Add nsec3-hash command. (#6)

Co-authored-by: Jannik <jannik@nlnetlabs.nl>
Co-authored-by: Terts Diepraam <terts.diepraam@gmail.com>
This commit is contained in:
Ximon Eighteen
2024-11-22 13:48:10 +01:00
committed by GitHub
co-authored by Jannik Terts Diepraam
parent 18dd6e7ebc
commit 9744d9e1ca
6 changed files with 998 additions and 101 deletions
Generated
+590 -17
View File
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checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "time"
version = "0.3.36"
@@ -431,6 +844,70 @@ version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
[[package]]
name = "tokio"
version = "1.41.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "22cfb5bee7a6a52939ca9224d6ac897bb669134078daa8735560897f69de4d33"
dependencies = [
"backtrace",
"bytes",
"libc",
"mio",
"pin-project-lite",
"socket2",
"tokio-macros",
"windows-sys 0.52.0",
]
[[package]]
name = "tokio-macros"
version = "2.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "tracing"
version = "0.1.40"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c3523ab5a71916ccf420eebdf5521fcef02141234bbc0b8a49f2fdc4544364ef"
dependencies = [
"pin-project-lite",
"tracing-attributes",
"tracing-core",
]
[[package]]
name = "tracing-attributes"
version = "0.1.27"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "tracing-core"
version = "0.1.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
dependencies = [
"once_cell",
]
[[package]]
name = "triomphe"
version = "0.1.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "859eb650cfee7434994602c3a68b25d77ad9e68c8a6cd491616ef86661382eb3"
[[package]]
name = "unicode-ident"
version = "1.0.13"
@@ -449,12 +926,108 @@ version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
[[package]]
name = "uuid"
version = "1.11.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f8c5f0a0af699448548ad1a2fbf920fb4bee257eae39953ba95cb84891a0446a"
dependencies = [
"getrandom",
]
[[package]]
name = "wasi"
version = "0.11.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
[[package]]
name = "wasm-bindgen"
version = "0.2.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "128d1e363af62632b8eb57219c8fd7877144af57558fb2ef0368d0087bddeb2e"
dependencies = [
"cfg-if",
"once_cell",
"wasm-bindgen-macro",
]
[[package]]
name = "wasm-bindgen-backend"
version = "0.2.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cb6dd4d3ca0ddffd1dd1c9c04f94b868c37ff5fac97c30b97cff2d74fce3a358"
dependencies = [
"bumpalo",
"log",
"once_cell",
"proc-macro2",
"quote",
"syn",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-macro"
version = "0.2.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e79384be7f8f5a9dd5d7167216f022090cf1f9ec128e6e6a482a2cb5c5422c56"
dependencies = [
"quote",
"wasm-bindgen-macro-support",
]
[[package]]
name = "wasm-bindgen-macro-support"
version = "0.2.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "26c6ab57572f7a24a4985830b120de1594465e5d500f24afe89e16b4e833ef68"
dependencies = [
"proc-macro2",
"quote",
"syn",
"wasm-bindgen-backend",
"wasm-bindgen-shared",
]
[[package]]
name = "wasm-bindgen-shared"
version = "0.2.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "65fc09f10666a9f147042251e0dda9c18f166ff7de300607007e96bdebc1068d"
[[package]]
name = "web-sys"
version = "0.3.72"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f6488b90108c040df0fe62fa815cbdee25124641df01814dd7282749234c6112"
dependencies = [
"js-sys",
"wasm-bindgen",
]
[[package]]
name = "winapi"
version = "0.3.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
dependencies = [
"winapi-i686-pc-windows-gnu",
"winapi-x86_64-pc-windows-gnu",
]
[[package]]
name = "winapi-i686-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
[[package]]
name = "winapi-x86_64-pc-windows-gnu"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
[[package]]
name = "windows-sys"
version = "0.52.0"
+2 -9
View File
@@ -10,16 +10,9 @@ path = "src/bin/ldns.rs"
[dependencies]
clap = { version = "4.3.4", features = ["derive"] }
domain = { version = "0.10.3", git = "https://github.com/NLnetLabs/domain.git", features = [
"zonefile",
"bytes",
"unstable-validate",
] }
domain = { version = "0.10.3", git = "https://github.com/NLnetLabs/domain.git", branch = "initial-nsec3-generation", features = ["unstable-validator", "zonefile"] }
lexopt = "0.3.0"
# for implementation of nsec3 hash until domain has it stabilized
octseq = { version = "0.5.2", features = ["std"] }
ring = { version = "0.17" }
[dev-dependencies]
test_bin = "0.4.0"
tempfile = "3.14.0"
+1 -1
View File
@@ -22,7 +22,7 @@ Options
.. option:: -i <NUMBER>, -t <NUMBER>, --iterations <NUMBER>
Use the given number of additional iterations for the hash
calculation. Defaults to 1.
calculation. Defaults to 0.
.. option:: -s <HEX STRING>, --salt <HEX STRING>
+1 -2
View File
@@ -1,5 +1,4 @@
//! The command of _dnst_.
pub mod help;
pub mod key2ds;
pub mod nsec3hash;
@@ -17,7 +16,7 @@ use super::error::Error;
#[derive(Clone, Debug, clap::Subcommand)]
pub enum Command {
/// Print the NSEC3 hash of a given domain name
/// Prints the NSEC3 hash of a given domain name
#[command(name = "nsec3-hash")]
Nsec3Hash(self::nsec3hash::Nsec3Hash),
+288 -72
View File
@@ -1,16 +1,15 @@
use crate::env::Env;
use crate::error::Error;
use std::ffi::OsString;
use std::str::FromStr;
use clap::builder::ValueParser;
use domain::base::iana::nsec3::Nsec3HashAlg;
use domain::base::name::{self, Name};
use domain::base::ToName;
use domain::rdata::nsec3::{Nsec3Salt, OwnerHash};
use domain::rdata::nsec3::Nsec3Salt;
use domain::validate::nsec3_hash;
use lexopt::Arg;
// use domain::validator::nsec::nsec3_hash;
use octseq::OctetsBuilder;
use ring::digest;
use std::ffi::OsString;
use std::str::FromStr;
use crate::env::Env;
use crate::error::Error;
use super::{parse_os, parse_os_with, LdnsCommand};
@@ -18,40 +17,45 @@ use super::{parse_os, parse_os_with, LdnsCommand};
pub struct Nsec3Hash {
/// The hashing algorithm to use
#[arg(
long,
long = "algorithm",
short = 'a',
value_name = "NUMBER_OR_MNEMONIC",
default_value_t = Nsec3HashAlg::SHA1,
value_parser = ValueParser::new(Nsec3Hash::parse_nsec_alg)
value_name = "NUMBER OR MNEMONIC",
default_value = "SHA-1",
value_parser = ValueParser::new(Nsec3Hash::parse_nsec3_alg)
)]
algorithm: Nsec3HashAlg,
/// The number of hash iterations
#[arg(
long,
long = "iterations",
short = 'i',
visible_short_alias = 't',
value_name = "NUMBER",
default_value_t = 1
default_value_t = 0
)]
iterations: u16,
/// The salt in hex representation
#[arg(short = 's', long, value_name = "HEX_STRING", default_value_t = Nsec3Salt::empty())]
#[arg(
long = "salt",
short = 's',
value_name = "HEX STRING",
default_value_t = Nsec3Salt::empty(),
value_parser = ValueParser::new(Nsec3Hash::parse_salt)
)]
salt: Nsec3Salt<Vec<u8>>,
/// The domain name to hash
#[arg(value_name = "DOMAIN_NAME", value_parser = ValueParser::new(Nsec3Hash::parse_name))]
#[arg(value_name = "DOMAIN NAME", value_parser = ValueParser::new(Nsec3Hash::parse_name))]
name: Name<Vec<u8>>,
}
const LDNS_HELP: &str = "\
ldns-nsec3-hash [OPTIONS] <domain name>
prints the NSEC3 hash of the given domain name
-a <algorithm> hashing algorithm number
-t <number> iterations
-s <string> salt in hex\
-a [algorithm] hashing algorithm
-t [number] number of hash iterations
-s [string] salt
";
impl LdnsCommand for Nsec3Hash {
@@ -69,11 +73,12 @@ impl LdnsCommand for Nsec3Hash {
match arg {
Arg::Short('a') => {
let val = parser.value()?;
algorithm = parse_os_with("algorithm (-a)", &val, Nsec3Hash::parse_nsec_alg)?;
algorithm =
parse_os_with("algorithm (-a)", &val, Nsec3Hash::parse_nsec3_alg_as_num)?;
}
Arg::Short('s') => {
let val = parser.value()?;
salt = parse_os("salt (-s)", &val)?;
salt = parse_os_with("salt (-s)", &val, Nsec3Hash::parse_salt)?;
}
Arg::Short('t') => {
let val = parser.value()?;
@@ -112,75 +117,286 @@ impl Nsec3Hash {
Name::from_str(&arg.to_lowercase())
}
pub fn parse_nsec_alg(arg: &str) -> Result<Nsec3HashAlg, &'static str> {
// Note: This function is only necessary until
// https://github.com/NLnetLabs/domain/pull/431 is merged.
pub fn parse_salt(arg: &str) -> Result<Nsec3Salt<Vec<u8>>, Error> {
if arg.len() >= 512 {
Err(Error::from("Salt too long"))
} else {
Nsec3Salt::<Vec<u8>>::from_str(arg).map_err(|err| Error::from(err.to_string()))
}
}
pub fn parse_nsec3_alg(arg: &str) -> Result<Nsec3HashAlg, &'static str> {
if let Ok(num) = arg.parse() {
let alg = Nsec3HashAlg::from_int(num);
// check for valid algorithm here, to be consistent with error messages
// if domain::validator::nsec::supported_nsec3_hash(alg) {
if alg.to_mnemonic().is_some() {
Ok(alg)
} else {
Err("unknown algorithm number")
}
Self::num_to_nsec3_alg(num)
} else {
Nsec3HashAlg::from_mnemonic(arg.as_bytes()).ok_or("unknown algorithm mnemonic")
}
}
pub fn parse_nsec3_alg_as_num(arg: &str) -> Result<Nsec3HashAlg, &'static str> {
match arg.parse() {
Ok(num) => Self::num_to_nsec3_alg(num),
Err(_) => Err("malformed algorithm number"),
}
}
pub fn num_to_nsec3_alg(num: u8) -> Result<Nsec3HashAlg, &'static str> {
let alg = Nsec3HashAlg::from_int(num);
match alg.to_mnemonic() {
Some(_) => Ok(alg),
None => Err("unknown algorithm number"),
}
}
}
impl Nsec3Hash {
pub fn execute(self, env: impl Env) -> Result<(), Error> {
let hash = nsec3_hash(&self.name, self.algorithm, self.iterations, &self.salt)
.to_string()
.to_lowercase();
let hash =
nsec3_hash::<_, _, Vec<u8>>(&self.name, self.algorithm, self.iterations, &self.salt)
.map_err(|err| format!("Error creating NSEC3 hash: {err}"))?
.to_string()
.to_lowercase();
let mut out = env.stdout();
writeln!(out, "{}.", hash);
writeln!(env.stdout(), "{}.", hash);
Ok(())
}
}
// XXX: This is a verbatim copy of the nsec3_hash function from domain::validator::nsec.
// TODO: when exposed/available, replace with implementation from domain::validator::nsec
fn nsec3_hash<N, HashOcts>(
owner: N,
algorithm: Nsec3HashAlg,
iterations: u16,
salt: &Nsec3Salt<HashOcts>,
) -> OwnerHash<Vec<u8>>
where
N: ToName,
HashOcts: AsRef<[u8]>,
{
let mut buf = Vec::new();
// These are just basic tests as there is very little code in this module, the
// actual NSEC3 generation should be tested as part of the domain crate.
