7 Commits

Author SHA1 Message Date
16284f4d95 Cargo update for publishing 2023-03-23 13:15:52 -07:00
7c74cd6f7a Write using a BufWriter for +10% speed 2023-03-23 11:17:58 -07:00
675cda945f Be more idiomatic 2023-03-20 17:46:00 -07:00
4897aad492 Workflow: build tests before running 2023-03-19 12:34:25 -07:00
498c509e70 Use Display trait for printing 2023-03-19 12:20:56 -07:00
5190e83bb3 Only run tests on push 2023-03-18 22:07:12 -07:00
59bad102c7 Add license 2023-03-18 22:06:46 -07:00
6 changed files with 152 additions and 123 deletions

View File

@ -16,7 +16,7 @@ jobs:
steps:
- uses: actions/checkout@v3
- name: Build
run: cargo build --verbose
- name: Build tests
run: cargo test --no-run --verbose
- name: Run tests
run: cargo test --verbose
run: cargo test

92
Cargo.lock generated
View File

@ -61,9 +61,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "bitflags"
version = "2.0.1"
version = "2.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d5dd14596c0e5b954530d0e6f1fd99b89c03e313aa2086e8da4303701a09e1cf"
checksum = "487f1e0fcbe47deb8b0574e646def1c903389d95241dd1bbcc6ce4a715dfc0c1"
[[package]]
name = "bstr"
@ -91,11 +91,11 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "clap"
version = "4.1.11"
version = "4.1.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "42dfd32784433290c51d92c438bb72ea5063797fc3cc9a21a8c4346bebbb2098"
checksum = "76e21918af71fb4bcd813230cf549e33d14f73d0326b932b630ce2930332b131"
dependencies = [
"bitflags 2.0.1",
"bitflags 2.0.2",
"clap_derive",
"clap_lex",
"is-terminal",
@ -106,15 +106,14 @@ dependencies = [
[[package]]
name = "clap_derive"
version = "4.1.9"
version = "4.1.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fddf67631444a3a3e3e5ac51c36a5e01335302de677bd78759eaa90ab1f46644"
checksum = "9a932373bab67b984c790ddf2c9ca295d8e3af3b7ef92de5a5bacdccdee4b09b"
dependencies = [
"heck",
"proc-macro-error",
"proc-macro2",
"quote",
"syn",
"syn 2.0.8",
]
[[package]]
@ -256,7 +255,7 @@ checksum = "3eb14ed937631bd8b8b8977f2c198443447a8355b6e3ca599f38c975e5a963b6"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -365,9 +364,9 @@ dependencies = [
[[package]]
name = "io-lifetimes"
version = "1.0.8"
version = "1.0.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0dd6da19f25979c7270e70fa95ab371ec3b701cd0eefc47667a09785b3c59155"
checksum = "09270fd4fa1111bc614ed2246c7ef56239a3063d5be0d1ec3b589c505d400aeb"
dependencies = [
"hermit-abi",
"libc",
@ -466,9 +465,9 @@ checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
[[package]]
name = "os_str_bytes"
version = "6.4.1"
version = "6.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"
checksum = "ceedf44fb00f2d1984b0bc98102627ce622e083e49a5bacdb3e514fa4238e267"
[[package]]
name = "pin-project-lite"
@ -513,35 +512,11 @@ dependencies = [
"termtree",
]
[[package]]
name = "proc-macro-error"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
dependencies = [
"proc-macro-error-attr",
"proc-macro2",
"quote",
"syn",
"version_check",
]
[[package]]
name = "proc-macro-error-attr"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
dependencies = [
"proc-macro2",
"quote",
"version_check",
]
[[package]]
name = "proc-macro2"
version = "1.0.52"
version = "1.0.53"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d0e1ae9e836cc3beddd63db0df682593d7e2d3d891ae8c9083d2113e1744224"
checksum = "ba466839c78239c09faf015484e5cc04860f88242cff4d03eb038f04b4699b73"
dependencies = [
"unicode-ident",
]
@ -566,9 +541,9 @@ dependencies = [
[[package]]
name = "regex"
version = "1.7.1"
version = "1.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
checksum = "cce168fea28d3e05f158bda4576cf0c844d5045bc2cc3620fa0292ed5bb5814c"
dependencies = [
"aho-corasick",
"memchr",
@ -583,13 +558,13 @@ checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
[[package]]
name = "regex-syntax"
version = "0.6.28"
version = "0.6.29"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
[[package]]
name = "rs-aggregate"
version = "0.2.0"
version = "0.2.2"
dependencies = [
"assert_cmd",
"assert_fs",
@ -624,7 +599,7 @@ dependencies = [
"proc-macro2",
"quote",
"rustc_version",
"syn",
"syn 1.0.109",
"unicode-ident",
]
@ -639,9 +614,9 @@ dependencies = [
[[package]]
name = "rustix"
version = "0.36.10"
version = "0.36.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2fe885c3a125aa45213b68cc1472a49880cb5923dc23f522ad2791b882228778"
checksum = "db4165c9963ab29e422d6c26fbc1d37f15bace6b2810221f9d925023480fcf0e"
dependencies = [
"bitflags 1.3.2",
"errno",
@ -668,9 +643,9 @@ checksum = "bebd363326d05ec3e2f532ab7660680f3b02130d780c299bca73469d521bc0ed"
[[package]]
name = "serde"
version = "1.0.157"
version = "1.0.158"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "707de5fcf5df2b5788fca98dd7eab490bc2fd9b7ef1404defc462833b83f25ca"
checksum = "771d4d9c4163ee138805e12c710dd365e4f44be8be0503cb1bb9eb989425d9c9"
[[package]]
name = "slab"
@ -698,6 +673,17 @@ dependencies = [
"unicode-ident",
]
[[package]]
name = "syn"
version = "2.0.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bcc02725fd69ab9f26eab07fad303e2497fad6fb9eba4f96c4d1687bdf704ad9"
dependencies = [
"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "tempfile"
version = "3.4.0"
@ -742,12 +728,6 @@ version = "1.0.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
[[package]]
name = "version_check"
version = "0.9.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
[[package]]
name = "wait-timeout"
version = "0.2.0"

