/usr/lib/ruby/vendor_ruby/ohai/plugins/sigar/network.rb is in ohai 8.4.0-1.
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:: Matthew Kent (<mkent@magoazul.com>)
# Copyright:: Copyright (c) 2009 Matthew Kent
# 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.
#
require 'ohai/mixin/network_constants'
Ohai.plugin(:Network) do
include Ohai::Mixin::NetworkConstants
provides "network", "network/interfaces"
provides "counters/network", "counters/network/interfaces"
def sigar_encaps_lookup(encap)
return "Loopback" if encap.eql?("Local Loopback")
return "PPP" if encap.eql?("Point-to-Point Protocol")
return "SLIP" if encap.eql?("Serial Line IP")
return "VJSLIP" if encap.eql?("VJ Serial Line IP")
return "IPIP" if encap.eql?("IPIP Tunnel")
return "6to4" if encap.eql?("IPv6-in-IPv4")
encap
end
def fetch_interfaces(sigar)
iface = Mash.new
net_counters = Mash.new
sigar.net_interface_list.each do |cint|
iface[cint] = Mash.new
if cint =~ /^(\w+)(\d+.*)/
iface[cint][:type] = $1
iface[cint][:number] = $2
end
ifconfig = sigar.net_interface_config(cint)
iface[cint][:encapsulation] = sigar_encaps_lookup(ifconfig.type)
iface[cint][:addresses] = Mash.new
# Backwards compat: loopback has no hwaddr
if (ifconfig.flags & Sigar::IFF_LOOPBACK) == 0
iface[cint][:addresses][ifconfig.hwaddr] = { "family" => "lladdr" }
end
if ifconfig.address != "0.0.0.0"
iface[cint][:addresses][ifconfig.address] = { "family" => "inet" }
# Backwards compat: no broadcast on tunnel or loopback dev
if (((ifconfig.flags & Sigar::IFF_POINTOPOINT) == 0) &&
((ifconfig.flags & Sigar::IFF_LOOPBACK) == 0))
iface[cint][:addresses][ifconfig.address]["broadcast"] = ifconfig.broadcast
end
iface[cint][:addresses][ifconfig.address]["netmask"] = ifconfig.netmask
end
if ifconfig.prefix6_length != 0
iface[cint][:addresses][ifconfig.address6] = { "family" => "inet6" }
iface[cint][:addresses][ifconfig.address6]["prefixlen"] = ifconfig.prefix6_length.to_s
iface[cint][:addresses][ifconfig.address6]["scope"] = Sigar.net_scope_to_s(ifconfig.scope6)
end
iface[cint][:flags] = Sigar.net_interface_flags_to_s(ifconfig.flags).split(' ')
iface[cint][:mtu] = ifconfig.mtu.to_s
iface[cint][:queuelen] = ifconfig.tx_queue_len.to_s
net_counters[cint] = Mash.new unless net_counters[cint]
if (!cint.include?(":"))
ifstat = sigar.net_interface_stat(cint)
net_counters[cint][:rx] = { "packets" => ifstat.rx_packets.to_s, "errors" => ifstat.rx_errors.to_s,
"drop" => ifstat.rx_dropped.to_s, "overrun" => ifstat.rx_overruns.to_s,
"frame" => ifstat.rx_frame.to_s, "bytes" => ifstat.rx_bytes.to_s }
net_counters[cint][:tx] = { "packets" => ifstat.tx_packets.to_s, "errors" => ifstat.tx_errors.to_s,
"drop" => ifstat.tx_dropped.to_s, "overrun" => ifstat.tx_overruns.to_s,
"carrier" => ifstat.tx_carrier.to_s, "collisions" => ifstat.tx_collisions.to_s,
"bytes" => ifstat.tx_bytes.to_s }
end
end
begin
sigar.arp_list.each do |arp|
next unless iface[arp.ifname] # this should never happen
iface[arp.ifname][:arp] = Mash.new unless iface[arp.ifname][:arp]
iface[arp.ifname][:arp][arp.address] = arp.hwaddr
end
rescue
#64-bit AIX for example requires 64-bit caller
end
[iface, net_counters]
end
# sigar-only, from network_route plugin
def flags(flags)
f = ""
if (flags & Sigar::RTF_UP) != 0
f += "U"
end
if (flags & Sigar::RTF_GATEWAY) != 0
f += "G"
end
if (flags & Sigar::RTF_HOST) != 0
f += "H"
end
f
end
collect_data(:hpux) do
require "sigar"
sigar = Sigar.new
network Mash.new unless network
network[:interfaces] = Mash.new unless network[:interfaces]
counters Mash.new unless counters
counters[:network] = Mash.new unless counters[:network]
ninfo = sigar.net_info
network[:default_interface] = ninfo.default_gateway_interface
network[:default_gateway] = ninfo.default_gateway
iface, net_counters = fetch_interfaces(sigar)
counters[:network][:interfaces] = net_counters
network["interfaces"] = iface
end
collect_data(:default) do
require "sigar"
sigar = Sigar.new
network Mash.new unless network
network[:interfaces] = Mash.new unless network[:interfaces]
counters Mash.new unless counters
counters[:network] = Mash.new unless counters[:network]
ninfo = sigar.net_info
network[:default_interface] = ninfo.default_gateway_interface
network[:default_gateway] = ninfo.default_gateway
iface, net_counters = fetch_interfaces(sigar)
counters[:network][:interfaces] = net_counters
network[:interfaces] = iface
sigar.net_route_list.each do |route|
next unless network[:interfaces][route.ifname] # this
# should never happen
network[:interfaces][route.ifname][:route] = Mash.new unless network[:interfaces][route.ifname][:route]
route_data={}
Ohai::Mixin::NetworkConstants::SIGAR_ROUTE_METHODS.each do |m|
if(m == :flags)
route_data[m]=flags(route.send(m))
else
route_data[m]=route.send(m)
end
end
network[:interfaces][route.ifname][:route][route.destination] = route_data
end
end
end
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