Rancher 环境模板里都有哪些组件？有什么异同点？

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Rancher环境模板里都有哪些组件？有什么异同点？

Rancher环境模板主要有4个，Cattle、Kubernetes、Mesos、Swarm，这4个模板里主要有哪些组件？各个模板之间有什么不同？各有什么特点？

一、异同点：

4个模板默认启用的组件：

共同的组件： ipsec, network-services, scheduler, healthcheck

不同的组件： Cattle模板：无

Kubernetes： kubernetes,(无scheduler)

Mesos模板： mesos,

Swarm模板： swarm, portainer,

二、特点说明：

Cattle 模板在存储方面提供了NetApp NAS/SAN存储驱动的支持。

Kubernetes 模板内置kubernetes,存储部分没有组件可用。

Mesos 模板内置Mesos组件。

Swarm 模板内置SwarmKit，默认启用了Portainer，网络部分只支持IPSec，不支持Vxlan。

三、详细组件：

1、Cattle默认模板可选组件：

1.1 Applications:

Rancher ECR Credential Updater(Automatically updates AWS EC2 Container Registry credentials in Rancher.)

1.2 External DNS:

Bind9 DNS server in Community: compatible with the "DNS Update (RFC2136)"

CloudFlare DNS in Community:Rancher External DNS service powered by CloudFlare

DigitalOcean DNS in Community:Rancher External DNS service powered by DigitalOcean

DNS Update (RFC2136) in Community: Rancher External DNS service powered by any RFC2136 compatible DNS

DNSimple DNS in Community:Rancher External DNS service powered by DNSimple

GANDI DNS in Community：Rancher External DNS service powered by Gandi.net

PointHQ DNS in Community：Rancher External DNS service powered by PointHQ

PowerDNS External in Community:Rancher External DNS service for PowerDNS

Rancher Route53 DNS in Library:Rancher External DNS service powered by Amazon Route53

1.3 Management：

portainer in Community：Portainer is an open-source lightweight management UI which allows you to easily manage your Docker host or Swarm cluster

1.4 Networking：

Rancher Network Diagnostics in Library：

Network Policy Manager in Library：Manager that applies Rancher network policies.

Rancher IPsec in Library：（默认启用）

Rancher VXLAN in Library：Rancher Networking plugin using VXLAN overlay.

1.5 Storage：

NetApp E-Series in Library：Volume plugin for E-Series

NetApp ONTAP NAS in Library：Volume plugin for ONTAP NAS

NetApp ONTAP SAN in Library：Volume plugin for ONTAP SAN

NetApp SolidFire in Library：Volume plugin for SolidFire

Portworx in Library：Volume plugin for Portworx Elastic Data Fabric, providing scale-out persistent storage for containers.

Rancher EBS in Library：Docker volume plugin for Amazon EBS

Rancher NFS in Library：Docker volume plugin for NFS. Supported for NFS v4.

Rancher Secrets in Library：Rancher Volume plugin（Experimental）

1.6 Framework：

Rancher Healthcheck Service in Library：Rancher healthcheck service（默认启用）

Rancher Network Services in Library：（默认启用）

Rancher Scheduler in Library：A resource based scheduler plugin for Rancher.（默认启用）

Rancher Container Cron in Library：Rancher Container Crontab starts, stops or restarts containers

2、Kubernetes默认模板可选组件:

2.1 Applications:

Rancher ECR Credential Updater(Automatically updates AWS EC2 Container Registry credentials in Rancher.)

2.2 External DNS: