Init repo

This commit is contained in:
clerie 2025-02-01 00:55:10 +01:00
commit 715db25581
4 changed files with 503 additions and 0 deletions

1
.gitignore vendored Normal file
View File

@ -0,0 +1 @@
/target

303
Cargo.lock generated Normal file
View File

@ -0,0 +1,303 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "anstream"
version = "0.6.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8acc5369981196006228e28809f761875c0327210a891e941f4c683b3a99529b"
dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"is_terminal_polyfill",
"utf8parse",
]
[[package]]
name = "anstyle"
version = "1.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "55cc3b69f167a1ef2e161439aa98aed94e6028e5f9a59be9a6ffb47aef1651f9"
[[package]]
name = "anstyle-parse"
version = "0.2.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3b2d16507662817a6a20a9ea92df6652ee4f94f914589377d69f3b21bc5798a9"
dependencies = [
"utf8parse",
]
[[package]]
name = "anstyle-query"
version = "1.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c"
dependencies = [
"windows-sys",
]
[[package]]
name = "anstyle-wincon"
version = "3.0.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ca3534e77181a9cc07539ad51f2141fe32f6c3ffd4df76db8ad92346b003ae4e"
dependencies = [
"anstyle",
"once_cell",
"windows-sys",
]
[[package]]
name = "anyhow"
version = "1.0.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "34ac096ce696dc2fcabef30516bb13c0a68a11d30131d3df6f04711467681b04"
[[package]]
name = "clap"
version = "4.5.27"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "769b0145982b4b48713e01ec42d61614425f27b7058bda7180a3a41f30104796"
dependencies = [
"clap_builder",
"clap_derive",
]
[[package]]
name = "clap_builder"
version = "4.5.27"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1b26884eb4b57140e4d2d93652abfa49498b938b3c9179f9fc487b0acc3edad7"
dependencies = [
"anstream",
"anstyle",
"clap_lex",
"strsim",
]
[[package]]
name = "clap_derive"
version = "4.5.24"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "54b755194d6389280185988721fffba69495eed5ee9feeee9a599b53db80318c"
dependencies = [
"heck",
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "clap_lex"
version = "0.7.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6"
[[package]]
name = "colorchoice"
version = "1.0.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
[[package]]
name = "flake-tracker"
version = "0.1.0"
dependencies = [
"anyhow",
"clap",
"serde",
"serde_json",
]
[[package]]
name = "heck"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
[[package]]
name = "is_terminal_polyfill"
version = "1.70.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
[[package]]
name = "itoa"
version = "1.0.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
[[package]]
name = "memchr"
version = "2.7.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
[[package]]
name = "once_cell"
version = "1.20.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
[[package]]
name = "proc-macro2"
version = "1.0.93"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "60946a68e5f9d28b0dc1c21bb8a97ee7d018a8b322fa57838ba31cc878e22d99"
dependencies = [
"unicode-ident",
]
[[package]]
name = "quote"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0e4dccaaaf89514f546c693ddc140f729f958c247918a13380cccc6078391acc"
dependencies = [
"proc-macro2",
]
[[package]]
name = "ryu"
version = "1.0.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6ea1a2d0a644769cc99faa24c3ad26b379b786fe7c36fd3c546254801650e6dd"
[[package]]
name = "serde"
version = "1.0.217"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "02fc4265df13d6fa1d00ecff087228cc0a2b5f3c0e87e258d8b94a156e984c70"
dependencies = [
"serde_derive",
]
[[package]]
name = "serde_derive"
version = "1.0.217"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5a9bf7cf98d04a2b28aead066b7496853d4779c9cc183c440dbac457641e19a0"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "serde_json"
version = "1.0.138"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d434192e7da787e94a6ea7e9670b26a036d0ca41e0b7efb2676dd32bae872949"
dependencies = [
"itoa",
"memchr",
"ryu",
"serde",
]
[[package]]
name = "strsim"
version = "0.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
[[package]]
name = "syn"
version = "2.0.96"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d5d0adab1ae378d7f53bdebc67a39f1f151407ef230f0ce2883572f5d8985c80"
dependencies = [
"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "unicode-ident"
version = "1.0.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a210d160f08b701c8721ba1c726c11662f877ea6b7094007e1ca9a1041945034"
[[package]]
name = "utf8parse"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
[[package]]
name = "windows-sys"
version = "0.59.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
dependencies = [
"windows-targets",
]
[[package]]
name = "windows-targets"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
dependencies = [
"windows_aarch64_gnullvm",
"windows_aarch64_msvc",
"windows_i686_gnu",
"windows_i686_gnullvm",
"windows_i686_msvc",
"windows_x86_64_gnu",
"windows_x86_64_gnullvm",
"windows_x86_64_msvc",
]
[[package]]
name = "windows_aarch64_gnullvm"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
[[package]]
name = "windows_aarch64_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
[[package]]
name = "windows_i686_gnu"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
[[package]]
name = "windows_i686_gnullvm"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
[[package]]
name = "windows_i686_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
[[package]]
name = "windows_x86_64_gnu"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
[[package]]
name = "windows_x86_64_gnullvm"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
[[package]]
name = "windows_x86_64_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"

