File: //lib/python3.6/site-packages/pycriu/__pycache__/criu.cpython-36.opt-1.pyc
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Base class for communication classes.
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Connect to criu and return socket object.
daemon -- is for whether or not criu should daemonize if executing criu from binary(comm_bin).
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Disconnect from criu.
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Communication class for unix socket.
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Communication class for file descriptor.
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z_criu_comm_fd.connectc C s | j j� d S )N)r r )r r r r r
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Communication class for binary.
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z_criu_comm_bin.connectc C s" | j j� | js tj| jd� d S )Nr )r r r r" r0 r )r r r r r
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CRIUExceptionz?
Exception class for handling and storing criu errors.
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Exception class for handling and storing internal errors.
c C s" || _ dtjj| j �|f | _d S )Nz!%s failed with internal error: %s)r8 �rpc�
criu_req_type�Namer6 )r r8 �sr r r r � s z CRIUExceptionInternal.__init__N)r r r
r r r r r r r9 � s r9 c @ s e Zd ZdZdd� Zdd� ZdS )�CRIUExceptionExternalzC
Exception class for handling and storing criu RPC errors.
c C s || _ || _|| _| j� | _d S )N)r8 �resp_typ�errno�_gen_error_strr6 )r Zreq_typr? r@ r r r r � s z CRIUExceptionExternal.__init__c C s� dt jj| j�f }| j| jkr0|d| jf 7 }|d| jf 7 }| jtjkrV|d7 }nL| jt jkrx| jtjkrx|d7 }n*| jt j kr�| jtj
kr�|d7 }n|d7 }|S )Nz %s failed: z Unexpected response type %d: z Error(%d): z Bad optionszNo process with such pidz)Process with requested pid already existsZUnknown) r: r; r< r8 r? r@ ZEBADRQC�DUMPZESRCH�RESTOREZEEXIST)r r= r r r rA � s
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Call criu through RPC.
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Access criu using unix socket which that belongs to criu service daemon.
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Access criu using provided fd.
N)r rH )r r r r r �use_fd� s z criu.use_fdc C s t |�| _dS )zO
Access criu by execing it using provided path to criu binary.
N)r rH )r Zbin_namer r r rF � s zcriu.use_binaryc C s� d}|j tjkr"|jjd� r"d}yx| js8| jj|�}n| j}|jrJ|| _|j |j
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As simple as send request and receive response.
F�pidTr N)�typer: rB rG ZHasFieldr rH r � keep_openr# ZSerializeToStringr2 �lenr Z MSG_TRUNCZMSG_PEEKr
Z criu_respZParseFromString� Exceptionr9 �str)r �reqr r= Zbuf�resp�er r r �_send_req_and_recv_resp� s$
"z criu._send_req_and_recv_respc C sD t j� }t j|_|jj| j� | j|�}|js@t|j|j|j ��dS )zB
Checks whether the kernel support is up-to-date.
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Checkpoint a process/tree identified by opts.pid.
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z criu.dumpc C sF t j� }t j|_|jj| j� | j|�}|js@t|j|j|j ��|j
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Checkpoint a process/tree identified by opts.pid.
) r: rU ZPRE_DUMPrL rG rV rT rW r> rX rZ )r rQ rR r r r �pre_dump+ s
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criu.pre_dumpc C sF t j� }t j|_|jj| j� | j|�}|js@t|j|j|j ��|j
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Restore a process/tree.
) r: rU rC rL rG rV rT rW r> rX �restore)r rQ rR r r r r\ : s
z criu.restorec C sL t j� }t j|_|jj| j� d|_| j|�}|jsFt |j|j|j
��|j S )NT) r: rU ZPAGE_SERVER_CHLDrL rG rV rM rT rW r> rX Zps)r rQ rR r r r �page_server_chldI s
zcriu.page_server_chldc C s> t j� }t j|_||_| j|�}|js8t|j|j|j��|j S )N)
r: rU ZWAIT_PIDrL rK rT rW r> rX Zstatus)r rK rQ rR r r r �wait_pidV s
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