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(#2637) Updated documentation for UCP to clarify roles of nodes in a... (#2878) 

* Updated documentation for UCP to clarify roles of nodes in a Docker Swarm (#2637). Also updated architecture diagram to reflect new Enterprise engine branding.

* Further updated text and diagrams in Docker UCP architecture (#2637). Updated other architecture diagram to reflect name change.

* (#2637) Updated text size in UCP architecture diagram SVG.

* (#2637) Updated UCP architecture diagram 3. Removed arbitrary line breaks.
This commit is contained in:
wcgcoder 2017-04-20 15:28:19 -05:00 committed by Misty Stanley-Jones
parent e7c16b5fdc
commit 9a45c062fa
4 changed files with 26 additions and 27 deletions
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9
datacenter/ucp/2.1/guides/architecture.md
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@ -4,8 +4,7 @@ keywords: docker, ucp, architecture
title: UCP architecture
---
Universal Control Plane is a containerized application that runs on the
Commercially Supported (CS) Docker Engine, and extends its functionality to
Universal Control Plane is a containerized application that runs on [Docker Enterprise Edition](/enterprise/index.md) and extends its functionality to
make it easier to deploy, configure, and monitor your applications at scale.
It also secures Docker with role-based access control so that only authorized
@ -27,6 +26,7 @@ by Docker.
![](images/architecture-2.svg)
A swarm is a collection of nodes that are in the same Docker swarm. [Nodes](/engine/swarm/key-concepts.md) in a Docker swarm operate in one of two modes: Manager or Worker. If nodes are not already running in a swarm when installing UCP, nodes will be configured to run in swarm mode.
When you deploy UCP, it starts running a globally scheduled service called
`ucp-agent`. This service monitors the node where it is running and starts
@ -36,11 +36,10 @@ and stops UCP services, based on whether that node is a
If the node is a:
* **Manager**: the `ucp-agent` service automatically starts serving all UCP
components including the UCP web UI and data stores used by UCP. By promoting
a node to manager, UCP automatically becomes highly available and fault tolerant.
components including the UCP web UI and data stores used by UCP. The `ucp-agent` accomplishes this by [deploying several containers](#ucp-components-in-manager-nodes) on the node. By promoting a node to manager, UCP automatically becomes highly available and fault tolerant.
* **Worker**: on worker nodes the `ucp-agent` service starts serving a proxy
service that ensures only authorized users and other UCP services can run Docker
commands in that node.
commands in that node. The `ucp-agent` only deploys a [subset of containers](#ucp-components-in-worker-nodes) on worker nodes.
## UCP internal components

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datacenter/ucp/2.1/guides/images/architecture-1.svg
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@ -30,8 +30,8 @@
</g>
<g id="docker" transform="translate(0.000000, 76.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="524" height="34" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="14" font-weight="normal" fill="#FFFFFF">
<tspan x="205.464355" y="23">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="14" font-weight="normal" fill="#FFFFFF">
<tspan x="225.464355" y="23">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(0.000000, 38.000000)">

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datacenter/ucp/2.1/guides/images/architecture-2.svg
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@ -22,8 +22,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -51,8 +51,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -82,8 +82,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -111,8 +111,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -140,8 +140,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
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@ -74,8 +74,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#A1CFE8" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -103,8 +103,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#A1CFE8" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -134,8 +134,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -163,8 +163,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
<rect id="Rectangle-138" fill="#1488C6" x="0" y="0" width="95" height="22" rx="2"></rect>
<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">
@ -192,8 +192,8 @@
</g>
<g id="engine" transform="translate(1.000000, 79.000000)">
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<text id="CS-Docker-Engine" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="7.26025391" y="15">CS Docker Engine</tspan>
<text id="Docker-Enterprise-Edition" font-family="OpenSans, Open Sans" font-size="10" font-weight="normal" fill="#FFFFFF">
<tspan x="24" y="15">Docker EE</tspan>
</text>
</g>
<g id="ucp" transform="translate(1.000000, 56.000000)">

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