- don't listen to ip address, but use interface= instead
- generate 1 config file by vnet instead 1 by subnet
- enable-ra is global to server, enable it in default conf
Signed-off-by: Alexandre Derumier <aderum...@odiso.com>
---
src/PVE/Network/SDN/Dhcp.pm | 33 +++++++++++++++++---------
src/PVE/Network/SDN/Dhcp/Dnsmasq.pm | 36 +++++++++++++++--------------
src/PVE/Network/SDN/Dhcp/Plugin.pm | 9 ++++++--
3 files changed, 48 insertions(+), 30 deletions(-)
diff --git a/src/PVE/Network/SDN/Dhcp.pm b/src/PVE/Network/SDN/Dhcp.pm
index fc33f08..2c2d019 100644
--- a/src/PVE/Network/SDN/Dhcp.pm
+++ b/src/PVE/Network/SDN/Dhcp.pm
@@ -59,6 +59,7 @@ sub regenerate_config {
my $cfg = PVE::Network::SDN::running_config();
my $zone_cfg = $cfg->{zones};
+ my $vnet_cfg = $cfg->{vnets};
my $subnet_cfg = $cfg->{subnets};
return if !$zone_cfg && !$subnet_cfg;
@@ -84,22 +85,32 @@ sub regenerate_config {
eval { $dhcp_plugin->before_configure($zoneid) };
die "Could not run before_configure for DHCP server $zoneid $@\n" if $@;
+ for my $vnetid (sort keys %{$vnet_cfg->{ids}}) {
+ my $vnet = $vnet_cfg->{ids}->{$vnetid};
+ next if $vnet->{zone} ne $zoneid;
- foreach my $subnet_id (keys %{$subnet_cfg->{ids}}) {
- my $subnet_config =
PVE::Network::SDN::Subnets::sdn_subnets_config($subnet_cfg, $subnet_id);
- my $dhcp_ranges =
PVE::Network::SDN::Subnets::get_dhcp_ranges($subnet_config);
+ my $config = [];
+ my $subnets = PVE::Network::SDN::Vnets::get_subnets($vnetid);
- my ($zone, $subnet_network, $subnet_mask) = split(/-/, $subnet_id);
- next if $zone ne $zoneid;
- next if !$dhcp_ranges;
+ foreach my $subnet_id (sort keys %{$subnets}) {
+ my $subnet_config = $subnets->{$subnet_id};
+ my $dhcp_ranges =
PVE::Network::SDN::Subnets::get_dhcp_ranges($subnet_config);
- eval { $dhcp_plugin->configure_subnet($zoneid, $subnet_config) };
- warn "Could not configure subnet $subnet_id: $@\n" if $@;
+ my ($zone, $subnet_network, $subnet_mask) = split(/-/,
$subnet_id);
+ next if $zone ne $zoneid;
+ next if !$dhcp_ranges;
- foreach my $dhcp_range (@$dhcp_ranges) {
- eval { $dhcp_plugin->configure_range($zoneid, $subnet_config,
$dhcp_range) };
- warn "Could not configure DHCP range for $subnet_id: $@\n" if
$@;
+ eval { $dhcp_plugin->configure_subnet($config, $zoneid,
$vnetid, $subnet_config) };
+ warn "Could not configure subnet $subnet_id: $@\n" if $@;
+
+ foreach my $dhcp_range (@$dhcp_ranges) {
+ eval { $dhcp_plugin->configure_range($config, $zoneid,
$vnetid, $subnet_config, $dhcp_range) };
+ warn "Could not configure DHCP range for $subnet_id: $@\n"
if $@;
+ }
}
+
+ eval { $dhcp_plugin->configure_vnet($config, $zoneid, $vnetid,
$vnet) };
+ warn "Could not configure vnet $vnetid: $@\n" if $@;
}
eval { $dhcp_plugin->after_configure($zoneid) };
diff --git a/src/PVE/Network/SDN/Dhcp/Dnsmasq.pm
b/src/PVE/Network/SDN/Dhcp/Dnsmasq.pm
index 7b54532..4c0de25 100644
--- a/src/PVE/Network/SDN/Dhcp/Dnsmasq.pm
+++ b/src/PVE/Network/SDN/Dhcp/Dnsmasq.pm
