Explore IaaS delivery services that PAAs developers can use

Source: Internet
Author: User
Keywords Developer Iaas paas paas delivery service
In this article, you will learn which delivery service the PaaS can use and consider which level of multiple defenses to better protect the IaaS and prevent cloud abuse.

On a cloud island, PaaS developers often discuss different ways for developers to use IaaS virtual machines on blogs and IaaS network experts. One day, the developer cannot run and test an application. He complained that when he found out it was too late, the virtual machine capacity was not enough to deal with the sudden increase in the volume of large data, which is necessary to meet the growing compliance requirements.

The PaaS developer was not able to control the virtual machine, so he immediately notified the IaaS expert to ask him to increase the capacity of the virtual machine. The IaaS expert responds to the developer and adds the virtual machine capacity he needs. The expert apologizes for not setting a threshold policy and requires that the policy be set in place.

The IaaS expert initiated a network meeting for all developers. The agenda includes:

How

developers use IaaS to implement different services (in addition to testing) a threshold policy that can be negotiated with IaaS to establish a requirement policy capability IaaS provides Layer 4-7 cloud network Services

This article explores the IaaS vendor delivery services available to PAAs developers, detailing the available delivery services for PAAs, and considering which level of multiple defense mechanisms should be used to better protect the IaaS to prevent cloud abuse.

Layer 4-7 Cloud Network

Layer 4-7 Cloud Network Services is a way to increase the capacity of virtual machines, but such services are rarely seen in the 2012 IaaS market. Due to load balancing compatibility issues, many enterprises cannot reflect the Layer 4-7 services they use in private data centers (for public IaaS). If the application requires complex load balancing and proprietary firewalls, the enterprise will not be able to migrate.

Many IaaS vendors can sell Layer 4-7 Cloud network services, but these services are often limited and sometimes proprietary. The vendor is unable to provide sufficient load balancing capability.

Virtual Application Delivery Controllers (ADC) and WAN tuning controllers grew rapidly in 2013. Many organizations can leverage these controllers to replicate their layer 4-7 services in the cloud of the IaaS vendor. However, you may find that some IaaS vendors are often unwilling to provide you with Layer 4-7 services. Vendors offering Layer 4-7 services can provide many IaaS delivery services for PaaS developers.

Users of the cloud service model

In addition to IaaS experts, PaaS can also be used by SaaS users. Model users (independent or group users) can use the cloud:

get SaaS on demand. Build your application with SaaS. Use the IaaS virtual machine.

Get SaaS On Demand

When SaaS is on demand, SaaS end users have minimal control and the vendor has the most control.

end user Control whether they are individuals, businesses (small or medium) or government agencies, the only control that end users have is access to SaaS applications from the partition of a mobile device. Examples of SaaS applications include ship to port and departure schedules, customer relationship management, human resources, and spreadsheets.

End users communicate with each other with corporate-enabled social media tools, including PAAs developers who build SaaS applications on PAAs.

SaaS Vendor Control vendors can manage access control at least by limiting the number of authorized users, as described in user threshold policies, enabling users to access applications from mobile devices or virtual desktops at the same time. Vendors control the number of authorized users who have access to individual virtual desktop instances, as described in the virtual desktop thresholds. Vendors also control the operating systems, servers, and infrastructure needed to run SaaS.

Building SaaS with PaaS

When using PAAs to build SaaS, PAAs developers have more control, while vendors have less control.

developers control developers to control and protect all applications created with PaaS throughout the business cycle. For example, developers build, deploy, test, and run a custom ship to and from port management applications. Developers control applications migrated from the enterprise's internal data center. They can set user and virtual desktop threshold levels.

Developers use corporate-approved social media tools to communicate with SaaS end users, IaaS experts, other developers, and vendors.

PaaS Vendors control vendors to at least control the operating system, server, and network infrastructure needed to run SaaS applications, develop new enterprise applications, or test the scalability of existing applications in the cloud.

Vendors also control social media tools that can be downloaded to developer mobile devices. They set the level of resources, data requests, social media, and load balancing thresholds.

Using the IaaS virtual machine

IaaS infrastructure or network experts have the most control when using IaaS virtual machines.

Network expert control infrastructure or network experts: Controlling operating systems, network devices, and deployed applications at the virtual machine level can expand or shrink virtual machine servers or storage blocks using social media tools to communicate with other IaaS infrastructure experts, PaaS developers, and vendors

Infrastructure experts are able to set user, load Balancing, and virtual desktop threshold levels.

IaaS Vendor control provider can at least control the traditional computing resource infrastructure under the virtual machine and which mobile application is required to access IaaS. The supplier also controls the social media tools used in the cooperative environment. The vendor sets the level of user, resource, data request, social media, and load balancing thresholds.

Service delivery model for IaaS vendors

IaaS vendors provide IAAS infrastructure specialists or network experts with IaaS delivery services available to PaaS developers. These services include:

Disaster Recovery service Computing that is, service storage, Service data center, service virtual Desktop Infrastructure high input/output cloud burst test environment

The remainder of this section describes what the IaaS infrastructure specialist should accomplish and how the PaaS developer can use the service for each IaaS service.

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