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feat: bond primary preselect as enum values closes #81 #158

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152 changes: 100 additions & 52 deletions src/link/link_info/bond.rs
Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,12 @@ const BOND_XMIT_POLICY_ENCAP34: u8 = 4;
const BOND_XMIT_POLICY_VLAN_SRCMAC: u8 = 5;
const BOND_OPT_ARP_ALL_TARGETS_ANY: u32 = 0;
const BOND_OPT_ARP_ALL_TARGETS_ALL: u32 = 1;
const BOND_PRI_RESELECT_ALWAYS: u8 = 0;
const BOND_PRI_RESELECT_BETTER: u8 = 1;
const BOND_PRI_RESELECT_FAILURE: u8 = 2;
const BOND_FOM_NONE: u8 = 0;
const BOND_FOM_ACTIVE: u8 = 1;
const BOND_FOM_FOLLOW: u8 = 2;

#[derive(Debug, Clone, Eq, PartialEq)]
#[non_exhaustive]
Expand Down Expand Up @@ -280,6 +286,51 @@ impl std::fmt::Display for BondArpValidate {
}
}

#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
pub enum BondPrimaryReselect {
#[default]
Always,
Better,
Failure,
Other(u8),
}

impl From<BondPrimaryReselect> for u8 {
fn from(value: BondPrimaryReselect) -> Self {
match value {
BondPrimaryReselect::Always => BOND_PRI_RESELECT_ALWAYS,
BondPrimaryReselect::Better => BOND_PRI_RESELECT_BETTER,
BondPrimaryReselect::Failure => BOND_PRI_RESELECT_FAILURE,
BondPrimaryReselect::Other(d) => d,
}
}
}

impl From<u8> for BondPrimaryReselect {
fn from(value: u8) -> Self {
match value {
BOND_PRI_RESELECT_ALWAYS => BondPrimaryReselect::Always,
BOND_PRI_RESELECT_BETTER => BondPrimaryReselect::Better,
BOND_PRI_RESELECT_FAILURE => BondPrimaryReselect::Failure,
d => BondPrimaryReselect::Other(d),
}
}
}

impl std::fmt::Display for BondPrimaryReselect {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let kernel_name = match self {
BondPrimaryReselect::Always => "always",
BondPrimaryReselect::Better => "better",
BondPrimaryReselect::Failure => "failure",
BondPrimaryReselect::Other(d) => {
return write!(f, "unknown-variant ({d})")
}
};
f.write_str(kernel_name)
}
}

#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
pub enum BondXmitHashPolicy {
#[default]
Expand Down Expand Up @@ -378,6 +429,51 @@ impl std::fmt::Display for BondArpAllTargets {
}
}

#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
pub enum BondFailOverMac {
#[default]
None,
Active,
Follow,
Other(u8),
}

impl From<BondFailOverMac> for u8 {
fn from(value: BondFailOverMac) -> Self {
match value {
BondFailOverMac::None => BOND_FOM_NONE,
BondFailOverMac::Active => BOND_FOM_ACTIVE,
BondFailOverMac::Follow => BOND_FOM_FOLLOW,
BondFailOverMac::Other(d) => d,
}
}
}

impl From<u8> for BondFailOverMac {
fn from(value: u8) -> Self {
match value {
BOND_FOM_NONE => BondFailOverMac::None,
BOND_FOM_ACTIVE => BondFailOverMac::Active,
BOND_FOM_FOLLOW => BondFailOverMac::Follow,
d => BondFailOverMac::Other(d),
}
}
}

impl std::fmt::Display for BondFailOverMac {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let kernel_name = match self {
BondFailOverMac::None => "none",
BondFailOverMac::Active => "active",
BondFailOverMac::Follow => "follow",
BondFailOverMac::Other(d) => {
return write!(f, "unknown-variant ({d})")
}
};
f.write_str(kernel_name)
}
}

