mirror of
https://github.com/checkpoint-restore/criu.git
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bba4000c40
Signed-off-by: Andrey Vagin <avagin@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
73 lines
1.8 KiB
Python
Executable file
73 lines
1.8 KiB
Python
Executable file
#!/usr/bin/python
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import socket, os, imp, sys, errno
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import rpc_pb2 as rpc
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import argparse
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parser = argparse.ArgumentParser(description="Test page-server using CRIU RPC")
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parser.add_argument('socket', type = str, help = "CRIU service socket")
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parser.add_argument('dir', type = str, help = "Directory where CRIU images should be placed")
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args = vars(parser.parse_args())
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# Connect to service socket
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s = socket.socket(socket.AF_UNIX, socket.SOCK_SEQPACKET)
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s.connect(args['socket'])
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# Start page-server
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print 'Starting page-server'
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req = rpc.criu_req()
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req.type = rpc.PAGE_SERVER
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req.opts.log_file = 'page-server.log'
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req.opts.log_level = 4
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req.opts.images_dir_fd = os.open(args['dir'], os.O_DIRECTORY)
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s.send(req.SerializeToString())
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resp = rpc.criu_resp()
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MAX_MSG_SIZE = 1024
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resp.ParseFromString(s.recv(MAX_MSG_SIZE))
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if resp.type != rpc.PAGE_SERVER:
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print 'Unexpected msg type'
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sys.exit(1)
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else:
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if resp.success:
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# check if pid even exists
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try:
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os.kill(resp.ps.pid, 0)
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except OSError as err:
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if err.errno == errno.ESRCH:
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print 'No process with page-server pid %d' %(resp.ps.pid)
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else:
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print 'Can\'t check that process %d exists' %(resp.ps.pid)
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sys.exit(1)
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print 'Success, page-server pid %d started on port %u' %(resp.ps.pid, resp.ps.port)
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else:
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print 'Failed to start page-server'
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sys.exit(1)
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# Perform self-dump
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print 'Dumping myself using page-server'
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req.type = rpc.DUMP
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req.opts.ps.port = resp.ps.port
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req.opts.log_file = 'dump.log'
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req.opts.leave_running = True
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s.close()
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s = socket.socket(socket.AF_UNIX, socket.SOCK_SEQPACKET)
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s.connect(args['socket'])
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s.send(req.SerializeToString())
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resp.ParseFromString(s.recv(MAX_MSG_SIZE))
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if resp.type != rpc.DUMP:
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print 'Unexpected msg type'
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sys.exit(1)
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else:
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if resp.success:
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print 'Success'
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else:
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print 'Fail'
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sys.exit(1)
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