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restart zygiskd when zygote restart

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This commit is contained in:
5ec1cff
2023-12-08 11:23:20 +08:00
parent 9e48f18247
commit 9c34c671fa
10 changed files with 56 additions and 33 deletions
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13
loader/src/ptracer/monitor.cpp
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@@ -256,7 +256,7 @@ public:
if (STOPPED_WITH(SIGTRAP, PTRACE_EVENT_FORK)) {
long child_pid;
ptrace(PTRACE_GETEVENTMSG, pid, 0, &child_pid);
LOGI("forked %ld", child_pid);
LOGV("forked %ld", child_pid);
} else if (STOPPED_WITH(SIGTRAP, PTRACE_EVENT_STOP) &&
tracing_state == STOPPING) {
if (ptrace(PTRACE_DETACH, 1, 0, 0) == -1)
@@ -283,7 +283,7 @@ public:
}
auto state = process.find(pid);
if (state == process.end()) {
LOGI("new process %d attached", pid);
LOGV("new process %d attached", pid);
process.emplace(pid);
ptrace(PTRACE_SETOPTIONS, pid, 0, PTRACE_O_TRACEEXEC);
ptrace(PTRACE_CONT, pid, 0, 0);
@@ -291,7 +291,7 @@ public:
} else {
if (STOPPED_WITH(SIGTRAP, PTRACE_EVENT_EXEC)) {
auto program = get_program(pid);
LOGD("%d program %s", pid, program.c_str());
LOGV("%d program %s", pid, program.c_str());
const char* tracer = nullptr;
do {
if (tracing_state != TRACING) {
@@ -327,7 +327,7 @@ public:
auto p = fork_dont_care();
if (p == 0) {
execl(tracer, basename(tracer), "trace",
std::to_string(pid).c_str(), nullptr);
std::to_string(pid).c_str(), "--restart", nullptr);
PLOGE("failed to exec, kill");
kill(pid, SIGKILL);
exit(1);
@@ -340,18 +340,17 @@ public:
} while (false);
} else {
LOGD("process %d received unknown status %s", pid,
LOGE("process %d received unknown status %s", pid,
parse_status(status).c_str());
}
process.erase(state);
if (WIFSTOPPED(status)) {
LOGI("detach process %d", pid);
LOGV("detach process %d", pid);
ptrace(PTRACE_DETACH, pid, 0, 0);
}
}
}
}
LOGD("sigchld handle done");
}
~PtraceHandler() {