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22f3946bc5
Populate it with all scripts stored in QMP/. Also fixes trailing whitespaces in qmp-shell and qmp.py. Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>
139 lines
4.3 KiB
Python
Executable File
139 lines
4.3 KiB
Python
Executable File
#!/usr/bin/python
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##
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# QEMU Object Model test tools
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#
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# Copyright IBM, Corp. 2012
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#
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# Authors:
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# Anthony Liguori <aliguori@us.ibm.com>
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#
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# This work is licensed under the terms of the GNU GPL, version 2 or later. See
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# the COPYING file in the top-level directory.
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##
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import fuse, stat
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from fuse import Fuse
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import os, posix
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from errno import *
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from qmp import QEMUMonitorProtocol
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fuse.fuse_python_api = (0, 2)
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class QOMFS(Fuse):
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def __init__(self, qmp, *args, **kwds):
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Fuse.__init__(self, *args, **kwds)
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self.qmp = qmp
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self.qmp.connect()
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self.ino_map = {}
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self.ino_count = 1
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def get_ino(self, path):
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if self.ino_map.has_key(path):
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return self.ino_map[path]
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self.ino_map[path] = self.ino_count
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self.ino_count += 1
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return self.ino_map[path]
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def is_object(self, path):
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try:
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items = self.qmp.command('qom-list', path=path)
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return True
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except:
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return False
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def is_property(self, path):
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try:
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path, prop = path.rsplit('/', 1)
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for item in self.qmp.command('qom-list', path=path):
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if item['name'] == prop:
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return True
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return False
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except:
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return False
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def is_link(self, path):
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try:
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path, prop = path.rsplit('/', 1)
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for item in self.qmp.command('qom-list', path=path):
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if item['name'] == prop:
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if item['type'].startswith('link<'):
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return True
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return False
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return False
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except:
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return False
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def read(self, path, length, offset):
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if not self.is_property(path):
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return -ENOENT
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path, prop = path.rsplit('/', 1)
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try:
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data = str(self.qmp.command('qom-get', path=path, property=prop))
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data += '\n' # make values shell friendly
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except:
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return -EPERM
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if offset > len(data):
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return ''
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return str(data[offset:][:length])
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def readlink(self, path):
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if not self.is_link(path):
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return False
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path, prop = path.rsplit('/', 1)
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prefix = '/'.join(['..'] * (len(path.split('/')) - 1))
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return prefix + str(self.qmp.command('qom-get', path=path,
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property=prop))
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def getattr(self, path):
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if self.is_link(path):
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value = posix.stat_result((0755 | stat.S_IFLNK,
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self.get_ino(path),
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0,
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2,
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1000,
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1000,
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4096,
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0,
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0,
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0))
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elif self.is_object(path):
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value = posix.stat_result((0755 | stat.S_IFDIR,
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self.get_ino(path),
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0,
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2,
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1000,
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1000,
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4096,
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0,
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0,
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0))
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elif self.is_property(path):
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value = posix.stat_result((0644 | stat.S_IFREG,
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self.get_ino(path),
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0,
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1,
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1000,
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1000,
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4096,
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0,
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0,
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0))
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else:
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value = -ENOENT
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return value
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def readdir(self, path, offset):
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yield fuse.Direntry('.')
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yield fuse.Direntry('..')
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for item in self.qmp.command('qom-list', path=path):
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yield fuse.Direntry(str(item['name']))
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if __name__ == '__main__':
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import sys, os
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fs = QOMFS(QEMUMonitorProtocol(os.environ['QMP_SOCKET']))
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fs.main(sys.argv)
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