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[space-maps/disk] Show the block address in exception string

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This commit is contained in:
Ming-Hung Tsai 2020-08-12 10:53:10 +08:00
parent 1cfdcd58c5
commit 0349e9c9e2
1 changed files with 24 additions and 8 deletions
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32
persistent-data/space-maps/disk.cc
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@ -43,11 +43,19 @@ namespace {
bitmap_header const *data = reinterpret_cast<bitmap_header const *>(raw); bitmap_header const *data = reinterpret_cast<bitmap_header const *>(raw);
crc32c sum(BITMAP_CSUM_XOR); crc32c sum(BITMAP_CSUM_XOR);
sum.append(&data->not_used, MD_BLOCK_SIZE - sizeof(uint32_t)); sum.append(&data->not_used, MD_BLOCK_SIZE - sizeof(uint32_t));
if (sum.get_sum() != to_cpu<uint32_t>(data->csum)) if (sum.get_sum() != to_cpu<uint32_t>(data->csum)) {
throw checksum_error("bad checksum in space map bitmap"); std::ostringstream out;
out << "bad checksum in space map bitmap (block "
<< location << ")";
throw checksum_error(out.str());
}
if (to_cpu<uint64_t>(data->blocknr) != location) if (to_cpu<uint64_t>(data->blocknr) != location) {
throw checksum_error("bad block nr in space map bitmap"); std::ostringstream out;
out << "bad block nr in space map bitmap (block "
<< location << ")";
throw checksum_error(out.str());
}
} }
virtual bool check_raw(void const *raw) const { virtual bool check_raw(void const *raw) const {
@ -77,11 +85,19 @@ namespace {
metadata_index const *mi = reinterpret_cast<metadata_index const *>(raw); metadata_index const *mi = reinterpret_cast<metadata_index const *>(raw);
crc32c sum(INDEX_CSUM_XOR); crc32c sum(INDEX_CSUM_XOR);
sum.append(&mi->padding_, MD_BLOCK_SIZE - sizeof(uint32_t)); sum.append(&mi->padding_, MD_BLOCK_SIZE - sizeof(uint32_t));
if (sum.get_sum() != to_cpu<uint32_t>(mi->csum_)) if (sum.get_sum() != to_cpu<uint32_t>(mi->csum_)) {
throw checksum_error("bad checksum in metadata index block"); std::ostringstream out;
out << "bad checksum in metadata index block (block "
<< location << ")";
throw checksum_error(out.str());
}
if (to_cpu<uint64_t>(mi->blocknr_) != location) if (to_cpu<uint64_t>(mi->blocknr_) != location) {
throw checksum_error("bad block nr in metadata index block"); std::ostringstream out;
out << "bad block nr in metadata index block (block "
<< location << ")";
throw checksum_error(out.str());
}
} }
virtual bool check_raw(void const *raw) const { virtual bool check_raw(void const *raw) const {