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Deal with LevelDB errors

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This commit is contained in:
Pieter Wuille
2013-01-29 01:44:19 +01:00
committed by Pieter Wuille
parent 7851033dd6
commit 421218d304
4 changed files with 74 additions and 39 deletions
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16
src/leveldb.cpp
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@@ -12,6 +12,18 @@
#include <boost/filesystem.hpp>
void HandleError(const leveldb::Status &status) throw(leveldb_error) {
if (status.ok())
return;
if (status.IsCorruption())
throw leveldb_error("Database corrupted");
if (status.IsIOError())
throw leveldb_error("Database I/O error");
if (status.IsNotFound())
throw leveldb_error("Database entry missing");
throw leveldb_error("Unknown database error");
}
static leveldb::Options GetOptions(size_t nCacheSize) {
leveldb::Options options;
options.block_cache = leveldb::NewLRUCache(nCacheSize / 2);
@@ -57,12 +69,12 @@ CLevelDB::~CLevelDB() {
options.env = NULL;
}
bool CLevelDB::WriteBatch(CLevelDBBatch &batch, bool fSync) {
bool CLevelDB::WriteBatch(CLevelDBBatch &batch, bool fSync) throw(leveldb_error) {
leveldb::Status status = pdb->Write(fSync ? syncoptions : writeoptions, &batch.batch);
if (!status.ok()) {
printf("LevelDB write failure: %s\n", status.ToString().c_str());
HandleError(status);
return false;
}
return true;
}