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/******************************************************************************
*
* Project: GDAL
* Purpose: gdal "vsi sync" subcommand
* Author: Even Rouault <even dot rouault at spatialys.com>
*
******************************************************************************
* Copyright (c) 2025, Even Rouault <even dot rouault at spatialys.com>
*
* SPDX-License-Identifier: MIT
****************************************************************************/
#include "gdalalg_vsi_sync.h"
#include "cpl_string.h"
#include "cpl_vsi.h"
#include "cpl_vsi_error.h"
//! @cond Doxygen_Suppress
#ifndef _
#define _(x) (x)
#endif
/************************************************************************/
/* GDALVSISyncAlgorithm::GDALVSISyncAlgorithm() */
/************************************************************************/
GDALVSISyncAlgorithm::GDALVSISyncAlgorithm()
: GDALAlgorithm(NAME, DESCRIPTION, HELP_URL)
{
AddProgressArg();
{
auto &arg =
AddArg("source", 0, _("Source file or directory name"), &m_source)
.SetPositional()
.SetMinCharCount(1)
.SetRequired();
SetAutoCompleteFunctionForFilename(arg, 0);
}
{
auto &arg =
AddArg("destination", 0, _("Destination file or directory name"),
&m_destination)
.SetPositional()
.SetMinCharCount(1)
.SetRequired();
SetAutoCompleteFunctionForFilename(arg, 0);
}
AddArg("recursive", 'r', _("Synchronize recursively"), &m_recursive);
AddArg("strategy", 0, _("Synchronization strategy"), &m_strategy)
.SetDefault(m_strategy)
.SetChoices("timestamp", "ETag", "overwrite");
AddNumThreadsArg(&m_numThreads, &m_numThreadsStr);
}
/************************************************************************/
/* GDALVSISyncAlgorithm::RunImpl() */
/************************************************************************/
bool GDALVSISyncAlgorithm::RunImpl(GDALProgressFunc pfnProgress,
void *pProgressData)
{
CPLStringList aosOptions;
aosOptions.SetNameValue("RECURSIVE", m_recursive ? "YES" : "NO");
aosOptions.SetNameValue("STRATEGY", m_strategy.c_str());
aosOptions.SetNameValue("NUM_THREADS", CPLSPrintf("%d", m_numThreads));
if (!VSISync(m_source.c_str(), m_destination.c_str(), aosOptions.List(),
pfnProgress, pProgressData, nullptr))
{
VSIStatBufL sStat;
VSIErrorReset();
const auto nOldErrorNum = VSIGetLastErrorNo();
if (VSIStatL(m_source.c_str(), &sStat) != 0)
{
if (nOldErrorNum != VSIGetLastErrorNo())
{
ReportError(CE_Failure, CPLE_FileIO,
"'%s' cannot be accessed. %s: %s", m_source.c_str(),
VSIErrorNumToString(VSIGetLastErrorNo()),
VSIGetLastErrorMsg());
}
else
{
ReportError(CE_Failure, CPLE_FileIO,
"'%s' does not exist or cannot be accessed",
m_source.c_str());
}
}
else
{
ReportError(CE_Failure, CPLE_FileIO,
"%s could not be synchronised with %s",
m_source.c_str(), m_destination.c_str());
}
return false;
}
return true;
}
//! @endcond
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