deprecate other oizys-cli implementations

This commit is contained in:
Daylin Morgan 2024-06-26 13:34:10 -05:00
parent abc82c31d8
commit 8d77bde437
Signed by: daylin
GPG key ID: 950D13E9719334AD
35 changed files with 1 additions and 1703 deletions

View file

@ -54,10 +54,7 @@ in
nixosModules = listToAttrs (findModulesList ../modules);
nixosConfigurations = mapAttrs (name: _: mkSystem name) (readDir ../hosts);
packages = forAllSystems (pkgs: rec {
# oizys-zig = pkgs.callPackage ../pkgs/oizys/oizys-zig { inherit zig2nix; };
# oizys-nim = pkgs.callPackage ../pkgs/oizys/oizys-nim { };
# oizys-rs = pkgs.callPackage ../pkgs/oizys/oizys-rs { };
oizys-go = pkgs.callPackage ../pkgs/oizys/oizys-go { inherit self; };
oizys-go = pkgs.callPackage ../pkgs/oizys {};
default = oizys-go;
});
devShells = forAllSystems (pkgs: {
@ -76,7 +73,5 @@ in
}
);
formatter = forAllSystems (pkgs: pkgs.nixfmt-rfc-style);
};
}

View file

@ -1,6 +0,0 @@
{ buildNimPackage }:
buildNimPackage {
pname = "oizys";
version = "unstable";
src = ./.;
}

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@ -1,197 +0,0 @@
import std/[macros, os, osproc, parseopt, times, strformat, strutils, terminal]
from std/nativesockets import getHostname
let summaryFile = getEnv("GITHUB_STEP_SUMMARY")
macro doc(procedure: typed): untyped =
## extract documenatation comments from procedure
procedure.expectKind(nnkSym)
if procedure.symKind != nskProc:
error("procedure expected", procedure)
let
impl = procedure.getImpl
docs = impl.body.extractDocCommentsAndRunnables
var doc: string
for element in docs:
if element.kind == nnkCommentStmt:
doc.addSep("\n", startLen = 1)
doc.add($element)
result = newLit(doc)
proc logInfo(args: varargs[string, `$`]) =
stdout.styledWriteLine(
fgCyan, "oizys", resetStyle, "|",
styleDim, "INFO", resetStyle, "| ",
args.join("")
)
proc logErr(args: varargs[string, `$`]) =
stdout.styledWriteLine(
fgCyan, "oizys", resetStyle, "|",
fgRed, "ERROR", resetStyle, "| ",
args.join("")
)
proc logWarn(args: varargs[string, `$`]) =
stdout.styledWriteLine(
fgCyan, "oizys", resetStyle, "|",
fgYellow, "WARN", resetStyle, "| ",
args.join("")
)
type
OizysContext = object
flake, host: string
extraArgs: seq[string]
cache = "daylin"
pinix: bool = true
proc execQuit(c: OizysContext, args: varargs[string]) =
let cmd = (@args & c.extraArgs).join(" ")
logInfo "exec: ", cmd
quit (execCmd cmd)
proc newCtx(): OizysContext =
result = OizysContext()
result.flake = getEnv("FLAKE_PATH", getEnv("HOME") / "oizys")
result.host = getHostname()
proc check(c: OizysContext) =
if not dirExists c.flake:
logErr c.flake, "does not exist"
logErr "please use -f/--flake or $FLAKE_PATH"
quit 1
logInfo "flake:", c.flake
logInfo "host:", c.host
proc cmd(c: OizysContext): string {.inline.} =
let pixExists = findExe("pix") != ""
if c.pinix:
if pixExists:
return "pix"
else:
logWarn "pinix not found, falling back to nix"
return "nix"
proc systemFlakePath(c: OizysContext): string =
c.flake & "#nixosConfigurations." & c.host & ".config.system.build.toplevel"
proc build(c: OizysContext) =
## build nixos
execQuit c, c.cmd, "build", c.systemFlakePath
proc dry(c: OizysContext) =
## poor man's nix flake check
execQuit c, c.cmd, "build", c.systemFlakePath, "--dry-run"
proc cache(c: OizysContext) =
## build and push to cachix
let start = now()
let code = execCmd """
cachix watch-exec """ & c.cache & """ \
-- \
nix build """ & c.systemFlakePath & """ \
--print-build-logs \
--accept-flake-config
"""
let duration = (now() - start)
if code != 0:
logErr "failed to build configuration for: ", c.host
quit code
if summaryFile != "":
writeFile(
summaryFile,
"Built host: " & c.host & " in " & $duration & " seconds"
)
logInfo "Built host: " & c.host & " in " & $duration & " seconds"
proc nixosRebuild(c: OizysContext, subcmd: string) =
let cmd = if c.pinix: "pixos-rebuild" else: "nixos-rebuild"
execQuit c, "sudo", cmd, subcmd, "--flake", c.flake
proc boot(c: OizysContext) =
## nixos rebuild boot
nixosRebuild c, "build"
proc switch(c: OizysContext) =
## nixos rebuild switch
nixosRebuild c, "switch"
proc path(c: OizysContext) =
## print nix flake output
echo c.systemFlakePath
const usage = fmt"""
oizys <cmd> [opts]
commands:
dry {dry.doc}
boot {boot.doc}
switch {switch.doc}
cache {cache.doc}
build {build.doc}
path {path.doc}
options:
-h|--help show this help
--host hostname (current host)
-f|--flake path to flake ($FLAKE_PATH or $HOME/oizys)
-c|--cache name of cachix binary cache (daylin)
--no-pinix don't use pinix
"""
proc runCmd(c: OizysContext, cmd: string) =
case cmd:
of "dry": dry c
of "switch": switch c
of "boot": boot c
of "cache": cache c
of "build": build c
of "path": path c
else:
logErr "unknown command: ", cmd
echo usage
quit 1
proc parseFlag(c: var OizysContext, kind: CmdLineKind, key, val: string) =
case key:
of "h", "help":
echo usage; quit 0
of "host":
c.host = val
of "f", "flake":
c.flake = val
of "no-pinix":
c.pinix = false
else:
c.extraArgs.add (if kind == cmdLongOption: "--" else: "-") & key
c.extraArgs.add val
when isMainModule:
var
c = newCtx()
subcmd: string
var p = initOptParser(
longNoVal = @["no-pinix", "help", ""], shortNoVal = {'h'}
)
for kind, key, val in p.getopt():
case kind
of cmdArgument:
subcmd = key
of cmdLongOption, cmdShortOption:
if key == "": break
parseFlag c, kind, key, val
of cmdEnd:
discard
if subcmd == "":
echo "please specify a command"
echo usage; quit 1
c.extraArgs = p.remainingArgs
check c
runCmd c, subcmd

