Ruboty::ElbMonitor

Ruboty plug-in to monitor AWS ELB.

Installation

Add this line to your application's Gemfile:

gem 'ruboty-elb_monitor'

And then execute:

$ bundle

Or install it yourself as:

$ gem install ruboty-elb_monitor

ENV

ELB_REGION            - AWS region for ELB (default: ENV["AWS_REGION"])
ELB_ACCESS_KEY_ID     - AWS access key for ELB (default: ENV["AWS_ACCESS_KEY_ID"])
ELB_SECRET_ACCESS_KEY - AWS secret key for ELB (default: ENV["AWS_SECRET_ACCESS_KEY"])
ELB_METRICS           - Metric list to monitor (default: "RequestCount,HealthyHostCount,UnHealthyHostCount,HTTPCode_ELB_4XX,HTTPCode_ELB_5XX,HTTPCode_Backend_2XX,HTTPCode_Backend_4XX,HTTPCode_Backend_5XX,BackendConnectionErrors,SurgeQueueLength,SpilloverCount,Latency")
ELB_TREND_SEPARATOR   - Trend separator (default: ' ')

Usage

$ bundle exec ruboty
Type `exit` or `quit` to end the session.
> @ruboty help elb
ruboty /add elb (?<name>.+) (?<real_name>.+)/ - Add a new alias name of elb to monitor.
ruboty /delete elb (?<name>.+)/ - Delete a alias name of elb to monitor.
ruboty /list elb names\z/ - List all elb names.
ruboty /show elb state (?<from>(?:(?!last).)+) (?<to>.+)/ - Show all elb status of the specified period.
ruboty /show elb state last (?<time>\d+)(?<format>(w|d|h|m))\z/ - Show all elb status of the last [w]eeks, [d]ays, [h]ours or [m]inutes.
ruboty /show elb state last (?<time>\d+)(?<format>(w|d|h|m)) trend\z/ - Show all elb status with trend of the last [w]eeks, [d]ays, [h]ours or [m]inutes.

Example

$ bundle exec ruboty
Type `exit` or `quit` to end the session.
> @ruboty add elb foo elb-name-xxx
ELB foo registerd.
> @ruboty list elb names
foo: elb-name-xxx
> @ruboty show elb state 20160320 20160323
2016-03-20T00:00:00Z - 2016-03-23T00:00:00Z
*** foo(elb-name-xxx) ***
  - RequestCount(Sum)               37
  - HealthyHostCount(Average)       1
  - UnHealthyHostCount(Average)     0
  - HTTPCode_ELB_4XX(Sum)           0
  - HTTPCode_ELB_5XX(Sum)           1
  - HTTPCode_Backend_2XX(Sum)       23
  - HTTPCode_Backend_4XX(Sum)       12
  - HTTPCode_Backend_5XX(Sum)       1
  - BackendConnectionErrors(Sum)    0
  - SurgeQueueLength(Maximum)       0
  - SpilloverCount(Sum)             0
  - Latency(Maximum)                61.41
> @ruboty show elb state last 3d
2016-03-20T00:00:00Z - 2016-03-23T00:00:00Z
*** foo(elb-name-xxx) ***
  - RequestCount(Sum)               37
  - HealthyHostCount(Average)       1
  - UnHealthyHostCount(Average)     0
  - HTTPCode_ELB_4XX(Sum)           0
  - HTTPCode_ELB_5XX(Sum)           1
  - HTTPCode_Backend_2XX(Sum)       23
  - HTTPCode_Backend_4XX(Sum)       12
  - HTTPCode_Backend_5XX(Sum)       1
  - BackendConnectionErrors(Sum)    0
  - SurgeQueueLength(Maximum)       0
  - SpilloverCount(Sum)             0
  - Latency(Maximum)                61.41
> @ruboty show elb state last 3d trend
2016-03-20T00:00:00Z - 2016-03-23T00:00:00Z
*** foo(elb-name-xxx) ***
  - RequestCount(Sum)               0 0 37
  - HealthyHostCount(Average)       1 1 1
  - UnHealthyHostCount(Average)     0 0 0
  - HTTPCode_ELB_4XX(Sum)           0 0 0
  - HTTPCode_ELB_5XX(Sum)           0 0 1
  - HTTPCode_Backend_2XX(Sum)       0 0 23
  - HTTPCode_Backend_4XX(Sum)       0 0 12
  - HTTPCode_Backend_5XX(Sum)       0 0 1
  - BackendConnectionErrors(Sum)    0 0 0
  - SurgeQueueLength(Maximum)       0 0 0
  - SpilloverCount(Sum)             0 0 0
  - Latency(Maximum)                0 0 61.41
> @ruboty delete elb foo
ELB foo deleted

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake false to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/ruboty-elb_monitor. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

The gem is available as open source under the terms of the MIT License.