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Code Editor : sriov.cpython-310.pyc
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Count how many VFs each PF will need. Nr ) � ethernets�items� sriov_linkrU �id�vf_count� libnetplan�LibNetplanExceptionr �args) rO rP � vf_countsr( rR �nid�netdef�countrc �pfr r r �get_vf_count_and_functions� s ����rr c C s" |dkr t d| |f ��tj�d| d�}tj�|d�}tj�|d�}z t|��}t|�� �� �}W d � n1 s:w Y W n" tyV } z t d| t |�f ��d}~w t yb t d | ��w ||krpt d | ||f ��z!t|d ��}|� t |�� W d � W d S 1 s�w Y W d S t�y } zrd }|j d kr�t�d| � z8t|d �� }|� d� W d � n1 s�w Y t|d ��}|� t |�� W d � n1 s�w Y W n ty� } z| }W Y d} ~ nd} ~ ww d}|�rt d|| t |�f ��W Y d}~d S d}~ww )zB Allocate the required number of VFs for the selected PF. � zDcannot allocate more VFs for PF %s than the SR-IOV maximum: %s > 256rV �devicer �sriov_totalvfsNz(failed parsing sriov_totalvfs for %s: %sz#invalid sriov_totalvfs value for %szKcannot allocate more VFs for PF %s than supported: %s > %s (sriov_totalvfs)�wT� zLdevice or resource busy while setting sriov_numvfs for %s, trying workaround�0Fz,failed setting sriov_numvfs to %s for %s: %s)r r r r r< �int�readrZ r] r^ r6 � ValueErrorr= �errno�logging�warning) rq ri �devdir� numvfs_path� totalvfs_pathr@ �vf_maxrc �bail�e_innerr r r �set_numvfs_for_pf sh � ��� � � ��� � ���� ���r� c C s� t j�d| d�}zHtt j�|d���}|�� �� dd� }W d � n1 s'w Y tt j�|d���}|�� �� dd� }W d � n1 sJw Y W n tyf } z td| t|�f ��d}~ww d�||g�}d}||v rw dS dS ) z� Perform any hardware-specific quirks for the given SR-IOV device to make sure all the VF-count changes are applied. rV rt �vendorrX Nz2could not determine vendor and device ID of %s: %s�:r ) r r r r< rz rZ r] r^ r6 )rq r r@ � device_id� vendor_idrc � combined_id� quirk_devicesr r r � perform_hardware_specific_quirks1 s$ � ���� �r� �/c C s� d}t j�|d|d�}t j�t �|��}t j�|d| d�}t �|�D ]"} d| v rDt j�|| �} t j�t �| ��} | |krD| dd� } nq"|sOtd||f ��ztjddd d | d |d t |�g tj tj d � W dS tj yu td| ��w )z@ Apply the hardware VLAN filtering for the selected VF. Nz sys/class/netrt �virtfn� zAcould not determine the VF index for %s while configuring vlan %s�ip�linkr- r, r? �vlan)�stdout�stderrzJfailed setting SR-IOV VLAN filter for vlan %s (ip link set command failed)) r r r r r �listdirr^ r. r/ r6 �DEVNULL�CalledProcessError) rq r? � vlan_name�vlan_id�prefix�vf_index� vf_devdir� vf_dev_id� pf_devdirr@ �dev_path�dev_idr r r �apply_vlan_filter_for_vfN s< � � � ���r� c C sR t �� }|�|� t �� }|�|� | �� t�� }| j}t t �}i }i }t |||||� g }|rE|� � D ]\} } t | | �s?q5|�| � q5|rT|D ]} t| � qIt�� }|D ]/} || } | jr}|D ]} | j| d�r{| |v rw|| rwtd| ��| || < qaqV| |v r�| || < qV|� � D ]O\}}|| } | j}|dv r�t|�}t|�}|jr�t�d�||j�� |jr�| j }zt |j|j � |� dd|� W |s�t |j|j � q�|s�t |j|j � w w q�t!� }|j"� � D ]D\}} | j#�r&| j$}| j%}|�&|j'�} | �st�(d||j'f � q�|�&|j)j'�} | |v �rtd| |j'|f ��t*| | ||� |�+| � q�d S ) z Go through all interfaces, identify which ones are SR-IOV VFs, create them and perform all other necessary setup. )rE z3matched more than one interface for a VF device: %s)� switchdev�legacyzFound VFs of {}: {}�eswitch�modezKSR-IOV vlan defined for %s but link %s is either not a VF or has no matcheszJinterface %s for netplan device %s (%s) already has an SR-IOV vlan definedN),rj �Parser�load_yaml_hierarchy�State�import_parser_results�parse� netifacesrO rP r ry rr rf r� r r� rH rJ r �embedded_switch_moderd r r r} �debugr! r# r( � delay_virtual_functions_rebindrD r r0 rA r- �vlans�has_sriov_vlan_filter� vlan_linkr� rN rh r~ rg r� �add)�config_manager�rootdir�parserrP rO rm r( rR �vf_count_changedrq ri r? ro rT � netdef_id�iface� eswitch_moder �pcidev�rebind_delayed�filtered_vlans_setr� r� r� r r r �apply_sriov_configu s� � ������� � � ��r� )r� )r} r r. �typing� collectionsr �netplan.cli.utils�clirK �netplan.libnetplanrj �netplan.configmanagerr r� �objectr �IterablerA rD rU rd rr r� r� r� r� r r r r �<module> s& !/ '
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