fix(anta.cli)!: Avoid requiring username, password, inventory for the get commands

.pre-commit-config.yaml

@@ -82,7 +82,7 @@ repos:
   #     - id: ruff
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.6.1
+    rev: v1.7.1
     hooks:
       - id: mypy
         args:

anta/catalog.py

@@ -17,8 +17,8 @@
 from pydantic.types import ImportString
 from yaml import YAMLError, safe_load
 
+from anta.logger import anta_log_exception
 from anta.models import AntaTest
-from anta.tools.misc import anta_log_exception
 
 logger = logging.getLogger(__name__)
 
@@ -224,7 +224,7 @@ def parse(filename: str | Path) -> AntaCatalog:
         try:
             with open(file=filename, mode="r", encoding="UTF-8") as file:
                 data = safe_load(file)
-        except (YAMLError, OSError) as e:
+        except (TypeError, YAMLError, OSError) as e:
             message = f"Unable to parse ANTA Test Catalog file '{filename}'"
             anta_log_exception(e, message, logger)
             raise

anta/cli/__init__.py

@@ -2,84 +2,32 @@
 # Copyright (c) 2023 Arista Networks, Inc.
 # Use of this source code is governed by the Apache License 2.0
 # that can be found in the LICENSE file.
-# coding: utf-8 -*-
 """
 ANTA CLI
 """
 from __future__ import annotations
 
 import logging
 import pathlib
-from typing import Any, Literal
+import sys
 
 import click
 
-from anta import __version__
-from anta.catalog import AntaCatalog
-from anta.cli.check import commands as check_commands
-from anta.cli.debug import commands as debug_commands
-from anta.cli.exec import commands as exec_commands
-from anta.cli.get import commands as get_commands
-from anta.cli.nrfu import commands as nrfu_commands
-from anta.cli.utils import AliasedGroup, IgnoreRequiredWithHelp, parse_catalog, parse_inventory
-from anta.logger import setup_logging
-from anta.result_manager import ResultManager
+from anta import GITHUB_SUGGESTION, __version__
+from anta.cli.check import check as check_command
+from anta.cli.debug import debug as debug_command
+from anta.cli.exec import exec as exec_command
+from anta.cli.get import get as get_command
+from anta.cli.nrfu import nrfu as nrfu_command
+from anta.cli.utils import AliasedGroup, ExitCode
+from anta.logger import Log, LogLevel, anta_log_exception, setup_logging
 
+logger = logging.getLogger(__name__)
 
