| /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */ |
| /* |
| * Copyright (c) 2012-2013 University of California, Los Angeles |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation; |
| * |
| * 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: Alexander Afanasyev <alexander.afanasyev@ucla.edu> |
| * Zhenkai Zhu <zhenkai@cs.ucla.edu> |
| */ |
| |
| #include "action-log.h" |
| #include "logging.h" |
| |
| #include <boost/make_shared.hpp> |
| |
| using namespace boost; |
| using namespace std; |
| using namespace Ccnx; |
| |
| INIT_LOGGER ("ActionLog"); |
| |
| const std::string INIT_DATABASE = "\ |
| CREATE TABLE ActionLog ( \n\ |
| device_name BLOB NOT NULL, \n\ |
| seq_no INTEGER NOT NULL, \n\ |
| \n\ |
| action CHAR(1) NOT NULL, /* 0 for \"update\", 1 for \"delete\". */ \n\ |
| filename TEXT NOT NULL, \n\ |
| \n\ |
| version INTEGER NOT NULL, \n\ |
| action_timestamp TIMESTAMP NOT NULL, \n\ |
| \n\ |
| file_hash BLOB, /* NULL if action is \"delete\" */ \n\ |
| file_atime TIMESTAMP, \n\ |
| file_mtime TIMESTAMP, \n\ |
| file_ctime TIMESTAMP, \n\ |
| file_chmod INTEGER, \n\ |
| file_seg_num INTEGER, /* NULL if action is \"delete\" */ \n\ |
| \n\ |
| parent_device_name BLOB, \n\ |
| parent_seq_no INTEGER, \n\ |
| \n\ |
| action_name TEXT, \n\ |
| action_content_object BLOB, \n\ |
| \n\ |
| PRIMARY KEY (device_name, seq_no), \n\ |
| \n\ |
| FOREIGN KEY (parent_device_name, parent_seq_no) \n\ |
| REFERENCES ActionLog (device_name, seq_no) \n\ |
| ON UPDATE RESTRICT \n\ |
| ON DELETE SET NULL \n\ |
| ); \n\ |
| \n\ |
| CREATE INDEX ActionLog_filename_version ON ActionLog (filename,version); \n\ |
| CREATE INDEX ActionLog_parent ON ActionLog (parent_device_name, parent_seq_no); \n\ |
| CREATE INDEX ActionLog_action_name ON ActionLog (action_name); \n\ |
| \n\ |
| CREATE TRIGGER ActionLogInsert_trigger \n\ |
| AFTER INSERT ON ActionLog \n\ |
| FOR EACH ROW \n\ |
| WHEN (SELECT device_name \n\ |
| FROM ActionLog \n\ |
| WHERE filename=NEW.filename AND \n\ |
| version > NEW.version) IS NULL AND \n\ |
| (SELECT device_name \n\ |
| FROM ActionLog \n\ |
| WHERE filename=NEW.filename AND \n\ |
| version = NEW.version AND \n\ |
| device_name > NEW.device_name) IS NULL \n\ |
| BEGIN \n\ |
| SELECT apply_action (NEW.device_name, NEW.seq_no, \ |
| NEW.action,NEW.filename,NEW.file_hash, \ |
| strftime('%s', NEW.file_atime),strftime('%s', NEW.file_mtime),strftime('%s', NEW.file_ctime), \ |
| NEW.file_chmod, NEW.file_seg_num); /* function that applies action and adds record the FileState */ \n \ |
| END; \n\ |
| \n\ |
| CREATE TABLE FileState ( \n\ |
| type INTEGER NOT NULL, /* 0 - newest, 1 - oldest */ \n\ |
| filename TEXT NOT NULL, \n\ |
| device_name BLOB NOT NULL, \n\ |
| seq_no INTEGER NOT NULL, \n\ |
| file_hash BLOB, /* NULL if action is \"delete\" */ \n\ |
| file_atime TIMESTAMP, \n\ |
| file_mtime TIMESTAMP, \n\ |
| file_ctime TIMESTAMP, \n\ |
| file_chmod INTEGER, \n\ |
| file_seg_num INTEGER, \n\ |
| \n\ |
| PRIMARY KEY (type, filename) \n\ |
| ); \n\ |
| \n\ |
| CREATE INDEX FileState_device_name_seq_no ON FileState (device_name, seq_no); \n\ |
| "; |
| |
| |
| ActionLog::ActionLog (Ccnx::CcnxWrapperPtr ccnx, const boost::filesystem::path &path, |
| SyncLogPtr syncLog, |
| const std::string &sharedFolder, |
| OnFileAddedOrChangedCallback onFileAddedOrChanged, OnFileRemovedCallback onFileRemoved) |
| : DbHelper (path / ".chronoshare", "action-log.db") |