View file

@ -1,13 +0,0 @@
# Package
author = "Daylin Morgan"
version = "0.1.0"
description = "oizys"
license = "MIT"
srcDir = "."
bin = @["oizys"]
# Dependencies
requires "nim >= 2.0.0"

View file

@ -1,19 +0,0 @@
# Created by https://www.toptal.com/developers/gitignore/api/rust
# Edit at https://www.toptal.com/developers/gitignore?templates=rust
### Rust ###
# Generated by Cargo
# will have compiled files and executables
debug/
target/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
# These are backup files generated by rustfmt
**/*.rs.bk
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
# End of https://www.toptal.com/developers/gitignore/api/rust

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@ -1,792 +0,0 @@
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dependencies = [
"proc-macro2",
]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"serde_derive",
]
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"proc-macro2",
"quote",
"syn",
]
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name = "slab"
version = "0.4.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"autocfg",
]
[[package]]
name = "spinoff"
version = "0.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "20aa2ed67fbb202e7b716ff8bfc6571dd9301617767380197d701c31124e88f6"
dependencies = [
"colored",
"once_cell",
"paste",
]
[[package]]
name = "strsim"
version = "0.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
[[package]]
name = "syn"
version = "2.0.63"
source = "registry+https://github.com/rust-lang/crates.io-index"
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"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "thiserror"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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"bumpalo",
"log",
"once_cell",
"proc-macro2",
"quote",
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"wasm-bindgen-shared",
]
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"wasm-bindgen-backend",
"wasm-bindgen-shared",
]
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name = "wasm-bindgen-shared"
version = "0.2.92"
source = "registry+https://github.com/rust-lang/crates.io-index"
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"windows-implement",
"windows-interface",
"windows-targets 0.52.5",
]
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name = "windows-core"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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"windows_x86_64_gnu 0.48.5",
"windows_x86_64_gnullvm 0.48.5",
"windows_x86_64_msvc 0.48.5",
]
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name = "windows-targets"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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"windows_aarch64_msvc 0.52.5",
"windows_i686_gnu 0.52.5",
"windows_i686_gnullvm",
"windows_i686_msvc 0.52.5",
"windows_x86_64_gnu 0.52.5",
"windows_x86_64_gnullvm 0.52.5",
"windows_x86_64_msvc 0.52.5",
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name = "windows_x86_64_gnullvm"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "windows_x86_64_msvc"
version = "0.52.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
[[package]]
name = "wmi"
version = "0.13.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fc2f0a4062ca522aad4705a2948fd4061b3857537990202a8ddd5af21607f79a"
dependencies = [
"chrono",
"futures",
"log",
"serde",
"thiserror",
"windows",
]

