Import BSDDB 4.7.25 (as of svn r89086)
This commit is contained in:
Zachary Ware
196
test/rep036.tcl
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196
test/rep036.tcl
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# See the file LICENSE for redistribution information.
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#
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# Copyright (c) 2004,2008 Oracle. All rights reserved.
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#
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# $Id: rep036.tcl,v 12.15 2008/01/08 20:58:53 bostic Exp $
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#
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# TEST rep036
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# TEST Multiple master processes writing to the database.
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# TEST One process handles all message processing.
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proc rep036 { method { niter 200 } { tnum "036" } args } {
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source ./include.tcl
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if { $is_windows9x_test == 1 } {
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puts "Skipping replication test on Win 9x platform."
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return
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}
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# Valid for btree only.
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if { $checking_valid_methods } {
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set test_methods { btree }
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return $test_methods
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}
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if { [is_btree $method] == 0 } {
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puts "Rep$tnum: Skipping for method $method."
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return
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}
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set saved_args $args
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set logsets [create_logsets 3]
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foreach l $logsets {
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set envargs ""
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set args $saved_args
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puts "Rep$tnum: Test sync-up recovery ($method)."
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puts "Rep$tnum: Master logs are [lindex $l 0]"
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puts "Rep$tnum: Client 0 logs are [lindex $l 1]"
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puts "Rep$tnum: Client 1 logs are [lindex $l 2]"
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rep036_sub $method $niter $tnum $envargs $l $args
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}
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}
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proc rep036_sub { method niter tnum envargs logset args } {
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source ./include.tcl
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global rep_verbose
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global verbose_type
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set verbargs ""
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if { $rep_verbose == 1 } {
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set verbargs " -verbose {$verbose_type on} "
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}
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env_cleanup $testdir
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replsetup $testdir/MSGQUEUEDIR
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set masterdir $testdir/MASTERDIR
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set clientdir $testdir/CLIENTDIR
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file mkdir $masterdir
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file mkdir $clientdir
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set m_logtype [lindex $logset 0]
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set c_logtype [lindex $logset 1]
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# In-memory logs require a large log buffer.
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# We always run this test with -txn, so don't adjust txnargs.
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set m_logargs [adjust_logargs $m_logtype]
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set c_logargs [adjust_logargs $c_logtype]
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# Open a master.
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repladd 1
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set env_cmd(M) "berkdb_env_noerr -create $verbargs \
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-log_max 1000000 $envargs -home $masterdir $m_logargs \
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-errpfx MASTER -errfile /dev/stderr -txn -rep_master \
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-rep_transport \[list 1 replsend\]"
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set env1 [eval $env_cmd(M)]
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# Open a client
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repladd 2
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set env_cmd(C) "berkdb_env_noerr -create $verbargs \
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-log_max 1000000 $envargs -home $clientdir $c_logargs \
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-errfile /dev/stderr -errpfx CLIENT -txn -rep_client \
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-rep_transport \[list 2 replsend\]"
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set env2 [eval $env_cmd(C)]
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# Bring the client online by processing the startup messages.
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set envlist "{$env1 1} {$env2 2}"
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process_msgs $envlist
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# # Start up deadlock detector.
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# # Commented out, as are two more sections below - see [#15049].
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# set dpid [eval {exec $util_path/db_deadlock} \
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# -a o -v -t 2.0 -h $masterdir >& $testdir/dd.parent.out &]
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# Set up master database.
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set testfile "rep$tnum.db"
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set omethod [convert_method $method]
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set mdb [eval {berkdb_open_noerr} -env $env1 -auto_commit \
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-create -mode 0644 $omethod $testfile]
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error_check_good dbopen [is_valid_db $mdb] TRUE
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# Put a record in the master database.
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set key MAIN_KEY
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set string MAIN_STRING
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set t [$env1 txn]
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error_check_good txn [is_valid_txn $t $env1] TRUE
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set txn "-txn $t"
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set ret [eval \
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{$mdb put} $txn {$key [chop_data $method $string]}]
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error_check_good mdb_put $ret 0
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error_check_good txn_commit [$t commit] 0
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# Fork two writers that write to the master.
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set pidlist {}
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foreach writer { 1 2 } {
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puts "\tRep$tnum.a: Fork child process WRITER$writer."
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set pid [exec $tclsh_path $test_path/wrap.tcl \
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rep036script.tcl $testdir/rep036script.log.$writer \
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$masterdir $writer $niter btree &]
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lappend pidlist $pid
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}
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# Run the main loop until the writers signal completion.
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set i 0
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while { [file exists $testdir/1.db] == 0 && \
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[file exists $testdir/2.db] == 0 } {
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set string MAIN_STRING.$i
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set t [$env1 txn]
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error_check_good txn [is_valid_txn $t $env1] TRUE
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set txn "-txn $t"
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set ret [eval \
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{$mdb put} $txn {$key [chop_data $method $string]}]
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# # Writing to this database can deadlock. If we do, let the
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# # deadlock detector break the lock, wait a second, and try again.
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# while { [catch {eval {$mdb put}\
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# $txn {$key [chop_data $method $string]}} ret] } {
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# # Make sure the failure is a deadlock.
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# error_check_good deadlock [is_substr $ret DB_LOCK_DEADLOCK] 1
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# tclsleep 1
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# }
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error_check_good mdb_put $ret 0
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error_check_good txn_commit [$t commit] 0
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if { [expr $i % 10] == 0 } {
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puts "\tRep036.c: Wrote MAIN record $i"
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}
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incr i
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# Process messages.
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process_msgs $envlist
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# Wait a while, then do it all again.
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tclsleep 1
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}
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# Confirm that the writers are done and process the messages
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# once more to be sure the client is caught up.
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watch_procs $pidlist 1
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process_msgs $envlist
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# # We are done with the deadlock detector.
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# error_check_good kill_deadlock_detector [tclkill $dpid] ""
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puts "\tRep$tnum.c: Verify logs and databases"
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# Check that master and client logs and dbs are identical.
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# Logs first ...
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set stat [catch {eval exec $util_path/db_printlog \
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-h $masterdir > $masterdir/prlog} result]
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error_check_good stat_mprlog $stat 0
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set stat [catch {eval exec $util_path/db_printlog \
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-h $clientdir > $clientdir/prlog} result]
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error_check_good mdb [$mdb close] 0
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error_check_good stat_cprlog $stat 0
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# error_check_good log_cmp \
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# [filecmp $masterdir/prlog $clientdir/prlog] 0
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# ... now the databases.
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set db1 [eval {berkdb_open_noerr -env $env1 -rdonly $testfile}]
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set db2 [eval {berkdb_open_noerr -env $env2 -rdonly $testfile}]
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error_check_good comparedbs [db_compare \
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$db1 $db2 $masterdir/$testfile $clientdir/$testfile] 0
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error_check_good db1_close [$db1 close] 0
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error_check_good db2_close [$db2 close] 0
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error_check_good env1_close [$env1 close] 0
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error_check_good env2_close [$env2 close] 0
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replclose $testdir/MSGQUEUEDIR
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}
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