From dcc3c0fe160a4325c9724b7787dd6833c504d0ec Mon Sep 17 00:00:00 2001 From: Abdullah <89297042+AzazelSensei@users.noreply.github.com> Date: Mon, 7 Sep 2026 03:21:53 +0000 Subject: [PATCH] docs: document DDI controller attribute length limits #1083 configData keys and values are each limited to 128 characters. Signed-off-by: Abdullah <89297042+AzazelSensei@users.noreply.github.com> --- docs/direct-device-integration-api.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/docs/direct-device-integration-api.md b/docs/direct-device-integration-api.md index 15c1ef90a7..5f6688728b 100644 --- a/docs/direct-device-integration-api.md +++ b/docs/direct-device-integration-api.md @@ -43,6 +43,18 @@ See this [issue](https://github.com/eclipse-hawkbit/hawkbit/issues/952) for addi cancellation of updates. To finally accept a cancellation, you must send a `closed` status.execution type. +### Controller attributes + +Devices report configuration data (controller attributes) with: + +``` +PUT /{tenant}/controller/v1/{controllerId}/configData +``` + +Each attribute key and each attribute value is limited to 128 characters. Requests that exceed either limit are rejected. + +--- + ## REST Doc