diff options
author | Go MAEDA <maeda@farend.jp> | 2021-04-23 00:46:45 +0000 |
---|---|---|
committer | Go MAEDA <maeda@farend.jp> | 2021-04-23 00:46:45 +0000 |
commit | 1cf427ee6380045c8f93216b80f63890926508af (patch) | |
tree | ad85acd7660d2b30d9a3bdb30c75715d1d6b0eee | |
parent | ccd00df71ca30e8f10c8642b7a16763a6e19f6f2 (diff) | |
download | redmine-1cf427ee6380045c8f93216b80f63890926508af.tar.gz redmine-1cf427ee6380045c8f93216b80f63890926508af.zip |
Stricter validation of given revisions of repositories (#35085).
Patch by Holger Just.
git-svn-id: http://svn.redmine.org/redmine/trunk@20962 e93f8b46-1217-0410-a6f0-8f06a7374b81
-rw-r--r-- | app/controllers/repositories_controller.rb | 21 | ||||
-rw-r--r-- | app/models/repository.rb | 4 | ||||
-rw-r--r-- | lib/redmine/scm/adapters/abstract_adapter.rb | 8 | ||||
-rw-r--r-- | lib/redmine/scm/adapters/git_adapter.rb | 12 | ||||
-rw-r--r-- | lib/redmine/scm/adapters/mercurial_adapter.rb | 9 |
5 files changed, 46 insertions, 8 deletions
diff --git a/app/controllers/repositories_controller.rb b/app/controllers/repositories_controller.rb index dfa96cc0e..45e969ba4 100644 --- a/app/controllers/repositories_controller.rb +++ b/app/controllers/repositories_controller.rb @@ -330,7 +330,7 @@ class RepositoriesController < ApplicationController render_404 end - REV_PARAM_RE = %r{\A[a-f0-9]*\Z}i + REV_PARAM_RE = %r{\A[a-f0-9]*\z}i def find_project_repository @project = Project.find(params[:id]) @@ -341,14 +341,12 @@ class RepositoriesController < ApplicationController end (render_404; return false) unless @repository @path = params[:path].is_a?(Array) ? params[:path].join('/') : params[:path].to_s - @rev = params[:rev].blank? ? @repository.default_branch : params[:rev].to_s.strip - @rev_to = params[:rev_to] - unless REV_PARAM_RE.match?(@rev.to_s) && REV_PARAM_RE.match?(@rev_to.to_s) - if @repository.branches.blank? - raise InvalidRevisionParam - end - end + @rev = params[:rev].to_s.strip.presence || @repository.default_branch + raise InvalidRevisionParam unless valid_name?(@rev) + + @rev_to = params[:rev_to].to_s.strip.presence + raise InvalidRevisionParam unless valid_name?(@rev_to) rescue ActiveRecord::RecordNotFound render_404 rescue InvalidRevisionParam @@ -433,4 +431,11 @@ class RepositoriesController < ApplicationController 'attachment' end end + + def valid_name?(rev) + return true if rev.nil? + return true if REV_PARAM_RE.match?(rev) + + @repository ? @repository.valid_name?(rev) : true + end end diff --git a/app/models/repository.rb b/app/models/repository.rb index e65c800e6..4e76c3453 100644 --- a/app/models/repository.rb +++ b/app/models/repository.rb @@ -463,6 +463,10 @@ class Repository < ActiveRecord::Base scope end + def valid_name?(name) + scm.valid_name?(name) + end + protected # Validates repository url based against an optional regular expression diff --git a/lib/redmine/scm/adapters/abstract_adapter.rb b/lib/redmine/scm/adapters/abstract_adapter.rb index dae621866..d0c3293a6 100644 --- a/lib/redmine/scm/adapters/abstract_adapter.rb +++ b/lib/redmine/scm/adapters/abstract_adapter.rb @@ -176,6 +176,14 @@ module Redmine (path[-1, 1] == "/") ? path[0..-2] : path end + def valid_name?(name) + return true if name.nil? + return true if name.is_a?(Integer) && name > 0 + return true if name.is_a?(String) && name =~ /\A[0-9]*\z/ + + false + end + private def retrieve_root_url diff --git a/lib/redmine/scm/adapters/git_adapter.rb b/lib/redmine/scm/adapters/git_adapter.rb index b85bd0296..363476cd4 100644 --- a/lib/redmine/scm/adapters/git_adapter.rb +++ b/lib/redmine/scm/adapters/git_adapter.rb @@ -420,6 +420,18 @@ module Redmine nil end + def valid_name?(name) + return false unless name.is_a?(String) + + return false if name.start_with?('-', '/', 'refs/heads/', 'refs/remotes/') + return false if name == 'HEAD' + + git_cmd ['show-ref', '--heads', '--tags', '--quiet', '--', name] + true + rescue ScmCommandAborted + false + end + class Revision < Redmine::Scm::Adapters::Revision # Returns the readable identifier def format_identifier diff --git a/lib/redmine/scm/adapters/mercurial_adapter.rb b/lib/redmine/scm/adapters/mercurial_adapter.rb index 6ab5ec69d..075636ce1 100644 --- a/lib/redmine/scm/adapters/mercurial_adapter.rb +++ b/lib/redmine/scm/adapters/mercurial_adapter.rb @@ -296,6 +296,15 @@ module Redmine Annotate.new end + def valid_name?(name) + return false unless name.nil? || name.is_a?(String) + + # Mercurials names don't need to be checked further as its CLI + # interface is restrictive enough to reject any invalid names on its + # own. + true + end + class Revision < Redmine::Scm::Adapters::Revision # Returns the readable identifier def format_identifier |