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Verify checksums during journal reads

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This commit is contained in:
Vitaliy Filippov
2023-07-29 12:17:18 +03:00
parent a166147110
commit 213a9ccb4d
10 changed files with 295 additions and 195 deletions
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src/blockstore_impl.h
+6 -2
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@@ -333,12 +333,16 @@ class blockstore_impl_t
std::function<int(int, bool, uint32_t, uint32_t)> callback);
int fulfill_read(blockstore_op_t *read_op, uint64_t & fulfilled, uint32_t item_start, uint32_t item_end,
uint32_t item_state, uint64_t item_version, uint64_t item_location, uint64_t journal_sector, uint8_t *csum);
bool fulfill_clean_read(blockstore_op_t *read_op, uint64_t & fulfilled,
uint8_t *clean_entry_bitmap, uint64_t clean_loc, uint64_t clean_ver);
int fill_partial_checksum_blocks(std::vector<copy_buffer_t> & rv, uint64_t & fulfilled,
uint8_t *clean_entry_bitmap, uint8_t *read_buf, uint64_t read_offset, uint64_t read_end);
int pad_journal_read(std::vector<copy_buffer_t> & rv, copy_buffer_t & cp,
uint64_t dirty_offset, uint64_t dirty_end, uint64_t dirty_loc, uint8_t *csum_ptr,
uint64_t offset, uint64_t submit_len, uint64_t & blk_begin, uint64_t & blk_end, uint8_t* & blk_buf);
bool read_range_fulfilled(std::vector<copy_buffer_t> & rv, uint64_t & fulfilled, uint8_t *read_buf,
uint8_t *clean_entry_bitmap, uint32_t item_start, uint32_t item_end);
bool read_clean_checksum_block(blockstore_op_t *op, int rv_pos,
uint64_t &fulfilled, uint64_t clean_loc, uint32_t item_start, uint32_t item_end);
bool read_checksum_block(blockstore_op_t *op, int rv_pos, uint64_t &fulfilled, uint64_t clean_loc);
bool verify_padded_checksums(uint8_t *clean_entry_bitmap, uint32_t offset,
iovec *iov, int n_iov, std::function<void(uint32_t, uint32_t, uint32_t)> bad_block_cb);
bool verify_journal_checksums(uint8_t *csums, uint32_t offset,