View File

@ -1,6 +1,6 @@
[package]
name = "rs-aggregate"
version = "0.2.0"
version = "0.2.2"
authors = ["Keenan Tims <ktims@gotroot.ca>"]
edition = "2021"
description = "Aggregate a list of IP prefixes into their minimum equivalent representation"
@ -8,6 +8,11 @@ readme = "README.md"
repository = "https://github.com/ktims/rs-aggregate"
license = "MIT"
categories = ["network-programming"]
exclude = [
".github/*",
"doc/*",
"test-data/*",
]
[dependencies]
clap = { version = "4.1.8", features = ["derive"] }

21
LICENSE Normal file
View File

@ -0,0 +1,21 @@
MIT License
Copyright (c) 2023 Keenan Tims
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

View File

@ -19,7 +19,7 @@ impl IpBothRange {
IpBothRange::default()
}
pub fn add(&mut self, net: IpOrNet) {
match net.net {
match net.0 {
IpNet::V4(v4_net) => drop(self.v4.add(v4_net)),
IpNet::V6(v6_net) => drop(self.v6.add(v6_net)),
}
@ -38,6 +38,17 @@ impl IpBothRange {
}
}
impl Display for IpBothRange {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
for ip in self {
ip.fmt(f)?;
writeln!(f)?;
}
Ok(())
}
}
pub struct IpBothRangeIter<'a> {
v4_iter: IpRangeIter<'a, Ipv4Net>,
v6_iter: IpRangeIter<'a, Ipv6Net>,
@ -79,9 +90,7 @@ impl<'a> IntoIterator for &'a IpBothRange {
}
#[derive(Debug, PartialEq)]
pub struct IpOrNet {
pub net: IpNet,
}
pub struct IpOrNet(IpNet);
#[derive(Debug, Clone)]
pub struct NetParseError {
@ -102,33 +111,29 @@ impl IpOrNet {
// netmask - 1.1.1.0/255.255.255.0
// wildcard mask - 1.1.1.0/0.0.0.255
fn parse_mask(p: &str) -> Result<u8, Box<dyn Error>> {
let mask = p.parse::<Ipv4Addr>();
match mask {
Ok(mask) => {
let intrep: u32 = mask.into();
let lead_ones = intrep.leading_ones();
if lead_ones > 0 {
if lead_ones + intrep.trailing_zeros() == 32 {
Ok(lead_ones.try_into()?)
} else {
Err(Box::new(NetParseError {
msg: "Invalid subnet mask".to_owned(),
}))
}
} else {
let lead_zeros = intrep.leading_zeros();
if lead_zeros + intrep.trailing_ones() == 32 {
Ok(lead_zeros.try_into()?)
} else {
Err(Box::new(NetParseError {
msg: "Invalid wildcard mask".to_owned(),
}))
}
}
let mask = p.parse::<Ipv4Addr>()?;
let intrep: u32 = mask.into();
let lead_ones = intrep.leading_ones();
if lead_ones > 0 {
if lead_ones + intrep.trailing_zeros() == 32 {
Ok(lead_ones.try_into()?)
} else {
Err(Box::new(NetParseError {
msg: "Invalid subnet mask".to_owned(),
}))
}
} else {
let lead_zeros = intrep.leading_zeros();
if lead_zeros + intrep.trailing_ones() == 32 {
Ok(lead_zeros.try_into()?)
} else {
Err(Box::new(NetParseError {
msg: "Invalid wildcard mask".to_owned(),
}))
}
Err(e) => Err(Box::new(e)),
}
}
fn from_parts(ip: &str, pfxlen: &str) -> Result<Self, Box<dyn Error>> {
let ip = ip.parse::<IpAddr>()?;
