diff options
Diffstat (limited to 'src/op_mode/vyos_show_version.py')
| -rwxr-xr-x | src/op_mode/vyos_show_version.py | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/op_mode/vyos_show_version.py b/src/op_mode/vyos_show_version.py new file mode 100755 index 000000000..ce3b3b54f --- /dev/null +++ b/src/op_mode/vyos_show_version.py @@ -0,0 +1,123 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2016 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/>. +# +# File: vyos-show-version +# Purpose: +# Displays image version and system information. +# Used by the "run show version" command. + + +import os +import sys +import subprocess +import argparse +import json + +import pystache + +import vyos.version +import vyos.limericks + + +parser = argparse.ArgumentParser() +parser.add_argument("-a", "--all", action="store_true", help="Include individual package versions") +parser.add_argument("-f", "--funny", action="store_true", help="Add something funny to the output") +parser.add_argument("-j", "--json", action="store_true", help="Produce JSON output") + +def read_file(name): + try: + with open (name, "r") as f: + data = f.read() + return data.strip() + except: + # This works since we only read /sys/class/* stuff + # with this function + return "Unknown" + +version_output_tmpl = """ +Version: VyOS {{version}} +Built by: {{built_by}} +Built on: {{built_on}} +Build ID: {{build_id}} + +Architecture: {{system_arch}} +Boot via: {{boot_via}} +System type: {{system_type}} + +Hardware vendor: {{hardware_vendor}} +Hardware model: {{hardware_model}} +Hardware S/N: {{hardware_serial}} +Hardware UUID: {{hardware_uuid}} + +Copyright: VyOS maintainers and contributors + +""" + +if __name__ == '__main__': + args = parser.parse_args() + + version_data = vyos.version.get_version_data() + + # Get system architecture (well, kernel architecture rather) + version_data['system_arch'] = subprocess.check_output('uname -m', shell=True).decode().strip() + + + # Get hypervisor name, if any + system_type = "bare metal" + try: + hypervisor = subprocess.check_output('hvinfo 2>/dev/null', shell=True).decode().strip() + system_type = "{0} guest".format(hypervisor) + except subprocess.CalledProcessError: + # hvinfo returns 1 if it cannot detect any hypervisor + pass + version_data['system_type'] = system_type + + + # Get boot type, it can be livecd, installed image, or, possible, a system installed + # via legacy "install system" mechanism + # In installed images, the squashfs image file is named after its image version, + # while on livecd it's just "filesystem.squashfs", that's how we tell a livecd boot + # from an installed image + boot_via = "installed image" + if subprocess.call(""" grep -e '^overlay.*/filesystem.squashfs' /proc/mounts >/dev/null""", shell=True) == 0: + boot_via = "livecd" + elif subprocess.call(""" grep '^overlay /' /proc/mounts >/dev/null """, shell=True) != 0: + boot_via = "legacy non-image installation" + version_data['boot_via'] = boot_via + + + # Get hardware details from DMI + version_data['hardware_vendor'] = read_file('/sys/class/dmi/id/sys_vendor') + version_data['hardware_model'] = read_file('/sys/class/dmi/id/product_name') + + # These two assume script is run as root, normal users can't access those files + version_data['hardware_serial'] = read_file('/sys/class/dmi/id/subsystem/id/product_serial') + version_data['hardware_uuid'] = read_file('/sys/class/dmi/id/subsystem/id/product_uuid') + + + if args.json: + print(json.dumps(version_data)) + sys.exit(0) + else: + output = pystache.render(version_output_tmpl, version_data).strip() + print(output) + + if args.all: + print("Package versions:") + os.system("dpkg -l") + + if args.funny: + print(vyos.limericks.get_random()) |