diff options
author | Jesse Morgan <jesse@jesterpm.net> | 2016-12-17 21:28:53 -0800 |
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committer | Jesse Morgan <jesse@jesterpm.net> | 2016-12-17 21:28:53 -0800 |
commit | 54df2afaa61c6a03cbb4a33c9b90fa572b6d07b8 (patch) | |
tree | 18147b92b969d25ffbe61935fb63035cac820dd0 /db-4.8.30/test/rep020.tcl |
Berkeley DB 4.8 with rust build script for linux.
Diffstat (limited to 'db-4.8.30/test/rep020.tcl')
-rw-r--r-- | db-4.8.30/test/rep020.tcl | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/db-4.8.30/test/rep020.tcl b/db-4.8.30/test/rep020.tcl new file mode 100644 index 0000000..c8a79c7 --- /dev/null +++ b/db-4.8.30/test/rep020.tcl @@ -0,0 +1,331 @@ +# See the file LICENSE for redistribution information. +# +# Copyright (c) 2004-2009 Oracle. All rights reserved. +# +# $Id$ +# +# TEST rep020 +# TEST Replication elections - test election generation numbers. +# TEST + +proc rep020 { method args } { + global rand_init + global databases_in_memory + global repfiles_in_memory + + source ./include.tcl + if { $is_windows9x_test == 1 } { + puts "Skipping replication test on Win 9x platform." + return + } + set tnum "020" + + # Run for btree only. + if { $checking_valid_methods } { + set test_methods { btree } + return $test_methods + } + if { [is_btree $method] == 0 } { + puts "Rep$tnum: Skipping for method $method." + return + } + + error_check_good set_random_seed [berkdb srand $rand_init] 0 + set nclients 5 + set logsets [create_logsets [expr $nclients + 1]] + + # 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" + } + + foreach l $logsets { + puts "Rep$tnum ($method): Election generation test $msg $msg2." + puts "Rep$tnum: Master logs are [lindex $l 0]" + for { set i 0 } { $i < $nclients } { incr i } { + puts "Rep$tnum: Client $i logs are\ + [lindex $l [expr $i + 1]]" + } + rep020_sub $method $nclients $tnum $l $args + } +} + +proc rep020_sub { method nclients tnum logset largs } { + source ./include.tcl + global errorInfo + global databases_in_memory + global mixed_mode_logging + 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 + + set qdir $testdir/MSGQUEUEDIR + replsetup $qdir + + set masterdir $testdir/MASTERDIR + file mkdir $masterdir + set m_logtype [lindex $logset 0] + set m_logargs [adjust_logargs $m_logtype] + set m_txnargs [adjust_txnargs $m_logtype] + + for { set i 0 } { $i < $nclients } { incr i } { + set clientdir($i) $testdir/CLIENTDIR.$i + file mkdir $clientdir($i) + set c_logtype($i) [lindex $logset [expr $i + 1]] + set c_logargs($i) [adjust_logargs $c_logtype($i)] + set c_txnargs($i) [adjust_txnargs $c_logtype($i)] + } + + # Open a master. + set envlist {} + repladd 1 + set env_cmd(M) "berkdb_env_noerr -create -log_max 1000000 $verbargs \ + -event rep_event $repmemargs \ + -home $masterdir $m_txnargs $m_logargs -rep_master \ + -errpfx MASTER -rep_transport \[list 1 replsend\]" + set masterenv [eval $env_cmd(M)] + lappend envlist "$masterenv 1" + + # Open the clients. + for { set i 0 } { $i < $nclients } { incr i } { + set envid [expr $i + 2] + repladd $envid + set env_cmd($i) "berkdb_env_noerr -create -event rep_event \ + $verbargs -home $clientdir($i) $repmemargs \ + $c_txnargs($i) $c_logargs($i) \ + -rep_client -rep_transport \[list $envid replsend\]" + set clientenv($i) [eval $env_cmd($i)] + lappend envlist "$clientenv($i) $envid" + } + + # Run a modified test001 in the master. + process_msgs $envlist + puts "\tRep$tnum.a: Running rep_test in replicated env." + set niter 10 + eval rep_test $method $masterenv NULL $niter 0 0 0 $largs + process_msgs $envlist + + # Check that databases are in-memory or on-disk as expected. + if { $databases_in_memory } { + set dbname { "" "test.db" } + } else { + set dbname "test.db" + } + check_db_location $masterenv + for { set i 0 } { $i < $nclients } { incr i } { + check_db_location $clientenv($i) + } + + # Close master. + error_check_good masterenv_close [$masterenv close] 0 + set envlist [lreplace $envlist 0 0] + + foreach pair $envlist { + set i [expr [lindex $pair 1] - 2] + replclear [expr $i + 2] + set err_cmd($i) "none" + set pri($i) 10 + set crash($i) 0 + if { $rep_verbose == 1 } { + $clientenv($i) errpfx CLIENT$i + $clientenv($i) verbose $verbose_type on + $clientenv($i) errfile /dev/stderr + set env_cmd($i) [concat $env_cmd($i) \ + "-errpfx CLIENT$i -errfile /dev/stderr"] + } + } + + set msg "Rep$tnum.b" + puts "\t$msg: Run elections to increment egen." + + set nelect 2 + set nsites $nclients + set nvotes $nclients + for { set j 0 } { $j < $nelect } { incr j } { + # Pick winner and elector randomly. + set winner [berkdb random_int 0 [expr $nclients - 1]] + setpriority pri $nclients $winner + set elector [berkdb random_int 0 [expr $nclients - 1]] + run_election env_cmd envlist err_cmd pri crash $qdir \ + $msg $elector $nsites $nvotes $nclients $winner 1 $dbname + } + process_msgs $envlist + + set msg "Rep$tnum.c" + puts "\t$msg: Updating egen when getting an old vote." + + # + # Find the