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mirror of https://github.com/openshift/openshift-docs.git synced 2026-02-05 21:46:22 +01:00

Mv Operator topics to applications_and_projects

This commit is contained in:
Alex Dellapenta
2019-02-13 09:47:17 -05:00
parent 37f704fa8b
commit 7951bfa609
18 changed files with 80 additions and 126 deletions

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@@ -44,6 +44,27 @@ Topics:
File: deployment-strategies
- Name: Using route-based deployment strategies
File: route-based-deployment-strategies
- Name: Operators
Dir: operators
Topics:
- Name: What Operators are
File: olm-what-operators-are
- Name: Adding Operators to a cluster
File: olm-adding-operators-to-cluster
Distros: openshift-enterprise,openshift-origin
- Name: Creating applications from installed Operators
File: olm-creating-apps-from-installed-operators
- Name: Getting started with the Operator SDK
File: osdk-getting-started
- Name: Creating Helm-based Operators
File: osdk-helm
- Name: Operator SDK CLI reference
File: osdk-cli-reference
- Name: Migrating to Operator SDK v0.1.0
File: migrating-to-osdk-v0-1-0
Distros: openshift-origin
- Name: Appendices
File: operators-appendices
- Name: Managing resources from CRDs
File: crd-managing-resources-from-crds
---
@@ -188,7 +209,7 @@ Topics:
File: idling-applications
- Name: Extending the Kubernetes API with CRDs
File: crd-extending-api-with-crds
- Name: Pruning objects
- Name: Pruning objects to reclaim resources
File: pruning-objects
---
Name: Control Plane management
@@ -242,28 +263,6 @@ Topics:
- Name: Optimizing storage
File: optimizing-storage
---
Name: Operators
Dir: operators
Distros: openshift-*
Topics:
- Name: What are Operators?
File: olm-what-are-operators
- Name: Adding Operators to a cluster
File: olm-adding-operators-to-cluster
Distros: openshift-enterprise,openshift-origin
- Name: Creating applications from installed Operators
File: olm-creating-apps-from-installed-operators
- Name: Getting started with the Operator SDK
File: osdk-getting-started
- Name: Operators based on Helm charts
File: osdk-helm
- Name: Operator SDK CLI reference
File: osdk-cli-reference
- Name: Migrating to Operator SDK v0.1.0
File: migrating-to-osdk-v0-1-0
- Name: Appendices
File: operators-appendices
---
Name: Nodes
Dir: nodes
Distros: openshift-*

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@@ -0,0 +1 @@
../images

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@@ -1,13 +1,7 @@
:relfileprefix: ../
[id='osdk-migrating-to-osdk-v0-1-0']
= Migrating to Operator SDK v0.1.0
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: osdk-migrating-to-osdk-v0-1-0
toc::[]

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@@ -0,0 +1 @@
../modules

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@@ -1,21 +1,15 @@
:relfileprefix: ../
[id='olm-adding-operators-to-a-cluster']
= Adding Operators to a cluster
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: olm-adding-operators-to-a-cluster
toc::[]
{nbsp} +
This guide outlines the basics of the Operator Lifecycle Manager (OLM) and walks
through an example of installing and subscribing a cluster to Operators from the
OperatorHub.
cluster administrators through an example of installing and subscribing a
cluster to Operators from the OperatorHub.
include::modules/olm-operator-lifecycle-manager.adoc[leveloffset=+1]
include::modules/olm-operatorhub.adoc[leveloffset=+1]

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@@ -1,19 +1,13 @@
:relfileprefix: ../
[id='olm-creating-apps-from-installed-operators']
= Creating applications from installed Operators
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: olm-creating-apps-from-installed-operators
toc::[]
{nbsp} +
This guide walks through an example of creating applications from an installed
Operator using the {product-title} 4.0 web console.
This guide walks developers through an example of creating applications from an
installed Operator using the {product-title} 4.0 web console.
include::modules/olm-creating-etcd-cluster-from-operator.adoc[leveloffset=+1]