View file

@ -1,13 +0,0 @@
[package]
name = "oizys"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
clap = { version = "4.5.4", features = ["derive"] }
clap_complete = "4.5.1"
homedir = "0.2.1"
hostname = "0.4.0"
spinoff = "0.8.0"

View file

@ -1,21 +0,0 @@
{
installShellFiles,
rustPlatform,
nix-output-monitor,
}:
rustPlatform.buildRustPackage {
pname = "oizys";
version = "unstable";
src = ./.;
cargoLock = {
lockFile = ./Cargo.lock;
};
nativeBuildInputs = [ installShellFiles ];
buildInputs = [ nix-output-monitor ];
postInstall = ''
installShellCompletion --cmd oizys \
--zsh <($out/bin/oizys --completions zsh)
'';
}

View file

@ -1,228 +0,0 @@
use clap::{CommandFactory, Parser, Subcommand};
use clap_complete::{generate, Generator, Shell};
use spinoff::{spinners, Color, Spinner};
use std::{env, io, path::PathBuf, process::Command};
#[derive(Parser)]
#[command(version, about, long_about = None)]
struct Cli {
/// increase verbosity
#[arg(short, long,global=true, action = clap::ArgAction::Count)]
verbose: u8,
/// path to flake ($OIZYS_DIR or $HOME/oizys)
#[arg(short, long, global = true)]
flake: Option<PathBuf>,
/// host name (current host)
#[arg(long, global = true)]
host: Option<String>,
/// generate shell completion
#[arg(long, value_enum, hide = true)]
completions: Option<Shell>,
#[command(subcommand)]
command: Option<Commands>,
}
#[derive(Debug, Subcommand)]
enum Commands {
/// poor man's nix flake check
Dry {},
/// nixos rebuild boot
Boot {},
/// nixos rebuild switch
Switch {},
/// build and push to cachix
Cache {
/// name of cachix binary cache
#[arg(short, long, default_value = "daylin")]
name: String,
},
///build nixos (w/ nix build)
Build {},
/// print nix flake output
Output {},
}
fn print_completions<G: Generator>(gen: G, cmd: &mut clap::Command) {
generate(gen, cmd, cmd.get_name().to_string(), &mut io::stdout());
}
#[derive(Debug)]
struct Oizys {
host: String,
flake: PathBuf,
verbose: u8,
}
fn trim_hashes(buf: &str, trim_drv: bool) -> Vec<String> {
buf.lines()
.skip(1)
.map(|line| {
line.split_once('-')
.map(|x| {
format!(" {}", {
if trim_drv {
x.1.replace(".drv", "")
} else {
x.1.to_string()
}
})
})
.expect("failed to trim derivation")
})
.collect()
}
impl Oizys {
fn from(cli: &Cli) -> Oizys {
let host = cli
.host
.clone()
.unwrap_or(hostname::get().unwrap().to_string_lossy().to_string());
let flake = cli.flake.clone().unwrap_or(env::var("OIZYS_DIR").map_or(
homedir::get_my_home().unwrap().unwrap().join("oizys"),
PathBuf::from,
));
Oizys {
host,
flake,
verbose: cli.verbose,
}
}
fn output(self: &Oizys) -> String {
format!(
"{}#nixosConfigurations.{}.config.system.build.toplevel",
self.flake.to_string_lossy(),
self.host
)
}
fn show_cmd(self: &Oizys, cmd: &Command) {
println!("executing: {}", format!("{:?}", cmd).replace('"', ""));
}
fn parse_dry_output(self: &Oizys, output: &str) {
let parts: Vec<&str> = output.split("\nthese").collect();
// TODO: handle more cases of output
// currently fails if nothing to fetch
if parts.len() != 3 {
eprintln!("couldn't parse dry output into three parts");
eprintln!("{}", output);
