From fca2bf5d70786386a6e49531b0cd0d07e273d80c Mon Sep 17 00:00:00 2001
From: dong-bosi123 <dongbosi@huawei.com>
Date: Sat, 13 Sep 2025 15:04:49 +0800
Subject: [PATCH] add the dot in offline parse kernel stack

Signed-off-by: dong-bosi123 <dongbosi@huawei.com>
---
 interfaces/innerkits/backtrace/BUILD.gn       |  9 ++++--
 .../innerkits/backtrace/dfx_kernel_stack.cpp  | 32 ++++++++++++++++++-
 .../innerkits/unwinder/include/dfx_hap.h      |  3 +-
 3 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/interfaces/innerkits/backtrace/BUILD.gn b/interfaces/innerkits/backtrace/BUILD.gn
index f181d62e7..350f267af 100644
--- a/interfaces/innerkits/backtrace/BUILD.gn
+++ b/interfaces/innerkits/backtrace/BUILD.gn
@@ -39,7 +39,11 @@ if (defined(ohos_lite)) {
     sources = backtrace_local_sources
 
     defines = [ "is_ohos_lite" ]
-
+    if (faultloggerd_hisysevent_enable) {
+      deps += [ "hisysevent:libhisysevent" ]
+    } else {
+      defines += [ "HISYSEVENT_DISABLE" ]
+    }
     deps = [
       "$faultloggerd_common_path/dfxlog:dfx_hilog",
       "$faultloggerd_common_path/dfxutil:dfx_util",
@@ -97,6 +101,7 @@ if (defined(ohos_lite)) {
       "bounds_checking_function:libsec_shared",
       "c_utils:utils",
       "hilog:libhilog",
+      "hisysevent:libhisysevent",
     ]
 
     install_images = [
@@ -116,7 +121,7 @@ if (defined(ohos_lite)) {
   ohos_static_library("backtrace_local") {
     public_configs = [ ":dfx_backtrace_config" ]
     defines = [ "DFX_LOG_HILOG_BASE" ]
-
+    defines += [ "HISYSEVENT_DISABLE" ]
     sources = backtrace_local_sources
     include_dirs = [
       "$faultloggerd_common_path/dfxlog",
diff --git a/interfaces/innerkits/backtrace/dfx_kernel_stack.cpp b/interfaces/innerkits/backtrace/dfx_kernel_stack.cpp
index d3809aa60..979f35e7a 100644
--- a/interfaces/innerkits/backtrace/dfx_kernel_stack.cpp
+++ b/interfaces/innerkits/backtrace/dfx_kernel_stack.cpp
@@ -25,7 +25,13 @@
 #include "dfx_log.h"
 #include "dfx_trace_dlsym.h"
 #include "elapsed_time.h"
+#include "file_ex.h"
 #include "smart_fd.h"
+#include "string_util.h"
+
+#ifndef HISYSEVENT_DISABLE
+#include "hisysevent.h"
+#endif
 
 #define LOGGER_GET_STACK    _IO(0xAB, 9)
 #define LOGGER_GET_STACK_ARKTS    _IO(0xAB, 10)
@@ -41,6 +47,25 @@ typedef struct HstackVal {
     pid_t pid {0};
     char hstackLogBuff[BUFF_STACK_SIZE] {0};
 } HstackVal;
+MAYBE_UNUSED void ReportDumpStats(const std::string& bundleName, uint32_t threadSize, uint32_t costTime)
+{
+#ifndef HISYSEVENT_DISABLE
+    std::string cmdline;
+    if (!LoadStringFromFile("/proc/self/cmdline", cmdline)) {
+        DFXLOGE("Failed to read self cmdline, errno:%{public}d", errno);
+    }
+    Trim(cmdline);
+    HiSysEventWrite(
+        HiSysEvent::Domain::HIVIEWDFX,
+        "DUMP_CATCHER_STATS",
+        HiSysEvent::EventType::STATISTIC,
+        "CALLER_PROCESS_NAME", cmdline.c_str(),
+        "TARGET_PROCESS_NAME", bundleName.c_str(),
+        "RESULT", 100, // 100 means offline parse kernel stack
+        "WRITE_DUMP_INFO_TIME", costTime,
+        "TARGET_PROCESS_THREAD_COUNT", threadSize);
+#endif
+}
 }
 int32_t DfxGetKernelStack(int32_t pid, std::string& kernelStack, bool needArkts)
 {
@@ -134,7 +159,12 @@ bool FormatProcessKernelStack(const std::string& kernelStack, std::vector<DfxThr
         }
     }
     DfxEnableTraceDlsym(false);
-    DFXLOGI("format kernel stack cost time = %{public}" PRId64 " ms", counter.Elapsed<std::chrono::milliseconds>());
+    auto costTime = counter.Elapsed<std::chrono::milliseconds>();
+    DFXLOGI("format kernel stack cost time = %{public}" PRId64 " ms", costTime);
+    if (needParseSymbol) {
+        ReportDumpStats(bundleName, static_cast<uint32_t>(threadKernelStackVec.size()),
+            static_cast<uint32_t>(costTime));
+    }
     return true;
 #else
     return false;
diff --git a/interfaces/innerkits/unwinder/include/dfx_hap.h b/interfaces/innerkits/unwinder/include/dfx_hap.h
index 922ea92bf..eaed9d330 100644
--- a/interfaces/innerkits/unwinder/include/dfx_hap.h
+++ b/interfaces/innerkits/unwinder/include/dfx_hap.h
@@ -30,7 +30,8 @@ class DfxHap {
 public:
     DfxHap() = default;
     ~DfxHap();
-
+    DfxHap(const DfxHap&) = delete;
+    DfxHap& operator= (const DfxHap&) = delete;
     bool ParseHapInfo(pid_t pid, uint64_t pc, std::shared_ptr<DfxMap> map, JsFunction *jsFunction,
         bool isOffline = false);
 private:
-- 
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