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@@ -1,14 +1,8 @@
[id='olm-what-are-operators']
= What are Operators?
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
:context: olm-what-are-operators
:relfileprefix: ../
[id='olm-what-operators-are']
= What Operators are
include::modules/common-attributes.adoc[]
:context: olm-what-operators-are
toc::[]

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@@ -1,15 +1,9 @@
:relfileprefix: ../
[id='operator-appendices']
= Appendices
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: operator-appendices
toc::[]
include::modules/olm-operator-project-staffolding-layout.adoc[leveloffset=+2]
include::modules/olm-operator-project-staffolding-layout.adoc[leveloffset=+1]

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@@ -1,13 +1,7 @@
:relfileprefix: ../
[id='osdk-cli-reference']
= Operator SDK CLI reference
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: osdk-cli-reference
toc::[]

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@@ -1,27 +1,27 @@
:relfileprefix: ../
[id='getting-started-osdk']
= Getting started with the Operator SDK
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
include::modules/common-attributes.adoc[]
:context: osdk-getting-started
toc::[]
{nbsp} +
This guide walks through an example of building a simple Memcached Operator and
managing its lifecycle on a Kubernetes-based cluster (such as {product-title})
from installation to upgrade. This is accomplished using two centerpieces of the
Operator Framework: the Operator SDK (the `operator-sdk` CLI tool and
`controller-runtime` library API) and the Operator Lifecycle Manager (OLM).
This guide walks Operator authors through an example of building a simple
Go-based Memcached Operator and managing its lifecycle on a Kubernetes-based
cluster (such as {product-title}) from installation to upgrade. This is
accomplished using two centerpieces of the Operator Framework: the Operator SDK
(the `operator-sdk` CLI tool and `controller-runtime` library API) and the
Operator Lifecycle Manager (OLM).
include::modules/osdk-operator-sdk.adoc[leveloffset=+1]
include::modules/installing-operator-sdk-cli.adoc[leveloffset=+1]
include::modules/building-memcached-operator-using-osdk.adoc[leveloffset=+1]
.Additional resources
- See
xref:../applications_and_projects/operators/operators-appendices.adoc#olm-operator-project-scaffolding-layout_operator-appendices[Appendices]
to learn about the project directory structures created by the Operator SDK.
include::modules/managing-memcached-operator-using-olm.adoc[leveloffset=+1]
ifdef::openshift-origin[]
@@ -36,6 +36,5 @@ link:https://github.com/operator-framework[*github.com/operator-framework*]
If you want to discuss your experience, have questions, or want to get involved,
join the
link:https://groups.google.com/forum/#!forum/operator-framework[Operator
Framework mailing list].
link:https://groups.google.com/forum/#!forum/operator-framework[Operator Framework mailing list].
endif::[]

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@@ -1,21 +1,15 @@
:relfileprefix: ../
[id='osdk-helm']
= Operators based on Helm charts
{product-author}
{product-version}
:data-uri:
:icons:
:experimental:
:toc: macro
:toc-title:
:prewrap!:
= Creating Helm-based Operators
include::modules/common-attributes.adoc[]
:context: osdk-helm
toc::[]
{nbsp} +
This guide outlines Helm chart support in the Operator SDK and walks through an
example of building and running an Nginx Operator with the `operator-sdk` CLI
tool that uses an existing Helm chart.
This guide outlines Helm chart support in the Operator SDK and walks Operator
authors through an example of building and running an Nginx Operator with the
`operator-sdk` CLI tool that uses an existing Helm chart.
include::modules/osdk-helm-chart-support.adoc[leveloffset=+1]

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@@ -1,5 +1,5 @@
[id='pruning-objects']
= Pruning objects
= Pruning objects to reclaim resources
include::modules/common-attributes.adoc[]
:context: pruning-objects

