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125 lines
3.5 KiB
Tcl
125 lines
3.5 KiB
Tcl
# See the file LICENSE for redistribution information.
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#
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# Copyright (c) 2005, 2011 Oracle and/or its affiliates. All rights reserved.
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#
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# $Id$
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#
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# Rep043 script - constant writes to an env which may be
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# either a master or a client, or changing between the
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# two states
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#
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# Usage: dir writerid
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# dir: Directory of writer
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# writerid: i.d. number for writer
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set usage "rep043script dir writerid"
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# Verify usage
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if { $argc != 2 } {
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puts stderr "FAIL:[timestamp] Usage: $usage"
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exit
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}
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# Initialize arguments
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set dir [ lindex $argv 0 ]
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set writerid [ lindex $argv 1 ]
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set nentries 50
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# Join the queue env. We assume the rep test convention of
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# placing the messages in $testdir/MSGQUEUEDIR.
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set queueenv [eval berkdb_env -home $testdir/MSGQUEUEDIR]
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error_check_good script_qenv_open [is_valid_env $queueenv] TRUE
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# We need to set up our own machids.
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set envid [expr $writerid + 1]
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repladd $envid
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set name "WRITER.$writerid"
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# Pause a bit to give the master a chance to create the database
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# before we try to join.
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tclsleep 3
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# Join the env.
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set env_cmd "berkdb_env_noerr -home $dir -lock_detect default \
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-errfile /dev/stderr -errpfx WRITER.$writerid \
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-txn -rep_transport \[list $envid replsend\]"
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# set env_cmd "berkdb_env_noerr -home $dir \
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# -errfile /dev/stderr -errpfx WRITER.$writerid \
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# -verbose {rep on} -lock_detect default \
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# -txn -rep_transport \[list $envid replsend\]"
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set dbenv [eval $env_cmd]
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error_check_good script_env_open [is_valid_env $dbenv] TRUE
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# Open database. It's still possible under heavy load that the
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# master hasn't created the database, so pause even longer if it's
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# not there.
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set testfile "rep043.db"
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while {[catch {berkdb_open_noerr -errpfx $name -errfile /dev/stderr\
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-env $dbenv -auto_commit $testfile} db]} {
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puts "Could not open handle $db, sleeping 1 second."
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tclsleep 1
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}
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error_check_good dbopen [is_valid_db $db] TRUE
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# Communicate with parent in marker file.
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set markerenv [berkdb_env -home $testdir -txn]
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error_check_good markerenv_open [is_valid_env $markerenv] TRUE
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set marker [eval "berkdb_open \
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-create -btree -auto_commit -env $markerenv marker.db"]
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# Write records to the database.
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set iter INIT
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set olditer $iter
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while { [llength [$marker get DONE]] == 0 } {
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for { set i 0 } { $i < $nentries } { incr i } {
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set kd [$marker get ITER]
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if { [llength $kd] == 0 } {
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set iter X
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} else {
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set iter [lindex [lindex $kd 0] 1]
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}
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if { $iter != $olditer } {
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puts "Entry $i: Iter changed from $olditer to $iter"
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set olditer $iter
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}
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set key WRITER.$writerid.$iter.$i
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set str string.$i
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set t [$dbenv txn]
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error_check_good txn [is_valid_txn $t $dbenv] TRUE
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set stat [catch {$db put -txn $t $key $str} res]
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if { $stat == 0 } {
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puts "res is $res, commit"
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error_check_good txn_commit [$t commit] 0
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} else {
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puts "res is $res, abort"
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error_check_good txn_abort [$t abort] 0
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}
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# If the handle is dead, get a new one.
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if { [is_substr $res DB_REP_HANDLE_DEAD] == 1 } {
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puts "Close - dead handle."
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error_check_good db_close [$db close] 0
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puts "Getting new handle"
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while {[catch {berkdb_open_noerr -env $dbenv\
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-auto_commit $testfile} db]} {
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puts "Could not open handle: $db"
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tclsleep 1
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}
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error_check_good db_open [is_valid_db $db] TRUE
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}
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if { [expr $i % 10] == 1 } {
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puts "Wrote WRITER.$writerid.$iter.$i record $i"
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}
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}
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tclsleep 1
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}
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# Clean up.
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error_check_good db_close [$db close] 0
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error_check_good dbenv_close [$dbenv close] 0
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replclose $testdir/MSGQUEUEDIR
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error_check_good marker_close [$marker close] 0
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error_check_good markerenv_close [$markerenv close] 0
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