forked from vitalif/vitastor
Fix snapshot chain "down-merge" ("up-merge" worked well...)
parent
b14220b4d0
commit
878ccbb6ea
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@ -41,7 +41,7 @@ struct snap_merger_t
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int fsync_interval = 128;
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// -- STATE --
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inode_t target;
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inode_t target, to_num;
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int target_rank;
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bool inside_continue = false;
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int state = 0;
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@ -98,6 +98,7 @@ struct snap_merger_t
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state = 100;
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return;
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}
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to_num = to_cfg->num;
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// Check that to_cfg is actually a child of from_cfg and target_cfg is somewhere between them
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std::vector<inode_t> chain_list;
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inode_config_t *cur = to_cfg;
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@ -451,7 +452,7 @@ struct snap_merger_t
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{
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cluster_op_t *op = &rwo->op;
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op->opcode = OSD_OP_READ;
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op->inode = target;
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op->inode = to_num;
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op->offset = rwo->offset;
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op->len = target_block_size;
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op->iov.push_back(rwo->buf, target_block_size);
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@ -483,7 +484,7 @@ struct snap_merger_t
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{
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// write start->end
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rwo->todo++;
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write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas ? 1+rwo->op.version : 0);
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write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas && to_num == target ? 1+rwo->op.version : 0);
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rwo->start = rwo->end;
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if (use_cas)
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{
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@ -502,7 +503,7 @@ struct snap_merger_t
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{
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// write start->end
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rwo->todo++;
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write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas ? 1+rwo->op.version : 0);
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write_subop(rwo, rwo->start*gran, rwo->end*gran, use_cas && to_num == target ? 1+rwo->op.version : 0);
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rwo->start = rwo->end;
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if (use_cas)
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{
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@ -338,7 +338,11 @@ resume_100:
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}
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for (auto inode_result: data["responses"].array_items())
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{
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auto kv = parent->cli->st_cli.parse_etcd_kv(inode_result["kvs"][0]);
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if (inode_result["response_range"]["kvs"].array_items().size() == 0)
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{
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continue;
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}
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auto kv = parent->cli->st_cli.parse_etcd_kv(inode_result["response_range"]["kvs"][0]);
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pool_id_t pool_id = 0;
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inode_t inode = 0;
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char null_byte = 0;
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