{
    "apiVersion": "v1",
    "kind": "Template",
    "labels": {
        "template": "mariadb-persistent-template"
    },
    "message": "The following service(s) have been created in your project: ${DATABASE_SERVICE_NAME}.\n\n       Username: ${MYSQL_USER}\n       Password: ${MYSQL_PASSWORD}\n  Database Name: ${MYSQL_DATABASE}\n Connection URL: mysql://${DATABASE_SERVICE_NAME}:3306/\n\nFor more information about using this template, including OpenShift considerations, see https://github.com/sclorg/mariadb-container/blob/master/10.2/root/usr/share/container-scripts/mysql/README.md.",
    "metadata": {
        "annotations": {
            "description": "MariaDB database service, with persistent storage. For more information about using this template, including OpenShift considerations, see https://github.com/sclorg/mariadb-container/blob/master/10.2/root/usr/share/container-scripts/mysql/README.md.\n\nNOTE: Scaling to more than one replica is not supported. You must have persistent volumes available in your cluster to use this template.",
            "iconClass": "icon-mariadb",
            "openshift.io/display-name": "MariaDB",
            "openshift.io/documentation-url": "https://github.com/sclorg/mariadb-container/blob/master/10.2/root/usr/share/container-scripts/mysql/README.md",
            "openshift.io/long-description": "This template provides a standalone MariaDB server with a database created.  The database is stored on persistent storage.  The database name, username, and password are chosen via parameters when provisioning this service.",
            "openshift.io/provider-display-name": "Red Hat, Inc.",
            "openshift.io/support-url": "https://access.redhat.com",
            "tags": "database,mariadb"
        },
        "name": "mariadb-persistent"
    },
    "objects": [
        {
            "apiVersion": "v1",
            "kind": "Secret",
            "metadata": {
                "annotations": {
                    "template.openshift.io/expose-database_name": "{.data['database-name']}",
                    "template.openshift.io/expose-password": "{.data['database-password']}",
                    "template.openshift.io/expose-root_password": "{.data['database-root-password']}",
                    "template.openshift.io/expose-username": "{.data['database-user']}"
                },
                "name": "${DATABASE_SERVICE_NAME}"
            },
            "stringData": {
                "database-name": "${MYSQL_DATABASE}",
                "database-password": "${MYSQL_PASSWORD}",
                "database-root-password": "${MYSQL_ROOT_PASSWORD}",
                "database-user": "${MYSQL_USER}"
            }
        },
        {
            "apiVersion": "v1",
            "kind": "Service",
            "metadata": {
                "annotations": {
                    "template.openshift.io/expose-uri": "mysql://{.spec.clusterIP}:{.spec.ports[?(.name==\"mariadb\")].port}"
                },
                "name": "${DATABASE_SERVICE_NAME}"
            },
            "spec": {
                "ports": [
                    {
                        "name": "mariadb",
                        "port": 3306
                    }
                ],
                "selector": {
                    "name": "${DATABASE_SERVICE_NAME}"
                }
            }
        },
        {
            "apiVersion": "v1",
            "kind": "PersistentVolumeClaim",
            "metadata": {
                "name": "${DATABASE_SERVICE_NAME}"
            },
            "spec": {
                "accessModes": [
                    "ReadWriteOnce"
                ],
                "resources": {
                    "requests": {
                        "storage": "${VOLUME_CAPACITY}"
                    }
                }
            }
        },
        {
            "apiVersion": "v1",
            "kind": "DeploymentConfig",
            "metadata": {
                "annotations": {
                    "template.alpha.openshift.io/wait-for-ready": "true"
                },
                "name": "${DATABASE_SERVICE_NAME}"
            },
            "spec": {
                "replicas": 1,
                "selector": {
                    "name": "${DATABASE_SERVICE_NAME}"
                },
                "strategy": {
                    "type": "Recreate"
                },
                "template": {
                    "metadata": {
                        "labels": {
                            "name": "${DATABASE_SERVICE_NAME}"
                        }
                    },
                    "spec": {
                        "containers": [
                            {
                                "env": [
                                    {
                                        "name": "MYSQL_USER",
                                        "valueFrom": {
                                            "secretKeyRef": {
                                                "key": "database-user",
                                                "name": "${DATABASE_SERVICE_NAME}"
                                            }
                                        }
                                    },
                                    {
                                        "name": "MYSQL_PASSWORD",
                                        "valueFrom": {
                                            "secretKeyRef": {
                                                "key": "database-password",
                                                "name": "${DATABASE_SERVICE_NAME}"
                                            }
                                        }
                                    },
                                    {
                                        "name": "MYSQL_ROOT_PASSWORD",
                                        "valueFrom": {
                                            "secretKeyRef": {
                                                "key": "database-root-password",
                                                "name": "${DATABASE_SERVICE_NAME}"
                                            }
