[test] add files to create docker image

1 files changed, 18 insertions, 0 deletions

diff --git a/scripts/docker/helper/get-container-ip.sh b/scripts/docker/helper/get-container-ip.sh
new file mode 100755
index 00000000..2b392350
--- /dev/null
+++ b/scripts/docker/helper/get-container-ip.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# Print the IP of a container to stdout, given its id. Check the output for
+# the `docker inspect` commmand for more details:
+#
+#   https://docs.docker.com/engine/reference/commandline/inspect/
+
+if [ ${#} -ne 1 ]; then
+  echo "Usage: ${0} container_id"
+  exit 1
+fi
+
+container_id=${1}
+
+/usr/bin/docker \
+  inspect \
+  --format='{{.NetworkSettings.IPAddress}}' \
+  ${container_id}