155 lines
3.7 KiB
Ruby
155 lines
3.7 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class UserAccess
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extend Gitlab::Cache::RequestCache
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request_cache_key do
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[user&.id, container&.to_global_id]
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end
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attr_reader :user, :push_ability
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attr_accessor :container
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def initialize(user, container: nil, push_ability: :push_code, skip_collaboration_check: false)
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@user = user
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@container = container
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@push_ability = push_ability
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@skip_collaboration_check = skip_collaboration_check
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end
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def can_do_action?(action)
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return false unless can_access_git?
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permission_cache[action] =
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permission_cache.fetch(action) do
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user.can?(action, container)
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end
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end
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def cannot_do_action?(action)
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!can_do_action?(action)
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end
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def allowed?
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return false unless can_access_git?
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if user.requires_ldap_check? && user.try_obtain_ldap_lease
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return false unless Gitlab::Auth::Ldap::Access.allowed?(user)
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end
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true
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end
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request_cache def can_create_tag?(ref)
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return false unless can_access_git?
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if protected?(ProtectedTag, ref)
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protected_tag_accessible_to?(ref, action: :create)
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else
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user.can?(:admin_tag, container)
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end
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end
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request_cache def can_delete_branch?(ref)
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return false unless can_access_git?
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if protected?(ProtectedBranch, ref)
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user.can?(:push_to_delete_protected_branch, container)
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else
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can_push?
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end
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end
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def can_update_branch?(ref)
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can_push_to_branch?(ref) || can_merge_to_branch?(ref)
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end
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request_cache def can_push_to_branch?(ref)
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return false unless can_access_git? && container && can_collaborate?(ref)
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return true unless protected?(ProtectedBranch, ref)
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protected_branch_accessible_to?(ref, action: :push)
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end
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request_cache def can_merge_to_branch?(ref)
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return false unless can_access_git?
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if protected?(ProtectedBranch, ref)
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protected_branch_accessible_to?(ref, action: :merge)
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else
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can_push?
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end
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end
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def can_push_for_ref?(_)
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can_do_action?(:push_code)
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end
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private
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attr_reader :skip_collaboration_check
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def can_push?
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user.can?(push_ability, container)
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end
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def can_collaborate?(ref)
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assert_project!
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can_push? || branch_allows_collaboration_for?(ref)
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end
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def branch_allows_collaboration_for?(ref)
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return false if skip_collaboration_check
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project.branch_allows_collaboration?(user, ref)
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end
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def permission_cache
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@permission_cache ||= {}
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end
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request_cache def can_access_git?
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user && user.can?(:access_git)
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end
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def protected_branch_accessible_to?(ref, action:)
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assert_project!
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ProtectedBranch.protected_ref_accessible_to?(
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ref, user,
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project: project,
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action: action,
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protected_refs: project.protected_branches)
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end
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def protected_tag_accessible_to?(ref, action:)
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assert_project!
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ProtectedTag.protected_ref_accessible_to?(
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ref, user,
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project: project,
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action: action,
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protected_refs: project.protected_tags)
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end
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request_cache def protected?(kind, refs)
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assert_project!
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kind.protected?(project, refs)
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end
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def project
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container
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end
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# Any method that assumes that it is operating on a project should make this
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# explicit by calling `#assert_project!`.
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# TODO: remove when we make this class polymorphic enough not to care about projects
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# See: https://gitlab.com/gitlab-org/gitlab/-/issues/227635
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def assert_project!
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raise "No project! #{project.inspect} is not a Project" unless project.is_a?(::Project)
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end
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end
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end
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