commit 3fa5fece07b0491d13510f9e489212a5b0d2c11b
Author: Arkadiusz Miśkiewicz <ar...@maven.pl>
Date: Tue Jul 11 11:35:19 2023 +0200
Ver 2.0; python based variant
check_iface.py | 87 ++++++++++++++++++++++++++++++++++++++++++
nagios-plugin-check_iface.spec | 11 +++---
2 files changed, 93 insertions(+), 5 deletions(-)
---
diff --git a/nagios-plugin-check_iface.spec b/nagios-plugin-check_iface.spec
index e6294e7..c13184d 100644
--- a/nagios-plugin-check_iface.spec
+++ b/nagios-plugin-check_iface.spec
@@ -1,15 +1,16 @@
%define plugin check_iface
Summary: Nagios/Icinga plugin for checking network interface speed
Name: nagios-plugin-%{plugin}
-Version: 1.0
-Release: 3
-License: GPL
+Version: 2.0
+Release: 1
+License: GPL v3
Group: Networking
-Source0:
https://raw.githubusercontent.com/wifibox/linux-admin-tools/master/nagios/plugins/check_net_iface
+Source0: check_iface.py
# Source0-md5: 30366d25cf1e3b035cf49f2d5d556cbe
Source1: check_iface.cfg
-URL:
https://github.com/wifibox/linux-admin-tools/blob/master/nagios/plugins/check_net_iface
Requires: nagios-common
+Requires: python3-netifaces
+Requires: python3-psutil
BuildArch: noarch
BuildRoot: %{tmpdir}/%{name}-%{version}-root-%(id -u -n)
diff --git a/check_iface.py b/check_iface.py
new file mode 100644
index 0000000..14dc5a2
--- /dev/null
+++ b/check_iface.py
@@ -0,0 +1,87 @@
+#!/usr/bin/python3
+# GPL v3+
+
+import argparse
+import netifaces
+import psutil
+import sys
+
+NAGIOS_OK = 0
+NAGIOS_WARNING = 1
+NAGIOS_CRITICAL = 2
+NAGIOS_UNKNOWN = 3
+
+nagios_states = {
+ NAGIOS_OK: "OK",
+ NAGIOS_WARNING: "WARNING",
+ NAGIOS_CRITICAL: "CRITICAL",
+ NAGIOS_UNKNOWN: "UNKNOWN"
+ }
+
+nagios_state = NAGIOS_UNKNOWN
+
+def check_duplex(value):
+ allowed_duplex = [ "full", "half" ]
+ if value not in allowed_duplex:
+ raise argparse.ArgumentTypeError("must be one of: %s" % ",
".join(allowed_duplex))
+
+ if value == "full":
+ return psutil._common.NicDuplex.NIC_DUPLEX_FULL
+ elif value == "half":
+ return psutil._common.NicDuplex.NIC_DUPLEX_HALF
+
+def get_default_iface():
+ try:
+ return netifaces.gateways()['default'][netifaces.AF_INET][1]
+ except IndexError as e:
+ return "eth0"
+
+parser = argparse.ArgumentParser()
+parser.add_argument('--speed', '-s', action="store", type=int, default=1000,
help='expected minimal interface speed')
+parser.add_argument('--duplex', '-d', action="store", type=check_duplex,
default="full", help='expected duplex')
+parser.add_argument('--mtu', '-m', action="store", type=int, default=1500,
help='expected minimal MTU')
+parser.add_argument('--interface', '-i', action="store", type=str,
help='interface name')
+parser.add_argument("--verbose", help="Verbose mode.", action="store_true")
+
+args = parser.parse_args()
+
+try:
+
+ if not args.interface:
+ args.interface = get_default_iface()
+
+ ifs = psutil.net_if_stats()
+ if args.interface not in ifs:
+ nagios_state = NAGIOS_CRITICAL
+ print("Network interface `{iface}' not
found".format(iface=args.interface))
+ sys.exit(nagios_state)
+
+ msgs = []
+
+ iface = ifs[args.interface]
+
+ nagios_state = NAGIOS_OK
+
+ if iface.duplex != psutil._common.NicDuplex.NIC_DUPLEX_UNKNOWN and
iface.duplex < args.duplex:
+ nagios_state = max(nagios_state, NAGIOS_CRITICAL)
+ msgs.append("duplex={duplex} (CRITICAL, expected:
{duplex_expected})".format(duplex=str(iface.duplex),
duplex_expected=args.duplex))
+ else:
+ msgs.append("duplex={duplex} (OK)".format(duplex=str(iface.duplex)))
+
+ if iface.speed != 0 and iface.speed < args.speed:
+ nagios_state = max(nagios_state, NAGIOS_CRITICAL)
+ msgs.append("speed={speed} (CRITICAL, expected min:
{speed_expected})".format(speed=iface.speed, speed_expected=args.speed))
+ else:
+ msgs.append("speed={speed} (OK)".format(speed=iface.speed))
+
+ if iface.mtu != 0 and iface.mtu != args.mtu:
+ nagios_state = max(nagios_state, NAGIOS_CRITICAL)
+ msgs.append("mtu={mtu} (CRITICAL, expected min:
{mtu_expected})".format(mtu=iface.mtu, mtu_expected=args.mtu))
+ else:
+ msgs.append("mtu={mtu} (OK)".format(mtu=iface.mtu))
+
+ print("{state} - interface `{iface}':
{msg}".format(state=nagios_states[nagios_state], iface=args.interface, msg=",
".join(msgs)))
+except Exception as e:
+ print("UNKNOWN: %{e}".format(e=e))
+ nagios_state = NAGIOS_UNKNOWN
+sys.exit(nagios_state)
================================================================
---- gitweb:
http://git.pld-linux.org/gitweb.cgi/packages/nagios-plugin-check_iface.git/commitdiff/3fa5fece07b0491d13510f9e489212a5b0d2c11b
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