Add commit hash as env variable to docker

.gitlab-ci.yml

@@ -5,7 +5,7 @@ stages:
 build:
   stage: build
   script:
-    - docker build . -t "cmc:latest"
+    - docker build --build-arg=COMMIT=$(git rev-parse --short HEAD) . -t "cmc:latest" 
 
 deploy_staging:
   stage: deploy

Dockerfile

@@ -32,6 +32,8 @@ ENV APACHE_LOG_DIR /var/log/apache2
 ENV APACHE_LOCK_DIR /var/lock/apache2
 ENV APACHE_PID_FILE /var/run/apache2.pid
 
+ENV COMMIT_SHA=${COMMIT}
+
 EXPOSE 80
 
 # Copy site into place.

app/views/layouts/default.ctp

@@ -172,7 +172,7 @@ endif;
 
 			</div>
 			<div id="footer">
-				Powered by CMC-Sales v<?= trim(exec('git log --pretty="%h" -n1 HEAD')); ?>
+				Powered by CMC-Sales <?= $_ENV["COMMIT_SHA"]; ?>
 			</div>
 		</div>