",
"Properties" : {
"Subscription" : [
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodA" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodB" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "AWSSupportList" },
"Protocol" : "email"
}
],
"TopicName" : "HUIT_Nagios_High"
}
},
"HUITNagiosInformational" : {
"Type" : "AWS::SNS::Topic",
"Properties" : {
"Subscription" : [
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodA" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "NagiosSNSprodB" },
"Protocol" : "https"
},
{ "Endpoint" :
{ "Ref" : "AWSSupportList" },
"Protocol" : "email"
}
],
"TopicName" : "HUIT_Nagios_Informational"
}
}
},
"Outputs" : {
"SNSTopicNagiosCritical" : {
"Value" : { "Ref" : "HUITNagiosCritical" },
"Description" : "Drupal Website SNS Topic Nagios Critical"
},
"SNSTopicNagiosHigh" : {
"Value" : { "Ref" : "HUITNagiosHigh" },
"Description" : "Drupal Website SNS Topic Nagios High"
},
"SNSTopicNagiosInformational" : {
"Value" : { "Ref" : "HUITNagiosInformational" },
"Description" : "Drupal Website SNS Topic Nagios Informational"
}
}
}