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from __future__ import annotations
from typing import Optional
import typer
from zabbix_cli._v2_compat import ARGS_POSITIONAL
from zabbix_cli.app import Example
from zabbix_cli.app import app
from zabbix_cli.commands.common.args import OPTION_LIMIT
from zabbix_cli.output.console import exit_err
from zabbix_cli.output.render import render_result
from zabbix_cli.utils.args import parse_list_arg
@app.command(
name="show_last_values",
rich_help_panel="Host Monitoring", # Moved to host monitoring for now
examples=[
Example(
"Get items starting with 'MongoDB'",
"show_last_values 'MongoDB*'",
),
Example(
"Get items containing 'memory'",
"show_last_values '*memory*'",
),
Example(
"Get all items (WARNING: slow!)",
"show_last_values '*'",
),
],
)
def show_last_values(
ctx: typer.Context,
item: str = typer.Argument(
help="Item names or IDs. Comma-separated. Supports wildcards.",
show_default=False,
),
group: bool = typer.Option(
False, "--group", help="Group items with the same value."
),
limit: Optional[int] = OPTION_LIMIT,
args: Optional[list[str]] = ARGS_POSITIONAL,
) -> None:
"""Show the last values of given items of monitored hosts."""
from zabbix_cli.commands.results.item import ItemResult
from zabbix_cli.commands.results.item import group_items
from zabbix_cli.models import AggregateResult
if args:
if not len(args) == 1:
exit_err("Invalid number of positional arguments. Use options instead.")
group = args[0] == "1"
# No format arg in V2...
names_or_ids = parse_list_arg(item)
with app.status("Fetching items..."):
items = app.state.client.get_items(
*names_or_ids, select_hosts=True, monitored=True, limit=limit
)
# HACK: not super elegant, but this allows us to match V2 output while
# with and without the --group flag, as well as ALSO rendering the entire
# Item object instead of just a subset of fields.
# Ideally, it would be nice to not have to re-validate when not grouping
# but I'm not sure how to do that in Pydantic V2?
if group:
res = group_items(items)
render_result(AggregateResult(result=res))
else:
res = [ItemResult.from_item(item) for item in items]
render_result(AggregateResult(result=res))
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