1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2010-2011 Dreamhost
8 * This is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License version 2.1, as published by the Free Software
11 * Foundation. See file COPYING.
15 #include "common/admin_socket.h"
16 #include "common/ceph_argparse.h"
17 #include "common/common_init.h"
18 #include "common/valgrind.h"
19 #include "common/zipkin_trace.h"
21 #define dout_subsys ceph_subsys_
24 #define STRINGIFY(x) _STR(x)
26 CephContext
*common_preinit(const CephInitParameters
&iparams
,
27 enum code_environment_t code_env
, int flags
,
28 const char *data_dir_option
)
30 // set code environment
31 ANNOTATE_BENIGN_RACE_SIZED(&g_code_env
, sizeof(g_code_env
), "g_code_env");
32 g_code_env
= code_env
;
34 // Create a configuration object
35 CephContext
*cct
= new CephContext(iparams
.module_type
, code_env
, flags
);
37 md_config_t
*conf
= cct
->_conf
;
38 // add config observers here
40 // Set up our entity name.
41 conf
->name
= iparams
.name
;
44 conf
->data_dir_option
= data_dir_option
;
46 // different default keyring locations for osd and mds. this is
47 // for backward compatibility. moving forward, we want all keyrings
48 // in these locations. the mon already forces $mon_data/keyring.
49 if (conf
->name
.is_mds()) {
50 conf
->set_val("keyring", "$mds_data/keyring", false);
51 } else if (conf
->name
.is_osd()) {
52 conf
->set_val("keyring", "$osd_data/keyring", false);
55 if (code_env
== CODE_ENVIRONMENT_LIBRARY
||
56 code_env
== CODE_ENVIRONMENT_UTILITY_NODOUT
) {
57 conf
->set_val_or_die("log_to_stderr", "false");
58 conf
->set_val_or_die("err_to_stderr", "false");
59 conf
->set_val_or_die("log_flush_on_exit", "false");
61 if (code_env
!= CODE_ENVIRONMENT_DAEMON
) {
62 // NOTE: disable ms subsystem gathering in clients by default
63 conf
->set_val_or_die("debug_ms", "0/0");
69 void complain_about_parse_errors(CephContext
*cct
,
70 std::deque
<std::string
> *parse_errors
)
72 if (parse_errors
->empty())
74 lderr(cct
) << "Errors while parsing config file!" << dendl
;
76 static const int MAX_PARSE_ERRORS
= 20;
77 for (std::deque
<std::string
>::const_iterator p
= parse_errors
->begin();
78 p
!= parse_errors
->end(); ++p
)
80 lderr(cct
) << *p
<< dendl
;
81 if (cur_err
== MAX_PARSE_ERRORS
) {
82 lderr(cct
) << "Suppressed " << (parse_errors
->size() - MAX_PARSE_ERRORS
)
83 << " more errors." << dendl
;
90 /* Please be sure that this can safely be called multiple times by the
91 * same application. */
92 void common_init_finish(CephContext
*cct
)
95 ZTracer::ztrace_init();
97 int flags
= cct
->get_init_flags();
98 if (!(flags
& CINIT_FLAG_NO_DAEMON_ACTIONS
))
99 cct
->start_service_thread();
101 if ((flags
& CINIT_FLAG_DEFER_DROP_PRIVILEGES
) &&
102 (cct
->get_set_uid() || cct
->get_set_gid())) {
103 cct
->get_admin_socket()->chown(cct
->get_set_uid(), cct
->get_set_gid());
106 md_config_t
*conf
= cct
->_conf
;
108 if (!conf
->admin_socket
.empty() && !conf
->admin_socket_mode
.empty()) {
112 ret
= strict_strtol(conf
->admin_socket_mode
.c_str(), 8, &err
);
114 if (!(ret
& (~ACCESSPERMS
))) {
115 cct
->get_admin_socket()->chmod(static_cast<mode_t
>(ret
));
117 lderr(cct
) << "Invalid octal permissions string: "
118 << conf
->admin_socket_mode
<< dendl
;
121 lderr(cct
) << "Invalid octal string: " << err
<< dendl
;