dns
This commit is contained in:
Philippe PITTOLI
parent
e184ef6158
commit
e45da83235
147
src/main.cr
147
src/main.cr
@ -296,6 +296,7 @@ class WirelessAPSetup
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property main_ip_v6 : IPAddress | DHCP | NotSetup
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property aliasses_v4 : Array(IPAddress)
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property aliasses_v6 : Array(IPAddress)
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property dns : Array(IPAddress)
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# we currently only support WPA2-PSK wireless security mechanism
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property security : WPA
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@ -312,6 +313,7 @@ class WirelessAPSetup
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@aliasses_v4 = Array(IPAddress).new
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@aliasses_v6 = Array(IPAddress).new
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@up = true
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@dns = Array(IPAddress).new
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end
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@ -321,25 +323,36 @@ class WirelessAPSetup
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def to_string
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String.build do |str|
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str << "#{CBLUE}#{ssid}: {ssid}#{CRESET}\n"
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str << "\t#{CBLUE}#{ssid}#{CRESET}\n"
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str << "\t#description #{description.not_nil!}\n" unless description.nil?
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str << "\t#{@up? "up" : "down"}\n"
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str << "\tmtu #{mtu}\n" unless mtu.nil?
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str << "\t\t#description #{description.not_nil!}\n" unless description.nil?
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str << "\t\t#{@up? "up" : "down"}\n"
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str << "\t\tmtu #{mtu}\n" unless mtu.nil?
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# ipv4
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str << "\tinet #{@main_ip_v4}\n"
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str << "\t\tinet #{@main_ip_v4}\n"
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@aliasses_v4.each do |a|
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str << "\talias #{a}\n"
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str << "\t\talias #{a}\n"
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end
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# ipv6
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str << "\tinet6 #{@main_ip_v6}\n"
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str << "\t\tinet6 #{@main_ip_v6}\n"
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unless @aliasses_v6.empty?
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@aliasses_v6.each do |a|
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str << "\talias6 #{a}\n"
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str << "\t\talias6 #{a}\n"
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end
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end
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if dns.empty?
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str << "\t\tno dns configured\n"
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else
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dns.each do |ip|
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str << "\t\tdns: #{ip}\n"
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end
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end
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# to improve readability
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str << "\n"
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end
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end
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end
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@ -361,21 +374,24 @@ class InterfaceConfiguration
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property aliasses_v4 : Array(IPAddress)
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property aliasses_v6 : Array(IPAddress)
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property wireless_networks : Hash(String, WirelessAPSetup)
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property dns : Array(IPAddress)
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def initialize (@name, @up,
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@description,
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@mtu,
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@main_ip_v4, @main_ip_v6, aliasses,
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@wireless, @wireless_networks)
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@wireless, @wireless_networks,
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@dns = Array(IPAddress).new
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)
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@aliasses_v4 = Array(IPAddress).new
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@aliasses_v6 = Array(IPAddress).new
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aliasses.each do |ip|
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if ip.ipv4?
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@aliasses_v4 << ip
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aliasses_v4 << ip
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else
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@aliasses_v6 << ip
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aliasses_v6 << ip
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end
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end
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end
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@ -401,26 +417,37 @@ class InterfaceConfiguration
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end
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# ipv4
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str << "\tinet #{@main_ip_v4}\n"
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unless @aliasses_v4.empty?
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@aliasses_v4.each do |a|
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str << "\tinet #{main_ip_v4}\n"
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unless aliasses_v4.empty?
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aliasses_v4.each do |a|
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str << "\talias #{a}\n"
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end
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end
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# ipv6
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str << "\tinet6 #{@main_ip_v6}\n"
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unless @aliasses_v6.empty?
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@aliasses_v6.each do |a|
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str << "\tinet6 #{main_ip_v6}\n"
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unless aliasses_v6.empty?
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aliasses_v6.each do |a|
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str << "\talias6 #{a}\n"
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end
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end
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if wireless_networks.empty?
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puts "no wireless connection configured" if wireless
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if dns.empty?
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str << "\tno dns configured\n"
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else
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dns.each do |ip|
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str << "\tdns: #{ip}\n"
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end
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end
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if wireless_networks.empty?
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str << "\tno wireless connection configured\n" if wireless
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else
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# to improve readability
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str << "\n"
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wireless_networks.each do |k,v|
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puts v
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str << v
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end
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end
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end
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@ -432,30 +459,28 @@ class InterfaceConfiguration
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raise "The interface #{@name} doesn't exists, yet."
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end
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if @up
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NetworkCommands.up @name
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if up
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NetworkCommands.up name
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else
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puts "not marked as 'up' -- ending here"
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return
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end
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mtu = @mtu
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unless mtu.nil?
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NetworkCommands.mtu @name, mtu
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NetworkCommands.mtu name, mtu
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end
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description = @description
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unless description.nil?
