From 9ae41827ee5e34ea81acbff4525346836715a86c Mon Sep 17 00:00:00 2001
From: Luke Schoen <ltfschoen@users.noreply.github.com>
Date: Thu, 9 Mar 2023 00:51:43 +1100
Subject: [PATCH] [docker] Use `BASH_SOURCE` to find project root, add
 `.dockerignore` (#13472)

---
 docker/build.sh                                  |  7 +++----
 docker/substrate_builder.Dockerfile.dockerignore | 11 +++++++++++
 2 files changed, 14 insertions(+), 4 deletions(-)
 create mode 100644 docker/substrate_builder.Dockerfile.dockerignore

diff --git a/docker/build.sh b/docker/build.sh
index f0a4560ff8fea..d4befd864e4e8 100755
--- a/docker/build.sh
+++ b/docker/build.sh
@@ -3,9 +3,8 @@ set -e
 
 pushd .
 
-# The following line ensure we run from the project root
-PROJECT_ROOT=`git rev-parse --show-toplevel`
-cd $PROJECT_ROOT
+# Change to the project root and supports calls from symlinks
+cd $(dirname "$(dirname "$(realpath "${BASH_SOURCE[0]}")")")
 
 # Find the current version from Cargo.toml
 VERSION=`grep "^version" ./bin/node/cli/Cargo.toml | egrep -o "([0-9\.]+)"`
@@ -14,7 +13,7 @@ GITREPO=substrate
 
 # Build the image
 echo "Building ${GITUSER}/${GITREPO}:latest docker image, hang on!"
-time docker build -f ./docker/substrate_builder.Dockerfile -t ${GITUSER}/${GITREPO}:latest .
+time DOCKER_BUILDKIT=1 docker build -f ./docker/substrate_builder.Dockerfile -t ${GITUSER}/${GITREPO}:latest .
 docker tag ${GITUSER}/${GITREPO}:latest ${GITUSER}/${GITREPO}:v${VERSION}
 
 # Show the list of available images for this repo
diff --git a/docker/substrate_builder.Dockerfile.dockerignore b/docker/substrate_builder.Dockerfile.dockerignore
new file mode 100644
index 0000000000000..dccfeb651ad8d
--- /dev/null
+++ b/docker/substrate_builder.Dockerfile.dockerignore
@@ -0,0 +1,11 @@
+doc
+**target*
+.idea/
+.git/
+.github/
+Dockerfile
+.dockerignore
+.local
+.env*
+HEADER-GPL3
+LICENSE-GPL3