Hi There, I have a question about checking the current update state from Mender standalone mode. We are using Mender in our devices in strict standalone mode currently. I’ve seen the mender command has some support for probing the current update state via subcommands commit and rollback, as they n…

Your assumption is correct. Currently I’m afraid there is no other way than using state scripts and recording the state somewhere.

Is another approach to interrogate u-boot’s persistent environment with fw_printenv and look at the status of the ‘upgrade_available’ variable? It seems to be set to “1” after an installation (and even before/after reboot) but before a commit or rollback has been issued. Seems like the 'mender_boot_…

Using U-Boot’s information is possible, but it’s not foolproof. If the bootloader rolls back, instead of Mender, then the environment will look like no update is in progress, but from Mender’s perspective, it still is, until you run rollback or commit (the latter of which will fail, but conclude the…

Thanks all very much for the responses. We have used state scripts to solve this now.

Check if update is in progress from Mender standalone mode

General Discussions

Topic		Replies	Views
Mender 2.0 - How to get the update progress from standalone mender? General Discussions yocto , sumo , nxp , standalone , state-scripts	21	3971	January 31, 2020
Simple standalone update procedure / Manual rollback possible? General Discussions	3	2161	June 19, 2019
Tracking states of Mender Client General Discussions raspberry-pi-zero-wifi	2	697	December 9, 2020
Is there a way for a client device to monitor the status and progress of an update? General Discussions	3	1704	May 14, 2019
Best/Safest way to determine whether an update has taken place after a reboot? General Discussions	3	580	July 8, 2019

Check if update is in progress from Mender standalone mode

Related topics