From ea48cd3182080ac07e553576fb3752600017657e Mon Sep 17 00:00:00 2001
From: Gene Liverman <gene.liverman+06301990@puppet.com>
Date: Wed, 27 Oct 2021 16:19:02 -0400
Subject: [PATCH] Update Dockerfile_local to rebuild faster

This makes it so that cached layers can be used when all that is
changing is VMPooler's code, and not its gems.
---
 docker/Dockerfile_local | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/docker/Dockerfile_local b/docker/Dockerfile_local
index c1b3f4e8e..fb9dcf27d 100644
--- a/docker/Dockerfile_local
+++ b/docker/Dockerfile_local
@@ -10,9 +10,6 @@
 
 FROM jruby:9.2-jdk
 
-COPY docker/docker-entrypoint.sh /usr/local/bin/
-COPY ./ ./
-
 ENV RACK_ENV=production
 
 RUN apt-get update -qq && \
@@ -21,9 +18,18 @@ RUN apt-get update -qq && \
     apt-get autoremove -y && \
     rm -rf /var/lib/apt/lists/*
 
+COPY docker/docker-entrypoint.sh /usr/local/bin/
+COPY ./Gemfile* ./
+COPY ./vmpooler.gemspec ./
+COPY ./lib/vmpooler/version.rb ./lib/vmpooler/version.rb
+
 RUN gem install bundler && \
-    bundle install && \
-    gem build vmpooler.gemspec && \
+    bundle config set --local jobs 3 && \
+    bundle install
+
+COPY ./ ./
+
+RUN gem build vmpooler.gemspec && \
     gem install vmpooler*.gem && \
     chmod +x /usr/local/bin/docker-entrypoint.sh