iiab-install - don't repeat prior roles that completed successfully within a stage

iiab-install

@@ -175,6 +175,14 @@ if [ -f /etc/iiab/config_vars2.yml ]; then
 ## End image catch up
 fi
 
+# allow iiab-install to read IIAB_STATE_FILE to not repeat installs of previous
+# roles that already completed within the stage.
+if [ ! -f  $IIAB_STATE_FILE ]; then
+    if [ ! -d /etc/iiab ]; then
+        mkdir /etc/iiab/
+    fi
+    touch $IIAB_STATE_FILE
+fi
 echo -e "\nTRY TO RERUN './iiab-install' IF IT FAILS DUE TO CONNECTIVITY ISSUES ETC!\n"
 
 echo -e "Running local Ansible playbooks...\n...Stage 0 will now run\n...followed by Stages $(($STAGE + 1))-9\n...and then the Network Role.\n"

iiab-stages.yml

@@ -7,6 +7,7 @@
   - vars/default_vars.yml
   - vars/{{ ansible_local.local_facts.os_ver }}.yml
   - /etc/iiab/local_vars.yml
+  - /etc/iiab/iiab_state.yml
 
   tasks: