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			38 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
accept connections from IPv6 link-local addresses
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diff -NarU1 a/pyftpdlib/handlers.py b/pyftpdlib2/handlers.py
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--- a/pyftpdlib/handlers.py	2024-06-23 14:03:38
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+++ b/pyftpdlib/handlers.py	2025-08-22 21:59:40
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@@ -451,3 +451,4 @@
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-        local_ip = self.cmd_channel.socket.getsockname()[0]
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+        sockname = list(self.cmd_channel.socket.getsockname())
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+        local_ip = sockname[0]
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         if local_ip in self.cmd_channel.masquerade_address_map:
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@@ -459,3 +460,5 @@
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-        if self.cmd_channel.server.socket.family != socket.AF_INET:
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+        if local_ip.startswith('fe') and local_ip[2:3] in "89ab":
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+            af = socket.AF_INET6  # link-local
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+        elif self.cmd_channel.server.socket.family != socket.AF_INET:
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             # dual stack IPv4/IPv6 support
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@@ -472,3 +475,4 @@
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             # free unprivileged random port.
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-            self.bind((local_ip, 0))
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+            sockname[1] = 0
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+            self.bind(tuple(sockname))
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         else:
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@@ -478,4 +482,5 @@
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                 self.set_reuse_addr()
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+                sockname[1] = port
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                 try:
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-                    self.bind((local_ip, port))
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+                    self.bind(tuple(sockname))
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                 except PermissionError:
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@@ -495,3 +500,4 @@
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                         else:
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-                            self.bind((local_ip, 0))
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+                            sockname[1] = 0
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+                            self.bind(tuple(sockname))
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                             self.cmd_channel.log(
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