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# See the file LICENSE for redistribution information.
#
# Copyright (c) 2004-2009 Oracle. All rights reserved.
#
# $Id$
#
# TEST rep024
# TEST Replication page allocation / verify test
# TEST
# TEST Start a master (site 1) and a client (site 2). Master
# TEST closes (simulating a crash). Site 2 becomes the master
# TEST and site 1 comes back up as a client. Verify database.
proc rep024 { method { niter 1000 } { tnum "024" } 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
}
# Run for all access methods.
if { $checking_valid_methods } {
return "ALL"
}
global fixed_len
set orig_fixed_len $fixed_len
set fixed_len 448
set args [convert_args $method $args]
set logsets [create_logsets 2]
# This test is not appropriate for in-memory databases.
if { $databases_in_memory } {
puts "Skipping rep$tnum for named in-memory databases."
return
}
set msg2 "and on-disk replication files"
if { $repfiles_in_memory } {
set msg2 "and in-memory replication files"
}
# Run all tests with and without recovery.
set envargs ""
foreach r $test_recopts {
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): \
Replication page allocation/verify test $msg2."
puts "Rep$tnum: Master logs are [lindex $l 0]"
puts "Rep$tnum: Client logs are [lindex $l 1]"
rep024_sub $method $niter $tnum $envargs $l $r $args
}
}
set fixed_len $orig_fixed_len
return
}
proc rep024_sub { method niter tnum envargs logset recargs largs } {
source ./include.tcl
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. This test requires -txn, so
# we only have to adjust the logargs.
set m_logargs [adjust_logargs $m_logtype]
set c_logargs [adjust_logargs $c_logtype]
# Open a master.
repladd 1
set env_cmd(1) "berkdb_env_noerr -create $repmemargs \
-log_max 1000000 $envargs $recargs -home $masterdir \
-errpfx MASTER $verbargs -txn $m_logargs \
-rep_transport \[list 1 replsend\]"
set masterenv [eval $env_cmd(1) -rep_master]
# Open a client
repladd 2
set env_cmd(2) "berkdb_env_noerr -create $repmemargs \
-log_max 1000000 $envargs $recargs -home $clientdir \
-errpfx CLIENT $verbargs -txn $c_logargs \
-rep_transport \[list 2 replsend\]"
set clientenv [eval $env_cmd(2) -rep_client]
# Bring the client online by processing the startup messages.
set envlist "{$masterenv 1} {$clientenv 2}"
process_msgs $envlist
puts "\tRep$tnum.a: Add data to master, update client."
#
# This test uses a small page size and a large fixed_len
# so it is easy to force a page allocation.
set key [expr $niter + 1]
set data A
set pagesize 512
if { [is_fixed_length $method] == 1 } {
set bigdata [repeat $data [expr $pagesize / 2]]
} else {
set bigdata [repeat $data [expr 2 * $pagesize]]
}
set omethod [convert_method $method]
set testfile "test$tnum.db"
set db [eval "berkdb_open_noerr -create $omethod -auto_commit \
-pagesize $pagesize -env $masterenv $largs $testfile"]
eval rep_test $method $masterenv $db $niter 0 0 0 0 $largs
$masterenv txn_checkpoint
process_msgs $envlist
# Close client. Force a page allocation on the master.
# An overflow page (or big page, for hash) will do the job.
#
puts "\tRep$tnum.b: Close client, force page allocation on master."
error_check_good client_close [$clientenv close] 0
error_check_good client_verify \
[verify_dir $clientdir "\tRep$tnum.b: " 0 0 1 0 0] 0
set pages1 [r24_check_pages $db $method]
set txn [$masterenv txn]
error_check_good put_bigdata [eval {$db put} \
-txn $txn {$key [chop_data $method $bigdata]}] 0
error_check_good txn_commit [$txn commit] 0
# Verify that we have allocated new pages.
set pages2 [r24_check_pages $db $method]
set newpages [expr $pages2 - $pages1]
# Close master and discard messages for site 2. Now everybody
# is closed and sites 1 and 2 have different contents.
puts "\tRep$tnum.c: Close master."
error_check_good db_close [$db close] 0
error_check_good master_close [$masterenv close] 0
if { $newpages <= 0 } {
puts "FAIL: no new pages allocated."
return
}
error_check_good master_verify \
[verify_dir $masterdir "\tRep$tnum.c: " 0 0 1] 0
# Run a loop, opening the original client as master and the
# original master as client. Test db_verify.
foreach option { "no new data" "add new data" } {
puts "\tRep$tnum.d: Swap master and client ($option)."
set newmasterenv [eval $env_cmd(2) -rep_master]
set newclientenv [eval $env_cmd(1) -rep_client]
set newmasterdir [$newmasterenv get_home]
set newclientdir [$newclientenv get_home]
set envlist "{$newmasterenv 2} {$newclientenv 1}"
process_msgs $envlist
if { $option == "add new data" } {
set key [expr $niter + 2]
set db [eval "berkdb_open_noerr -create $omethod \
-auto_commit -pagesize $pagesize \
-env $newmasterenv $largs $testfile"]
set pages1 [r24_check_pages $db $method]
set txn [$newmasterenv txn]
error_check_good put_bigdata [eval {$db put} \
-txn $txn {$key [chop_data $method $bigdata]}] 0
error_check_good txn_commit [$txn commit] 0
set pages2 [r24_check_pages $db $method]
set newpages [expr $pages2 - $pages1]
error_check_good db_close [$db close] 0
process_msgs $envlist
}
puts "\tRep$tnum.e: Close master and client, run verify."
#
# Verify_dir will db_verify with its own private environment,
# which means any dirty pages still in our environment won't be
# noticed. So, make sure there are no dirty pages. Running
# checkpoint at the master flushes its cache, and replicating
# that checkpoint to the client makes the client flush its
# cache.
#
$newmasterenv txn_checkpoint
process_msgs $envlist
error_check_good newmasterenv_close [$newmasterenv close] 0
error_check_good newclientenv_close [$newclientenv close] 0
if { $newpages <= 0 } {
puts "FAIL: no new pages allocated."
return
}
# This test can leave unreferenced pages on systems without
# FTRUNCATE and that's OK, so set unref to 0.
error_check_good verify \
[verify_dir $newmasterdir "\tRep$tnum.f: " 0 0 1 0 0] 0
error_check_good verify \
[verify_dir $newclientdir "\tRep$tnum.g: " 0 0 1 0 0] 0
}
replclose $testdir/MSGQUEUEDIR
}
proc r24_check_pages { db method } {
if { [is_hash $method] == 1 } {
set pages [stat_field $db stat "Number of big pages"]
} elseif { [is_queue $method] == 1 } {
set pages [stat_field $db stat "Number of pages"]
} else {
set pages [stat_field $db stat "Overflow pages"]
}
return $pages
}
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