Port to CMake, get rid of os_int.h.

[stg.git] / rlm_stg / stg_client.cpp

diff --git a/rlm_stg/stg_client.cpp b/rlm_stg/stg_client.cpp
new file mode 100644 (file)
index 0000000..e34c50c
--- /dev/null
+++ b/rlm_stg/stg_client.cpp
@@ -0,0 +1,150 @@
+/*
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program 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 General Public License for more details.
+ *
+ *    You should have received a copy of the GNU General Public License
+ *    along with this program; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+/*
+ *    Author : Maxim Mamontov <faust@stargazer.dp.ua>
+ */
+
+#include "stg_client.h"
+
+#include "conn.h"
+#include "radlog.h"
+
+#include "stg/locker.h"
+#include "stg/common.h"
+
+#include <map>
+#include <utility>
+
+using STG::RLM::Client;
+using STG::RLM::Conn;
+using STG::RLM::RESULT;
+
+namespace {
+
+Client* stgClient = NULL;
+
+}
+
+class Client::Impl
+{
+    public:
+        explicit Impl(const std::string& address);
+        ~Impl();
+
+        bool stop() { return m_conn ? m_conn->stop() : true; }
+
+        RESULT request(REQUEST_TYPE type, const std::string& userName, const std::string& password, const PAIRS& pairs);
+
+    private:
+        std::string m_address;
+        boost::scoped_ptr<Conn> m_conn;
+
+        pthread_mutex_t m_mutex;
+        pthread_cond_t m_cond;
+        bool m_done;
+        RESULT m_result;
+
+        static bool callback(void* data, const RESULT& result)
+        {
+            Impl& impl = *static_cast<Impl*>(data);
+            STG_LOCKER lock(impl.m_mutex);
+            impl.m_result = result;
+            impl.m_done = true;
+            pthread_cond_signal(&impl.m_cond);
+            return true;
+        }
+};
+
+Client::Impl::Impl(const std::string& address)
+    : m_address(address)
+{
+    try
+    {
+        m_conn.reset(new Conn(m_address, &Impl::callback, this));
+    }
+    catch (const std::runtime_error& ex)
+    {
+        RadLog("Connection error: %s.", ex.what());
+    }
+    pthread_mutex_init(&m_mutex, NULL);
+    pthread_cond_init(&m_cond, NULL);
+    m_done = false;
+}
+
+Client::Impl::~Impl()
+{
+    pthread_cond_destroy(&m_cond);
+    pthread_mutex_destroy(&m_mutex);
+}
+
+RESULT Client::Impl::request(REQUEST_TYPE type, const std::string& userName, const std::string& password, const PAIRS& pairs)
+{
+    STG_LOCKER lock(m_mutex);
+    if (!m_conn || !m_conn->connected())
+        m_conn.reset(new Conn(m_address, &Impl::callback, this));
+    if (!m_conn->connected())
+        throw Conn::Error("Failed to create connection to '" + m_address + "'.");
+
+    m_done = false;
+    m_conn->request(type, userName, password, pairs);
+    timespec ts;
+    clock_gettime(CLOCK_REALTIME, &ts);
+    ts.tv_sec += 5;
+    int res = 0;
+    while (!m_done && res == 0)
+        res = pthread_cond_timedwait(&m_cond, &m_mutex, &ts);
+    if (res != 0)
+        throw Conn::Error("Request failed.");
+    return m_result;
+}
+
+Client::Client(const std::string& address)
+    : m_impl(new Impl(address))
+{
+}
+
+Client::~Client()
+{
+}
+
+bool Client::stop()
+{
+    return m_impl->stop();
+}
+
+RESULT Client::request(REQUEST_TYPE type, const std::string& userName, const std::string& password, const PAIRS& pairs)
+{
+    return m_impl->request(type, userName, password, pairs);
+}
+
+Client* Client::get()
+{
+    return stgClient;
+}
+
+bool Client::configure(const std::string& address)
+{
+    if ( stgClient != NULL )
+        return stgClient->configure(address);
+    try {
+        stgClient = new Client(address);
+        return true;
+    } catch (const std::exception& ex) {
+        RadLog("Client configuration error: %s.", ex.what());
+    }
+    return false;
+}