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232 lines
6.5 KiB
Tcl
232 lines
6.5 KiB
Tcl
# See the file LICENSE for redistribution information.
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#
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# Copyright (c) 1996, 1997, 1998, 1999, 2000
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# Sleepycat Software. All rights reserved.
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#
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# $Id: archive.tcl,v 11.14 2000/10/27 13:23:55 sue Exp $
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#
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# Options are:
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# -checkrec <checkpoint frequency"
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# -dir <dbhome directory>
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# -maxfilesize <maxsize of log file>
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# -stat
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proc archive_usage {} {
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puts "archive -checkrec <checkpt freq> -dir <directory> \
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-maxfilesize <max size of log files>"
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}
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proc archive_command { args } {
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source ./include.tcl
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# Catch a list of files output by db_archive.
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catch { eval exec $util_path/db_archive $args } output
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if { $is_windows_test == 1 || 1 } {
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# On Windows, convert all filenames to use forward slashes.
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regsub -all {[\\]} $output / output
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}
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# Output the [possibly-transformed] list.
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return $output
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}
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proc archive { args } {
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global alphabet
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source ./include.tcl
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# Set defaults
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set maxbsize [expr 8 * 1024]
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set maxfile [expr 32 * 1024]
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set dostat 0
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set checkrec 500
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for { set i 0 } { $i < [llength $args] } {incr i} {
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switch -regexp -- [lindex $args $i] {
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-c.* { incr i; set checkrec [lindex $args $i] }
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-d.* { incr i; set testdir [lindex $args $i] }
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-m.* { incr i; set maxfile [lindex $args $i] }
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-s.* { set dostat 1 }
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default {
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puts -nonewline "FAIL:[timestamp] Usage: "
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archive_usage
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return
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}
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}
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}
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# Clean out old log if it existed
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puts "Unlinking log: error message OK"
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env_cleanup $testdir
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# Now run the various functionality tests
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set eflags "-create -txn -home $testdir \
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-log_buffer $maxbsize -log_max $maxfile"
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set dbenv [eval {berkdb env} $eflags]
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error_check_bad dbenv $dbenv NULL
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error_check_good dbenv [is_substr $dbenv env] 1
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# The basic test structure here is that we write a lot of log
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# records (enough to fill up 100 log files; each log file it
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# small). We take periodic checkpoints. Between each pair
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# of checkpoints, we refer to 2 files, overlapping them each
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# checkpoint. We also start transactions and let them overlap
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# checkpoints as well. The pattern that we try to create is:
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# ---- write log records----|||||--- write log records ---
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# -T1 T2 T3 --- D1 D2 ------CHECK--- CT1 --- D2 D3 CD1 ----CHECK
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# where TX is begin transaction, CTx is commit transaction, DX is
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# open data file and CDx is close datafile.
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set baserec "1:$alphabet:2:$alphabet:3:$alphabet:4:$alphabet"
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puts "Archive.a: Writing log records; checkpoint every $checkrec records"
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set nrecs $maxfile
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set rec 0:$baserec
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# Begin transaction and write a log record
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set t1 [$dbenv txn]
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error_check_good t1:txn_begin [is_substr $t1 "txn"] 1
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set l1 [$dbenv log_put $rec]
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error_check_bad l1:log_put [llength $l1] 0
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set lsnlist [list [lindex $l1 0]]
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set t2 [$dbenv txn]
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error_check_good t2:txn_begin [is_substr $t2 "txn"] 1
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set l1 [$dbenv log_put $rec]
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lappend lsnlist [lindex $l1 0]
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set t3 [$dbenv txn]
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set l1 [$dbenv log_put $rec]
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lappend lsnlist [lindex $l1 0]
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set txnlist [list $t1 $t2 $t3]
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set db1 [eval {berkdb_open} "-create -mode 0644 -hash -env $dbenv ar1"]
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set db2 [eval {berkdb_open} "-create -mode 0644 -btree -env $dbenv ar2"]
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set dbcount 3
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set dblist [list $db1 $db2]
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for { set i 1 } { $i <= $nrecs } { incr i } {
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set rec $i:$baserec
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set lsn [$dbenv log_put $rec]
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error_check_bad log_put [llength $lsn] 0
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if { [expr $i % $checkrec] == 0 } {
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# Take a checkpoint
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$dbenv txn_checkpoint
