+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <signal.h>
-
-#include <curl/curl.h>
-
-#include <boost/intrusive_ptr.hpp>
-
-#include "acconfig.h"
-
-#include "common/ceph_argparse.h"
-#include "global/global_init.h"
-#include "global/signal_handler.h"
-#include "common/config.h"
-#include "common/errno.h"
-#include "common/Timer.h"
-#include "common/safe_io.h"
-#include "include/compat.h"
-#include "include/str_list.h"
-#include "include/stringify.h"
-#include "rgw_common.h"
-#include "rgw_rados.h"
-#include "rgw_user.h"
-#include "rgw_period_pusher.h"
-#include "rgw_realm_reloader.h"
-#include "rgw_rest.h"
-#include "rgw_rest_s3.h"
-#include "rgw_rest_swift.h"
-#include "rgw_rest_admin.h"
-#include "rgw_rest_usage.h"
-#include "rgw_rest_user.h"
-#include "rgw_rest_bucket.h"
-#include "rgw_rest_metadata.h"
-#include "rgw_rest_log.h"
-#include "rgw_rest_opstate.h"
-#include "rgw_replica_log.h"
-#include "rgw_rest_replica_log.h"
-#include "rgw_rest_config.h"
-#include "rgw_rest_realm.h"
-#include "rgw_swift_auth.h"
-#include "rgw_log.h"
-#include "rgw_tools.h"
-#include "rgw_resolve.h"
-
-#include "rgw_request.h"
-#include "rgw_process.h"
-#include "rgw_frontend.h"
-#if defined(WITH_RADOSGW_BEAST_FRONTEND)
-#include "rgw_asio_frontend.h"
-#endif /* WITH_RADOSGW_BEAST_FRONTEND */
-
-#include <map>
-#include <string>
-#include <vector>
-#include <atomic>
-
-#include "include/types.h"
-#include "common/BackTrace.h"
-
-#ifdef HAVE_SYS_PRCTL_H
-#include <sys/prctl.h>
-#endif
-
-#define dout_subsys ceph_subsys_rgw
-
-using namespace std;
-
-static sig_t sighandler_alrm;
-
-class RGWProcess;
-
-static int signal_fd[2] = {0, 0};
-static std::atomic<int64_t> disable_signal_fd = { 0 };
-
-void signal_shutdown()
-{
- if (!disable_signal_fd) {
- int val = 0;
- int ret = write(signal_fd[0], (char *)&val, sizeof(val));
- if (ret < 0) {
- derr << "ERROR: " << __func__ << ": write() returned "
- << cpp_strerror(errno) << dendl;
- }
- }
-}
-
-static void wait_shutdown()
-{
- int val;
- int r = safe_read_exact(signal_fd[1], &val, sizeof(val));
- if (r < 0) {
- derr << "safe_read_exact returned with error" << dendl;
- }
-}
-
-static int signal_fd_init()
-{
- return socketpair(AF_UNIX, SOCK_STREAM, 0, signal_fd);
-}
-
-static void signal_fd_finalize()
-{
- close(signal_fd[0]);
- close(signal_fd[1]);
-}
-
-static void handle_sigterm(int signum)
-{
- dout(1) << __func__ << dendl;
-#if defined(WITH_RADOSGW_FCGI_FRONTEND)
- FCGX_ShutdownPending();
-#endif
-
- // send a signal to make fcgi's accept(2) wake up. unfortunately the
- // initial signal often isn't sufficient because we race with accept's
- // check of the flag wet by ShutdownPending() above.
- if (signum != SIGUSR1) {
- signal_shutdown();
-
- // safety net in case we get stuck doing an orderly shutdown.