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@@ -3,7 +3,7 @@
// * operators/osdk-getting-started.adoc
[id='building-memcached-operator-using-osdk_{context}']
= Building a Memcached Operator using the Operator SDK
= Building a Go-based Memcached Operator using the Operator SDK
The Operator SDK makes it easier to build Kubernetes native applications, a
process that can require deep, application-specific operational knowledge. The
@@ -34,12 +34,6 @@ $ cd $GOPATH/src/github.com/example-inc/
$ operator-sdk new memcached-operator
$ cd memcached-operator
----
+
[TIP]
====
See xref:operators-appendices.adoc#olm-operator-project-scaffolding-layout_operator-appendices[Appendices] to
learn about the project directory structure created by the previous commands.
====
. *Add a new Custom Resource Definition (CRD).*
@@ -49,7 +43,7 @@ learn about the project directory structure created by the previous commands.
----
$ operator-sdk add api \
--api-version=cache.example.com/v1alpha1 \
--kind=Memcached
--kind=Memcached
----
+
This scaffolds the Memcached resource API under `pkg/apis/cache/v1alpha1/`.
@@ -83,7 +77,7 @@ resource:
----
$ operator-sdk add controller \
--api-version=cache.example.com/v1alpha1 \
--kind=Memcached
--kind=Memcached
----
+
This scaffolds a new Controller implementation under

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@@ -3,7 +3,7 @@
// * operators/osdk-helm.adoc
[id='building-operator-with-helm-using-osdk_{context}']
= Building an Operator with Helm charts using the Operator SDK
= Building a Helm-based Operator using the Operator SDK
This procedure walks through an example of building a simple Nginx Operator
powered by a Helm chart using tools and libraries provided by the Operator SDK.

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@@ -1,6 +1,6 @@
// Module included in the following assemblies:
//
// * operators/what-are-operators.adoc
// * operators/what-operators-are.adoc
[id='olm-operator-framework-{context}']
= Operator Framework

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@@ -9,6 +9,7 @@ The `operator-sdk` CLI generates a number of packages for each Operator project.
The following sections describes a basic rundown of each generated file and
directory.
[id='olm-operator-project-scaffolding-layout-go_{context}']
== Go-based projects
Go-based Operator projects (the default type) generated using the `operator-sdk new`
@@ -17,7 +18,7 @@ command contain the following directories and files:
[options="header",cols="1,2"]
|===
|File/Folders |Purpose
|File/folders |Purpose
|`cmd/`
|Contains `manager/main.go` file, which is the main program of the Operator. This
@@ -57,6 +58,7 @@ vendor directly.
|===
[id='olm-operator-project-scaffolding-layout-helm_{context}']
== Helm-based projects
Helm-based Operator projects generated using the `operator-sdk new --type helm`
@@ -65,7 +67,7 @@ command contain the following directories and files:
[options="header",cols="1,2"]
|===
|File/Folders |Purpose
|File/folders |Purpose
|`deploy/`
|Contains various YAML manifests for registering CRDs, setting up RBAC,

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@@ -1,6 +1,6 @@
// Module included in the following assemblies:
//
// * operators/what-are-operators.adoc
// * operators/what-operators-are.adoc
[id='olm-why-use-operators-{context}']
= Why use Operators?

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@@ -3,7 +3,7 @@
// * operators/osdk-getting-started.adoc
[id='osdk-operator-sdk-{context}']
= Understanding the Operator SDK
= Architecture of the Operator SDK
The link:https://coreos.com/operators/[Operator Framework] is an open source
toolkit to manage Kubernetes native applications, called _Operators_, in an
@@ -17,17 +17,17 @@ Kubernetes. However, writing an Operator today can be difficult because of
challenges such as using low-level APIs, writing boilerplate, and a lack of
modularity, which leads to duplication.
The Operator SDK is a framework designed to make writing operators easier by
The Operator SDK is a framework designed to make writing Operators easier by
providing:
- High-level APIs and abstractions to write the operational logic more intuitively
- Tools for scaffolding and code generation to quickly bootstrap a new project
- Extensions to cover common operator use cases
- Extensions to cover common Operator use cases
[discrete]
=== Operator SDK Workflow
=== Operator SDK workflow
The SDK provides the following workflow to develop a new operator:
The SDK provides the following workflow to develop a new Operator:
. Create a new Operator project using the SDK command line interface (CLI).
. Define new resource APIs by adding Custom Resource Definitions (CRDs).