Homelab just upgraded successfully to vSphere 7.0 Update 3!
I really appreciate the “History” view to be able to see all the updates/patches that have been applied for your vCenter Server. Its the little things pic.twitter.com/Go9eicpeSp
— William Lam (@lamw.bsky.social | @*protected email*) (@lamw) October 7, 2021
After upgrading my homelab to the latest vSphere 7.0 Update 3 release, I was just looking at the "History" tab within the Virtual Machine Management Interface (VAMI), which gives you a historical view of all the patches and updates that have been applied to your vCenter Server since its initial deployment. I am not exactly sure when this was feature was introduced, but it can definitely be useful for both auditing but also debugging/troubleshooting purposes.
Of course, I was curious about this information and wanted to see if I could retrieve it using something like PowerCLI. However when I started to look for the API, I realized that there may not be a public API for this ... but that did not stopped me and taking a look at Chrome Developer, I quickly saw the endpoint which was /rest/appliance/update/history and I was able to figure out a workaround giving the same data.
Below are two examples on accessing this data using either PowerShell or cURL