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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2010-2011 Dreamhost
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include "common/ceph_argparse.h"
#include "common/ceph_context.h"
#include "common/ceph_crypto.h"
#include "common/code_environment.h"
#include "common/common_init.h"
#include "common/config.h"
#include "common/debug.h"
#include "common/errno.h"
#include "common/safe_io.h"
#include "common/version.h"
#include "include/color.h"
#include <errno.h>
#include <deque>
#define dout_subsys ceph_subsys_
#define _STR(x) #x
#define STRINGIFY(x) _STR(x)
CephContext *common_preinit(const CephInitParameters &iparams,
enum code_environment_t code_env, int flags)
{
// set code environment
g_code_env = code_env;
// Create a configuration object
CephContext *cct = new CephContext(iparams.module_type);
md_config_t *conf = cct->_conf;
// add config observers here
// Set up our entity name.
conf->name = iparams.name;
// Set some defaults based on code type
switch (code_env) {
case CODE_ENVIRONMENT_DAEMON:
conf->set_val_or_die("daemonize", "true");
conf->set_val_or_die("log_to_stderr", "false");
conf->set_val_or_die("err_to_stderr", "true");
// different default keyring locations for osd and mds. this is
// for backward compatibility. moving forward, we want all keyrings
// in these locations. the mon already forces $mon_data/keyring.
if (conf->name.is_mds())
conf->set_val("keyring", "$mds_data/keyring", false);
else if (conf->name.is_osd())
conf->set_val("keyring", "$osd_data/keyring", false);
break;
case CODE_ENVIRONMENT_LIBRARY:
conf->set_val_or_die("log_to_stderr", "false");
conf->set_val_or_die("err_to_stderr", "false");
conf->set_val_or_die("log_flush_on_exit", "false");
break;
default:
break;
}
if ((flags & CINIT_FLAG_UNPRIVILEGED_DAEMON_DEFAULTS) ||
code_env != CODE_ENVIRONMENT_DAEMON) {
// no default log, pid_file, admin_socket
conf->set_val_or_die("pid_file", "");
conf->set_val_or_die("admin_socket", "");
conf->set_val_or_die("log_file", "");
}
return cct;
}
void complain_about_parse_errors(CephContext *cct,
std::deque<std::string> *parse_errors)
{
if (parse_errors->empty())
return;
lderr(cct) << "Errors while parsing config file!" << dendl;
int cur_err = 0;
static const int MAX_PARSE_ERRORS = 20;
for (std::deque<std::string>::const_iterator p = parse_errors->begin();
p != parse_errors->end(); ++p)
{
lderr(cct) << *p << dendl;
if (cur_err == MAX_PARSE_ERRORS) {
lderr(cct) << "Suppressed " << (parse_errors->size() - MAX_PARSE_ERRORS)
<< " more errors." << dendl;
break;
}
++cur_err;
}
}
/* Please be sure that this can safely be called multiple times by the
* same application. */
void common_init_finish(CephContext *cct)
{
ceph::crypto::init(cct);
cct->start_service_thread();
if (cct->_conf->lockdep) {
g_lockdep = true;
ldout(cct,0) << "lockdep is enabled" << dendl;
lockdep_register_ceph_context(cct);
}
}
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