gvmtools.cli.main() - Code Metrics - Inspection of "Merge pull request #201 from bjoernricks/support-g..." - greenbone/gvm-tools - Measure and Improve Code Quality continuously with Scrutinizer

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created 2019-07-30 08:45 UTC

gvmtools.cli.main() F

↳ Parent: gvmtools.cli

Complexity

Conditions

Size

Total Lines	73
Code Lines	47

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	47
dl	0
loc	73
rs	3.6
c	0
b	0
f	0
cc	14
nop	0

How to fix Long Method Complexity

# -*- coding: utf-8 -*-
# Copyright (C) 2018 Greenbone Networks GmbH
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import getpass
import logging
import sys

from gvm.errors import GvmError
from gvm.protocols.latest import Osp
from gvm.protocols.gmp import Gmp
from gvm.transforms import CheckCommandTransform
from gvm.xml import validate_xml_string

from gvmtools.helper import do_not_run_as_root
from gvmtools.parser import (
    create_parser,
    create_connection,
    PROTOCOL_OSP,
    PROTOCOL_GMP,
)

logger = logging.getLogger(__name__)

HELP_TEXT = """
    Command line tool to access services via GMP (Greenbone Management Protocol) and OSP (Open Scanner Protocol)

    Examples:
      gvm-cli socket --help
      gvm-cli tls --help
      gvm-cli ssh --help

      gvm-cli socket --xml "<get_version/>"
      gvm-cli socket --xml "<commands><authenticate><credentials><username>myuser</username><password>mypass</password></credentials></authenticate><get_tasks/></commands>"
      gvm-cli socket --gmp-username foo --gmp-password foo < myfile.xml

    The protocol specifications for GMP and OSP are available at:
      https://docs.greenbone.net/index.html#api_documentation"""


def _load_infile(filename=None):
    if not filename:
        return None

    with open(filename) as f:
        return f.read()


def main():
    do_not_run_as_root()

    parser = create_parser(description=HELP_TEXT, logfilename='gvm-cli.log')

    parser.add_protocol_argument()

    parser.add_argument('-X', '--xml', help='XML request to send')
    parser.add_argument(
        '-r', '--raw', help='Return raw XML', action='store_true', default=False
    )
    parser.add_argument(
        'infile', nargs='?', help='File to read XML commands from.'
    )

    args = parser.parse_args()

    # If timeout value is -1, then the socket has no timeout for this session
    if args.timeout == -1:
        args.timeout = None

    if args.xml is not None:
        xml = args.xml
    else:
        try:
            xml = _load_infile(args.infile)
        except IOError as e:
            print(e, file=sys.stderr)
            sys.exit(1)

    # If no command was given, program asks for one
    if len(xml) == 0:
        xml = input()

    try:
        validate_xml_string(xml)
    except GvmError as e:
        print(e, file=sys.stderr)
        sys.exit(1)

    connection = create_connection(**vars(args))

    if args.raw:
        transform = None
    else:
        transform = CheckCommandTransform()

    if args.protocol == PROTOCOL_OSP:
        protocol_class = Osp
    else:
        protocol_class = Gmp

    with protocol_class(connection, transform=transform) as protocol:

        if args.protocol == PROTOCOL_GMP:
            # Ask for password if none are given
            if args.gmp_username and not args.gmp_password:
                args.gmp_password = getpass.getpass(
                    'Enter password for ' + args.gmp_username + ': '
                )

            if args.gmp_username:
                protocol.authenticate(args.gmp_username, args.gmp_password)

        try:
            result = protocol.send_command(xml)

            print(result)
        except Exception as e:  # pylint: disable=broad-except
            print(e, file=sys.stderr)
            sys.exit(1)

    sys.exit(0)


if __name__ == '__main__':
    main()


