docs/daprdocs/content/en/reference/cli/dapr-publish.md

type	title	linkTitle	description
docs	publish CLI command reference	publish	Detailed information on the publish CLI command

Description

Publish a pub-sub event.

Supported platforms

• [Self-Hosted]({{< ref self-hosted >}})

Usage

dapr publish [flags]

Flags

Name	Environment Variable	Default	Description
--publish-app-id, -i		The ID that represents the app from which you are publishing
--pubsub, -p		The name of the pub/sub component
--topic, -t			The topic to be published to
--data, -d			The JSON serialized string (optional)
--data-file, -f			A file containing the JSON serialized data (optional)
--help, -h			Print this help message
--metadata, -m			A JSON serialized publish metadata (optional)
--unix-domain-socket, -u			The path to the unix domain socket (optional)

Examples

# Publish to sample topic in target pubsub via a publishing app
dapr publish --publish-app-id appId --topic sample --pubsub target --data '{"key":"value"}'

# Publish to sample topic in target pubsub via a publishing app using Unix domain socket
dapr publish --enable-domain-socket --publish-app-id myapp --pubsub target --topic sample --data '{"key":"value"}'

# Publish to sample topic in target pubsub via a publishing app without cloud event
dapr publish --publish-app-id myapp --pubsub target --topic sample --data '{"key":"value"}' --metadata '{"rawPayload":"true"}'