#[cfg(test)]
mod tests {
mod without_cli {
use core::str::FromStr;
owner.compose_canonical(&mut buf).expect("infallible");
buf.append_slice(salt.as_slice()).expect("infallible");
use domain::base::iana::Nsec3HashAlg;
use domain::base::Name;
use domain::rdata::nsec3::Nsec3Salt;
let digest_type = if algorithm == Nsec3HashAlg::SHA1 {
&digest::SHA1_FOR_LEGACY_USE_ONLY
} else {
// totest, unsupported NSEC3 hash algorithm
// Unsupported.
panic!("should not be called with an unsupported algorithm");
};
use crate::commands::nsec3hash::Nsec3Hash;
use crate::env::fake::{FakeCmd, FakeEnv, FakeStream};
let mut ctx = digest::Context::new(digest_type);
ctx.update(&buf);
let mut h = ctx.finish();
// Note: For the types we use that are provided by the domain crate,
// construction of them from bad inputs should be tested in that
// crate, not here. This test exercises the just the actual
// functionalty of this module without the outer layer of CLI argument
// parsing which is independent of whether we are invoked as `dnst
// nsec3-hash`` or as `ldns-nsec3-hash`.
#[test]
fn execute() {
let env = FakeEnv {
cmd: FakeCmd::new(["unused"]),
stdout: FakeStream::default(),
stderr: FakeStream::default(),
};
for _ in 0..iterations {
buf.truncate(0);
buf.append_slice(h.as_ref()).expect("infallible");
buf.append_slice(salt.as_slice()).expect("infallible");
// We don't test all permutations as that would take too long (~20 seconds)
#[allow(clippy::single_element_loop)]
for algorithm in ["SHA-1"] {
let algorithm = Nsec3HashAlg::from_mnemonic(algorithm.as_bytes())
.unwrap_or_else(|| panic!("Algorithm '{algorithm}' was expected to be okay"));
let nsec3_hash = Nsec3Hash {
algorithm,
iterations: 0,
salt: Nsec3Salt::empty(),
name: Name::root(),
};
nsec3_hash.execute(&env).unwrap();
}
let mut ctx = digest::Context::new(digest_type);
ctx.update(&buf);
h = ctx.finish();
for iterations in [0, 1, u16::MAX - 1, u16::MAX] {
let nsec3_hash = Nsec3Hash {
algorithm: Nsec3HashAlg::SHA1,
iterations,
salt: Nsec3Salt::empty(),
name: Name::root(),
};
nsec3_hash.execute(&env).unwrap();
}
for salt in ["", "-", "aa", "aabb", "aa".repeat(255).as_str()] {
let salt = Nsec3Salt::from_str(salt)
.unwrap_or_else(|err| panic!("Salt '{salt}' was expected to be okay: {err}"));
let nsec3_hash = Nsec3Hash {
algorithm: Nsec3HashAlg::SHA1,
iterations: 0,
salt,
name: Name::root(),
};
nsec3_hash.execute(&env).unwrap();
}
for name in [
".", "a", "a.", "ab", "ab.", "a.ab", "a.ab.", "ab.ab", "ab.ab.", "a.ab.ab",
"a.ab.ab.",
] {
let name = Name::from_str(name)
.unwrap_or_else(|err| panic!("Name '{name}' was expected to be okay: {err}"));
let nsec3_hash = Nsec3Hash {
algorithm: Nsec3HashAlg::SHA1,
iterations: 0,
salt: Nsec3Salt::empty(),
name,
};
nsec3_hash.execute(&env).unwrap();
}
}
}
// For normal hash algorithms this should not fail.
