Drop --target-version parameter

This parameter is no longer used by the upgrade runner as it is
defined internally by the scenarios.

definitions/features/instance.rb

@@ -101,6 +101,10 @@ def current_version
     version.to_s[/^\d+\.\d+\.\d+/]
   end
 
+  def current_major_version
+    current_version.to_s[/^\d+\.\d+/]
+  end
+
   def target_version
     if feature(:instance).downstream
       Features::Satellite.new.target_version

definitions/scenarios/update.rb

@@ -5,7 +5,7 @@ def self.update_metadata(&block)
         tags :update_scenario
 
         confine do
-          feature(:instance).target_version == feature(:instance).current_version.to_s[/^\d+\.\d+/]
+          feature(:instance).target_version == feature(:instance).current_major_version
         end
 
         instance_eval(&block)

lib/foreman_maintain/cli/upgrade_command.rb

@@ -1,85 +1,72 @@
 module ForemanMaintain
   module Cli
     class UpgradeCommand < Base
-      def self.target_version_option
-        option '--target-version', 'TARGET_VERSION', 'Target version of the upgrade',
-          :required => false
-      end
-
       def self.disable_self_upgrade_option
         option '--disable-self-upgrade', :flag, 'Disable automatic self upgrade',
           :default => false
       end
 
-      def current_target_version
-        current_target_version = ForemanMaintain::UpgradeRunner.current_target_version
-        if current_target_version && target_version && target_version != current_target_version
-          raise Error::UsageError,
-            "Can't set target version #{target_version}, "\
-            "#{current_target_version} already in progress"
-        end
-        @target_version = current_target_version if current_target_version
-        return true if current_target_version
-      end
-
-      def validate_target_version!
-        return if current_target_version
-        unless UpgradeRunner.available_targets.include?(target_version)
-          message_start = if target_version
-                            "Can't upgrade to #{target_version}"
-                          else
-                            '--target-version not specified'
-                          end
-          message = <<~MESSAGE
-            #{message_start}
-            Possible target versions are:
-          MESSAGE
-          versions = UpgradeRunner.available_targets.join("\n")
-          raise Error::UsageError, message + versions
-        end
-      end
-
       def upgrade_runner
         return @upgrade_runner if defined? @upgrade_runner
-        validate_target_version!
-        @upgrade_runner = ForemanMaintain::UpgradeRunner.new(target_version, reporter,
+        @upgrade_runner = ForemanMaintain::UpgradeRunner.new(reporter,
           :assumeyes => assumeyes?,
           :whitelist => whitelist || [],
           :force => force?).tap(&:load)
       end
 
-      def print_versions(target_versions)
-        target_versions.sort.each { |version| puts version }
-      end
-
       def allow_self_upgrade?
         !disable_self_upgrade?
       end
 
+      def try_upgrade
+        if upgrade_runner.available?
+          yield
+        else
+          instance = ForemanMaintain.detector.feature(:instance)
+          msg = <<~BANNER
+
+            There are no upgrades available.
+            The current version of #{instance.product_name} is #{instance.current_major_version}.
+            Consider using the update command.
+          BANNER
+
+          puts msg
+          ForemanMaintain::UpgradeRunner::WARNING_EXIT_CODE
+        end
+      end
+
       subcommand 'check', 'Run pre-upgrade checks before upgrading to specified version' do
-        target_version_option
         interactive_option
         disable_self_upgrade_option
 
         def execute
           ForemanMaintain.validate_downstream_packages
           ForemanMaintain.perform_self_upgrade if allow_self_upgrade?
-          upgrade_runner.run_phase(:pre_upgrade_checks)
-          exit upgrade_runner.exit_code
+
+          exit_code = try_upgrade do
+            upgrade_runner.run_phase(:pre_upgrade_checks)
+            upgrade_runner.exit_code
+          end
+
+          exit exit_code
         end
       end
 
       subcommand 'run', 'Run full upgrade to a specified version' do
-        target_version_option
         interactive_option
         disable_self_upgrade_option
 
         def execute
           ForemanMaintain.validate_downstream_packages
           ForemanMaintain.perform_self_upgrade if allow_self_upgrade?
-          upgrade_runner.run
-          upgrade_runner.save
-          exit upgrade_runner.exit_code
+
+          exit_code = try_upgrade do
+            upgrade_runner.run
+            upgrade_runner.save
+            upgrade_runner.exit_code
+          end
+
+          exit exit_code
         end
       end
     end

lib/foreman_maintain/runner.rb

@@ -4,6 +4,9 @@ class Runner
     include Concerns::Logger
     attr_reader :reporter, :exit_code
 
