Example #1
0
def parse_yaml_linenumbers(data, filename):
    """Parse yaml as ansible.utils.parse_yaml but with linenumbers.

    The line numbers are stored in each node's LINE_NUMBER_KEY key.
    """
    def compose_node(parent, index):
        # the line number where the previous token has ended (plus empty lines)
        line = loader.line
        node = Composer.compose_node(loader, parent, index)
        node.__line__ = line + 1
        return node

    def construct_mapping(node, deep=False):
        mapping = AnsibleConstructor.construct_mapping(loader, node, deep=deep)
        if hasattr(node, '__line__'):
            mapping[LINE_NUMBER_KEY] = node.__line__
        else:
            mapping[LINE_NUMBER_KEY] = mapping._line_number
        mapping[FILENAME_KEY] = filename
        return mapping

    try:
        import inspect
        kwargs = {}
        if 'vault_password' in inspect.getargspec(AnsibleLoader.__init__).args:
            kwargs['vault_password'] = DEFAULT_VAULT_PASSWORD
        loader = AnsibleLoader(data, **kwargs)
        loader.compose_node = compose_node
        loader.construct_mapping = construct_mapping
        data = loader.get_single_data()
    except (yaml.parser.ParserError, yaml.scanner.ScannerError) as e:
        raise SystemExit("Failed to parse YAML in %s: %s" % (filename, str(e)))
    return data
Example #2
0
def parse_yaml_linenumbers(data, filename):
    """
    Parse yaml as ansible.utils.parse_yaml but with linenumbers.

    The line numbers are stored in each node's LINE_NUMBER_KEY key.

    """
    def compose_node(parent, index):
        # the line number where the previous token has ended (plus empty lines)
        line = loader.line
        node = Composer.compose_node(loader, parent, index)
        node.__line__ = line + 1
        return node

    def construct_mapping(node, deep=False):
        try:
            mapping = AnsibleConstructor.construct_mapping(loader,
                                                           node,
                                                           deep=deep)
        except yaml.constructor.ConstructorError as e:
            raise LaterError("syntax error", e)

        if hasattr(node, "__line__"):
            mapping[LINE_NUMBER_KEY] = node.__line__
        else:
            mapping[LINE_NUMBER_KEY] = mapping._line_number
        mapping[FILENAME_KEY] = filename
        return mapping

    try:
        kwargs = {}
        loader = AnsibleLoader(data, **kwargs)
        loader.compose_node = compose_node
        loader.construct_mapping = construct_mapping
        data = loader.get_single_data() or []
    except (yaml.parser.ParserError, yaml.scanner.ScannerError) as e:
        raise LaterError("syntax error", e)
    except (yaml.composer.ComposerError) as e:
        e.problem = "{} {}".format(e.context, e.problem)
        raise LaterError("syntax error", e)
    return data
Example #3
0
def parse_yaml_linenumbers(data, filename):
    """Parses yaml as ansible.utils.parse_yaml but with linenumbers.

    The line numbers are stored in each node's LINE_NUMBER_KEY key.
    """

    def compose_node(parent, index):
        # the line number where the previous token has ended (plus empty lines)
        line = loader.line
        node = Composer.compose_node(loader, parent, index)
        node.__line__ = line + 1
        return node

    def construct_mapping(node, deep=False):
        if ANSIBLE_VERSION < 2:
            mapping = Constructor.construct_mapping(loader, node, deep=deep)
        else:
            mapping = AnsibleConstructor.construct_mapping(loader, node, deep=deep)
        if hasattr(node, '__line__'):
            mapping[LINE_NUMBER_KEY] = node.__line__
        else:
            mapping[LINE_NUMBER_KEY] = mapping._line_number
        mapping[FILENAME_KEY] = filename
        return mapping

    try:
        if ANSIBLE_VERSION < 2:
            loader = yaml.Loader(data)
        else:
            import inspect
            kwargs = {}
            if 'vault_password' in inspect.getargspec(AnsibleLoader.__init__).args:
                kwargs['vault_password'] = DEFAULT_VAULT_PASSWORD
            loader = AnsibleLoader(data, **kwargs)
        loader.compose_node = compose_node
        loader.construct_mapping = construct_mapping
        data = loader.get_single_data()
    except (yaml.parser.ParserError, yaml.scanner.ScannerError) as e:
        raise SystemExit("Failed to parse YAML in %s: %s" % (filename, str(e)))
    return data
Example #4
0
def parse_yaml_linenumbers(lintable: Lintable) -> AnsibleBaseYAMLObject:
    """Parse yaml as ansible.utils.parse_yaml but with linenumbers.

    The line numbers are stored in each node's LINE_NUMBER_KEY key.
    """
    def compose_node(parent: yaml.nodes.Node, index: int) -> yaml.nodes.Node:
        # the line number where the previous token has ended (plus empty lines)
        line = loader.line
        node = Composer.compose_node(loader, parent, index)
        if not isinstance(node, yaml.nodes.Node):
            raise RuntimeError("Unexpected yaml data.")
        setattr(node, '__line__', line + 1)
        return node

    def construct_mapping(node: AnsibleBaseYAMLObject,
                          deep: bool = False) -> AnsibleMapping:
        mapping = AnsibleConstructor.construct_mapping(loader, node, deep=deep)
        if hasattr(node, '__line__'):
            mapping[LINE_NUMBER_KEY] = node.__line__
        else:
            mapping[LINE_NUMBER_KEY] = mapping._line_number
        mapping[FILENAME_KEY] = lintable.path
        return mapping

    try:
        kwargs = {}
        if 'vault_password' in inspect.getfullargspec(
                AnsibleLoader.__init__).args:
            kwargs['vault_password'] = DEFAULT_VAULT_PASSWORD
        loader = AnsibleLoader(lintable.content, **kwargs)
        loader.compose_node = compose_node
        loader.construct_mapping = construct_mapping
        data = loader.get_single_data()
    except (yaml.parser.ParserError, yaml.scanner.ScannerError) as e:
        logging.exception(e)
        raise SystemExit("Failed to parse YAML in %s: %s" %
                         (lintable.path, str(e)))
    return data