new(docker/driverloader): docker image to load the driver

Signed-off-by: Leonardo Grasso <me@leonardograsso.com>

docker/driverloader/Dockerfile

@@ -0,0 +1,14 @@
+ARG FALCO_VERSION=latest
+FROM falcosecurity/falco:${FALCO_VERSION}
+
+LABEL maintainer="cncf-falco-dev@lists.cncf.io"
+
+LABEL usage="docker run -i -t -v /dev:/host/dev -v /proc:/host/proc:ro -v /boot:/host/boot:ro -v /lib/modules:/host/lib/modules:ro -v /usr:/host/usr:ro --name NAME IMAGE"
+
+ENV FALCO_VERSION=${FALCO_VERSION}
+ENV HOST_ROOT /host
+ENV HOME /root
+
+COPY ./docker-entrypoint.sh /
+
+ENTRYPOINT ["/docker-entrypoint.sh"]

docker/driverloader/docker-entrypoint.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+#
+# Copyright (C) 2020 The Falco Authors.
+#
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# set -e
+
+
+echo "* Setting up /usr/src links from host"
+
+for i in "$HOST_ROOT/usr/src"/*
+do
+    base=$(basename "$i")
+    ln -s "$i" "/usr/src/$base"
+done
+
+/usr/bin/falco-driver-loader $1