Python library for Windows Remote Management (WinRM) will let you run remote command on a Windows machine from a Linux machine
pywinrm is a Python client for Windows Remote Management (WinRM). This
allows you to invoke commands on target Windows machines from any
machine that can run Python.
I don't think there is a tool for Linux that registers SPNs in Active Directory. Depending on your application and how it is set up you could delegate the service account the ability to register a SPN.
Open Active Directory Users and Computers.
To open Active Directory Users and Computers, click Start, click Run, type dsa.msc, and then press ENTER.
Click View, and verify that the Advanced Features check box is selected.
Click Advanced Features, if it is not selected.
If the domain to which you want to allow a disjoint namespace does not appear in the console, take the following steps:
In the console tree, right-click Active Directory Users and Computers, and then click Connect to Domain.
In the Domain box, type the name of the Active Directory domain to which you want to allow the disjoint namespace, and then click OK.
As an alternative, you can use the Browse button to locate the Active Directory domain.
In the console tree, right-click the node that represents the domain to which you want to allow a disjoint namespace, and then click Properties.
On Security tab, click Advanced.
On the Permissions tab, click Add.
In Enter the object name to select, type the group or user account name to which you want to delegate permission, and then click OK.
Configure the Apply onto box for Computer objects.
At the bottom of the Permissions box, select the Allow check box that corresponds to the Validated write to service principal name permissions, and then click OK on the three open dialog boxes to confirm your changes.
Close Active Directory Users and Computers.