@vmngr/libvirt/lib/domain-builder.ts

Libvirt bindings for Node.js®

/**
 * Copyright 2019 Leon Rinkel <leon@rinkel.me> and vmngr/libvirt contributers.
 *
 * This file is part of the vmngr/libvirt project and is subject to the MIT
 * license as in the LICENSE file in the project root.
 *
 * @brief Contains a builder class to construct domain descriptions.
 */

import {
    DomainDesc,
    DomainDiskDesc,
    DomainInterfaceDesc,
    DomainGraphicsDesc,
} from "./domain-desc";

export class DomainBuilder {

    private domainDesc: DomainDesc = { };

    fromTemplate(templateDesc: DomainDesc): DomainBuilder {
        this.domainDesc = templateDesc;
        return this;
    }

    setName(name: string): DomainBuilder {
        this.domainDesc.name = name;
        return this;
    }

    setUUID(uuid: string): DomainBuilder {
        this.domainDesc.uuid = uuid;
        return this;
    }

    addDisk(diskDesc: DomainDiskDesc): DomainBuilder {
        if (!this.domainDesc.devices) this.domainDesc.devices = [ ];
        this.domainDesc.devices.push({ type: "disk", disk: diskDesc });
        return this;
    }

    removeDisks(): DomainBuilder {
        if (this.domainDesc.devices) {
            this.domainDesc.devices = this.domainDesc.devices
                .filter((device) => device.type !== "disk");
        }
        return this;
    }

    addInterface(interfaceDesc: DomainInterfaceDesc): DomainBuilder {
        if (!this.domainDesc.devices) this.domainDesc.devices = [ ];
        this.domainDesc.devices.push({
            type: "interface", interface: interfaceDesc });
        return this;
    }

    removeInterfaces(): DomainBuilder {
        if (this.domainDesc.devices) {
            this.domainDesc.devices = this.domainDesc.devices
                .filter((device) => device.type !== "interface");
        }
        return this;
    }

    addGraphics(graphicsDesc: DomainGraphicsDesc): DomainBuilder {
        if (!this.domainDesc.devices) this.domainDesc.devices = [ ];
        this.domainDesc.devices.push({
            type: "graphics", graphics: graphicsDesc });
        return this;
    }

    removeGraphics(): DomainBuilder {
        if (this.domainDesc.devices) {
            this.domainDesc.devices = this.domainDesc.devices
                .filter((device) => device.type !== "graphics");
        }
        return this;
    }

    build = (): DomainDesc => this.domainDesc;

}