How to use command_capabilities method in avocado

Best Python code snippet using avocado_python

git-remote-gemini

Source:git-remote-gemini

...107		if not parts: error("malformed command input from git")108		if hasattr(self,f"command_{parts[0]}"):109			return getattr(self,f"command_{parts[0]}")(*parts[1:])110		else: error(f"unknown command '{parts[0]}' from git")111	def command_capabilities(self):112		"""Returns the capabilities we provide. We only provide `fetch`, so... yeah."""113		yield 'fetch'114		yield ''115	def get_hash_algo(self,sample):116		if len(sample)==40:117			return hashlib.sha1118		if len(sample)==64:119			return hashlib.sha256120		return None121	def get_hash_algo_name(self,algo):122		return algo.__name__.rsplit("_",1)[1]123	def get_refs(self):124		info_refs = self.fetch("/info/refs")125		try:...

ova.py

Source:ova.py

1# Copyright (c) 2018 Eaton.  All rights reserved.2#3# This file is part of kiwi.4#5# kiwi is free software: you can redistribute it and/or modify6# it under the terms of the GNU General Public License as published by7# the Free Software Foundation, either version 3 of the License, or8# (at your option) any later version.9#10# kiwi is distributed in the hope that it will be useful,11# but WITHOUT ANY WARRANTY; without even the implied warranty of12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the13# GNU General Public License for more details.14#15# You should have received a copy of the GNU General Public License16# along with kiwi.  If not, see <http://www.gnu.org/licenses/>17#18import os19import stat20from textwrap import dedent21# project22from kiwi.storage.subformat.vmdk import DiskFormatVmdk23from kiwi.storage.subformat.base import DiskFormatBase24from kiwi.command import Command25from kiwi.utils.command_capabilities import CommandCapabilities26from kiwi.path import Path27from kiwi.system.result import Result28from kiwi.exceptions import (29    KiwiFormatSetupError,30    KiwiCommandNotFound31)32class DiskFormatOva(DiskFormatBase):33    """34    **Create ova disk format, based on vmdk**35    """36    def post_init(self, custom_args: dict) -> None:37        """38        vmdk disk format post initialization method39        Store qemu options as list from custom args dict40        :param dict custom_args: custom qemu arguments dictionary41        """42        ovftype = self.xml_state.get_build_type_machine_section().get_ovftype()43        if ovftype != 'vmware':44            raise KiwiFormatSetupError('Unsupported ovftype %s' % ovftype)45        self.image_format = 'ova'46        self.options = self.get_qemu_option_list(custom_args)47        self.vmdk = DiskFormatVmdk(48            self.xml_state, self.root_dir, self.target_dir, custom_args49        )50    def create_image_format(self) -> None:51        """52        Create ova disk format using ovftool from53        https://www.vmware.com/support/developer/ovf54        """55        # Check for required ovftool56        ovftool = Path.which(filename='ovftool', access_mode=os.X_OK)57        if not ovftool:58            tool_not_found_message = dedent('''\n59                Required tool {0} not found in PATH on the build host60                Building OVA images requires VMware's {0} tool which61                can be installed from the following location62                https://www.vmware.com/support/developer/ovf63            ''')64            raise KiwiCommandNotFound(65                tool_not_found_message.format(ovftool)66            )67        # Create the vmdk disk image and vmx config68        self.vmdk.create_image_format()69        # Convert to ova using ovftool70        vmx = self.get_target_file_path_for_format('vmx')71        ova = self.get_target_file_path_for_format('ova')72        try:73            os.unlink(ova)74        except OSError:75            pass76        ovftool_options = []77        if CommandCapabilities.has_option_in_help(78            ovftool, '--shaAlgorithm', raise_on_error=False79        ):80            ovftool_options.append('--shaAlgorithm=SHA1')81        Command.run(82            [ovftool] + ovftool_options + [vmx, ova]83        )84        # ovftool ignores the umask and creates files with 060085        # apply file permission bits set in the vmx file to the86        # ova file87        st = os.stat(vmx)88        os.chmod(ova, stat.S_IMODE(st.st_mode))89    def store_to_result(self, result: Result) -> None:90        """91        Store the resulting ova file into the provided result instance.92        :param object result: Instance of Result93        """94        result.add(95            key='disk_format_image',96            filename=self.get_target_file_path_for_format('ova'),97            use_for_bundle=True,98            compress=self.runtime_config.get_bundle_compression(99                default=False100            ),101            shasum=True...

loop_device.py

Source:loop_device.py

1# Copyright (c) 2015 SUSE Linux GmbH.  All rights reserved.2#3# This file is part of kiwi.4#5# kiwi is free software: you can redistribute it and/or modify6# it under the terms of the GNU General Public License as published by7# the Free Software Foundation, either version 3 of the License, or8# (at your option) any later version.9#10# kiwi is distributed in the hope that it will be useful,11# but WITHOUT ANY WARRANTY; without even the implied warranty of12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the13# GNU General Public License for more details.14#15# You should have received a copy of the GNU General Public License16# along with kiwi.  If not, see <http://www.gnu.org/licenses/>17#18import os19import logging20# project21from kiwi.command import Command22from kiwi.storage.device_provider import DeviceProvider23from kiwi.utils.command_capabilities import CommandCapabilities24from kiwi.exceptions import (25    KiwiLoopSetupError26)27log = logging.getLogger('kiwi')28class LoopDevice(DeviceProvider):29    """30    **Create and manage loop device file for block operations**31    :param string filename: loop file name to create32    :param int filesize_mbytes: size of the loop file33    :param int blocksize_bytes: blocksize used in loop driver34    """35    def __init__(36        self, filename: str, filesize_mbytes: int = None,37        blocksize_bytes: int = None38    ):39        self.node_name = ''40        if not os.path.exists(filename) and not filesize_mbytes:41            raise KiwiLoopSetupError(42                'Can not create loop file without a size'43            )44        self.filename = filename45        self.filesize_mbytes = filesize_mbytes46        self.blocksize_bytes = blocksize_bytes47    def get_device(self) -> str:48        """49        Device node name50        :return: device node name51        :rtype: str52        """53        return self.node_name54    def is_loop(self) -> bool:55        """56        Always True57        :return: True58        :rtype: bool59        """60        return True61    def create(self, overwrite: bool = True):62        """63        Setup a loop device of the blocksize given in the constructor64        The file to loop is created with the size specified in the65        constructor unless an existing one should not be overwritten66        :param bool overwrite: overwrite existing file to loop67        """68        if overwrite:69            qemu_img_size = format(self.filesize_mbytes) + 'M'70            Command.run(71                ['qemu-img', 'create', self.filename, qemu_img_size]72            )73        loop_options = []74        if self.blocksize_bytes and self.blocksize_bytes != 512:75            if CommandCapabilities.has_option_in_help(76                'losetup', '--sector-size', raise_on_error=False77            ):78                loop_options.append('--sector-size')79            else:80                loop_options.append('--logical-blocksize')81            loop_options.append(format(self.blocksize_bytes))82        loop_call = Command.run(83            ['losetup'] + loop_options + ['-f', '--show', self.filename]84        )85        self.node_name = loop_call.output.rstrip(os.linesep)86    def __del__(self):87        if self.node_name:88            log.info('Cleaning up %s instance', type(self).__name__)89            try:90                Command.run(['losetup', '-d', self.node_name])91            except Exception:92                log.warning(93                    'loop device %s still busy', self.node_name...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.