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application.cpp: Handle exception in open() by re-indexing #492

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This commit is contained in:
theoreticalbts 2016-01-04 10:24:09 -05:00
parent 51c10580fa
commit 3af94b7878
1 changed files with 20 additions and 4 deletions
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24
libraries/app/application.cpp
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@ -328,9 +328,27 @@ namespace detail {
fc::read_file_contents( _data_dir / "db_version", version_str ); fc::read_file_contents( _data_dir / "db_version", version_str );
return (version_str != GRAPHENE_CURRENT_DB_VERSION); return (version_str != GRAPHENE_CURRENT_DB_VERSION);
}; };
if( !is_new() && is_outdated() )
bool need_reindex = (!is_new() && is_outdated());
std::string reindex_reason = "version upgrade";
if( !need_reindex )
{ {
ilog("Replaying blockchain due to version upgrade"); try
{
_chain_db->open(_data_dir / "blockchain", initial_state);
}
catch( const fc::exception& e )
{
ilog( "caught exception ${e} in open()", ("e", e.to_detail_string()) );
need_reindex = true;
reindex_reason = "exception in open()";
}
}
if( need_reindex )
{
ilog("Replaying blockchain due to ${reason}", ("reason", reindex_reason) );
fc::remove_all( _data_dir / "db_version" ); fc::remove_all( _data_dir / "db_version" );
_chain_db->reindex(_data_dir / "blockchain", initial_state()); _chain_db->reindex(_data_dir / "blockchain", initial_state());
@ -346,8 +364,6 @@ namespace detail {
db_version.write( version_string.c_str(), version_string.size() ); db_version.write( version_string.c_str(), version_string.size() );
db_version.close(); db_version.close();
} }
} else {
_chain_db->open(_data_dir / "blockchain", initial_state);
} }
} else { } else {
wlog("Detected unclean shutdown. Replaying blockchain..."); wlog("Detected unclean shutdown. Replaying blockchain...");