OwnerHash::from_octets(h.as_ref().to_vec()).expect("should not fail")
mod with_dnst_cli {
use core::str;
use crate::env::fake::FakeCmd;
use crate::error::Error;
use crate::Args;
#[test]
fn accept_good_cli_args() {
assert_cmd_eq(&["nlnetlabs.nl"], "asqe4ap6479d7085ljcs10a2fpb2do94.\n");
assert_cmd_eq(
&["-a", "1", "nlnetlabs.nl"],
"asqe4ap6479d7085ljcs10a2fpb2do94.\n",
);
assert_cmd_eq(
&["-a", "SHA-1", "nlnetlabs.nl"],
"asqe4ap6479d7085ljcs10a2fpb2do94.\n",
);
assert_cmd_eq(
&["-i", "0", "nlnetlabs.nl"],
"asqe4ap6479d7085ljcs10a2fpb2do94.\n",
);
assert_cmd_eq(
&["-i", "1", "nlnetlabs.nl"],
"e3dbcbo05tvq0u7po4emvbu79c8vpcgk.\n",
);
assert_cmd_eq(
&["-s", "", "nlnetlabs.nl"],
"asqe4ap6479d7085ljcs10a2fpb2do94.\n",
);
assert_cmd_eq(
&["-s", "DEADBEEF", "nlnetlabs.nl"],
"dfucs7bmmtsil9gij77k1kmocclg5d8a.\n",
);
}
#[test]
fn reject_bad_cli_args() {
assert!(parse_cmd_line(&[]).is_err());
assert!(parse_cmd_line(&[""]).is_err());
assert!(parse_cmd_line(&["-a"]).is_err());
assert!(parse_cmd_line(&["-a", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "2", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "SHA1", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "SHA-256", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-i"]).is_err());
assert!(parse_cmd_line(&["-i", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-i", "", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-i", "-1", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-i", "abc", "nlnetlabs.nl"]).is_err());
assert!(
parse_cmd_line(&["-i", &((u16::MAX as u32) + 1).to_string(), "nlnetlabs.nl"])
.is_err()
);
assert!(parse_cmd_line(&["-s"]).is_err());
assert!(parse_cmd_line(&["-s", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-s", "NOTHEX", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-s", &"aa".repeat(256), "nlnetlabs.nl"]).is_err());
}
//------------ Helper functions ------------------------------------------
fn parse_cmd_line(args: &[&str]) -> Result<Args, Error> {
FakeCmd::new(["dnst", "nsec3-hash"]).args(args).parse()
}
fn assert_cmd_eq(args: &[&str], expected_output: &str) {
let result = FakeCmd::new(["dnst", "nsec3-hash"]).args(args).run();
assert_eq!(result.exit_code, 0);
assert_eq!(result.stdout, expected_output);
assert_eq!(result.stderr, "");
}
}
mod with_ldns_cli {
use core::str;
use crate::env::fake::FakeCmd;
use crate::error::Error;
use crate::Args;
#[test]
fn accept_good_cli_args() {
assert_cmd_eq(&["nlnetlabs.nl"], "e3dbcbo05tvq0u7po4emvbu79c8vpcgk.\n");
assert_cmd_eq(
&["-a", "1", "nlnetlabs.nl"],
"e3dbcbo05tvq0u7po4emvbu79c8vpcgk.\n",
);
assert_cmd_eq(
&["-t", "0", "nlnetlabs.nl"],
"asqe4ap6479d7085ljcs10a2fpb2do94.\n",
);
assert_cmd_eq(
&["-t", "1", "nlnetlabs.nl"],
"e3dbcbo05tvq0u7po4emvbu79c8vpcgk.\n",
);
assert_cmd_eq(
&["-s", "", "nlnetlabs.nl"],
"e3dbcbo05tvq0u7po4emvbu79c8vpcgk.\n",
);
assert_cmd_eq(
&["-s", "DEADBEEF", "nlnetlabs.nl"],
"2h8rboqdrq0ard25vrmc4hjg7m56hnhd.\n",
);
}
#[test]
fn reject_bad_cli_args() {
assert!(parse_cmd_line(&[]).is_err());
assert!(parse_cmd_line(&[""]).is_err());
assert!(parse_cmd_line(&["-a"]).is_err());
assert!(parse_cmd_line(&["-a", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "2", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "SHA1", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "SHA-1", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-a", "SHA-256", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-t"]).is_err());
assert!(parse_cmd_line(&["-t", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-t", "", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-t", "-1", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-t", "abc", "nlnetlabs.nl"]).is_err());
assert!(
parse_cmd_line(&["-t", &((u16::MAX as u32) + 1).to_string(), "nlnetlabs.nl"])
.is_err()
);
assert!(parse_cmd_line(&["-s"]).is_err());
assert!(parse_cmd_line(&["-s", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-s", "NOTHEX", "nlnetlabs.nl"]).is_err());
assert!(parse_cmd_line(&["-s", &"aa".repeat(256), "nlnetlabs.nl"]).is_err());
}
//------------ Helper functions ------------------------------------------
fn parse_cmd_line(args: &[&str]) -> Result<Args, Error> {
FakeCmd::new(["ldns-nsec3-hash"]).args(args).parse()
}
fn assert_cmd_eq(args: &[&str], expected_output: &str) {
let result = FakeCmd::new(["ldns-nsec3-hash"]).args(args).run();
assert_eq!(result.exit_code, 0);
assert_eq!(result.stdout, expected_output);
assert_eq!(result.stderr, "");
}
}
}
#[cfg(test)]
@@ -204,7 +420,7 @@ mod test {
let res = cmd.args(["example.test"]).run();
assert_eq!(res.exit_code, 0);
assert_eq!(res.stdout, "o09614ibh1cq1rcc86289olr22ea0fso.\n")
assert_eq!(res.stdout, "jbas736chung3bb701jkjdhqkqlhvug7.\n")
}
#[test]
+116
View File
@@ -0,0 +1,116 @@
use std::process::Command;
const TEST_ZONE_NAME: &str = "nlnetlabs.nl";
const LDNS_NSEC3_CMD: &str = "ldns-nsec3-hash";
const DNST_NSEC3_SUBCMD: &str = "nsec3-hash";
#[ignore = "should only be run if ldns command line tools are installed"]
#[test]
fn nsec3_hash() {
// Note: ldns-nsec3-hash defaults NSEC3 iterations to 1, while dnst
// nsec-hash defaults NSEC3 iterations to 0.
