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Contents
module Sys
#-----------------------------------------------------------------------------
cross_platform_method :hostname
def self.hostname_linux
`uname -n`.strip
end
def self.hostname_mac
`uname -n`.strip.gsub(/\.local$/, '')
end
def self.hostname_windows
raise NotImplementedError
end
#-----------------------------------------------------------------------------
cross_platform_method :interfaces
#
# BSD: Return a hash of (device, IP address) pairs.
#
# eg: {"en0"=>"192.168.1.101"}
#
def self.interfaces_bsd
sections = `ifconfig`.split(/^(?=[^\t])/)
sections_with_relevant_ip = sections.select {|i| i =~ /inet/ }
device_ips = {}
sections_with_relevant_ip.each do |section|
device = section[/[^:]+/]
ip = section[/inet ([^ ]+)/, 1]
device_ips[device] = ip
end
device_ips
end
#
# Darwin: Do whatever BSD does
#
def self.interfaces_darwin
interfaces_bsd
end
#
# Linux: Return a hash of (device, IP address) pairs.
#
# eg: {"eth0"=>"192.168.1.101"}
#
def self.interfaces_linux
sections = `/sbin/ifconfig`.split(/^(?=Link encap:Ethernet)/)
sections_with_relevant_ip = sections.select {|i| i =~ /inet/ }
device_ips = {}
sections_with_relevant_ip.each do |section|
device = section[/([\w\d]+)\s+Link encap:Ethernet/, 1]
ip = section[/inet addr:([^\s]+)/, 1]
device_ips[device] = ip
end
device_ips
end
#
# Windows: Return a hash of (device name, IP address) pairs.
#
def self.interfaces_windows
result = {}
`ipconfig`.split_before(/^\w.+:/).each do |chunk|
chunk.grep(/^Ethernet adapter (.+):\s*$/) do
name = $1
chunk.grep(/IPv[46] Address[\.\ ]+: (.+)$/) do
address = $1.strip
result[name] = address
end
end
end
result
end
end
Version data entries
25 entries across 25 versions & 1 rubygems