Tag Linux

Accessing SharePoint Links in OneDrive via the Graph API and rclone

You can link SharePoint libraries to OneDrive using "Add shortcut to OneDrive"

However, they are usually not visible via the Graph API or in tools like rclone.

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Trigger manual XWiki Solr reindex using curl

For some not yet known reason, our XWiki sometimes looses documents from its Solr index.

As I could not find an API endpoint to trigger a reindex, I had to automate it manually using curl.

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How to use SSH FIDO2 on a remote machine

Configuring and using a local Yubikey for SSH with FIDO2 is very straight forward using the Yubico manual Securing SSH with FIDO2

But in some cases I would like to use my Yubikey based SSH key on my office's workstation when I am at home using my notebook.

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Old Let’s Encrypt Root Certificate Expiration workaround

The expiring Let’s Encrypt DST Root CA X3 can cause problems on old servers:

root@server:/etc# wget https://www.example.com/monitoring
--2021-09-30 21:34:39--  https://www.example.com/monitoring
Resolving www.example.com (www.example.com)... 93.184.216.34
Connecting to www.example.com (www.example.com)|93.184.216.34|:443... connected.
ERROR: The certificate of `www.example.com' is not trusted.

Fortunately there is an easy workaround to ensure the expired chain is not checked.

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Shrinking LVM physical volume running on software RAID

Due to a misconfiguration I had to shrink a LVM 2 volume group and its physical volume running on a software RAID.

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Samsung SSD as Linux Software RAID

Initially I thought adding a pair of Samsung 860 EVO as software RAID to my small home server cannot be too hard...

... but they seem to require special kernel settings to work.

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