Radiosonde
Radiosonde is a tool to manage CloudWatch Alarm.
It defines the state of CloudWatch Alarm using DSL, and updates CloudWatch Alarm according to DSL.
Installation
Add this line to your application's Gemfile:
gem 'radiosonde'
And then execute:
$ bundle
Or install it yourself as:
$ gem install radiosonde
Usage
export AWS_ACCESS_KEY_ID='...'
export AWS_SECRET_ACCESS_KEY='...'
export AWS_REGION='us-east-1'
radiosonde -e -o Alarmfile # export CloudWatch Alarm
vi Alarmfile
radiosonde -a --dry-run
radiosonde -a # apply `Alarmfile` to CloudWatch
Help
Usage: radiosonde [options]
-p, --profile PROFILE_NAME
-k, --access-key ACCESS_KEY
-s, --secret-key SECRET_KEY
-r, --region REGION
-a, --apply
-f, --file FILE
--dry-run
-e, --export
-o, --output FILE
--show-metrics
--show-dimensions
--show-statistics
--namespace NAMESPACE
--metric-name NAME
--start-time TIME
--end-time TIME
--statistic STATISTIC
--include REGEXP
--exclude REGEXP
--no-color
--debug
Alarmfile example
require 'other/alarmfile'
alarm "alarm1" do
namespace "AWS/EC2"
metric_name "CPUUtilization"
dimensions "InstanceId"=>"i-XXXXXXXX"
period 300
statistic :average
threshold ">=", 50.0
evaluation_periods 1
actions_enabled true
alarm_actions []
ok_actions []
insufficient_data_actions ["arn:aws:sns:us-east-1:123456789012:my_topic"]
end
alarm "alarm2" do
...
end
Use template
template "basic" do
namespace "AWS/EC2"
metric_name "CPUUtilization"
dimensions "InstanceId"=>"i-XXXXXXXX"
period 300
statistic :average
threshold ">=", 50.0
evaluation_periods 1
actions_enabled true
alarm_actions []
ok_actions []
insufficient_data_actions [context.sns_topic]
end
alarm "alarm1" do
include_template "basic", :sns_topic=>"arn:aws:sns:us-east-1:123456789012:my_topic"
end
alarm "alarm2" do
context.sns_topic = "arn:aws:sns:us-east-1:123456789012:my_topic2"
include_template "basic"
end