145 lines
3.2 KiB
C++
145 lines
3.2 KiB
C++
#include "version.h"
|
|
|
|
#include "caching/metadata.h"
|
|
#include "caching/restore_emitter.h"
|
|
#include "caching/xml_format.h"
|
|
#include "persistent-data/file_utils.h"
|
|
|
|
#include <boost/lexical_cast.hpp>
|
|
#include <fstream>
|
|
#include <getopt.h>
|
|
#include <iostream>
|
|
#include <libgen.h>
|
|
#include <string>
|
|
|
|
using namespace boost;
|
|
using namespace caching;
|
|
using namespace persistent_data;
|
|
using namespace std;
|
|
|
|
//----------------------------------------------------------------
|
|
|
|
namespace {
|
|
struct flags {
|
|
flags()
|
|
: metadata_version(1),
|
|
override_metadata_version(false),
|
|
clean_shutdown(true) {
|
|
}
|
|
|
|
optional<string> input;
|
|
optional<string> output;
|
|
|
|
uint32_t metadata_version;
|
|
bool override_metadata_version;
|
|
bool clean_shutdown;
|
|
};
|
|
|
|
int restore(flags const &fs) {
|
|
try {
|
|
block_manager<>::ptr bm = open_bm(*fs.output, block_io<>::READ_WRITE);
|
|
metadata::ptr md(new metadata(bm, metadata::CREATE));
|
|
emitter::ptr restorer = create_restore_emitter(md, fs.clean_shutdown);
|
|
|
|
if (fs.override_metadata_version) {
|
|
cerr << "overriding" << endl;
|
|
md->sb_.version = fs.metadata_version;
|
|
}
|
|
|
|
check_file_exists(*fs.input);
|
|
ifstream in(fs.input->c_str(), ifstream::in);
|
|
parse_xml(in, restorer);
|
|
|
|
} catch (std::exception &e) {
|
|
cerr << e.what() << endl;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void usage(ostream &out, string const &cmd) {
|
|
out << "Usage: " << cmd << " [options]" << endl
|
|
<< "Options:" << endl
|
|
<< " {-h|--help}" << endl
|
|
<< " {-i|--input} <input xml file>" << endl
|
|
<< " {-o|--output} <output device or file>" << endl
|
|
<< " {-V|--version}" << endl
|
|
<< endl
|
|
<< " {--debug-override-metadata-version} <integer>" << endl
|
|
<< " {--omit-clean-shutdown}" << endl;
|
|
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int c;
|
|
flags fs;
|
|
char const *prog_name = basename(argv[0]);
|
|
char const *short_opts = "hi:o:V";
|
|
option const long_opts[] = {
|
|
{ "debug-override-metadata-version", required_argument, NULL, 0 },
|
|
{ "omit-clean-shutdown", no_argument, NULL, 1 },
|
|
{ "help", no_argument, NULL, 'h'},
|
|
{ "input", required_argument, NULL, 'i' },
|
|
{ "output", required_argument, NULL, 'o'},
|
|
{ "version", no_argument, NULL, 'V'},
|
|
{ NULL, no_argument, NULL, 0 }
|
|
};
|
|
|
|
while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
|
|
switch(c) {
|
|
case 0:
|
|
fs.metadata_version = lexical_cast<uint32_t>(optarg);
|
|
fs.override_metadata_version = true;
|
|
break;
|
|
|
|
case 1:
|
|
fs.clean_shutdown = false;
|
|
break;
|
|
|
|
case 'h':
|
|
usage(cout, prog_name);
|
|
return 0;
|
|
|
|
case 'i':
|
|
fs.input = optional<string>(string(optarg));
|
|
break;
|
|
|
|
case 'o':
|
|
fs.output = optional<string>(string(optarg));
|
|
break;
|
|
|
|
case 'V':
|
|
cout << THIN_PROVISIONING_TOOLS_VERSION << endl;
|
|
return 0;
|
|
|
|
default:
|
|
usage(cerr, prog_name);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
if (argc != optind) {
|
|
usage(cerr, prog_name);
|
|
return 1;
|
|
}
|
|
|
|
if (!fs.input) {
|
|
cerr << "No input file provided." << endl << endl;
|
|
usage(cerr, prog_name);
|
|
return 1;
|
|
}
|
|
|
|
if (!fs.output) {
|
|
cerr << "No output file provided." << endl << endl;
|
|
usage(cerr, prog_name);
|
|
return 1;
|
|
}
|
|
|
|
return restore(fs);
|
|
}
|
|
|
|
//----------------------------------------------------------------
|