diff options
Diffstat (limited to 'app/validators/dynamic_path_validator.rb')
| -rw-r--r-- | app/validators/dynamic_path_validator.rb | 218 |
1 files changed, 28 insertions, 190 deletions
diff --git a/app/validators/dynamic_path_validator.rb b/app/validators/dynamic_path_validator.rb index d992b0c3725..27ac60637fd 100644 --- a/app/validators/dynamic_path_validator.rb +++ b/app/validators/dynamic_path_validator.rb @@ -3,212 +3,50 @@ # Custom validator for GitLab path values. # These paths are assigned to `Namespace` (& `Group` as a subclass) & `Project` # -# Values are checked for formatting and exclusion from a list of reserved path +# Values are checked for formatting and exclusion from a list of illegal path # names. class DynamicPathValidator < ActiveModel::EachValidator - # All routes that appear on the top level must be listed here. - # This will make sure that groups cannot be created with these names - # as these routes would be masked by the paths already in place. - # - # Example: - # /api/api-project - # - # the path `api` shouldn't be allowed because it would be masked by `api/*` - # - TOP_LEVEL_ROUTES = %w[ - - - .well-known - abuse_reports - admin - all - api - assets - autocomplete - ci - dashboard - explore - files - groups - health_check - help - hooks - import - invites - issues - jwt - koding - member - merge_requests - new - notes - notification_settings - oauth - profile - projects - public - repository - robots.txt - s - search - sent_notifications - services - snippets - teams - u - unicorn_test - unsubscribes - uploads - users - ].freeze + extend Gitlab::EncodingHelper - # This list should contain all words following `/*namespace_id/:project_id` in - # routes that contain a second wildcard. - # - # Example: - # /*namespace_id/:project_id/badges/*ref/build - # - # If `badges` was allowed as a project/group name, we would not be able to access the - # `badges` route for those projects: - # - # Consider a namespace with path `foo/bar` and a project called `badges`. - # The route to the build badge would then be `/foo/bar/badges/badges/master/build.svg` - # - # When accessing this path the route would be matched to the `badges` path - # with the following params: - # - namespace_id: `foo` - # - project_id: `bar` - # - ref: `badges/master` - # - # Failing to find the project, this would result in a 404. - # - # By rejecting `badges` the router can _count_ on the fact that `badges` will - # be preceded by the `namespace/project`. - WILDCARD_ROUTES = %w[ - badges - blame - blob - builds - commits - create - create_dir - edit - environments/folders - files - find_file - gitlab-lfs/objects - info/lfs/objects - new - preview - raw - refs - tree - update - wikis - ].freeze - - # These are all the paths that follow `/groups/*id/ or `/groups/*group_id` - # We need to reject these because we have a `/groups/*id` page that is the same - # as the `/*id`. - # - # If we would allow a subgroup to be created with the name `activity` then - # this group would not be accessible through `/groups/parent/activity` since - # this would map to the activity-page of it's parent. - GROUP_ROUTES = %w[ - activity - analytics - audit_events - avatar - edit - group_members - hooks - issues - labels - ldap - ldap_group_links - merge_requests - milestones - notification_setting - pipeline_quota - projects - subgroups - ].freeze - - CHILD_ROUTES = (WILDCARD_ROUTES | GROUP_ROUTES).freeze - - def self.without_reserved_wildcard_paths_regex - @without_reserved_wildcard_paths_regex ||= regex_excluding_child_paths(WILDCARD_ROUTES) - end - - def self.without_reserved_child_paths_regex - @without_reserved_child_paths_regex ||= regex_excluding_child_paths(CHILD_ROUTES) - end - - # This is used to validate a full path. - # It doesn't match paths - # - Starting with one of the top level words - # - Containing one of the child level words in the middle of a path - def self.regex_excluding_child_paths(child_routes) - reserved_top_level_words = Regexp.union(TOP_LEVEL_ROUTES) - not_starting_in_reserved_word = %r{\A/?(?!(#{reserved_top_level_words})(/|\z))} - - reserved_child_level_words = Regexp.union(child_routes) - not_containing_reserved_child = %r{(?!\S+/(#{reserved_child_level_words})(/|\z))} - - %r{#{not_starting_in_reserved_word} - #{not_containing_reserved_child} - #{Gitlab::Regex.full_namespace_regex}}x - end - - def self.valid?(path) - path =~ Gitlab::Regex.full_namespace_regex && !full_path_reserved?(path) - end - - def self.full_path_reserved?(path) - path = path.to_s.downcase - _project_part, namespace_parts = path.reverse.split('/', 2).map(&:reverse) - - wildcard_reserved?(path) || child_reserved?(namespace_parts) - end - - def self.child_reserved?(path) - return false unless path - - path !~ without_reserved_child_paths_regex - end + class << self + def valid_user_path?(path) + encode!(path) + "#{path}/" =~ Gitlab::PathRegex.root_namespace_path_regex + end - def self.wildcard_reserved?(path) - return false unless path + def valid_group_path?(path) + encode!(path) + "#{path}/" =~ Gitlab::PathRegex.full_namespace_path_regex + end - path !~ without_reserved_wildcard_paths_regex + def valid_project_path?(path) + encode!(path) + "#{path}/" =~ Gitlab::PathRegex.full_project_path_regex + end end - delegate :full_path_reserved?, - :child_reserved?, - to: :class - - def path_reserved_for_record?(record, value) + def path_valid_for_record?(record, value) full_path = record.respond_to?(:full_path) ? record.full_path : value - # For group paths the entire path cannot contain a reserved child word - # The path doesn't contain the last `_project_part` so we need to validate - # if the entire path. - # Example: - # A *group* with full path `parent/activity` is reserved. - # A *project* with full path `parent/activity` is allowed. - if record.is_a? Group - child_reserved?(full_path) - else - full_path_reserved?(full_path) + return true unless full_path + + case record + when Project + self.class.valid_project_path?(full_path) + when Group + self.class.valid_group_path?(full_path) + else # User or non-Group Namespace + self.class.valid_user_path?(full_path) end end def validate_each(record, attribute, value) - unless value =~ Gitlab::Regex.namespace_regex - record.errors.add(attribute, Gitlab::Regex.namespace_regex_message) + unless value =~ Gitlab::PathRegex.namespace_format_regex + record.errors.add(attribute, Gitlab::PathRegex.namespace_format_message) return end - if path_reserved_for_record?(record, value) + unless path_valid_for_record?(record, value) record.errors.add(attribute, "#{value} is a reserved name") end end |