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Merge pull request #3020 from ethcore/fix-old-migrations

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apply post-consolidation migrations after consolidating
This commit is contained in:
Robert Habermeier 2016-11-01 14:32:23 +01:00 committed by GitHub
commit 19d5f93745
2 changed files with 7 additions and 1 deletions
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7
parity/migration.rs
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@ -239,9 +239,11 @@ pub fn migrate(path: &Path, pruning: Algorithm, compaction_profile: CompactionPr
// Perform pre-consolidation migrations
if version < CONSOLIDATION_VERSION && exists(&legacy::blocks_database_path(path)) {
println!("Migrating database from version {} to {}", version, CONSOLIDATION_VERSION);
try!(migrate_database(version, legacy::blocks_database_path(path), try!(legacy::blocks_database_migrations(&compaction_profile))));
try!(migrate_database(version, legacy::extras_database_path(path), try!(legacy::extras_database_migrations(&compaction_profile))));
try!(migrate_database(version, legacy::state_database_path(path), try!(legacy::state_database_migrations(pruning, &compaction_profile))));
try!(migrate_database(version, legacy::blocks_database_path(path), try!(legacy::blocks_database_migrations(&compaction_profile))));
let db_path = consolidated_database_path(path);
// Remove the database dir (it shouldn't exist anyway, but it might when migration was interrupted)
let _ = fs::remove_dir_all(db_path.clone());
@ -257,6 +259,9 @@ pub fn migrate(path: &Path, pruning: Algorithm, compaction_profile: CompactionPr
println!("Migration finished");
}
// update version so we can apply post-consolidation migrations.
let version = ::std::cmp::max(CONSOLIDATION_VERSION, version);
// Further migrations
if version >= CONSOLIDATION_VERSION && version < CURRENT_VERSION && exists(&consolidated_database_path(path)) {
println!("Migrating database from version {} to {}", ::std::cmp::max(CONSOLIDATION_VERSION, version), CURRENT_VERSION);

1
util/src/migration/mod.rs
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@ -251,6 +251,7 @@ impl Manager {
let mut cur_db = Arc::new(try!(Database::open(&db_config, old_path_str).map_err(Error::Custom)));
for migration in migrations {
trace!(target: "migration", "starting migration to version {}", migration.version());
// Change number of columns in new db
let current_columns = db_config.columns;
db_config.columns = migration.columns();