emo/thin-provisioning-tools
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[all tools] Factor out open_bm() and open_tm.

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Many duplicates of this code.
This commit is contained in:
Joe Thornber
2017-10-05 11:53:40 +01:00
parent 924a996fa7
commit 3c761e6822
11 changed files with 44 additions and 122 deletions
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21
thin-provisioning/thin_check.cc
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@@ -33,6 +33,7 @@
#include "persistent-data/space-maps/core.h"
#include "persistent-data/space-maps/disk.h"
#include "persistent-data/file_utils.h"
#include "thin-provisioning/metadata.h"
#include "thin-provisioning/device_tree.h"
#include "thin-provisioning/mapping_tree.h"
#include "thin-provisioning/metadata_counter.h"
@@ -46,23 +47,6 @@ using namespace thin_provisioning;
//----------------------------------------------------------------
namespace {
block_manager<>::ptr
open_bm(string const &path) {
block_address nr_blocks = get_nr_metadata_blocks(path);
block_manager<>::mode m = block_manager<>::READ_ONLY;
return block_manager<>::ptr(new block_manager<>(path, nr_blocks, 1, m));
}
transaction_manager::ptr
open_tm(block_manager<>::ptr bm) {
space_map::ptr sm(new core_map(bm->get_nr_blocks()));
sm->inc(superblock_detail::SUPERBLOCK_LOCATION);
transaction_manager::ptr tm(new transaction_manager(bm, sm));
return tm;
}
//--------------------------------
class superblock_reporter : public superblock_detail::damage_visitor {
public:
superblock_reporter(nested_output &out)
@@ -246,7 +230,8 @@ namespace {
}
superblock_detail::superblock sb = read_superblock(bm);
transaction_manager::ptr tm = open_tm(bm);
transaction_manager::ptr tm =
open_tm(bm, superblock_detail::SUPERBLOCK_LOCATION);
if (fs.check_device_tree) {
out << "examining devices tree" << end_message();