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53 lines
1.5 KiB
Plaintext
53 lines
1.5 KiB
Plaintext
// Module included in the following assemblies:
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//
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// * serverless/functions/serverless-functions-getting-started.adoc
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// * serverless/reference/kn-func-ref.adoc
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:_content-type: PROCEDURE
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[id="serverless-create-func-kn_{context}"]
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= Creating functions
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Before you can build and deploy a function, you must create it by using the Knative (`kn`) CLI. You can specify the path, runtime, template, and image registry as flags on the command line, or use the `-c` flag to start the interactive experience in the terminal.
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.Prerequisites
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* The {ServerlessOperatorName} and Knative Serving are installed on the cluster.
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* You have installed the Knative (`kn`) CLI.
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.Procedure
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* Create a function project:
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+
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[source,terminal]
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----
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$ kn func create -r <repository> -l <runtime> -t <template> <path>
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----
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** Accepted runtime values include `quarkus`, `node`, `typescript`, `go`, `python`, `springboot`, and `rust`.
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** Accepted template values include `http` and `cloudevents`.
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+
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.Example command
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[source,terminal]
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----
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$ kn func create -l typescript -t cloudevents examplefunc
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----
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.Example output
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[source,terminal]
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----
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Created typescript function in /home/user/demo/examplefunc
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----
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** Alternatively, you can specify a repository that contains a custom template.
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.Example command
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[source,terminal]
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----
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$ kn func create -r https://github.com/boson-project/templates/ -l node -t hello-world examplefunc
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----
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.Example output
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[source,terminal]
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----
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Created node function in /home/user/demo/examplefunc
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----
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