concat string

.gitlab-ci.yml

@@ -31,7 +31,8 @@ stages:
     - cd mellon/${CI_COMMIT_REF_NAME}
     - kubectl get -n cbio-on-demand${NAMESPACE} configmaps cert || kubectl -n cbio-on-demand${NAMESPACE} create configmap cert --from-file=http_cbiood_${CI_COMMIT_REF_NAME}.edirex.ics.muni.cz.cert
     - kubectl get -n cbio-on-demand${NAMESPACE} configmaps xml || kubectl -n cbio-on-demand${NAMESPACE} create configmap xml --from-file=http_cbiood_${CI_COMMIT_REF_NAME}.edirex.ics.muni.cz.xml
-    - echo ${${CI_COMMIT_REF_NAME}_KEY} >> key.key
+    - export foo="${CI_COMMIT_REF_NAME}_KEY"
+    - echo ${foo} >> key.key
     - kubectl get -n cbio-on-demand${NAMESPACE} secrets key || kubectl -n cbio-on-demand${NAMESPACE} create secret generic key --from-file=key.key
 
 .cbio-db-build-template: &cbio-db-build-template