diff options
| -rw-r--r-- | data/templates/snmp/etc.snmpd.conf.tmpl | 2 | ||||
| -rw-r--r-- | interface-definitions/snmp.xml.in | 20 | ||||
| -rw-r--r-- | op-mode-definitions/show-system.xml.in | 4 | ||||
| -rw-r--r-- | python/vyos/ethtool.py | 3 | ||||
| -rw-r--r-- | python/vyos/util.py | 34 | ||||
| -rwxr-xr-x | src/conf_mode/snmp.py | 9 | ||||
| -rwxr-xr-x | src/conf_mode/vpn_sstp.py | 2 | ||||
| -rwxr-xr-x | src/op_mode/show_ram.py | 64 | ||||
| -rwxr-xr-x | src/op_mode/show_ram.sh | 33 | ||||
| -rwxr-xr-x | src/op_mode/show_uptime.py | 50 |
10 files changed, 179 insertions, 42 deletions
diff --git a/data/templates/snmp/etc.snmpd.conf.tmpl b/data/templates/snmp/etc.snmpd.conf.tmpl index db2114fa1..30806ce8a 100644 --- a/data/templates/snmp/etc.snmpd.conf.tmpl +++ b/data/templates/snmp/etc.snmpd.conf.tmpl @@ -39,7 +39,7 @@ SysDescr {{ description }} {% endif %} # Listen -agentaddress unix:/run/snmpd.socket{% if listen_on %}{% for li in listen_on %},{{ li }}{% endfor %}{% else %},udp:161{% if ipv6_enabled %},udp6:161{% endif %}{% endif %} +agentaddress unix:/run/snmpd.socket{% if listen_on %}{% for li in listen_on %},{{ li }}{% endfor %}{% else %},{{protocol}}:161{% if ipv6_enabled %},{{protocol}}6:161{% endif %}{% endif %} # SNMP communities {% for c in communities %} diff --git a/interface-definitions/snmp.xml.in b/interface-definitions/snmp.xml.in index b0b7768d2..949536fe7 100644 --- a/interface-definitions/snmp.xml.in +++ b/interface-definitions/snmp.xml.in @@ -149,6 +149,26 @@ <constraintErrorMessage>Oid must be 'route-table'</constraintErrorMessage> </properties> </leafNode> + <leafNode name="protocol"> + <properties> + <help>Listen protocol for SNMP</help> + <completionHelp> + <list>udp tcp</list> + </completionHelp> + <valueHelp> + <format>udp</format> + <description>Listen protocol UDP (default)</description> + </valueHelp> + <valueHelp> + <format>tcp</format> + <description>Listen protocol TCP</description> + </valueHelp> + <constraint> + <regex>^(udp|tcp)$</regex> + </constraint> + </properties> + <defaultValue>udp</defaultValue> + </leafNode> <leafNode name="smux-peer"> <properties> <help>Register a subtree for SMUX-based processing</help> diff --git a/op-mode-definitions/show-system.xml.in b/op-mode-definitions/show-system.xml.in index 18a28868d..0f852164e 100644 --- a/op-mode-definitions/show-system.xml.in +++ b/op-mode-definitions/show-system.xml.in @@ -104,7 +104,7 @@ <properties> <help>Show system memory usage</help> </properties> - <command>${vyos_op_scripts_dir}/show_ram.sh</command> + <command>${vyos_op_scripts_dir}/show_ram.py</command> <children> <leafNode name="cache"> <properties> @@ -142,7 +142,7 @@ <properties> <help>Show summary of system processes</help> </properties> - <command>uptime</command> + <command>${vyos_op_scripts_dir}/show_uptime.py</command> </leafNode> <leafNode name="tree"> <properties> diff --git a/python/vyos/ethtool.py b/python/vyos/ethtool.py index eb5b0a456..e45b0f041 100644 --- a/python/vyos/ethtool.py +++ b/python/vyos/ethtool.py @@ -56,9 +56,6 @@ class Ethtool: link = os.readlink(sysfs_file) self._driver_name = os.path.basename(link) - if not self._driver_name: - raise ValueError(f'Could not determine driver for interface {ifname}!') - # Build a dictinary of supported link-speed and dupley settings. out, err = popen(f'ethtool {ifname}') reading = False diff --git a/python/vyos/util.py b/python/vyos/util.py index 849b27d3b..2c4051a7a 100644 --- a/python/vyos/util.py +++ b/python/vyos/util.py @@ -489,6 +489,40 @@ def seconds_to_human(s, separator=""): return result +def bytes_to_human(bytes, initial_exponent=0): + """ Converts a value in bytes to a human-readable size string like 640 KB + + The initial_exponent parameter is the exponent of 2, + e.g. 10 (1024) for kilobytes, 20 (1024 * 1024) for megabytes. + """ + + from math import log2 + + bytes = bytes * (2**initial_exponent) + + # log2 is a float, while range checking requires an int + exponent = int(log2(bytes)) + + if exponent < 10: + value = bytes + suffix = "B" + elif exponent in range(10, 20): + value = bytes / 1024 + suffix = "KB" + elif exponent in range(20, 30): + value = bytes / 1024**2 + suffix = "MB" + elif exponent in range(30, 40): + value = bytes / 1024**3 + suffix = "GB" + else: + value = bytes / 1024**4 + suffix = "TB" + # Add a new case when the first machine with petabyte RAM + # hits the market. + + size_string = "{0:.2f} {1}".format(value, suffix) + return size_string def get_cfg_group_id(): from grp import getgrnam diff --git a/src/conf_mode/snmp.py b/src/conf_mode/snmp.py index 23e45a5b7..2a420b193 100755 --- a/src/conf_mode/snmp.py +++ b/src/conf_mode/snmp.py @@ -52,6 +52,7 @@ default_config_data = { 'communities': [], 'smux_peers': [], 'location' : '', + 'protocol' : 'udp', 'description' : '', 'contact' : '', 