From fc3f5bddf3ed5bb2bec69b656db5121a46a4a701 Mon Sep 17 00:00:00 2001
From: Nandor Kracser <bonifaido@gmail.com>
Date: Fri, 23 Nov 2018 09:03:11 +0100
Subject: [PATCH] Add build_args support

---
 Dockerfile | 7 ++++++-
 plugin.sh  | 4 +++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 45002b7..72be060 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,7 @@
-FROM gcr.io/kaniko-project/executor:v0.6.0 AS kaniko
+# TODO use the original image, but currently this is a blocker:
+# https://github.com/GoogleContainerTools/kaniko/pull/459
+FROM banzaicloud/kaniko:latest AS kaniko
+# FROM gcr.io/kaniko-project/executor:v0.6.0 AS kaniko
 
 FROM alpine:3.8
 
@@ -10,6 +13,8 @@ ENV SSL_CERT_DIR=/kaniko/ssl/certs
 ENV DOCKER_CONFIG /kaniko/.docker/
 ENV DOCKER_CREDENTIAL_GCR_CONFIG /kaniko/.config/gcloud/docker_credential_gcr_config.json
 
+RUN apk add --update --no-cache jq
+
 # add the wrapper which acts as a drone plugin
 COPY plugin.sh /usr/bin/
 ENTRYPOINT [ "/usr/bin/plugin.sh" ]
diff --git a/plugin.sh b/plugin.sh
index c252e58..9611d22 100755
--- a/plugin.sh
+++ b/plugin.sh
@@ -20,8 +20,10 @@ DOCKERFILE=${PLUGIN_DOCKERFILE:-Dockerfile}
 DESTINATION=${PLUGIN_REPO}:${PLUGIN_TAGS:-latest}
 CONTEXT=${PLUGIN_CONTEXT:-$PWD}
 LOG=${PLUGIN_LOG:-info}
+BUILD_ARGS=`echo ${PLUGIN_BUILD_ARGS:-} | jq -r 'map("--build-arg " + .) | join(" ")'`
 
 /kaniko/executor -v ${LOG} \
     --context ${CONTEXT} \
     --dockerfile ${DOCKERFILE} \
-    --destination ${DESTINATION}
+    --destination ${DESTINATION} \
+    ${BUILD_ARGS}