| , m_syncLog (syncLog) |
| , m_ccnx (ccnx) |
| , m_sharedFolderName (sharedFolder) |
| , m_onFileAddedOrChanged (onFileAddedOrChanged) |
| , m_onFileRemoved (onFileRemoved) |
| { |
| sqlite3_exec (m_db, INIT_DATABASE.c_str (), NULL, NULL, NULL); |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK, sqlite3_errmsg (m_db)); |
| |
| int res = sqlite3_create_function (m_db, "apply_action", -1, SQLITE_ANY, reinterpret_cast<void*> (this), |
| ActionLog::apply_action_xFun, |
| 0, 0); |
| if (res != SQLITE_OK) |
| { |
| BOOST_THROW_EXCEPTION (Error::Db () |
| << errmsg_info_str ("Cannot create function ``apply_action''")); |
| } |
| } |
| |
| tuple<sqlite3_int64 /*version*/, Ccnx::CcnxCharbufPtr /*device name*/, sqlite3_int64 /*seq_no*/> |
| ActionLog::GetLatestActionForFile (const std::string &filename) |
| { |
| // check if something already exists |
| sqlite3_stmt *stmt; |
| int res = sqlite3_prepare_v2 (m_db, "SELECT version,device_name,seq_no,action " |
| "FROM ActionLog " |
| "WHERE filename=? ORDER BY version DESC LIMIT 1", -1, &stmt, 0); |
| |
| if (res != SQLITE_OK) |
| { |
| BOOST_THROW_EXCEPTION (Error::Db () |
| << errmsg_info_str ("Some error with GetExistingRecord")); |
| } |
| |
| sqlite3_int64 version = -1; |
| CcnxCharbufPtr parent_device_name; |
| sqlite3_int64 parent_seq_no = -1; |
| |
| sqlite3_bind_text (stmt, 1, filename.c_str (), filename.size (), SQLITE_STATIC); |
| if (sqlite3_step (stmt) == SQLITE_ROW) |
| { |
| version = sqlite3_column_int64 (stmt, 0); |
| |
| if (sqlite3_column_int (stmt, 3) == 0) // prevent "linking" if the file was previously deleted |
| { |
| parent_device_name = make_shared<CcnxCharbuf> (sqlite3_column_blob (stmt, 1), sqlite3_column_bytes (stmt, 1)); |
| parent_seq_no = sqlite3_column_int64 (stmt, 2); |
| } |
| } |
| |
| sqlite3_finalize (stmt); |
| return make_tuple (version, parent_device_name, parent_seq_no); |
| } |
| |
| // local add action. remote action is extracted from content object |
| ActionItemPtr |
| ActionLog::AddLocalActionUpdate (const std::string &filename, |
| const Hash &hash, |
| time_t wtime, |
| int mode, |
| int seg_num) |
| { |
| sqlite3_exec (m_db, "BEGIN TRANSACTION;", 0,0,0); |
| |
| CcnxCharbufPtr device_name = m_syncLog->GetLocalName ().toCcnxCharbuf (); |
| sqlite3_int64 seq_no = m_syncLog->GetNextLocalSeqNo (); |
| sqlite3_int64 version; |
| CcnxCharbufPtr parent_device_name; |
| sqlite3_int64 parent_seq_no = -1; |
| |
| sqlite3_int64 action_time = time (0); |
| |
| tie (version, parent_device_name, parent_seq_no) = GetLatestActionForFile (filename); |
| version ++; |
| |
| sqlite3_stmt *stmt; |
| int res = sqlite3_prepare_v2 (m_db, "INSERT INTO ActionLog " |
| "(device_name, seq_no, action, filename, version, action_timestamp, " |
| "file_hash, file_atime, file_mtime, file_ctime, file_chmod, file_seg_num, " |
| "parent_device_name, parent_seq_no, " |
| "action_name, action_content_object) " |
| "VALUES (?, ?, ?, ?, ?, datetime(?, 'unixepoch')," |
| " ?, datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), ?,?, " |
| " ?, ?, " |
| " ?, ?);", -1, &stmt, 0); |
| |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK, sqlite3_errmsg (m_db)); |
| |
| if (res != SQLITE_OK) |
| { |
| BOOST_THROW_EXCEPTION (Error::Db () |
| << errmsg_info_str (sqlite3_errmsg (m_db)) |
| ); |
| } |
| |
| sqlite3_bind_blob (stmt, 1, device_name->buf (), device_name->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 2, seq_no); |
