2 * Copyright (c) 2000 - 2014 Samsung Electronics Co., Ltd All Rights Reserved
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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
17 * @file ckm-service.cpp
18 * @author Bartlomiej Grzelewski (b.grzelewski@samsung.com)
20 * @brief CKM service implementation.
22 #include <service-thread.h>
23 #include <generic-socket-manager.h>
24 #include <connection-info.h>
25 #include <message-buffer.h>
26 #include <protocols.h>
28 #include <dpl/serialization.h>
29 #include <dpl/log/log.h>
31 #include <ckm-service.h>
32 #include <ckm-logic.h>
35 const CKM::InterfaceID SOCKET_ID_CONTROL = 0;
36 const CKM::InterfaceID SOCKET_ID_STORAGE = 1;
37 } // namespace anonymous
41 CKMService::CKMService()
42 : m_logic(new CKMLogic)
45 CKMService::~CKMService() {
49 GenericSocketService::ServiceDescriptionVector CKMService::GetServiceDescription()
51 return ServiceDescriptionVector {
52 {SERVICE_SOCKET_CKM_CONTROL, "key-manager::api-control", SOCKET_ID_CONTROL},
53 {SERVICE_SOCKET_CKM_STORAGE, "key-manager::api-storage", SOCKET_ID_STORAGE}
57 void CKMService::accept(const AcceptEvent &event) {
58 LogDebug("Accept event");
59 auto &info = m_connectionInfoMap[event.connectionID.counter];
60 info.interfaceID = event.interfaceID;
61 info.credentials = event.credentials;
64 void CKMService::write(const WriteEvent &event) {
65 LogDebug("Write event (" << event.size << " bytes)");
68 void CKMService::process(const ReadEvent &event) {
69 LogDebug("Read event");
70 auto &info = m_connectionInfoMap[event.connectionID.counter];
71 info.buffer.Push(event.rawBuffer);
72 while(processOne(event.connectionID, info));
75 bool CKMService::processOne(
76 const ConnectionID &conn,
79 LogDebug ("process One");
83 if (!info.buffer.Ready())
86 if (info.interfaceID == SOCKET_ID_CONTROL)
87 response = processControl(info.buffer);
89 response = processStorage(info.credentials, info.buffer);
91 m_serviceManager->Write(conn, response);
94 } Catch (MessageBuffer::Exception::Base) {
95 LogError("Broken protocol. Closing socket.");
96 } Catch (Exception::BrokenProtocol) {
97 LogError("Broken protocol. Closing socket.");
98 } catch (const std::string &e) {
99 LogError("String exception(" << e << "). Closing socket");
101 LogError("Unknown exception. Closing socket.");
104 m_serviceManager->Close(conn);
108 RawBuffer CKMService::processControl(MessageBuffer &buffer) {
112 Password newPass, oldPass;
115 buffer.Deserialize(command);
117 LogDebug("Process control. Command: " << command);
119 cc = static_cast<ControlCommand>(command);
122 case ControlCommand::UNLOCK_USER_KEY:
123 buffer.Deserialize(user, newPass);
124 return m_logic->unlockUserKey(user, newPass);
125 case ControlCommand::LOCK_USER_KEY:
126 buffer.Deserialize(user);
127 return m_logic->lockUserKey(user);
128 case ControlCommand::REMOVE_USER_DATA:
129 buffer.Deserialize(user);
130 return m_logic->removeUserData(user);
131 case ControlCommand::CHANGE_USER_PASSWORD:
132 buffer.Deserialize(user, oldPass, newPass);
133 return m_logic->changeUserPassword(user, oldPass, newPass);
134 case ControlCommand::RESET_USER_PASSWORD:
135 buffer.Deserialize(user, newPass);
136 return m_logic->resetUserPassword(user, newPass);
137 case ControlCommand::REMOVE_APP_DATA:
138 buffer.Deserialize(smackLabel);
139 return m_logic->removeApplicationData(smackLabel);
140 case ControlCommand::UPDATE_CC_MODE:
141 return m_logic->updateCCMode();
142 case ControlCommand::SET_PERMISSION:
147 int accessorPermissions = 0;
149 buffer.Deserialize(user, name, label, accessorLabel, accessorPermissions);
150 Credentials cred = { user, label };
151 return m_logic->setPermission(
158 static_cast<Permission>(accessorPermissions));
161 Throw(Exception::BrokenProtocol);
165 RawBuffer CKMService::processStorage(Credentials &cred, MessageBuffer &buffer)
171 Label label, accessorLabel;
174 buffer.Deserialize(command);
175 buffer.Deserialize(msgID);
177 // This is a workaround solution for locktype=None in Tizen 2.2.1
178 // When locktype is None, lockscreen app doesn't interfere with unlocking process.
