Moved logger initialization from libcharon to charon

This commit is contained in:
Martin Willi
2011-01-05 16:45:40 +01:00
parent 3d653727a8
commit 84f89634ef
3 changed files with 149 additions and 156 deletions
+136 -1
View File
@@ -26,6 +26,8 @@
#include <pthread.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <syslog.h>
#include <errno.h>
#include <unistd.h>
#include <getopt.h>
#include <pwd.h>
@@ -42,6 +44,9 @@
#include <private/android_filesystem_config.h>
#endif
#ifndef LOG_AUTHPRIV /* not defined on OpenSolaris */
#define LOG_AUTHPRIV LOG_AUTH
#endif
/**
* PID file, in which charon stores its process id
@@ -268,6 +273,134 @@ static void unlink_pidfile()
unlink(PID_FILE);
}
/**
* Initialize logging
*/
static void initialize_loggers(bool use_stderr, level_t levels[])
{
sys_logger_t *sys_logger;
file_logger_t *file_logger;
enumerator_t *enumerator;
char *facility, *filename;
int loggers_defined = 0;
debug_t group;
level_t def;
bool append, ike_name;
FILE *file;
/* setup sysloggers */
enumerator = lib->settings->create_section_enumerator(lib->settings,
"charon.syslog");
while (enumerator->enumerate(enumerator, &facility))
{
loggers_defined++;
ike_name = lib->settings->get_bool(lib->settings,
"charon.syslog.%s.ike_name", FALSE, facility);
if (streq(facility, "daemon"))
{
sys_logger = sys_logger_create(LOG_DAEMON, ike_name);
}
else if (streq(facility, "auth"))
{
sys_logger = sys_logger_create(LOG_AUTHPRIV, ike_name);
}
else
{
continue;
}
def = lib->settings->get_int(lib->settings,
"charon.syslog.%s.default", 1, facility);
for (group = 0; group < DBG_MAX; group++)
{
sys_logger->set_level(sys_logger, group,
lib->settings->get_int(lib->settings,
"charon.syslog.%s.%N", def,
facility, debug_lower_names, group));
}
charon->sys_loggers->insert_last(charon->sys_loggers, sys_logger);
charon->bus->add_listener(charon->bus, &sys_logger->listener);
}
enumerator->destroy(enumerator);
/* and file loggers */
enumerator = lib->settings->create_section_enumerator(lib->settings,
"charon.filelog");
while (enumerator->enumerate(enumerator, &filename))
{
loggers_defined++;
if (streq(filename, "stderr"))
{
file = stderr;
}
else if (streq(filename, "stdout"))
{
file = stdout;
}
else
{
append = lib->settings->get_bool(lib->settings,
"charon.filelog.%s.append", TRUE, filename);
file = fopen(filename, append ? "a" : "w");
if (file == NULL)
{
DBG1(DBG_DMN, "opening file %s for logging failed: %s",
filename, strerror(errno));
continue;
}
if (lib->settings->get_bool(lib->settings,
"charon.filelog.%s.flush_line", FALSE, filename))
{
setlinebuf(file);
}
}
file_logger = file_logger_create(file,
lib->settings->get_str(lib->settings,
"charon.filelog.%s.time_format", NULL, filename),
lib->settings->get_bool(lib->settings,
"charon.filelog.%s.ike_name", FALSE, filename));
def = lib->settings->get_int(lib->settings,
"charon.filelog.%s.default", 1, filename);
for (group = 0; group < DBG_MAX; group++)
{
file_logger->set_level(file_logger, group,
lib->settings->get_int(lib->settings,
"charon.filelog.%s.%N", def,
filename, debug_lower_names, group));
}
charon->file_loggers->insert_last(charon->file_loggers, file_logger);
charon->bus->add_listener(charon->bus, &file_logger->listener);
}
enumerator->destroy(enumerator);
/* set up legacy style default loggers provided via command-line */
if (!loggers_defined)
{
/* set up default stdout file_logger */
file_logger = file_logger_create(stdout, NULL, FALSE);
charon->bus->add_listener(charon->bus, &file_logger->listener);
