fix: release v1.7.50-alpha OTA runtime repair

core/archipelago/src/bootstrap.rs

@@ -15,7 +15,7 @@
 //! best-effort — failures are logged but never abort the backend.
 
 use anyhow::{Context, Result};
-use std::path::Path;
+use std::path::{Path, PathBuf};
 use tokio::fs;
 use tracing::{debug, info, warn};
 
@@ -31,6 +31,7 @@ const DOCTOR_SERVICE_PATH: &str = "/etc/systemd/system/archipelago-doctor.servic
 const DOCTOR_TIMER_PATH: &str = "/etc/systemd/system/archipelago-doctor.timer";
 
 const NGINX_CONF_PATH: &str = "/etc/nginx/sites-available/archipelago";
+const RUNTIME_ASSETS_DIR: &str = "/opt/archipelago/web-ui/archipelago-runtime";
 
 /// Inserted into every server block of the nginx config that lacks the
 /// `/api/app-catalog` proxy. Kept in sync with the canonical block in
@@ -40,6 +41,11 @@ const NGINX_APP_CATALOG_BLOCK: &str = "\n    # App Store catalog proxy — backe
 /// Entry point called from main startup. Never returns an error to the caller —
 /// failing to bootstrap host artifacts must not prevent the backend from serving.
 pub async fn ensure_doctor_installed() {
+    match run_runtime_assets().await {
+        Ok(changed) if changed => info!("Runtime assets synchronized from OTA payload"),
+        Ok(_) => debug!("No OTA runtime payload to synchronize"),
+        Err(e) => warn!("Runtime asset bootstrap failed (non-fatal): {:#}", e),
+    }
     match run().await {
         Ok(changed) if changed => info!("Doctor artifacts synchronized with binary"),
         Ok(_) => debug!("Doctor artifacts already in sync"),
@@ -52,6 +58,117 @@ pub async fn ensure_doctor_installed() {
     }
 }
 
+async fn run_runtime_assets() -> Result<bool> {
+    // The v1.7.50 OTA bridge puts scripts/apps/docker assets inside the
+    // frontend tarball because older binaries only know how to apply the
+    // backend binary and frontend archive. Once the new backend starts, it
+    // promotes that payload into /opt so app installs use the matching specs.
+    let runtime_dir = Path::new(RUNTIME_ASSETS_DIR);
+    if !runtime_dir.exists() {
+        return Ok(false);
+    }
+
+    let mut changed = false;
+    for (relative, dest) in [
+        ("apps", "/opt/archipelago/apps"),
+        ("scripts", "/opt/archipelago/scripts"),
+        ("docker", "/opt/archipelago/docker"),
+    ] {
+        let src = runtime_dir.join(relative);
+        if src.exists() {
+            replace_dir_from_runtime(&src, dest).await?;
+            if relative == "scripts" {
+                let _ = host_sudo(&[
+                    "find", dest, "-type", "f", "-name", "*.sh", "-exec", "chmod", "755", "{}", "+",
+                ])
+                .await;
+                let image_versions = format!("{}/image-versions.sh", dest);
+                if Path::new(&image_versions).exists() {
+                    let _ =
+                        host_sudo(&["cp", &image_versions, "/opt/archipelago/image-versions.sh"])
+                            .await;
+                }
+            }
+            changed = true;
+        }
+    }
+
+    let configs = runtime_dir.join("image-recipe/configs");
+    for unit in ["archipelago-doctor.service", "archipelago-doctor.timer"] {
+        let src = configs.join(unit);
+        if src.exists() {
+            let src_s = src.to_string_lossy().to_string();
+            let dest = format!("/etc/systemd/system/{}", unit);
+            let status = host_sudo(&["install", "-m", "644", &src_s, &dest])
+                .await
+                .with_context(|| format!("install {}", unit))?;
+            if !status.success() {
+                anyhow::bail!("install {} exited with {}", unit, status);
+            }
+            changed = true;
+        }
+    }
+
+    if changed {
+        let _ = host_sudo(&["systemctl", "daemon-reload"]).await;
+        let _ = host_sudo(&["systemctl", "enable", "--now", "archipelago-doctor.timer"]).await;
+    }
+    Ok(changed)
+}
+
+async fn replace_dir_from_runtime(src: &Path, dest: &str) -> Result<()> {
+    let tmp = format!("{}.new.{}", dest, chrono::Utc::now().timestamp_millis());
+    let src_dot = path_dot(src);
+    let mkdir = host_sudo(&["mkdir", "-p", &tmp])
+        .await
+        .with_context(|| format!("mkdir {}", tmp))?;
+    if !mkdir.success() {
+        anyhow::bail!("mkdir {} exited with {}", tmp, mkdir);
+    }
+    let copy = host_sudo(&["cp", "-a", &src_dot, &tmp])
+        .await
+        .with_context(|| format!("copy runtime {} -> {}", src.display(), tmp))?;
+    if !copy.success() {
+        let _ = host_sudo(&["rm", "-rf", &tmp]).await;
+        anyhow::bail!("copy runtime {} exited with {}", src.display(), copy);
+    }
+    let _ = host_sudo(&["mkdir", "-p", dest]).await;
+    let cleanup = host_sudo(&[
+        "find",
+        dest,
+        "-mindepth",
+        "1",
+        "-maxdepth",
+        "1",
+        "-exec",
+        "rm",
+        "-rf",
+        "{}",
+        "+",
+    ])
+    .await
+    .with_context(|| format!("clean {}", dest))?;
+    if !cleanup.success() {
+        let _ = host_sudo(&["rm", "-rf", &tmp]).await;
+        anyhow::bail!("clean {} exited with {}", dest, cleanup);
+    }
+    let tmp_dot = format!("{}/.", tmp);
+    let promote = host_sudo(&["cp", "-a", &tmp_dot, dest])
+        .await
+        .with_context(|| format!("promote {} -> {}", tmp, dest))?;
+    let _ = host_sudo(&["rm", "-rf", &tmp]).await;
+    if !promote.success() {
+        anyhow::bail!("promote {} exited with {}", dest, promote);
+    }
+    Ok(())
+}
+
+fn path_dot(path: &Path) -> String {
+    let mut p = PathBuf::from(path);
+    p.push(".");
+    p.to_string_lossy().to_string()
+}
+
 async fn run() -> Result<bool> {
     // Dev-box guard: on contributors' laptops `/home/archipelago/archy` is
     // typically a symlink into the git checkout, and writing through it