remove_old_checkpoints.bat #3

:: ============================================================================
:: Copyright and license info is available in the LICENSE file included with
:: the Server Deployment Package (SDP), and also available online:
:: https://swarm.workshop.perforce.com/projects/perforce-software-sdp/view/main/LICENSE
:: ----------------------------------------------------------------------------

@echo off

set CkpNum=%1
set KeepCkpNum=%2

if %CkpNum%x == x (
   echo Usage Error: remove_old_checkpoints.bat CkpNum KeepCkpNum
   exit /b 1
)

if %KeepCkpNum%x == x (
   echo Usage Error: remove_old_checkpoints.bat CkpNum KeepCkpNum
   exit /b 1
)

:: I = Highest checkpoint number to remove.
set /A I="CkpNum - KeepCkpNum"

:: J = Highest journal number to remove.
set /A J="I - 1"

if %KeepCkpNum%x == x (
   echo Warning: KeepCkpNum not defined.  No old checkpoints deleted.
   exit /b 1
)

if %KeepCkpNum% == 0 (
   echo Info: KEEPCKPS set to 0.  No old checkpoints deleted.
   exit /b 0
)

if %CHECKPOINTS_DIR%x == x (
   echo Warning: CHECKPOINTS not defined.  No old checkpoints deleted.
   exit /b 1
)

if %SDP_INSTANCE_P4SERVICE_NAME%x == x (
   echo Warning: P4SERVICE not defined.  No old checkpoints deleted.
   exit /b 1
)

if %KeepCkpNum% == 0 (
   echo .
   echo Skipping cleanup of old checkpoint files because KEEPCKPS is set to 0.
   echo .
   exit /b 0
)

echo Removing old checkpoint and journal files.
echo Keeping latest %KeepCkpNum%, per KEEPCKPS setting in sdp_config.ini.
echo Latest checkpoint file is number %CKP%.
echo .

if %I% LSS 8 (
   echo No checkpoint or journal files need to be deleted.
   echo .
   exit /b 0
) ELSE (
   echo Deleting existing checkpoints numbered 8-%I%.  Delete 1-7 manually.
   echo Deleting existing journals numbered 7-%J%.  Delete 1-6 manually.
   echo .
)

set ORIG_DIR=%CD%
cd /D "%CHECKPOINTS_DIR%"

for /L %%C in (%I%, -1, 8) do (
   if exist %SDP_INSTANCE_P4SERVICE_NAME%.ckp.%%C.gz (
      echo DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.ckp.%%C.gz
      DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.ckp.%%C.gz
      DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.ckp.%%C.gz.md5
   )
)

for /L %%D in (%J%, -1, 7) do (
   if exist %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D.gz (
      echo DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D.gz
      DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D.gz
   )
   if exist %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D (
      echo DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D
      DEL /F /Q %SDP_INSTANCE_P4SERVICE_NAME%.jnl.%%D
   )
)

echo Checkpoint and journal file cleanup complete.
echo .

cd /d "%ORIG_DIR%"

exit /b 0