Add docker clear log

docker-clear-log.sh

@@ -0,0 +1,14 @@
+#!/bin/bash -e
+
+if [[ -z $1 ]]; then
+    echo "No container specified"
+    exit 1
+fi
+
+if [[ "$(docker ps -aq -f name=^/${1}$ 2> /dev/null)" == "" ]]; then
+    echo "Container \"$1\" does not exist, exiting."
+    exit 1
+fi
+
+log=$(docker inspect -f '{{.LogPath}}' $1 2> /dev/null)
+truncate -s 0 $log