From 4077b17a466a0ff206ab7ca9e1624691250c76d3 Mon Sep 17 00:00:00 2001
From: audibleblink <domain@me.com>
Date: Fri, 21 Aug 2020 14:46:32 -0400
Subject: [PATCH] check docker is running before all

---
 doxycannon.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/doxycannon.py b/doxycannon.py
index 6d0c579..810b25f 100755
--- a/doxycannon.py
+++ b/doxycannon.py
@@ -2,6 +2,7 @@
 import argparse
 import glob
 import os
+import sys
 import re
 from threading import Thread
 from queue import Queue
@@ -52,7 +53,11 @@
 backend doxycannon
 """
 
-doxy = docker.from_env()
+try: 
+    doxy = docker.from_env()
+except docker.errors.DockerException as err:
+    print("Unable to contact local Docker daemon. Is it running?")
+    sys.exit(1)
 
 
 def build(image_name, path='.'):