No public description

PiperOrigin-RevId: 943413342

Author: lowdanie

centipede/BUILD

@@ -906,6 +906,7 @@ cc_library(
         "@abseil-cpp//absl/status:statusor",
         "@abseil-cpp//absl/strings",
         "@abseil-cpp//absl/time",
+        "@abseil-cpp//absl/time:clock_interface",
         "@com_google_fuzztest//common:crashing_input_filename",
         "@com_google_fuzztest//common:defs",
         "@com_google_fuzztest//common:hash",
@@ -915,6 +916,22 @@ cc_library(
     ],
 )
 
+cc_library(
+    name = "crash_deduplication_test_util",
+    testonly = 1,
+    srcs = ["crash_deduplication_test_util.cc"],
+    hdrs = ["crash_deduplication_test_util.h"],
+    deps = [
+        ":centipede_callbacks",
+        ":environment",
+        ":runner_result",
+        ":stop",
+        "@abseil-cpp//absl/container:flat_hash_map",
+        "@abseil-cpp//absl/types:span",
+        "@com_google_fuzztest//common:defs",
+    ],
+)
+
 cc_library(
     name = "crash_summary",
     srcs = ["crash_summary.cc"],
@@ -1921,18 +1938,17 @@ cc_test(
     deps = [
         ":centipede_callbacks",
         ":crash_deduplication",
+        ":crash_deduplication_test_util",
         ":crash_summary",
         ":environment",
-        ":runner_result",
         ":stop",
         ":util",
         ":workdir",
         "@abseil-cpp//absl/container:flat_hash_map",
         "@abseil-cpp//absl/strings:str_format",
         "@abseil-cpp//absl/time",
-        "@abseil-cpp//absl/types:span",
-        "@com_google_fuzztest//common:defs",
-        "@com_google_fuzztest//common:hash",
+        "@abseil-cpp//absl/time:clock_interface",
+        "@abseil-cpp//absl/time:simulated_clock",
         "@com_google_fuzztest//common:temp_dir",
         "@googletest//:gtest_main",
     ],

centipede/centipede_interface.cc

@@ -74,6 +74,8 @@ namespace fuzztest::internal {
 
 namespace {
 
+constexpr absl::Duration kDefaultRegressionTtl = absl::Hours(24 * 7);
+
 // Sets signal handler for SIGINT.
 // TODO(b/378532202): Replace this with a more generic mechanism that allows
 // the called or `CentipedeMain()` to indicate when to stop.
@@ -557,9 +559,10 @@ int UpdateCorpusDatabase(Environment env,
     crash_summary.Report(&std::cerr);
     return exit_code;
   }
-  OrganizeCrashingInputs(regression_dir, fuzztest_db_path / "crashing", env,
+  OrganizeCrashingInputs(regression_dir, fuzztest_db_path / "crashing",
+                         fuzztest_db_path / "incubating", env,
                          callbacks_factory, crashes_by_signature, crash_summary,
-                         stop_condition);
+                         stop_condition, kDefaultRegressionTtl);
   if (env.report_crash_summary) crash_summary.Report(&std::cerr);
 
   // Distill and store the coverage corpus.