Headless windows installer (#5664)

frontend/src-tauri/provisioner/src/main.rs

@@ -0,0 +1,76 @@
+use serde::Serialize;
+use std::env;
+use std::fs;
+use std::path::PathBuf;
+
+#[derive(Serialize)]
+#[serde(rename_all = "camelCase")]
+struct ProvisioningConfig<'a> {
+    server_url: &'a str,
+    lock_connection_mode: bool,
+}
+
+fn parse_bool(value: &str) -> bool {
+    match value.trim().to_lowercase().as_str() {
+        "1" | "true" | "yes" | "y" => true,
+        _ => false,
+    }
+}
+
+fn main() -> Result<(), String> {
+    let mut output: Option<PathBuf> = None;
+    let mut url: Option<String> = None;
+    let mut lock_value: Option<String> = None;
+
+    let mut args = env::args().skip(1);
+    while let Some(arg) = args.next() {
+        match arg.as_str() {
+            "--output" => {
+                let value = args
+                    .next()
+                    .ok_or_else(|| "--output requires a value".to_string())?;
+                output = Some(PathBuf::from(value));
+            }
+            "--url" => {
+                let value = args
+                    .next()
+                    .ok_or_else(|| "--url requires a value".to_string())?;
+                url = Some(value);
+            }
+            "--lock" => {
+                let value = args
+                    .next()
+                    .ok_or_else(|| "--lock requires a value".to_string())?;
+                lock_value = Some(value);
+            }
+            _ => {
+                return Err(format!("Unknown argument: {}", arg));
+            }
+        }
+    }
+
+    let output = output.ok_or_else(|| "Missing --output".to_string())?;
+    let url = url
+        .map(|value| value.trim().to_string())
+        .filter(|value| !value.is_empty())
+        .ok_or_else(|| "Missing --url".to_string())?;
+    let lock = lock_value.as_deref().map(parse_bool).unwrap_or(false);
+
+    if let Some(parent) = output.parent() {
+        fs::create_dir_all(parent)
+            .map_err(|e| format!("Failed to create directory {}: {}", parent.display(), e))?;
+    }
+
+    let config = ProvisioningConfig {
+        server_url: url.as_str(),
+        lock_connection_mode: lock,
+    };
+
+    let json = serde_json::to_string_pretty(&config)
+        .map_err(|e| format!("Failed to serialize provisioning data: {}", e))?;
+
+    fs::write(&output, json)
+        .map_err(|e| format!("Failed to write provisioning file {}: {}", output.display(), e))?;
+
+    Ok(())
+}