10
Cargo.toml Normal file
View File

@ -0,0 +1,10 @@
[package]
name = "flake-tracker"
version = "0.1.0"
edition = "2021"
[dependencies]
anyhow = "1.0.95"
clap = { version = "4.5.23", features = ["derive"] }
serde = { version = "1.0.217", features = ["derive"] }
serde_json = "1.0.138"

189
src/bin/scan-flake.rs Normal file
View File

@ -0,0 +1,189 @@
use anyhow::{
anyhow,
Context,
Result,
};
use clap::{
Parser,
};
use serde::{
Deserialize,
};
use std::collections::HashMap;
use std::process::Command;
#[derive(Deserialize, Debug)]
struct FlakeMetadata {
lastModified: i64,
locked: FlakeLockedInfo,
locks: FlakeLocks,
original: FlakeSource,
path: String,
resolved: FlakeSource,
revision: String,
}
#[derive(Deserialize, Debug)]
struct FlakeSource {
owner: Option<String>,
repo: Option<String>,
r#ref: Option<String>,
rev: Option<String>,
r#type: String,
url: Option<String>,
}
fn assemble_flake_git_uri(flake_source: &FlakeSource) -> Result<String> {
let mut out = String::new();
out.push_str("git+");
out.push_str(&flake_source.url.clone()
.context("Flake git uri does not contain an url")?);
let mut query: Vec<String> = Vec::new();
if let Some(r#ref) = &flake_source.r#ref {
query.push(format!("ref={}", r#ref));
}
if let Some(rev) = &flake_source.rev {
query.push(format!("rev={}", rev));
}
if query.len() > 0 {
out.push_str("?");
out.push_str(&query.join("&"));
}
Ok(out)
}
fn assemble_flake_github_uri(flake_source: &FlakeSource) -> Result<String> {
let mut out = String::new();
out.push_str("github:");
out.push_str(&flake_source.owner.clone()
.context("Flake github uri does not contain an owner")?);
out.push_str("/");
out.push_str(&flake_source.repo.clone()
.context("Flake github uri does not contain an repo")?);
if let Some(rev) = &flake_source.rev {
out.push_str("/");
out.push_str(&rev);
}
Ok(out)
}
fn assemble_flake_tarball_uri(flake_source: &FlakeSource) -> Result<String> {
let mut out = String::new();
out.push_str(&flake_source.url.clone()
.context("Flake tarball uri does not contain an url")?);
if let Some(rev) = &flake_source.rev {
out.push_str("?rev=");
out.push_str(rev);
}
Ok(out)
}
trait FlakeUri {
fn flake_uri(&self) -> Result<String>;
}
impl FlakeUri for FlakeSource {
fn flake_uri(&self) -> Result<String> {
match self.r#type.as_str() {
"git" => assemble_flake_git_uri(self),
"github" => assemble_flake_github_uri(self),
"tarball" => assemble_flake_tarball_uri(self),
other => Err(anyhow!("Unsupported flake uri type {}", other)),
}
}
}
#[derive(Deserialize, Debug)]
struct FlakeLockedInfo {
lastModified: i64,
narHash: String,
owner: Option<String>,
repo: Option<String>,
r#ref: Option<String>,
rev: Option<String>,
r#type: String,
url: Option<String>,
}
impl FlakeUri for FlakeLockedInfo {
fn flake_uri(&self) -> Result<String> {
Into::<FlakeSource>::into(self).flake_uri()
}
}
impl Into<FlakeSource> for &FlakeLockedInfo {
fn into(self) -> FlakeSource {
FlakeSource {
owner: self.owner.clone(),
repo: self.repo.clone(),
r#ref: self.r#ref.clone(),
rev: self.rev.clone(),
r#type: self.r#type.clone(),
url: self.url.clone(),
}
}
}
#[derive(Deserialize, Debug)]
struct FlakeLocks {
nodes: HashMap<String, FlakeLocksNode>,
root: String,
version: u64,
}
#[derive(Deserialize, Debug)]
#[serde(untagged)]
enum FlakeLocksNodeInputs {
String(String),
Array(Vec<String>),
}
#[derive(Deserialize, Debug)]
struct FlakeLocksNode {
inputs: Option<HashMap<String, FlakeLocksNodeInputs>>,
locked: Option<FlakeLockedInfo>,
original: Option<FlakeSource>,
}
#[derive(Parser)]
#[command(version, about, long_about = None)]
struct Cli {
flake_uri: String,
}
fn main() -> Result<()> {
let cli = Cli::parse();
let flake_metadata_raw = Command::new("nix")
.arg("flake")
.arg("metadata")
.arg("--json")
.arg(cli.flake_uri)
.output()
.context("Failed to fetch flake metadata")?;
let flake_metadata: FlakeMetadata = serde_json::from_slice(&flake_metadata_raw.stdout)
.context("Failed to parse flake metadata")?;
println!("{}", flake_metadata.original.flake_uri()?);
for (input_name, input_data) in &flake_metadata.locks.nodes {
if let Some(original_flake_source) = &input_data.original {
println!("{}", original_flake_source.flake_uri()?);
}
if let Some(locked_flake_source) = &input_data.locked {
println!("{}", locked_flake_source.flake_uri()?);
}
}
Ok(())
}