std::process::exit(1);
}
let to_build: Vec<String> = trim_hashes(parts[1], true);
let to_fetch: Vec<String> = trim_hashes(parts[2], false);
if self.verbose > 0 {
println!("TO BUILD: {}\n{}\n", to_build.len(), to_build.join("\n"));
println!("TO FETCH: {}\n{}\n", to_fetch.len(), to_fetch.join("\n"));
} else {
println!("To build: {}", to_build.len());
println!("To fetch: {}", to_fetch.len());
}
}
fn dry(self: &Oizys) {
let flake_output = self.output();
let mut cmd = Command::new("nix");
cmd.args(["build", &flake_output.as_str(), "--dry-run"]);
if self.verbose >= 2 {
self.show_cmd(&cmd)
}
let mut spinner = Spinner::new(spinners::Arc, "evaluating...", Color::Cyan);
let output = String::from_utf8(cmd.output().expect("failed to run nix build").stderr)
.expect("faild to parse nix build --dry-run output");
spinner.stop_with_message("evaluating finished");
if output.contains("derivations will be built") {
self.parse_dry_output(&output);
} else {
println!("{} up to date", self.host)
}
}
fn build(self: &Oizys) {
let flake_output = self.output();
let mut cmd = Command::new("nix");
cmd.args(["build", &flake_output.as_str()]);
if self.verbose >= 2 {
self.show_cmd(&cmd);
}
cmd.status().expect("failed to run nix build");
}
fn nixos_rebuild(self: &Oizys, subcommand: &str) {
let flake_output = format!("{}#{}", self.flake.to_string_lossy(), self.host);
let mut cmd = Command::new("sudo");
cmd.args(["nixos-rebuild", subcommand, "--flake", &flake_output]);
if self.verbose >= 2 {
self.show_cmd(&cmd);
}
cmd.status()
.unwrap_or_else(|_| panic!("failed to run nixos-rebuild {subcommand}"));
}
fn cache(self: &Oizys, name: &String) {
let flake_output = self.output();
let mut cmd = Command::new("cachix");
cmd.args([
"watch-exec",
&name,
"--",
"nix",
"build",
&flake_output,
"--print-build-logs",
"--accept-flake-config",
]);
if self.verbose >= 2 {
self.show_cmd(&cmd);
}
cmd.status()
.unwrap_or_else(|_| panic!("failed to run cachix watch-exec"));
}
}
fn main() {
let cli = Cli::parse();
let oizys = Oizys::from(&cli);
if let Some(completions) = cli.completions {
let mut cmd = Cli::command();
eprintln!("Generating completion for {completions:?}");
print_completions(completions, &mut cmd);
std::process::exit(0);
}
if oizys.verbose > 2 {
println!("-vv is max verbosity")
}
if oizys.verbose >= 1 {
println!("{:?}", oizys)
}
if let Some(command) = &cli.command {
match command {
Commands::Dry {} => oizys.dry(),
Commands::Build {} => oizys.build(),
Commands::Output {} => println!("{}", oizys.output()),
Commands::Boot {} => oizys.nixos_rebuild("boot"),
Commands::Switch {} => oizys.nixos_rebuild("switch"),
Commands::Cache { name } => oizys.cache(name),
}
} else {
eprintln!("No subcommand provided..");
let mut cmd = Cli::command();
cmd.print_help().unwrap();
}
}

View file

@ -1,13 +0,0 @@
# Created by https://www.toptal.com/developers/gitignore/api/zig
# Edit at https://www.toptal.com/developers/gitignore?templates=zig
### zig ###
# Zig programming language
zig-cache/
zig-out/
build/
build-*/
docgen_tmp/
# End of https://www.toptal.com/developers/gitignore/api/zig