-@click.group(cls=IgnoreRequiredWithHelp)
+
+@click.group(cls=AliasedGroup)
 @click.pass_context
 @click.version_option(__version__)
-@click.option(
-    "--username",
-    help="Username to connect to EOS",
-    show_envvar=True,
-    required=True,
-)
-@click.option("--password", help="Password to connect to EOS that must be provided. It can be prompted using '--prompt' option.", show_envvar=True)
-@click.option(
-    "--enable-password",
-    help="Password to access EOS Privileged EXEC mode. It can be prompted using '--prompt' option. Requires '--enable' option.",
-    show_envvar=True,
-)
-@click.option(
-    "--enable",
-    help="Some commands may require EOS Privileged EXEC mode. This option tries to access this mode before sending a command to the device.",
-    default=False,
-    show_envvar=True,
-    is_flag=True,
-    show_default=True,
-)
-@click.option(
-    "--prompt",
-    "-P",
-    help="Prompt for passwords if they are not provided.",
-    default=False,
-    is_flag=True,
-    show_default=True,
-)
-@click.option(
-    "--timeout",
-    help="Global connection timeout",
-    default=30,
-    show_envvar=True,
-    show_default=True,
-)
-@click.option(
-    "--insecure",
-    help="Disable SSH Host Key validation",
-    default=False,
-    show_envvar=True,
-    is_flag=True,
-    show_default=True,
-)
-@click.option(
-    "--inventory",
-    "-i",
-    help="Path to the inventory YAML file",
-    show_envvar=True,
-    required=True,
-    type=click.Path(file_okay=True, dir_okay=False, exists=True, readable=True, path_type=pathlib.Path),
-)
 @click.option(
     "--log-file",
     help="Send the logs to a file. If logging level is DEBUG, only INFO or higher will be sent to stdout.",
@@ -88,122 +36,36 @@
 )
 @click.option(
     "--log-level",
-    "--log",
+    "-log",
     help="ANTA logging level",
     default=logging.getLevelName(logging.INFO),
     show_envvar=True,
     show_default=True,
     type=click.Choice(
-        [
-            logging.getLevelName(logging.CRITICAL),
-            logging.getLevelName(logging.ERROR),
-            logging.getLevelName(logging.WARNING),
-            logging.getLevelName(logging.INFO),
-            logging.getLevelName(logging.DEBUG),
-        ],
+        [Log.CRITICAL, Log.ERROR, Log.WARNING, Log.INFO, Log.DEBUG],
         case_sensitive=False,
     ),
 )
-@click.option("--ignore-status", help="Always exit with success", show_envvar=True, is_flag=True, default=False)
-@click.option("--ignore-error", help="Only report failures and not errors", show_envvar=True, is_flag=True, default=False)
-@click.option("--disable-cache", help="Disable cache globally", show_envvar=True, show_default=True, is_flag=True, default=False)
-def anta(
-    ctx: click.Context, inventory: pathlib.Path, log_level: Literal["CRITICAL", "ERROR", "WARNING", "INFO", "DEBUG"], log_file: pathlib.Path, **kwargs: Any
-) -> None:
-    # pylint: disable=unused-argument
+def anta(ctx: click.Context, log_level: LogLevel, log_file: pathlib.Path) -> None:
     """Arista Network Test Automation (ANTA) CLI"""
-    setup_logging(log_level, log_file)
-
-    if not ctx.obj.get("_anta_help"):
-        if ctx.params.get("prompt"):
-            # User asked for a password prompt
-            if ctx.params.get("password") is None:
-                ctx.params["password"] = click.prompt("Please enter a password to connect to EOS", type=str, hide_input=True, confirmation_prompt=True)
-            if ctx.params.get("enable"):
-                if ctx.params.get("enable_password") is None:
-                    if click.confirm("Is a password required to enter EOS privileged EXEC mode?"):
-                        ctx.params["enable_password"] = click.prompt(
-                            "Please enter a password to enter EOS privileged EXEC mode", type=str, hide_input=True, confirmation_prompt=True
-                        )
-        if ctx.params.get("password") is None:
-            raise click.BadParameter(
-                f"EOS password needs to be provided by using either the '{anta.params[2].opts[0]}' option or the '{anta.params[5].opts[0]}' option."
-            )
-        if not ctx.params.get("enable") and ctx.params.get("enable_password"):
-            raise click.BadParameter(f"Providing a password to access EOS Privileged EXEC mode requires '{anta.params[4].opts[0]}' option.")
-
     ctx.ensure_object(dict)
-    ctx.obj["inventory"] = parse_inventory(ctx, inventory)
-    ctx.obj["inventory_path"] = ctx.params["inventory"]
-
-
-@anta.group("nrfu", cls=IgnoreRequiredWithHelp)
-@click.pass_context
-@click.option(
-    "--catalog",
-    "-c",
-    envvar="ANTA_CATALOG",
-    show_envvar=True,
-    help="Path to the test catalog YAML file",
-    type=click.Path(file_okay=True, dir_okay=False, exists=True, readable=True),
-    required=True,
-    callback=parse_catalog,
-)
-def _nrfu(ctx: click.Context, catalog: AntaCatalog) -> None:
-    """Run NRFU against inventory devices"""
-    ctx.obj["catalog"] = catalog
-    ctx.obj["result_manager"] = ResultManager()
-
-
-@anta.group("check", cls=AliasedGroup)
-def _check() -> None:
-    """Check commands for building ANTA"""
-
-
-@anta.group("exec", cls=AliasedGroup)
-def _exec() -> None:
-    """Execute commands to inventory devices"""
-
-
-@anta.group("get", cls=AliasedGroup)
-def _get() -> None:
-    """Get data from/to ANTA"""
-
-
-@anta.group("debug", cls=AliasedGroup)
-def _debug() -> None:
-    """Debug commands for building ANTA"""
-
-
-# Load group commands
-# Prefixing with `_` for avoiding the confusion when importing anta.cli.debug.commands as otherwise the debug group has
-# a commands attribute.
-_check.add_command(check_commands.catalog)
-# Inventory cannot be implemented for now as main 'anta' CLI is already parsing it
-# _check.add_command(check_commands.inventory)
-
-_exec.add_command(exec_commands.clear_counters)
-_exec.add_command(exec_commands.snapshot)
-_exec.add_command(exec_commands.collect_tech_support)
-
-_get.add_command(get_commands.from_cvp)
-_get.add_command(get_commands.from_ansible)
-_get.add_command(get_commands.inventory)
-_get.add_command(get_commands.tags)
+    setup_logging(log_level, log_file)
 
