(postgresql) Add Helm test
- Add a Helm test for testing DDL and DML for Postgres Change-Id: Ib34ea48abf836ae52b909b30fdb8275d80a3c559
This commit is contained in:
Scott Hussey
Chris Wedgwood
parent
8fb2c7f07c
commit
43a93e2cbd
85
postgresql/templates/bin/_db_test.sh.tpl
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85
postgresql/templates/bin/_db_test.sh.tpl
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#!/bin/bash
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{{/*
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/}}
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set -ex
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trap cleanup EXIT SIGTERM SIGINT SIGKILL
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TEST_DATABASE_NAME="pg_helmtest_db"
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TEST_DATABASE_USER="pg_helmtest_user"
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TEST_DATABASE_PASSWORD=$RANDOM
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TEST_TABLE_NAME="pg_helmtest"
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function psql_cmd {
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DATABASE=$1
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DB_USER=$2
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export PGPASSWORD=$3
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DB_COMMAND=$4
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EXIT_ON_FAIL=${5:-1}
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psql \
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-h $DB_FQDN \
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-p $DB_PORT \
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-U $DB_USER \
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-d $DATABASE \
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-v "ON_ERROR_STOP=1" \
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--command="${DB_COMMAND}"
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RC=$?
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if [[ $RC -ne 0 ]]
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then
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echo 'FAIL!'
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if [[ $EXIT_ON_FAIL -eq 1 ]]
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then
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exit $RC
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fi
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fi
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return 0
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}
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function cleanup {
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echo 'Cleaning up the database...'
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "DROP DATABASE IF EXISTS ${TEST_DATABASE_NAME};" 0
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "DROP ROLE IF EXISTS ${TEST_DATABASE_USER};" 0
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echo 'Cleanup Finished.'
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}
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# Create db
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echo 'Testing database connectivity as admin user...'
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "SELECT 1 FROM pg_database;"
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echo 'Connectivity Test SUCCESS!'
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echo 'Testing creation of an application database...'
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "CREATE DATABASE ${TEST_DATABASE_NAME};"
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echo 'Database Creation Test SUCCESS!'
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echo 'Testing creation of an application user...'
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "CREATE ROLE ${TEST_DATABASE_USER} LOGIN PASSWORD '${TEST_DATABASE_PASSWORD}';"
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psql_cmd "postgres" ${DB_ADMIN_USER} ${ADMIN_PASSWORD} "GRANT ALL PRIVILEGES ON DATABASE ${TEST_DATABASE_NAME} to ${TEST_DATABASE_USER};"
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echo 'User Creation SUCCESS!'
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echo 'Testing creation of an application table...'
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psql_cmd ${TEST_DATABASE_NAME} ${TEST_DATABASE_USER} ${TEST_DATABASE_PASSWORD} "CREATE TABLE ${TEST_TABLE_NAME} (name text);"
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echo 'Table Creation SUCCESS!'
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echo 'Testing DML...'
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psql_cmd ${TEST_DATABASE_NAME} ${TEST_DATABASE_USER} ${TEST_DATABASE_PASSWORD} "INSERT INTO ${TEST_TABLE_NAME} (name) VALUES ('test.');"
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psql_cmd ${TEST_DATABASE_NAME} ${TEST_DATABASE_USER} ${TEST_DATABASE_PASSWORD} "SELECT * FROM ${TEST_TABLE_NAME};"
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psql_cmd ${TEST_DATABASE_NAME} ${TEST_DATABASE_USER} ${TEST_DATABASE_PASSWORD} "DELETE FROM ${TEST_TABLE_NAME};"
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echo 'DML Test SUCCESS!'
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exit 0
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@ -31,4 +31,6 @@ data:
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{{ tuple "bin/_start.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
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readiness.sh: |
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{{ tuple "bin/_readiness.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
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db_test.sh: |
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{{ tuple "bin/_db_test.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
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{{- end }}
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71
postgresql/templates/pod-test.yaml
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71
postgresql/templates/pod-test.yaml
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{{/*
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License. */}}
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{{- if .Values.manifests.test_basic }}
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{{- $dependencies := .Values.dependencies.static.tests }}
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{{- $serviceAccountName := print .Release.Name "-test" }}
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{{ tuple . $dependencies $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
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---
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apiVersion: v1
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kind: Pod
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metadata:
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name: "{{ .Release.Name }}-db-test"
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annotations:
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"helm.sh/hook": "test-success"
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spec:
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restartPolicy: Never
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serviceAccountName: {{ $serviceAccountName }}
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nodeSelector:
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{{ .Values.labels.test.node_selector_key }}: {{ .Values.labels.test.node_selector_value }}
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initContainers:
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{{ tuple . $dependencies list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 4 }}
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containers:
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- name: "{{ .Release.Name }}-db-test"
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env:
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- name: DB_FQDN
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valueFrom:
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secretKeyRef:
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name: {{ .Values.secrets.postgresql.admin }}
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key: DATABASE_HOST
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- name: DB_PORT
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valueFrom:
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secretKeyRef:
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name: {{ .Values.secrets.postgresql.admin }}
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key: DATABASE_PORT
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- name: DB_ADMIN_USER
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valueFrom:
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secretKeyRef:
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name: {{ .Values.secrets.postgresql.admin }}
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key: POSTGRES_USER
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- name: ADMIN_PASSWORD
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valueFrom:
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secretKeyRef:
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name: {{ .Values.secrets.postgresql.admin }}
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key: POSTGRES_PASSWORD
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image: {{ .Values.images.tags.postgresql }}
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imagePullPolicy: {{ .Values.images.pull_policy }}
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{{ tuple . .Values.pod.resources.test | include "helm-toolkit.snippets.kubernetes_resources" | indent 6 }}
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command: ["/tmp/db_test.sh"]
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volumeMounts:
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- name: postgresql-bin
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mountPath: /tmp/db_test.sh
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subPath: db_test.sh
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readOnly: true
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volumes:
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- name: postgresql-bin
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configMap:
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name: postgresql-bin
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defaultMode: 0555
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...
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{{- end }}
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@ -24,4 +24,7 @@ type: Opaque
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data:
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POSTGRES_USER: {{ .Values.endpoints.postgresql.auth.admin.username | b64enc }}
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POSTGRES_PASSWORD: {{ .Values.endpoints.postgresql.auth.admin.password | b64enc }}
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DATABASE_PORT: {{ tuple "postgresql" "internal" "postgresql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | b64enc }}
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DATABASE_HOST: |-
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{{ tuple "postgresql" "internal" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" | b64enc | indent 4 }}
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{{- end }}
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@ -53,6 +53,13 @@ pod:
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limits:
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memory: "1024Mi"
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cpu: "2000m"
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test:
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requests:
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memory: "128Mi"
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cpu: "100m"
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limits:
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memory: "1024Mi"
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cpu: "2000m"
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prometheus_postgresql_exporter:
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limits:
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memory: "1024Mi"
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@ -107,6 +114,9 @@ labels:
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server:
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node_selector_key: openstack-control-plane
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node_selector_value: enabled
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test:
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node_selectory_key: openstack-control-plane
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node_selector_value: enabled
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prometheus_postgresql_exporter:
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node_selector_key: openstack-control-plane
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node_selector_value: enabled
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@ -123,6 +133,10 @@ dependencies:
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static:
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postgresql:
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jobs: null
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tests:
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services:
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- endpoint: internal
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service: postgresql
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image_repo_sync:
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services:
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- endpoint: internal
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