2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
4 * This file is part of CasparCG (www.casparcg.com).
6 * CasparCG is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * CasparCG is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
19 * Author: Nicklas P Andersson
22 #include "../StdAfx.h"
24 #include "AMCPCommandQueue.h"
26 #include <common/lock.h>
28 #include <boost/property_tree/ptree.hpp>
32 namespace caspar { namespace protocol { namespace amcp {
36 tbb::spin_mutex& get_global_mutex()
38 static tbb::spin_mutex mutex;
43 std::map<std::wstring, AMCPCommandQueue*>& get_instances()
45 static std::map<std::wstring, AMCPCommandQueue*> queues;
52 AMCPCommandQueue::AMCPCommandQueue(const std::wstring& name)
53 : executor_(L"AMCPCommandQueue " + name)
55 tbb::spin_mutex::scoped_lock lock(get_global_mutex());
57 get_instances().insert(std::make_pair(name, this));
60 AMCPCommandQueue::~AMCPCommandQueue()
62 tbb::spin_mutex::scoped_lock lock(get_global_mutex());
64 get_instances().erase(executor_.name());
67 void AMCPCommandQueue::AddCommand(AMCPCommand::ptr_type pCurrentCommand)
72 if(executor_.size() > 128)
76 CASPAR_LOG(error) << "AMCP Command Queue Overflow.";
77 CASPAR_LOG(error) << "Failed to execute command:" << pCurrentCommand->print();
78 pCurrentCommand->SetReplyString(L"500 FAILED\r\n");
79 pCurrentCommand->SendReply();
83 CASPAR_LOG_CURRENT_EXCEPTION();
87 executor_.begin_invoke([=]
95 auto print = pCurrentCommand->print();
96 auto params = boost::join(pCurrentCommand->parameters(), L" ");
99 tbb::spin_mutex::scoped_lock lock(running_command_mutex_);
100 running_command_ = true;
101 running_command_name_ = print;
102 running_command_params_ = std::move(params);
103 running_command_since_.restart();
106 if (pCurrentCommand->Execute())
107 CASPAR_LOG(debug) << "Executed command (" << timer.elapsed() << "s): " << print;
109 CASPAR_LOG(warning) << "Failed to execute command: " << print;
111 catch (const file_not_found& e)
113 CASPAR_LOG_CURRENT_EXCEPTION_AT_LEVEL(debug);
114 CASPAR_LOG(error) << get_message_and_context(e) << " Turn on log level debug for stacktrace.";
115 pCurrentCommand->SetReplyString(L"404 " + pCurrentCommand->print() + L" FAILED\r\n");
117 catch (const expected_user_error& e)
119 CASPAR_LOG_CURRENT_EXCEPTION_AT_LEVEL(debug);
120 CASPAR_LOG(info) << get_message_and_context(e) << " Check syntax. Turn on log level debug for stacktrace.";
121 pCurrentCommand->SetReplyString(L"403 " + pCurrentCommand->print() + L" FAILED\r\n");
123 catch (const user_error& e)
125 CASPAR_LOG_CURRENT_EXCEPTION_AT_LEVEL(debug);
126 CASPAR_LOG(error) << get_message_and_context(e) << " Check syntax. Turn on log level debug for stacktrace.";
127 pCurrentCommand->SetReplyString(L"403 " + pCurrentCommand->print() + L" FAILED\r\n");
129 catch (std::out_of_range&)
131 CASPAR_LOG_CURRENT_EXCEPTION_AT_LEVEL(debug);
132 CASPAR_LOG(error) << L"Missing parameter. Check syntax. Turn on log level debug for stacktrace.";
133 pCurrentCommand->SetReplyString(L"402 " + pCurrentCommand->print() + L" FAILED\r\n");
135 catch (boost::bad_lexical_cast&)
137 CASPAR_LOG_CURRENT_EXCEPTION_AT_LEVEL(debug);
138 CASPAR_LOG(error) << L"Invalid parameter. Check syntax. Turn on log level debug for stacktrace.";
139 pCurrentCommand->SetReplyString(L"403 " + pCurrentCommand->print() + L" FAILED\r\n");
143 CASPAR_LOG_CURRENT_EXCEPTION();
144 CASPAR_LOG(error) << "Failed to execute command:" << pCurrentCommand->print();
145 pCurrentCommand->SetReplyString(L"501 " + pCurrentCommand->print() + L" FAILED\r\n");
148 pCurrentCommand->SendReply();
150 CASPAR_LOG(trace) << "Ready for a new command";
152 tbb::spin_mutex::scoped_lock lock(running_command_mutex_);
153 running_command_ = false;
157 CASPAR_LOG_CURRENT_EXCEPTION();
162 boost::property_tree::wptree AMCPCommandQueue::info() const
164 boost::property_tree::wptree info;
166 auto name = executor_.name();
167 info.add(L"name", name);
168 auto size = executor_.size();
169 info.add(L"queued", std::max(0u, size));
171 bool running_command;
172 std::wstring running_command_name;
173 std::wstring running_command_params;
174 int64_t running_command_elapsed;
176 lock(running_command_mutex_, [&]
178 running_command = running_command_;
182 running_command_name = running_command_name_;
183 running_command_params = running_command_params_;
184 running_command_elapsed = static_cast<int64_t>(
185 running_command_since_.elapsed() * 1000.0);
191 info.add(L"running.command", running_command_name);
192 info.add(L"running.params", running_command_params);
193 info.add(L"running.elapsed", running_command_elapsed);
199 boost::property_tree::wptree AMCPCommandQueue::info_all_queues()
201 boost::property_tree::wptree info;
202 tbb::spin_mutex::scoped_lock lock(get_global_mutex());
204 for (auto& queue : get_instances())
206 info.add_child(L"queues.queue", queue.second->info());