- uint64_t secs = g_ceph_context->_conf->rgw_exit_timeout_secs;
- if (secs)
- alarm(secs);
- dout(1) << __func__ << " set alarm for " << secs << dendl;
- }
-
-}
-
-static void godown_alarm(int signum)
-{
- _exit(0);
-}
-
-#ifdef HAVE_CURL_MULTI_WAIT
-static void check_curl()
-{
-}
-#else
-static void check_curl()
-{
- derr << "WARNING: libcurl doesn't support curl_multi_wait()" << dendl;
- derr << "WARNING: cross zone / region transfer performance may be affected" << dendl;
-}
-#endif
-
-class C_InitTimeout : public Context {
-public:
- C_InitTimeout() {}
- void finish(int r) override {
- derr << "Initialization timeout, failed to initialize" << dendl;
- exit(1);
- }
-};
-
-static int usage()
-{
- cerr << "usage: radosgw [options...]" << std::endl;
- cerr << "options:\n";
- cerr << " --rgw-region=<region> region in which radosgw runs\n";
- cerr << " --rgw-zone=<zone> zone in which radosgw runs\n";
- cerr << " --rgw-socket-path=<path> specify a unix domain socket path\n";
- cerr << " -m monaddress[:port] connect to specified monitor\n";
- cerr << " --keyring=<path> path to radosgw keyring\n";
- cerr << " --logfile=<logfile> file to log debug output\n";
- cerr << " --debug-rgw=<log-level>/<memory-level> set radosgw debug level\n";
- generic_server_usage();
-
- return 0;
-}
-
-static RGWRESTMgr *set_logging(RGWRESTMgr *mgr)
-{
- mgr->set_logging(true);
- return mgr;
-}
-
-static RGWRESTMgr *rest_filter(RGWRados *store, int dialect, RGWRESTMgr *orig)
-{
- RGWSyncModuleInstanceRef sync_module = store->get_sync_module();
- return sync_module->get_rest_filter(dialect, orig);
-}
-
-RGWRealmReloader *preloader = NULL;
-
-static void reloader_handler(int signum)
-{
- if (preloader) {
- bufferlist bl;
- bufferlist::iterator p = bl.begin();
- preloader->handle_notify(RGWRealmNotify::Reload, p);
- }
- sighup_handler(signum);
-}
-
-/*
- * start up the RADOS connection and then handle HTTP messages as they come in
- */
-#ifdef BUILDING_FOR_EMBEDDED
-extern "C" int cephd_rgw(int argc, const char **argv)
-#else
-int main(int argc, const char **argv)
-#endif
-{
- // dout() messages will be sent to stderr, but FCGX wants messages on stdout
- // Redirect stderr to stdout.
- TEMP_FAILURE_RETRY(close(STDERR_FILENO));
- if (TEMP_FAILURE_RETRY(dup2(STDOUT_FILENO, STDERR_FILENO)) < 0) {
- int err = errno;
- cout << "failed to redirect stderr to stdout: " << cpp_strerror(err)
- << std::endl;
- return ENOSYS;
- }
-
- /* alternative default for module */
- vector<const char *> def_args;
- def_args.push_back("--debug-rgw=1/5");
- def_args.push_back("--keyring=$rgw_data/keyring");
-
- vector<const char*> args;
- argv_to_vec(argc, argv, args);
- env_to_vec(args);
-
- // First, let's determine which frontends are configured.
- int flags = CINIT_FLAG_UNPRIVILEGED_DAEMON_DEFAULTS;
- global_pre_init(&def_args, args, CEPH_ENTITY_TYPE_CLIENT, CODE_ENVIRONMENT_DAEMON,
- flags);
-
- list<string> frontends;
- get_str_list(g_conf->rgw_frontends, ",", frontends);
- multimap<string, RGWFrontendConfig *> fe_map;
- list<RGWFrontendConfig *> configs;
- if (frontends.empty()) {
- frontends.push_back("civetweb");
- }
- for (list<string>::iterator iter = frontends.begin(); iter != frontends.end(); ++iter) {
- string& f = *iter;
-
- if (f.find("civetweb") != string::npos) {
- // If civetweb is configured as a frontend, prevent global_init() from
- // dropping permissions by setting the appropriate flag.
- flags |= CINIT_FLAG_DEFER_DROP_PRIVILEGES;
- if (f.find("port") != string::npos) {
- // check for the most common ws problems
- if ((f.find("port=") == string::npos) ||
- (f.find("port= ") != string::npos)) {
- derr << "WARNING: civetweb frontend config found unexpected spacing around 'port' "
- << "(ensure civetweb port parameter has the form 'port=80' with no spaces "
- << "before or after '=')" << dendl;
- }
- }
- }
-
- RGWFrontendConfig *config = new RGWFrontendConfig(f);
- int r = config->init();
- if (r < 0) {
- delete config;
- cerr << "ERROR: failed to init config: " << f << std::endl;
- return EINVAL;
- }
-
- configs.push_back(config);
-
- string framework = config->get_framework();
- fe_map.insert(pair<string, RGWFrontendConfig*>(framework, config));
- }
-
- // Now that we've determined which frontend(s) to use, continue with global
- // initialization. Passing false as the final argument ensures that
- // global_pre_init() is not invoked twice.