// Some attributes (ARP_IP_TARGET, NS_IP6_TARGET) contain a nested
// list of IP addresses, where each element uses the index as NLA kind
// and the address as value. InfoBond exposes vectors of IP addresses,
Expand Down Expand Up @@ -458,7 +554,7 @@ pub enum InfoBond {
ArpValidate(BondArpValidate),
ArpAllTargets(BondArpAllTargets),
Primary(u32),
PrimaryReselect(u8),
PrimaryReselect(BondPrimaryReselect),
FailOverMac(BondFailOverMac),
XmitHashPolicy(BondXmitHashPolicy),
ResendIgmp(u32),
Expand Down Expand Up @@ -526,8 +622,8 @@ impl Nla for InfoBond {
match self {
Self::Mode(value) => buffer[0] = (*value).into(),
Self::XmitHashPolicy(value) => buffer[0] = (*value).into(),
Self::PrimaryReselect(value) => buffer[0] = (*value).into(),
Self::UseCarrier(value)
| Self::PrimaryReselect(value)
| Self::NumPeerNotif(value)
| Self::AllPortsActive(value)
| Self::AdLacpActive(value)
Expand Down Expand Up @@ -667,7 +763,8 @@ impl<'a, T: AsRef<[u8]> + ?Sized> Parseable<NlaBuffer<&'a T>> for InfoBond {
),
IFLA_BOND_PRIMARY_RESELECT => Self::PrimaryReselect(
parse_u8(payload)
.context("invalid IFLA_BOND_PRIMARY_RESELECT value")?,
.context("invalid IFLA_BOND_PRIMARY_RESELECT value")?
.into(),
),
IFLA_BOND_FAIL_OVER_MAC => Self::FailOverMac(
parse_u8(payload)
Expand Down Expand Up @@ -767,52 +864,3 @@ impl<'a, T: AsRef<[u8]> + ?Sized> Parseable<NlaBuffer<&'a T>> for InfoBond {
})
}
}

const BOND_FOM_NONE: u8 = 0;
const BOND_FOM_ACTIVE: u8 = 1;
const BOND_FOM_FOLLOW: u8 = 2;

#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
pub enum BondFailOverMac {
#[default]
None,
Active,
Follow,
Other(u8),
}

impl From<BondFailOverMac> for u8 {
fn from(value: BondFailOverMac) -> Self {
match value {
BondFailOverMac::None => BOND_FOM_NONE,
BondFailOverMac::Active => BOND_FOM_ACTIVE,
BondFailOverMac::Follow => BOND_FOM_FOLLOW,
BondFailOverMac::Other(d) => d,
}
}
}

impl From<u8> for BondFailOverMac {
fn from(value: u8) -> Self {
match value {
BOND_FOM_NONE => BondFailOverMac::None,
BOND_FOM_ACTIVE => BondFailOverMac::Active,
BOND_FOM_FOLLOW => BondFailOverMac::Follow,
d => BondFailOverMac::Other(d),
}
}
}

impl std::fmt::Display for BondFailOverMac {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let kernel_name = match self {
BondFailOverMac::None => "none",
BondFailOverMac::Active => "active",
BondFailOverMac::Follow => "follow",
BondFailOverMac::Other(d) => {
return write!(f, "unknown-variant ({d})")
}
};
f.write_str(kernel_name)
}
}
2 changes: 1 addition & 1 deletion src/link/link_info/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ mod xstats;

