emo/thin-provisioning-tools
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[thin_generate_metadata] Support setting transaction id and metadata snapshots

Browse Source
This commit is contained in:
Ming-Hung Tsai
2020-06-02 19:33:50 +08:00
parent 524de134a4
commit ef8e94b22c
1 changed files with 37 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
thin-provisioning/thin_generate_metadata.cc
View File

@@ -40,6 +40,9 @@ namespace {
METADATA_OP_CREATE_THIN,
METADATA_OP_CREATE_SNAP,
METADATA_OP_DELETE_DEV,
METADATA_OP_SET_TRANSACTION_ID,
METADATA_OP_RESERVE_METADATA_SNAP,
METADATA_OP_RELEASE_METADATA_SNAP,
METADATA_OP_LAST
};
@@ -57,6 +60,7 @@ namespace {
block_address nr_data_blocks;
optional<thin_dev_t> dev_id;
optional<thin_dev_t> origin;
optional<uint64_t> trans_id;
optional<string> output;
};
@@ -88,6 +92,11 @@ namespace {
return false;
}
if (op == METADATA_OP_SET_TRANSACTION_ID && !trans_id) {
cerr << "no transaction id provided." << endl;
return false;
}
return true;
}
@@ -115,6 +124,15 @@ namespace {
case flags::METADATA_OP_DELETE_DEV:
pool->del(*fs.dev_id);
break;
case flags::METADATA_OP_SET_TRANSACTION_ID:
pool->set_transaction_id(*fs.trans_id);
break;
case flags::METADATA_OP_RESERVE_METADATA_SNAP:
pool->reserve_metadata_snap();
break;
case flags::METADATA_OP_RELEASE_METADATA_SNAP:
pool->release_metadata_snap();
break;
default:
break;
}
@@ -142,6 +160,9 @@ thin_generate_metadata_cmd::usage(std::ostream &out) const
<< " {--create-thin} <dev-id>\n"
<< " {--create-snap} <dev-id>\n"
<< " {--delete} <dev-id>\n"
<< " {--reserve-metadata-snap}\n"
<< " {--release-metadata-snap}\n"
<< " {--set-transaction-id} <tid>\n"
<< " {--data-block-size} <block size>\n"
<< " {--nr-data-blocks} <nr>\n"
<< " {--origin} <origin-id>\n"
@@ -163,6 +184,9 @@ thin_generate_metadata_cmd::run(int argc, char **argv)
{ "create-thin", required_argument, NULL, 3 },
{ "create-snap", required_argument, NULL, 4 },
{ "delete", required_argument, NULL, 5 },
{ "set-transaction-id", required_argument, NULL, 6 },
{ "reserve-metadata-snap", no_argument, NULL, 7 },
{ "release-metadata-snap", no_argument, NULL, 8 },
{ "data-block-size", required_argument, NULL, 101 },
{ "nr-data-blocks", required_argument, NULL, 102 },
{ "origin", required_argument, NULL, 401 },
@@ -203,6 +227,19 @@ thin_generate_metadata_cmd::run(int argc, char **argv)
fs.dev_id = parse_uint64(optarg, "device id");
break;
case 6:
fs.op = flags::METADATA_OP_SET_TRANSACTION_ID;
fs.trans_id = parse_uint64(optarg, "transaction id");
break;
case 7:
fs.op = flags::METADATA_OP_RESERVE_METADATA_SNAP;
break;
case 8:
fs.op = flags::METADATA_OP_RELEASE_METADATA_SNAP;
break;
case 101:
fs.data_block_size = parse_uint64(optarg, "data block size");
break;