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Network introspection utilities using ioctl and the /proc filesystem.
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Return a bytestring with the virtualization type if it's known, an empty
bytestring otherwise.
It loops through some possible configurations and return a bytestring with
the name of the technology being used or None if there's no match
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Return a string with the type of container the client is running in, if
any, an empty string otherwise.
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r r �strip)�run_path�filenamer r r r �get_container_info' s �r c C s$ t j�| d�}t j�|�ot �|�S )z*Check if the host is virtualized with Xen.zsys/bus/xen/devices)r r r
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c C s t j�t j�| d��S )z-Check if the host is virtualized with OpenVZ.zproc/vz)r r r r
)r r r r r : s r c C s6 t | dd��� }d}|D ] \}}||v r| S q dS )zDReturn the VM type byte string (possibly empty) based on the vendor.i )�limit)
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virtualbox)s microsofts hyperv)s nutanixr% )s openstackr% )s qemur% )r% r% )� vmwarer& )s rhevr% )s parallelsr% � )r �lower)�sys_vendor_pathr �content_vendors_map�name�vm_typer r r r ? s �r c C s@ z t tj�| d��}W n ttfy Y dS w d|v r dS dS )zBCheck if the host is virtualized looking at /proc/cpuinfo content.z proc/cpuinfor' �qemur% )r r r r
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