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Freemarker Template Kamelet Action #437

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1 change: 1 addition & 0 deletions docs/modules/ROOT/nav.adoc
Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,7 @@
* xref:ROOT:extract-field-action.adoc[image:kamelets/extract-field-action.svg[] Extract Field Action]
* xref:ROOT:fhir-source.adoc[image:kamelets/fhir-source.svg[] Fhir Source]
* xref:ROOT:file-watch-source.adoc[image:kamelets/file-watch-source.svg[] File Watch Source]
* xref:ROOT:freemarker-template-action.adoc[image:kamelets/freemarker-template-action.svg[] Freemarker Template Action]
* xref:ROOT:ftp-sink.adoc[image:kamelets/ftp-sink.svg[] FTP Sink]
* xref:ROOT:ftp-source.adoc[image:kamelets/ftp-source.svg[] FTP Source]
* xref:ROOT:ftps-sink.adoc[image:kamelets/ftps-sink.svg[] FTPS Sink]
Expand Down
140 changes: 140 additions & 0 deletions docs/modules/ROOT/pages/freemarker-template-action.adoc
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// THIS FILE IS AUTOMATICALLY GENERATED: DO NOT EDIT
= image:kamelets/freemarker-template-action.svg[] Freemarker Template Action

*Provided by: "Apache Software Foundation"*

*Support Level for this Kamelet is: "Preview"*

Apply a Freemarker Template.

The template property needs to be encoded in base64, so when you pass it as parameter, don't forget to encode it.

== Configuration Options

The following table summarizes the configuration options available for the `freemarker-template-action` Kamelet:
[width="100%",cols="2,^2,3,^2,^2,^3",options="header"]
|===
| Property| Name| Description| Type| Default| Example
| *template {empty}* *| Template| The inline template| binary| |
|===

NOTE: Fields marked with ({empty}*) are mandatory.

== Usage

This section summarizes how the `freemarker-template-action` can be used in various contexts.

=== Knative Action

The `freemarker-template-action` Kamelet can be used as intermediate step in a Knative binding.

.freemarker-template-action-binding.yaml
[source,yaml]
----
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
name: freemarker-template-action-binding
spec:
source:
ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: timer-source
properties:
message: "Hello"
steps:
- ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: freemarker-template-action
properties:
template: "The Template"
sink:
ref:
kind: InMemoryChannel
apiVersion: messaging.knative.dev/v1
name: mychannel

----

Make sure you have xref:latest@camel-k::installation/installation.adoc[Camel K installed] into the Kubernetes cluster you're connected to.

Save the `freemarker-template-action-binding.yaml` file into your hard drive, then configure it according to your needs.

You can run the action using the following command:

[source,shell]
----
kubectl apply -f freemarker-template-action-binding.yaml
----

==== *Binding to Knative using the Kamel CLI:*

The procedure described above can be simplified into a single execution of the `kamel bind` command:

[source,shell]
----
kamel bind timer-source?message=Hello --step freemarker-template-action -p "step-0.template=The Template" channel/mychannel
----

This will create the KameletBinding under the hood and apply it to the current namespace in the cluster.

=== Kafka Action

The `freemarker-template-action` Kamelet can be used as intermediate step in a Kafka binding.

.freemarker-template-action-binding.yaml
[source,yaml]
----
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
name: freemarker-template-action-binding
spec:
source:
ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: timer-source
properties:
message: "Hello"
steps:
- ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: freemarker-template-action
properties:
template: "The Template"
sink:
ref:
kind: KafkaTopic
apiVersion: kafka.strimzi.io/v1beta1
name: my-topic

----

Ensure that you've installed https://strimzi.io/[Strimzi] and created a topic named `my-topic` in the current namespace.
Make also sure you have xref:latest@camel-k::installation/installation.adoc[Camel K installed] into the Kubernetes cluster you're connected to.

Save the `freemarker-template-action-binding.yaml` file into your hard drive, then configure it according to your needs.

You can run the action using the following command:

[source,shell]
----
kubectl apply -f freemarker-template-action-binding.yaml
----

==== *Binding to Kafka using the Kamel CLI:*

The procedure described above can be simplified into a single execution of the `kamel bind` command:

[source,shell]
----
kamel bind timer-source?message=Hello --step freemarker-template-action -p "step-0.template=The Template" kafka.strimzi.io/v1beta1:KafkaTopic:my-topic
----

This will create the KameletBinding under the hood and apply it to the current namespace in the cluster.

// THIS FILE IS AUTOMATICALLY GENERATED: DO NOT EDIT
38 changes: 38 additions & 0 deletions freemarker-template-action.kamelet.yaml
Original file line number Diff line number Diff line change
@@ -0,0 +1,38 @@
apiVersion: camel.apache.org/v1alpha1
kind: Kamelet
metadata:
name: freemarker-template-action
annotations:
camel.apache.org/kamelet.support.level: "Preview"
camel.apache.org/catalog.version: "main-SNAPSHOT"
camel.apache.org/kamelet.icon: "data:image/svg+xml;base64,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"
camel.apache.org/provider: "Apache Software Foundation"
camel.apache.org/kamelet.group: "Actions"
labels:
camel.apache.org/kamelet.type: "action"
spec:
definition:
title: "Freemarker Template Action"
description: |-
Apply a Freemarker Template.

The template property needs to be encoded in base64, so when you pass it as parameter, don't forget to encode it.
required:
- template
type: object
properties:
template:
title: Template
description: The inline template
type: binary
dependencies:
- "camel:freemarker"
- "camel:kamelet"
flow:
from:
uri: "kamelet:source"
steps:
- to:
uri: "freemarker:"
parameters:
resourceUri: "base64:{{template}}"
Original file line number Diff line number Diff line change
@@ -0,0 +1,38 @@
apiVersion: camel.apache.org/v1alpha1
kind: Kamelet
metadata:
name: freemarker-template-action
annotations:
camel.apache.org/kamelet.support.level: "Preview"
camel.apache.org/catalog.version: "main-SNAPSHOT"
camel.apache.org/kamelet.icon: "data:image/svg+xml;base64,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"
camel.apache.org/provider: "Apache Software Foundation"
camel.apache.org/kamelet.group: "Actions"
labels:
camel.apache.org/kamelet.type: "action"
spec:
definition:
title: "Freemarker Template Action"
description: |-
Apply a Freemarker Template.

The template property needs to be encoded in base64, so when you pass it as parameter, don't forget to encode it.
required:
- template
type: object
properties:
template:
title: Template
description: The inline template
type: binary
dependencies:
- "camel:freemarker"
- "camel:kamelet"
flow:
from:
uri: "kamelet:source"
steps:
- to:
uri: "freemarker:"
parameters:
resourceUri: "base64:{{template}}"