X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/4271ab433cd55bbd2612292bcf39e4dc3d7274f1..0907aa4037b12b6b88ee24495d4577a064d4f8db:/projects/stargazer/services_impl.cpp

diff --git a/projects/stargazer/services_impl.cpp b/projects/stargazer/services_impl.cpp
new file mode 100644
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--- /dev/null
+++ b/projects/stargazer/services_impl.cpp
@@ -0,0 +1,280 @@
+/*
+ *    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 "services_impl.h"
+
+#include "stg/admin.h"
+#include "stg/admin_conf.h"
+#include "stg/store.h"
+#include "stg/common.h"
+
+#include <algorithm>
+#include <cassert>
+
+using STG::ServicesImpl;
+
+//-----------------------------------------------------------------------------
+ServicesImpl::ServicesImpl(Store * st)
+    : store(st),
+      WriteServLog(Logger::get()),
+      searchDescriptors(),
+      handle(0)
+{
+Read();
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::Add(const ServiceConf & service, const Admin * admin)
+{
+std::lock_guard<std::mutex> lock(mutex);
+const auto& priv = admin->priv();
+
+if (!priv.serviceChg)
+    {
+    std::string s = admin->logStr() + " Add service \'" + service.name + "\'. Access denied.";
+    strError = "Access denied.";
+    WriteServLog(s.c_str());
+    return -1;
+    }
+
+iterator si(std::find(data.begin(), data.end(), service));
+
+if (si != data.end())
+    {
+    strError = "Service \'" + service.name + "\' cannot not be added. Service already exist.";
+    WriteServLog("%s %s", admin->logStr().c_str(), strError.c_str());
+
+    return -1;
+    }
+
+data.push_back(service);
+
+if (store->AddService(service.name) == 0)
+    {
+    WriteServLog("%s Service \'%s\' added.",
+                 admin->logStr().c_str(), service.name.c_str());
+    return 0;
+    }
+
+strError = "Service \'" + service.name + "\' was not added. Error: " + store->GetStrError();
+WriteServLog("%s %s", admin->logStr().c_str(), strError.c_str());
+
+return -1;
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::Del(const std::string & name, const Admin * admin)
+{
+std::lock_guard<std::mutex> lock(mutex);
+const auto& priv = admin->priv();
+
+if (!priv.serviceChg)
+    {
+    std::string s = admin->logStr() + " Delete service \'" + name + "\'. Access denied.";
+    strError = "Access denied.";
+    WriteServLog(s.c_str());
+    return -1;
+    }
+
+iterator si(std::find(data.begin(), data.end(), ServiceConf(name)));
+
+if (si == data.end())
+    {
+    strError = "Service \'" + name + "\' cannot be deleted. Service does not exist.";
+    WriteServLog("%s %s", admin->logStr().c_str(), strError.c_str());
+    return -1;
+    }
+
+std::map<int, const_iterator>::iterator csi;
+csi = searchDescriptors.begin();
+while (csi != searchDescriptors.end())
+    {
+    if (csi->second == si)
+        (csi->second)++;
+    ++csi;
+    }
+
+data.erase(si);
+if (store->DelService(name) < 0)
+    {
+    strError = "Service \'" + name + "\' was not deleted. Error: " + store->GetStrError();
+    WriteServLog("%s %s", admin->logStr().c_str(), strError.c_str());
+
+    return -1;
+    }
+
+WriteServLog("%s Service \'%s\' deleted.", admin->logStr().c_str(), name.c_str());
+return 0;
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::Change(const ServiceConf & service, const Admin * admin)
+{
+std::lock_guard<std::mutex> lock(mutex);
+const auto& priv = admin->priv();
+
+if (!priv.serviceChg)
+    {
+    std::string s = admin->logStr() + " Change service \'" + service.name + "\'. Access denied.";
+    strError = "Access denied.";
+    WriteServLog(s.c_str());
+    return -1;
+    }
+
+iterator si(std::find(data.begin(), data.end(), service));
+
+if (si == data.end())
+    {