                                        }
                                    },
                                    {
                                        "name": "MYSQL_DATABASE",
                                        "valueFrom": {
                                            "secretKeyRef": {
                                                "key": "database-name",
                                                "name": "${DATABASE_SERVICE_NAME}"
                                            }
                                        }
                                    }
                                ],
                                "image": " ",
                                "imagePullPolicy": "IfNotPresent",
                                "livenessProbe": {
                                    "initialDelaySeconds": 30,
                                    "tcpSocket": {
                                        "port": 3306
                                    },
                                    "timeoutSeconds": 1
                                },
                                "name": "mariadb",
                                "ports": [
                                    {
                                        "containerPort": 3306
                                    }
                                ],
                                "readinessProbe": {
                                    "exec": {
                                        "command": [
                                            "/bin/sh",
                                            "-i",
                                            "-c",
                                            "MYSQL_PWD=\"$MYSQL_PASSWORD\" mysql -h 127.0.0.1 -u $MYSQL_USER -D $MYSQL_DATABASE -e 'SELECT 1'"
                                        ]
                                    },
                                    "initialDelaySeconds": 5,
                                    "timeoutSeconds": 1
                                },
                                "resources": {
                                    "limits": {
                                        "memory": "${MEMORY_LIMIT}"
                                    }
                                },
                                "volumeMounts": [
                                    {
                                        "mountPath": "/var/lib/mysql/data",
                                        "name": "${DATABASE_SERVICE_NAME}-data"
                                    }
                                ]
                            }
                        ],
                        "volumes": [
                            {
                                "name": "${DATABASE_SERVICE_NAME}-data",
                                "persistentVolumeClaim": {
                                    "claimName": "${DATABASE_SERVICE_NAME}"
                                }
                            }
                        ]
                    }
                },
                "triggers": [
                    {
                        "imageChangeParams": {
                            "automatic": true,
                            "containerNames": [
                                "mariadb"
                            ],
                            "from": {
                                "kind": "ImageStreamTag",
                                "name": "mariadb:${MARIADB_VERSION}",
                                "namespace": "${NAMESPACE}"
                            }
                        },
                        "type": "ImageChange"
                    },
                    {
                        "type": "ConfigChange"
                    }
                ]
            }
        }
    ],
    "parameters": [
        {
            "description": "Maximum amount of memory the container can use.",
            "displayName": "Memory Limit",
            "name": "MEMORY_LIMIT",
            "required": true,
            "value": "512Mi"
        },
        {
            "description": "The OpenShift Namespace where the ImageStream resides.",
            "displayName": "Namespace",
            "name": "NAMESPACE",
            "value": "openshift"
        },
        {
            "description": "The name of the OpenShift Service exposed for the database.",
            "displayName": "Database Service Name",
            "name": "DATABASE_SERVICE_NAME",
            "required": true,
            "value": "mariadb"
        },
        {
            "description": "Username for MariaDB user that will be used for accessing the database.",
            "displayName": "MariaDB Connection Username",
            "from": "user[A-Z0-9]{3}",
            "generate": "expression",
            "name": "MYSQL_USER",
            "required": true
        },
        {
            "description": "Password for the MariaDB connection user.",
            "displayName": "MariaDB Connection Password",
            "from": "[a-zA-Z0-9]{16}",
            "generate": "expression",
            "name": "MYSQL_PASSWORD",
            "required": true
        },
        {
            "description": "Password for the MariaDB root user.",
            "displayName": "MariaDB root Password",
            "from": "[a-zA-Z0-9]{16}",
            "generate": "expression",
            "name": "MYSQL_ROOT_PASSWORD",
            "required": true
        },
        {
            "description": "Name of the MariaDB database accessed.",
            "displayName": "MariaDB Database Name",
            "name": "MYSQL_DATABASE",
            "required": true,
            "value": "sampledb"
        },
        {
            "description": "Version of MariaDB image to be used (10.1, 10.2 or latest).",
            "displayName": "Version of MariaDB Image",
            "name": "MARIADB_VERSION",
            "required": true,
            "value": "10.2"
        },
        {
            "description": "Volume space available for data, e.g. 512Mi, 2Gi.",
            "displayName": "Volume Capacity",
            "name": "VOLUME_CAPACITY",
            "required": true,
            "value": "1Gi"
        }
    ]
}