Extract "uninstall of deprecated plugins" into separate groovy file

groovy/cli/uninstall-deprecated-plugins.groovy

@@ -0,0 +1,33 @@
+// check update center for updates
+jenkins.model.Jenkins.getInstance().getUpdateCenter().getSites().each { site ->
+  site.updateDirectlyNow(hudson.model.DownloadService.signatureCheck)
+}
+
+// Find plugins that are deprecated
+def deprecated_plugins = jenkins.model.Jenkins.instance.pluginManager.activePlugins.findAll {
+  it -> it.isDeprecated()
+}.collect {
+  it -> it.getShortName()
+}
+
+println "  Found ${deprecated_plugins.size()} plugins that are deprecated."
+println "  " + deprecated_plugins
+
+// uninstall deprecated plugins
+println "  Uninstalling deprecated plugins..."
+long counter = 0
+deprecated_plugins.each{
+  jenkins.model.Jenkins.instance.pluginManager.getPlugin(it).doDoUninstall()
+  println "    ${++counter}/${deprecated_plugins.size()}.."
+}
+
+// safe restart
+
+println "  Restarting safely..."
+println ""
+
+if(deprecated_plugins.size() != 0 && counter == deprecated_plugins.size()) {
+  //TODO: set restart reason
+  // doQuietDown(boolean block, int timeout, String reason) ??
+  jenkins.model.Jenkins.instance.safeRestart()
+}

groovy/cli/update-jenkins-plugins.groovy

@@ -30,24 +30,6 @@ jenkins.model.Jenkins.instance.pluginManager.install(plugins, false).each { f ->
   println "    ${++count}/${plugins.size()}.."
 }
 
-// Find plugins that are deprecated
-def deprecated_plugins = jenkins.model.Jenkins.instance.pluginManager.activePlugins.findAll {
-  it -> it.isDeprecated()
-}.collect {
-  it -> it.getShortName()
-}
-
-println "  Found ${deprecated_plugins.size()} plugins that are deprecated."
-println "  " + deprecated_plugins
-
-// uninstall deprecated plugins
-println "  Uninstalling deprecated plugins..."
-long counter = 0
-deprecated_plugins.each{
-  jenkins.model.Jenkins.instance.pluginManager.getPlugin(it).doDoUninstall()
-  println "    ${++counter}/${deprecated_plugins.size()}.."
-}
-
 // safe restart
 
 println "  Restarting safely..."