1# See the file LICENSE for redistribution information.
2#
3# Copyright (c) 2004-2009 Oracle.  All rights reserved.
4#
5# $Id$
6#
7# TEST	rep041
8# TEST  Turn replication on and off at run-time.
9# TEST
10# TEST  Start a master with replication OFF (noop transport function).
11# TEST  Run rep_test to advance log files and archive.
12# TEST  Start up client; change master to working transport function.
13# TEST  Now replication is ON.
14# TEST  Do more ops, make sure client is up to date.
15# TEST  Close client, turn replication OFF on master, do more ops.
16# TEST  Repeat from point A.
17#
18proc rep041 { method { niter 500 } { tnum "041" } args } {
19
20	source ./include.tcl
21	global databases_in_memory
22	global repfiles_in_memory
23
24	if { $is_windows9x_test == 1 } {
25		puts "Skipping replication test on Win 9x platform."
26		return
27	}
28
29	# Valid for all access methods.
30	if { $checking_valid_methods } {
31		return "ALL"
32	}
33
34	set args [convert_args $method $args]
35	set saved_args $args
36
37	set logsets [create_logsets 2]
38
39	# This test needs to set its own pagesize.
40	set pgindex [lsearch -exact $args "-pagesize"]
41        if { $pgindex != -1 } {
42                puts "Rep$tnum: skipping for specific pagesizes"
43                return
44        }
45
46	# Set up for on-disk or in-memory databases.
47	set msg "using on-disk databases"
48	if { $databases_in_memory } {
49		set msg "using named in-memory databases"
50		if { [is_queueext $method] } {
51			puts -nonewline "Skipping rep$tnum for method "
52			puts "$method with named in-memory databases."
53			return
54		}
55	}
56
57	set msg2 "and on-disk replication files"
58	if { $repfiles_in_memory } {
59		set msg2 "and in-memory replication files"
60	}
61
62	# Run the body of the test with and without recovery,
63	# and with and without cleaning.  Skip recovery with in-memory
64	# logging - it doesn't make sense.
65	foreach r $test_recopts {
66		foreach l $logsets {
67			set logindex [lsearch -exact $l "in-memory"]
68			if { $r == "-recover" && $logindex != -1 } {
69				puts "Skipping rep$tnum for -recover\
70				    with in-memory logs."
71				continue
72			}
73
74			set envargs ""
75			set args $saved_args
76			puts "Rep$tnum ($method $envargs $r $args):\
77			    Turn replication on and off, $msg $msg2."
78			puts "Rep$tnum: Master logs are [lindex $l 0]"
79			puts "Rep$tnum: Client logs are [lindex $l 1]"
80			rep041_sub $method $niter $tnum $envargs \
81			    $l $r $args
82		}
83	}
84}
85
86proc rep041_sub { method niter tnum envargs logset recargs largs } {
87	global testdir
88	global util_path
89	global databases_in_memory
90	global repfiles_in_memory
91	global rep_verbose
92	global verbose_type
93
94	set verbargs ""
95	if { $rep_verbose == 1 } {
96		set verbargs " -verbose {$verbose_type on} "
97	}
98
99	set repmemargs ""
100	if { $repfiles_in_memory } {
101		set repmemargs "-rep_inmem_files "
102	}
103
104	env_cleanup $testdir
105
106	replsetup $testdir/MSGQUEUEDIR
107
108	set masterdir $testdir/MASTERDIR
109	set clientdir $testdir/CLIENTDIR
110
111	file mkdir $masterdir
112	file mkdir $clientdir
113
114	# Log size is small so we quickly create more than one.
115	# The documentation says that the log file must be at least
116	# four times the size of the in-memory log buffer.
117	set pagesize 4096
118	append largs " -pagesize $pagesize "
119	set log_max [expr $pagesize * 8]
120
121	set m_logtype [lindex $logset 0]
122	set c_logtype [lindex $logset 1]
123
124	# In-memory logs cannot be used with -txn nosync.