View file

@ -1,37 +0,0 @@
const std = @import("std");
pub fn build(b: *std.Build) void {
// b.release_mode = .safe;
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const exe = b.addExecutable(.{
.name = "oizys",
.root_source_file = .{ .path = "src/main.zig" },
.target = target,
.optimize = optimize,
});
exe.root_module.addImport("yazap", b.dependency("yazap", .{}).module("yazap"));
exe.root_module.addImport("donuts", b.dependency("donuts", .{}).module("donuts"));
b.installArtifact(exe);
const run_cmd = b.addRunArtifact(exe);
run_cmd.step.dependOn(b.getInstallStep());
if (b.args) |args| {
run_cmd.addArgs(args);
}
const run_step = b.step("run", "Run the app");
run_step.dependOn(&run_cmd.step);
// I haven't written any...
// const exe_unit_tests = b.addTest(.{
// .root_source_file = .{ .path = "src/main.zig" },
// .target = target,
// .optimize = optimize,
// });
//
// const run_exe_unit_tests = b.addRunArtifact(exe_unit_tests);
// const test_step = b.step("test", "Run unit tests");
// test_step.dependOn(&run_exe_unit_tests.step);
//
}

View file

@ -1,15 +0,0 @@
.{
.name = "oizys-zig",
.version = "0.0.0",
.dependencies = .{
.yazap = .{
.url = "git+https://github.com/prajwalch/yazap.git#341750ff62e3102da4a7f8233920aebace1fc337",
.hash = "1220fa71798c994044a987cbde6e73af76bfc402117a61971ccf48f4af4b7154e8d3",
},
.donuts = .{
.url = "git+https://github.com/daylinmorgan/donuts.git#b454b9c1fa3084e6d1431f399d133afe31d4235a",
.hash = "1220b6bf5f90c96bd9ac86d989aa1afd605522463afa7f8f372cdf24fac65a5eed99",
},
},
.paths = .{""},
}

View file

@ -1,12 +0,0 @@
{
"1220fa71798c994044a987cbde6e73af76bfc402117a61971ccf48f4af4b7154e8d3": {
"name": "yazap",
"url": "git+https://github.com/prajwalch/yazap.git#341750ff62e3102da4a7f8233920aebace1fc337",
"hash": "sha256-nNhFpay+xk0Ix3GAT1fZ2q/bD9AAx7Xkl4X7QxlzK0M="
},
"1220b6bf5f90c96bd9ac86d989aa1afd605522463afa7f8f372cdf24fac65a5eed99": {
"name": "donuts",
"url": "git+https://github.com/daylinmorgan/donuts.git#b454b9c1fa3084e6d1431f399d133afe31d4235a",
"hash": "sha256-q3FcUMdhpiyoqlwj5FbIVdUszeAoYzVFzGTgfWzm/pU="
}
}

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@ -1,13 +0,0 @@
{
pkgs,
zig2nix,
lib,
...
}:
(zig2nix.outputs.zig-env.${pkgs.system} {
zig = zig2nix.outputs.packages.${pkgs.system}.zig.master.bin;
}).package
{
name = "oizys";
src = lib.cleanSource ./.;
}

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@ -1,74 +0,0 @@
const Cli = @This();
const std = @import("std");
const yazap = @import("yazap");
const App = yazap.App;
const Arg = yazap.Arg;
const Allocator = std.mem.Allocator;
allocator: Allocator,
app: App,
matches: *const yazap.ArgMatches = undefined,
forward: ?[][]const u8 = null,
process_args: ?[]const [:0]u8 = null,
pub fn init(allocator: Allocator) !Cli {
var app = App.init(allocator, "oizys", "nix begat oizys");
const oizys = app.rootCommand();
var cmd_dry = app.createCommand("dry", "poor man's nix flake check");
var cmd_build = app.createCommand("build", "build nixos (w/nix build)");
var cmd_cache = app.createCommand("cache", "build and push to cachix");
var cmd_output = app.createCommand("output", "show system flake output path");
var cmd_boot = app.createCommand("boot", "nixos rebuild boot");
var cmd_switch = app.createCommand("switch", "nixos rebuild switch");
try cmd_cache.addArg(Arg.singleValueOption("name", 'n', "name of cachix cache"));
inline for (.{
&cmd_dry,
&cmd_build,
&cmd_cache,
&cmd_output,
&cmd_switch,
&cmd_boot,
}) |subcmd| {
try subcmd.addArg(Arg.positional("forward", null, null));
try subcmd.addArg(Arg.singleValueOption("flake", 'f', "path to flake"));
try subcmd.addArg(Arg.singleValueOption("host", null, "hostname (default: current host)"));
try oizys.addSubcommand(subcmd.*);
}
return Cli{
.allocator = allocator,
.app = app,
};
}
fn get_forward_args(self: *Cli, args: []const [:0]u8) !usize {
var forward = std.ArrayList([]const u8).init(self.allocator);
const delim_idx: usize = delim_lookup: for (args, 0..) |arg, i| {
if (std.mem.eql(u8, "--", arg)) break :delim_lookup i;
} else args.len;
if (args.len > delim_idx)
for (args[delim_idx + 1 ..]) |fwd|
try forward.append(fwd);
self.forward = try forward.toOwnedSlice();
return delim_idx;
}
pub fn parse(self: *Cli) !void {
self.process_args = try std.process.argsAlloc(self.allocator);
const delim_idx = try self.get_forward_args(self.process_args.?);
self.matches = try self.app.parseFrom(self.process_args.?[1..delim_idx]);
}
pub fn deinit(self: *Cli) void {
std.process.argsFree(self.allocator, self.process_args.?);
if (self.forward) |fwd| {
for (fwd) |arg| self.allocator.free(arg);
self.allocator.free(fwd);
}
self.app.deinit();
}