- // claim the reference and release it after subsequent destructors have fired
- auto cct = global_init(&def_args, args, CEPH_ENTITY_TYPE_CLIENT,
- CODE_ENVIRONMENT_DAEMON,
- flags, "rgw_data", false);
-
- for (std::vector<const char*>::iterator i = args.begin(); i != args.end(); ++i) {
- if (ceph_argparse_flag(args, i, "-h", "--help", (char*)NULL)) {
- usage();
- return 0;
- }
- }
-
- // maintain existing region root pool for new multisite objects
- if (!g_conf->rgw_region_root_pool.empty()) {
- const char *root_pool = g_conf->rgw_region_root_pool.c_str();
- if (g_conf->rgw_zonegroup_root_pool.empty()) {
- g_conf->set_val_or_die("rgw_zonegroup_root_pool", root_pool);
- }
- if (g_conf->rgw_period_root_pool.empty()) {
- g_conf->set_val_or_die("rgw_period_root_pool", root_pool);
- }
- if (g_conf->rgw_realm_root_pool.empty()) {
- g_conf->set_val_or_die("rgw_realm_root_pool", root_pool);
- }
- }
-
- // for region -> zonegroup conversion (must happen before common_init_finish())
- if (!g_conf->rgw_region.empty() && g_conf->rgw_zonegroup.empty()) {
- g_conf->set_val_or_die("rgw_zonegroup", g_conf->rgw_region.c_str());
- }
-
- check_curl();
-
- if (g_conf->daemonize) {
- global_init_daemonize(g_ceph_context);
- }
- Mutex mutex("main");
- SafeTimer init_timer(g_ceph_context, mutex);
- init_timer.init();
- mutex.Lock();
- init_timer.add_event_after(g_conf->rgw_init_timeout, new C_InitTimeout);
- mutex.Unlock();
-
- // Enable the perf counter before starting the service thread
- g_ceph_context->enable_perf_counter();
-
- common_init_finish(g_ceph_context);
-
- int r = rgw_tools_init(g_ceph_context);
- if (r < 0) {
- derr << "ERROR: unable to initialize rgw tools" << dendl;
- return -r;
- }
-
- rgw_init_resolver();
-
- curl_global_init(CURL_GLOBAL_ALL);
-
-#if defined(WITH_RADOSGW_FCGI_FRONTEND)
- FCGX_Init();
-#endif
-
- RGWRados *store = RGWStoreManager::get_storage(g_ceph_context,
- g_conf->rgw_enable_gc_threads, g_conf->rgw_enable_lc_threads, g_conf->rgw_enable_quota_threads,
- g_conf->rgw_run_sync_thread, g_conf->rgw_dynamic_resharding);
- if (!store) {
- mutex.Lock();
- init_timer.cancel_all_events();
- init_timer.shutdown();
- mutex.Unlock();
-
- derr << "Couldn't init storage provider (RADOS)" << dendl;
- return EIO;
- }
- r = rgw_perf_start(g_ceph_context);
- if (r < 0) {
- derr << "ERROR: failed starting rgw perf" << dendl;
- return -r;
- }
-
- rgw_rest_init(g_ceph_context, store, store->get_zonegroup());
-
- mutex.Lock();
- init_timer.cancel_all_events();
- init_timer.shutdown();
- mutex.Unlock();
-
- rgw_user_init(store);
- rgw_bucket_init(store->meta_mgr);
- rgw_log_usage_init(g_ceph_context, store);
-
- RGWREST rest;
-
- list<string> apis;
-
- get_str_list(g_conf->rgw_enable_apis, apis);
-
- map<string, bool> apis_map;
- for (list<string>::iterator li = apis.begin(); li != apis.end(); ++li) {
- apis_map[*li] = true;
- }
-
- // S3 website mode is a specialization of S3
- const bool s3website_enabled = apis_map.count("s3website") > 0;
- // Swift API entrypoint could placed in the root instead of S3
- const bool swift_at_root = g_conf->rgw_swift_url_prefix == "/";
- if (apis_map.count("s3") > 0 || s3website_enabled) {
- if (! swift_at_root) {
- rest.register_default_mgr(set_logging(rest_filter(store, RGW_REST_S3,
- new RGWRESTMgr_S3(s3website_enabled))));
- } else {
- derr << "Cannot have the S3 or S3 Website enabled together with "
- << "Swift API placed in the root of hierarchy" << dendl;
- return EINVAL;
- }
- }
-
- if (apis_map.count("swift") > 0) {
