From 4f045ffe5aa87adebdcaaf853435077400a79160 Mon Sep 17 00:00:00 2001
From: Dmitry Badovsky <dbadovsky@gmail.com>
Date: Sat, 25 Oct 2025 13:01:17 +0000
Subject: [PATCH] Update vmcreate1.sh

---
 vmcreate1.sh | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/vmcreate1.sh b/vmcreate1.sh
index e27d507..8ee5a0c 100644
--- a/vmcreate1.sh
+++ b/vmcreate1.sh
@@ -58,11 +58,22 @@ if [ -e $file ]; then
     touch hosts.tmp
     echo -n "" > hosts.tmp
     for line in $(<$file); do
-        ipcheck (echo $line | cut -d '.' -f 1)
-        if [ $? -ne 0 ]; then 
+        ip=$(echo $line | cut -d ' ' -f 1)
+        hostname=$(echo $line | cut -d ' ' -f 2)
+        ipcheck "$ip"
+        if [ $? -eq 0 ]; then 
+            hostcheck "$hostname"
+            if [ $? -eq 0 ]; 
+                then 
+                echo $line >> hosts.tmp
+                else
+                echo "Hostname `$hostname` is not valid. Should contain only letters, numbers and dash. Skipping this line."
+                sleep 2
+            fi
+            else            
             echo "$ip is not a valid IPv4 address (10.10.*.*). Skipping this line."
-            
-        hostcheck (echo $line | cut -d '.' -f 2)
+            sleep 2
+        fi
     done
 fi
 
@@ -104,7 +115,9 @@ ipcheck() {
 }
 
 hostcheck (){
-    if [[ $1 =~
+    local hostname=$1
+    local pattern="^[a-zA-Z0-9-]+$"
+    if [[ "$hostname" =~ $pattern ]]; then return 0; else return 1; fi
 }
 
 #Проверяем ключ