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From: Stefan Hanreich <s.hanreich@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Fri, 17 Nov 2023 12:39:41 +0100
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information. [subnets.pm, subnetplugin.pm]
Subject: [pve-devel] [PATCH v4 pve-network 03/33] subnet: add dhcp options
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Additionally add a helper function for parsing the DHCP ranges of a
subnet.
Signed-off-by: Stefan Hanreich <s.hanreich@proxmox.com>
---
src/PVE/Network/SDN/SubnetPlugin.pm | 29 +++++++++++++++++++++++++++++
src/PVE/Network/SDN/Subnets.pm | 23 +++++++++++++++++++++++
2 files changed, 52 insertions(+)
diff --git a/src/PVE/Network/SDN/SubnetPlugin.pm b/src/PVE/Network/SDN/SubnetPlugin.pm
index 15b370f..a4adae8 100644
--- a/src/PVE/Network/SDN/SubnetPlugin.pm
+++ b/src/PVE/Network/SDN/SubnetPlugin.pm
@@ -61,6 +61,19 @@ sub private {
return $defaultData;
}
+my $dhcp_range_fmt = {
+ 'start-address' => {
+ type => 'ip',
+ description => 'Start address for the DHCP IP range',
+ },
+ 'end-address' => {
+ type => 'ip',
+ description => 'End address for the DHCP IP range',
+ },
+};
+
+PVE::JSONSchema::register_format('pve-sdn-dhcp-range', $dhcp_range_fmt);
+
sub properties {
return {
vnet => {
@@ -84,6 +97,20 @@ sub properties {
type => 'string', format => 'dns-name',
description => "dns domain zone prefix ex: 'adm' -> <hostname>.adm.mydomain.com",
},
+ 'dhcp-range' => {
+ type => 'array',
+ description => 'A list of DHCP ranges for this subnet',
+ optional => 1,
+ items => {
+ type => 'string',
+ format => 'pve-sdn-dhcp-range',
+ }
+ },
+ 'dhcp-dns-server' => {
+ type => 'ip',
+ description => 'IP address for the DNS server',
+ optional => 1,
+ },
};
}
@@ -94,6 +121,8 @@ sub options {
# routes => { optional => 1 },
snat => { optional => 1 },
dnszoneprefix => { optional => 1 },
+ 'dhcp-range' => { optional => 1 },
+ 'dhcp-dns-server' => { optional => 1 },
};
}
diff --git a/src/PVE/Network/SDN/Subnets.pm b/src/PVE/Network/SDN/Subnets.pm
index f654d3a..6e74de1 100644
--- a/src/PVE/Network/SDN/Subnets.pm
+++ b/src/PVE/Network/SDN/Subnets.pm
@@ -8,6 +8,7 @@ use Net::IP;
use NetAddr::IP qw(:lower);
use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file);
+use PVE::JSONSchema qw(parse_property_string);
use PVE::Network::SDN::Dns;
use PVE::Network::SDN::Ipams;
@@ -36,6 +37,28 @@ sub sdn_subnets_config {
return $scfg;
}
+sub get_dhcp_ranges {
+ my ($subnet_config) = @_;
+
+ my @dhcp_ranges = ();
+
+ if ($subnet_config->{'dhcp-range'}) {
+ foreach my $element (@{$subnet_config->{'dhcp-range'}}) {
+ my $dhcp_range = eval { parse_property_string('pve-sdn-dhcp-range', $element) };
+
+ if ($@ || !$dhcp_range) {
+ warn "Unable to parse dhcp-range string: $element\n";
+ warn "$@\n" if $@;
+ next;
+ }
+
+ push @dhcp_ranges, $dhcp_range;
+ }
+ }
+
+ return \@dhcp_ranges;
+}
+
sub config {
my ($running) = @_;
--
2.39.2