assert_cmds_eq(
&[LDNS_NSEC3_CMD, TEST_ZONE_NAME],
&[DNST_NSEC3_SUBCMD, "--iterations", "1", TEST_ZONE_NAME],
);
assert_cmds_eq(
&[LDNS_NSEC3_CMD, TEST_ZONE_NAME, "-t", "0"],
&[DNST_NSEC3_SUBCMD, TEST_ZONE_NAME],
);
assert_cmds_eq(
&[LDNS_NSEC3_CMD, "-a", "1", TEST_ZONE_NAME],
&[
DNST_NSEC3_SUBCMD,
"--iterations",
"1",
"--algorithm",
"1",
TEST_ZONE_NAME,
],
);
assert_cmds_eq(
&[LDNS_NSEC3_CMD, "-s", "", TEST_ZONE_NAME],
&[
DNST_NSEC3_SUBCMD,
"--iterations",
"1",
"--salt",
"",
TEST_ZONE_NAME,
],
);
assert_cmds_eq(
&[LDNS_NSEC3_CMD, "-s", "DEADBEEF", TEST_ZONE_NAME],
&[
DNST_NSEC3_SUBCMD,
"--iterations",
"1",
"--salt",
"DEADBEEF",
TEST_ZONE_NAME,
],
);
for iterations in 0..10 {
assert_cmds_eq(
&[
LDNS_NSEC3_CMD,
"-t",
&iterations.to_string(),
TEST_ZONE_NAME,
],
&[
DNST_NSEC3_SUBCMD,
"-i",
&iterations.to_string(),
TEST_ZONE_NAME,
],
);
}
}
fn assert_cmds_eq(cmd1: &[&str], cmd2: &[&str]) {
let cmd1_output = Command::new(cmd1[0]).args(&cmd1[1..]).output().unwrap();
let cmd2_output = test_bin::get_test_bin("dnst").args(cmd2).output().unwrap();
assert_eq!(
std::str::from_utf8(&cmd1_output.stderr),
Ok(""),
"Unexpected stderr content for command: {}",
cmd1.join(" ")
);
assert_eq!(
std::str::from_utf8(&cmd2_output.stderr),
Ok(""),
"Unexpected stderr content for command: {}",
cmd2.join(" ")
);
assert!(
!cmd1_output.stdout.is_empty(),
"Expected stdout content for command: {}: {:?}",
cmd1.join(" "),
std::str::from_utf8(&cmd1_output.stdout)
);
assert!(
!cmd2_output.stdout.is_empty(),
"Expected stdout content for command: {}: {:?}",
cmd2.join(" "),
std::str::from_utf8(&cmd2_output.stdout)
);
assert_eq!(
cmd1_output.status.code(),
cmd2_output.status.code(),
"Exit code mismatch for command: {}",
cmd1.join(" ")
);
// This will only work for LDNS commands whose output we are able to
// replicate exactly.
assert_eq!(
std::str::from_utf8(&cmd1_output.stdout),
std::str::from_utf8(&cmd2_output.stdout),
"Stdout content mismatch for command: {}",
cmd1.join(" ")
);
}