Class: Dependabot::UpdateCheckers::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/dependabot/update_checkers/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dependency:, dependency_files:, credentials:, ignored_versions: [], security_advisories: [], requirements_update_strategy: nil) ⇒ Base

Returns a new instance of Base.



14
15
16
17
18
19
20
21
22
23
 
# File 'lib/dependabot/update_checkers/base.rb', line 14

def initialize(dependency:, dependency_files:, credentials:,
               ignored_versions: [], security_advisories: [],
               requirements_update_strategy: nil)
  @dependency = dependency
  @dependency_files = dependency_files
  @credentials = credentials
  @requirements_update_strategy = requirements_update_strategy
  @ignored_versions = ignored_versions
  @security_advisories = security_advisories
end

Instance Attribute Details

#credentials ⇒ Object (readonly)

Returns the value of attribute credentials.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def credentials
  @credentials
end

#dependency ⇒ Object (readonly)

Returns the value of attribute dependency.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def dependency
  @dependency
end

#dependency_files ⇒ Object (readonly)

Returns the value of attribute dependency_files.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def dependency_files
  @dependency_files
end

#ignored_versions ⇒ Object (readonly)

Returns the value of attribute ignored_versions.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def ignored_versions
  @ignored_versions
end

#requirements_update_strategy ⇒ Object (readonly)

Returns the value of attribute requirements_update_strategy.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def requirements_update_strategy
  @requirements_update_strategy
end

#security_advisories ⇒ Object (readonly)

Returns the value of attribute security_advisories.



10
11
12
 
# File 'lib/dependabot/update_checkers/base.rb', line 10

def security_advisories
  @security_advisories
end

Instance Method Details

#can_update?(requirements_to_unlock:) ⇒ Boolean

Returns:

  • (Boolean) 


33
34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/dependabot/update_checkers/base.rb', line 33

def can_update?(requirements_to_unlock:)
  # Can't update if all versions are being ignored
  return false if ignore_reqs.include?(requirement_class.new(">= 0"))

  if dependency.version
    version_can_update?(requirements_to_unlock: requirements_to_unlock)
  else
    # TODO: Handle full unlock updates for dependencies without a lockfile
    return false if requirements_to_unlock == :none

    requirements_can_update?
  end
end

#latest_resolvable_version ⇒ Object

Raises:

  • (NotImplementedError) 


75
76
77
 
# File 'lib/dependabot/update_checkers/base.rb', line 75

def latest_resolvable_version
  raise NotImplementedError
end

#latest_resolvable_version_with_no_unlock ⇒ Object

Raises:

  • (NotImplementedError) 


83
84
85
 
# File 'lib/dependabot/update_checkers/base.rb', line 83

def latest_resolvable_version_with_no_unlock
  raise NotImplementedError
end

#latest_version ⇒ Object

Raises:

  • (NotImplementedError) 


60
61
62
 
# File 'lib/dependabot/update_checkers/base.rb', line 60

def latest_version
  raise NotImplementedError
end

#lowest_resolvable_security_fix_version ⇒ Object

Raises:

  • (NotImplementedError) 


79
80
81
 
# File 'lib/dependabot/update_checkers/base.rb', line 79

def lowest_resolvable_security_fix_version
  raise NotImplementedError
end

#preferred_resolvable_version ⇒ Object 



64
65
66
67
68
69
70
71
72
73
 
# File 'lib/dependabot/update_checkers/base.rb', line 64

def preferred_resolvable_version
  # If this dependency is vulnerable, prefer trying to update to the
  # lowest_resolvable_security_fix_version. Otherwise update all the way
  # to the latest_resolvable_version.
  return lowest_resolvable_security_fix_version if vulnerable?

  latest_resolvable_version
rescue NotImplementedError
  latest_resolvable_version
end

#requirement_class ⇒ Object 



95
96
97
 
# File 'lib/dependabot/update_checkers/base.rb', line 95

def requirement_class
  Utils.requirement_class_for_package_manager(dependency.package_manager)
end

#requirements_unlocked_or_can_be? ⇒ Boolean

For some langauges, the manifest file may be constructed such that Dependabot has no way to update it (e.g., if it fetches its versions from a web API). This method is overridden in those cases.

Returns:

  • (Boolean) 


102
103
104
 
# File 'lib/dependabot/update_checkers/base.rb', line 102

def requirements_unlocked_or_can_be?
  true
end

#up_to_date? ⇒ Boolean

Returns:

  • (Boolean) 


25
26
27
28
29
30
31
 
# File 'lib/dependabot/update_checkers/base.rb', line 25

def up_to_date?
  if dependency.version
    version_up_to_date?
  else
    requirements_up_to_date?
  end
end

#updated_dependencies(requirements_to_unlock:) ⇒ Object 



47
48
49
50
51
52
53
54
55
56
57
58
 
# File 'lib/dependabot/update_checkers/base.rb', line 47

def updated_dependencies(requirements_to_unlock:)
  unless can_update?(requirements_to_unlock: requirements_to_unlock)
    return []
  end

  case requirements_to_unlock&.to_sym
  when :none then [updated_dependency_without_unlock]
  when :own then [updated_dependency_with_own_req_unlock]
  when :all then updated_dependencies_after_full_unlock
  else raise "Unknown unlock level '#{requirements_to_unlock}'"
  end
end

#updated_requirements ⇒ Object

Raises:

  • (NotImplementedError) 


87
88
89
 
# File 'lib/dependabot/update_checkers/base.rb', line 87

def updated_requirements
  raise NotImplementedError
end

#version_class ⇒ Object 



91
92
93
 
# File 'lib/dependabot/update_checkers/base.rb', line 91

def version_class
  Utils.version_class_for_package_manager(dependency.package_manager)
end

#vulnerable? ⇒ Boolean

Returns:

  • (Boolean) 


106
107
108
109
110
111
112
113
114
115
116
117
118
 
# File 'lib/dependabot/update_checkers/base.rb', line 106

def vulnerable?
  return false if security_advisories.none?

  # Can't (currently) detect whether dependencies without a version
  # (i.e., for repos without a lockfile) are vulnerable
  return false unless dependency.version

  # Can't (currently) detect whether git dependencies are vulnerable
  return false if existing_version_is_sha?

  version = version_class.new(dependency.version)
  security_advisories.any? { |a| a.vulnerable?(version) }
end