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@ -1,217 +0,0 @@
const Oizys = @This();
const std = @import("std");
const ArgMatches = @import("yazap").ArgMatches;
const Allocator = std.mem.Allocator;
const Donuts = @import("donuts").Donuts;
allocator: Allocator,
flake: []const u8,
host: []const u8,
cache_name: []const u8,
output: []const u8,
cmd: OizysCmd,
debug: bool = false,
forward: ?[][]const u8,
pub const OizysCmd = enum {
dry,
@"switch",
boot,
cache,
output,
build,
};
pub fn init(allocator: std.mem.Allocator, matches: *const ArgMatches, forward: ?[][]const u8) !Oizys {
const cmd = matches.subcommand.?.name;
const flags = matches.subcommandMatches(cmd).?;
var oizys = Oizys{
.allocator = allocator,
.host = undefined,
.flake = undefined,
.output = undefined,
.cmd = std.meta.stringToEnum(OizysCmd, cmd).?,
.cache_name = flags.getSingleValue("cache") orelse "daylin",
.forward = forward,
};
if (flags.getSingleValue("host")) |host| {
oizys.host = try allocator.dupe(u8, host);
} else {
oizys.host = try Oizys.getDefaultHostName(allocator);
}
if (flags.getSingleValue("flake")) |flake| {
oizys.flake = try allocator.dupe(u8, flake);
} else {
oizys.flake = try Oizys.getDefaultFlake(allocator);
}
oizys.output = try std.fmt.allocPrint(
allocator,
"{s}#nixosConfigurations.{s}.config.system.build.toplevel",
.{ oizys.flake, oizys.host },
);
return oizys;
// return Oizys{
// .allocator = allocator,
// .host = host,
// .flake = flake,
// .output = try std.fmt.allocPrint(
// allocator,
// "{s}#nixosConfigurations.{s}.config.system.build.toplevel",
// .{ flake, host },
// ),
// .cmd = std.meta.stringToEnum(OizysCmd, cmd).?,
// .cache_name = flags.getSingleValue("cache") orelse "daylin",
// .forward = forward,
// };
}
pub fn deinit(self: *Oizys) void {
self.allocator.free(self.flake);
self.allocator.free(self.output);
self.allocator.free(self.host);
}
pub fn getDefaultHostName(allocator: Allocator) ![]const u8 {
var name_buffer: [std.posix.HOST_NAME_MAX]u8 = undefined;
const hostname = try std.posix.gethostname(&name_buffer);
return std.fmt.allocPrint(allocator, "{s}", .{hostname});
}
pub fn getDefaultFlake(allocator: Allocator) ![]const u8 {
return std.process.getEnvVarOwned(allocator, "OIZYS_DIR") catch {
const homedir = try std.process.getEnvVarOwned(allocator, "HOME");
defer allocator.free(homedir);
return try std.fmt.allocPrint(allocator, "{s}/oizys", .{homedir});
};
}
pub fn getOutputPath(self: *Oizys) ![]const u8 {
return std.fmt.allocPrint(
self.allocator,
"{s}#nixosConfigurations.{s}.config.system.build.toplevel",
.{ self.flake, self.host },
);
}
pub const NixCmd = enum { Nix, NixosRebuild };
pub fn runNixCmd(self: *Oizys, cmd: NixCmd, argv: []const []const u8) !void {
var args = std.ArrayList([]const u8).init(self.allocator);
defer args.deinit();
switch (cmd) {
NixCmd.Nix => try args.append("nix"),
NixCmd.NixosRebuild => try args.appendSlice(&.{ "sudo", "nixos-rebuild" }),
}
try args.appendSlice(argv);
if (self.forward) |fwd| try args.appendSlice(fwd);
var p = std.ChildProcess.init(args.items, self.allocator);