last client and save the election generation number. + # Close the last client and adjust the list of envs to process. + # + set i [expr $nclients - 1] + set last [lindex $envlist end] + set clientenv($i) [lindex $last 0] + set egen($i) \ + [stat_field $clientenv($i) rep_stat "Election generation number"] + error_check_good clientenv_close($i) [$clientenv($i) close] 0 + set envlist [lreplace $envlist end end] + + # Run a few more elections while the last client is closed. + # Make sure we don't pick the closed client as the winner, + # and require votes from one fewer site. + # + set orig_nvotes $nvotes + set orig_nclients $nclients + set nvotes [expr $orig_nvotes - 1] + set nclients [expr $orig_nclients - 1] + for { set j 0 } { $j < $nelect } { incr j } { + set winner [berkdb random_int 0 [expr $nclients - 1]] + setpriority pri $nclients $winner + set elector [berkdb random_int 0 [expr $nclients - 1]] + run_election env_cmd envlist err_cmd pri crash $qdir \ + $msg $elector $nsites $nvotes $nclients $winner 1 $dbname + } + process_msgs $envlist + # + # Verify that the last client's election generation number has + # changed, and that it matches the other clients. + # + set pair [lindex $envlist 0] + set clenv [lindex $pair 0] + set clegen [stat_field \ + $clenv rep_stat "Election generation number"] + + # Reopen last client's env. Do not run recovery, but do + # process messages to get the egen updated. + replclear $envid + set clientenv($i) [eval $env_cmd($i)] + lappend envlist "$clientenv($i) $envid" + error_check_good client_reopen [is_valid_env $clientenv($i)] TRUE + process_msgs $envlist + + set newegen($i) \ + [stat_field $clientenv($i) rep_stat "Election generation number"] + error_check_bad egen_changed $newegen($i) $egen($i) + error_check_good egen_changed1 $newegen($i) $clegen + + set msg "Rep$tnum.d" + puts "\t$msg: New client starts election." + # + # Run another election, this time called by the last client. + # This should succeed because the last client has already + # caught up to the others for egen. + # + set winner 2 + set nvotes $orig_nvotes + set nclients $orig_nclients + set elector [expr $nclients - 1] + setpriority pri $nclients $winner + run_election env_cmd envlist err_cmd pri crash $qdir \ + $msg $elector $nsites $nvotes $nclients $winner 0 $dbname + + set newegen($i) \ + [stat_field $clientenv($i) rep_stat "Election generation number"] + foreach pair $envlist { + set i [expr [lindex $pair 1] - 2] + set clientenv($i) [lindex $pair 0] + set egen($i) [stat_field \ + $clientenv($i) rep_stat "Election generation number"] + } + error_check_good egen_catchup $egen(4) $egen(3) + + # Skip this part of the test for mixed-mode logging, + # since we can't recover with in-memory logs. + if { $mixed_mode_logging == 0 } { + set msg "Rep$tnum.e" + puts "\t$msg: Election generation set as expected after recovery." + # Note all client egens. Close, recover, process messages, + # and check that egens are unchanged. + set big_e [big_endian] + foreach pair $envlist { + set i [expr [lindex $pair 1] - 2] + set clientenv($i) [lindex $pair 0] + # Can only get egen file if repfiles on-disk. + if { $repfiles_in_memory == 0 } { + set fid [open $clientdir($i)/__db.rep.egen r] + fconfigure $fid -translation binary + set data [read $fid 4] + if { $big_e } { + binary scan $data I egen($i) + } else { + binary scan $data i egen($i) + } + binary scan $data c val + close $fid + } + $clientenv($i) log_flush + error_check_good \ + clientenv_close($i) [$clientenv($i) close] 0 + set clientenv($i) [eval $env_cmd($i) -recover] + set envlist [lreplace \ + $envlist $i $i "$clientenv($i) [expr $i + 2]"] + } + process_msgs $envlist + foreach pair $envlist { + set i [expr [lindex $pair 1] - 2] + set newegen($i) [stat_field $clientenv($i) \ + rep_stat "Election generation number"] + if { $repfiles_in_memory == 0 } { + error_check_good egen_recovery $egen($i) \ + $newegen($i) + } else { + # For rep in-memory, egen expected to start + # over at 1 after close/reopen environment. + error_check_good egen_recovery $newegen($i) 1 + } + } + + # Run an election. Now the egens should go forward. + set winner [berkdb random_int 0 [expr $nclients - 1]] + setpriority pri $nclients $winner + set elector [berkdb random_int 0 [expr $nclients - 1]] + run_election env_cmd envlist err_cmd pri crash $qdir \ + $msg $elector $nsites $nvotes $nclients $winner 1 $dbname + + foreach pair $envlist { + set i [expr [lindex $pair 1] - 2] + set clientenv($i) [lindex $pair 0] + set newegen($i) [stat_field $clientenv($i) \ + rep_stat "Election generation number"] + if { $repfiles_in_memory == 0 } { + error_check_good egen_forward \ + [expr $newegen($i) > $egen($i)] 1 + } else { + # For rep in-memory, egen expected to + # increment to 2 after election. + error_check_good egen_recovery $newegen($i) 2 + } + } + } + + foreach pair $envlist { + set cenv [lindex $pair 0] + error_check_good cenv_close [$cenv close] 0 + } + + replclose $testdir/MSGQUEUEDIR +} + |