Merge pull request #23107 from celestehorgan/add-3rdparty-warning

Add 3rd party content warning

content/en/docs/concepts/cluster-administration/addons.md

@@ -5,12 +5,12 @@ content_type: concept
 
 <!-- overview -->
 
+{{% thirdparty-content %}}
+
 Add-ons extend the functionality of Kubernetes.
 
 This page lists some of the available add-ons and links to their respective installation instructions.
 
-Add-ons in each section are sorted alphabetically - the ordering does not imply any preferential status.
-
 <!-- body -->
 
 ## Networking and Network Policy

content/en/docs/concepts/cluster-administration/networking.md

@@ -79,6 +79,8 @@ as an introduction to various technologies and serves as a jumping-off point.
 The following networking options are sorted alphabetically - the order does not
 imply any preferential status.
 
+{{% thirdparty-content %}}
+
 ### ACI
 
 [Cisco Application Centric Infrastructure](https://www.cisco.com/c/en/us/solutions/data-center-virtualization/application-centric-infrastructure/index.html) offers an integrated overlay and underlay SDN solution that supports containers, virtual machines, and bare metal servers. [ACI](https://www.github.com/noironetworks/aci-containers) provides container networking integration for ACI. An overview of the integration is provided [here](https://www.cisco.com/c/dam/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/solution-overview-c22-739493.pdf).
@@ -314,4 +316,3 @@ to run, and in both cases, the network provides one IP address per pod - as is s
 The early design of the networking model and its rationale, and some future
 plans are described in more detail in the
 [networking design document](https://git.k8s.io/community/contributors/design-proposals/network/networking.md).
-

content/en/docs/reference/using-api/client-libraries.md

@@ -40,6 +40,8 @@ The following client libraries are officially maintained by
 
 ## Community-maintained client libraries
 
+{{% thirdparty-content %}}
+
 The following Kubernetes API client libraries are provided and maintained by
 their authors, not the Kubernetes team.
 

content/en/docs/tasks/administer-cluster/declare-network-policy.md

@@ -9,6 +9,7 @@ content_type: task
 <!-- overview -->
 This document helps you get started using the Kubernetes [NetworkPolicy API](/docs/concepts/services-networking/network-policies/) to declare network policies that govern how pods communicate with each other.
 
+{{% thirdparty-content %}}
 
 ## {{% heading "prerequisites" %}}
 
@@ -23,11 +24,6 @@ Make sure you've configured a network provider with network policy support. Ther
 * [Romana](/docs/tasks/administer-cluster/network-policy-provider/romana-network-policy/)
 * [Weave Net](/docs/tasks/administer-cluster/network-policy-provider/weave-network-policy/)
 
-{{< note >}}
-The above list is sorted alphabetically by product name, not by recommendation or preference. This example is valid for a Kubernetes cluster using any of these providers.
-{{< /note >}}
-
-
 <!-- steps -->
 
 ## Create an `nginx` deployment and expose it via a service

i18n/en.toml

@@ -207,6 +207,10 @@ other = "Subscribe"
 [synopsis_heading]
 other = "Synopsis"
 
+
+[thirdparty_message]
+other = """This section links to third party projects that provide functionality required by Kubernetes. The Kubernetes project authors aren't responsible for these projects. This page follows <a href="https://github.com/cncf/foundation/blob/master/website-guidelines.md" target="_blank">CNCF website guidelines</a> by listing projects alphabetically. To add a project to this list, read the <a href="/contribute/style/content-guide/#third-party-content">content guide</a> before submitting a change."""
+
 [ui_search_placeholder]
 other = "Search"
 

layouts/shortcodes/thirdparty-content.html

@@ -0,0 +1,4 @@
+<blockquote class="callout caution" role="alert">
+  <strong>{{ T "caution" | safeHTML }}</strong>
+  {{ T "thirdparty_message" | safeHTML }}
+</blockquote>