charon->file_loggers->insert_last(charon->file_loggers, file_logger);
/* set up default daemon sys_logger */
sys_logger = sys_logger_create(LOG_DAEMON, FALSE);
charon->bus->add_listener(charon->bus, &sys_logger->listener);
charon->sys_loggers->insert_last(charon->sys_loggers, sys_logger);
for (group = 0; group < DBG_MAX; group++)
{
sys_logger->set_level(sys_logger, group, levels[group]);
if (use_stderr)
{
file_logger->set_level(file_logger, group, levels[group]);
}
}
/* set up default auth sys_logger */
sys_logger = sys_logger_create(LOG_AUTHPRIV, FALSE);
charon->bus->add_listener(charon->bus, &sys_logger->listener);
charon->sys_loggers->insert_last(charon->sys_loggers, sys_logger);
sys_logger->set_level(sys_logger, DBG_ANY, LEVEL_AUDIT);
}
}
/**
* print command line usage and exit
@@ -395,8 +528,10 @@ int main(int argc, char *argv[])
goto deinit;
}
initialize_loggers(!use_syslog, levels);
/* initialize daemon */
if (!charon->initialize(charon, use_syslog, levels))
if (!charon->initialize(charon))
{
DBG1(DBG_DMN, "initialization failed - aborting charon");
goto deinit;
+9 -154
View File
@@ -19,9 +19,7 @@
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include <syslog.h>
#include <time.h>
#include <errno.h>
#ifdef CAPABILITIES
#ifdef HAVE_SYS_CAPABILITY_H
@@ -35,10 +33,6 @@
#include <config/proposal.h>
#include <kernel/kernel_handler.h>
#ifndef LOG_AUTHPRIV /* not defined on OpenSolaris */
#define LOG_AUTHPRIV LOG_AUTH
#endif
typedef struct private_daemon_t private_daemon_t;
/**
@@ -202,155 +196,9 @@ static void print_plugins()
DBG1(DBG_DMN, "loaded plugins: %s", buf);
}
/**
* Initialize logging
*/
static void initialize_loggers(private_daemon_t *this, bool use_stderr,
level_t levels[])
{
sys_logger_t *sys_logger;
file_logger_t *file_logger;
enumerator_t *enumerator;
char *facility, *filename;
int loggers_defined = 0;
debug_t group;
level_t def;
bool append, ike_name;
FILE *file;
/* setup sysloggers */
enumerator = lib->settings->create_section_enumerator(lib->settings,
"charon.syslog");
while (enumerator->enumerate(enumerator, &facility))
{
loggers_defined++;
ike_name = lib->settings->get_bool(lib->settings,
"charon.syslog.%s.ike_name", FALSE, facility);
if (streq(facility, "daemon"))
{
sys_logger = sys_logger_create(LOG_DAEMON, ike_name);
}
else if (streq(facility, "auth"))
{
sys_logger = sys_logger_create(LOG_AUTHPRIV, ike_name);
}
else
{
continue;
}
def = lib->settings->get_int(lib->settings,
"charon.syslog.%s.default", 1, facility);
for (group = 0; group < DBG_MAX; group++)
{
sys_logger->set_level(sys_logger, group,
lib->settings->get_int(lib->settings,
"charon.syslog.%s.%N", def,
facility, debug_lower_names, group));
}
this->public.sys_loggers->insert_last(this->public.sys_loggers,
sys_logger);
this->public.bus->add_listener(this->public.bus, &sys_logger->listener);
}
enumerator->destroy(enumerator);
/* and file loggers */
enumerator = lib->settings->create_section_enumerator(lib->settings,
"charon.filelog");
while (enumerator->enumerate(enumerator, &filename))
{
loggers_defined++;
if (streq(filename, "stderr"))
{
file = stderr;
}
else if (streq(filename, "stdout"))
{
file = stdout;
}
else
{
append = lib->settings->get_bool(lib->settings,
"charon.filelog.%s.append", TRUE, filename);
file = fopen(filename, append ? "a" : "w");
if (file == NULL)
{
DBG1(DBG_DMN, "opening file %s for logging failed: %s",
filename, strerror(errno));
continue;
}
if (lib->settings->get_bool(lib->settings,
"charon.filelog.%s.flush_line", FALSE, filename))
{
setlinebuf(file);
}
}
file_logger = file_logger_create(file,
