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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include "qpid/log/Statement.h"
#include "qpid/log/Options.h"
#include "qpid/log/Logger.h"
#include "qpid/sys/Shlib.h"
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/path.hpp>
using namespace qpid;
using namespace qpid::sys;
using namespace qpid::log;
using namespace std;
namespace fs=boost::filesystem;
struct ModuleOptions : public qpid::Options {
string loadDir;
vector<string> load;
bool noLoad;
ModuleOptions() : qpid::Options("Module options"), loadDir(MODULE_DIR), noLoad(false)
{
addOptions()
("module-dir", optValue(loadDir, "DIR"), "Load all .so modules in this directory")
("load-module", optValue(load, "FILE"), "Specifies additional module(s) to be loaded")
("no-module-dir", optValue(noLoad), "Don't load modules from module directory");
}
};
// TODO: The following is copied from qpidd.cpp - it needs to be common code
void tryShlib(const char* libname, bool noThrow) {
try {
Shlib shlib(libname);
QPID_LOG (info, "Loaded Module: " << libname);
}
catch (const exception& e) {
if (!noThrow)
throw;
}
}
void loadModuleDir (string dirname, bool isDefault)
{
fs::path dirPath (dirname, fs::native);
if (!fs::exists (dirPath))
{
if (isDefault)
return;
throw Exception ("Directory not found: " + dirname);
}
fs::directory_iterator endItr;
for (fs::directory_iterator itr (dirPath); itr != endItr; ++itr)
{
if (!fs::is_directory(*itr) &&
itr->string().find (".so") == itr->string().length() - 3)
tryShlib (itr->string().data(), true);
}
}
struct LoadtimeInitialise {
LoadtimeInitialise() {
ModuleOptions moduleOptions;
string defaultPath (moduleOptions.loadDir);
moduleOptions.parse (0, 0, CONF_FILE, true);
for (vector<string>::iterator iter = moduleOptions.load.begin();
iter != moduleOptions.load.end();
iter++)
tryShlib (iter->data(), false);
if (!moduleOptions.noLoad) {
bool isDefault = defaultPath == moduleOptions.loadDir;
loadModuleDir (moduleOptions.loadDir, isDefault);
}
}
} init;
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