slavkap 2b075ed39e
Storage-based Snapshots for KVM VMs (#3724)
* VM snapshots of running KVM instance using storage providers plugins for disk snapshots

Added new virtual machine snapshot strategy which is using storage providers plugins to take/revert/delete snapshots.
You can take VM snapshot without VM memory on KVM instance, using storage providers implementations for disk snapshots.
Also revert and delete is added as functionality. Added Thaw/Freeze command for KVM instance.
The snapshots will be consistent, because we freeze the VM during the snapshotting. Backup to secondary storage is executed after
thaw of the VM and if it is enabled in global settings.

* Removed duplicated functionality

Set few methods in DefaultVMSnapshotStrategy to protected to reuse them
without duplicating the code. Remove code that is actualy not needed

* Added requirements in global setting kvm.vmstoragesnapshot.enabled

Added more information in kvm.vmstoragesnapshot.enabled global setting,
that it needs installation of:
- qemu version 1.6+
- qemu-guest-agent installed on guest virtual machine

when the option is enabled

* Added Apache license header

* Removed commented code

* If "kvm.vmstoragesnapshot.enabled" is null should be considered as false

* removed unused imports, replaced default template

Removed unused imports which causing failures and replaced template to
CentOS8

* "kvm.vmstoragesnapshot.enabled" set to dynamic

* Getting status of freeze/thaw commands not the return code

Will chacke the status if freeze/thaw of Guest VM succeded, rather than
looking for return code. Code refactoring

* removed "CreatingKVM" VMsnapshot state and events related to it

* renamed AllocatedKVM to AllocatedVM

the states should not be associated to a hypervisor type

* loggin the result of "drive-backup" command

* Check which VM snapshot strategy could handle the vm snapshots

gets the best match of VM snapshot strategy which could handle the vm
snapshots on KVM.
Other storage plugins could integrate with this functionality to support group snapshots

* Added poolId in canHandle for KVM hypervisors

Added poolId into canHandle method used to check if all volumes are on
the same PowerFlex's storage pool

* skip smoke tests if the hypervisor's OS type is CentOS

This PR works with functionality included in qemu-kvm-ev which
does not come by default on CentOS. The smoke tests will be skipped if
the hypervisor OS is CentOS

* Added missed import in smoke test

* Suggested change to use ` org.apache.commons.lang.StringUtils.isNotBlank`

* Fix getting device on Ubuntu

On Ubuntu the device isn't provided and we have to get it from
node-name parameter. For drive-backup command (for Ubuntu) is needed and job-id which
is the value of node-name (this extra param works on Ubuntu and CentOS as well).

* Removed new snapshot states and functionality for NFS

* throw CloudRuntimeException

provide a properer error message when delete VM snapshot fails

* exclude GROUP snapshots when listing snapshots

* Skip tests if there is pool with NFS/Local

* address comments
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2015-03-08 11:47:29 -04:00

Apache CloudStack Build Status Quality Gate Status Lines of Code GitHub language count GitHub top language

Apache CloudStack

Apache CloudStack is open source software designed to deploy and manage large networks of virtual machines, as a highly available, highly scalable Infrastructure as a Service (IaaS) cloud computing platform. CloudStack is used by a number of service providers to offer public cloud services, and by many companies to provide an on-premises (private) cloud offering, or as part of a hybrid cloud solution.

CloudStack is a turnkey solution that includes the entire "stack" of features most organizations want with an IaaS cloud: compute orchestration, Network-as-a-Service, user and account management, a full and open native API, resource accounting, and a first-class User Interface (UI).

CloudStack currently supports the most popular hypervisors: VMware vSphere, KVM, XenServer, XenProject and Hyper-V as well as OVM and LXC containers.

Users can manage their cloud with an easy to use Web interface, command line tools, and/or a full-featured query based API.

For more information on Apache CloudStack, please visit the website

Who Uses CloudStack?

  • There are more than 150 known organizations using Apache CloudStack (or a commercial distribution of CloudStack). Our users include many major service providers running CloudStack to offer public cloud services, product vendors who incorporate or integrate with CloudStack in their own products, organizations who have used CloudStack to build their own private clouds, and systems integrators that offer CloudStack related services.

  • See our case studies highlighting successful deployments of Apache CloudStack.

  • See the up-to-date list of current users.

  • If you are using CloudStack in your organization and your company is not listed above, please complete our brief adoption survey. We're happy to keep your company name anonymous if you require.

Getting Started

  • Download a released version
  • Build from source with the instructions in the INSTALL.md file.

Getting Source Repository

Apache CloudStack project uses Git. The official Git repository is at:

https://gitbox.apache.org/repos/asf/cloudstack.git

And a mirror is hosted on Github:

https://github.com/apache/cloudstack

The Github mirror is strictly read only and provides convenience to users and developers to explore the code and for the community to accept contributions via Github pull requests.

Getting Involved and Contributing

Interested in helping out with Apache CloudStack? Great! We welcome participation from anybody willing to work The Apache Way and make a contribution. Note that you do not have to be a developer in order to contribute to Apache CloudStack. We need folks to help with documentation, translation, promotion etc. See our contribution page.

If you're interested in learning more or participating in the Apache CloudStack project, the mailing lists are the best way to do that. While the project has several communications channels, the mailing lists are the most active and the official channels for making decisions about the project itself.

Mailing lists:

Report and/or check bugs on Github and check our developer page for contributing code.

News and Events

Reporting Security Vulnerabilities

If you've found an issue that you believe is a security vulnerability in a released version of CloudStack, please report it to security@cloudstack.apache.org with details about the vulnerability, how it might be exploited, and any additional information that might be useful.

For more details, please visit our security page.

License

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Please see the LICENSE file included in the root directory of the source tree for extended license details.

Notice of Cryptographic Software

This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See http://www.wassenaar.org/ for more information.

The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this Apache Software Foundation distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.

The following provides more details on the included cryptographic software:

  • CloudStack makes use of JaSypt cryptographic libraries.
  • CloudStack has a system requirement of MySQL, and uses native database encryption functionality.
  • CloudStack makes use of the Bouncy Castle general-purpose encryption library.
  • CloudStack can optionally interact with and control OpenSwan-based VPNs.
  • CloudStack has a dependency on and makes use of JSch - a java SSH2 implementation.
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