From cf12608cf3927f75f6ec3fd41deec27a5b838578 Mon Sep 17 00:00:00 2001
From: Shreyas Zare <shreyas@technitium.com>
Date: Sun, 16 Jun 2019 14:27:07 +0530
Subject: [PATCH] DhcpServer: fixed minor bug in RenameScope(). Added
 SaveScope() method.

---
 DnsServerCore/Dhcp/DhcpServer.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/DnsServerCore/Dhcp/DhcpServer.cs b/DnsServerCore/Dhcp/DhcpServer.cs
index 1b13dc80..7ce2ad74 100644
--- a/DnsServerCore/Dhcp/DhcpServer.cs
+++ b/DnsServerCore/Dhcp/DhcpServer.cs
@@ -989,7 +989,7 @@ namespace DnsServerCore.Dhcp
 
         public void RenameScope(string name, string newName)
         {
-            if (_scopes.TryGetValue(name, out Scope scope))
+            if (!_scopes.TryGetValue(name, out Scope scope))
                 throw new DhcpServerException("Scope with name '" + name + "' does not exists.");
 
             if (!_scopes.TryAdd(newName, scope))
@@ -1032,6 +1032,12 @@ namespace DnsServerCore.Dhcp
             }
         }
 
+        public void SaveScope(string name)
+        {
+            if (_scopes.TryGetValue(name, out Scope scope))
+                SaveScopeFile(scope);
+        }
+
         public IDictionary<string, string> GetAddressClientMap()
         {
             Dictionary<string, string> map = new Dictionary<string, string>();