Add spn testing setup

spn/testing/simple/clientsim.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+cd "$( dirname "${BASH_SOURCE[0]}" )"
+
+realpath() {
+    path=`eval echo "$1"`
+    folder=$(dirname "$path")
+    echo $(cd "$folder"; pwd)/$(basename "$path"); 
+}
+
+if [[ ! -f "../../client" ]]; then
+  echo "please compile client.go in main directory (output: client)"
+  exit 1
+fi
+
+bin_path="$(realpath ../../client)"
+data_path="$(realpath ./testdata)"
+if [[ ! -d "$data_path" ]]; then
+  mkdir "$data_path"
+fi
+shared_path="$(realpath ./testdata/shared)"
+if [[ ! -d "$shared_path" ]]; then
+  mkdir "$shared_path"
+fi
+
+docker network ls | grep spn-simpletest-network >/dev/null 2>&1
+if [[ $? -ne 0 ]]; then
+  docker network create spn-simpletest-network --subnet 6.0.0.0/24
+fi
+
+docker run -ti --rm \
+--name spn-simpletest-clientsim \
+--network spn-simpletest-network \
+-v $bin_path:/opt/client:ro \
+-v $data_path/clientsim:/opt/data \
+-v $shared_path:/opt/shared \
+--entrypoint /opt/client \
+toolset.safing.network/dev \
+--data /opt/data \
+--bootstrap-file /opt/shared/bootstrap.dsd \
+--log trace $*