src/manager/service/ckm-service.cpp

   1 /*
   2  *  Copyright (c) 2000 - 2014 Samsung Electronics Co., Ltd All Rights Reserved
   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  *
  17  * @file        ckm-service.cpp
  18  * @author      Bartlomiej Grzelewski (b.grzelewski@samsung.com)
  19  * @version     1.0
  20  * @brief       CKM service implementation.
  21  */
  22
  23 #include <protocols.h>
  24
  25 #include <dpl/serialization.h>
  26 #include <dpl/log/log.h>
  27
  28 #include <ckm-service.h>
  29 #include <ckm-logic.h>
  30
  31 namespace {
  32 const CKM::InterfaceID SOCKET_ID_CONTROL = 0;
  33 const CKM::InterfaceID SOCKET_ID_STORAGE = 1;
  34 } // namespace anonymous
  35
  36 namespace CKM {
  37
  38 CKMService::CKMService()
  39   : m_logic(new CKMLogic)
  40 {}
  41
  42 CKMService::~CKMService() {
  43     delete m_logic;
  44 }
  45
  46 GenericSocketService::ServiceDescriptionVector CKMService::GetServiceDescription()
  47 {
  48     return ServiceDescriptionVector {
  49         {SERVICE_SOCKET_CKM_CONTROL, "key-manager::api-control", SOCKET_ID_CONTROL},
  50         {SERVICE_SOCKET_CKM_STORAGE, "key-manager::api-storage", SOCKET_ID_STORAGE}
  51     };
  52 }
  53
  54 bool CKMService::ProcessOne(
  55     const ConnectionID &conn,
  56     ConnectionInfo &info)
  57 {
  58     LogDebug ("process One");
  59     RawBuffer response;
  60
  61     Try {
  62         if (!info.buffer.Ready())
  63             return false;
  64
  65         if (info.interfaceID == SOCKET_ID_CONTROL)
  66             response = ProcessControl(info.buffer);
  67         else
  68             response = ProcessStorage(info.credentials, info.buffer);
  69
  70         m_serviceManager->Write(conn, response);
  71
  72         return true;
  73     } Catch (MessageBuffer::Exception::Base) {
  74         LogError("Broken protocol. Closing socket.");
  75     } Catch (Exception::BrokenProtocol) {
  76         LogError("Broken protocol. Closing socket.");
  77     } catch (const DataType::Exception::Base &e) {
  78         LogError("Closing socket. DBDataType::Exception: " << e.DumpToString());
  79     } catch (const std::string &e) {
  80         LogError("String exception(" << e << "). Closing socket");
  81     } catch (const std::exception &e) {
  82         LogError("Std exception:: " << e.what());
  83     } catch (...) {
  84         LogError("Unknown exception. Closing socket.");
  85     }
  86
  87     m_serviceManager->Close(conn);
  88     return false;
  89 }
  90
  91 RawBuffer CKMService::ProcessControl(MessageBuffer &buffer) {
  92     int command = 0;
  93     uid_t user = 0;
  94     ControlCommand cc;
  95     Password newPass, oldPass;
  96     Label smackLabel;
  97
  98     buffer.Deserialize(command);
  99
 100     LogDebug("Process control. Command: " << command);
 101
 102     cc = static_cast<ControlCommand>(command);
 103
 104     switch(cc) {
 105     case ControlCommand::UNLOCK_USER_KEY:
 106         buffer.Deserialize(user, newPass);
 107         return m_logic->unlockUserKey(user, newPass);
 108     case ControlCommand::LOCK_USER_KEY:
 109         buffer.Deserialize(user);
 110         return m_logic->lockUserKey(user);
 111     case ControlCommand::REMOVE_USER_DATA:
 112         buffer.Deserialize(user);
 113         return m_logic->removeUserData(user);
 114     case ControlCommand::CHANGE_USER_PASSWORD:
 115         buffer.Deserialize(user, oldPass, newPass);
 116         return m_logic->changeUserPassword(user, oldPass, newPass);
 117     case ControlCommand::RESET_USER_PASSWORD:
 118         buffer.Deserialize(user, newPass);
 119         return m_logic->resetUserPassword(user, newPass);
 120     case ControlCommand::REMOVE_APP_DATA:
 121         buffer.Deserialize(smackLabel);
 122         return m_logic->removeApplicationData(smackLabel);
 123     case ControlCommand::UPDATE_CC_MODE:
 124         return m_logic->updateCCMode();
 125     case ControlCommand::SET_PERMISSION:
 126     {
 127         Name name;
 128         Label label;
 129         Label accessorLabel;
 130         PermissionMask permissionMask = 0;
 131
 132         buffer.Deserialize(user, name, label, accessorLabel, permissionMask);
 133
 134         Credentials cred(user, label);
 135         return m_logic->setPermission(
