ensure correct revision for images

diff --git a/gitlab-ci-multi-runner.spec b/gitlab-ci-multi-runner.spec
index 09ee71231f9c29f12edeeb020a5276831815be7d..b80a60bc3175d31664b77539ec67d39070de33a2 100644 (file)
--- a/gitlab-ci-multi-runner.spec
+++ b/gitlab-ci-multi-runner.spec
@@ -51,6 +51,11 @@ EOF
 chmod a+rx docker
 
 %build
+# check that the revision is correct
+tar xvf out/docker/prebuilt.tar.gz repositories
+revision=$(sed -rne 's/.*"gitlab-runner-build":\{"([^"]+)":.*/\1/p' repositories)
+test "$revision" = %{revision}
+
 export GOPATH=$(pwd):$(pwd)/Godeps/_workspace
 export PATH=$(pwd):$PATH