179 // Therefor lockscreen app cannot notify unlock events to key-manager when locktype is None.
180 // So, to unlock user data when lock type is None, key-manager always try to unlock user data with null password.
181 // Even if the result is fail, it will be ignored.
182 Password nullPassword("");
183 m_logic->unlockUserKey(cred.uid, nullPassword);
185 LogDebug("Process storage. Command: " << command);
187 switch(static_cast<LogicCommand>(command)) {
188 case LogicCommand::SAVE:
191 PolicySerializable policy;
192 buffer.Deserialize(tmpDataType, name, label, rawData, policy);
193 return m_logic->saveData(
196 static_cast<DBDataType>(tmpDataType),
202 case LogicCommand::REMOVE:
204 buffer.Deserialize(tmpDataType, name, label);
205 return m_logic->removeData(
208 static_cast<DBDataType>(tmpDataType),
212 case LogicCommand::GET:
215 buffer.Deserialize(tmpDataType, name, label, password);
216 return m_logic->getData(
219 static_cast<DBDataType>(tmpDataType),
224 case LogicCommand::GET_LIST:
226 buffer.Deserialize(tmpDataType);
227 return m_logic->getDataList(
230 static_cast<DBDataType>(tmpDataType));
232 case LogicCommand::CREATE_KEY_PAIR_RSA:
233 case LogicCommand::CREATE_KEY_PAIR_DSA:
234 case LogicCommand::CREATE_KEY_PAIR_ECDSA:
236 int additional_param = 0;
238 Label privateKeyLabel;
240 Label publicKeyLabel;
241 PolicySerializable policyPrivateKey;
242 PolicySerializable policyPublicKey;
243 buffer.Deserialize(additional_param,
250 return m_logic->createKeyPair(
252 static_cast<LogicCommand>(command),
262 case LogicCommand::GET_CHAIN_CERT:
264 RawBuffer certificate;
265 RawBufferVector rawBufferVector;
266 buffer.Deserialize(certificate, rawBufferVector);
267 return m_logic->getCertificateChain(
273 case LogicCommand::GET_CHAIN_ALIAS:
275 RawBuffer certificate;
276 LabelNameVector untrusted_certs;
277 buffer.Deserialize(certificate, untrusted_certs);
278 return m_logic->getCertificateChain(
284 case LogicCommand::CREATE_SIGNATURE:
286 Password password; // password for private_key
288 int padding = 0, hash = 0;
289 buffer.Deserialize(name, label, password, message, hash, padding);
290 return m_logic->createSignature(
295 password, // password for private_key
297 static_cast<HashAlgorithm>(hash),
298 static_cast<RSAPaddingAlgorithm>(padding));
300 case LogicCommand::VERIFY_SIGNATURE:
302 Password password; // password for public_key (optional)
305 //HashAlgorithm hash;
306 //RSAPaddingAlgorithm padding;
307 int padding = 0, hash = 0;
308 buffer.Deserialize(name,
315 return m_logic->verifySignature(
320 password, // password for public_key (optional)
323 static_cast<const HashAlgorithm>(hash),
324 static_cast<const RSAPaddingAlgorithm>(padding));
326 case LogicCommand::SET_PERMISSION:
328 int accessorPermissions = 0;
329 buffer.Deserialize(name, label, accessorLabel, accessorPermissions);
330 return m_logic->setPermission(
337 static_cast<Permission>(accessorPermissions));
340 Throw(Exception::BrokenProtocol);
345 void CKMService::close(const CloseEvent &event) {
346 LogDebug("Close event");
347 m_connectionInfoMap.erase(event.connectionID.counter);