Add Channel Member

mattermost.add_channel_member
ActionChat & messagingconnection required

Calls the Mattermost API with the connection's credentials.

Add a user to a channel.

Connection

Required
Yes — the node will not save without one
Auth type
Bearer token
Providers
Mattermost
Secret shape
the personal access token, or {"token": "…"}
Config it needs
base_url, team_id
Resolved by
config.connection_id, else node.connection_id

Configuration

3 fields, 2 required. A dotted path is a nested object and name[] an array of objects — the editor renders the same tree.

FieldTypeRequiredDefaultConstraintsExample
channel_id
The channel id (not its name) — use mattermost.get_channel_by_name to resolve one.
stringYes———
user_id
The user to add — from mattermost.get_user_by_username or by_email.
stringYes———
post_root_id
Thread root to post the join message into; usually left blank.
stringNo———

Output

One shape.

result

FieldTypeExample
channel_id
The channel that was joined.
string—
user_id
The user that was added.
string—
roles
The member's channel roles.
string—
{
  "channel_id": "",
  "roles": "",
  "user_id": ""
}

See Add Channel Member run in a workflow.

In a technical demo we add the Mattermost connection, drop the node on the canvas and let Workflow Health pre-flight it before the first real run.