From f956c3543f7ec0b0f91f1fb4b057f296ed8028ea Mon Sep 17 00:00:00 2001
From: Chevdor <chevdor@users.noreply.github.com>
Date: Mon, 28 Mar 2022 09:50:29 +0200
Subject: [PATCH] Fix build script for the builder image (#5189)

fix #4743
---
 polkadot/scripts/dockerfiles/polkadot/build.sh | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/polkadot/scripts/dockerfiles/polkadot/build.sh b/polkadot/scripts/dockerfiles/polkadot/build.sh
index cf100bedbfa..c32c20d9cea 100755
--- a/polkadot/scripts/dockerfiles/polkadot/build.sh
+++ b/polkadot/scripts/dockerfiles/polkadot/build.sh
@@ -8,17 +8,20 @@ PROJECT_ROOT=`git rev-parse --show-toplevel`
 cd $PROJECT_ROOT
 
 # Find the current version from Cargo.toml
-VERSION=`grep "^version" ./cli/Cargo.toml | egrep -o "([0-9\.]+)"`
+VERSION=`grep "^version" ./cli/Cargo.toml | egrep -o "([0-9\.]+-?[0-9]+)"`
 GITUSER=parity
 GITREPO=polkadot
 
 # Build the image
 echo "Building ${GITUSER}/${GITREPO}:latest docker image, hang on!"
-time docker build -f ./scripts/dockerfiles/polkadot/polkadot_builder.Dockerfile -t ${GITUSER}/${GITREPO}:latest .
-docker tag ${GITUSER}/${GITREPO}:latest ${GITUSER}/${GITREPO}:v${VERSION}
+time docker build \
+    -f ./scripts/dockerfiles/polkadot/polkadot_builder.Dockerfile \
+    -t ${GITUSER}/${GITREPO}:latest \
+    -t ${GITUSER}/${GITREPO}:v${VERSION} \
+    .
 
 # Show the list of available images for this repo
-echo "Image is ready"
+echo "Your Docker image for $GITUSER/$GITREPO is ready"
 docker images | grep ${GITREPO}
 
 popd
-- 
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