Add user authentication checking to pg_isready.

 #!/bin/sh
 set -ex
 
+# POSTGRES_HOST
+# POSTGRES_USER
+# POSTGRES_DATABASE
+# PGPASSWORD
+
 check_pg() {
-	pg_isready -h "${POSTGRES_HOST}" -U "${POSTGRES_USER}" -p 5432
+	pg_isready -h "${POSTGRES_HOST}" -U "${POSTGRES_USER}"
+}
+
+check_auth() {
+	psql -h "${POSTGRES_HOST}" -U "${POSTGRES_USER}" "${POSTGRES_DATABASE}"
 }
 
-while ! check_pg; do
-	echo "Waiting for database" 1>&2
+loop() {
+	checker="$1"
+	message="$2"
+	while ! $checker; do
+		echo "$message" 1>&2
 		sleep 1
 		count=5
-	while [ $count -gt 0 ] && ! check_pg; do
+		while [ $count -gt 0 ] && ! $checker; do
 			count=$(($count - 1))
 			sleep 1
 		done
-done
+	done
+}
+
+loop check_pg "Waiting for database to be up"
+loop check_auth "Waiting for user+password to be active"

@@ -113,6 +113,8 @@ releases:
                 - name: postgresql-scripts
                   mountPath: /postgresql-scripts
               env:
+                - name: POSTGRES_DATABASE
+                  value: moqui
                 - name: POSTGRES_HOST
                   value: {{ .Values.name }}-moqui-postgresql
                 - name: POSTGRES_USER
@@ -120,6 +122,11 @@ releases:
                     secretKeyRef:
                       name: moqui.{{ .Values.name }}-moqui-postgresql.credentials.postgresql.acid.zalan.do
                       key: username
+                - name: PGPASSWORD
+                  valueFrom:
+                    secretKeyRef:
+                      name: moqui.{{ .Values.name }}-moqui-postgresql.credentials.postgresql.acid.zalan.do
+                      key: password
           {{- end }}
           {{- if .Values.elasticsearch.enabled }}
           - op: add