From 856e94aafa5a752f99fff667c5900970ec416211 Mon Sep 17 00:00:00 2001
From: Oleg Kalachev <okalachev@gmail.com>
Date: Wed, 26 May 2021 23:43:52 +0300
Subject: [PATCH] CI: add Docker authentication on image build

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 540ca632..af9ea7f8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,6 +20,9 @@ jobs:
         directories:
         - imgcache
       before_script:
+        - if [ -z "$DOCKER_USERNAME" ]
+            echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
+          fi
         - docker pull ${DOCKER}
 # Check if there are any cached images, copy them to our "images" directory
         - if [ -n "$(ls -A imgcache/*.zip)" ]; then mkdir -p images && cp imgcache/*.zip images; fi