diff options
| -rw-r--r-- | op-mode-definitions/generate-interfaces-debug-archive.xml.in | 17 | ||||
| -rw-r--r-- | src/op_mode/generate_interfaces_debug_archive.py | 115 |
2 files changed, 132 insertions, 0 deletions
diff --git a/op-mode-definitions/generate-interfaces-debug-archive.xml.in b/op-mode-definitions/generate-interfaces-debug-archive.xml.in new file mode 100644 index 000000000..68eefc348 --- /dev/null +++ b/op-mode-definitions/generate-interfaces-debug-archive.xml.in @@ -0,0 +1,17 @@ +<?xml version="1.0"?> +<interfaceDefinition> + <node name="generate"> + <children> + <node name="interfaces"> + <children> + <node name="debug-archive"> + <properties> + <help>Generate interfaces debug-archive</help> + </properties> + <command>${vyos_op_scripts_dir}/generate_interfaces_debug_archive.py</command> + </node> + </children> + </node> + </children> + </node> +</interfaceDefinition> diff --git a/src/op_mode/generate_interfaces_debug_archive.py b/src/op_mode/generate_interfaces_debug_archive.py new file mode 100644 index 000000000..f5767080a --- /dev/null +++ b/src/op_mode/generate_interfaces_debug_archive.py @@ -0,0 +1,115 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2023 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +from datetime import datetime +from pathlib import Path +from shutil import rmtree +from socket import gethostname +from sys import exit +from tarfile import open as tar_open +from vyos.util import rc_cmd +import os + +# define a list of commands that needs to be executed + +CMD_LIST: list[str] = [ + "journalctl -b -n 500", + "journalctl -b -k -n 500", + "ip -s l", + "cat /proc/interrupts", + "cat /proc/softirqs", + "top -b -d 1 -n 2 -1", + "netstat -l", + "cat /proc/net/dev", + "cat /proc/net/softnet_stat", + "cat /proc/net/icmp", + "cat /proc/net/udp", + "cat /proc/net/tcp", + "cat /proc/net/netstat", + "sysctl net", + "timeout 10 tcpdump -c 500 -eni any port not 22" +] + +CMD_INTERFACES_LIST: list[str] = [ + "ethtool -i ", + "ethtool -S ", + "ethtool -g ", + "ethtool -c ", + "ethtool -a ", + "ethtool -k ", + "ethtool -i ", + "ethtool --phy-statistics " +] + +# get intefaces info +interfaces_list = os.popen('ls /sys/class/net/').read().split() + +# modify CMD_INTERFACES_LIST for all interfaces +CMD_INTERFACES_LIST_MOD=[] +for command_interface in interfaces_list: + for command_interfacev2 in CMD_INTERFACES_LIST: + CMD_INTERFACES_LIST_MOD.append (f'{command_interfacev2}{command_interface}') + +# execute a command and save the output to a file + +def save_stdout(command: str, file: Path) -> None: + rc, stdout = rc_cmd(command) + body: str = f'''### {command} ### +Command: {command} +Exit code: {rc} +Stdout: +{stdout} + +''' + with file.open(mode='a') as f: + f.write(body) + +# get local host name +hostname: str = gethostname() +# get current time +time_now: str = datetime.now().isoformat(timespec='seconds') + +# define a temporary directory for logs and collected data +tmp_dir: Path = Path(f'/tmp/drops-debug_{time_now}') +# set file paths +drops_file: Path = Path(f'{tmp_dir}/drops.txt') +interfaces_file: Path = Path(f'{tmp_dir}/interfaces.txt') +archive_file: str = f'/tmp/packet-drops-debug_{time_now}.tar.bz2' + +# create files +tmp_dir.mkdir() +drops_file.touch() +interfaces_file.touch() + +try: + # execute all commands + for command in CMD_LIST: + save_stdout(command, drops_file) + for command_interface in CMD_INTERFACES_LIST_MOD: + save_stdout(command_interface, interfaces_file) + + # create an archive + with tar_open(name=archive_file, mode='x:bz2') as tar_file: + tar_file.add(tmp_dir) + + # inform user about success + print(f'Debug file is generated and located in {archive_file}') +except Exception as err: + print(f'Error during generating a debug file: {err}') +finally: + # cleanup + rmtree(tmp_dir) + exit() |