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set ckp_file [lindex [lindex [$dbenv log_get -last] 0] 0]
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catch { archive_command -h $testdir -a } res_log_full
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if { [string first db_archive $res_log_full] == 0 } {
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set res_log_full ""
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}
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catch { archive_command -h $testdir } res_log
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if { [string first db_archive $res_log] == 0 } {
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set res_log ""
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}
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catch { archive_command -h $testdir -l } res_alllog
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catch { archive_command -h $testdir -a -s } \
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res_data_full
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catch { archive_command -h $testdir -s } res_data
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error_check_good nlogfiles [llength $res_alllog] \
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[lindex [lindex [$dbenv log_get -last] 0] 0]
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error_check_good logs_match [llength $res_log_full] \
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[llength $res_log]
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error_check_good data_match [llength $res_data_full] \
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[llength $res_data]
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# Check right number of log files
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error_check_good nlogs [llength $res_log] \
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[expr [lindex $lsnlist 0] - 1]
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# Check that the relative names are a subset of the
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# full names
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set n 0
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foreach x $res_log {
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error_check_bad log_name_match:$res_log \
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[string first $x \
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[lindex $res_log_full $n]] -1
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incr n
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}
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set n 0
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foreach x $res_data {
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error_check_bad log_name_match:$res_data \
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[string first $x \
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[lindex $res_data_full $n]] -1
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incr n
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}
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# Begin/commit any transactions
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set t [lindex $txnlist 0]
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if { [string length $t] != 0 } {
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error_check_good txn_commit:$t [$t commit] 0
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set txnlist [lrange $txnlist 1 end]
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}
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set lsnlist [lrange $lsnlist 1 end]
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if { [llength $txnlist] == 0 } {
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set t1 [$dbenv txn]
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error_check_bad tx_begin $t1 NULL
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error_check_good \
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tx_begin [is_substr $t1 $dbenv] 1
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set l1 [lindex [$dbenv log_put $rec] 0]
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lappend lsnlist [min $l1 $ckp_file]
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set t2 [$dbenv txn]
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error_check_bad tx_begin $t2 NULL
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error_check_good \
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tx_begin [is_substr $t2 $dbenv] 1
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set l1 [lindex [$dbenv log_put $rec] 0]
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lappend lsnlist [min $l1 $ckp_file]
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set t3 [$dbenv txn]
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error_check_bad tx_begin $t3 NULL
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error_check_good \
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tx_begin [is_substr $t3 $dbenv] 1
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set l1 [lindex [$dbenv log_put $rec] 0]
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lappend lsnlist [min $l1 $ckp_file]
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set txnlist [list $t1 $t2 $t3]
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}
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# Open/close some DB files
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if { [expr $dbcount % 2] == 0 } {
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set type "-hash"
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} else {
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set type "-btree"
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}
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set db [eval {berkdb_open} \
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"-create -mode 0644 $type -env $dbenv ar$dbcount"]
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error_check_bad db_open:$dbcount $db NULL
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error_check_good db_open:$dbcount [is_substr $db db] 1
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incr dbcount
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lappend dblist $db
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set db [lindex $dblist 0]
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error_check_good db_close:$db [$db close] 0
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set dblist [lrange $dblist 1 end]
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}
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}
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# Commit any transactions still running.
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puts "Archive: Commit any transactions still running."
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foreach t $txnlist {
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error_check_good txn_commit:$t [$t commit] 0
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}
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# Close any files that are still open.
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puts "Archive: Close open files."
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foreach d $dblist {
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error_check_good db_close:$db [$d close] 0
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}
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# Close and unlink the file
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reset_env $dbenv
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puts "Archive: Complete."
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}
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proc min { a b } {
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if {$a < $b} {
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return $a
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} else {
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return $b
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}
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}
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