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From: Christian Ebner <c.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Tue, 26 Mar 2024 10:16:58 +0100
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Subject: [pve-devel] [PATCH v2 pve-manager 3/4] fix #5255: node: wol:
configurable broadcast address
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Allows to configure a custom broadcast address to use when sending a
wake on lan packet to wake a remote node.
Default behaviour remains to fallback to 255.255.255.255.
Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
---
changes since version 1:
- Adapted to use property string
PVE/API2/Nodes.pm | 3 ++-
PVE/NodeConfig.pm | 7 +++++++
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/PVE/API2/Nodes.pm b/PVE/API2/Nodes.pm
index 9ffe7494..4f9640b2 100644
--- a/PVE/API2/Nodes.pm
+++ b/PVE/API2/Nodes.pm
@@ -700,11 +700,12 @@ __PACKAGE__->register_method({
my $local_config = PVE::NodeConfig::load_config($local_node);
my $local_wol_config = PVE::NodeConfig::get_wakeonlan_config($local_config);
my $bind_iface = $local_wol_config->{'bind-interface'};
+ my $broadcast_addr = $local_wol_config->{'broadcast-address'} // '255.255.255.255';
$mac_addr =~ s/://g;
my $packet = chr(0xff) x 6 . pack('H*', $mac_addr) x 16;
- my $addr = gethostbyname('255.255.255.255');
+ my $addr = gethostbyname($broadcast_addr);
my $port = getservbyname('discard', 'udp');
my $to = Socket::pack_sockaddr_in($port, $addr);
diff --git a/PVE/NodeConfig.pm b/PVE/NodeConfig.pm
index ee316296..5fa8001c 100644
--- a/PVE/NodeConfig.pm
+++ b/PVE/NodeConfig.pm
@@ -110,6 +110,13 @@ my $wakeonlan_desc = {
format_description => 'bind interface',
optional => 1,
},
+ 'broadcast-address' => {
+ type => 'string',
+ description => 'IPv4 broadcast address to use when sending wake on LAN packet',
+ format => 'ipv4',
+ format_description => 'IPv4 broadcast address',
+ optional => 1,
+ },
};
$confdesc->{wakeonlan} = {
--
2.39.2