Clean workspace after initramfs failure

1 files changed, 14 insertions, 1 deletions

diff --git a/src/build.rs b/src/build.rs
index 305c059..e6ddf14 100644
--- a/src/build.rs
+++ b/src/build.rs
@@ -77,7 +77,14 @@ impl<I: PackageInstaller, B: InitramfsBuilder> BuildExecutor<I, B> {
         )
         .apply(&rootfs)?;
 
-        let initrd = self.initramfs_builder.build(&InitramfsRequest::discover(&rootfs)?)?;
+        let initramfs_request = match InitramfsRequest::discover(&rootfs) {
+            Ok(request) => request,
+            Err(error) => return Self::fail_and_remove_workspace(workspace, error),
+        };
+        let initrd = match self.initramfs_builder.build(&initramfs_request) {
+            Ok(initrd) => initrd,
+            Err(error) => return Self::fail_and_remove_workspace(workspace, error),
+        };
         std::fs::create_dir_all(parent)
             .with_context(|| format!("create artifact directory {}", parent.display()))?;
         self.tar_writer.write(&rootfs, artifact)?;
@@ -98,6 +105,12 @@ impl<I: PackageInstaller, B: InitramfsBuilder> BuildExecutor<I, B> {
             initrd: Some(initrd),
         })
     }
+
+    fn fail_and_remove_workspace<T>(workspace: &Path, error: anyhow::Error) -> Result<T> {
+        std::fs::remove_dir_all(workspace)
+            .with_context(|| format!("remove failed workspace {}", workspace.display()))?;
+        Err(error)
+    }
 }
 
 #[derive(Debug, Clone, PartialEq, Eq)]