[pkgs] fix nix installer

README.md

@@ -101,13 +101,34 @@ file ".gradle/gradle.properties" {
 
 See [demo](demo) and [examples](examples) for a more complete example.
 
+## 🧩 As a Dagger Module
+
+Call from the command line:
+
+```bash
+dagger -m github.com/tsirysndr/daggerverse/envhub call \
+  use --environment github:tsirysndr/dotfiles-example \
+  --src .
+```
+
+call from a [Fluent CI](https://fluentci.io/) module:
+
+```typescript
+import { use } from 'jsr:@fx/envhub';
+
+await use(
+  ".",
+  "github:tsirysndr/dotfiles-example"
+);
+```
+
 ## As a GitHub Action
 
 You can use EnvHub as a [GitHub Action](https://github.com/tsirysndr/setup-envhub) to manage your dotfiles and packages in your CI/CD workflow.
 
 ```yaml
 - uses: tsirysndr/setup-envhub@v1
   with:
-    version: 'v0.2.16'
+    version: 'v0.2.17'
 - run: envhub --help
 ```

crates/cli/Cargo.toml

@@ -8,7 +8,7 @@ license = "MIT"
 name = "envhub"
 readme = "../../README.md"
 repository = "https://github.com/tsirysndr/envhub"
-version = "0.2.16"
+version = "0.2.17"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
@@ -17,7 +17,7 @@ anyhow = "1.0.71"
 clap = "3.2.20"
 envhub-ext = {path = "../ext", version = "0.1.1"}
 envhub-hm = {path = "../hm", version = "0.2.4"}
-envhub-pkgs = {path = "../pkgs", version = "0.1.2"}
+envhub-pkgs = {path = "../pkgs", version = "0.1.3"}
 envhub-providers = {path = "../providers", version = "0.2.0"}
 envhub-stow = {path = "../stow", version = "0.1.0"}
 envhub-types = {path = "../types", version = "0.2.2"}

crates/pkgs/Cargo.toml

@@ -7,9 +7,10 @@ keywords = ["nix", "shell", "environment", "dotfiles"]
 license = "MIT"
 name = "envhub-pkgs"
 repository = "https://github.com/tsirysndr/envhub"
-version = "0.1.2"
+version = "0.1.3"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 anyhow = "1.0.71"
+users = "0.11.0"

crates/pkgs/src/nix.rs

@@ -1,6 +1,7 @@
 use crate::PackageManager;
 use anyhow::Error;
 use std::{env, process::Command};
+use users::get_current_username;
 
 pub struct Nix {}
 
@@ -21,6 +22,12 @@ impl PackageManager for Nix {
     }
 
     fn setup(&self) -> Result<(), Error> {
+        let user = match get_current_username() {
+            Some(user) => user.to_string_lossy().to_string(),
+            None => "root".to_string(),
+        };
+
+        env::set_var("USER", user);
         env::set_var(
             "PATH",
             format!(
@@ -30,17 +37,30 @@ impl PackageManager for Nix {
             ),
         );
         let mut child = Command::new("sh")
-        .arg("-c")
-        .arg("type nix > /dev/null || curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install")
-        .spawn()?;
-        child.wait()?;
+            .arg("-c")
+            .arg("type systemctl > /dev/null")
+            .spawn()?;
+        let status = child.wait()?;
+        let init = match status.code() {
+            Some(0) => "",
+            _ => "--init none",
+        };
 
+        let linux = match std::env::consts::OS {
+            "linux" => format!("linux --extra-conf 'sandbox = false' {}", init),
+            _ => "".to_string(),
+        };
         let mut child = Command::new("sh")
-        .arg("-c")
-        .arg("type nix > /dev/null || curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install --no-confirm ")
-        .spawn()?;
+            .arg("-c")
+            .arg(format!("type nix > /dev/null || curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install {}", linux))
+            .spawn()?;
         child.wait()?;
 
+        let mut child = Command::new("sh")
+            .arg("-c")
+            .arg(format!("type nix > /dev/null || curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install {} --no-confirm", linux))
+            .spawn()?;
+        child.wait()?;
         Ok(())
     }
 }