-_debug.add_command(debug_commands.run_cmd)
-_debug.add_command(debug_commands.run_template)
 
-_nrfu.add_command(nrfu_commands.table)
-_nrfu.add_command(nrfu_commands.json)
-_nrfu.add_command(nrfu_commands.text)
-_nrfu.add_command(nrfu_commands.tpl_report)
+anta.add_command(nrfu_command)
+anta.add_command(check_command)
+anta.add_command(exec_command)
+anta.add_command(get_command)
+anta.add_command(debug_command)
 
 
-# ANTA CLI Execution
 def cli() -> None:
     """Entrypoint for pyproject.toml"""
-    anta(obj={}, auto_envvar_prefix="ANTA")  # pragma: no cover
+    try:
+        anta(obj={}, auto_envvar_prefix="ANTA")
+    except Exception as e:  # pylint: disable=broad-exception-caught
+        anta_log_exception(e, f"Uncaught Exception when running ANTA CLI\n{GITHUB_SUGGESTION}", logger)
+        sys.exit(ExitCode.INTERNAL_ERROR)
 
 
 if __name__ == "__main__":

anta/cli/check/__init__.py

@@ -1,3 +1,17 @@
 # Copyright (c) 2023 Arista Networks, Inc.
 # Use of this source code is governed by the Apache License 2.0
 # that can be found in the LICENSE file.
+"""
+Click commands to validate configuration files
+"""
+import click
+
+from anta.cli.check import commands
+
+
+@click.group
+def check() -> None:
+    """Commands to validate configuration files"""
+
+
+check.add_command(commands.catalog)

anta/cli/check/commands.py

@@ -3,7 +3,7 @@
 # that can be found in the LICENSE file.
 # pylint: disable = redefined-outer-name
 """
-Commands for Anta CLI to run check commands.
+Click commands to validate configuration files
 """
 from __future__ import annotations
 
@@ -14,25 +14,16 @@
 
 from anta.catalog import AntaCatalog
 from anta.cli.console import console
-from anta.cli.utils import parse_catalog
+from anta.cli.utils import catalog_options
 
 logger = logging.getLogger(__name__)
 
 
-@click.command()
-@click.option(
-    "--catalog",
-    "-c",
-    envvar="ANTA_CATALOG",
-    show_envvar=True,
-    help="Path to the test catalog YAML file",
-    type=click.Path(file_okay=True, dir_okay=False, exists=True, readable=True, resolve_path=True),
-    required=True,
-    callback=parse_catalog,
-)
+@click.command
+@catalog_options
 def catalog(catalog: AntaCatalog) -> None:
     """
     Check that the catalog is valid
     """
-    console.print(f"[bold][green]Catalog {catalog.filename} is valid")
+    console.print(f"[bold][green]Catalog is valid: {catalog.filename}")
     console.print(pretty_repr(catalog.tests))

anta/cli/console.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # Copyright (c) 2023 Arista Networks, Inc.
 # Use of this source code is governed by the Apache License 2.0
 # that can be found in the LICENSE file.
-# coding: utf-8 -*-
 """
 ANTA Top-level Console
 https://rich.readthedocs.io/en/stable/console.html#console-api

anta/cli/debug/__init__.py

@@ -1,3 +1,18 @@
 # Copyright (c) 2023 Arista Networks, Inc.
 # Use of this source code is governed by the Apache License 2.0
 # that can be found in the LICENSE file.
+"""
+Click commands to execute EOS commands on remote devices
+"""
+import click
+
+from anta.cli.debug import commands
+
+
+@click.group
+def debug() -> None:
+    """Commands to execute EOS commands on remote devices"""
+
+
+debug.add_command(commands.run_cmd)
+debug.add_command(commands.run_template)