Install and configure iptables if enabled

Change-Id: I9a33ea6c437608d4352be21d50fd5980af4f7862
Closes-PROD: https://mirantis.jira.com/browse/PROD-19163
diff --git a/src/com/mirantis/mk/Orchestrate.groovy b/src/com/mirantis/mk/Orchestrate.groovy
index de55a42..9eabb95 100644
--- a/src/com/mirantis/mk/Orchestrate.groovy
+++ b/src/com/mirantis/mk/Orchestrate.groovy
@@ -46,6 +46,11 @@
     sleep(5)
     salt.runSaltProcessStep(master, '*', 'mine.update', [], null, true)
     salt.enforceState(master, '*', ['linux.network.host'])
+
+    // Install and configure iptables
+    if (salt.testTarget(master, 'I@iptables:service')) {
+        salt.enforceState(master, 'I@iptables:service', 'iptables')
+    }
 }
 
 def installFoundationInfraOnTarget(master, target, staticMgmtNet=false) {