Slack: Post message

integration_slack_post · action · SaaS Integrations · Available · v1.0.0

Description

Canonical Slack connector via the official chat.postMessage Web API: post to any authorised channel with full support for blocks, threads and mentions.

⚙️ Configuration parameters

Fields shown in the editor when configuring the node. Generated directly from the NodeDefconfigFields.

Field	Type	Required	Default	Description
`integrationLabel` Etichetta integration (opzionale)	`string`	no	— main-workspace	Default null = usa la default integration Slack del tenant. Per multi-workspace (es. cliente + interno) specifica la label salvata in Integrations.
`channel` Canale	`expression`	yes	— #general oppure C0123456789	Channel ID (C0123…) o nome (#general). Bot deve essere membro del canale.
`text` Testo messaggio	`expression`	yes	— Hello :wave: deploy completato!	Testo plain o markdown Slack (mrkdwn). Emoji shortcut supportati (:tada:, :rocket:). Quando `blocks` e\` settato, questo testo viene usato come fallback (notification + accessibility).
`blocks` Block Kit JSON (opzionale)	`code`	no	— [{ "type": "section", "text": { "type": "mrkdwn", "text": "Hello" } }]	Array di Block Kit blocks. Quando popolato, sovrascrive il render del campo "text" (che resta comunque fallback per notification + screen reader).
`threadTs` Thread timestamp (opzionale)	`expression`	no	— {{$node.previousPost.json.ts}}	Quando popolato, posta come REPLY a un messaggio esistente. Usa il `ts` del messaggio padre.
`unfurlLinks` Unfurl link automatico	`boolean`	no	`true`	Default true. Quando false, Slack non genera preview cards per i link nel messaggio.

⬆️ Node output

Fields available to downstream nodes via $node.<alias>.json.<field>:

ok
ts
channel
message

💡 Configuration example

JSON snippet of the node as it appears in the workflow. Values are derived fromdefaultValue and from required parameters.

{
  "id": "node-integration_slack_post-1",
  "defId": "integration_slack_post",
  "label": "Slack: Post message",
  "config": {
    "channel": "#general   oppure   C0123456789",
    "text": "Hello :wave: deploy completato!",
    "unfurlLinks": true
  }
}

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