wasi: prevent syscalls before start

PR-URL: #33235 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: Anna Henningsen <anna@addaleax.net>
nodejs · Jun 7, 2020 · 33aacbe · 33aacbe
1 parent ad7a890
commit 33aacbe
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diff --git a/doc/api/errors.md b/doc/api/errors.md
@@ -2082,6 +2082,11 @@ meaning of the error depends on the specific function.
 
 The WASI instance has already started.
 
+<a id="ERR_WASI_NOT_STARTED"></a>
+### `ERR_WASI_NOT_STARTED`
+
+The WASI instance has not been started.
+
 <a id="ERR_WORKER_INIT_FAILED"></a>
 ### `ERR_WORKER_INIT_FAILED`
 

diff --git a/src/node_errors.h b/src/node_errors.h
@@ -54,6 +54,7 @@ void OnFatalError(const char* location, const char* message);
   V(ERR_TRANSFERRING_EXTERNALIZED_SHAREDARRAYBUFFER, TypeError)                \
   V(ERR_TLS_PSK_SET_IDENTIY_HINT_FAILED, Error)                                \
   V(ERR_VM_MODULE_CACHED_DATA_REJECTED, Error)                                 \
+  V(ERR_WASI_NOT_STARTED, Error)                                               \
   V(ERR_WORKER_INIT_FAILED, Error)                                             \
   V(ERR_PROTO_ACCESS, Error)
 
@@ -104,6 +105,7 @@ void OnFatalError(const char* location, const char* message);
   V(ERR_TRANSFERRING_EXTERNALIZED_SHAREDARRAYBUFFER,                           \
     "Cannot serialize externalized SharedArrayBuffer")                         \
   V(ERR_TLS_PSK_SET_IDENTIY_HINT_FAILED, "Failed to set PSK identity hint")    \
+  V(ERR_WASI_NOT_STARTED, "wasi.start() has not been called")                  \
   V(ERR_WORKER_INIT_FAILED, "Worker initialization failure")                   \
   V(ERR_PROTO_ACCESS,                                                          \
     "Accessing Object.prototype.__proto__ has been "                           \