From 8e019726d943011f9a14e236cca7e62940ddb0e0 Mon Sep 17 00:00:00 2001
From: Gabriel Mougard <gabriel.mougard@canonical.com>
Date: Mon, 2 Dec 2024 18:08:42 +0100
Subject: [PATCH] debug
Signed-off-by: Gabriel Mougard <gabriel.mougard@canonical.com>
---
service/lxd_config.go | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)
diff --git a/service/lxd_config.go b/service/lxd_config.go
index c2fd91ef2..8e2cd9266 100644
--- a/service/lxd_config.go
+++ b/service/lxd_config.go
@@ -319,6 +319,9 @@ func (s LXDService) FindInterfaceForSubnet(cidrSubnet string) (*net.Interface, e
return nil, fmt.Errorf("Failed to list interfaces: %v", err)
}
+ // TO REMOVE
+ missedIPs := make([]string, 0)
+
for _, iface := range interfaces {
addrs, err := iface.Addrs()
if err != nil {
@@ -326,21 +329,19 @@ func (s LXDService) FindInterfaceForSubnet(cidrSubnet string) (*net.Interface, e
}
for _, addr := range addrs {
- ipAddr, ok := addr.(*net.IPNet)
- if !ok {
- continue
- }
-
- // Skip IPv6 if the subnet is IPv4, and vice versa
- if len(targetNet.IP) != len(ipAddr.IP) {
- continue
+ ip, _, err := net.ParseCIDR(addr.String())
+ if err != nil {
+ return nil, fmt.Errorf("Failed to parse IP address %s while finding interface for subnet: %v", addr.String(), err)
}
- if targetNet.IP.Mask(targetNet.Mask).Equal(ipAddr.IP.Mask(targetNet.Mask)) {
+ if targetNet.Contains(ip) {
return &iface, nil
}
+
+ // TO REMOVE
+ missedIPs = append(missedIPs, ip.String())
}
}
- return nil, fmt.Errorf("No interface found for CIDR subnet %s", cidrSubnet)
+ return nil, fmt.Errorf("No interface found for CIDR subnet %s (missedIPs: %v, targetNet: %v)", cidrSubnet, missedIPs, targetNet.IP)
}