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fix: fix "Nix" step to use nix upgrade-nix in more situations (#550)

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`nix upgrade-nix` can be used on any platform except NixOS where `nix`
is available.

Also use `nix profile upgrade --verbose` because the non-verbose mode
doesn't print anything on stdout.
This commit is contained in:
Rebecca Turner
2023-09-17 03:40:04 -04:00
committed by GitHub
parent c1c9fe22df
commit 4dd1c13bd8
3 changed files with 29 additions and 17 deletions
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42
src/steps/os/unix.rs
View File

@@ -11,6 +11,8 @@ use home;
use ini::Ini;
use tracing::debug;
#[cfg(target_os = "linux")]
use super::linux::Distribution;
use crate::error::SkipStep;
use crate::execution_context::ExecutionContext;
#[cfg(any(target_os = "linux", target_os = "macos"))]
@@ -363,24 +365,23 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
debug!("nix profile: {:?}", profile_path);
let manifest_json_path = profile_path.join("manifest.json");
let output = Command::new(&nix_env).args(["--query", "nix"]).output_checked_utf8();
debug!("nix-env output: {:?}", output);
let should_self_upgrade = output.is_ok();
// Should we attempt to upgrade Nix with `nix upgrade-nix`?
#[allow(unused_mut)]
let mut should_self_upgrade = cfg!(target_os = "macos");
#[cfg(target_os = "linux")]
{
// We can't use `nix upgrade-nix` on NixOS.
if let Ok(Distribution::NixOS) = Distribution::detect() {
should_self_upgrade = false;
}
}
print_separator("Nix");
let multi_user = fs::metadata(&nix)?.uid() == 0;
debug!("Multi user nix: {}", multi_user);
#[cfg(target_os = "linux")]
{
use super::linux::Distribution;
if let Ok(Distribution::NixOS) = Distribution::detect() {
return Err(SkipStep(String::from("Nix on NixOS must be upgraded via nixos-rebuild switch")).into());
}
}
#[cfg(target_os = "macos")]
{
if require("darwin-rebuild").is_ok() {
@@ -393,11 +394,20 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
let run_type = ctx.run_type();
let nix_args = ["--extra-experimental-features", "nix-command"];
if should_self_upgrade {
if multi_user {
ctx.execute_elevated(&nix, true)?.arg("upgrade-nix").status_checked()?;
ctx.execute_elevated(&nix, true)?
.args(nix_args)
.arg("upgrade-nix")
.status_checked()?;
} else {
run_type.execute(&nix).arg("upgrade-nix").status_checked()?;
run_type
.execute(&nix)
.args(nix_args)
.arg("upgrade-nix")
.status_checked()?;
}
}
@@ -406,12 +416,14 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
if Path::new(&manifest_json_path).exists() {
run_type
.execute(&nix)
.args(nix_args)
.arg("profile")
.arg("upgrade")
.arg(".*")
.arg("--verbose")
.status_checked()
} else {
run_type.execute(&nix_env).arg("--upgrade").status_checked()
run_type.execute(nix_env).arg("--upgrade").status_checked()
}
}