1 /** 2 * Copyright © 2018 IBM Corporation 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #include "config.h" 17 #include "manager.hpp" 18 #include "policy_find.hpp" 19 20 namespace ibm 21 { 22 namespace logging 23 { 24 25 Manager::Manager(sdbusplus::bus::bus& bus) : 26 bus(bus), 27 addMatch( 28 bus, 29 sdbusplus::bus::match::rules::interfacesAdded() + 30 sdbusplus::bus::match::rules::path_namespace(LOGGING_PATH), 31 std::bind(std::mem_fn(&Manager::interfaceAdded), 32 this, std::placeholders::_1)), 33 removeMatch( 34 bus, 35 sdbusplus::bus::match::rules::interfacesRemoved() + 36 sdbusplus::bus::match::rules::path_namespace(LOGGING_PATH), 37 std::bind(std::mem_fn(&Manager::interfaceRemoved), 38 this, std::placeholders::_1)) 39 #ifdef USE_POLICY_INTERFACE 40 , policies(POLICY_JSON_PATH) 41 #endif 42 { 43 createAll(); 44 } 45 46 void Manager::createAll() 47 { 48 auto objects = getManagedObjects( 49 bus, LOGGING_BUSNAME, LOGGING_PATH); 50 51 for (const auto& object : objects) 52 { 53 const auto& interfaces = object.second; 54 55 auto propertyMap = std::find_if( 56 interfaces.begin(), 57 interfaces.end(), 58 [](const auto& i) 59 { 60 return i.first == LOGGING_IFACE; 61 }); 62 63 if (propertyMap != interfaces.end()) 64 { 65 create(object.first, propertyMap->second); 66 } 67 } 68 } 69 70 void Manager::create( 71 const std::string& objectPath, 72 const DbusPropertyMap& properties) 73 { 74 75 #ifdef USE_POLICY_INTERFACE 76 createPolicyInterface(objectPath, properties); 77 #endif 78 79 } 80 81 #ifdef USE_POLICY_INTERFACE 82 void Manager::createPolicyInterface( 83 const std::string& objectPath, 84 const DbusPropertyMap& properties) 85 { 86 auto values = policy::find(policies, properties); 87 88 auto object = std::make_shared<PolicyObject>( 89 bus, objectPath.c_str(), true); 90 91 object->eventID(std::get<policy::EIDField>(values)); 92 object->description(std::get<policy::MsgField>(values)); 93 94 object->emit_object_added(); 95 96 auto id = getEntryID(objectPath); 97 auto entry = entries.find(id); 98 99 if (entry == entries.end()) 100 { 101 InterfaceMap interfaces; 102 interfaces.emplace(InterfaceType::POLICY, object); 103 entries.emplace(id, interfaces); 104 } 105 else 106 { 107 entry->second.emplace(InterfaceType::POLICY, object); 108 } 109 } 110 #endif 111 112 113 void Manager::interfaceAdded(sdbusplus::message::message& msg) 114 { 115 sdbusplus::message::object_path path; 116 DbusInterfaceMap interfaces; 117 118 msg.read(path, interfaces); 119 120 //Find the Logging.Entry interface with all of its properties 121 //to pass to create(). 122 auto propertyMap = std::find_if( 123 interfaces.begin(), 124 interfaces.end(), 125 [](const auto& i) 126 { 127 return i.first == LOGGING_IFACE; 128 }); 129 130 if (propertyMap != interfaces.end()) 131 { 132 create(path, propertyMap->second); 133 } 134 } 135 136 void Manager::interfaceRemoved(sdbusplus::message::message& msg) 137 { 138 sdbusplus::message::object_path path; 139 DbusInterfaceList interfaces; 140 141 msg.read(path, interfaces); 142 143 //If the Logging.Entry interface was removed, then remove 144 //our object 145 146 auto i = std::find( 147 interfaces.begin(), 148 interfaces.end(), 149 LOGGING_IFACE); 150 151 if (i != interfaces.end()) 152 { 153 auto id = getEntryID(path); 154 155 auto entry = entries.find(id); 156 if (entry != entries.end()) 157 { 158 entries.erase(entry); 159 } 160 } 161 } 162 163 } 164 } 165