| sqlite3_bind_int (stmt, 3, 0); |
| sqlite3_bind_text (stmt, 4, filename.c_str (), filename.size (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 5, version); |
| sqlite3_bind_int64 (stmt, 6, action_time); |
| |
| sqlite3_bind_blob (stmt, 7, hash.GetHash (), hash.GetHashBytes (), SQLITE_TRANSIENT); |
| |
| // sqlite3_bind_int64 (stmt, 8, atime); // NULL |
| sqlite3_bind_int64 (stmt, 9, wtime); |
| // sqlite3_bind_int64 (stmt, 10, ctime); // NULL |
| sqlite3_bind_int (stmt, 11, mode); |
| sqlite3_bind_int (stmt, 12, seg_num); |
| |
| if (parent_device_name && parent_seq_no > 0) |
| { |
| sqlite3_bind_blob (stmt, 13, parent_device_name->buf (), parent_device_name->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 14, parent_seq_no); |
| } |
| |
| ActionItemPtr item = make_shared<ActionItem> (); |
| item->set_action (ActionItem::UPDATE); |
| item->set_filename (filename); |
| item->set_version (version); |
| item->set_timestamp (action_time); |
| item->set_file_hash (hash.GetHash (), hash.GetHashBytes ()); |
| // item->set_atime (atime); |
| item->set_mtime (wtime); |
| // item->set_ctime (ctime); |
| item->set_mode (mode); |
| item->set_seg_num (seg_num); |
| |
| if (parent_device_name && parent_seq_no > 0) |
| { |
| // cout << Name (*parent_device_name) << endl; |
| |
| item->set_parent_device_name (parent_device_name->buf (), parent_device_name->length ()); |
| item->set_parent_seq_no (parent_seq_no); |
| } |
| |
| // assign name to the action, serialize action, and create content object |
| |
| string item_msg; |
| item->SerializeToString (&item_msg); |
| Name actionName = Name (m_syncLog->GetLocalName ())("action")(m_sharedFolderName)(seq_no); |
| _LOG_DEBUG ("ActionName: " << actionName); |
| |
| Bytes actionData = m_ccnx->createContentObject (actionName, item_msg.c_str (), item_msg.size ()); |
| CcnxCharbufPtr namePtr = actionName.toCcnxCharbuf (); |
| |
| _LOG_DEBUG (" >>>>>>> " << namePtr->buf () << " " << namePtr->length ()); |
| |
| sqlite3_bind_blob (stmt, 15, namePtr->buf (), namePtr->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_blob (stmt, 16, head (actionData), actionData.size (), SQLITE_TRANSIENT); |
| |
| sqlite3_step (stmt); |
| |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK && sqlite3_errcode (m_db) != SQLITE_ROW, sqlite3_errmsg (m_db)); |
| |
| sqlite3_finalize (stmt); |
| |
| sqlite3_exec (m_db, "END TRANSACTION;", 0,0,0); |
| |
| return item; |
| } |
| |
| // void |
| // ActionLog::AddActionMove (const std::string &oldFile, const std::string &newFile) |
| // { |
| // // not supported yet |
| // BOOST_THROW_EXCEPTION (Error::Db () |
| // << errmsg_info_str ("Move operation is not yet supported")); |
| // } |
| |
| ActionItemPtr |
| ActionLog::AddLocalActionDelete (const std::string &filename) |
| { |
| sqlite3_exec (m_db, "BEGIN TRANSACTION;", 0,0,0); |
| |
| CcnxCharbufPtr device_name = m_syncLog->GetLocalName ().toCcnxCharbuf (); |
| sqlite3_int64 version; |
| CcnxCharbufPtr parent_device_name; |
| sqlite3_int64 parent_seq_no = -1; |
| |
| sqlite3_int64 action_time = time (0); |
| |
| tie (version, parent_device_name, parent_seq_no) = GetLatestActionForFile (filename); |
| if (!parent_device_name) // no records exist or file was already deleted |
| { |
| sqlite3_exec (m_db, "END TRANSACTION;", 0,0,0); |
| return ActionItemPtr (); |
| } |
| version ++; |
| |
