Initial commit

This commit is contained in:
Keenan Tims 2023-03-13 23:11:45 -07:00
commit 8922dd7c70
Signed by: ktims
GPG Key ID: 11230674D69038D4
5 changed files with 472 additions and 0 deletions

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/target

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# rs-aggregate
rs-aggregate will compress an unsorted list of IP prefixes
Intended to be [aggregate6](https://github.com/job/aggregate6) with better performance.
Takes a list of whitespace-separated IPs or IP networks and aggregates them to their minimal representation.

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extern crate ipnet;
extern crate iprange;
use clio::*;
use ipnet::{IpNet, Ipv4Net, Ipv6Net};
use iprange::IpRange;
use std::io::BufRead;
use clap::Parser;
#[derive(Parser)]
#[command(author, version, about, long_about=None)]
struct Args {
#[clap(value_parser, default_value = "-")]
input: Input,
}
struct IpParseError {
ip: String,
problem: String,
}
struct IpBothRange {
v4: IpRange<Ipv4Net>,
v6: IpRange<Ipv6Net>,
}
type Errors = Vec<IpParseError>;
fn simplify_input(mut input: Input) -> (IpBothRange, Errors) {
let mut res = IpBothRange {
v4: IpRange::new(),
v6: IpRange::new(),
};
let mut errors = Errors::new();
for line in input.lock().lines() {
for net in line.unwrap().split_whitespace() {
match net.parse() {
Ok(ipnet) => match ipnet {
IpNet::V4(v4_net) => {
res.v4.add(v4_net.trunc());
()
}
IpNet::V6(v6_net) => {
res.v6.add(v6_net.trunc());
()
}
},
Err(error) => {
eprintln!("ERROR: {} - {}, ignoring.", net, error.to_string());
errors.push(IpParseError {
ip: net.to_string(),
problem: error.to_string(),
});
}
}
}
}
res.v4.simplify();
res.v6.simplify();
(res, errors)
}
fn main() {
let args = Args::parse();
let input = args.input;
let (res, _) = simplify_input(input);
for net in &res.v4 {
println!("{}", net);
}
for net in &res.v6 {
println!("{}", net);
}
}