wasmedge: add support for rootfs files.

Enable WasmEdge modules to access the container filesystem. This includes: * all the files on the container image * /proc filesystem * /sys filesysten * parts of /dev filesystem Signed-off-by: Ismo Puustinen <[email protected]>
containerd · Jun 21, 2023 · 5c14f1e · 5c14f1e
1 parent ce87268
commit 5c14f1e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/crates/containerd-shim-wasmedge/src/executor.rs b/crates/containerd-shim-wasmedge/src/executor.rs
@@ -51,10 +51,11 @@ impl Executor for WasmEdgeExecutor {
             .ok_or_else(|| anyhow::Error::msg("Not found wasi module"))
             .map_err(|err| ExecutorError::Execution(err.into()))?;
 
+        // map the container root filesystem to be available to the WASI module
         wasi_module.initialize(
             Some(args.iter().map(|s| s as &str).collect()),
             Some(envs.iter().map(|s| s as &str).collect()),
-            None,
+            Some(vec!["/:/"]),
         );
 
         let vm = vm