Merge pull request #1909 from DaveLak/attempt-two-fuzzing-fix-missing-git-in-clusterfuzz

Attempt 2 - Fix Missing Git Executable Causing ClusterFuzz Crash

Author: Byron

fuzzing/fuzz-targets/fuzz_config.py

@@ -23,15 +23,15 @@
 import os
 from configparser import MissingSectionHeaderError, ParsingError
 
+if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
+    path_to_bundled_git_binary = os.path.abspath(os.path.join(os.path.dirname(__file__), "git"))
+    os.environ["GIT_PYTHON_GIT_EXECUTABLE"] = path_to_bundled_git_binary
+
 with atheris.instrument_imports():
     import git
 
 
 def TestOneInput(data):
-    if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
-        path_to_bundled_git_binary = os.path.abspath(os.path.join(os.path.dirname(__file__), "git"))
-        git.refresh(path_to_bundled_git_binary)
-
     sio = io.BytesIO(data)
     sio.name = "/tmp/fuzzconfig.config"
     git_config = git.GitConfigParser(sio)

fuzzing/fuzz-targets/fuzz_tree.py

@@ -23,15 +23,15 @@
 import os
 import shutil
 
+if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
+    path_to_bundled_git_binary = os.path.abspath(os.path.join(os.path.dirname(__file__), "git"))
+    os.environ["GIT_PYTHON_GIT_EXECUTABLE"] = path_to_bundled_git_binary
+
 with atheris.instrument_imports():
     import git
 
 
 def TestOneInput(data):
-    if getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS"):
-        path_to_bundled_git_binary = os.path.abspath(os.path.join(os.path.dirname(__file__), "git"))
-        git.refresh(path_to_bundled_git_binary)
-
     fdp = atheris.FuzzedDataProvider(data)
     git_dir = "/tmp/.git"
     head_file = os.path.join(git_dir, "HEAD")