ArgoCD Setup
17a2891329
- Cluster PostgreSQL 3 instâncias com anti-affinity por hostname (hard) e por zona (soft) para spread entre datacenters Hetzner - Backup automático via Barman Cloud para Hetzner Object Storage (S3) - ScheduledBackup diário às 03:00 - App demo que valida conexão com o banco - setup.sh: instala operator, cria cluster, deploya demo - cleanup.sh: remoção limpa (backups S3 preservados)
64 lines
1.8 KiB
YAML
64 lines
1.8 KiB
YAML
apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: pg-demo
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namespace: cnpg
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: pg-demo
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template:
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metadata:
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labels:
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app: pg-demo
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spec:
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containers:
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- name: pg-demo
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image: postgres:17
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env:
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- name: PGHOST
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value: shared-postgres-rw
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- name: PGPORT
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value: "5432"
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- name: PGUSER
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value: app
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- name: PGDATABASE
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value: app
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- name: PGPASSWORD
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valueFrom:
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secretKeyRef:
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name: shared-postgres-superuser
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key: password
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command:
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- /bin/bash
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- -c
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- |
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echo "=== CNPG Demo App ==="
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echo "Connecting to $PGHOST:$PGPORT/$PGDATABASE as $PGUSER..."
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until pg_isready -h "$PGHOST" -p "$PGPORT" -U app -q; do
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echo "Waiting for PostgreSQL..."
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sleep 2
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done
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echo "Connected! Creating test table..."
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psql -c "
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CREATE TABLE IF NOT EXISTS visits (
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id SERIAL PRIMARY KEY,
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visited_at TIMESTAMP DEFAULT NOW(),
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source TEXT DEFAULT 'pg-demo'
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);
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"
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echo "Inserting visit..."
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psql -c "INSERT INTO visits (source) VALUES ('pg-demo');"
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echo ""
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echo "Recent visits:"
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psql -c "SELECT * FROM visits ORDER BY id DESC LIMIT 5;"
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echo ""
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echo "=== Keeping alive. Press Ctrl+C to stop. ==="
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echo "Connection is working! Check with: kubectl logs -f deployment/pg-demo -n cnpg"
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sleep infinity |