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https://issues.apache.org/jira/browse/CAMEL-16604?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17342699#comment-17342699
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Luca Burgazzoli commented on CAMEL-16604:
-----------------------------------------
No at the moment the default parameters are set by the camel-k operator
> camel-kamelet - YAML DSL: Specify an option as optional results in a
> mandatory option
> -------------------------------------------------------------------------------------
>
> Key: CAMEL-16604
> URL: https://issues.apache.org/jira/browse/CAMEL-16604
> Project: Camel
> Issue Type: Bug
> Components: camel-kamelet
> Reporter: Andrea Cosentino
> Assignee: Claus Ibsen
> Priority: Major
> Fix For: 3.10.0
>
>
> If you have something like:
> {code:java}
> apiVersion: camel.apache.org/v1alpha1
> kind: Kamelet
> metadata:
> name: kafka-not-secured-source
> annotations:
> 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: "Kafka"
> labels:
> camel.apache.org/kamelet.type: "source"
> spec:
> definition:
> title: "Kafka Not Secured Source"
> description: |-
> Receive data from Kafka topics on an insecure broker.
> required:
> - topic
> - brokers
> type: object
> properties:
> topic:
> title: Topic Names
> description: Comma separated list of Kafka topic names
> type: string
> brokers:
> title: Brokers
> description: Comma separated list of Kafka Broker URLs
> type: string
> autoCommitEnable:
> title: Auto Commit Enable
> description: If true, periodically commit to ZooKeeper the offset of
> messages already fetched by the consumer
> type: boolean
> default: true
> x-descriptors:
> - 'urn:alm:descriptor:com.tectonic.ui:checkbox'
> allowManualCommit:
> title: Allow Manual Commit
> description: Whether to allow doing manual commits
> type: boolean
> default: false
> x-descriptors:
> - 'urn:alm:descriptor:com.tectonic.ui:checkbox'
> pollOnError:
> title: Poll On Error Behavior
> description: What to do if kafka threw an exception while polling for new
> messages. There are 5 enums and the value can be one of DISCARD,
> ERROR_HANDLER, RECONNECT, RETRY, STOP
> type: string
> default: "ERROR_HANDLER"
> autoOffsetReset:
> title: Auto Offset Reset
> description: What to do when there is no initial offset. There are 3 enums
> and the value can be one of latest, earliest, none
> type: string
> default: "latest"
> clientId:
> title: Client Id
> description: The client id is a user-specified string sent in each request
> to help trace calls.
> type: string
> dependencies:
> - "camel:kafka"
> - "camel:kamelet"
> flow:
> from:
> uri: "kafka:{{topic}}"
> parameters:
> brokers: "{{brokers}}"
> autoCommitEnable: "{{autoCommitEnable}}"
> allowManualCommit: "{{allowManualCommit}}"
> pollOnError: "{{pollOnError}}"
> autoOffsetReset: "{{autoOffsetReset}}"
> clientId: "{{?clientId}}"
> steps:
> - to: "kamelet:sink"
> {code}
> If I don't specify the clientId I shouldn't have any kind of problem, but as
> result I'm getting:
> [1] 2021-05-11 12:02:16,329 ERROR [io.qua.run.Application] (main) Failed to
> start application (with profile prod): java.lang.IllegalArgumentException:
> Route template kafka-not-secured-source the following mandatory parameters
> must be provided: clientId
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