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/*
* Copyright (C) 2011 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <iostream>
#include <locale.h>
#include <glib/gi18n.h>
#include "server.h"
#include "restart.h"
#include "session-common.h"
#include <syncevo/SyncContext.h>
#include <syncevo/SuspendFlags.h>
#include <syncevo/LogRedirect.h>
#include <syncevo/LogSyslog.h>
#include <syncevo/GLibSupport.h>
using namespace SyncEvo;
using namespace GDBusCXX;
namespace {
GMainLoop *loop = NULL;
bool shutdownRequested = false;
const char * const execName = "syncevo-dbus-server";
const char * const debugEnv = "SYNCEVOLUTION_DEBUG";
void niam(int sig)
{
shutdownRequested = true;
SuspendFlags::getSuspendFlags().handleSignal(sig);
g_main_loop_quit (loop);
}
bool parseDuration(int &duration, const char* value)
{
if(value == NULL) {
return false;
} else if (boost::iequals(value, "unlimited")) {
duration = -1;
return true;
} else if ((duration = atoi(value)) > 0) {
return true;
} else {
return false;
}
}
} // anonymous namespace
static Logger::Level checkLogLevel(const char *option, int logLevel)
{
switch (logLevel) {
case 0: return Logger::NONE;
case 1: return Logger::ERROR;
case 2: return Logger::INFO;
case 3: return Logger::DEBUG;
default:
SE_THROW(StringPrintf("invalid parameter value %d for %s: must be one of 0, 1, 2 or 3", logLevel, option));
return Logger::NONE;
}
}
int main(int argc, char **argv, char **envp)
{
// remember environment for restart
boost::shared_ptr<Restart> restart;
restart.reset(new Restart(argv, envp));
// Internationalization for auto sync messages.
setlocale(LC_ALL, "");
bindtextdomain(GETTEXT_PACKAGE,
getEnv("SYNCEVOLUTION_LOCALE_DIR", SYNCEVOLUTION_LOCALEDIR));
bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
textdomain(GETTEXT_PACKAGE);
try {
gchar *durationString = NULL;
int duration = 600;
int logLevel = 1;
int logLevelDBus = 2;
gboolean stdoutEnabled = false;
gboolean syslogEnabled = true;
#ifdef ENABLE_DBUS_PIM
gboolean startPIM = false;
#endif
static GOptionEntry entries[] = {
{ "duration", 'd', 0, G_OPTION_ARG_STRING, &durationString, "Shut down automatically when idle for this duration", "seconds/'unlimited'" },
{ "verbosity", 'v', 0, G_OPTION_ARG_INT, &logLevel,
"Choose amount of output, 0 = no output, 1 = errors, 2 = info, 3 = debug; default is 1.",
"level" },
{ "dbus-verbosity", 'v', 0, G_OPTION_ARG_INT, &logLevelDBus,
"Choose amount of output via D-Bus signals, 0 = no output, 1 = errors, 2 = info, 3 = debug; default is 2.",
"level" },
{ "stdout", 'o', 0, G_OPTION_ARG_NONE, &stdoutEnabled,
"Enable printing to stdout (result of operations) and stderr (errors/info/debug).",
NULL },
{ "no-syslog", 's', G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &syslogEnabled, "Disable printing to syslog.", NULL },
#ifdef ENABLE_DBUS_PIM
{ "start-pim", 'p', 0, G_OPTION_ARG_NONE, &startPIM,
"Activate the PIM Manager (= unified address book) immediately.",
NULL },
#endif
{ NULL }
};
GErrorCXX gerror;
static GOptionContext *context = g_option_context_new("- SyncEvolution D-Bus Server");
g_option_context_add_main_entries(context, entries, GETTEXT_PACKAGE);
bool success = g_option_context_parse(context, &argc, &argv, gerror);
PlainGStr durationOwner(durationString);
if (!success) {
gerror.throwError("parsing command line options");
}
if (durationString && !parseDuration(duration, durationString)) {
SE_THROW(StringPrintf("invalid parameter value '%s' for --duration/-d: must be positive number of seconds or 'unlimited'", durationString));
}
Logger::Level level = checkLogLevel("--debug", logLevel);
Logger::Level levelDBus = checkLogLevel("--dbus-debug", logLevelDBus);
// Temporarily set G_DBUS_DEBUG. Hopefully GIO will read and
// remember it, because we don't want to keep it set
// permanently, lest it gets passed on to other processes.
const char *gdbus = getenv("SYNCEVOLUTION_DBUS_SERVER_GDBUS");
if (gdbus) {
setenv("G_DBUS_DEBUG", gdbus, 1);
}
SyncContext::initMain(execName);
loop = g_main_loop_new (NULL, FALSE);
setvbuf(stderr, NULL, _IONBF, 0);
setvbuf(stdout, NULL, _IONBF, 0);
// Redirect output and optionally log to syslog.
LogRedirect redirect(true);
redirect.setLevel(stdoutEnabled ? level : Logger::NONE);
std::auto_ptr<Logger> syslogger;
if (syslogEnabled && level > Logger::NONE) {
syslogger.reset(new LoggerSyslog(execName));
syslogger->setLevel(level);
}
// syncevo-dbus-server should hardly ever produce output that
// is relevant for end users, so include the somewhat cryptic
// process name for developers in this process, and not in
// syncevo-dbus-helper.
Logger::setProcessName("syncevo-dbus-server");
SE_LOG_DEBUG(NULL, "syncevo-dbus-server: catch SIGINT/SIGTERM in our own shutdown function");
signal(SIGTERM, niam);
signal(SIGINT, niam);
boost::shared_ptr<SuspendFlags::Guard> guard = SuspendFlags::getSuspendFlags().activate();
DBusErrorCXX err;
DBusConnectionPtr conn = dbus_get_bus_connection("SESSION",
SessionCommon::SERVICE_NAME,
true,
&err);
if (!conn) {
err.throwFailure("dbus_get_bus_connection()", " failed - server already running?");
}
// make this object the main owner of the connection
boost::scoped_ptr<DBusObject> obj(new DBusObject(conn, "foo", "bar", true));
boost::shared_ptr<SyncEvo::Server> server(new SyncEvo::Server(loop, shutdownRequested, restart, conn, duration));
server->setDBusLogLevel(levelDBus);
server->activate();
#ifdef ENABLE_DBUS_PIM
boost::shared_ptr<GDBusCXX::DBusObjectHelper> manager(SyncEvo::CreateContactManager(server, startPIM));
#endif
if (gdbus) {
unsetenv("G_DBUS_DEBUG");
}
dbus_bus_connection_undelay(conn);
server->run();
SE_LOG_DEBUG(NULL, "cleaning up");
#ifdef ENABLE_DBUS_PIM
manager.reset();
#endif
server.reset();
obj.reset();
guard.reset();
SE_LOG_DEBUG(NULL, "flushing D-Bus connection");
conn.flush();
conn.reset();
SE_LOG_INFO(NULL, "terminating");
return 0;
} catch ( const std::exception &ex ) {
SE_LOG_ERROR(NULL, "%s", ex.what());
} catch (...) {
SE_LOG_ERROR(NULL, "unknown error");
}
return 1;
}
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