ceph-csi/README.md

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# Ceph CSI
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Status](https://travis-ci.org/ceph/ceph-csi.svg?branch=master)](https://travis-ci.org/ceph/ceph-csi)
- [Ceph CSI](#ceph-csi)
- [Overview](#overview)
- [Project status](#project-status)
- [Supported CO platforms](#supported-co-platforms)
- [Support Matrix](#support-matrix)
- [Ceph-CSI features and available versions](#ceph-csi-features-and-available-versions)
- [CSI spec and Kubernetes version compatibility](#csi-spec-and-kubernetes-version-compatibility)
- [Ceph CSI Container images and release compatibility](#ceph-csi-container-images-and-release-compatibility)
- [Contributing to this repo](#contributing-to-this-repo)
- [Troubleshooting](#troubleshooting)
- [Weekly Bug Triage call](#weekly-bug-triage-call)
- [Dev standup](#dev-standup)
- [Contact](#contact)
This repo contains Ceph
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[Container Storage Interface (CSI)](https://github.com/container-storage-interface/)
driver for RBD, CephFS and kubernetes sidecar deployment yamls of provisioner,
attacher, resizer, driver-registrar and snapshotter for supporting CSI functionalities.
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## Overview
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Ceph CSI plugins implement an interface between CSI enabled Container Orchestrator
(CO) and Ceph cluster. It allows dynamically provisioning Ceph volumes and
attaching them to workloads.
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Independent CSI plugins are provided to support RBD and CephFS backed volumes,
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- For details about configuration and deployment of RBD plugin, please refer
[rbd doc](https://github.com/ceph/ceph-csi/blob/master/docs/deploy-rbd.md) and
for CephFS plugin configuration and deployment please
refer [cephfs doc](https://github.com/ceph/ceph-csi/blob/master/docs/deploy-cephfs.md).
- For example usage of RBD and CephFS CSI plugins, see examples in `examples/`.
- Stale resource cleanup, please refer [cleanup doc](docs/resource-cleanup.md).
NOTE:
- Ceph CSI **`Arm64`** support is experimental.
## Project status
Status: **GA**
## Supported CO platforms
Ceph CSI drivers are currently developed and tested **exclusively** on Kubernetes
environments. There is work in progress to make this CO independent and thus
support other orchestration environments in the future.
NOTE:
- **`csiv0.3`** is deprecated with release of **`csi v1.1.0`**
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## Support Matrix
### Ceph-CSI features and available versions
| Plugin | Features | Feature Status | CSI Driver Version | CSI Spec Version | Ceph Cluster Version | Kubernetes Version |
| ------ | ---------------------------------------------------------------------------------- | -------------- | ------------------ | ---------------- | -------------------- | ------------------ |
| RBD | Dynamically provision, de-provision Block mode RWO volume | GA | >= v1.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Dynamically provision, de-provision Block mode RWX volume | GA | >= v1.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Dynamically provision, de-provision File mode RWO volume | GA | >= v1.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Dynamically provision(from snapshot or volume), de-provision File mode ROX volume | Alpha | >= v3.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Dynamically provision(from snapshot or volume), de-provision Block mode ROX volume | Alpha | >= v3.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Creating and deleting snapshot | Alpha | >= v1.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Provision volume from snapshot | Alpha | >= v1.0.0 | >= v1.0.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| | Provision volume from another volume | - | - | - | - | - |
| | Expand volume | Beta | >= v2.0.0 | >= v1.1.0 | Mimic (>=v13.0.0) | >= v1.15.0 |
| | Metrics Support | Beta | >= v1.2.0 | >= v1.1.0 | Mimic (>=v13.0.0) | >= v1.15.0 |
| | Topology Aware Provisioning Support | Alpha | >= v2.1.0 | >= v1.1.0 | Mimic (>=v13.0.0) | >= v1.14.0 |
| CephFS | Dynamically provision, de-provision File mode RWO volume | Beta | >= v1.1.0 | >= v1.0.0 | Nautilus (>=14.2.2) | >= v1.14.0 |
| | Dynamically provision, de-provision File mode RWX volume | Beta | >= v1.1.0 | >= v1.0.0 | Nautilus (>=v14.2.2) | >= v1.14.0 |
| | Creating and deleting snapshot | - | - | - | - | - |
| | Provision volume from snapshot | - | - | - | - | - |
| | Provision volume from another volume | - | - | - | - | - |
| | Expand volume | Beta | >= v2.0.0 | >= v1.1.0 | Nautilus (>=v14.2.2) | >= v1.15.0 |
| | Metrics | Beta | >= v1.2.0 | >= v1.1.0 | Nautilus (>=v14.2.2) | >= v1.15.0 |
`NOTE`: The `Alpha` status reflects possible non-backward
compatible changes in the future, and is thus not recommended
for production use.
