infra: add support for custom LSAN_OPTIONS values

Closes #9453

Author: correctmost

infra/base-images/base-runner/Dockerfile

@@ -55,6 +55,7 @@ RUN git clone https://chromium.googlesource.com/chromium/src/tools/code_coverage
 # shouldn't be changed unless a corresponding change is made on
 # ClusterFuzz side as well.
 ENV ASAN_OPTIONS="alloc_dealloc_mismatch=0:allocator_may_return_null=1:allocator_release_to_os_interval_ms=500:check_malloc_usable_size=0:detect_container_overflow=1:detect_odr_violation=0:detect_leaks=1:detect_stack_use_after_return=1:fast_unwind_on_fatal=0:handle_abort=1:handle_segv=1:handle_sigill=1:max_uar_stack_size_log=16:print_scariness=1:quarantine_size_mb=10:strict_memcmp=1:strip_path_prefix=/workspace/:symbolize=1:use_sigaltstack=1:dedup_token_length=3"
+ENV LSAN_OPTIONS="max_leaks=0"
 ENV MSAN_OPTIONS="print_stats=1:strip_path_prefix=/workspace/:symbolize=1:dedup_token_length=3"
 ENV UBSAN_OPTIONS="print_stacktrace=1:print_summary=1:silence_unsigned_overflow=1:strip_path_prefix=/workspace/:symbolize=1:dedup_token_length=3"
 ENV FUZZER_ARGS="-rss_limit_mb=2560 -timeout=25"

infra/base-images/base-runner/run_fuzzer

@@ -105,6 +105,11 @@ if [ -f $OPTIONS_FILE ]; then
     export ASAN_OPTIONS="$ASAN_OPTIONS:$custom_asan_options"
   fi
 
+  custom_lsan_options=$(parse_options.py $OPTIONS_FILE lsan)
+  if [ ! -z $custom_lsan_options ]; then
+    export LSAN_OPTIONS="$LSAN_OPTIONS:$custom_lsan_options"
+  fi
+
   custom_msan_options=$(parse_options.py $OPTIONS_FILE msan)
   if [ ! -z $custom_msan_options ]; then
     export MSAN_OPTIONS="$MSAN_OPTIONS:$custom_msan_options"