 136             cred,
 137             command,
 138             0, // dummy
 139             name,
 140             label,
 141             accessorLabel,
 142             permissionMask);
 143     }
 144     default:
 145         Throw(Exception::BrokenProtocol);
 146     }
 147 }
 148
 149 RawBuffer CKMService::ProcessStorage(Credentials &cred, MessageBuffer &buffer)
 150 {
 151     int command = 0;
 152     int msgID = 0;
 153     int tmpDataType = 0;
 154     Name name;
 155     Label label, accessorLabel;
 156     std::string user;
 157
 158     buffer.Deserialize(command);
 159     buffer.Deserialize(msgID);
 160
 161     LogDebug("Process storage. Command: " << command);
 162
 163     switch(static_cast<LogicCommand>(command)) {
 164         case LogicCommand::SAVE:
 165         {
 166             RawBuffer rawData;
 167             PolicySerializable policy;
 168             buffer.Deserialize(tmpDataType, name, label, rawData, policy);
 169             return m_logic->saveData(
 170                 cred,
 171                 msgID,
 172                 name,
 173                 label,
 174                 rawData,
 175                 DataType(tmpDataType),
 176                 policy);
 177         }
 178         case LogicCommand::SAVE_PKCS12:
 179         {
 180             RawBuffer rawData;
 181             PKCS12Serializable pkcs;
 182             PolicySerializable keyPolicy, certPolicy;
 183             buffer.Deserialize(name, label, pkcs, keyPolicy, certPolicy);
 184             return m_logic->savePKCS12(
 185                 cred,
 186                 msgID,
 187                 name,
 188                 label,
 189                 pkcs,
 190                 keyPolicy,
 191                 certPolicy);
 192         }
 193         case LogicCommand::REMOVE:
 194         {
 195             buffer.Deserialize(name, label);
 196             return m_logic->removeData(
 197                 cred,
 198                 msgID,
 199                 name,
 200                 label);
 201         }
 202         case LogicCommand::GET:
 203         {
 204             Password password;
 205             buffer.Deserialize(tmpDataType, name, label, password);
 206             return m_logic->getData(
 207                 cred,
 208                 msgID,
 209                 DataType(tmpDataType),
 210                 name,
 211                 label,
 212                 password);
 213         }
 214         case LogicCommand::GET_PKCS12:
 215         {
 216             Password passKey;
 217             Password passCert;
 218             buffer.Deserialize(name,
 219                                label,
 220                                passKey,
 221                                passCert);
 222             return m_logic->getPKCS12(
 223                 cred,
 224                 msgID,
 225                 name,
 226                 label,
 227                 passKey,
 228                 passCert);
 229         }
 230         case LogicCommand::GET_LIST:
 231         {
 232             buffer.Deserialize(tmpDataType);
 233             return m_logic->getDataList(
 234                 cred,
 235                 msgID,
 236                 DataType(tmpDataType));
 237         }
 238         case LogicCommand::CREATE_KEY_AES:
 239         {
 240             int size = 0;
 241             Name keyName;
 242             Label keyLabel;
 243             PolicySerializable policyKey;
 244             buffer.Deserialize(size,
 245                                policyKey,
 246                                keyName,
 247                                keyLabel);
 248             return m_logic->createKeyAES(
 249                 cred,
 250                 msgID,
 251                 size,
 252                 keyName,
 253                 keyLabel,
 254                 policyKey);
 255         }
 256         case LogicCommand::CREATE_KEY_PAIR:
 257         {
 258             CryptoAlgorithmSerializable keyGenAlgorithm;
 259             Name privateKeyName;
 260             Label privateKeyLabel;
 261             Name publicKeyName;
 262             Label publicKeyLabel;
 263             PolicySerializable policyPrivateKey;
 264             PolicySerializable policyPublicKey;
 265             buffer.Deserialize(keyGenAlgorithm,
