Class: Contrast::Agent::Patching::Policy::MethodPolicy

Inherits:
Object
  • Object
show all
Extended by:
MethodPolicyExtend
Defined in:
lib/contrast/agent/patching/policy/method_policy.rb

Overview

This class is used to map each method to the trigger node that applies to it

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from MethodPolicyExtend

build_method_policy, check_method_policy_nodes_empty?, find_method_node, find_visibility

Constructor Details

#initialize(method_policy) ⇒ MethodPolicy

Initialize new method policy with:

Parameters:

  • method_policy (Hash) — 

    source_node       [ Contrast::Agent::Assess::Policy::SourceNode      ]
propagation_node  [ Contrast::Agent::Assess::Policy::PropagationNode ]
trigger_node      [ Contrast::Agent::Assess::Policy::TriggerNode     ]
inventory_node    [ Contrast::Agent::Inventory::Policy::TriggerNode   ]
protect_node      [ Contrast::Agent::Protect::Policy::TriggerNode     ]
deadzone_node     [ Contrast::Agent::Deadzone::Policy::DeadzoneNode   ]
method_name       [ Symbol                                            ]
                    the name of the method for this policy
method_visibility [ Symbol                                            ]
                    Public, Private Protected
instance_method   [ Boolean                                           ]
                    true if this method is an instance method




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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 33

def initialize method_policy
  @method_name = method_policy[:method_name]
  @method_visibility = method_policy[:method_visibility]
  @instance_method = method_policy[:instance_method]
  @source_node = method_policy[:source_node]
  @propagation_node = method_policy[:propagation_node]
  @trigger_node = method_policy[:trigger_node]
  @inventory_node = method_policy[:inventory_node]
  @protect_node = method_policy[:protect_node]
  @deadzone_node = method_policy[:deadzone_node]
end

Instance Attribute Details

#deadzone_node ⇒ Object (readonly)

Returns the value of attribute deadzone_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 13

def deadzone_node
  @deadzone_node
end

#instance_method ⇒ Object

Returns the value of attribute instance_method.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 14

def instance_method
  @instance_method
end

#inventory_node ⇒ Object (readonly)

Returns the value of attribute inventory_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 13

def inventory_node
  @inventory_node
end

#method_name ⇒ Object

Returns the value of attribute method_name.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 14

def method_name
  @method_name
end

#method_visibility ⇒ Object

Returns the value of attribute method_visibility.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 14

def method_visibility
  @method_visibility
end

#propagation_node ⇒ Object (readonly)

Returns the value of attribute propagation_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 13

def propagation_node
  @propagation_node
end

#protect_node ⇒ Object (readonly)

Returns the value of attribute protect_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 13

def protect_node
  @protect_node
end

#source_node ⇒ Object

Returns the value of attribute source_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 14

def source_node
  @source_node
end

#trigger_node ⇒ Object (readonly)

Returns the value of attribute trigger_node.



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 13

def trigger_node
  @trigger_node
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 49

def empty?
  nodes.none?
end

#private_method? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 45

def private_method?
  method_visibility == :private
end

#requires_custom_patch? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 61

def requires_custom_patch?
  !!@trigger_node&.custom_patch?
end

#scopes_to_enter ⇒ Object 



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 53

def scopes_to_enter
  @_scopes_to_enter ||= method_scopes
end

#scopes_to_exit ⇒ Object 



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# File 'lib/contrast/agent/patching/policy/method_policy.rb', line 57

def scopes_to_exit
  @_scopes_to_exit ||= method_scopes.reverse
end