Merge branch '25680-CI_ENVIRONMENT_URL' into 'master'

Add `$CI_ENVIRONMENT_URL` as a job variable

Closes #25680

See merge request !11695

1 files changed, 24 insertions, 3 deletions

diff --git a/app/models/ci/build.rb b/app/models/ci/build.rb
index 58dfdd87652..3bcc8be5cae 100644
--- a/app/models/ci/build.rb
+++ b/app/models/ci/build.rb
@@ -138,6 +138,17 @@ module Ci
       ExpandVariables.expand(environment, simple_variables) if environment
     end
 
+    def environment_url
+      return @environment_url if defined?(@environment_url)
+
+      @environment_url =
+        if unexpanded_url = options&.dig(:environment, :url)
+          ExpandVariables.expand(unexpanded_url, simple_variables)
+        else
+          persisted_environment&.external_url
+        end
+    end
+
     def has_environment?
       environment.present?
     end
@@ -198,9 +209,7 @@ module Ci
 
     # All variables, including those dependent on other variables
     def variables
-      variables = simple_variables
-      variables += persisted_environment.predefined_variables if persisted_environment.present?
-      variables
+      simple_variables.concat(persisted_environment_variables)
     end
 
     def merge_request
@@ -462,6 +471,18 @@ module Ci
       variables.concat(legacy_variables)
     end
 
+    def persisted_environment_variables
+      return [] unless persisted_environment
+
+      variables = persisted_environment.predefined_variables
+
+      if url = environment_url
+        variables << { key: 'CI_ENVIRONMENT_URL', value: url, public: true }
+      end
+
+      variables
+    end
+
     def legacy_variables
       variables = [
         { key: 'CI_BUILD_ID', value: id.to_s, public: true },