@@ -101,39 +101,29 @@ sub add_ip_mapping {
}
sub configure_subnet {
- my ($class, $dhcpid, $subnet_config) = @_;
+ my ($class, $config, $dhcpid, $vnetid, $subnet_config) = @_;
die "No gateway defined for subnet $subnet_config->{id}"
if !$subnet_config->{gateway};
my $tag = $subnet_config->{id};
- my @dnsmasq_config = (
- "listen-address=$subnet_config->{gateway}",
- );
-
my $option_string;
if (ip_is_ipv6($subnet_config->{network})) {
$option_string = 'option6';
- push @dnsmasq_config, "enable-ra";
} else {
$option_string = 'option';
- push @dnsmasq_config,
"dhcp-option=tag:$tag,$option_string:router,$subnet_config->{gateway}";
+ push @{$config},
"dhcp-option=tag:$tag,$option_string:router,$subnet_config->{gateway}";
}
- push @dnsmasq_config,
"dhcp-option=tag:$tag,$option_string:dns-server,$subnet_config->{'dhcp-dns-server'}"
+ push @{$config},
"dhcp-option=tag:$tag,$option_string:dns-server,$subnet_config->{'dhcp-dns-server'}"
if $subnet_config->{'dhcp-dns-server'};
- PVE::Tools::file_set_contents(
- "$DNSMASQ_CONFIG_ROOT/$dhcpid/10-$subnet_config->{id}.conf",
- join("\n", @dnsmasq_config) . "\n"
- );
}
sub configure_range {
- my ($class, $dhcpid, $subnet_config, $range_config) = @_;
+ my ($class, $config, $dhcpid, $vnetid, $subnet_config, $range_config) = @_;
- my $subnet_file =
"$DNSMASQ_CONFIG_ROOT/$dhcpid/10-$subnet_config->{id}.conf";
my $tag = $subnet_config->{id};
my ($zone, $network, $mask) = split(/-/, $tag);
@@ -143,9 +133,20 @@ sub configure_range {
$mask = join( '.', unpack( "C4", pack( "N", $mask ) ) );
}
- open(my $fh, '>>', $subnet_file) or die "Could not open file
'$subnet_file' $!\n";
- print $fh "dhcp-range=set:$tag,$network,static,$mask,infinite\n";
- close $fh;
+ push @{$config}, "dhcp-range=set:$tag,$network,static,$mask,infinite";
+}
+
+sub configure_vnet {
+ my ($class, $config, $dhcpid, $vnetid, $vnet_config) = @_;
+
+ return if @{$config} < 1;
+
+ push @{$config}, "interface=$vnetid";
+
+ PVE::Tools::file_set_contents(
+ "$DNSMASQ_CONFIG_ROOT/$dhcpid/10-$vnetid.conf",
+ join("\n", @{$config}) . "\n"
+ );
}
sub before_configure {
@@ -192,6 +193,7 @@ CFG
my $default_dnsmasq_config = <<CFG;
except-interface=lo
+enable-ra
bind-dynamic
no-resolv
no-hosts
diff --git a/src/PVE/Network/SDN/Dhcp/Plugin.pm
b/src/PVE/Network/SDN/Dhcp/Plugin.pm
index d05378d..b99f598 100644
--- a/src/PVE/Network/SDN/Dhcp/Plugin.pm
+++ b/src/PVE/Network/SDN/Dhcp/Plugin.pm
@@ -28,12 +28,17 @@ sub add_ip_mapping {
}
sub configure_range {
- my ($class, $dhcp_config, $subnet_config, $range_config) = @_;
+ my ($class, $dhcpid, $vnetid, $subnet_config, $range_config) = @_;
die 'implement in sub class';
}
sub configure_subnet {
- my ($class, $dhcp_config, $subnet_config) = @_;
+ my ($class, $dhcpid, $vnetid, $subnet_config) = @_;
+ die 'implement in sub class';
+}
+
+sub configure_vnet {
+ my ($class, $config, $dhcpid, $vnetid, $vnet_config) = @_;
die 'implement in sub class';
}
--
2.39.2
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