| sqlite3_int64 seq_no = m_syncLog->GetNextLocalSeqNo (); |
| |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (m_db, "INSERT INTO ActionLog " |
| "(device_name, seq_no, action, filename, version, action_timestamp, " |
| "parent_device_name, parent_seq_no, " |
| "action_name, action_content_object) " |
| "VALUES (?, ?, ?, ?, ?, datetime(?, 'unixepoch')," |
| " ?, ?," |
| " ?, ?)", -1, &stmt, 0); |
| |
| sqlite3_bind_blob (stmt, 1, device_name->buf (), device_name->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 2, seq_no); |
| sqlite3_bind_int (stmt, 3, 1); |
| sqlite3_bind_text (stmt, 4, filename.c_str (), filename.size (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 5, version); |
| sqlite3_bind_int64 (stmt, 6, action_time); |
| |
| sqlite3_bind_blob (stmt, 7, parent_device_name->buf (), parent_device_name->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 8, parent_seq_no); |
| |
| |
| ActionItemPtr item = make_shared<ActionItem> (); |
| item->set_action (ActionItem::UPDATE); |
| item->set_filename (filename); |
| item->set_version (version); |
| item->set_timestamp (action_time); |
| item->set_parent_device_name (parent_device_name->buf (), parent_device_name->length ()); |
| item->set_parent_seq_no (parent_seq_no); |
| |
| string item_msg; |
| item->SerializeToString (&item_msg); |
| Name actionName = Name (m_syncLog->GetLocalName ())("action")(m_sharedFolderName)(seq_no); |
| |
| Bytes actionData = m_ccnx->createContentObject (actionName, item_msg.c_str (), item_msg.size ()); |
| CcnxCharbufPtr namePtr = actionName.toCcnxCharbuf (); |
| |
| sqlite3_bind_blob (stmt, 9, namePtr->buf (), namePtr->length (), SQLITE_TRANSIENT); |
| sqlite3_bind_blob (stmt, 10, &actionData[0], actionData.size (), SQLITE_TRANSIENT); |
| |
| sqlite3_step (stmt); |
| |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK && sqlite3_errcode (m_db) != SQLITE_ROW, sqlite3_errmsg (m_db)); |
| |
| // cout << Ccnx::Name (parent_device_name) << endl; |
| |
| // assign name to the action, serialize action, and create content object |
| |
| sqlite3_finalize (stmt); |
| |
| sqlite3_exec (m_db, "END TRANSACTION;", 0,0,0); |
| |
| return item; |
| } |
| |
| |
| PcoPtr |
| ActionLog::LookupActionPco (const Ccnx::Name &deviceName, sqlite3_int64 seqno) |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (m_db, "SELECT action_content_object FROM ActionLog WHERE device_name=? AND seq_no=?", -1, &stmt, 0); |
| |
| CcnxCharbufPtr name = deviceName.toCcnxCharbuf (); |
| |
| sqlite3_bind_blob (stmt, 1, name->buf (), name->length (), SQLITE_STATIC); |
| sqlite3_bind_int64 (stmt, 2, seqno); |
| |
| PcoPtr retval; |
| if (sqlite3_step (stmt) == SQLITE_ROW) |
| { |
| // _LOG_DEBUG (sqlite3_column_blob (stmt, 0) << ", " << sqlite3_column_bytes (stmt, 0)); |
| retval = make_shared<ParsedContentObject> (reinterpret_cast<const unsigned char *> (sqlite3_column_blob (stmt, 0)), sqlite3_column_bytes (stmt, 0)); |
| } |
| else |
| { |
| _LOG_TRACE ("No action found for deviceName [" << deviceName << "] and seqno:" << seqno); |
| } |
| // _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK && sqlite3_errcode (m_db) != SQLITE_ROW, sqlite3_errmsg (m_db)); |
| sqlite3_finalize (stmt); |
| |
| return retval; |
| } |
| |
| ActionItemPtr |
| ActionLog::LookupAction (const Ccnx::Name &deviceName, sqlite3_int64 seqno) |
| { |
| PcoPtr pco = LookupActionPco (deviceName, seqno); |