+    WARNING_EXIT_CODE = 78
+    FAILURE_EXIT_CODE = 1
+
     require 'foreman_maintain/runner/execution'
     require 'foreman_maintain/runner/stored_execution'
     def initialize(reporter, scenarios, options = {})
@@ -61,8 +64,8 @@ def run_scenario(scenario)
         @last_scenario = scenario
         @last_scenario_continuation_confirmed = false
       end
-      @exit_code = 78 if scenario.warning?
-      @exit_code = 1 if scenario.failed?
+      @exit_code = WARNING_EXIT_CODE if scenario.warning?
+      @exit_code = FAILURE_EXIT_CODE if scenario.failed?
     end
 
     def whitelisted_step?(step)

lib/foreman_maintain/upgrade_runner.rb

@@ -34,32 +34,31 @@ def clear_current_target_version
 
     attr_reader :version, :tag, :phase
 
-    def initialize(version, reporter, options = {})
+    def initialize(reporter, options = {})
       super(reporter, [], options)
-      @version = version
-      scenarios_present = find_scenarios(:tags => :upgrade_scenario).any?(&matching_version_test)
-      raise "Unknown version #{version}" unless scenarios_present
-
       @scenario_cache = {}
-      self.phase = :pre_upgrade_checks
+      @phase = :pre_upgrade_checks
+      condition = { :tags => [:upgrade_scenario, phase] }
+      matching_scenarios = find_scenarios(condition)
+      @version = matching_scenarios.first&.target_version
+    end
+
+    def available?
+      condition = { :tags => [:upgrade_scenario, :pre_upgrade_check] }
+      matching_scenarios = find_scenarios(condition)
+      !matching_scenarios.empty?
     end
 
     def scenario(phase)
       return @scenario_cache[phase] if @scenario_cache.key?(phase)
 
       condition = { :tags => [:upgrade_scenario, phase] }
-      matching_scenarios = find_scenarios(condition).select(&matching_version_test)
+      matching_scenarios = find_scenarios(condition)
       raise "Too many scenarios match #{condition.inspect}" if matching_scenarios.size > 1
 
       @scenario_cache[phase] = matching_scenarios.first
     end
 
-    def matching_version_test
-      proc do |scenario|
-        scenario.respond_to?(:target_version) && scenario.target_version == @version
-      end
-    end
-
     def run
       self.class.current_target_version = @version
       PHASES.each do |phase|

test/lib/cli/upgrade_command_test.rb

@@ -58,7 +58,6 @@ def foreman_maintain_update_unavailable
 
       it 'run self upgrade if upgrade available for foreman-maintain' do
         foreman_maintain_update_available
-        command << '--target-version=1.15'
         assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
 
@@ -71,8 +70,8 @@ def foreman_maintain_update_unavailable
 
       it 'runs the upgrade checks when update is not available for foreman-maintain' do
         foreman_maintain_update_unavailable
-        command << '--target-version=1.15'
         UpgradeRunner.any_instance.expects(:run_phase).with(:pre_upgrade_checks)
+        UpgradeRunner.any_instance.expects(:available?).returns(true)
         assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
           Nothing to update, can't find new version of rubygem-foreman_maintain.
@@ -83,11 +82,22 @@ def foreman_maintain_update_unavailable
         foreman_maintain_update_available
         command << '--disable-self-upgrade'
         UpgradeRunner.any_instance.expects(:run_phase).with(:pre_upgrade_checks)
-        run_cmd(['--target-version=1.15'])
+        UpgradeRunner.any_instance.expects(:available?).returns(true)
+        run_cmd([])
       end
 
-      it 'should raise UsageError and exit with code 1' do
-        Cli::MainCommand.any_instance.stubs(:exit!)
+      it 'throws an error message if no upgrade is available' do
+        foreman_maintain_update_unavailable
+        UpgradeRunner.any_instance.expects(:available?).twice.returns(false)
+
+        assert_cmd <<~OUTPUT
+          Checking for new version of rubygem-foreman_maintain...
+          Nothing to update, can't find new version of rubygem-foreman_maintain.
+
+          There are no upgrades available.
+          The current version of FakeyFakeFake is 3.14.
+          Consider using the update command.
+        OUTPUT
 
         run_cmd([])
       end
@@ -100,7 +110,6 @@ def foreman_maintain_update_unavailable
 
       it 'run self upgrade if upgrade available for foreman-maintain' do
         foreman_maintain_update_available
-        command << '--target-version=1.15'
         assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
 
