mirror of
https://github.com/discourse/discourse.git
synced 2024-11-26 13:03:39 +08:00
1d38040579
This is a low severity security fix because it requires a logged in admin user to update a site setting via the API directly to an invalid value. The fix adds validation for the affected site settings, as well as a secondary fix to prevent injection in the event of bad data somehow already exists.
115 lines
4.1 KiB
Ruby
115 lines
4.1 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module SiteSettings; end
|
|
|
|
module SiteSettings::Validations
|
|
def validate_error(key, opts = {})
|
|
raise Discourse::InvalidParameters.new(I18n.t("errors.site_settings.#{key}", opts))
|
|
end
|
|
|
|
def validate_category_ids(category_ids)
|
|
category_ids = category_ids.split('|').map(&:to_i).to_set
|
|
validate_error :invalid_category_id if Category.where(id: category_ids).count != category_ids.size
|
|
category_ids
|
|
end
|
|
|
|
def validate_default_categories(category_ids, default_categories_selected)
|
|
validate_error :default_categories_already_selected if (category_ids & default_categories_selected).size > 0
|
|
end
|
|
|
|
def validate_default_categories_watching(new_val)
|
|
category_ids = validate_category_ids(new_val)
|
|
|
|
default_categories_selected = [
|
|
SiteSetting.default_categories_tracking.split("|"),
|
|
SiteSetting.default_categories_muted.split("|"),
|
|
SiteSetting.default_categories_watching_first_post.split("|")
|
|
].flatten.to_set
|
|
|
|
validate_default_categories(category_ids, default_categories_selected)
|
|
end
|
|
|
|
def validate_default_categories_tracking(new_val)
|
|
category_ids = validate_category_ids(new_val)
|
|
|
|
default_categories_selected = [
|
|
SiteSetting.default_categories_watching.split("|"),
|
|
SiteSetting.default_categories_muted.split("|"),
|
|
SiteSetting.default_categories_watching_first_post.split("|")
|
|
].flatten.to_set
|
|
|
|
validate_default_categories(category_ids, default_categories_selected)
|
|
end
|
|
|
|
def validate_default_categories_muted(new_val)
|
|
category_ids = validate_category_ids(new_val)
|
|
|
|
default_categories_selected = [
|
|
SiteSetting.default_categories_watching.split("|"),
|
|
SiteSetting.default_categories_tracking.split("|"),
|
|
SiteSetting.default_categories_watching_first_post.split("|")
|
|
].flatten.to_set
|
|
|
|
validate_default_categories(category_ids, default_categories_selected)
|
|
end
|
|
|
|
def validate_default_categories_watching_first_post(new_val)
|
|
category_ids = validate_category_ids(new_val)
|
|
|
|
default_categories_selected = [
|
|
SiteSetting.default_categories_watching.split("|"),
|
|
SiteSetting.default_categories_tracking.split("|"),
|
|
SiteSetting.default_categories_muted.split("|")
|
|
].flatten.to_set
|
|
|
|
validate_default_categories(category_ids, default_categories_selected)
|
|
end
|
|
|
|
def validate_enable_s3_uploads(new_val)
|
|
validate_error :s3_upload_bucket_is_required if new_val == "t" && SiteSetting.s3_upload_bucket.blank?
|
|
end
|
|
|
|
def validate_enable_s3_inventory(new_val)
|
|
validate_error :enable_s3_uploads_is_required if new_val == "t" && !SiteSetting.Upload.enable_s3_uploads
|
|
end
|
|
|
|
def validate_backup_location(new_val)
|
|
return unless new_val == BackupLocationSiteSetting::S3
|
|
validate_error(:s3_backup_requires_s3_settings, setting_name: "s3_backup_bucket") if SiteSetting.s3_backup_bucket.blank?
|
|
|
|
unless SiteSetting.s3_use_iam_profile
|
|
validate_error(:s3_backup_requires_s3_settings, setting_name: "s3_access_key_id") if SiteSetting.s3_access_key_id.blank?
|
|
validate_error(:s3_backup_requires_s3_settings, setting_name: "s3_secret_access_key") if SiteSetting.s3_secret_access_key.blank?
|
|
end
|
|
end
|
|
|
|
def validate_s3_upload_bucket(new_val)
|
|
validate_bucket_setting("s3_upload_bucket", new_val, SiteSetting.s3_backup_bucket)
|
|
end
|
|
|
|
def validate_s3_backup_bucket(new_val)
|
|
validate_bucket_setting("s3_backup_bucket", SiteSetting.s3_upload_bucket, new_val)
|
|
end
|
|
|
|
private
|
|
|
|
def validate_bucket_setting(setting_name, upload_bucket, backup_bucket)
|
|
return if upload_bucket.blank? || backup_bucket.blank?
|
|
|
|
backup_bucket_name, backup_prefix = split_s3_bucket(backup_bucket)
|
|
upload_bucket_name, upload_prefix = split_s3_bucket(upload_bucket)
|
|
|
|
return if backup_bucket_name != upload_bucket_name
|
|
|
|
if backup_prefix == upload_prefix || backup_prefix.blank? || upload_prefix&.start_with?(backup_prefix)
|
|
validate_error(:s3_bucket_reused, setting_name: setting_name)
|
|
end
|
|
end
|
|
|
|
def split_s3_bucket(s3_bucket)
|
|
bucket_name, prefix = s3_bucket.downcase.split("/", 2)
|
|
prefix&.chomp!("/")
|
|
[bucket_name, prefix]
|
|
end
|
|
end
|