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NetworkCommands.description @name, description
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NetworkCommands.description name, description.not_nil!
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end
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# ipv4 configuration
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@main_ip_v4.tap do |ip|
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main_ip_v4.tap do |ip|
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case ip
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when IPAddress
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NetworkCommands.set_ip @name, ip
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NetworkCommands.set_ip name, ip
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when DHCP
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NetworkCommands.dhcp @name
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NetworkCommands.dhcp name
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when NotSetup
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puts "no ipv4"
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else
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@ -464,23 +489,23 @@ class InterfaceConfiguration
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# We wont setup aliasses unless there is an actual IP address
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if ip != NotSetup
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@aliasses_v4.each do |ip_alias|
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NetworkCommands.set_alias @name, ip_alias
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aliasses_v4.each do |ip_alias|
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NetworkCommands.set_alias name, ip_alias
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end
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end
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end
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# ipv6 configuration
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@main_ip_v6.tap do |ip|
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main_ip_v6.tap do |ip|
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case ip
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when IPAddress
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NetworkCommands.set_ip @name, ip
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NetworkCommands.set_ip name, ip
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# TODO
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#when Autoconfiguration
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# NetworkCommands.autoconfiguration @name
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# NetworkCommands.autoconfiguration name
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#when DHCP
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# NetworkCommands.dhcp6 @name
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# NetworkCommands.dhcp6 name
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when NotSetup
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puts "no ipv6"
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else
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@ -489,8 +514,8 @@ class InterfaceConfiguration
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# We wont setup aliasses unless there is an actual IP address
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if ip != NotSetup
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@aliasses_v6.each do |ip_alias|
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NetworkCommands.set_alias @name, ip_alias
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aliasses_v6.each do |ip_alias|
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NetworkCommands.set_alias name, ip_alias
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end
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end
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end
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@ -518,6 +543,8 @@ class NetworkConfigurationParser
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main_ip_v4 = NotSetup.new
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main_ip_v6 = NotSetup.new
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dns = Array(IPAddress).new
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aliasses = [] of IPAddress
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wireless_networks = {} of String => WirelessAPSetup
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@ -545,6 +572,7 @@ class NetworkConfigurationParser
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when /^inet6 autoconf/
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# IP address is autoconfigured
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puts "TODO: IPv6 autoconfiguration"
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when /^inet6? .*/
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ipstr = /^inet6? ([a-f0-9:.\/]+)/.match(line).try &.[1]
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if ipstr.nil?
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@ -603,8 +631,6 @@ class NetworkConfigurationParser
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ssid = m["ssid"]
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ipstr = m["ip"]
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end
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# ssid = /^network ([^ \t]+)/.match(line).try &.[1]
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# ipstr = /^network [^ \t]+ inet6? (?<ip>[^ \t]+)/.match(line).try &.["ip"]
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if ssid.nil?
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puts "wrong SSID in line: #{line}"
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@ -631,14 +657,13 @@ class NetworkConfigurationParser
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end
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when /^network [^ ]+ dhcp6?/
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ssid = /^network ([^ \t]+)/.match(line).try &.[1]
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ssid = /^network (?<ssid>[^ \t]+)/.match(line).try &.["ssid"]
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if ssid.nil?
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puts "wrong SSID in line: #{line}"
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next
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end
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# TODO
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access_point = wireless_networks[ssid].not_nil!
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if /dhcp6/.match(line)
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@ -650,11 +675,46 @@ class NetworkConfigurationParser
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end
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when /^network [^ ]+ dns .*/
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puts "TODO: network SSID dns"
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ssid = nil
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ipstr = nil
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/^network (?<ssid>[^ \t]+) dns (?<ip>[^ \t]+)/.match(line).try do |m|
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ssid = m["ssid"]
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ipstr = m["ip"]
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end
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if ssid.nil?
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puts "wrong SSID in line: #{line}"
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next
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end
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if ipstr.nil?
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puts "wrong ip address in line: #{line}"
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next
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end
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access_point = wireless_networks[ssid].not_nil!
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ipaddr = IPAddress.parse ipstr
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access_point.dns << ipaddr
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when /^mtu [0-9]+/
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mtu = /^mtu ([0-9]+)/.match(line).try &.[1].to_i
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when /^dns [^ \t]+/
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ipstr = nil
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/^dns (?<ip>[^ \t]+)/.match(line).try do |m|
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ipstr = m["ip"]
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end
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if ipstr.nil?
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puts "wrong ip address in line: #{line}"
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next
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end
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ipaddr = IPAddress.parse ipstr
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dns << ipaddr
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when /^#.*$/
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# simple comment
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when /^[ \t]*$/
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@ -669,7 +729,8 @@ class NetworkConfigurationParser
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mtu,
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main_ip_v4, main_ip_v6,
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aliasses,
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wireless, wireless_networks)
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wireless, wireless_networks,
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dns)
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end
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end
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