let pfxlenp = pfxlen.parse::<u8>();
@ -147,13 +152,25 @@ impl IpOrNet {
}
}
pub fn prefix_len(&self) -> u8 {
self.net.prefix_len()
self.0.prefix_len()
}
pub fn is_ipv4(&self) -> bool {
self.net.network().is_ipv4()
match self.0 {
IpNet::V4(_) => true,
IpNet::V6(_) => false,
}
}
pub fn is_ipv6(&self) -> bool {
self.net.network().is_ipv6()
match self.0 {
IpNet::V4(_) => false,
IpNet::V6(_) => true,
}
}
pub fn addr(&self) -> IpAddr {
self.0.addr()
}
pub fn network(&self) -> IpAddr {
self.0.network()
}
}
@ -170,47 +187,43 @@ impl FromStr for IpOrNet {
impl Display for IpOrNet {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
self.net.fmt(f)
self.0.fmt(f)
}
}
impl From<IpNet> for IpOrNet {
fn from(net: IpNet) -> Self {
IpOrNet { net }
IpOrNet(net)
}
}
impl From<IpAddr> for IpOrNet {
fn from(addr: IpAddr) -> Self {
IpOrNet { net: addr.into() }
IpOrNet(addr.into())
}
}
impl From<Ipv4Net> for IpOrNet {
fn from(net: Ipv4Net) -> Self {
IpOrNet { net: net.into() }
IpOrNet(net.into())
}
}
impl From<Ipv6Net> for IpOrNet {
fn from(net: Ipv6Net) -> Self {
IpOrNet { net: net.into() }
IpOrNet(net.into())
}
}
impl From<Ipv4Addr> for IpOrNet {
fn from(addr: Ipv4Addr) -> Self {
IpOrNet {
net: IpAddr::from(addr).into(),
}
IpOrNet(IpAddr::from(addr).into())
}
}
impl From<Ipv6Addr> for IpOrNet {
fn from(addr: Ipv6Addr) -> Self {
IpOrNet {
net: IpAddr::from(addr).into(),
}
IpOrNet(IpAddr::from(addr).into())
}
}
@ -234,7 +247,7 @@ impl Display for PrefixlenPair {
impl PartialEq<IpOrNet> for PrefixlenPair {
fn eq(&self, other: &IpOrNet) -> bool {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4 == net.prefix_len(),
IpNet::V6(net) => self.v6 == net.prefix_len(),
}
@ -249,31 +262,31 @@ impl PartialEq<PrefixlenPair> for PrefixlenPair {
impl PartialOrd<IpOrNet> for PrefixlenPair {
fn ge(&self, other: &IpOrNet) -> bool {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4 >= net.prefix_len(),
IpNet::V6(net) => self.v6 >= net.prefix_len(),
}
}
fn gt(&self, other: &IpOrNet) -> bool {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4 > net.prefix_len(),
IpNet::V6(net) => self.v6 > net.prefix_len(),
}
}
fn le(&self, other: &IpOrNet) -> bool {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4 <= net.prefix_len(),
IpNet::V6(net) => self.v6 <= net.prefix_len(),
}
}
fn lt(&self, other: &IpOrNet) -> bool {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4 < net.prefix_len(),
IpNet::V6(net) => self.v6 < net.prefix_len(),
}
}
fn partial_cmp(&self, other: &IpOrNet) -> Option<std::cmp::Ordering> {
match other.net {
match other.0 {
IpNet::V4(net) => self.v4.partial_cmp(&net.prefix_len()),
IpNet::V6(net) => self.v6.partial_cmp(&net.prefix_len()),
}

