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add host info to connection docs (#1319)

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Felix Kunde 2021-01-19 10:47:32 +01:00 committed by GitHub
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@ -71,26 +71,26 @@ kubectl describe postgresql acid-minimal-cluster
## Connect to PostgreSQL ## Connect to PostgreSQL
With a `port-forward` on one of the database pods (e.g. the master) you can With a `port-forward` on one of the database pods (e.g. the master) you can
connect to the PostgreSQL database. Use labels to filter for the master pod of connect to the PostgreSQL database from your machine. Use labels to filter for
our test cluster. the master pod of our test cluster.
```bash ```bash
# get name of master pod of acid-minimal-cluster # get name of master pod of acid-minimal-cluster
export PGMASTER=$(kubectl get pods -o jsonpath={.items..metadata.name} -l application=spilo,cluster-name=acid-minimal-cluster,spilo-role=master) export PGMASTER=$(kubectl get pods -o jsonpath={.items..metadata.name} -l application=spilo,cluster-name=acid-minimal-cluster,spilo-role=master -n default)
# set up port forward # set up port forward
kubectl port-forward $PGMASTER 6432:5432 kubectl port-forward $PGMASTER 6432:5432 -n default
``` ```
Open another CLI and connect to the database. Use the generated secret of the Open another CLI and connect to the database using e.g. the psql client.
`postgres` robot user to connect to our `acid-minimal-cluster` master running When connecting with the `postgres` user read its password from the K8s secret
in Minikube. As non-encrypted connections are rejected by default set the SSL which was generated when creating the `acid-minimal-cluster`. As non-encrypted
mode to require: connections are rejected by default set the SSL mode to `require`:
```bash ```bash
export PGPASSWORD=$(kubectl get secret postgres.acid-minimal-cluster.credentials -o 'jsonpath={.data.password}' | base64 -d) export PGPASSWORD=$(kubectl get secret postgres.acid-minimal-cluster.credentials -o 'jsonpath={.data.password}' | base64 -d)
export PGSSLMODE=require export PGSSLMODE=require
psql -U postgres -p 6432 psql -U postgres -h localhost -p 6432
``` ```
## Defining database roles in the operator ## Defining database roles in the operator