[meta] upgrade test

apm-server/examples/upgrade/Makefile

@@ -0,0 +1,15 @@
+default: test
+
+include ../../../helpers/examples.mk
+
+CHART := apm-server
+RELEASE := helm-apm-server-upgrade
+FROM := 7.6.0	# 7.6.0 is the first release for apm-server
+
+install:
+	../../../helpers/upgrade.sh --chart $(CHART) --release $(RELEASE) --from $(FROM)
+
+test: install goss
+
+purge:
+	helm del $(RELEASE)

apm-server/examples/upgrade/README.md

@@ -0,0 +1,21 @@
+# Upgrade
+
+This example will deploy APM Server chart using an old chart version,
+then upgrade it.
+
+
+## Usage
+
+* Add the Elastic Helm charts repo: `helm repo add elastic https://helm.elastic.co`
+
+* Deploy [Elasticsearch Helm chart][]: `helm install elasticsearch elastic/elasticsearch`
+
+* Deploy and upgrade APM Server chart with the default values: `make install`
+
+
+## Testing
+
+You can also run [goss integration tests][] using `make test`.
+
+
+[goss integration tests]: https://github.com/elastic/helm-charts/tree/master/apm-server/examples/upgrade/test/goss.yaml

apm-server/examples/upgrade/test/goss.yaml

@@ -0,0 +1,6 @@
+http:
+  http://localhost:8200?pretty:
+    status: 200
+    timeout: 2000
+    body:
+      - "8.0.0"

apm-server/examples/upgrade/values.yaml

@@ -0,0 +1,12 @@
+---
+apmConfig:
+  apm-server.yml: |
+    apm-server:
+      host: "0.0.0.0:8200"
+
+    queue: {}
+    output.file:
+      enabled: false
+
+    output.elasticsearch:
+      hosts: ["http://upgrade-master:9200"]

elasticsearch/examples/upgrade/Makefile

@@ -0,0 +1,16 @@
+default: test
+
+include ../../../helpers/examples.mk
+
+CHART := elasticsearch
+RELEASE := helm-es-upgrade
+FROM := 7.4.0	# versions before 7.4.O aren't compatible with Kubernetes >= 1.16.0
+TO := 7.10.0	# upgrade from 7.x to 8.0.0-SNAPSHOT currently doesn't work
+
+install:
+	../../../helpers/upgrade.sh --chart $(CHART) --release $(RELEASE) --from $(FROM) --to $(TO)
+
+test: install goss
+
+purge:
+	helm del $(RELEASE)

elasticsearch/examples/upgrade/README.md

@@ -0,0 +1,17 @@
+# Upgrade
+
+This example will deploy a 3 node Elasticsearch cluster chart using an old chart
+version, then upgrade it.
+
+
+## Usage
+
+* Deploy and upgrade Elasticsearch chart with the default values: `make install`
+
+
+## Testing
+
+You can also run [goss integration tests][] using `make test`.
+
+
+[goss integration tests]: https://github.com/elastic/helm-charts/tree/master/elasticsearch/examples/upgrade/test/goss.yaml

elasticsearch/examples/upgrade/test/goss.yaml

@@ -0,0 +1,17 @@
+http:
+  http://localhost:9200/_cluster/health:
+    status: 200
+    timeout: 2000
+    body:
+      - 'green'
+      - '"number_of_nodes":3'
+      - '"number_of_data_nodes":3'
+
+  http://localhost:9200:
+    status: 200
+    timeout: 2000
+    body:
+      - '"number" : "7.10.0"'
+      - '"cluster_name" : "upgrade"'
+      - '"name" : "upgrade-master-0"'
+      - 'You Know, for Search'