| if (!pco) return ActionItemPtr (); |
| |
| ActionItemPtr action = deserializeMsg<ActionItem> (pco->content ()); |
| |
| return action; |
| } |
| |
| Ccnx::PcoPtr |
| ActionLog::LookupActionPco (const Ccnx::Name &actionName) |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (m_db, "SELECT action_content_object FROM ActionLog WHERE action_name=?", -1, &stmt, 0); |
| |
| _LOG_DEBUG (actionName); |
| CcnxCharbufPtr name = actionName.toCcnxCharbuf (); |
| |
| _LOG_DEBUG (" <<<<<<< " << name->buf () << " " << name->length ()); |
| |
| sqlite3_bind_blob (stmt, 1, name->buf (), name->length (), SQLITE_STATIC); |
| |
| PcoPtr retval; |
| if (sqlite3_step (stmt) == SQLITE_ROW) |
| { |
| // _LOG_DEBUG (sqlite3_column_blob (stmt, 0) << ", " << sqlite3_column_bytes (stmt, 0)); |
| retval = make_shared<ParsedContentObject> (reinterpret_cast<const unsigned char *> (sqlite3_column_blob (stmt, 0)), sqlite3_column_bytes (stmt, 0)); |
| } |
| else |
| { |
| _LOG_TRACE ("No action found for name: " << actionName); |
| } |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK && sqlite3_errcode (m_db) != SQLITE_ROW, sqlite3_errmsg (m_db)); |
| sqlite3_finalize (stmt); |
| |
| return retval; |
| } |
| |
| ActionItemPtr |
| ActionLog::LookupAction (const Ccnx::Name &actionName) |
| { |
| PcoPtr pco = LookupActionPco (actionName); |
| if (!pco) return ActionItemPtr (); |
| |
| ActionItemPtr action = deserializeMsg<ActionItem> (pco->content ()); |
| |
| return action; |
| } |
| |
| ActionItemPtr |
| ActionLog::AddRemoteAction (const Ccnx::Name &deviceName, sqlite3_int64 seqno, Ccnx::PcoPtr actionPco) |
| { |
| if (!actionPco) |
| { |
| BOOST_THROW_EXCEPTION (Error::ActionLog () << errmsg_info_str ("actionPco is not valid")); |
| } |
| ActionItemPtr action = deserializeMsg<ActionItem> (actionPco->content ()); |
| |
| if (!action) |
| { |
| BOOST_THROW_EXCEPTION (Error::ActionLog () << errmsg_info_str ("action cannot be decoded")); |
| } |
| |
| sqlite3_stmt *stmt; |
| int res = sqlite3_prepare_v2 (m_db, "INSERT INTO ActionLog " |
| "(device_name, seq_no, action, filename, version, action_timestamp, " |
| "file_hash, file_atime, file_mtime, file_ctime, file_chmod, file_seg_num, " |
| "parent_device_name, parent_seq_no, " |
| "action_name, action_content_object) " |
| "VALUES (?, ?, ?, ?, ?, datetime(?, 'unixepoch')," |
| " ?, datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), ?,?, " |
| " ?, ?, " |
| " ?, ?);", -1, &stmt, 0); |
| |
| CcnxCharbufPtr device_name = deviceName.toCcnxCharbuf (); |
| sqlite3_bind_blob (stmt, 1, device_name->buf (), device_name->length (), SQLITE_STATIC); |
| sqlite3_bind_int64 (stmt, 2, seqno); |
| |
| sqlite3_bind_int (stmt, 3, action->action ()); |
| sqlite3_bind_text (stmt, 4, action->filename ().c_str (), action->filename ().size (), SQLITE_STATIC); |
| sqlite3_bind_int64 (stmt, 5, action->version ()); |
| sqlite3_bind_int64 (stmt, 6, action->timestamp ()); |
| |
| if (action->action () == ActionItem::UPDATE) |
| { |
| sqlite3_bind_blob (stmt, 7, action->file_hash ().c_str (), action->file_hash ().size (), SQLITE_STATIC); |
| |
| // sqlite3_bind_int64 (stmt, 8, atime); // NULL |
| sqlite3_bind_int64 (stmt, 9, action->mtime ()); |
| // sqlite3_bind_int64 (stmt, 10, ctime); // NULL |
| |
| sqlite3_bind_int (stmt, 11, action->mode ()); |
| sqlite3_bind_int (stmt, 12, action->seg_num ()); |
| } |
| |
| if (action->has_parent_device_name ()) |
| { |
