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From: Gabriel Goller <g.goller@proxmox.com>
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Subject: [pve-devel] [PATCH proxmox-perl-rs 4/7] perl-rs: sdn: implement
OSPF interface file configuration generation
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Add function to generate /etc/network/interfaces configuration for OpenFabric nodes:
- Auto-create dummy interfaces with proper router-id
- Configure interface addresses and IP forwarding
- Support for both IPv4 and IPv6 addressing on both dummy and other
interfaces
Signed-off-by: Gabriel Goller <g.goller@proxmox.com>
---
pve-rs/src/sdn/openfabric.rs | 72 ++++++++++++++++++++++++++++++++++++
1 file changed, 72 insertions(+)
diff --git a/pve-rs/src/sdn/openfabric.rs b/pve-rs/src/sdn/openfabric.rs
index 680b3d081e47..2d21e6dae5e1 100644
--- a/pve-rs/src/sdn/openfabric.rs
+++ b/pve-rs/src/sdn/openfabric.rs
@@ -353,6 +353,78 @@ mod export {
.ok_or(anyhow::anyhow!("node not found"))
}
+ #[export]
+ fn get_interfaces_etc_network_config(
+ #[try_from_ref] this: &PerlSectionConfig<OpenFabricSectionConfig>,
+ node: Hostname,
+ ) -> Result<String, Error> {
+ let guard = this.section_config.lock().unwrap();
+ let mut interfaces = String::new();
+
+ guard.iter().try_for_each(|section| {
+ if let OpenFabricSectionConfig::Node(node_section) = section.1 {
+ if node_section.node_id.node == node {
+ // create dummy interface for this fabric
+ writeln!(interfaces)?;
+ writeln!(interfaces, "auto dummy_{}", node_section.node_id.fabric_id)?;
+ match node_section.router_id {
+ IpAddr::V4(_) => writeln!(
+ interfaces,
+ "iface dummy_{} inet static",
+ node_section.node_id.fabric_id
+ )?,
+ IpAddr::V6(_) => writeln!(
+ interfaces,
+ "iface dummy_{} inet6 static",
+ node_section.node_id.fabric_id
+ )?,
+ }
+ writeln!(interfaces, "\tlink-type dummy")?;
+ writeln!(interfaces, "\tip-forward 1")?;
+ // add dummy interface address as /32
+ match node_section.router_id {
+ IpAddr::V4(ipv4_addr) => {
+ writeln!(interfaces, "\taddress {}/32", ipv4_addr)?
+ }
+ IpAddr::V6(ipv6_addr) => {
+ writeln!(interfaces, "\taddress {}/128", ipv6_addr)?
+ }
+ }
+
+ // add ip-addrs to all other interfaces and ensure they exist
+ // also enable ip-forwarding on all interfaces as this is needed for unnumbered
+ // peering
+ node_section
+ .clone()
+ .interface
+ .into_iter()
+ .try_for_each(|i| {
+ let interface_name = i.name.clone();
+ writeln!(interfaces)?;
+ writeln!(interfaces, "auto {interface_name}")?;
+ if let Some(ip) = i.ip.map(|i| i.to_string()) {
+ writeln!(interfaces, "iface {interface_name} inet static")?;
+ writeln!(interfaces, "\taddress {}", ip)?;
+ writeln!(interfaces, "\tip-forward 1")?;
+ }
+ if let Some(ipv6) = i.ipv6.map(|i| i.to_string()) {
+ writeln!(interfaces, "iface {interface_name} inet6 static")?;
+ writeln!(interfaces, "\taddress {ipv6}")?;
+ writeln!(interfaces, "\tip6-forward 1")?;
+ }
+ if i.ip.is_none() && i.ipv6.is_none() {
+ writeln!(interfaces, "iface {interface_name} inet manual")?;
+ writeln!(interfaces, "\tip-forward 1")?;
+ }
+ Ok::<(), std::fmt::Error>(())
+ })?;
+ }
+ }
+ Ok::<(), std::fmt::Error>(())
+ })?;
+ Ok(interfaces)
+ }
+
#[export]
pub fn enabled_daemons(
#[try_from_ref] this: &PerlSectionConfig<OpenFabricSectionConfig>,
--
2.39.5
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