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"""Compatibility functions going from Zabbix-CLI v2 to v3.
The functions in this module are intended to ease the transition by
providing fallbacks to deprecated functionality in Zabbix-CLI v2.
"""
from __future__ import annotations
import os
import shlex
from pathlib import Path
from typing import Optional
import typer
from click.core import CommandCollection
from click.core import Group
CONFIG_FILENAME = "zabbix-cli.conf"
CONFIG_FIXED_NAME = "zabbix-cli.fixed.conf"
# Config file locations
CONFIG_DEFAULT_DIR = "/usr/share/zabbix-cli"
CONFIG_SYSTEM_DIR = "/etc/zabbix-cli"
CONFIG_USER_DIR = os.path.expanduser("~/.zabbix-cli")
# Any item will overwrite values from the previous (NYI)
CONFIG_PRIORITY = tuple(
Path(os.path.join(d, f))
for d, f in (
(CONFIG_DEFAULT_DIR, CONFIG_FIXED_NAME),
(CONFIG_SYSTEM_DIR, CONFIG_FIXED_NAME),
(CONFIG_USER_DIR, CONFIG_FILENAME),
(CONFIG_SYSTEM_DIR, CONFIG_FILENAME),
(CONFIG_DEFAULT_DIR, CONFIG_FILENAME),
)
)
AUTH_FILE = Path.home() / ".zabbix-cli_auth"
AUTH_TOKEN_FILE = Path.home() / ".zabbix-cli_auth_token"
def run_command_from_option(ctx: typer.Context, command: str) -> None:
"""Runs a command via old-style --command/-C option."""
from zabbix_cli.output.console import error
from zabbix_cli.output.console import exit_err
from zabbix_cli.output.console import warning
warning(
"The [i]--command/-C[/] option is deprecated and will be removed in a future release. "
"Invoke command directly instead."
)
if not isinstance(ctx.command, (CommandCollection, Group)):
exit_err( # TODO: find out if this could ever happen?
f"Cannot run command {command!r}. Ensure it is a valid command and try again."
)
parts = shlex.split(command, comments=True)
if not parts:
exit_err(
f"Command {command!r} is empty. Ensure it is a valid command and try again."
)
try:
with ctx.command.make_context(None, parts, parent=ctx) as new_ctx:
ctx.command.invoke(new_ctx)
except typer.Exit:
pass
except Exception as e:
error(
f"Command {command!r} failed with error: {e}. Try re-running without --command."
)
raise
def args_callback(
ctx: typer.Context, value: Optional[list[str]]
) -> Optional[list[str]]:
if ctx.resilient_parsing:
return # for auto-completion
if value:
from zabbix_cli.output.console import warning
warning(
f"Detected deprecated positional arguments {value}. Use options instead."
)
# NOTE: Must NEVER return None. The "fix" in Typer 0.10.0 for None defaults
# somehow broke the parsing of callback values by causing values returned by
# callbacks to be passed to the internal converter, which then fails
# because it expects a list but gets None.
# https://github.com/tiangolo/typer/pull/664
# https://github.com/tiangolo/typer/blob/142422a14ca4c6a8ad579e9bd0fd0728364d86e3/typer/main.py#L639
return value or []
ARGS_POSITIONAL = typer.Argument(
None,
help="DEPRECATED: V2-style positional arguments.",
show_default=False,
hidden=True,
callback=args_callback,
)
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