Homelabv4/apps/guacamole/manifests/db-init-schema-job.yaml

# Job to initialize Guacamole database schema
# This should run once after the PostgreSQL cluster is ready
apiVersion: batch/v1
kind: Job
metadata:
  name: guacamole-init-schema
  namespace: guacamole
spec:
  ttlSecondsAfterFinished: 300
  template:
    spec:
      restartPolicy: OnFailure
      initContainers:
        - name: wait-for-postgres
          image: postgres:16-alpine
          securityContext:
            runAsUser: 10000
            runAsGroup: 10000
            runAsNonRoot: true
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            capabilities:
              drop: ["ALL"]
          volumeMounts:
            - name: tmp
              mountPath: /tmp
          command:
            - sh
            - -c
            - |
              echo "Waiting for PostgreSQL to be ready..."
              until pg_isready -h pg-guacamole-rw -p 5432 -U guacamole; do
                echo "PostgreSQL not ready, waiting..."
                sleep 5
              done
              echo "PostgreSQL is ready!"
          env:
            - name: PGPASSWORD
              valueFrom:
                secretKeyRef:
                  name: pg-guacamole-app
                  key: password
        - name: generate-initdb
          image: guacamole/guacamole:1.6.0
          securityContext:
            runAsUser: 1000
            runAsGroup: 1000
            runAsNonRoot: true
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            capabilities:
              drop: ["ALL"]
          command:
            - sh
            - -c
            - |
              set -e
              /opt/guacamole/bin/initdb.sh --postgresql > /initdb/initdb.sql
              test -s /initdb/initdb.sql
          volumeMounts:
            - name: initdb
              mountPath: /initdb
      containers:
        - name: init-schema
          image: postgres:16-alpine
          securityContext:
            runAsUser: 10000
            runAsGroup: 10000
            runAsNonRoot: true
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            capabilities:
              drop: ["ALL"]
          command:
            - sh
            - -c
            - |
              set -e
              echo "Checking if schema already exists..."
              TABLES=$(PGPASSWORD="$PGPASSWORD" psql -h pg-guacamole-rw -U guacamole -d guacamole -tA -c "SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 'guacamole_user';" 2>/dev/null | tr -d '[:space:]' || printf '0')
              TABLES=${TABLES:-0}

              if [ "$TABLES" -gt "0" ]; then
                echo "Schema already exists."
              else
                echo "Initializing Guacamole database schema..."
                PGPASSWORD="$PGPASSWORD" psql -v ON_ERROR_STOP=1 -h pg-guacamole-rw -U guacamole -d guacamole -f /initdb/initdb.sql
                echo "Schema initialization complete!"
              fi

              echo "Setting up Authentik Admins group permissions..."
              PGPASSWORD="$PGPASSWORD" psql -v ON_ERROR_STOP=1 -h pg-guacamole-rw -U guacamole -d guacamole -f /schema/permissions.sql
              echo "Authentik Admins group permissions configured!"
          env:
            - name: PGPASSWORD
              valueFrom:
                secretKeyRef:
                  name: pg-guacamole-app
                  key: password
          volumeMounts:
            - name: initdb
              mountPath: /initdb
            - name: schema
              mountPath: /schema
            - name: tmp
              mountPath: /tmp
      volumes:
        - name: tmp
          emptyDir: {}
        - name: initdb
          emptyDir: {}
        - name: schema
          configMap:
            name: guacamole-schema