Issue #297 Adding capabilties to manage dnsmasq on Arch

lib/landrush/cap/host/arch/dnsmasq_installed.rb

@@ -0,0 +1,11 @@
+module Landrush
+  module Cap
+    module Arch
+      module DnsmasqInstalled
+        def self.dnsmasq_installed(_env, *_args)
+          system('pacman -Q dnsmasq > /dev/null 2>&1')
+        end
+      end
+    end
+  end
+end

lib/landrush/cap/host/arch/install_dnsmasq.rb

@@ -0,0 +1,16 @@
+module Landrush
+  module Cap
+    module Arch
+      module InstallDnsmasq
+        class << self
+          def install_dnsmasq(_env)
+            system('pacman -Sy --noconfirm > /dev/null 2>&1')
+            system('sudo pacman -S --noconfirm dnsmasq > /dev/null 2>&1')
+
+            system('sudo sed -i "/^#conf-dir=\/etc\/dnsmasq.d$/s/^#//g" /etc/dnsmasq.conf')
+          end
+        end
+      end
+    end
+  end
+end

lib/landrush/cap/host/arch/restart_dnsmasq.rb

@@ -0,0 +1,21 @@
+module Landrush
+  module Cap
+    module Arch
+      module RestartDnsmasq
+        class << self
+          SED_COMMAND = <<-EOF.gsub(/^ +/, '')
+          sudo sed -i.orig '1 i\
+          # Added by landrush, a vagrant plugin \\
+          nameserver 127.0.0.1 \\
+          ' /etc/resolv.conf
+          EOF
+
+          def restart_dnsmasq(_env)
+            system(SED_COMMAND) unless system("cat /etc/resolv.conf | grep 'nameserver 127.0.0.1' > /dev/null 2>&1")
+            system('sudo systemctl restart dnsmasq')
+          end
+        end
+      end
+    end
+  end
+end

lib/landrush/cap/host/linux/configure_visibility_on_host.rb

@@ -8,7 +8,7 @@ def configure_visibility_on_host(env, ip, tld)
             env.host.capability(:create_dnsmasq_config, ip, tld)
             env.host.capability(:restart_dnsmasq)
           rescue Vagrant::Errors::CapabilityNotFound => e
-            env.ui.info("Your host was detected as '#{e.extra_data[:cap]}' for which the host capability " \
+            env.ui.info("Your host was detected as '#{e.extra_data[:host]}' for which the host capability " \
             "'#{e.extra_data[:cap]}' is not available.")
             env.ui.info('Check the documentation for the manual instructions to configure the visibility on the host.')
           end

lib/landrush/plugin.rb

@@ -196,5 +196,20 @@ def self.post_boot_actions
       require_relative 'cap/host/suse/restart_dnsmasq'
       Cap::Suse::RestartDnsmasq
     end
+
+    host_capability('arch', 'dnsmasq_installed') do
+      require_relative 'cap/host/arch/dnsmasq_installed'
+      Cap::Arch::DnsmasqInstalled
+    end
+
+    host_capability('arch', 'install_dnsmasq') do
+      require_relative 'cap/host/arch/install_dnsmasq'
+      Cap::Arch::InstallDnsmasq
+    end
+
+    host_capability('arch', 'restart_dnsmasq') do
+      require_relative 'cap/host/arch/restart_dnsmasq'
+      Cap::Arch::RestartDnsmasq
+    end
   end
 end