elasticsearch/examples/upgrade/values.yaml

@@ -0,0 +1,2 @@
+---
+clusterName: upgrade

filebeat/examples/upgrade/Makefile

@@ -0,0 +1,15 @@
+default: test
+
+include ../../../helpers/examples.mk
+
+CHART := filebeat
+RELEASE := helm-filebeat-upgrade
+FROM := 7.9.0 # registry file version 1 not supported error with previous version
+
+install:
+	../../../helpers/upgrade.sh --chart $(CHART) --release $(RELEASE) --from $(FROM)
+
+test: install goss
+
+purge:
+	helm del $(RELEASE)

filebeat/examples/upgrade/README.md

@@ -0,0 +1,21 @@
+# Upgrade
+
+This example will deploy Filebeat chart using an old chart version,
+then upgrade it.
+
+
+## Usage
+
+* Add the Elastic Helm charts repo: `helm repo add elastic https://helm.elastic.co`
+
+* Deploy [Elasticsearch Helm chart][]: `helm install elasticsearch elastic/elasticsearch`
+
+* Deploy and upgrade Filebeat chart with the default values: `make install`
+
+
+## Testing
+
+You can also run [goss integration tests][] using `make test`.
+
+
+[goss integration tests]: https://github.com/elastic/helm-charts/tree/master/filebeat/examples/upgrade/test/goss.yaml

filebeat/examples/upgrade/test/goss.yaml

@@ -0,0 +1,45 @@
+port:
+  tcp:5066:
+    listening: true
+    ip:
+      - "127.0.0.1"
+
+mount:
+  /usr/share/filebeat/data:
+    exists: true
+  /run/docker.sock:
+    exists: true
+  /var/lib/docker/containers:
+    exists: true
+    opts:
+      - ro
+  /usr/share/filebeat/filebeat.yml:
+    exists: true
+    opts:
+      - ro
+
+user:
+  filebeat:
+    exists: true
+    uid: 1000
+    gid: 1000
+
+http:
+  http://upgrade-master:9200/_cat/indices:
+    status: 200
+    timeout: 2000
+    body:
+      - "filebeat-8.0.0"
+
+file:
+  /usr/share/filebeat/filebeat.yml:
+    exists: true
+    contains:
+      - "add_kubernetes_metadata"
+      - "output.elasticsearch"
+
+command:
+  cd /usr/share/filebeat && filebeat test output:
+    exit-status: 0
+    stdout:
+      - "elasticsearch: http://upgrade-master:9200"

filebeat/examples/upgrade/values.yaml

@@ -0,0 +1,4 @@
+---
+extraEnvs:
+  - name: ELASTICSEARCH_HOSTS
+    value: upgrade-master:9200

helpers/matrix.yml

@@ -11,28 +11,34 @@ ES_SUITE:
   - multi
   - oss
   - security
+  - upgrade
 KIBANA_SUITE:
   - default
   - oss
   - security
+  - upgrade
 FILEBEAT_SUITE:
   - default
   - oss
   - security
+  - upgrade
 METRICBEAT_SUITE:
   - default
   - oss
   - security
+  #- upgrade TODO: uncomment after 7.10.0 release
 LOGSTASH_SUITE:
   - default
   - oss
   - elasticsearch
   - security
+  - upgrade
 APM_SERVER_SUITE:
   - default
   - oss
   - security
+  - upgrade
 KUBERNETES_VERSION:
-  - '1.15'
-  - '1.16'
-  - '1.17'
+  - "1.15"
+  - "1.16"
+  - "1.17"

