Resolve the gem building errors before docker creation (opensearch-project#43)

* Add new docker building scripts for logstash

Signed-off-by: Peter Zhu <[email protected]>

* Move build related vars to the top

Signed-off-by: Peter Zhu <[email protected]>

* Tweak and improve the docker script comments

Signed-off-by: Peter Zhu <[email protected]>

* Resolve gem building incorrectly due to move of spec files

Signed-off-by: Peter Zhu <[email protected]>

Author: peterzhuamazon

release/docker/build-docker-multi-arch.sh

@@ -3,8 +3,9 @@
 # Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # SPDX-License-Identifier: Apache-2.0
 
-# This is intended to be run the plugin's root directory. `dockerfiles/run.sh`
-# Ensure you have Docker and docker-compose installed locally
+# This is intended to be run the plugin's root directory. `release/docker`
+# Ensure you have Docker Desktop installed as buildx only support Docker Desktop on macOS and Windows
+
 set -e
 
 # Variables

release/docker/build-plugin.sh

@@ -12,13 +12,17 @@
 # Ensure you have Docker installed locally and set the VERSION and BUILD_DATE environment variable.
 set -e
 
+CURR_DIR=`dirname $(realpath $0)`; cd $CURR_DIR
+GIT_ROOT=`git rev-parse --show-toplevel`
+
 echo 'Clear previous gem'
 echo -n "Remove "; rm -rfv logstash-output-opensearch*.gem
 
 echo 'Copy gemspec'
-trap '{ echo -n "Remove "; rm -rfv logstash-output-opensearch.gemspec; }' INT TERM EXIT
-cp -v ../../logstash-output-opensearch.gemspec .
+cd $GIT_ROOT # We need to build the gem in root of this repo so .gemspec file contained locations are resolving correctly
 
 echo 'Building plugin gem'
 gem build logstash-output-opensearch.gemspec
 
+echo 'Move Gem Location'
+mv -v logstash-output-opensearch*.gem $CURR_DIR