it's an invalid combination that causes the network reload/setup to
fail. unfortunately, this is not caught by ifupdown2 itself, but only
rejected by the kernel with ERANGE over netlink.
Signed-off-by: Fabian Grünbichler <f.gruenbich...@proxmox.com>
---
Notes:
these range checks are there in the kernel since 2011..
src/PVE/INotify.pm | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/src/PVE/INotify.pm b/src/PVE/INotify.pm
index 8cf4b44..4f682be 100644
--- a/src/PVE/INotify.pm
+++ b/src/PVE/INotify.pm
@@ -1061,13 +1061,12 @@ sub __read_etc_network_interfaces {
} elsif ($iface =~ m/^vmbr\d+$/) {
if (!$d->{ovs_type}) {
$d->{type} = 'bridge';
-
- if (!defined ($d->{bridge_fd})) {
- $d->{bridge_fd} = 0;
- }
if (!defined ($d->{bridge_stp})) {
$d->{bridge_stp} = 'off';
}
+ if (!defined($d->{bridge_fd}) && $d->{bridge_stp} eq 'off') {
+ $d->{bridge_fd} = 0;
+ }
} elsif ($d->{ovs_type} eq 'OVSBridge') {
$d->{type} = $d->{ovs_type};
}
@@ -1259,11 +1258,16 @@ sub __interface_to_string {
$done->{bridge_ports} = 1;
my $v = defined($d->{bridge_stp}) ? $d->{bridge_stp} : 'off';
+ my $no_stp = $v eq 'off';
+
$raw .= "\tbridge-stp $v\n";
$done->{bridge_stp} = 1;
$v = defined($d->{bridge_fd}) ? $d->{bridge_fd} : 0;
- $raw .= "\tbridge-fd $v\n";
+ # 0 is only allowed when STP is disabled
+ if ($v || $no_stp) {
+ $raw .= "\tbridge-fd $v\n";
+ }
$done->{bridge_fd} = 1;
if( defined($d->{bridge_vlan_aware})) {
--
2.30.2
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