'route_table': 'False', @@ -151,6 +152,9 @@ def get_config(): if conf.exists('location'): snmp['location'] = conf.return_value('location') + if conf.exists('protocol'): + snmp['protocol'] = conf.return_value('protocol') + if conf.exists('smux-peer'): snmp['smux_peers'] = conf.return_values('smux-peer') @@ -404,13 +408,14 @@ def verify(snmp): for listen in snmp['listen_address']: addr = listen[0] port = listen[1] + protocol = snmp['protocol'] if is_ipv4(addr): # example: udp:127.0.0.1:161 - listen = 'udp:' + addr + ':' + port + listen = f'{protocol}:{addr}:{port}' elif snmp['ipv6_enabled']: # example: udp6:[::1]:161 - listen = 'udp6:' + '[' + addr + ']' + ':' + port + listen = f'{protocol}6:[{addr}]:{port}' # We only wan't to configure addresses that exist on the system. # Hint the user if they don't exist diff --git a/src/conf_mode/vpn_sstp.py b/src/conf_mode/vpn_sstp.py index d1a71a5ad..68139dc47 100755 --- a/src/conf_mode/vpn_sstp.py +++ b/src/conf_mode/vpn_sstp.py @@ -58,7 +58,7 @@ def verify(sstp): verify_accel_ppp_base_service(sstp) - if not sstp['client_ip_pool']: + if 'client_ip_pool' not in sstp and 'client_ipv6_pool' not in sstp: raise ConfigError('Client IP subnet required') # diff --git a/src/op_mode/show_ram.py b/src/op_mode/show_ram.py new file mode 100755 index 000000000..5818ec132 --- /dev/null +++ b/src/op_mode/show_ram.py @@ -0,0 +1,64 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2021 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/>. +# + +def get_system_memory(): + from re import search as re_search + + def find_value(keyword, mem_data): + regex = keyword + ':\s+(\d+)' + res = re_search(regex, mem_data).group(1) + return int(res) + + with open("/proc/meminfo", "r") as f: + mem_data = f.read() + + total = find_value('MemTotal', mem_data) + available = find_value('MemAvailable', mem_data) + buffers = find_value('Buffers', mem_data) + cached = find_value('Cached', mem_data) + + used = total - available + + res = { + "total": total, + "free": available, + "used": used, + "buffers": buffers, + "cached": cached + } + + return res + +def get_system_memory_human(): + from vyos.util import bytes_to_human + + mem = get_system_memory() + + for key in mem: + # The Linux kernel exposes memory values in kilobytes, + # so we need to normalize them + mem[key] = bytes_to_human(mem[key], initial_exponent=10) + + return mem + +if __name__ == '__main__': + mem = get_system_memory_human() + + print("Total: {}".format(mem["total"])) + print("Free: {}".format(mem["free"])) + print("Used: {}".format(mem["used"])) + diff --git a/src/op_mode/show_ram.sh b/src/op_mode/show_ram.sh deleted file mode 100755 index b013e16f8..000000000 --- a/src/op_mode/show_ram.sh +++ /dev/null @@ -1,33 +0,0 @@ -#!/bin/bash -# -# Module: vyos-show-ram.sh -# Displays memory usage information in minimalistic format -# -# Copyright (C) 2019 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 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/>. - -MB_DIVISOR=1024 - -TOTAL=$(cat /proc/meminfo | grep -E "^MemTotal:" | awk -F ' ' '{print $2}') -FREE=$(cat /proc/meminfo | grep -E "^MemFree:" | awk -F ' ' '{print $2}') -BUFFERS=$(cat /proc/meminfo | grep -E "^Buffers:" | awk -F ' ' '{print $2}') -CACHED=$(cat /proc/meminfo | grep -E "^Cached:" | awk -F ' ' '{print $2}') - -DISPLAY_FREE=$(( ($FREE + $BUFFERS + $CACHED) / $MB_DIVISOR )) -DISPLAY_TOTAL=$(( $TOTAL / $MB_DIVISOR )) -DISPLAY_USED=$(( $DISPLAY_TOTAL - $DISPLAY_FREE )) - -echo "Total: $DISPLAY_TOTAL" -echo "Free: $DISPLAY_FREE" -echo "Used: $DISPLAY_USED" diff --git a/src/op_mode/show_uptime.py b/src/op_mode/show_uptime.py new file mode 100755 index 000000000..c3dea52e6 --- /dev/null +++ b/src/op_mode/show_uptime.py @@ -0,0 +1,50 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2021 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 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/>. + +def get_uptime_seconds(): + from re import search + from vyos.util import read_file + + data = read_file("/proc/uptime") + seconds = search("([0-9\.]+)\s", data).group(1) + + return int(float(seconds)) + +def get_load_averages(): + from re import search + from vyos.util import cmd + + data = cmd("uptime") + matches = search(r"load average:\s*(?P<one>[0-9\.]+)\s*,\s*(?P<five>[0-9\.]+)\s*,\s*(?P<fifteen>[0-9\.]+)\s*", data) + + res = {} + res[1] = float(matches["one"]) + res[5] = float(matches["five"]) + res[15] = float(matches["fifteen"]) + + return res + +if __name__ == '__main__': + from vyos.util import seconds_to_human + + print("Uptime: {}\n".format(seconds_to_human(get_uptime_seconds()))) + + avgs = get_load_averages() + + print("Load averages:") + print("1 minute: {:.02f}%".format(avgs[1]*100)) + print("5 minutes: {:.02f}%".format(avgs[5]*100)) + print("15 minutes: {:.02f}%".format(avgs[15]*100)) |