127 lines
2.6 KiB
C++
127 lines
2.6 KiB
C++
#include "version.h"
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#include "era/commands.h"
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#include "era/metadata.h"
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#include "era/restore_emitter.h"
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#include "era/xml_format.h"
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#include "persistent-data/file_utils.h"
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#include <boost/lexical_cast.hpp>
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#include <fstream>
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#include <getopt.h>
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#include <iostream>
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#include <libgen.h>
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#include <string>
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using namespace boost;
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using namespace era;
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using namespace persistent_data;
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using namespace std;
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//----------------------------------------------------------------
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namespace {
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struct flags {
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flags()
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: quiet(false) {
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}
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optional<string> input;
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optional<string> output;
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bool quiet;
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};
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int restore(flags const &fs, bool quiet) {
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try {
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block_manager<>::ptr bm = open_bm(*fs.output, block_manager<>::READ_WRITE);
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metadata::ptr md(new metadata(bm, metadata::CREATE));
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emitter::ptr restorer = create_restore_emitter(*md);
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parse_xml(*fs.input, restorer, fs.quiet);
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} catch (std::exception &e) {
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cerr << e.what() << endl;
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return 1;
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}
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return 0;
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}
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void usage(ostream &out, string const &cmd) {
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out << "Usage: " << cmd << " [options]" << endl
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<< "Options:" << endl
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<< " {-h|--help}" << endl
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<< " {-i|--input} <input xml file>" << endl
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<< " {-o|--output} <output device or file>" << endl
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<< " {-q|--quiet}" << endl
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<< " {-V|--version}" << endl;
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}
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}
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int era_restore_main(int argc, char **argv)
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{
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int c;
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flags fs;
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char const *prog_name = basename(argv[0]);
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char const *short_opts = "hi:o:qV";
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option const long_opts[] = {
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{ "help", no_argument, NULL, 'h'},
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{ "input", required_argument, NULL, 'i' },
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{ "output", required_argument, NULL, 'o'},
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{ "quiet", no_argument, NULL, 'q'},
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{ "version", no_argument, NULL, 'V'},
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{ NULL, no_argument, NULL, 0 }
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};
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while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
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switch(c) {
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case 'h':
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usage(cout, prog_name);
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return 0;
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case 'i':
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fs.input = optional<string>(string(optarg));
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break;
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case 'o':
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fs.output = optional<string>(string(optarg));
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break;
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case 'q':
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fs.quiet = true;
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break;
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case 'V':
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cout << THIN_PROVISIONING_TOOLS_VERSION << endl;
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return 0;
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default:
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usage(cerr, prog_name);
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return 1;
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}
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}
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if (argc != optind) {
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usage(cerr, prog_name);
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return 1;
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}
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if (!fs.input) {
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cerr << "No input file provided." << endl << endl;
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usage(cerr, prog_name);
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return 1;
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}
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if (!fs.output) {
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cerr << "No output file provided." << endl << endl;
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usage(cerr, prog_name);
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return 1;
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}
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return restore(fs, fs.quiet);
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}
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base::command era::era_restore_cmd("era_restore", era_restore_main);
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//----------------------------------------------------------------
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