- RGWRESTMgr_SWIFT* const swift_resource = new RGWRESTMgr_SWIFT;
-
- if (! g_conf->rgw_cross_domain_policy.empty()) {
- swift_resource->register_resource("crossdomain.xml",
- set_logging(new RGWRESTMgr_SWIFT_CrossDomain));
- }
-
- swift_resource->register_resource("healthcheck",
- set_logging(new RGWRESTMgr_SWIFT_HealthCheck));
-
- swift_resource->register_resource("info",
- set_logging(new RGWRESTMgr_SWIFT_Info));
-
- if (! swift_at_root) {
- rest.register_resource(g_conf->rgw_swift_url_prefix,
- set_logging(rest_filter(store, RGW_REST_SWIFT,
- swift_resource)));
- } else {
- if (store->get_zonegroup().zones.size() > 1) {
- derr << "Placing Swift API in the root of URL hierarchy while running"
- << " multi-site configuration requires another instance of RadosGW"
- << " with S3 API enabled!" << dendl;
- }
-
- rest.register_default_mgr(set_logging(swift_resource));
- }
- }
-
- if (apis_map.count("swift_auth") > 0) {
- rest.register_resource(g_conf->rgw_swift_auth_entry,
- set_logging(new RGWRESTMgr_SWIFT_Auth));
- }
-
- if (apis_map.count("admin") > 0) {
- RGWRESTMgr_Admin *admin_resource = new RGWRESTMgr_Admin;
- admin_resource->register_resource("usage", new RGWRESTMgr_Usage);
- admin_resource->register_resource("user", new RGWRESTMgr_User);
- admin_resource->register_resource("bucket", new RGWRESTMgr_Bucket);
-
- /*Registering resource for /admin/metadata */
- admin_resource->register_resource("metadata", new RGWRESTMgr_Metadata);
- admin_resource->register_resource("log", new RGWRESTMgr_Log);
- admin_resource->register_resource("opstate", new RGWRESTMgr_Opstate);
- admin_resource->register_resource("replica_log", new RGWRESTMgr_ReplicaLog);
- admin_resource->register_resource("config", new RGWRESTMgr_Config);
- admin_resource->register_resource("realm", new RGWRESTMgr_Realm);
- rest.register_resource(g_conf->rgw_admin_entry, admin_resource);
- }
-
- /* Initialize the registry of auth strategies which will coordinate
- * the dynamic reconfiguration. */
- auto auth_registry = \
- rgw::auth::StrategyRegistry::create(g_ceph_context, store);
-
- /* Header custom behavior */
- rest.register_x_headers(g_conf->rgw_log_http_headers);
-
- OpsLogSocket *olog = NULL;
-
- if (!g_conf->rgw_ops_log_socket_path.empty()) {
- olog = new OpsLogSocket(g_ceph_context, g_conf->rgw_ops_log_data_backlog);
- olog->init(g_conf->rgw_ops_log_socket_path);
- }
-
- r = signal_fd_init();
- if (r < 0) {
- derr << "ERROR: unable to initialize signal fds" << dendl;
- exit(1);
- }
-
- init_async_signal_handler();
- register_async_signal_handler(SIGHUP, reloader_handler);
- register_async_signal_handler(SIGTERM, handle_sigterm);
- register_async_signal_handler(SIGINT, handle_sigterm);
- register_async_signal_handler(SIGUSR1, handle_sigterm);
- sighandler_alrm = signal(SIGALRM, godown_alarm);
-
- map<string, string> service_map_meta;
- service_map_meta["pid"] = stringify(getpid());
-
- list<RGWFrontend *> fes;
-
- int fe_count = 0;
-
- for (multimap<string, RGWFrontendConfig *>::iterator fiter = fe_map.begin();
- fiter != fe_map.end(); ++fiter, ++fe_count) {
- RGWFrontendConfig *config = fiter->second;
- string framework = config->get_framework();
- RGWFrontend *fe = NULL;
-
- if (framework == "civetweb" || framework == "mongoose") {
- framework = "civetweb";
- std::string uri_prefix;
- config->get_val("prefix", "", &uri_prefix);
-
- RGWProcessEnv env = { store, &rest, olog, 0, uri_prefix, auth_registry };
-
- fe = new RGWCivetWebFrontend(env, config);
- }
