Add glob for CI changes detection

4 files changed, 20 insertions, 1 deletions

diff --git a/changelogs/unreleased/added-glob-for-ci-changes-detection.yml b/changelogs/unreleased/added-glob-for-ci-changes-detection.yml
new file mode 100644
index 00000000000..887c6ef0346
--- /dev/null
+++ b/changelogs/unreleased/added-glob-for-ci-changes-detection.yml
@@ -0,0 +1,5 @@
+---
+title: Added glob for CI changes detection
+merge_request: 23128
+author: Kirill Zaitsev
+type: added
diff --git a/doc/ci/yaml/README.md b/doc/ci/yaml/README.md
index aab5f268ef9..2a667c985da 100644
--- a/doc/ci/yaml/README.md
+++ b/doc/ci/yaml/README.md
@@ -476,6 +476,7 @@ docker build:
       - Dockerfile
       - docker/scripts/*
       - dockerfiles/**/*
+      - more_scripts/*.{rb,py,sh}
 ```
 
 In the scenario above, if you are pushing multiple commits to GitLab to an
@@ -485,6 +486,7 @@ one of the commits contains changes to either:
 - The `Dockerfile` file.
 - Any of the files inside `docker/scripts/` directory.
 - Any of the files and subfolders inside `dockerfiles` directory.
+- Any of the files with `rb`, `py`, `sh` extensions inside `more_scripts` directory.
 
 CAUTION: **Warning:**
 There are some caveats when using this feature with new branches and tags. See
diff --git a/lib/gitlab/ci/build/policy/changes.rb b/lib/gitlab/ci/build/policy/changes.rb
index 7bf51519752..1663c875426 100644
--- a/lib/gitlab/ci/build/policy/changes.rb
+++ b/lib/gitlab/ci/build/policy/changes.rb
@@ -14,7 +14,7 @@ module Gitlab
 
             pipeline.modified_paths.any? do |path|
               @globs.any? do |glob|
-                File.fnmatch?(glob, path, File::FNM_PATHNAME | File::FNM_DOTMATCH)
+                File.fnmatch?(glob, path, File::FNM_PATHNAME | File::FNM_DOTMATCH | File::FNM_EXTGLOB)
               end
             end
           end
diff --git a/spec/lib/gitlab/ci/build/policy/changes_spec.rb b/spec/lib/gitlab/ci/build/policy/changes_spec.rb
index ab401108c84..523d00c1272 100644
--- a/spec/lib/gitlab/ci/build/policy/changes_spec.rb
+++ b/spec/lib/gitlab/ci/build/policy/changes_spec.rb
@@ -49,6 +49,12 @@ describe Gitlab::Ci::Build::Policy::Changes do
         expect(policy).to be_satisfied_by(pipeline, seed)
       end
 
+      it 'is satisfied by matching a pattern with a glob' do
+        policy = described_class.new(%w[some/**/*.{rb,txt}])
+
+        expect(policy).to be_satisfied_by(pipeline, seed)
+      end
+
       it 'is not satisfied when pattern does not match path' do
         policy = described_class.new(%w[some/*.rb])
 
@@ -61,6 +67,12 @@ describe Gitlab::Ci::Build::Policy::Changes do
         expect(policy).not_to be_satisfied_by(pipeline, seed)
       end
 
+      it 'is not satified when pattern with glob does not match' do
+        policy = described_class.new(%w[invalid/*.{md,rake}])
+
+        expect(policy).not_to be_satisfied_by(pipeline, seed)
+      end
+
       context 'when pipelines does not run for a branch update' do
         before do
           pipeline.before_sha = Gitlab::Git::BLANK_SHA