@@ -113,8 +122,8 @@ def foreman_maintain_update_unavailable
 
       it 'runs the full upgrade when update is not available for foreman-maintain' do
         foreman_maintain_update_unavailable
-        command << '--target-version=1.15'
         UpgradeRunner.any_instance.expects(:run)
+        UpgradeRunner.any_instance.expects(:available?).returns(true)
         assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
           Nothing to update, can't find new version of rubygem-foreman_maintain.
@@ -124,76 +133,48 @@ def foreman_maintain_update_unavailable
       it 'skip self upgrade and runs the full upgrade for version' do
         command << '--disable-self-upgrade'
         UpgradeRunner.any_instance.expects(:run)
-        run_cmd(['--target-version=1.15'])
+        UpgradeRunner.any_instance.expects(:available?).returns(true)
+        run_cmd([])
       end
 
-      it 'runs the self upgrade when update available for rubygem-foreman_maintain' do
-        foreman_maintain_update_available
+      it 'throws an error message if no upgrade is available' do
+        foreman_maintain_update_unavailable
+        UpgradeRunner.any_instance.expects(:available?).twice.returns(false)
+
         assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
+          Nothing to update, can't find new version of rubygem-foreman_maintain.
 
-          Updating rubygem-foreman_maintain package.
-
-          The rubygem-foreman_maintain package successfully updated.
-          Re-run foreman-maintain with required options!
+          There are no upgrades available.
+          The current version of FakeyFakeFake is 3.14.
+          Consider using the update command.
         OUTPUT
 
-        UpgradeRunner.current_target_version = '1.15'
-
-        run_cmd
+        run_cmd([])
+      end
 
-        assert_cmd(<<~OUTPUT, ['--target-version', '1.16'])
+      it 'runs the self upgrade when update available for rubygem-foreman_maintain' do
+        foreman_maintain_update_available
+        assert_cmd <<~OUTPUT
           Checking for new version of rubygem-foreman_maintain...
 
           Updating rubygem-foreman_maintain package.
 
           The rubygem-foreman_maintain package successfully updated.
           Re-run foreman-maintain with required options!
         OUTPUT
-      end
-
-      it 'remembers the current target version and informs no update available' do
-        foreman_maintain_update_unavailable
-        Cli::MainCommand.any_instance.expects(:exit!).twice
-        assert_cmd <<~OUTPUT
-          Checking for new version of rubygem-foreman_maintain...
-          Nothing to update, can't find new version of rubygem-foreman_maintain.
-          --target-version not specified
-          Possible target versions are:
-          1.15
-        OUTPUT
 
         UpgradeRunner.current_target_version = '1.15'
-        UpgradeRunner.any_instance.expects(:run)
 
         run_cmd
 
-        assert_cmd(<<~OUTPUT, ['--target-version', '1.16'])
+        assert_cmd(<<~OUTPUT, [])
           Checking for new version of rubygem-foreman_maintain...
-          Nothing to update, can't find new version of rubygem-foreman_maintain.
-          Can't set target version 1.16, 1.15 already in progress
-        OUTPUT
-      end
 
-      it 'remembers the current target version when self upgrade disabled' do
-        command << '--disable-self-upgrade'
-        Cli::MainCommand.any_instance.expects(:exit!)
-        assert_cmd <<~OUTPUT
-          --target-version not specified
-          Possible target versions are:
-          1.15
-        OUTPUT
-      end
-
-      it 'does not allow the another upgrade when one is going on' do
-        foreman_maintain_update_unavailable
-        UpgradeRunner.current_target_version = '1.15'
-        Cli::MainCommand.any_instance.expects(:exit!)
+          Updating rubygem-foreman_maintain package.
 
-        assert_cmd(<<~OUTPUT, ['--target-version', '1.16'])
-          Checking for new version of rubygem-foreman_maintain...
-          Nothing to update, can't find new version of rubygem-foreman_maintain.
-          Can't set target version 1.16, 1.15 already in progress
+          The rubygem-foreman_maintain package successfully updated.
+          Re-run foreman-maintain with required options!
         OUTPUT
       end
     end

test/lib/support/definitions/features/fake_instance.rb

@@ -10,4 +10,16 @@ class Features::FakeInstance < ForemanMaintain::Feature
   def downstream
     false
   end
+
+  def product_name
+    "FakeyFakeFake"
+  end
+
+  def current_version
+    '3.14.2'
+  end
+
+  def current_major_version
+    current_version.to_s[/^\d+\.\d+/]
+  end
 end