diff options
Diffstat (limited to 'rt/UPGRADING')
| -rw-r--r-- | rt/UPGRADING | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/rt/UPGRADING b/rt/UPGRADING index 150a7e980..6466a36a5 100644 --- a/rt/UPGRADING +++ b/rt/UPGRADING @@ -18,6 +18,27 @@ If you are using MySQL, please read the instructions in UPGRADING.mysql as well. ******* +UPGRADING FROM 3.8.8 and earlier - Changes: + +Previous versions of RT used a password hashing scheme which was too +easy to reverse, which could allow attackers with read access to the +RT database to possibly compromise users' passwords. Even if RT does +no password authentication itself, it may still store these weak +password hashes -- using ExternalAuth does not guarantee that you are +not vulnerable! To upgrade stored passwords to a stronger hash, run: + + perl etc/upgrade/vulnerable-passwords + + +We've proved that it's possible to delete set of records +from Transactions table without losing functionality. To delete +records run the following script: + + perl -I /opt/rt3/local/lib -I /opt/rt3/lib etc/upgrade/shrink_transactions_table.pl + +If you chose not to run the shrink_cgm_table.pl script when you upgraded to 3.8, +you should read more about it below and run it at this point. + UPGRADING FROM 3.8.7 and earlier - Changes: RT's ChartFont option has been changed from a string to a hash which @@ -125,10 +146,17 @@ UPGRADING FROM 3.7.85 and earlier - Changes: We've proved that it's possible to delete pretty big set of records from CachedGroupMembers table without losing functionality. To delete -record run the following script: +record run the following script. If you don't run this, you may +occasionally see problems where RT miscounts users, particularly in the +chart functionality. perl -I /opt/rt3/local/lib -I /opt/rt3/lib etc/upgrade/shrink_cgm_table.pl +After you run this, you'll have significantly reduced the number of +records in your CachedGroupMembers table and may need to tell your +database to refresh indexes/statistics. Please consult your DBA for +specific instructions for your database. + UPGRADING FROM 3.7.81 and earlier - Changes: RT::Extension::BrandedQueues has been integrated into core, so you MUST read |