build: fuzzer that targets node::LoadEnvironment()

Refs: https://github.com/nodejs/node/pull/34761
Refs: https://github.com/nodejs/node/issues/33724

PR-URL: https://github.com/nodejs/node/pull/34844
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

1 files changed, 43 insertions, 0 deletions

diff --git a/node.gyp b/node.gyp
index c68af49dab..2f7c8b2e04 100644
--- a/node.gyp
+++ b/node.gyp
@@ -1257,6 +1257,49 @@
         }],
       ],
     }, # fuzz_url
+    { # fuzz_env
+      'target_name': 'fuzz_env',
+      'type': 'executable',
+      'dependencies': [
+        '<(node_lib_target_name)',
+        'deps/histogram/histogram.gyp:histogram',
+        'deps/uvwasi/uvwasi.gyp:uvwasi',
+        'node_dtrace_header',
+        'node_dtrace_ustack',
+        'node_dtrace_provider',
+      ],
+      'includes': [
+        'node.gypi'
+      ],
+      'include_dirs': [
+        'src',
+        'tools/msvs/genfiles',
+        'deps/v8/include',
+        'deps/cares/include',
+        'deps/uv/include',
+        'deps/uvwasi/include',
+        'test/cctest',
+      ],
+      'defines': [
+        'NODE_ARCH="<(target_arch)"',
+        'NODE_PLATFORM="<(OS)"',
+        'NODE_WANT_INTERNALS=1',
+      ],
+      'sources': [
+        'src/node_snapshot_stub.cc',
+        'src/node_code_cache_stub.cc',
+        'test/fuzzers/fuzz_env.cc',
+      ],
+      'conditions': [
+        ['OS=="linux"', {
+          'ldflags': [ '-fsanitize=fuzzer' ]
+        }],
+        # Ensure that ossfuzz flag has been set and that we are on Linux
+        [ 'OS!="linux" or ossfuzz!="true"', {
+          'type': 'none',
+        }],
+      ],
+    }, # fuzz_env
     {
       'target_name': 'cctest',
       'type': 'executable',