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[3/3] [nat] unify per-family NAT mapping #336

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Merged
nicolaskagami merged 1 commit into from
Aug 14, 2026
+180 −383
Merged

[3/3] [nat] unify per-family NAT mapping #336

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35 changes: 17 additions & 18 deletions dpd/src/api_server.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -105,13 +105,14 @@ use crate::attached_subnet;
use crate::counters;
#[cfg(feature = "multicast")]
use crate::mcast;
use crate::nat;
use crate::oxstats;
use crate::rpw::Task;
use crate::switch_port::FixedSideDevice;
use crate::switch_port::LedState;
use crate::transceivers::PowerState;
use crate::types::DpdError;
use crate::{Switch, arp, loopback, nat, ports, route};
use crate::{Switch, arp, loopback, ports, route};
use common::attached_subnet::AttachedSubnetEntry;
use common::nat::{Ipv4Nat, Ipv6Nat};
use common::network::{InstanceTarget, MacAddr, NatTarget};
Expand Down Expand Up @@ -1422,7 +1423,7 @@ impl DpdApi for DpdApiImpl {
WhichPage::Next(Ipv6Token { ip }) => Some(*ip),
};

let entries = nat::get_ipv6_addrs_range(
let entries = nat::get_addrs_range(
switch,
last_addr,
usize::try_from(max).expect("invalid usize"),
Expand All @@ -1449,7 +1450,7 @@ impl DpdApi for DpdApiImpl {
WhichPage::Next(NatToken { port }) => Some(*port),
};

let entries = nat::get_ipv6_mappings_range(
let entries = nat::get_mappings_range(
switch,
params.ipv6,
port,
Expand All @@ -1469,8 +1470,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseOk<NatTarget>, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
match nat::get_ipv6_mapping(switch, params.ipv6, params.low, params.low)
{
match nat::get_mapping(switch, params.ipv6, params.low, params.low) {
Ok(tgt) => Ok(HttpResponseOk(tgt)),
Err(e) => Err(e.into()),
}
Expand All @@ -1483,7 +1483,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseUpdatedNoContent, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
match nat::set_ipv6_mapping(
match nat::add_mapping(
switch,
params.ipv6,
params.low,
Expand All @@ -1501,7 +1501,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseDeleted, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
nat::clear_ipv6_mapping(switch, params.ipv6, params.low, params.low)
nat::remove_mapping(switch, params.ipv6, params.low, params.low)
.map(|_| HttpResponseDeleted())
.map_err(HttpError::from)
}
Expand All @@ -1511,7 +1511,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseUpdatedNoContent, HttpError> {
let switch: &Switch = rqctx.context();

match nat::reset_ipv6(switch) {
match nat::reset::<Ipv6Addr>(switch) {
Ok(_) => Ok(HttpResponseUpdatedNoContent()),
Err(e) => Err(e.into()),
}
Expand All @@ -1530,7 +1530,7 @@ impl DpdApi for DpdApiImpl {
WhichPage::Next(Ipv4Token { ip }) => Some(*ip),
};

let entries = nat::get_ipv4_addrs_range(
let entries = nat::get_addrs_range(
switch,
last_addr,
usize::try_from(max).expect("invalid usize"),
Expand Down Expand Up @@ -1558,7 +1558,7 @@ impl DpdApi for DpdApiImpl {
WhichPage::Next(NatToken { port }) => Some(*port),
};

let entries = nat::get_ipv4_mappings_range(
let entries = nat::get_mappings_range(
switch,
params.ipv4,
port,
Expand All @@ -1578,8 +1578,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseOk<NatTarget>, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
match nat::get_ipv4_mapping(switch, params.ipv4, params.low, params.low)
{
match nat::get_mapping(switch, params.ipv4, params.low, params.low) {
Ok(tgt) => Ok(HttpResponseOk(tgt)),
Err(e) => Err(e.into()),
}
Expand All @@ -1592,7 +1591,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseUpdatedNoContent, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
match nat::set_ipv4_mapping(
match nat::add_mapping(
switch,
params.ipv4,
params.low,
Expand All @@ -1610,7 +1609,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseDeleted, HttpError> {
let switch: &Switch = rqctx.context();
let params = path.into_inner();
nat::clear_ipv4_mapping(switch, params.ipv4, params.low, params.low)
nat::remove_mapping(switch, params.ipv4, params.low, params.low)
.map(|_| HttpResponseDeleted())
.map_err(HttpError::from)
}
Expand All @@ -1620,7 +1619,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseUpdatedNoContent, HttpError> {
let switch: &Switch = rqctx.context();

match nat::reset_ipv4(switch) {
match nat::reset::<Ipv4Addr>(switch) {
Ok(_) => Ok(HttpResponseUpdatedNoContent()),
Err(e) => Err(e.into()),
}
Expand Down Expand Up @@ -1744,11 +1743,11 @@ impl DpdApi for DpdApiImpl {
error!(switch.log, "failed to clear all link state: {:?}", e);
err = Some(e);
}
if let Err(e) = nat::reset_ipv4(switch) {
if let Err(e) = nat::reset::<Ipv4Addr>(switch) {
error!(switch.log, "failed to reset ipv4 nat table: {:?}", e);
err = Some(e);
}
if let Err(e) = nat::reset_ipv6(switch) {
if let Err(e) = nat::reset::<Ipv6Addr>(switch) {
error!(switch.log, "failed to reset ipv6 nat table: {:?}", e);
err = Some(e);
}
Expand Down Expand Up @@ -1913,7 +1912,7 @@ impl DpdApi for DpdApiImpl {
) -> Result<HttpResponseOk<i64>, HttpError> {
let switch = rqctx.context();

Ok(HttpResponseOk(nat::get_nat_generation(switch)))
Ok(HttpResponseOk(nat::generation(switch)))
}

async fn nat_trigger_update(
Expand Down
4 changes: 2 additions & 2 deletions dpd/src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -193,7 +193,7 @@ pub struct Switch {
pub links: Mutex<link::LinkMap>,
pub routes: TokioMutex<route::RouteData>,
pub arp: Mutex<arp::ArpData>,
pub nat: Mutex<nat::NatData>,
pub nat: nat::Nat,
pub attached_subnet: Mutex<attached_subnet::AttachedSubnetData>,
pub loopback: Mutex<loopback::LoopbackData>,
pub identifiers: Mutex<Option<SwitchIdentifiers>>,
Expand Down Expand Up @@ -308,7 +308,7 @@ impl Switch {
counters,
routes: TokioMutex::new(route_data),
arp: Mutex::new(arp::init()),
nat: Mutex::new(nat::init()),
nat: nat::Nat::new(),
attached_subnet: Mutex::new(attached_subnet::init()),
loopback: Mutex::new(loopback::init()),
switch_ports,
Expand Down
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