QMP patches patches for 2020-10-27
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This commit is contained in:
Peter Maydell
commit
c044400914
131
scripts/qmp/qmp
131
scripts/qmp/qmp
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@ -1,128 +1,11 @@
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#!/usr/bin/env python3
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#
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# QMP command line tool
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#
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# Copyright IBM, Corp. 2011
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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 GPLv2 or later.
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# See the COPYING file in the top-level directory.
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import sys, os
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import sys
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sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'python'))
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from qemu.qmp import QEMUMonitorProtocol
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print('''This unmaintained and undocumented script was removed in preference
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for qmp-shell. The assumption is that most users are using either
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qmp-shell, socat, or pasting/piping JSON into stdio. The duplication of
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facilities here is unwanted, and the divergence of syntax harmful.''',
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file=sys.stderr)
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def print_response(rsp, prefix=[]):
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if type(rsp) == list:
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i = 0
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for item in rsp:
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if prefix == []:
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prefix = ['item']
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print_response(item, prefix[:-1] + ['%s[%d]' % (prefix[-1], i)])
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i += 1
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elif type(rsp) == dict:
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for key in rsp.keys():
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print_response(rsp[key], prefix + [key])
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else:
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if len(prefix):
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print('%s: %s' % ('.'.join(prefix), rsp))
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else:
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print('%s' % (rsp))
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def main(args):
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path = None
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# Use QMP_PATH if it's set
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if 'QMP_PATH' in os.environ:
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path = os.environ['QMP_PATH']
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while len(args):
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arg = args[0]
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if arg.startswith('--'):
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arg = arg[2:]
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if arg.find('=') == -1:
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value = True
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else:
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arg, value = arg.split('=', 1)
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if arg in ['path']:
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if type(value) == str:
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path = value
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elif arg in ['help']:
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os.execlp('man', 'man', 'qmp')
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else:
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print('Unknown argument "%s"' % arg)
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args = args[1:]
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else:
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break
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if not path:
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print("QMP path isn't set, use --path=qmp-monitor-address or set QMP_PATH")
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return 1
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if len(args):
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command, args = args[0], args[1:]
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else:
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print('No command found')
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print('Usage: "qmp [--path=qmp-monitor-address] qmp-cmd arguments"')
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return 1
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if command in ['help']:
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os.execlp('man', 'man', 'qmp')
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srv = QEMUMonitorProtocol(path)
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srv.connect()
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def do_command(srv, cmd, **kwds):
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rsp = srv.cmd(cmd, kwds)
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if 'error' in rsp:
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raise Exception(rsp['error']['desc'])
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return rsp['return']
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commands = map(lambda x: x['name'], do_command(srv, 'query-commands'))
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srv.close()
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if command not in commands:
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fullcmd = 'qmp-%s' % command
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try:
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os.environ['QMP_PATH'] = path
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os.execvp(fullcmd, [fullcmd] + args)
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except OSError as exc:
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if exc.errno == 2:
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print('Command "%s" not found.' % (fullcmd))
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return 1
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raise
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return 0
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srv = QEMUMonitorProtocol(path)
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srv.connect()
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arguments = {}
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for arg in args:
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if not arg.startswith('--'):
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print('Unknown argument "%s"' % arg)
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return 1
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arg = arg[2:]
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if arg.find('=') == -1:
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value = True
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else:
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arg, value = arg.split('=', 1)
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if arg in ['help']:
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os.execlp('man', 'man', 'qmp-%s' % command)
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return 1
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arguments[arg] = value
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rsp = do_command(srv, command, **arguments)
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print_response(rsp)
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if __name__ == '__main__':
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sys.exit(main(sys.argv[1:]))
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sys.exit(1)
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@ -260,7 +260,7 @@ class QMPShell(qmp.QEMUMonitorProtocol):
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indent = None
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if self._pretty:
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indent = 4
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jsobj = json.dumps(qmp, indent=indent)
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jsobj = json.dumps(qmp, indent=indent, sort_keys=self._pretty)
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print(str(jsobj))
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def _execute_cmd(self, cmdline):
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