Class: Jets::Cfn::Resource::Iam::PolicyDocument

Inherits:
Object
  • Object
show all
Extended by:
Memoist
Includes:
Util::Camelize
Defined in:
lib/jets/cfn/resource/iam/policy_document.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util::Camelize

#camelize

Constructor Details

#initialize(*definitions) ⇒ PolicyDocument

Returns a new instance of PolicyDocument.



7
8
9
10
11
12
13
14
 
# File 'lib/jets/cfn/resource/iam/policy_document.rb', line 7

def initialize(*definitions)
  @definitions = definitions.flatten
  # empty starting policy that will be altered
  @policy = {
    Version: "2012-10-17",
    Statement: []
  }
end

Instance Attribute Details

#definitions ⇒ Object (readonly)

Returns the value of attribute definitions.



6
7
8
 
# File 'lib/jets/cfn/resource/iam/policy_document.rb', line 6

def definitions
  @definitions
end

Instance Method Details

#policy_document ⇒ Object 



16
17
18
19
 
# File 'lib/jets/cfn/resource/iam/policy_document.rb', line 16

def policy_document
  definitions.map { |definition| standardize(definition) }
  camelize(@policy)
end

#standardize(definition) ⇒ Object 



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/jets/cfn/resource/iam/policy_document.rb', line 22

def standardize(definition)
  case definition
  when String
    # Expands simple string from: logs => logs:*
    definition = "#{definition}:*" unless definition.include?(':')
    @policy[:Statement] << {
      Action: [definition],
      Effect: "Allow",
      Resource: "*",
    }
  when Hash
    definition = definition.stringify_keys
    if definition.key?("Version") # special case where we replace the policy entirely
      @policy = definition
    else
      @policy[:Statement] << definition
    end
  end
end