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config: nftables: add support for icmp-type any

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We support any as wildcard for matching all icmp types. Implement
parsing logic for parsing the any value and support converting the any
value into an nftables expression.

Signed-off-by: Stefan Hanreich <s.hanreich@proxmox.com>
This commit is contained in:
Stefan Hanreich 2024-04-25 19:16:08 +02:00 committed by Thomas Lamprecht
parent 948a94af84
commit 0bd09fe6fa
1 changed files with 12 additions and 0 deletions
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12
proxmox-ve-config/src/firewall/types/rule_match.rs
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@ -511,6 +511,7 @@ impl FromStr for Icmp {
pub enum IcmpType { pub enum IcmpType {
Numeric(u8), Numeric(u8),
Named(&'static str), Named(&'static str),
Any,
} }
#[sortable] #[sortable]
@ -536,6 +537,10 @@ impl std::str::FromStr for IcmpType {
type Err = Error; type Err = Error;
fn from_str(s: &str) -> Result<Self, Error> { fn from_str(s: &str) -> Result<Self, Error> {
if s.eq_ignore_ascii_case("any") {
return Ok(Self::Any);
}
if let Ok(ty) = s.trim().parse::<u8>() { if let Ok(ty) = s.trim().parse::<u8>() {
return Ok(Self::Numeric(ty)); return Ok(Self::Numeric(ty));
} }
@ -553,6 +558,7 @@ impl fmt::Display for IcmpType {
match self { match self {
IcmpType::Numeric(ty) => write!(f, "{ty}"), IcmpType::Numeric(ty) => write!(f, "{ty}"),
IcmpType::Named(ty) => write!(f, "{ty}"), IcmpType::Named(ty) => write!(f, "{ty}"),
IcmpType::Any => write!(f, "any"),
} }
} }
} }
@ -664,6 +670,7 @@ impl FromStr for Icmpv6 {
pub enum Icmpv6Type { pub enum Icmpv6Type {
Numeric(u8), Numeric(u8),
Named(&'static str), Named(&'static str),
Any,
} }
#[sortable] #[sortable]
@ -693,6 +700,10 @@ impl std::str::FromStr for Icmpv6Type {
type Err = Error; type Err = Error;
fn from_str(s: &str) -> Result<Self, Error> { fn from_str(s: &str) -> Result<Self, Error> {
if s.eq_ignore_ascii_case("any") {
return Ok(Self::Any);
}
if let Ok(ty) = s.trim().parse::<u8>() { if let Ok(ty) = s.trim().parse::<u8>() {
return Ok(Self::Numeric(ty)); return Ok(Self::Numeric(ty));
} }
@ -710,6 +721,7 @@ impl fmt::Display for Icmpv6Type {
match self { match self {
Icmpv6Type::Numeric(ty) => write!(f, "{ty}"), Icmpv6Type::Numeric(ty) => write!(f, "{ty}"),
Icmpv6Type::Named(ty) => write!(f, "{ty}"), Icmpv6Type::Named(ty) => write!(f, "{ty}"),
Icmpv6Type::Any => write!(f, "any"),
} }
} }
} }