/usr/lib/ruby/vendor_ruby/ohai/plugins/openbsd/network.rb is in ohai 6.14.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Author:: Bryan McLellan (btm@loftninjas.org)
# Copyright:: Copyright (c) 2009 Bryan McLellan
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
provides "network", "counters/network"
from("route -n get default").split("\n").each do |line|
if line =~ /(\w+): ([\w\.]+)/
case $1
when "gateway"
network[:default_gateway] = $2
when "interface"
network[:default_interface] = $2
end
end
end
iface = Mash.new
popen4("/sbin/ifconfig -a") do |pid, stdin, stdout, stderr|
stdin.close
cint = nil
stdout.each do |line|
if line =~ /^([0-9a-zA-Z\.]+):\s+/
cint = $1
iface[cint] = Mash.new
if cint =~ /^(\w+)(\d+.*)/
iface[cint][:type] = $1
iface[cint][:number] = $2
end
end
# call the family lladdr to match linux for consistency
if line =~ /\s+lladdr (.+?)\s/
iface[cint][:addresses] = Mash.new unless iface[cint][:addresses]
iface[cint][:addresses][$1] = { "family" => "lladdr" }
end
if line =~ /\s+inet ([\d.]+) netmask ([\da-fx]+)\s*\w*\s*([\d.]*)/
iface[cint][:addresses] = Mash.new unless iface[cint][:addresses]
# convert the netmask to decimal for consistency
netmask = "#{$2[2,2].hex}.#{$2[4,2].hex}.#{$2[6,2].hex}.#{$2[8,2].hex}"
if $3.empty?
iface[cint][:addresses][$1] = { "family" => "inet", "netmask" => netmask }
else
# found a broadcast address
iface[cint][:addresses][$1] = { "family" => "inet", "netmask" => netmask, "broadcast" => $3 }
end
end
if line =~ /\s+inet6 ([a-f0-9\:]+)%?(\w*)\s+prefixlen\s+(\d+)\s*\w*\s*([\da-fx]*)/
iface[cint][:addresses] = Mash.new unless iface[cint][:addresses]
if $4.empty?
iface[cint][:addresses][$1] = { "family" => "inet6", "prefixlen" => $3 }
else
#found a zone_id / scope
iface[cint][:addresses][$1] = { "family" => "inet6", "zoneid" => $2, "prefixlen" => $3, "scopeid" => $4 }
end
end
if line =~ /flags=\d+<(.+)>/
flags = $1.split(',')
iface[cint][:flags] = flags if flags.length > 0
end
if line =~ /metric: (\d+) mtu: (\d+)/
iface[cint][:metric] = $1
iface[cint][:mtu] = $2
end
end
end
popen4("arp -an") do |pid, stdin, stdout, stderr|
stdin.close
stdout.each do |line|
if line =~ /\((\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\) at ([a-fA-F0-9\:]+) on ([0-9a-zA-Z\.\:\-]+)/
next unless iface[$3] # this should never happen
iface[$3][:arp] = Mash.new unless iface[$3][:arp]
iface[$3][:arp][$1] = $2.downcase
end
end
end
network["interfaces"] = iface
net_counters = Mash.new
# From netstat(1), not sure of the implications:
# Show the state of all network interfaces or a single interface
# which have been auto-configured (interfaces statically configured
# into a system, but not located at boot time are not shown).
popen4("netstat -idn") do |pid, stdin, stdout, stderr|
stdin.close
stdout.each do |line|
# Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll Drop
# em0 1500 <Link> 00:11:25:2d:90:be 3719557 0 3369969 0 0 0
# $1 $2 $3 $4 $5 $6 $7 $8
if line =~ /^([\w\.\*]+)\s+\d+\s+<Link>\s+([\w:]*)\s*(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/
cint = $1
net_counters[cint] = Mash.new unless net_counters[cint]
net_counters[cint] = Mash.new unless net_counters[cint]["rx"]
net_counters[cint] = Mash.new unless net_counters[cint]["tx"]
net_counters[cint] = $3
net_counters[cint] = $4
net_counters[cint] = $5
net_counters[cint] = $6
net_counters[cint] = $7
net_counters[cint] = $8
end
end
end
counters[:network][:interfaces] = net_counters
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