1			# -- coding: utf-8 --
2			# Copyright (C) 2018 Greenbone Networks GmbH
3			#
4			# SPDX-License-Identifier: GPL-3.0-or-later
5			#
6			# This program is free software: you can redistribute it and/or modify
7			# it under the terms of the GNU General Public License as published by
8			# the Free Software Foundation, either version 3 of the License, or
9			# (at your option) any later version.
10			#
11			# This program is distributed in the hope that it will be useful,
12			# but WITHOUT ANY WARRANTY; without even the implied warranty of
13			# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			# GNU General Public License for more details.
15			#
16			# You should have received a copy of the GNU General Public License
17			# along with this program. If not, see <http://www.gnu.org/licenses/>.
18
19			import getpass
20			import logging
21			import sys
22
23			from gvm.errors import GvmError
24			from gvm.protocols.latest import Osp
25			from gvm.protocols.gmp import Gmp
26			from gvm.transforms import CheckCommandTransform
27			from gvm.xml import validate_xml_string
28
29			from gvmtools.helper import do_not_run_as_root
30			from gvmtools.parser import (
31			create_parser,
32			create_connection,
33			PROTOCOL_OSP,
34			PROTOCOL_GMP,
35			)
36
37			logger = logging.getLogger(__name__)
38
39			HELP_TEXT = """
40			Command line tool to access services via GMP (Greenbone Management Protocol) and OSP (Open Scanner Protocol)
41
42			Examples:
43			gvm-cli socket --help
44			gvm-cli tls --help
45			gvm-cli ssh --help
46
47			gvm-cli socket --xml "<get_version/>"
48			gvm-cli socket --xml "<commands><authenticate><credentials><username>myuser</username><password>mypass</password></credentials></authenticate><get_tasks/></commands>"
49			gvm-cli socket --gmp-username foo --gmp-password foo < myfile.xml
50
51			The protocol specifications for GMP and OSP are available at:
52			https://docs.greenbone.net/index.html#api_documentation"""
53
54
55			def _load_infile(filename=None):
56			if not filename:
57			return None
58
59			with open(filename) as f:
60			return f.read()
61
62
63			def main():
64			do_not_run_as_root()
65
66			parser = create_parser(description=HELP_TEXT, logfilename='gvm-cli.log')
67
68			parser.add_protocol_argument()
69
70			parser.add_argument('-X', '--xml', help='XML request to send')
71			parser.add_argument(
72			'-r', '--raw', help='Return raw XML', action='store_true', default=False
73			)
74			parser.add_argument(
75			'infile', nargs='?', help='File to read XML commands from.'
76			)
77
78			args = parser.parse_args()
79
80			# If timeout value is -1, then the socket has no timeout for this session
81			if args.timeout == -1:
82			args.timeout = None
83
84			if args.xml is not None:
85			xml = args.xml
86			else:
87			try:
88			xml = _load_infile(args.infile)
89			except IOError as e:
90			print(e, file=sys.stderr)
91			sys.exit(1)
92
93			# If no command was given, program asks for one
94			if len(xml) == 0:
95			xml = input()
96
97			try:
98			validate_xml_string(xml)
99			except GvmError as e:
100			print(e, file=sys.stderr)
101			sys.exit(1)
102
103			connection = create_connection(**vars(args))
104
105			if args.raw:
106			transform = None
107			else:
108			transform = CheckCommandTransform()
109
110			if args.protocol == PROTOCOL_OSP:
111			protocol_class = Osp
112			else:
113			protocol_class = Gmp
114
115			with protocol_class(connection, transform=transform) as protocol:
116
117			if args.protocol == PROTOCOL_GMP:
118			# Ask for password if none are given
119			if args.gmp_username and not args.gmp_password:
120			args.gmp_password = getpass.getpass(
121			'Enter password for ' + args.gmp_username + ': '
122			)
123
124			if args.gmp_username:
125			protocol.authenticate(args.gmp_username, args.gmp_password)
126
127			try:
128			result = protocol.send_command(xml)
129
130			print(result)
131			except Exception as e: # pylint: disable=broad-except
132			print(e, file=sys.stderr)
133			sys.exit(1)
134
135			sys.exit(0)
136
137
138			if __name__ == '__main__':
139			main()
140

greenbone / gvm-tools

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gvmtools.cli.main() F

Complexity

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How to fix Long Method Complexity

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