[infra] Fixing bisection to work with more OSS-Fuzz projects (#3152)

* Max comments

* Added bisection tests

* Added test cases

* Docker run command added to build_specific commit

* Infer main repo uses docker image rather than docker file

* Added mores tests for repo infer

* With verbosity

* Formatting

* Bisection fixed

* Formatting updates

* Oliver small comments.

* Script infer main repo

* Detect repo and test module finished

* Detect main repo from script

* Regex searching

* Regex searching

* Max comments + bisector test script

* Oliver comments

* Max's comments

* String concat update

* Jonathan comments

1 files changed, 14 insertions, 8 deletions

diff --git a/infra/helper.py b/infra/helper.py
index 7e2d9ec80..bc3ee96c8 100755
--- a/infra/helper.py
+++ b/infra/helper.py
@@ -417,7 +417,7 @@ def build_image(args):
 
 
 def build_fuzzers_impl(project_name, clean, engine, sanitizer, architecture,
-                       env_to_add, source_path, no_cache=False):
+                       env_to_add, source_path, no_cache=False, mount_location=None):
   """Build fuzzers."""
   if not build_image_impl(project_name, no_cache=no_cache):
     return 1
@@ -432,7 +432,7 @@ def build_fuzzers_impl(project_name, clean, engine, sanitizer, architecture,
         '-t', 'gcr.io/oss-fuzz/%s' % project_name,
         '/bin/bash', '-c', 'rm -rf /out/*'
     ])
-     
+
   else:
     print('Keeping existing build artifacts as-is (if any).')
   env = [
@@ -459,13 +459,19 @@ def build_fuzzers_impl(project_name, clean, engine, sanitizer, architecture,
   if source_path:
     workdir = _workdir_from_dockerfile(project_name)
     if workdir == '/src':
-      print('Cannot use local checkout with "WORKDIR /src".', file=sys.stderr)
+      print('Cannot use local checkout with "WORKDIR: /src".', file=sys.stderr)
       return 1
+    if not mount_location:
+      command += [
+          '-v',
+          '%s:%s' % (_get_absolute_path(source_path), workdir),
+      ]
+    else:
+      command += [
+          '-v',
+          '%s:%s' % (_get_absolute_path(source_path), mount_location),
+      ]
 
-    command += [
-        '-v',
-        '%s:%s' % (_get_absolute_path(source_path), workdir),
-    ]
   command += [
       '-v', '%s:/out' % project_out_dir,
       '-v', '%s:/work' % project_work_dir,
@@ -739,7 +745,7 @@ def run_fuzzer(args):
 def reproduce(args):
   """Reproduce a specific test case from a specific project."""
   return reproduce_impl(args.project_name, args.fuzzer_name, args.valgrind, args.env_to_add,
-                        fuzzer_args, args.testcase_path)
+                        args.fuzzer_args, args.testcase_path)
 
 
 def reproduce_impl(project_name, fuzzer_name, valgrind, env_to_add, fuzzer_args, testcase_path):