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3a730a4222
A previous commit made posix::read changed return value from bool to int. However some callers still expected bool and compared a bool<0 which is always false.
88 lines
1.9 KiB
C++
88 lines
1.9 KiB
C++
/* Copyright (C) 2019 MariaDB Corporation
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "UnlinkTask.h"
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#include <errno.h>
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#include "messageFormat.h"
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#include "SMLogging.h"
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using namespace std;
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namespace storagemanager
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{
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UnlinkTask::UnlinkTask(int sock, uint len) : PosixTask(sock, len)
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{
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}
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UnlinkTask::~UnlinkTask()
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{
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}
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#define check_error(msg, ret) \
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if (success<0) \
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{ \
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handleError(msg, errno); \
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return ret; \
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}
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bool UnlinkTask::run()
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{
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SMLogging* logger = SMLogging::get();
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int success;
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uint8_t buf[1024] = {0};
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if (getLength() > 1023) {
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handleError("UnlinkTask read", ENAMETOOLONG);
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return true;
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}
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success = read(buf, getLength());
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check_error("UnlinkTask read", false);
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unlink_cmd *cmd = (unlink_cmd *) buf;
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#ifdef SM_TRACE
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logger->log(LOG_DEBUG,"unlink %s.",cmd->filename);
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#endif
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int err;
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try
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{
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err = ioc->unlink(cmd->filename);
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}
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catch (exception &e)
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{
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logger->log(LOG_DEBUG, "UnlinkTask: caught '%s'", e.what());
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errno = EIO;
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err = -1;
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}
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if (err)
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{
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handleError("UnlinkTask unlink", errno);
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return true;
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}
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sm_response *resp = (sm_response *) buf;
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resp->returnCode = 0;
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return write(*resp, 0);
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}
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}
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