+    strError = "Service \'" + service.name + "\' cannot be changed " + ". Service does not exist.";
+    WriteServLog("%s %s", admin->logStr().c_str(), strError.c_str());
+    return -1;
+    }
+
+printfd(__FILE__, "Old cost = %f, old pay day = %u\n", si->cost, static_cast<unsigned>(si->payDay));
+*si = service;
+printfd(__FILE__, "New cost = %f, New pay day = %u\n", si->cost, static_cast<unsigned>(si->payDay));
+if (store->SaveService(service))
+    {
+    WriteServLog("Cannot write service %s.", service.name.c_str());
+    WriteServLog("%s", store->GetStrError().c_str());
+    return -1;
+    }
+
+WriteServLog("%s Service \'%s\' changed.",
+             admin->logStr().c_str(), service.name.c_str());
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+bool ServicesImpl::Read()
+{
+std::lock_guard<std::mutex> lock(mutex);
+std::vector<std::string> servicesList;
+if (store->GetServicesList(&servicesList) < 0)
+    {
+    WriteServLog(store->GetStrError().c_str());
+    return true;
+    }
+
+for (size_t i = 0; i < servicesList.size(); i++)
+    {
+    ServiceConf service;
+
+    if (store->RestoreService(&service, servicesList[i]))
+        {
+        WriteServLog(store->GetStrError().c_str());
+        return true;
+        }
+
+    data.push_back(service);
+    }
+return false;
+}
+//-----------------------------------------------------------------------------
+bool ServicesImpl::Find(const std::string & name, ServiceConf * service) const
+{
+assert(service != NULL && "Pointer to service is not null");
+
+std::lock_guard<std::mutex> lock(mutex);
+if (data.empty())
+    return true;
+
+const_iterator si(std::find(data.begin(), data.end(), ServiceConf(name)));
+
+if (si != data.end())
+    {
+    *service = *si;
+    return false;
+    }
+
+return true;
+}
+//-----------------------------------------------------------------------------
+bool ServicesImpl::Find(const std::string & name, ServiceConfOpt * service) const
+{
+assert(service != NULL && "Pointer to service is not null");
+
+std::lock_guard<std::mutex> lock(mutex);
+if (data.empty())
+    return true;
+
+const_iterator si(std::find(data.begin(), data.end(), ServiceConf(name)));
+
+if (si != data.end())
+    {
+    *service = *si;
+    return false;
+    }
+
+return true;
+}
+//-----------------------------------------------------------------------------
+bool ServicesImpl::Exists(const std::string & name) const
+{
+std::lock_guard<std::mutex> lock(mutex);
+if (data.empty())
+    {
+    printfd(__FILE__, "No services in the system!\n");
+    return true;
+    }
+
+const_iterator si(std::find(data.begin(), data.end(), ServiceConf(name)));
+
+if (si != data.end())
+    return true;
+
+return false;
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::OpenSearch() const
+{
+std::lock_guard<std::mutex> lock(mutex);
+handle++;
+searchDescriptors[handle] = data.begin();
+return handle;
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::SearchNext(int h, ServiceConf * service) const
+{
+std::lock_guard<std::mutex> lock(mutex);
+if (searchDescriptors.find(h) == searchDescriptors.end())
+    {
+    WriteServLog("SERVICES. Incorrect search handle.");
+    return -1;
+    }
+
+if (searchDescriptors[h] == data.end())
+    return -1;
+
+*service = *searchDescriptors[h]++;
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+int ServicesImpl::CloseSearch(int h) const
+{
+std::lock_guard<std::mutex> lock(mutex);
+if (searchDescriptors.find(h) != searchDescriptors.end())
+    {
+    searchDescriptors.erase(searchDescriptors.find(h));
+    return 0;
+    }
+
+WriteServLog("SERVICES. Incorrect search handle.");
+return -1;
+}
+//-----------------------------------------------------------------------------