tombstoned: turn off signal handlers.
Don't try to connect to ourselves in a signal handler (e.g. if someone
does `killall -ABRT tombstoned`).
Test: killall -ABRT tombstoned
Change-Id: Ib69a206f741acb523c9f2883d474c940b6ebfab2
diff --git a/debuggerd/tombstoned/tombstoned.cpp b/debuggerd/tombstoned/tombstoned.cpp
index 1fd96b8..6754508 100644
--- a/debuggerd/tombstoned/tombstoned.cpp
+++ b/debuggerd/tombstoned/tombstoned.cpp
@@ -34,6 +34,7 @@
#include <android-base/unique_fd.h>
#include <cutils/sockets.h>
+#include "debuggerd/handler.h"
#include "debuggerd/protocol.h"
#include "debuggerd/util.h"
@@ -256,6 +257,14 @@
int main(int, char* []) {
umask(0137);
+ // Don't try to connect to ourselves if we crash.
+ struct sigaction action = {};
+ action.sa_handler = [](int signal) {
+ LOG(ERROR) << "received fatal signal " << signal;
+ _exit(1);
+ };
+ debuggerd_register_handlers(&action);
+
tombstone_directory_fd = open(kTombstoneDirectory, O_DIRECTORY | O_RDONLY | O_CLOEXEC);
if (tombstone_directory_fd == -1) {
PLOG(FATAL) << "failed to open tombstone directory";