Perform asset storage transactionally

xassetservice
Justin Clark-Casey (justincc) 2012-03-02 23:41:54 +00:00
parent 7113b44bdd
commit 94b323d1d8
1 changed files with 72 additions and 60 deletions

View File

@ -166,71 +166,83 @@ namespace OpenSim.Data.MySQL
{
dbcon.Open();
string assetName = asset.Name;
if (asset.Name.Length > 64)
using (MySqlTransaction transaction = dbcon.BeginTransaction())
{
assetName = asset.Name.Substring(0, 64);
m_log.Warn("[XASSET DB]: Name field truncated from " + asset.Name.Length + " to " + assetName.Length + " characters on add");
}
string assetDescription = asset.Description;
if (asset.Description.Length > 64)
{
assetDescription = asset.Description.Substring(0, 64);
m_log.Warn("[XASSET DB]: Description field truncated from " + asset.Description.Length + " to " + assetDescription.Length + " characters on add");
}
string hash = Util.SHA1Hash(asset.Data);
try
{
using (MySqlCommand cmd =
new MySqlCommand(
"replace INTO xassetsmeta(id, hash, name, description, asset_type, local, temporary, create_time, access_time, asset_flags, creator_id)" +
"VALUES(?id, ?hash, ?name, ?description, ?asset_type, ?local, ?temporary, ?create_time, ?access_time, ?asset_flags, ?creator_id)",
dbcon))
string assetName = asset.Name;
if (asset.Name.Length > 64)
{
// create unix epoch time
int now = (int)Utils.DateTimeToUnixTime(DateTime.UtcNow);
cmd.Parameters.AddWithValue("?id", asset.ID);
cmd.Parameters.AddWithValue("?hash", hash);
cmd.Parameters.AddWithValue("?name", assetName);
cmd.Parameters.AddWithValue("?description", assetDescription);
cmd.Parameters.AddWithValue("?asset_type", asset.Type);
cmd.Parameters.AddWithValue("?local", asset.Local);
cmd.Parameters.AddWithValue("?temporary", asset.Temporary);
cmd.Parameters.AddWithValue("?create_time", now);
cmd.Parameters.AddWithValue("?access_time", now);
cmd.Parameters.AddWithValue("?creator_id", asset.Metadata.CreatorID);
cmd.Parameters.AddWithValue("?asset_flags", (int)asset.Flags);
cmd.Parameters.AddWithValue("?data", asset.Data);
cmd.ExecuteNonQuery();
cmd.Dispose();
assetName = asset.Name.Substring(0, 64);
m_log.Warn("[XASSET DB]: Name field truncated from " + asset.Name.Length + " to " + assetName.Length + " characters on add");
}
}
catch (Exception e)
{
m_log.ErrorFormat("[ASSET DB]: MySQL failure creating asset metadata {0} with name \"{1}\". Error: {2}",
asset.FullID, asset.Name, e.Message);
}
try
{
using (MySqlCommand cmd =
new MySqlCommand(
"replace INTO xassetsdata(hash, data) VALUES(?hash, ?data)",
dbcon))
string assetDescription = asset.Description;
if (asset.Description.Length > 64)
{
cmd.Parameters.AddWithValue("?hash", hash);
cmd.Parameters.AddWithValue("?data", asset.Data);
cmd.ExecuteNonQuery();
cmd.Dispose();
assetDescription = asset.Description.Substring(0, 64);
m_log.Warn("[XASSET DB]: Description field truncated from " + asset.Description.Length + " to " + assetDescription.Length + " characters on add");
}
}
catch (Exception e)
{
m_log.ErrorFormat("[XASSET DB]: MySQL failure creating asset data {0} with name \"{1}\". Error: {2}",
asset.FullID, asset.Name, e.Message);
string hash = Util.SHA1Hash(asset.Data);
try
{
using (MySqlCommand cmd =
new MySqlCommand(
"replace INTO xassetsmeta(id, hash, name, description, asset_type, local, temporary, create_time, access_time, asset_flags, creator_id)" +
"VALUES(?id, ?hash, ?name, ?description, ?asset_type, ?local, ?temporary, ?create_time, ?access_time, ?asset_flags, ?creator_id)",
dbcon))
{
// create unix epoch time
int now = (int)Utils.DateTimeToUnixTime(DateTime.UtcNow);
cmd.Parameters.AddWithValue("?id", asset.ID);
cmd.Parameters.AddWithValue("?hash", hash);
cmd.Parameters.AddWithValue("?name", assetName);
cmd.Parameters.AddWithValue("?description", assetDescription);
cmd.Parameters.AddWithValue("?asset_type", asset.Type);
cmd.Parameters.AddWithValue("?local", asset.Local);
cmd.Parameters.AddWithValue("?temporary", asset.Temporary);
cmd.Parameters.AddWithValue("?create_time", now);
cmd.Parameters.AddWithValue("?access_time", now);
cmd.Parameters.AddWithValue("?creator_id", asset.Metadata.CreatorID);
cmd.Parameters.AddWithValue("?asset_flags", (int)asset.Flags);
cmd.Parameters.AddWithValue("?data", asset.Data);
cmd.ExecuteNonQuery();
}
}
catch (Exception e)
{
m_log.ErrorFormat("[ASSET DB]: MySQL failure creating asset metadata {0} with name \"{1}\". Error: {2}",
asset.FullID, asset.Name, e.Message);
transaction.Rollback();
return;
}
try
{
using (MySqlCommand cmd =
new MySqlCommand(
"replace INTO xassetsdata(hash, data) VALUES(?hash, ?data)",
dbcon))
{
cmd.Parameters.AddWithValue("?hash", hash);
cmd.Parameters.AddWithValue("?data", asset.Data);
cmd.ExecuteNonQuery();
}
}
catch (Exception e)
{
m_log.ErrorFormat("[XASSET DB]: MySQL failure creating asset data {0} with name \"{1}\". Error: {2}",
asset.FullID, asset.Name, e.Message);
transaction.Rollback();
return;
}
transaction.Commit();
}
}
}