helpers/upgrade.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+#
+# upgrade.sh deploy some Helm chart to a specific released version,
+# then upgrade it.
+#
+# An optional version can be specified for Docker image tag to use for upgrade.
+# This is required for master branch because upgrade from Elasticsearch 7.X
+# to 8.0.0-SNAPSHOT doesn't work.
+#
+set -euo pipefail
+
+TO=""
+
+usage() {
+  cat <<-EOF
+	USAGE:
+	  $0 --chart <chart-name> --release <release-name> --from <version> [--to <docker-image-version>]
+	  $0 --help
+
+	OPTIONS:
+    --chart <chart-name>
+      Name of the Elastic Helm chart to install (ie: elasticsearch)
+	  --release <release-name>
+	    Name of the Helm release to install (ie: helm-upgrade-elasticsearch)
+	  --from <version>
+	    Version to use for first install (ie: 7.7.0)
+    --to <docker-image-version>
+      Version of the Docker images to use for upgrade (ie: 7.10.0)
+	EOF
+  exit 1
+}
+
+while [[ $# -gt 0 ]]
+do
+  key="$1"
+
+  case $key in
+    --help)
+      usage
+    ;;
+    --chart)
+      CHART="$2"
+      shift 2
+    ;;
+    --release)
+      RELEASE="$2"
+      shift 2
+    ;;
+    --from)
+      FROM="$2"
+      shift 2
+    ;;
+    --to)
+      TO="--set imageTag=$2"
+      shift 2
+    ;;
+    *)
+      log "Unrecognized argument: '$key'"
+      usage
+    ;;
+  esac
+done
+
+helm repo add elastic https://helm.elastic.co
+
+# Initial install
+printf "Installing %s %s\n" "$RELEASE" "$FROM"
+helm upgrade --wait --timeout=1200s --install --version "$FROM" --values values.yaml "$RELEASE" elastic/"$CHART"
+
+# Upgrade
+printf "Upgrading %s\n" "$RELEASE"
+# shellcheck disable=SC2086
+helm upgrade --wait --timeout=1200s --install --set terminationGracePeriod=121 $TO --values values.yaml "$RELEASE" ../../

kibana/examples/upgrade/Makefile

@@ -0,0 +1,16 @@
+default: test
+
+include ../../../helpers/examples.mk
+
+CHART := kibana
+RELEASE := helm-kibana-upgrade
+FROM := 7.4.0	# versions before 7.4.O aren't compatible with Kubernetes >= 1.16.0
+TO := 7.10.0	# required to use with Elasticsearch 7.10.0
+
+install:
+	../../../helpers/upgrade.sh --chart $(CHART) --release $(RELEASE) --from $(FROM) --to $(TO)
+
+test: install goss
+
+purge:
+	helm del $(RELEASE)

kibana/examples/upgrade/README.md

@@ -0,0 +1,21 @@
+# Upgrade
+
+This example will deploy Kibana chart using an old chart version,
+then upgrade it.
+
+
+## Usage
+
+* Add the Elastic Helm charts repo: `helm repo add elastic https://helm.elastic.co`
+
+* Deploy [Elasticsearch Helm chart][]: `helm install elasticsearch elastic/elasticsearch`
+
+* Deploy and upgrade Kibana chart with the default values: `make install`
+
+
+## Testing
+
+You can also run [goss integration tests][] using `make test`.
+
+
+[goss integration tests]: https://github.com/elastic/helm-charts/tree/master/kibana/examples/upgrade/test/goss.yaml

kibana/examples/upgrade/test/goss.yaml

@@ -0,0 +1,14 @@
+http:
+  http://localhost:5601/api/status:
+    status: 200
+    timeout: 2000
+    body:
+      - '"number":"7.10.0"'
+
+  http://localhost:5601/app/kibana:
+    status: 200
+    timeout: 2000
+
+  http://helm-kibana-upgrade-kibana:5601/app/kibana:
+    status: 200
+    timeout: 2000

kibana/examples/upgrade/values.yaml

@@ -0,0 +1,2 @@
+---
+elasticsearchHosts: "http://upgrade-master:9200"

logstash/examples/upgrade/Makefile

@@ -0,0 +1,15 @@
+default: test
+
+include ../../../helpers/examples.mk
+
+CHART := logstash
+RELEASE := helm-logstash-upgrade
+FROM := 7.9.0	# upgrade from version < 7.9.0 is failing due to headless service breaking change
+
+install:
+	../../../helpers/upgrade.sh --chart $(CHART) --release $(RELEASE) --from $(FROM)
+
+test: install goss
+
+purge:
+	helm del $(RELEASE)