diff options
Diffstat (limited to 'lib/gitlab/regex.rb')
| -rw-r--r-- | lib/gitlab/regex.rb | 106 |
1 files changed, 17 insertions, 89 deletions
diff --git a/lib/gitlab/regex.rb b/lib/gitlab/regex.rb index 08b061d5e31..1adc5ec952a 100644 --- a/lib/gitlab/regex.rb +++ b/lib/gitlab/regex.rb @@ -2,35 +2,6 @@ module Gitlab module Regex extend self - # The namespace regex is used in Javascript to validate usernames in the "Register" form. However, Javascript - # does not support the negative lookbehind assertion (?<!) that disallows usernames ending in `.git` and `.atom`. - # Since this is a non-trivial problem to solve in Javascript (heavily complicate the regex, modify view code to - # allow non-regex validatiions, etc), `NAMESPACE_REGEX_STR_JS` serves as a Javascript-compatible version of - # `NAMESPACE_REGEX_STR`, with the negative lookbehind assertion removed. This means that the client-side validation - # will pass for usernames ending in `.atom` and `.git`, but will be caught by the server-side validation. - PATH_REGEX_STR = '[a-zA-Z0-9_\.][a-zA-Z0-9_\-\.]*'.freeze - NAMESPACE_REGEX_STR_JS = PATH_REGEX_STR + '[a-zA-Z0-9_\-]|[a-zA-Z0-9_]'.freeze - NO_SUFFIX_REGEX_STR = '(?<!\.git|\.atom)'.freeze - NAMESPACE_REGEX_STR = "(?:#{NAMESPACE_REGEX_STR_JS})#{NO_SUFFIX_REGEX_STR}".freeze - PROJECT_REGEX_STR = "(?:#{PATH_REGEX_STR})#{NO_SUFFIX_REGEX_STR}".freeze - - # Same as NAMESPACE_REGEX_STR but allows `/` in the path. - # So `group/subgroup` will match this regex but not NAMESPACE_REGEX_STR - FULL_NAMESPACE_REGEX_STR = "(?:#{NAMESPACE_REGEX_STR}/)*#{NAMESPACE_REGEX_STR}".freeze - - def namespace_regex - @namespace_regex ||= /\A#{NAMESPACE_REGEX_STR}\z/.freeze - end - - def namespace_route_regex - @namespace_route_regex ||= /#{NAMESPACE_REGEX_STR}/.freeze - end - - def namespace_regex_message - "can contain only letters, digits, '_', '-' and '.'. " \ - "Cannot start with '-' or end in '.', '.git' or '.atom'." \ - end - def namespace_name_regex @namespace_name_regex ||= /\A[\p{Alnum}\p{Pd}_\. ]*\z/.freeze end @@ -48,76 +19,33 @@ module Gitlab "It must start with letter, digit, emoji or '_'." end - def project_path_regex - @project_path_regex ||= /\A#{PROJECT_REGEX_STR}\z/.freeze - end - - def project_route_regex - @project_route_regex ||= /#{PROJECT_REGEX_STR}/.freeze - end - - def project_git_route_regex - @project_route_git_regex ||= /#{PATH_REGEX_STR}\.git/.freeze - end - - def project_path_regex_message - "can contain only letters, digits, '_', '-' and '.'. " \ - "Cannot start with '-', end in '.git' or end in '.atom'" \ - end - - def file_name_regex - @file_name_regex ||= /\A[[[:alnum:]]_\-\.\@\+]*\z/.freeze - end - - def file_name_regex_message - "can contain only letters, digits, '_', '-', '@', '+' and '.'." - end - - def archive_formats_regex - # |zip|tar| tar.gz | tar.bz2 | - @archive_formats_regex ||= /(zip|tar|tar\.gz|tgz|gz|tar\.bz2|tbz|tbz2|tb2|bz2)/.freeze - end - - def git_reference_regex - # Valid git ref regex, see: - # https://www.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html - - @git_reference_regex ||= %r{ - (?! - (?# doesn't begins with) - \/| (?# rule #6) - (?# doesn't contain) - .*(?: - [\/.]\.| (?# rule #1,3) - \/\/| (?# rule #6) - @\{| (?# rule #8) - \\ (?# rule #9) - ) - ) - [^\000-\040\177~^:?*\[]+ (?# rule #4-5) - (?# doesn't end with) - (?<!\.lock) (?# rule #1) - (?<![\/.]) (?# rule #6-7) - }x.freeze - end - - def container_registry_reference_regex - git_reference_regex - end - ## - # Docker Distribution Registry 2.4.1 repository name rules + # Docker Distribution Registry repository / tag name rules + # + # See https://github.com/docker/distribution/blob/master/reference/regexp.go. # def container_repository_name_regex @container_repository_regex ||= %r{\A[a-z0-9]+(?:[-._/][a-z0-9]+)*\Z} end + ## + # We do not use regexp anchors here because these are not allowed when + # used as a routing constraint. + # + def container_registry_tag_regex + @container_registry_tag_regex ||= /[\w][\w.-]{0,127}/ + end + + def environment_name_regex_chars + 'a-zA-Z0-9_/\\$\\{\\}\\. -' + end + def environment_name_regex - @environment_name_regex ||= /\A[a-zA-Z0-9_\\\/\${}. -]+\z/.freeze + @environment_name_regex ||= /\A[#{environment_name_regex_chars}]+\z/.freeze end def environment_name_regex_message - "can contain only letters, digits, '-', '_', '/', '$', '{', '}', '.' and spaces" + "can contain only letters, digits, '-', '_', '/', '$', '{', '}', '.', and spaces" end def kubernetes_namespace_regex |