 266                                policyPrivateKey,
 267                                policyPublicKey,
 268                                privateKeyName,
 269                                privateKeyLabel,
 270                                publicKeyName,
 271                                publicKeyLabel);
 272             return m_logic->createKeyPair(
 273                 cred,
 274                 msgID,
 275                 keyGenAlgorithm,
 276                 privateKeyName,
 277                 privateKeyLabel,
 278                 publicKeyName,
 279                 publicKeyLabel,
 280                 policyPrivateKey,
 281                 policyPublicKey);
 282         }
 283         case LogicCommand::GET_CHAIN_CERT:
 284         {
 285             RawBuffer certificate;
 286             RawBufferVector untrustedVector;
 287             RawBufferVector trustedVector;
 288             bool systemCerts;
 289             buffer.Deserialize(certificate, untrustedVector, trustedVector, systemCerts);
 290             return m_logic->getCertificateChain(
 291                 cred,
 292                 msgID,
 293                 certificate,
 294                 untrustedVector,
 295                 trustedVector,
 296                 systemCerts);
 297         }
 298         case LogicCommand::GET_CHAIN_ALIAS:
 299         {
 300             RawBuffer certificate;
 301             LabelNameVector untrustedVector;
 302             LabelNameVector trustedVector;
 303             bool systemCerts;
 304             buffer.Deserialize(certificate, untrustedVector, trustedVector, systemCerts);
 305             return m_logic->getCertificateChain(
 306                 cred,
 307                 msgID,
 308                 certificate,
 309                 untrustedVector,
 310                 trustedVector,
 311                 systemCerts);
 312         }
 313         case LogicCommand::CREATE_SIGNATURE:
 314         {
 315             Password password;        // password for private_key
 316             RawBuffer message;
 317             int padding = 0, hash = 0;
 318             buffer.Deserialize(name, label, password, message, hash, padding);
 319             return m_logic->createSignature(
 320                   cred,
 321                   msgID,
 322                   name,
 323                   label,
 324                   password,           // password for private_key
 325                   message,
 326                   static_cast<HashAlgorithm>(hash),
 327                   static_cast<RSAPaddingAlgorithm>(padding));
 328         }
 329         case LogicCommand::VERIFY_SIGNATURE:
 330         {
 331             Password password;           // password for public_key (optional)
 332             RawBuffer message;
 333             RawBuffer signature;
 334             //HashAlgorithm hash;
 335             //RSAPaddingAlgorithm padding;
 336             int padding = 0, hash = 0;
 337             buffer.Deserialize(name,
 338                                label,
 339                                password,
 340                                message,
 341                                signature,
 342                                hash,
 343                                padding);
 344             return m_logic->verifySignature(
 345                 cred,
 346                 msgID,
 347                 name,
 348                 label,
 349                 password,           // password for public_key (optional)
 350                 message,
 351                 signature,
 352                 static_cast<const HashAlgorithm>(hash),
 353                 static_cast<const RSAPaddingAlgorithm>(padding));
 354         }
 355         case LogicCommand::SET_PERMISSION:
 356         {
 357             PermissionMask permissionMask = 0;
 358             buffer.Deserialize(name, label, accessorLabel, permissionMask);
 359             return m_logic->setPermission(
 360                 cred,
 361                 command,
 362                 msgID,
 363                 name,
 364                 label,
 365                 accessorLabel,
 366                 permissionMask);
 367         }
 368         default:
 369             Throw(Exception::BrokenProtocol);
 370     }
 371 }
 372
 373 } // namespace CKM
 374