- else if (framework == "loadgen") {
- int port;
- config->get_val("port", 80, &port);
- std::string uri_prefix;
- config->get_val("prefix", "", &uri_prefix);
-
- RGWProcessEnv env = { store, &rest, olog, port, uri_prefix, auth_registry };
-
- fe = new RGWLoadGenFrontend(env, config);
- }
-#if defined(WITH_RADOSGW_BEAST_FRONTEND)
- else if ((framework == "beast") &&
- cct->check_experimental_feature_enabled("rgw-beast-frontend")) {
- int port;
- config->get_val("port", 80, &port);
- std::string uri_prefix;
- config->get_val("prefix", "", &uri_prefix);
- RGWProcessEnv env{ store, &rest, olog, port, uri_prefix, auth_registry };
- fe = new RGWAsioFrontend(env);
- }
-#endif /* WITH_RADOSGW_BEAST_FRONTEND */
-#if defined(WITH_RADOSGW_FCGI_FRONTEND)
- else if (framework == "fastcgi" || framework == "fcgi") {
- framework = "fastcgi";
- std::string uri_prefix;
- config->get_val("prefix", "", &uri_prefix);
- RGWProcessEnv fcgi_pe = { store, &rest, olog, 0, uri_prefix, auth_registry };
-
- fe = new RGWFCGXFrontend(fcgi_pe, config);
- }
-#endif /* WITH_RADOSGW_FCGI_FRONTEND */
-
- service_map_meta["frontend_type#" + stringify(fe_count)] = framework;
- service_map_meta["frontend_config#" + stringify(fe_count)] = config->get_config();
-
- if (fe == NULL) {
- dout(0) << "WARNING: skipping unknown framework: " << framework << dendl;
- continue;
- }
-
- dout(0) << "starting handler: " << fiter->first << dendl;
- int r = fe->init();
- if (r < 0) {
- derr << "ERROR: failed initializing frontend" << dendl;
- return -r;
- }
- r = fe->run();
- if (r < 0) {
- derr << "ERROR: failed run" << dendl;
- return -r;
- }
-
- fes.push_back(fe);
- }
-
- r = store->register_to_service_map("rgw", service_map_meta);
- if (r < 0) {
- derr << "ERROR: failed to register to service map: " << cpp_strerror(-r) << dendl;
-
- /* ignore error */
- }
-
-
- // add a watcher to respond to realm configuration changes
- RGWPeriodPusher pusher(store);
- RGWFrontendPauser pauser(fes, &pusher);
- RGWRealmReloader reloader(store, service_map_meta, &pauser);
-
- preloader = &reloader;
-
- RGWRealmWatcher realm_watcher(g_ceph_context, store->realm);
- realm_watcher.add_watcher(RGWRealmNotify::Reload, reloader);
- realm_watcher.add_watcher(RGWRealmNotify::ZonesNeedPeriod, pusher);
-
-#if defined(HAVE_SYS_PRCTL_H)
- if (prctl(PR_SET_DUMPABLE, 1) == -1) {
- cerr << "warning: unable to set dumpable flag: " << cpp_strerror(errno) << std::endl;
- }
-#endif
-
- wait_shutdown();
-
- derr << "shutting down" << dendl;
-
- for (list<RGWFrontend *>::iterator liter = fes.begin(); liter != fes.end();
- ++liter) {
- RGWFrontend *fe = *liter;
- fe->stop();
- }
-
- for (list<RGWFrontend *>::iterator liter = fes.begin(); liter != fes.end();
- ++liter) {
- RGWFrontend *fe = *liter;
- fe->join();
- delete fe;
- }
-
- for (list<RGWFrontendConfig *>::iterator liter = configs.begin();
- liter != configs.end(); ++liter) {
- RGWFrontendConfig *fec = *liter;
- delete fec;
- }
-
- unregister_async_signal_handler(SIGHUP, reloader_handler);
- unregister_async_signal_handler(SIGTERM, handle_sigterm);
- unregister_async_signal_handler(SIGINT, handle_sigterm);
- unregister_async_signal_handler(SIGUSR1, handle_sigterm);
- shutdown_async_signal_handler();
-
- rgw_log_usage_finalize();
-
- delete olog;
-
- RGWStoreManager::close_storage(store);
-
- rgw_tools_cleanup();
- rgw_shutdown_resolver();
- curl_global_cleanup();
-
- rgw_perf_stop(g_ceph_context);
-
- dout(1) << "final shutdown" << dendl;
-
- signal_fd_finalize();
-
- return 0;
-}