hosts/alt: Add hosts capabilities for ALT Linux platforms

plugins/hosts/alt/cap/nfs.rb

@@ -0,0 +1,43 @@
+require "vagrant/util/subprocess"
+require "vagrant/util/which"
+
+module VagrantPlugins
+  module HostALT
+    module Cap
+      class NFS
+        def self.nfs_check_command(env)
+          if systemd?
+            return "systemctl status --no-pager nfs-server.service"
+          else
+            return "/etc/init.d/nfs status"
+          end
+        end
+
+        def self.nfs_start_command(env)
+          if systemd?
+            return "systemctl start rpcbind nfs-server.service"
+          else
+            return "/etc/init.d/nfs restart"
+          end
+        end
+
+        def self.nfs_installed(environment)
+          if systemd?
+            system("systemctl --no-pager --no-legend --plain list-unit-files --all --type=service | grep --fixed-strings --quiet nfs-server.service")
+          else
+            system("rpm -q nfs-server --quiet 2>&1")
+          end
+        end
+
+        protected
+
+        # This tests to see if systemd is used on the system. This is used
+        # in newer versions of ALT, and requires a change in behavior.
+        def self.systemd?
+          result = Vagrant::Util::Subprocess.execute("ps", "-o", "comm=", "1")
+          return result.stdout.chomp == "systemd"
+        end
+      end
+    end
+  end
+end

plugins/hosts/alt/host.rb

@@ -0,0 +1,11 @@
+require "vagrant"
+
+module VagrantPlugins
+  module HostALT
+    class Host < Vagrant.plugin("2", :host)
+      def detect?(env)
+        File.exist?("/etc/altlinux-release")
+      end
+    end
+  end
+end

plugins/hosts/alt/plugin.rb

@@ -0,0 +1,32 @@
+require "vagrant"
+
+module VagrantPlugins
+  module HostALT
+    class Plugin < Vagrant.plugin("2")
+      name "ALT Platform host"
+      description "ALT Platform host support."
+
+      host("alt", "linux") do
+        require_relative "host"
+        Host
+      end
+
+      host_capability("alt", "nfs_installed") do
+        require_relative "cap/nfs"
+        Cap::NFS
+      end
+
+      # Linux-specific helpers we need to determine paths that can
+      # be overriden.
+      host_capability("alt", "nfs_check_command") do
+        require_relative "cap/nfs"
+        Cap::NFS
+      end
+
+      host_capability("alt", "nfs_start_command") do
+        require_relative "cap/nfs"
+        Cap::NFS
+      end
+    end
+  end
+end