fix bootlog count (#31319)

selfdrive/manager/helpers.py

@@ -56,7 +56,7 @@ def save_bootlog():
 
   def fn(tmpdir):
     env = os.environ.copy()
-    env['PARAMS_ROOT'] = tmpdir
+    env['PARAMS_COPY_PATH'] = tmpdir
     subprocess.call("./bootlog", cwd=os.path.join(BASEDIR, "system/loggerd"), env=env)
     shutil.rmtree(tmpdir)
   t = threading.Thread(target=fn, args=(tmp, ))

system/loggerd/logger.cc

@@ -40,7 +40,7 @@ kj::Array<capnp::word> logger_build_init_data() {
   init.setOsVersion(util::read_file("/VERSION"));
 
   // log params
-  auto params = Params();
+  auto params = Params(util::getenv("PARAMS_COPY_PATH", ""));
   std::map<std::string, std::string> params_map = params.readAll();
 
   init.setGitCommit(params_map["GitCommit"]);