Validate pool ID before executing the operation

Reply -EPIPE for non-existing pools because we assume that it means
that pool config isn't loaded yet. Previously OSD crashed on such operations
Vitaliy Filippov 2020-10-30 01:02:32 +03:00
parent 1eda7f529d
commit 6561d4e040
1 changed files with 8 additions and 1 deletions

View File

@ -18,7 +18,14 @@ bool osd_t::prepare_primary_rw(osd_op_t *cur_op)
// Our EC scheme stores data in fixed chunks equal to (K*block size)
// K = pg_minsize in case of EC/XOR, or 1 for replicated pools
pool_id_t pool_id = INODE_POOL(cur_op->req.rw.inode);
auto & pool_cfg = st_cli.pool_config[pool_id];
auto pool_cfg_it = st_cli.pool_config.find(pool_id);
if (pool_cfg_it == st_cli.pool_config.end())
{
// Pool config is not loaded yet
finish_op(cur_op, -EPIPE);
return false;
}
auto & pool_cfg = pool_cfg_it->second;
uint64_t pg_block_size = bs_block_size * (pool_cfg.scheme == POOL_SCHEME_REPLICATED ? 1 : pool_cfg.pg_minsize);
object_id oid = {
.inode = cur_op->req.rw.inode,