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Subject: [pve-devel] SPAM: [PATCH pve-network v2 2/7] ipam: nautobot:
implement plain prefix allocation
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From: Lou Lecrivain <lou.lecrivain@wdz.de>
To: pve-devel@lists.proxmox.com
subject: SPAM: [PATCH pve-network v2 2/7] ipam: nautobot: implement plain prefix allocation
Date: Wed, 8 Jan 2025 13:08:56 +0100
Message-Id: <20250108120903.5344-5-lou.lecrivain@wdz.de>
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X-SPAM-LEVEL: Spam detection results: 4
AWL -0.086 Adjusted score from AWL reputation of From: address
BAYES_00 -1.9 Bayes spam probability is 0 to 1%
DKIM_SIGNED 0.1 Message has a DKIM or DK signature, not necessarily valid
DKIM_VALID -0.1 Message has at least one valid DKIM or DK signature
DKIM_VALID_EF -0.1 Message has a valid DKIM or DK signature from envelope-from domain
DMARC_REJECT 0.1 DMARC reject policy
FREEMAIL_FORGED_FROMDOMAIN 0.001 2nd level domains in From and EnvelopeFrom freemail headers are different
FREEMAIL_FROM 0.001 Sender email is commonly abused enduser mail provider
HEADER_FROM_DIFFERENT_DOMAINS 0.24 From and EnvelopeFrom 2nd level mail domains are different
KAM_DMARC_REJECT 6 DKIM has Failed or SPF has failed on the message and the domain has a DMARC reject policy
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RCVD_IN_MSPIKE_H3 0.001 Good reputation (+3)
RCVD_IN_MSPIKE_WL 0.001 Mailspike good senders
SPF_HELO_PASS -0.001 SPF: HELO matches SPF record
SPF_PASS -0.001 SPF: sender matches SPF record
add support for subnet allocation without ranges,
where it was previously not supported.
Signed-off-by: lou lecrivain <lou.lecrivain@wdz.de>
---
src/PVE/Network/SDN/Ipams/NautobotPlugin.pm | 68 +++++++++++++++++++++
1 file changed, 68 insertions(+)
diff --git a/src/PVE/Network/SDN/Ipams/NautobotPlugin.pm b/src/PVE/Network/SDN/Ipams/NautobotPlugin.pm
index 69e7897..22867df 100644
--- a/src/PVE/Network/SDN/Ipams/NautobotPlugin.pm
+++ b/src/PVE/Network/SDN/Ipams/NautobotPlugin.pm
@@ -5,6 +5,7 @@ use warnings;
use PVE::INotify;
use PVE::Cluster;
use PVE::Tools;
+use NetAddr::IP;
use base('PVE::Network::SDN::Ipams::NetboxPlugin');
@@ -95,6 +96,66 @@ sub add_ip {
}
}
+sub add_next_freeip {
+ my ($class, $plugin_config, $subnetid, $subnet, $hostname, $mac, $vmid, $noerr) = @_;
+
+ my $cidr = $subnet->{cidr};
+
+ my $url = $plugin_config->{url};
+ my $namespace = $plugin_config->{namespace};
+ my $headers = default_headers($plugin_config);
+
+ my $internalid = PVE::Network::SDN::Ipams::NetboxPlugin::get_prefix_id($url, $cidr, $headers);
+
+ my $description = "mac:$mac" if $mac;
+
+ my $params = { type => "dhcp", dns_name => $hostname, description => $description, namespace => $namespace, status => default_ip_status() };
+
+ my $ip = eval {
+ my $result = PVE::Network::SDN::api_request("POST", "$url/ipam/prefixes/$internalid/available-ips/", $headers, $params);
+ my ($ip, undef) = split(/\//, $result->{address});
+ return $ip;
+ };
+
+ if ($@) {
+ die "can't find free ip in subnet $cidr: $@" if !$noerr;
+ }
+ return $ip;
+}
+
+sub add_range_next_freeip {
+ my ($class, $plugin_config, $subnet, $range, $data, $noerr) = @_;
+
+ my $url = $plugin_config->{url};
+ my $namespace = $plugin_config->{namespace};
+ my $headers = default_headers($plugin_config);
+ my $cidr = $subnet->{cidr};
+
+ # ranges are not supported natively in nautobot, hence why we have to get a little hacky.
+ my $minimal_size = NetAddr::IP->new($range->{'start-address'}) - NetAddr::IP->new($cidr);
+ my $internalid = PVE::Network::SDN::Ipams::NetboxPlugin::get_prefix_id($url, $cidr, $headers);
+
+ my $ip = eval {
+ my $result = PVE::Network::SDN::api_request("GET", "$url/ipam/prefixes/$internalid/available-ips/?limit=$minimal_size", $headers);
+ # v important for NetAddr::IP comparison!
+ my @ips = map((split(/\//,$_->{address}))[0], @{$result});
+ # get 1st result
+ my $ip = (get_ips_within_range($range->{'start-address'}, $range->{'end-address'}, @ips))[0];
+
+ if ($ip) {
+ print "found free ip $ip in range $range->{'start-address'}-$range->{'end-address'}\n"
+ } else { die "prefix out of space in range"; }
+
+ $class->add_ip($plugin_config, undef, $subnet, $ip, $data->{hostname}, $data->{mac}, undef, 0, 0);
+ return $ip;
+ };
+
+ if ($@) {
+ die "can't find free ip in range $range->{'start-address'}-$range->{'end-address'}: $@" if !$noerr;
+ }
+ return $ip;
+}
+
sub update_ip {
my ($class, $plugin_config, $subnetid, $subnet, $ip, $hostname, $mac, $vmid, $is_gateway, $noerr) = @_;
@@ -174,6 +235,13 @@ sub on_update_hook {
}
# helpers
+sub get_ips_within_range {
+ my ($start_address, $end_address, @list) = @_;
+ $start_address = NetAddr::IP->new($start_address);
+ $end_address = NetAddr::IP->new($end_address);
+ return grep($start_address <= NetAddr::IP->new($_) <= $end_address, @list);
+}
+
sub get_namespace_id {
my ($url, $namespace, $headers) = @_;
--
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