thebestvibedev/tromcho.net
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implement bdrv_co_block_status for snapshot export support

Browse Source
This commit is contained in:
Vitaliy Filippov
2023-01-07 17:06:58 +03:00
parent 373f9d0387
commit 137309cf29
11 changed files with 380 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/vitastor_c.cpp
+41
View File
@@ -207,6 +207,28 @@ void vitastor_c_write(vitastor_c *client, uint64_t inode, uint64_t offset, uint6
client->cli->execute(op);
}
void vitastor_c_read_bitmap(vitastor_c *client, uint64_t inode, uint64_t offset, uint64_t len,
int with_parents, VitastorReadBitmapHandler cb, void *opaque)
{
cluster_op_t *op = new cluster_op_t;
op->opcode = with_parents ? OSD_OP_READ_CHAIN_BITMAP : OSD_OP_READ_BITMAP;
op->inode = inode;
op->offset = offset;
op->len = len;
op->callback = [cb, opaque](cluster_op_t *op)
{
uint8_t *bitmap = NULL;
if (op->retval >= 0)
{
bitmap = (uint8_t*)op->bitmap_buf;
op->bitmap_buf = NULL;
}
cb(opaque, op->retval, bitmap);
delete op;
};
client->cli->execute(op);
}
void vitastor_c_sync(vitastor_c *client, VitastorIOHandler cb, void *opaque)
{
cluster_op_t *op = new cluster_op_t;
@@ -245,6 +267,25 @@ uint64_t vitastor_c_inode_get_num(void *handle)
return watch->cfg.num;
}
uint32_t vitastor_c_inode_get_block_size(vitastor_c *client, uint64_t inode_num)
{
auto pool_it = client->cli->st_cli.pool_config.find(INODE_POOL(inode_num));
if (pool_it == client->cli->st_cli.pool_config.end())
return 0;
auto & pool_cfg = pool_it->second;
uint32_t pg_data_size = (pool_cfg.scheme == POOL_SCHEME_REPLICATED ? 1 : pool_cfg.pg_size-pool_cfg.parity_chunks);
return pool_cfg.data_block_size * pg_data_size;
}
uint32_t vitastor_c_inode_get_bitmap_granularity(vitastor_c *client, uint64_t inode_num)
{
auto pool_it = client->cli->st_cli.pool_config.find(INODE_POOL(inode_num));
if (pool_it == client->cli->st_cli.pool_config.end())
return 0;
// FIXME: READ_BITMAP may fails if parent bitmap granularity differs from inode bitmap granularity
return pool_it->second.bitmap_granularity;
}
int vitastor_c_inode_get_readonly(void *handle)
{
inode_watch_t *watch = (inode_watch_t*)handle;