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authorDominic Lunanuova <dgl@research.att.com>2018-03-30 02:29:23 +0000
committerDominic Lunanuova <dgl@research.att.com>2018-04-04 16:57:29 +0000
commit50aafc5ef50a1280c9e85d12be3d24104258ae95 (patch)
tree7afe764576247941e036ed1af771dd9e1d07a8b6 /kubernetes/dmaap/charts/postgresql/templates/Notes.txt
parentb1f9efe112b56cec2e185d2e649af76726d3ed41 (diff)
Initial chart for dmaap - 2nd attempt
This should conform to new OOM standard helm structure. It starts a directory called dmaap which will hold all dmaap components. But for now it only has buscontroller. Once we get this working, we can add message-router. (see DMAAP-386) Patch 2 gets private postgresql working. I'd prefer to integreate with common postgresql from Tony in a future commit to avoid any immediate delivery timing dependency. Patch 3 corrects some port mapping from service to pod. Change-Id: Id9838d7ddb2ccccfc8b0e3f3b9e50f9b5672c484 Signed-off-by: Dominic Lunanuova <dgl@research.att.com> Issue-ID: DMAAP-117 Signed-off-by: Dominic Lunanuova <dgl@research.att.com>
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+# PostgreSQL can be accessed via port 5432 on the following DNS name from within your cluster:
+# {{ template "postgresql.fullname" . }}.{{ .Release.Namespace }}.svc.cluster.local
+#
+# To get your user password run:
+#
+# PGPASSWORD=$(kubectl get secret --namespace {{ .Values.global.nsPrefix }} {{ template "postgresql.fullname" . }} -o jsonpath="{.data.postgres-password}" | base64 --decode; echo)
+#
+# To connect to your database run the following command (using the env variable from above):
+#
+# kubectl run --namespace {{ .Values.global.nsPrefix }} {{ template "postgresql.fullname" . }}-client --restart=Never --rm --tty -i --image postgres \
+# --env "PGPASSWORD=$PGPASSWORD" \{{- if and (.Values.networkPolicy.enabled) (not .Values.networkPolicy.allowExternal) }}
+# --labels="{{ template "postgresql.fullname" . }}-client=true" \{{- end }}
+# --command -- psql -U {{ default "postgres" .Values.postgresUser }} \
+# -h {{ template "postgresql.fullname" . }} {{ default "postgres" .Values.postgresDatabase }}
+#
+# {{ if and (.Values.networkPolicy.enabled) (not .Values.networkPolicy.allowExternal) }}
+# Note: Since NetworkPolicy is enabled, only pods with label
+# {{ template "postgresql.fullname" . }}-client=true"
+# will be able to connect to this PostgreSQL cluster.
+# {{- end }}
+#
+# To connect to your database directly from outside the K8s cluster:
+# {{- if contains "NodePort" .Values.service.type }}
+# PGHOST=$(kubectl get nodes --namespace {{ .Values.global.nsPrefix }} -o jsonpath='{.items[0].status.addresses[0].address}')
+# PGPORT=$(kubectl get svc --namespace {{ .Values.global.nsPrefix }} {{ template "postgresql.fullname" . }} -o jsonpath='{.spec.ports[0].nodePort}')
+#
+# {{- else if contains "ClusterIP" .Values.service.type }}
+# PGHOST=127.0.0.1
+# PGPORT={{ default "5432" .Values.service.port }}
+#
+# # Execute the following commands to route the connection:
+# export POD_NAME=$(kubectl get pods --namespace {{ .Values.global.nsPrefix }} -l "app={{ template "postgresql.fullname" . }}" -o jsonpath="{.items[0].metadata.name}")
+# kubectl port-forward --namespace {{ .Values.global.nsPrefix }} $POD_NAME {{ default "5432" .Values.service.port }}:{{ default "5432" .Values.service.port }}
+#
+# {{- end }}