[pve-devel] SPAM: [PATCH pve-network v2 2/7] ipam: nautobot: implement plain prefix allocation

Hannes Dürr h.duerr at proxmox.com
Wed Feb 19 17:37:03 CET 2025


On 1/8/25 13:15, Lou Lecrivain via pve-devel wrote:
>
>
> add support for subnet allocation without ranges, where it was 
> previously not supported. Signed-off-by: lou lecrivain 
> <lou.lecrivain at 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) = @_;
$subnetid and $vmid are unused
> + + 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() };
please break the line
> + + 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"
prints are not shown anywhere in the GUI?
> + } 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) = @_;
> -- 2.39.5
>
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