pmbootstrap-meow/pmb/commands/log.py
Caleb Connolly 6087a9df8f
core: don't re-export get_context (MR 2252)
This makes testing a lot more annoying.

Signed-off-by: Caleb Connolly <caleb@postmarketos.org>
2024-06-23 12:38:40 +02:00

41 lines
1.4 KiB
Python

# Copyright 2024 Caleb Connolly
# SPDX-License-Identifier: GPL-3.0-or-later
from __future__ import annotations
from typing import Generator, List, Optional
from pathlib import Path, PosixPath, PurePosixPath
from pmb import commands
from pmb.types import PathString
from pmb.helpers import run
from pmb.core.context import get_context
class Log(commands.Command):
clear_log: bool
lines: int
def __init__(self, clear_log: bool, lines: int):
self.clear_log = clear_log
self.lines = lines
def run(self):
context = get_context()
log_testsuite = context.config.work / "log_testsuite.txt"
if self.clear_log:
run.user(["truncate", "-s", "0", context.log])
run.user(["truncate", "-s", "0", log_testsuite])
cmd: List[PathString] = ["tail", "-n", str(self.lines), "-F"]
# Follow the testsuite's log file too if it exists. It will be created when
# starting a test case that writes to it (git -C test grep log_testsuite).
if log_testsuite.exists():
cmd += [log_testsuite]
# tail writes the last lines of the files to the terminal. Put the regular
# log at the end, so that output is visible at the bottom (where the user
# looks for an error / what's currently going on).
cmd += [context.log]
run.user(cmd, output="tui")