Overview

Installing and running Appian on Kubernetes requires a variety of artifacts, including Helm charts, container images, and binaries. This page details how to download and install them.

Generate temporary registry credentials

Temporary credentials for Appian's container registry can be generated from the SUPPORT page of the MyAppian site on Appian Community:

1. Click DOWNLOADS > PLATFORM > LOW-CODE PLATFORM.
2. Select Appian 22.4.
3. Underneath Installers in the Downloads pane, click Show Kubernetes Files > Generate Container Registry Credentials.
4. Select the region nearest your geographic location.
5. Copy the generated temporary registry login password.

Appian operator Helm chart

The Appian operator Helm chart can be pulled from Appian's container registry.

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helm version

Login to the registry

To login to the container registry to pull Helm charts, run

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helm registry login --username AWS --password <PASSWORD> 937620572175.dkr.ecr.<REGION>.amazonaws.com

where <REGION> is the region you selected and <PASSWORD> is the password you generated in Generate temporary registry credentials.

Pull the Helm chart

To pull the Helm chart from the container registry, run

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helm pull oci://937620572175.dkr.ecr.<REGION>.amazonaws.com/helm-charts/appian-operator --version <APPIAN_OPERATOR_VERSION>

where <REGION> is the region you selected in Generate temporary registry credentials and <APPIAN_OPERATOR_VERSION> is the version of the Appian operator.

Appian operator and Appian images

The Appian operator and Appian images can be pulled from Appian's container registry.

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docker version --format '{{.Server.Version}}'

Login to the registry

To login to the container registry to pull images, run

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docker login --username AWS --password <PASSWORD> 937620572175.dkr.ecr.<REGION>.amazonaws.com

where <REGION> is the region you selected and <PASSWORD> is the password you generated in Generate temporary registry credentials.

Pull the images

To pull an image from the container registry, run

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docker pull 937620572175.dkr.ecr.<REGION>.amazonaws.com/appian/<COMPONENT>:<COMPONENT_VERSION>

where <REGION> is the region you selected in Generate temporary registry credentials and <COMPONENT> and <COMPONENT_VERSION> are the component - and version of the component - of the image you wish to pull. Valid components are appian-operator, zookeeper, kafka, search-server, data-server, service-manager, webapp, httpd, and rpa.

Push the images to your registry

You'll need to push the images to your organization's container registry. For each image, run

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docker tag \
  937620572175.dkr.ecr.<REGION>.amazonaws.com/appian/<COMPONENT>:<COMPONENT_VERSION> \
  <REGISTRY_HOSTNAME>/appian/<COMPONENT>:<COMPONENT_VERSION>

and

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docker push <REGISTRY_HOSTNAME>/appian/<COMPONENT>:<COMPONENT_VERSION>

where <REGION> is the region you selected in Generate temporary registry credentials, <REGISTRY_HOSTNAME> is the hostname of your organization's registry, and <COMPONENT> and <COMPONENT_VERSION> are the component - and version of the component - of the image you wish to push.

Migration Tool

The binaries for the Migration Tool can be downloaded from the SUPPORT page of the MyAppian site on Appian Community:

1. Click DOWNLOADS > PLATFORM > LOW-CODE PLATFORM.
2. Select Appian 22.4.
3. Underneath Installers in the Downloads pane, click Show Kubernetes Files.
4. Select the file(s) named migrate-<OPERATING_SYSTEM>-<ARCHITECTURE>-<APPIAN_OPERATOR_VERSION>[.exe] for the operating system(s) and architecture(s) where you'll be running the Migration Tool and proceed to download the file(s).