_ = try p.spawnAndWait();
}
pub fn cache(self: *Oizys) !void {
var p = std.ChildProcess.init(
&.{
"cachix",
"watch-exec",
self.cache_name,
"--verbose",
"--",
"nix",
"build",
self.output,
"--print-build-logs",
"--accept-flake-config",
},
self.allocator,
);
_ = try p.spawnAndWait();
}
const DryResult = struct {
allocator: Allocator,
fetch: [][]const u8,
build: [][]const u8,
pub fn parse(allocator: Allocator, output: []const u8) !DryResult {
var it = std.mem.splitSequence(u8, output, ":\n");
_ = it.next();
var fetch = std.ArrayList([]const u8).init(allocator);
var build = std.ArrayList([]const u8).init(allocator);
if (it.next()) |x| {
try parseLines(x, &fetch);
} else {
return error.DryParseError;
}
if (it.next()) |x| {
try parseLines(x, &build);
} else {
return error.DryParseError;
}
return .{
.allocator = allocator,
.fetch = try fetch.toOwnedSlice(),
.build = try build.toOwnedSlice(),
};
}
pub fn deinit(self: *DryResult) void {
self.allocator.free(self.fetch);
self.allocator.free(self.build);
// for (self.fetch) |item| {
// self.allocator.free(item);
// }
// for (self.build) |item| {
// self.allocator.free(item);
// }
}
fn parseLines(buffer: []const u8, list: *std.ArrayList([]const u8)) !void {
var lines = std.mem.splitSequence(u8, buffer, "\n");
while (lines.next()) |line| {
try list.append(line);
}
}
};
pub fn dry(self: *Oizys) !void {
var sp = Donuts(std.io.getStdOut()).init(
"evaluating...",
.{ .style = .dots },
.{},
);
try sp.start();
const cmd_output = try std.ChildProcess.run(.{
.allocator = self.allocator,
.argv = &.{ "nix", "build", self.output, "--dry-run" },
});
try sp.stop(.{ .message = "done." });
defer self.allocator.free(cmd_output.stdout);
defer self.allocator.free(cmd_output.stderr);
var result = try DryResult.parse(self.allocator, cmd_output.stderr);
defer result.deinit();
std.debug.print(
"to fetch: {d}\nto build: {d}\n",
.{ result.fetch.len, result.build.len },
);
}
pub fn run(self: *Oizys) !void {
switch (self.cmd) {
.@"switch" => try self.runNixCmd(.NixosRebuild, &.{ "switch", "--flake", self.flake }),
.boot => try self.runNixCmd(.NixosRebuild, &.{ "boot", "--flake", self.flake }),
.dry => try self.dry(),
.build => try self.runNixCmd(.Nix, &.{ "build", self.output }),
.output => {
const stdout = std.io.getStdOut().writer();
try stdout.print("{s}\n", .{self.output});
},
.cache => try self.cache(),
}
}

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@ -1,27 +0,0 @@
const std = @import("std");
const Oizys = @import("Oizys.zig");
const Cli = @import("Cli.zig");
pub fn main() !void {
// memory management isn't hard :P
// var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
// defer arena.deinit();
// const allocator = arena.allocator();
//
var gpa = std.heap.GeneralPurposeAllocator(.{}){};
const allocator = gpa.allocator();
defer _ = gpa.deinit();
var cli = try Cli.init(allocator);
try cli.parse();
defer cli.deinit();
if (!cli.matches.containsArgs()) {
try cli.app.displayHelp();
return;
}
var oizys = try Oizys.init(allocator, cli.matches, cli.forward);
defer oizys.deinit();
try oizys.run();
}