### CSI spec and Kubernetes version compatibility
Please refer to the [matrix](https://kubernetes-csi.github.io/docs/#kubernetes-releases)
in the Kubernetes documentation.
## Ceph CSI Container images and release compatibility
| Ceph CSI Release/Branch | Container image name | Image Tag |
| ----------------------- | ---------------------------- | --------- |
| Master (Branch) | quay.io/cephcsi/cephcsi | canary |
| v2.1.2 (Release) | quay.io/cephcsi/cephcsi | v2.1.2 |
| v2.1.1 (Release) | quay.io/cephcsi/cephcsi | v2.1.1 |
| v2.1.0 (Release) | quay.io/cephcsi/cephcsi | v2.1.0 |
| v2.0.1 (Release) | quay.io/cephcsi/cephcsi | v2.0.1 |
| v2.0.0 (Release) | quay.io/cephcsi/cephcsi | v2.0.0 |
| v1.2.2 (Release) | quay.io/cephcsi/cephcsi | v1.2.2 |
| v1.2.1 (Release) | quay.io/cephcsi/cephcsi | v1.2.1 |
| v1.2.0 (Release) | quay.io/cephcsi/cephcsi | v1.2.0 |
| v1.1.0 (Release) | quay.io/cephcsi/cephcsi | v1.1.0 |
| v1.0.0 (Branch) | quay.io/cephcsi/cephfsplugin | v1.0.0 |
| v1.0.0 (Branch) | quay.io/cephcsi/rbdplugin | v1.0.0 |
## Contributing to this repo
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Please follow [development-guide](<https://github.com/ceph/ceph-csi/tree/master/docs/development-guide.md>)
and [coding style guidelines](<https://github.com/ceph/ceph-csi/tree/master/docs/coding.md>)
if you are interested to contribute to this repo.
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## Troubleshooting
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Please submit an issue at: [Issues](https://github.com/ceph/ceph-csi/issues)
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## Weekly Bug Triage call
We conduct weekly bug triage calls at our slack channel on Tuesdays.
More details are available [here](https://github.com/ceph/ceph-csi/issues/463)
## Dev standup
A regular dev standup takes place every other [Monday,Tuesday,Thursday at
2:00 PM UTC](https://redhat.bluejeans.com/702977652). Convert to your local
timezone by executing command `date -d 14:00 UTC` on terminal
Any changes to the meeting schedule will be added to the [agenda
doc](https://docs.google.com/document/d/1K1aerdMpraIh56-skdoEoVF9RZrO4NUcbHtjN-f3u1s).
Anyone who wants to discuss the direction of the project, design and
implementation reviews, or general questions with the broader community is
welcome and encouraged to join.
- Meeting link: <https://redhat.bluejeans.com/702977652>
- [Current agenda](https://docs.google.com/document/d/1K1aerdMpraIh56-skdoEoVF9RZrO4NUcbHtjN-f3u1s)
## Contact
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Please use the following to reach members of the community:
- Slack: Join our [slack channel](https://cephcsi.slack.com) to discuss
about anything related to this project. You can join the slack by
this [invite link](https://bit.ly/2MeS4KY )
- Forums: [ceph-csi](https://groups.google.com/forum/#!forum/ceph-csi)
- Twitter: [@CephCsi](https://twitter.com/CephCsi)