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author | Francisco Javier López <fjlopez@gitlab.com> | 2019-03-04 21:36:34 +0300 |
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committer | Yorick Peterse <yorickpeterse@gmail.com> | 2019-03-04 21:36:34 +0300 |
commit | ebf16ada856efb85424a98848c141f21e609886a (patch) | |
tree | e9700c1c392644f035302c61fc8f9c2dc6095a92 /app/validators/sha_validator.rb | |
parent | adedcb329464783165db2c233b3a6fd9578d2c25 (diff) |
Arbitrary file read via MergeRequestDiff
Diffstat (limited to 'app/validators/sha_validator.rb')
-rw-r--r-- | app/validators/sha_validator.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/app/validators/sha_validator.rb b/app/validators/sha_validator.rb new file mode 100644 index 00000000000..085fca4d65d --- /dev/null +++ b/app/validators/sha_validator.rb @@ -0,0 +1,9 @@ +# frozen_string_literal: true + +class ShaValidator < ActiveModel::EachValidator + def validate_each(record, attribute, value) + return if value.blank? || value.match(/\A\h{40}\z/) + + record.errors.add(attribute, 'is not a valid SHA') + end +end |