trying to fix docker once again...

tools/codegen/core/gen_load_balancing_proto.sh

@@ -124,13 +124,10 @@ mv -v $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
 cat $COPYRIGHT_FILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h" > $TMPFILE
 mv -v $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h"
 
-ls -l $OUTPUT_DIR
-
 readonly MOUNTPOINT='/protos'
-docker run --rm=true -v ${HOST_GIT_ROOT}:$MOUNTPOINT -t grpc_clang_format \
-  ls -l $MOUNTPOINT
-#docker run --rm=true -v $OUTPUT_DIR:$MOUNTPOINT -t grpc_clang_format \
-#  clang-format-3.6 -style="{BasedOnStyle: Google, Language: Cpp}" \
-#    -i $MOUNTPOINT/load_balancer.pb.c $MOUNTPOINT/load_balancer.pb.h
+docker run --rm=true -v ${HOST_GIT_ROOT}/gens/src/proto/grpc/lb/v0:$MOUNTPOINT \
+        -t grpc_clang_format \
+        clang-format-3.6 -style="{BasedOnStyle: Google, Language: Cpp}" \
+        -i $MOUNTPOINT/load_balancer.pb.c $MOUNTPOINT/load_balancer.pb.h
 
 popd > /dev/null

tools/distrib/check_nanopb_output.sh

@@ -32,7 +32,7 @@ set -ex
 
 apt-get install -y autoconf automake libtool curl python-virtualenv
 
-readonly NANOPB_TMP_OUTPUT="${HOST_GIT_ROOT}/gens/src/proto/grpc/lb/v0"
+readonly NANOPB_TMP_OUTPUT="${LOCAL_GIT_ROOT}/gens/src/proto/grpc/lb/v0"
 readonly VENV_DIR=$(mktemp -d)
 # create a virtualenv for nanopb's compiler
 pushd $VENV_DIR

tools/jenkins/build_docker_and_run_tests.sh

@@ -60,6 +60,9 @@ docker build -t $DOCKER_IMAGE_NAME $DOCKERFILE_DIR
 # Choose random name for docker container
 CONTAINER_NAME="run_tests_$(uuidgen)"
 
+# Git root as seen by the docker instance
+docker_instance_git_root=/var/local/jenkins/grpc
+
 # Run tests inside docker
 docker run \
   -e "RUN_TESTS_COMMAND=$RUN_TESTS_COMMAND" \
@@ -69,9 +72,10 @@ docker run \
   -e XDG_CACHE_HOME=/tmp/xdg-cache-home \
   -e THIS_IS_REALLY_NEEDED='see https://github.com/docker/docker/issues/14203 for why docker is awful' \
   -e HOST_GIT_ROOT=$git_root \
+  -e LOCAL_GIT_ROOT=$docker_instance_git_root \
   -e "BUILD_ID=$BUILD_ID" \
   -i $TTY_FLAG \
-  -v "$git_root:/var/local/jenkins/grpc" \
+  -v "$git_root:$docker_instance_git_root" \
   -v /tmp/ccache:/tmp/ccache \
   -v /tmp/npm-cache:/tmp/npm-cache \
   -v /tmp/xdg-cache-home:/tmp/xdg-cache-home \