Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 84 insertions, 0 deletions

diff --git a/src/tools/immutable_object_cache/main.cc b/src/tools/immutable_object_cache/main.cc
new file mode 100644
index 000000000..55b0d087a
--- /dev/null
+++ b/src/tools/immutable_object_cache/main.cc
@@ -0,0 +1,84 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "common/ceph_argparse.h"
+#include "common/config.h"
+#include "common/debug.h"
+#include "common/errno.h"
+#include "global/global_init.h"
+#include "global/signal_handler.h"
+#include "CacheController.h"
+
+#include <vector>
+
+ceph::immutable_obj_cache::CacheController *cachectl = nullptr;
+
+void usage() {
+  std::cout << "usage: ceph-immutable-object-cache [options...]" << std::endl;
+  std::cout << "options:\n";
+  std::cout << "  -m monaddress[:port]      connect to specified monitor\n";
+  std::cout << "  --keyring=<path>          path to keyring for local "
+            << "cluster\n";
+  std::cout << "  --log-file=<logfile>       file to log debug output\n";
+  std::cout << "  --debug-immutable-obj-cache=<log-level>/<memory-level>  "
+            << "set debug level\n";
+  generic_server_usage();
+}
+
+static void handle_signal(int signum) {
+  if (cachectl)
+    cachectl->handle_signal(signum);
+}
+
+int main(int argc, const char **argv) {
+  std::vector<const char*> args;
+  env_to_vec(args);
+  argv_to_vec(argc, argv, args);
+
+  if (ceph_argparse_need_usage(args)) {
+    usage();
+    exit(0);
+  }
+
+  auto cct = global_init(nullptr, args, CEPH_ENTITY_TYPE_CLIENT,
+                         CODE_ENVIRONMENT_DAEMON,
+                         CINIT_FLAG_UNPRIVILEGED_DAEMON_DEFAULTS);
+
+  if (g_conf()->daemonize) {
+    global_init_daemonize(g_ceph_context);
+  }
+
+  common_init_finish(g_ceph_context);
+  global_init_chdir(g_ceph_context);
+
+  init_async_signal_handler();
+  register_async_signal_handler(SIGHUP, sighup_handler);
+  register_async_signal_handler_oneshot(SIGINT, handle_signal);
+  register_async_signal_handler_oneshot(SIGTERM, handle_signal);
+
+  std::vector<const char*> cmd_args;
+  argv_to_vec(argc, argv, cmd_args);
+
+  cachectl = new ceph::immutable_obj_cache::CacheController(g_ceph_context,
+                                                            cmd_args);
+  int r = cachectl->init();
+  if (r < 0) {
+    std::cerr << "failed to initialize: " << cpp_strerror(r) << std::endl;
+    goto cleanup;
+  }
+
+  r = cachectl->run();
+  if (r < 0) {
+    goto cleanup;
+  }
+
+ cleanup:
+  unregister_async_signal_handler(SIGHUP, sighup_handler);
+  unregister_async_signal_handler(SIGINT, handle_signal);
+  unregister_async_signal_handler(SIGTERM, handle_signal);
+  shutdown_async_signal_handler();
+
+  delete cachectl;
+
+  return r < 0 ? EXIT_SUCCESS : EXIT_FAILURE;
+}