lib->settings->get_str(lib->settings,
"charon.filelog.%s.time_format", NULL, filename),
lib->settings->get_bool(lib->settings,
"charon.filelog.%s.ike_name", FALSE, filename));
def = lib->settings->get_int(lib->settings,
"charon.filelog.%s.default", 1, filename);
for (group = 0; group < DBG_MAX; group++)
{
file_logger->set_level(file_logger, group,
lib->settings->get_int(lib->settings,
"charon.filelog.%s.%N", def,
filename, debug_lower_names, group));
}
this->public.file_loggers->insert_last(this->public.file_loggers,
file_logger);
this->public.bus->add_listener(this->public.bus, &file_logger->listener);
}
enumerator->destroy(enumerator);
/* set up legacy style default loggers provided via command-line */
if (!loggers_defined)
{
/* set up default stdout file_logger */
file_logger = file_logger_create(stdout, NULL, FALSE);
this->public.bus->add_listener(this->public.bus, &file_logger->listener);
this->public.file_loggers->insert_last(this->public.file_loggers,
file_logger);
/* set up default daemon sys_logger */
sys_logger = sys_logger_create(LOG_DAEMON, FALSE);
this->public.bus->add_listener(this->public.bus, &sys_logger->listener);
this->public.sys_loggers->insert_last(this->public.sys_loggers,
sys_logger);
for (group = 0; group < DBG_MAX; group++)
{
sys_logger->set_level(sys_logger, group, levels[group]);
if (use_stderr)
{
file_logger->set_level(file_logger, group, levels[group]);
}
}
/* set up default auth sys_logger */
sys_logger = sys_logger_create(LOG_AUTHPRIV, FALSE);
this->public.bus->add_listener(this->public.bus, &sys_logger->listener);
this->public.sys_loggers->insert_last(this->public.sys_loggers,
sys_logger);
sys_logger->set_level(sys_logger, DBG_ANY, LEVEL_AUDIT);
}
}
METHOD(daemon_t, initialize, bool,
private_daemon_t *this, bool syslog, level_t levels[])
private_daemon_t *this)
{
/* for uncritical pseudo random numbers */
srandom(time(NULL) + getpid());
/* setup bus and it's listeners first to enable log output */
this->public.bus = bus_create();
/* set up hook to log dbg message in library via charons message bus */
dbg_old = dbg;
dbg = dbg_bus;
initialize_loggers(this, !syslog, levels);
DBG1(DBG_DMN, "Starting IKEv2 charon daemon (strongSwan "VERSION")");
if (lib->integrity)
@@ -418,6 +266,7 @@ private_daemon_t *daemon_create()
.drop_capabilities = _drop_capabilities,
.initialize = _initialize,
.start = _start,
.bus = bus_create(),
.file_loggers = linked_list_create(),
.sys_loggers = linked_list_create(),
},
@@ -442,7 +291,6 @@ private_daemon_t *daemon_create()
*/
void libcharon_deinit()
{
destroy((private_daemon_t*)charon);
charon = NULL;
}
@@ -457,6 +305,13 @@ bool libcharon_init()
this = daemon_create();
charon = &this->public;
/* for uncritical pseudo random numbers */
srandom(time(NULL) + getpid());
/* set up hook to log dbg message in library via charons message bus */
dbg_old = dbg;
dbg = dbg_bus;
lib->printf_hook->add_handler(lib->printf_hook, 'P',
proposal_printf_hook,
PRINTF_HOOK_ARGTYPE_POINTER,
+4 -1
View File
@@ -298,7 +298,7 @@ struct daemon_t {
/**
* Initialize the daemon.
*/
bool (*initialize)(daemon_t *this, bool syslog, level_t levels[]);
bool (*initialize)(daemon_t *this);
/**
* Starts the daemon, i.e. spawns the threads of the thread pool.
@@ -317,6 +317,9 @@ extern daemon_t *charon;
/**
* Initialize libcharon and create the "charon" instance of daemon_t.
*
* This function initializes the bus, listeners can be registered before
* calling initialize().
*
* @return FALSE if integrity check failed
*/
bool libcharon_init();