| sqlite3_bind_blob (stmt, 13, action->parent_device_name ().c_str (), action->parent_device_name ().size (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 14, action->parent_seq_no ()); |
| } |
| |
| Name actionName = Name (deviceName)("action")(m_sharedFolderName)(seqno); |
| CcnxCharbufPtr namePtr = actionName.toCcnxCharbuf (); |
| |
| sqlite3_bind_blob (stmt, 15, namePtr->buf (), namePtr->length (), SQLITE_STATIC); |
| sqlite3_bind_blob (stmt, 16, head (actionPco->buf ()), actionPco->buf ().size (), SQLITE_STATIC); |
| sqlite3_step (stmt); |
| |
| // if action needs to be applied to file state, the trigger will take care of it |
| |
| _LOG_DEBUG_COND (sqlite3_errcode (m_db) != SQLITE_OK && sqlite3_errcode (m_db) != SQLITE_ROW, sqlite3_errmsg (m_db)); |
| |
| sqlite3_finalize (stmt); |
| |
| return action; |
| } |
| |
| ActionItemPtr |
| ActionLog::AddRemoteAction (Ccnx::PcoPtr actionPco) |
| { |
| Name name = actionPco->name (); |
| // <device_name>/"action"/<shared_folder_name_one_component>/<seqno> |
| |
| uint64_t seqno = name.getCompFromBackAsInt (0); |
| string sharedFolder = name.getCompFromBackAsString (1); |
| |
| if (sharedFolder != m_sharedFolderName) |
| { |
| BOOST_THROW_EXCEPTION (Error::ActionLog () << errmsg_info_str ("Action doesn't belong to this shared folder")); |
| } |
| |
| string action = name.getCompFromBackAsString (2); |
| |
| if (action != "action") |
| { |
| BOOST_THROW_EXCEPTION (Error::ActionLog () << errmsg_info_str ("not an action")); |
| } |
| Name deviceName = name.getPartialName (0, name.size ()-3); |
| |
| _LOG_DEBUG ("From [" << name << "] extracted deviceName: " << deviceName << ", sharedFolder: " << sharedFolder << ", seqno: " << seqno); |
| |
| return AddRemoteAction (deviceName, seqno, actionPco); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////////// |
| // SHOULD BE MOVED TO SEPARATE FILESTATE CLASS "EVENTUALLY" |
| /////////////////////////////////////////////////////////////////////////////////// |
| |
| void |
| ActionLog::apply_action_xFun (sqlite3_context *context, int argc, sqlite3_value **argv) |
| { |
| ActionLog *the = reinterpret_cast<ActionLog*> (sqlite3_user_data (context)); |
| |
| if (argc != 10) |
| { |
| sqlite3_result_error (context, "``apply_action'' expects 10 arguments", -1); |
| return; |
| } |
| |
| CcnxCharbuf device_name (sqlite3_value_blob (argv[0]), sqlite3_value_bytes (argv[0])); |
| sqlite3_int64 seq_no = sqlite3_value_int64 (argv[1]); |
| int action = sqlite3_value_int (argv[2]); |
| string filename = reinterpret_cast<const char*> (sqlite3_value_text (argv[3])); |
| |
| _LOG_TRACE ("apply_function called with " << argc); |
| _LOG_TRACE ("device_name: " << Name (device_name) |
| << ", action: " << action |
| << ", file: " << filename); |
| |
| if (action == 0) // update |
| { |
| Hash hash (sqlite3_value_blob (argv[4]), sqlite3_value_bytes (argv[4])); |
| time_t atime = static_cast<time_t> (sqlite3_value_int64 (argv[5])); |
| time_t mtime = static_cast<time_t> (sqlite3_value_int64 (argv[6])); |
| time_t ctime = static_cast<time_t> (sqlite3_value_int64 (argv[7])); |
| int mode = sqlite3_value_int (argv[8]); |
| int seg_num = sqlite3_value_int (argv[9]); |
| |
| _LOG_DEBUG ("Update " << filename << " " << atime << " " << mtime << " " << ctime << " " << hash); |
| |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (the->m_db, "UPDATE FileState " |
| "SET " |
| "device_name=?, seq_no=?, " |
