Class: ZZSharedLib::Utils

Inherits:
Object
  • Object
show all
Defined in:
lib/zzsharedlib/utilities.rb

Constant Summary collapse

READY = 
"ready".freeze
ERROR = 
"error".freeze
START = 
"deploying".freeze
MAINT = 
"maint".freeze
NEVER = 
"never".freeze
RESTARTING = 
"restarting".freeze
OK_TO_DEPLOY_STATES = 
[NEVER, READY, ERROR].freeze

Instance Method Summary collapse

Constructor Details

#initialize(amazon) ⇒ Utils

Returns a new instance of Utils.



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# File 'lib/zzsharedlib/utilities.rb', line 26

def initialize(amazon)
  @amazon = amazon
end

Instance Method Details

#check_deploy_state(instances, state_tags) ⇒ Object 



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# File 'lib/zzsharedlib/utilities.rb', line 50

def check_deploy_state(instances, state_tags)
  instances.each do |instance|
    inst_id = instance[:resource_id]
    tags = @amazon.flat_tags_for_resource(inst_id)
    state_tags.each do |state_tag|
      deploy_tag = tags[state_tag]
      if !deploy_tag.nil? && !OK_TO_DEPLOY_STATES.include?(deploy_tag)
        raise "One or more instances is still marked as deploying for tag key: #{state_tag}, value: #{deploy_tag}, we will not deploy again.  You can use --force to override"
      end
    end
  end
end

#mark_deploy_state(instances, state_tag, state, keep_error_state = false) ⇒ Object

mark the deploy state of all unless already marked as errors so we don’t overwrite that state



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# File 'lib/zzsharedlib/utilities.rb', line 32

def mark_deploy_state(instances, state_tag, state, keep_error_state = false)
  to_tag = []
  instances.each do |instance|
    inst_id = instance[:resource_id]
    if keep_error_state
      tags = @amazon.flat_tags_for_resource(inst_id)
      deploy_tag = tags[state_tag]
      if !deploy_tag.nil? && deploy_tag != ERROR
        to_tag << inst_id
      end
    else
      to_tag << inst_id
    end
  end
  @amazon.ec2.create_tags(to_tag, {state_tag => state })
  @amazon.flush_tags
end