SERVER-25488 Added JavaScript funciton to mongo shell to check for sanitizer builds

_isAddressSanitizerActive()
_isLeakSanitizerActive()
_isThreadSanitizerActive()
_isUndefinedBehaviorSanitizerActive()

2 files changed, 25 insertions, 18 deletions

diff --git a/src/mongo/shell/shell_utils.cpp b/src/mongo/shell/shell_utils.cpp
index 1e79ab36f0a..20c199fc652 100644
--- a/src/mongo/shell/shell_utils.cpp
+++ b/src/mongo/shell/shell_utils.cpp
@@ -154,23 +154,6 @@ BSONObj isWindows(const BSONObj& a, void* data) {
 #endif
 }
 
-BSONObj isAddressSanitizerActive(const BSONObj& a, void* data) {
-    bool isSanitized = false;
-// See the following for information on how we detect address sanitizer in clang and gcc.
-//
-// - http://clang.llvm.org/docs/AddressSanitizer.html#has-feature-address-sanitizer
-// - https://gcc.gnu.org/ml/gcc-patches/2012-11/msg01827.html
-//
-#if defined(__has_feature)
-#if __has_feature(address_sanitizer)
-    isSanitized = true;
-#endif
-#elif defined(__SANITIZE_ADDRESS__)
-    isSanitized = true;
-#endif
-    return BSON("" << isSanitized);
-}
-
 BSONObj getBuildInfo(const BSONObj& a, void* data) {
     uassert(16822, "getBuildInfo accepts no arguments", a.nFields() == 0);
     BSONObjBuilder b;
@@ -236,7 +219,6 @@ void installShellUtils(Scope& scope) {
     scope.injectNative("_srand", JSSrand);
     scope.injectNative("_rand", JSRand);
     scope.injectNative("_isWindows", isWindows);
-    scope.injectNative("_isAddressSanitizerActive", isAddressSanitizerActive);
     scope.injectNative("interpreterVersion", interpreterVersion);
     scope.injectNative("getBuildInfo", getBuildInfo);
     scope.injectNative("isKeyTooLarge", isKeyTooLarge);
diff --git a/src/mongo/shell/utils.js b/src/mongo/shell/utils.js
index d24e8aad3e9..c2ccd97e7bb 100644
--- a/src/mongo/shell/utils.js
+++ b/src/mongo/shell/utils.js
@@ -156,6 +156,31 @@ if (typeof TestData == "undefined") {
     TestData = undefined;
 }
 
+function __sanitizeMatch(flag) {
+    var sanitizeMatch = /-fsanitize=([^\s]+) /.exec(getBuildInfo()["buildEnvironment"]["ccflags"]);
+    if (flag && RegExp(flag).exec(sanitizeMatch[1])) {
+        return true;
+    } else {
+        return false;
+    }
+}
+
+function _isAddressSanitizerActive() {
+  return __sanitizeMatch("address");
+}
+
+function _isLeakSanitizerActive() {
+  return __sanitizeMatch("leak");
+}
+
+function _isThreadSanitizerActive() {
+  return __sanitizeMatch("thread");
+}
+
+function _isUndefinedBehaviorSanitizerActive() {
+  return __sanitizeMatch("undefined");
+}
+
 jsTestName = function() {
     if (TestData)
         return TestData.testName;