| "file_hash=?," |
| "file_atime=datetime(?, 'unixepoch')," |
| "file_mtime=datetime(?, 'unixepoch')," |
| "file_ctime=datetime(?, 'unixepoch')," |
| "file_chmod=?, " |
| "file_seg_num=? " |
| "WHERE type=0 AND filename=?", -1, &stmt, 0); |
| |
| sqlite3_bind_blob (stmt, 1, device_name.buf (), device_name.length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 2, seq_no); |
| sqlite3_bind_blob (stmt, 3, hash.GetHash (), hash.GetHashBytes (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 4, atime); |
| sqlite3_bind_int64 (stmt, 5, mtime); |
| sqlite3_bind_int64 (stmt, 6, ctime); |
| sqlite3_bind_int (stmt, 7, mode); |
| sqlite3_bind_int (stmt, 8, seg_num); |
| sqlite3_bind_text (stmt, 9, filename.c_str (), -1, SQLITE_TRANSIENT); |
| |
| sqlite3_step (stmt); |
| |
| _LOG_DEBUG_COND (sqlite3_errcode (the->m_db) != SQLITE_OK, |
| sqlite3_errmsg (the->m_db)); |
| |
| sqlite3_finalize (stmt); |
| |
| int affected_rows = sqlite3_changes (the->m_db); |
| if (affected_rows == 0) // file didn't exist |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (the->m_db, "INSERT INTO FileState " |
| "(type,filename,device_name,seq_no,file_hash,file_atime,file_mtime,file_ctime,file_chmod,file_seg_num) " |
| "VALUES (0, ?, ?, ?, ?, " |
| "datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), datetime(?, 'unixepoch'), ?, ?)", -1, &stmt, 0); |
| |
| sqlite3_bind_text (stmt, 1, filename.c_str (), -1, SQLITE_TRANSIENT); |
| sqlite3_bind_blob (stmt, 2, device_name.buf (), device_name.length (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 3, seq_no); |
| sqlite3_bind_blob (stmt, 4, hash.GetHash (), hash.GetHashBytes (), SQLITE_TRANSIENT); |
| sqlite3_bind_int64 (stmt, 5, atime); |
| sqlite3_bind_int64 (stmt, 6, mtime); |
| sqlite3_bind_int64 (stmt, 7, ctime); |
| sqlite3_bind_int (stmt, 8, mode); |
| sqlite3_bind_int (stmt, 9, seg_num); |
| |
| sqlite3_step (stmt); |
| _LOG_DEBUG_COND (sqlite3_errcode (the->m_db) != SQLITE_OK, |
| sqlite3_errmsg (the->m_db)); |
| sqlite3_finalize (stmt); |
| } |
| } |
| else if (action == 1) // delete |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (the->m_db, "DELETE FROM FileState WHERE type=0 AND filename=?", -1, &stmt, 0); |
| sqlite3_bind_text (stmt, 1, filename.c_str (), -1, SQLITE_STATIC); |
| |
| _LOG_DEBUG ("Delete " << filename); |
| |
| sqlite3_step (stmt); |
| sqlite3_finalize (stmt); |
| } |
| |
| sqlite3_result_null (context); |
| } |
| |
| /** |
| * @todo Implement checking modification time and permissions |
| */ |
| bool |
| ActionLog::KnownFileState(const std::string &filename, const Hash &hash |
| /*, time_t mtime, int chmod*/) |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (m_db, "SELECT * FROM FileState WHERE filename = ? AND file_hash = ?;", -1, &stmt, 0); |
| sqlite3_bind_text(stmt, 1, filename.c_str(), -1, SQLITE_STATIC); |
| sqlite3_bind_blob(stmt, 2, hash.GetHash (), hash.GetHashBytes (), SQLITE_STATIC); |
| |
| bool retval = false; |
| if (sqlite3_step (stmt) == SQLITE_ROW) |
| { |
| retval = true; |
| } |
| sqlite3_finalize (stmt); |
| |
| return retval; |
| } |
| |
| sqlite3_int64 |
| ActionLog::LogSize () |
| { |
| sqlite3_stmt *stmt; |
| sqlite3_prepare_v2 (m_db, "SELECT count(*) FROM ActionLog", -1, &stmt, 0); |
| |
| sqlite3_int64 retval = -1; |
| if (sqlite3_step (stmt) == SQLITE_ROW) |
| { |
| retval = sqlite3_column_int64 (stmt, 0); |
| } |
| |
| return retval; |
| } |