View File

@ -1,14 +1,18 @@
extern crate ipnet;
extern crate iprange;
use std::{process::exit, io};
mod iputils;
use iputils::{IpBothRange, IpOrNet, PrefixlenPair};
use clio::*;
use std::io::BufRead;
use std::io::{Write, BufRead};
use clap::Parser;
const WRITER_BUFSIZE: usize = 32 * 1024;
#[derive(Parser)]
#[command(author, version, about, long_about=None)]
struct Args {
@ -72,7 +76,7 @@ impl App {
// Parser accepts host bits set, so detect that case and error if not truncate mode
// Note: aggregate6 errors in this case regardless of -4, -6 so do the same
if !self.args.truncate {
if pfx.net.addr() != pfx.net.network() {
if pfx.addr() != pfx.network() {
eprintln!("ERROR: '{}' is not a valid IP network, ignoring.", pfx);
return;
}
@ -89,18 +93,22 @@ impl App {
}
fn consume_input(&mut self, input: &mut Input) {
for line in input.lock().lines() {
for net in line.unwrap().split_whitespace().to_owned() {
let pnet = net.parse::<IpOrNet>();
match pnet {
Ok(pnet) => self.add_prefix(pnet),
Err(_e) => {
// self.errors.push(IpParseError {
// ip: net.to_string(),
// problem: e.to_string(),
// });
eprintln!("ERROR: '{}' is not a valid IP network, ignoring.", net);
match line {
Ok(line) => {
for net in line.split_whitespace() {
let pnet = net.parse::<IpOrNet>();
match pnet {
Ok(pnet) => self.add_prefix(pnet),
Err(_e) => {
eprintln!("ERROR: '{}' is not a valid IP network, ignoring.", net);
}
}
}
}
Err(e) => {
eprintln!("I/O error! {}", e);
exit(1);
}
}
}
}
@ -117,9 +125,11 @@ impl App {
self.simplify_inputs();
for net in &self.prefixes {
println!("{}", net);
}
let stdout = io::stdout().lock();
let mut w = io::BufWriter::with_capacity(WRITER_BUFSIZE, stdout);
write!(&mut w, "{}", self.prefixes).unwrap();
w.flush().unwrap();
}
}