pub use self::bond::{
BondAdInfo, BondArpAllTargets, BondArpValidate, BondFailOverMac, BondMode,
BondXmitHashPolicy, InfoBond,
BondPrimaryReselect, BondXmitHashPolicy, InfoBond,
};
pub use self::bond_port::{BondPortState, InfoBondPort, MiiStatus};
pub use self::bridge::{
Expand Down
21 changes: 11 additions & 10 deletions src/link/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -40,16 +40,17 @@ pub use self::header::{LinkHeader, LinkMessageBuffer};
pub use self::link_flag::LinkFlags;
pub use self::link_info::{
BondAdInfo, BondArpAllTargets, BondArpValidate, BondFailOverMac, BondMode,
BondPortState, BondXmitHashPolicy, BridgeId, BridgeIdBuffer,
BridgePortMulticastRouter, BridgePortState, BridgeQuerierState, GeneveDf,
HsrProtocol, InfoBond, InfoBondPort, InfoBridge, InfoBridgePort, InfoData,
InfoGeneve, InfoGreTap, InfoGreTap6, InfoGreTun, InfoGreTun6, InfoGtp,
InfoHsr, InfoIpVlan, InfoIpVtap, InfoIpoib, InfoKind, InfoMacSec,
InfoMacVlan, InfoMacVtap, InfoPortData, InfoPortKind, InfoSitTun, InfoTun,
InfoVeth, InfoVlan, InfoVrf, InfoVrfPort, InfoVti, InfoVxlan, InfoXfrm,
IpVlanFlags, IpVlanMode, IpVtapFlags, IpVtapMode, LinkInfo, LinkXstats,
MacSecCipherId, MacSecOffload, MacSecValidate, MacVlanMode, MacVtapMode,
MiiStatus, VlanQosMapping,
BondPortState, BondPrimaryReselect, BondXmitHashPolicy, BridgeId,
BridgeIdBuffer, BridgePortMulticastRouter, BridgePortState,
BridgeQuerierState, GeneveDf, HsrProtocol, InfoBond, InfoBondPort,
InfoBridge, InfoBridgePort, InfoData, InfoGeneve, InfoGreTap, InfoGreTap6,
InfoGreTun, InfoGreTun6, InfoGtp, InfoHsr, InfoIpVlan, InfoIpVtap,
InfoIpoib, InfoKind, InfoMacSec, InfoMacVlan, InfoMacVtap, InfoPortData,
InfoPortKind, InfoSitTun, InfoTun, InfoVeth, InfoVlan, InfoVrf,
InfoVrfPort, InfoVti, InfoVxlan, InfoXfrm, IpVlanFlags, IpVlanMode,
IpVtapFlags, IpVtapMode, LinkInfo, LinkXstats, MacSecCipherId,
MacSecOffload, MacSecValidate, MacVlanMode, MacVtapMode, MiiStatus,
VlanQosMapping,
};
pub use self::link_layer_type::LinkLayerType;
pub use self::link_state::State;
Expand Down
9 changes: 5 additions & 4 deletions src/link/tests/bond.rs
Original file line number Diff line number Diff line change
Expand Up @@ -5,9 +5,10 @@ use netlink_packet_utils::{Emitable, Parseable};
use crate::link::link_flag::LinkFlags;
use crate::link::{
BondArpAllTargets, BondArpValidate, BondFailOverMac, BondMode,
BondPortState, BondXmitHashPolicy, InfoBond, InfoBondPort, InfoData,
InfoKind, InfoPortData, InfoPortKind, LinkAttribute, LinkHeader, LinkInfo,
LinkLayerType, LinkMessage, LinkMessageBuffer, Map, MiiStatus, State,
BondPortState, BondPrimaryReselect, BondXmitHashPolicy, InfoBond,
InfoBondPort, InfoData, InfoKind, InfoPortData, InfoPortKind,
LinkAttribute, LinkHeader, LinkInfo, LinkLayerType, LinkMessage,
LinkMessageBuffer, Map, MiiStatus, State,
};
use crate::{AddressFamily, RouteNetlinkMessage};

Expand Down Expand Up @@ -66,7 +67,7 @@ fn test_bond_link_info() {
InfoBond::ArpInterval(0),
InfoBond::ArpValidate(BondArpValidate::None),
InfoBond::ArpAllTargets(BondArpAllTargets::Any),
InfoBond::PrimaryReselect(0),
InfoBond::PrimaryReselect(BondPrimaryReselect::Always),
InfoBond::FailOverMac(BondFailOverMac::None),
InfoBond::XmitHashPolicy(BondXmitHashPolicy::Layer2),
InfoBond::ResendIgmp(1),
Expand Down
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