Update nodes list script

Add a column to show whether host is added to ssh config.

tools/nodes_list.sh

@@ -1,24 +1,32 @@
 #!/bin/bash
+set -ux
 
 # We control target directory carefully, so no need in 'read/while' loop here
 # and overall complexity.
 # shellcheck disable=SC2044
-for i in $(find host_vars -not -path '*host_vars/.*' -type f -iname '*.yml') ; do
+for i in $(find -E host_vars -not -path '*host_vars/.*' -type f -regex '.*(main|common).yml') ; do
 # shellcheck disable=SC2016
   grep -q '$ANSIBLE_VAULT;' "$i"
   rc=$?
   if [[ $rc -ne 0 ]]; then
-    hostname=$(echo $i | cut -d '/' -f 2)
-    placement=$(grep placement "$i" | cut -d ":" -f 2)
+    hostname=$(echo "$i" | cut -d '/' -f 2)
+    placement=$(grep placement "$i" | cut -d ":" -f 2 | awk '{$1=$1};1')
     host=$(grep 'ansible_host: ' "$i" | cut -d ":" -f 2)
     ip=$(grep 'ansible_ip: ' "$i" | cut -d ":" -f 2)
     if [[ -z "$ip" ]]; then
       ip=$host
     fi
+    if command -v shost &> /dev/null; then
+      if [[ -n "$ip" ]]; then
+        if shost $ip >/dev/null; then
+          additional_data="\tFound in SSH config"
+        else
+          additional_data="\tNot found in SSH config"
+        fi
+      fi
+    fi
     if [[ -n "$host" ]]; then
-      i=${i##*/}
-      name=${i%.*}
-      echo -e "$hostname\t$ip\t$host\t$name\t$placement"
+      echo -e "$hostname\t$ip\t$host\t${placement// /-}${additional_data// /-}"
     fi
   fi
 done | column -t