From 60a3b3dabf72c744c0045ff25207be37f21c91c1 Mon Sep 17 00:00:00 2001
From: Denis Fondras <1040974+ledeuns@users.noreply.github.com>
Date: Fri, 7 Feb 2025 16:08:06 +0100
Subject: [PATCH] Forbid -e -E -6 (#123)

The resulting list is a bit weird :wink:

```
 permit ip host 2a05:6340:: host 255.255.255.248
 permit ip host 2a06:19c0:: host 255.255.255.248
 permit ip host 2a07:4b00:: host 255.255.255.248
 permit ip host 2a07:7b40:: host 255.255.255.248
```
---
 main.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/main.c b/main.c
index 1fbb358..c427c04 100644
--- a/main.c
+++ b/main.c
@@ -604,6 +604,14 @@ main(int argc, char* argv[])
 		exit(1);
 	}
 
+	if (expander.vendor == V_ARISTA
+	    && expander.generation == T_EACL
+	    && expander.family == AF_INET6) {
+		sx_report(SX_FATAL, "Sorry, extended access-lists is not compatible "
+		    "with Arista EOS and IPv6\n");
+		exit(1);
+	}
+	
 	if (expander.sequence
 	    && (expander.vendor != V_CISCO && expander.vendor != V_ARISTA)) {
 		sx_report(SX_FATAL, "Sorry, prefix-lists sequencing (-s) supported"