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# See the file LICENSE for redistribution information.
#
# Copyright (c) 2004-2009 Oracle. All rights reserved.
#
# $Id$
#
# TEST rep032
# TEST Test of log gap processing.
# TEST
# TEST One master, one client.
# TEST Run rep_test.
# TEST Run rep_test without sending messages to client.
# TEST Make sure client missing the messages catches up properly.
#
proc rep032 { method { niter 200 } { tnum "032" } args } {
source ./include.tcl
global databases_in_memory
global repfiles_in_memory
if { $is_windows9x_test == 1 } {
puts "Skipping replication test on Win 9x platform."
return
}
# Valid for all access methods.
if { $checking_valid_methods } {
return "ALL"
}
set args [convert_args $method $args]
set logsets [create_logsets 2]
# Set up for on-disk or in-memory databases.
set msg "using on-disk databases"
if { $databases_in_memory } {
set msg "using named in-memory databases"
if { [is_queueext $method] } {
puts -nonewline "Skipping rep$tnum for method "
puts "$method with named in-memory databases."
return
}
}
set msg2 "and on-disk replication files"
if { $repfiles_in_memory } {
set msg2 "and in-memory replication files"
}
# Run the body of the test with and without recovery.
set opts { "" "bulk" }
foreach r $test_recopts {
foreach b $opts {
foreach l $logsets {
set logindex [lsearch -exact $l "in-memory"]
if { $r == "-recover" && $logindex != -1 } {
puts "Rep$tnum: Skipping\
for in-memory logs with -recover."
continue
}
puts "Rep$tnum ($method $r $b $args):\
Test of log gap processing $msg $msg2."
puts "Rep$tnum: Master logs are [lindex $l 0]"
puts "Rep$tnum: Client logs are [lindex $l 1]"
rep032_sub $method $niter $tnum $l $r $b $args
}
}
}
}
proc rep032_sub { method niter tnum logset recargs opts largs } {
global testdir
global util_path
global databases_in_memory
global repfiles_in_memory
global rep_verbose
global verbose_type
set verbargs ""
if { $rep_verbose == 1 } {
set verbargs " -verbose {$verbose_type on} "
}
set repmemargs ""
if { $repfiles_in_memory } {
set repmemargs "-rep_inmem_files "
}
env_cleanup $testdir
replsetup $testdir/MSGQUEUEDIR
set masterdir $testdir/MASTERDIR
set clientdir $testdir/CLIENTDIR
file mkdir $masterdir
file mkdir $clientdir
set m_logtype [lindex $logset 0]
set c_logtype [lindex $logset 1]
# In-memory logs require a large log buffer, and cannot
# be used with -txn nosync.
set m_logargs [adjust_logargs $m_logtype]
set c_logargs [adjust_logargs $c_logtype]
set m_txnargs [adjust_txnargs $m_logtype]
set c_txnargs [adjust_txnargs $c_logtype]
# Open a master.
repladd 1
set ma_envcmd "berkdb_env_noerr -create $m_txnargs $repmemargs \
$m_logargs $verbargs -home $masterdir -errpfx MASTER \
-rep_transport \[list 1 replsend\]"
set masterenv [eval $ma_envcmd $recargs -rep_master]
if { $opts == "bulk" } {
error_check_good bulk [$masterenv rep_config {bulk on}] 0
}
# Open a client
repladd 2
set cl_envcmd "berkdb_env_noerr -create $c_txnargs $repmemargs \
$c_logargs $verbargs -home $clientdir -errpfx CLIENT \
-rep_transport \[list 2 replsend\]"
set clientenv [eval $cl_envcmd $recargs -rep_client]
# Bring the client online by processing the startup messages.
set envlist "{$masterenv 1} {$clientenv 2}"
process_msgs $envlist
# Run rep_test in the master (and update client).
puts "\tRep$tnum.a: Running rep_test in replicated env."
set start 0
eval rep_test $method $masterenv NULL $niter $start $start 0 $largs
incr start $niter
process_msgs $envlist
puts "\tRep$tnum.b: Check client processed everything properly."
set queued [stat_field $clientenv rep_stat "Maximum log records queued"]
set request1 [stat_field $clientenv rep_stat "Log records requested"]
error_check_good queued $queued 0
# Run rep_test in the master (don't update client).
# First run with dropping all client messages via replclear.
puts "\tRep$tnum.c: Running rep_test dropping client msgs."
eval rep_test $method $masterenv NULL $niter $start $start 0 $largs
incr start $niter
replclear 2
process_msgs $envlist
#
# Need new operations to force log gap processing to
# request missing pieces.
#
puts "\tRep$tnum.d: Running rep_test again replicated."
#
# Force a checkpoint to cause a gap to force rerequest.
#
$masterenv txn_checkpoint -force
process_msgs $envlist
tclsleep 1
eval rep_test $method $masterenv NULL $niter $start $start 0 $largs
incr start $niter
process_msgs $envlist
puts "\tRep$tnum.e: Check we re-requested and had a backlog."
set queued [stat_field $clientenv rep_stat "Maximum log records queued"]
set request2 [stat_field $clientenv rep_stat "Log records requested"]
error_check_bad queued $queued 0
error_check_bad request $request1 $request2
puts "\tRep$tnum.f: Verify logs and databases"
#
# If doing bulk testing, turn it off now so that it forces us
# to flush anything currently in the bulk buffer. We need to
# do this because rep_test might have aborted a transaction on
# its last iteration and those log records would still be in
# the bulk buffer causing the log comparison to fail.
#
if { $opts == "bulk" } {
puts "\tRep$tnum.f.1: Turn off bulk transfers."
error_check_good bulk [$masterenv rep_config {bulk off}] 0
process_msgs $envlist 0 NONE err
}
rep_verify $masterdir $masterenv $clientdir $clientenv 1 1 1
set bulkxfer [stat_field $masterenv rep_stat "Bulk buffer transfers"]
if { $opts == "bulk" } {
error_check_bad bulkxferon $bulkxfer 0
} else {
error_check_good bulkxferoff $bulkxfer 0
}
check_log_location $masterenv
check_log_location $clientenv
error_check_good masterenv_close [$masterenv close] 0
error_check_good clientenv_close [$clientenv close] 0
replclose $testdir/MSGQUEUEDIR
}
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