MCLOUD-7190: Add ES 7.9 image to docker (#11)

Author: oshmyheliuk

images/elasticsearch/7.9/Dockerfile

@@ -0,0 +1,15 @@
+FROM docker.elastic.co/elasticsearch/elasticsearch:7.9.3
+
+RUN echo "xpack.security.enabled: false" >> /usr/share/elasticsearch/config/elasticsearch.yml
+RUN echo "discovery.type: single-node" >> /usr/share/elasticsearch/config/elasticsearch.yml
+RUN bin/elasticsearch-plugin install -b analysis-icu && \
+    bin/elasticsearch-plugin install -b analysis-phonetic
+
+ADD docker-healthcheck.sh /docker-healthcheck.sh
+ADD docker-entrypoint.sh /docker-entrypoint.sh
+
+HEALTHCHECK --retries=3 CMD ["bash", "/docker-healthcheck.sh"]
+
+ENTRYPOINT ["/docker-entrypoint.sh"]
+
+EXPOSE 9200 9300

images/elasticsearch/7.9/docker-entrypoint.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+set -eo pipefail
+
+if [[ -n "$ES_PLUGINS" ]]; then
+  echo "Intalling plugins: $ES_PLUGNS"
+  for PLUGIN in $ES_PLUGINS
+  do
+      ./bin/elasticsearch-plugin install -b "$PLUGIN"
+  done
+fi
+
+/bin/bash /usr/local/bin/docker-entrypoint.sh

images/elasticsearch/7.9/docker-healthcheck.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+set -eo pipefail
+
+if health="$(curl -fsSL "http://${ES_HOST:-elasticsearch}:${ES_PORT:-9200}/_cat/health?h=status")"; then
+  health="$(echo "$health" | sed -r 's/^[[:space:]]+|[[:space:]]+$//g')" # trim whitespace (otherwise we'll have "green ")
+  if [ "$health" = 'green' ] || [ "$health" = 'yellow' ]; then
+    exit 0
+  fi
+  echo >&2 "Unexpected health status: $health"
+fi
+
+exit 1

src/Command/Image/GenerateEs.php

@@ -49,6 +49,10 @@ class GenerateEs extends Command
             'real-version' => '7.7.1',
             'single-node' => true,
         ],
+        '7.9' => [
+            'real-version' => '7.9.3',
+            'single-node' => true,
+        ],
     ];
 
     /**