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Corrupt superblock repair

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This commit is contained in:
Nikhil Kshirsagar
2019-10-25 15:02:56 +05:30
parent 0fc7529c01
commit 91b4714e38
14 changed files with 674 additions and 226 deletions
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60
thin-provisioning/thin_dump.cc
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@@ -84,33 +84,35 @@ namespace {
return e;
}
int dump_(string const &path, ostream &out, struct flags &flags) {
try {
emitter::ptr e = create_emitter(flags.format, out);
int dump_(string const &path, ostream &out, struct flags &flags) {
try {
emitter::ptr inner = create_emitter(flags.format, out);
emitter::ptr e = create_override_emitter(inner, flags.opts.overrides_);
if (flags.repair) {
auto bm = open_bm(path, block_manager<>::READ_ONLY, true);
metadata_repair(bm, e);
} else {
metadata::ptr md = open_metadata(path, flags);
metadata_dump(md, e, flags.opts);
}
if (flags.repair) {
auto bm = open_bm(path, block_manager<>::READ_ONLY, true);
metadata_repair(bm, e, flags.opts.overrides_);
} else {
metadata::ptr md = open_metadata(path, flags);
metadata_dump(md, e, flags.opts);
}
} catch (std::exception &e) {
cerr << e.what() << endl;
return 1;
}
} catch (std::exception &e) {
cerr << e.what() << endl;
return 1;
}
return 0;
}
return 0;
}
int dump(string const &path, char const *output, struct flags &flags) {
if (output) {
ofstream out(output);
return dump_(path, out, flags);
} else
return dump_(path, cout, flags);
}
int dump(string const &path, char const *output, struct flags &flags) {
if (output) {
ofstream out(output);
return dump_(path, out, flags);
} else
return dump_(path, cout, flags);
}
}
//----------------------------------------------------------------
@@ -205,6 +207,18 @@ thin_dump_cmd::run(int argc, char **argv)
flags.opts.skip_mappings_ = true;
break;
case 3:
flags.opts.overrides_.transaction_id_ = parse_uint64(optarg, "transaction id");
break;
case 4:
flags.opts.overrides_.data_block_size_ = static_cast<uint32_t>(parse_uint64(optarg, "data block size"));
break;
case 5:
flags.opts.overrides_.nr_data_blocks_ = parse_uint64(optarg, "nr data blocks");
break;
case 'V':
cout << THIN_PROVISIONING_TOOLS_VERSION << endl;
return 0;