ci: move general build commands to their own section

The STRIP_CMD env var is used in several build scripts, not just by
dEQP.

Also, we want to have the rootfs destination directory created so it
also exists for builds that only move directory trees in there.

Signed-off-by: Andres Gomez <agomez@igalia.com>
Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6388>

.gitlab-ci.yml

@@ -408,7 +408,7 @@ arm64_test:
   extends:
     - .use-arm_test-base
   variables:
-    MESA_IMAGE_TAG: &arm64_test "2020-12-17-fdo-upstream-repo"
+    MESA_IMAGE_TAG: &arm64_test "2020-12-18-lava"
 
 .use-arm64_test:
   variables:
@@ -422,7 +422,7 @@ armhf_test:
   extends:
     - .use-arm_test-base
   variables:
-    MESA_IMAGE_TAG: &armhf_test "2020-12-17-fdo-upstream-repo"
+    MESA_IMAGE_TAG: &armhf_test "2020-12-18-lava"
 
 .use-armhf_test:
   variables:

.gitlab-ci/container/lava_build.sh

@@ -97,15 +97,19 @@ if [[ "$DEBIAN_ARCH" = "armhf" ]]; then
                        qtbase5-dev:armhf
 fi
 
-############### Build dEQP runner
 
+############### Building
+STRIP_CMD="${GCC_ARCH}-strip"
+mkdir -p /lava-files/rootfs-${DEBIAN_ARCH}
+
+
+############### Build dEQP runner
 . .gitlab-ci/build-deqp-runner.sh
 mkdir -p /lava-files/rootfs-${DEBIAN_ARCH}/usr/bin
 mv /usr/local/bin/deqp-runner /lava-files/rootfs-${DEBIAN_ARCH}/usr/bin/.
 
 
 ############### Build dEQP
-STRIP_CMD="${GCC_ARCH}-strip"
 DEQP_TARGET=surfaceless . .gitlab-ci/build-deqp.sh
 
 mv /deqp /lava-files/rootfs-${DEBIAN_ARCH}/.

.gitlab-ci/lava-gitlab-ci.yml

@@ -1,5 +1,5 @@
 variables:
-  DISTRIBUTION_TAG: "2020-12-17-fdo-upstream-repo"
+  DISTRIBUTION_TAG: "2020-12-18-lava"
 
 .kernel+rootfs:
   stage: container-2