X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=scripts%2Fsystem-tests%2Fcheck-build-needs.sh;h=cf51ab2ace0df6a14443ad910c5a4fd642bea679;hb=09de7b538a903fe1a63e4e65c3c6cfef1a6f4d68;hp=162a7c47af1426a5f5a662749f71fe9b0d7272f4;hpb=b33f21f4806f3fbabd3f8d3837d627d5edb16bac;p=lttng-ci.git

diff --git a/scripts/system-tests/check-build-needs.sh b/scripts/system-tests/check-build-needs.sh
index 162a7c4..cf51ab2 100644
--- a/scripts/system-tests/check-build-needs.sh
+++ b/scripts/system-tests/check-build-needs.sh
@@ -27,15 +27,35 @@ if [ $? -ne 0 ]; then
   NEED_MODULES_BUILD=1
 fi
 
+$S3_COMMAND info "s3://$S3_STORAGE_KERNEL_IMAGE"
+if [ $? -ne 0 ]; then
+  NEED_KERNEL_BUILD=1
+  # We need to build the lttng modules if the kernel has changed.
+  NEED_MODULES_BUILD=1
+fi
+
 $SSH_COMMAND "$STORAGE_USER@$STORAGE_HOST" ls "$STORAGE_LTTNG_MODULES"
 if [ $? -ne 0 ]; then
   NEED_MODULES_BUILD=1
 fi
+
+$S3_COMMAND info "s3://$S3_STORAGE_LTTNG_MODULES"
+if [ $? -ne 0 ]; then
+  NEED_MODULES_BUILD=1
+fi
+
 set -e
 
 # We need to fetch the kernel source and lttng-modules to build either the
 # kernel or modules
 if [ $NEED_MODULES_BUILD -eq 1 ] || [ $NEED_KERNEL_BUILD -eq 1 ] ; then
+  mkdir -p "$LINUX_PATH"
+  pushd "$LINUX_PATH"
+  git init
+  git remote add origin "$KGITREPO"
+  git fetch --depth 1 origin "$KERNEL_COMMIT_ID"
+  git checkout FETCH_HEAD
+  popd
 
   cp src/lttng-ci/lava/kernel/vanilla/x86_64_server.config "$LINUX_PATH/.config"
   make --directory="$LINUX_PATH" olddefconfig