Enum Hook 

pub enum Hook {
    Ingress,
    Prerouting,
    Input,
    Forward,
    Output,
    Postrouting,
}

Representation of nftables chain hooks.

Order of hook execution:

• Ingress (for netdev-family)
• Prerouting
• Input
• Forward
• Output
• Postrouting

Attribution

Parts of the documentation have been taken from https://wiki.nftables.org/wiki-nftables/index.php/Configuring_chains.

Variants

Ingress

Ingress allows traffic-filtering before pre-routing, after the packet traversed the NIC.

Only available for the netdev-family.

Prerouting

Prerouting allows traffic-filtering before the packets have been routed.

Input

Input allows traffic-filtering for packets that have been routed to the local system.

Forward

Forward allows traffic-filtering for packets that were not routed to the local system.

Output

Output allows traffic-filtering for packets leaving the local system.

Postrouting

Postrouting allows traffic-filtering for already routed packets leaving the local system.

Trait Implementations

impl Clone for Hook

fn clone(&self) -> Hook

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Hook

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for Hook

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Copy for Hook