125	set m_logargs [adjust_logargs $m_logtype]
126	set c_logargs [adjust_logargs $c_logtype]
127	set m_txnargs [adjust_txnargs $m_logtype]
128	set c_txnargs [adjust_txnargs $c_logtype]
129
130	# Open a master.
131	puts "\tRep$tnum.a: Open master with replication OFF."
132	repladd 1
133	set ma_envcmd "berkdb_env_noerr -create $m_txnargs $verbargs \
134	    $m_logargs -log_max $log_max $envargs -errpfx MASTER \
135	    $repmemargs -home $masterdir -rep"
136	set masterenv [eval $ma_envcmd $recargs]
137	$masterenv rep_limit 0 0
138
139        # Run rep_test in the master to advance log files.
140	puts "\tRep$tnum.b: Running rep_test to create some log files."
141	set start 0
142	eval rep_test $method $masterenv NULL $niter $start $start 0 $largs
143	incr start $niter
144
145	# Reset transport function to replnoop, and specify that
146	# this env will be master.
147	error_check_good \
148	    transport_noop [$masterenv rep_transport {1 replnoop}] 0
149	error_check_good rep_on [$masterenv rep_start -master] 0
150
151	# If master is on-disk, archive.
152	if { $m_logtype != "in-memory" } {
153		puts "\tRep$tnum.c: Run log_archive - some logs should be removed."
154		set res [eval exec $util_path/db_archive -l -h $masterdir]
155		error_check_bad log.1.present [lsearch -exact $res log.0000000001] -1
156		set res [eval exec $util_path/db_archive -d -h $masterdir]
157		set res [eval exec $util_path/db_archive -l -h $masterdir]
158		error_check_good log.1.gone [lsearch -exact $res log.0000000001] -1
159	}
160
161        # Run rep_test some more - this simulates running without clients.
162	puts "\tRep$tnum.d: Running rep_test."
163	eval rep_test $method $masterenv NULL $niter $start $start 0 $largs
164	incr start $niter
165
166	# Open a client
167	puts "\tRep$tnum.e: Open client."
168	repladd 2
169	set cl_envcmd "berkdb_env_noerr -create $c_txnargs $verbargs \
170	    $c_logargs -log_max $log_max $envargs -errpfx CLIENT \
171	    $repmemargs -home $clientdir \
172	    -rep_transport \[list 2 replsend\]"
173	set clientenv [eval $cl_envcmd $recargs -rep_client]
174	$clientenv rep_limit 0 0
175	$clientenv rep_request 4000 128000
176
177	# Set up envlist for processing messages later.
178	set envlist "{$masterenv 1} {$clientenv 2}"
179
180	# Turn replication on and off more than once.
181	set repeats 2
182	for { set i 0 } { $i < $repeats } { incr i } {
183
184		puts "\tRep$tnum.f.$i: Turn replication ON."
185		# Reset master transport function to replsend.
186		error_check_good transport_on \
187		    [$masterenv rep_transport {1 replsend}] 0
188
189		# Have the master announce itself so messages will pass.
190		error_check_good rep_on [$masterenv rep_start -master] 0
191
192		# Create some new messages, and process them.
193		set nentries 50
194		eval rep_test \
195		    $method $masterenv NULL $nentries $start $start 0 $largs
196		incr start $nentries
197		process_msgs $envlist
198
199		puts "\tRep$tnum.g.$i: Verify that client is up to date."
200
201		# Check that master and client contents match, to verify
202		# that client is up to date.
203		rep_verify $masterdir $masterenv $clientdir $clientenv 0 1 0
204
205		# Process messages again -- the rep_verify created some.
206		process_msgs $envlist
207
208		puts "\tRep$tnum.h.$i: Turn replication OFF on master."
209		error_check_good \
210		    transport_off [$masterenv rep_transport {1 replnoop}] 0
211
212		puts "\tRep$tnum.i.$i: Running rep_test in replicated env."
213		eval rep_test \
214		    $method $masterenv NULL $niter $start $start 0 $largs
215		incr start $niter
216
217		puts "\tRep$tnum.j.$i:\
218		    Process messages; none should be available."
219		set nproced [proc_msgs_once $envlist NONE err]
220		error_check_good no_messages $nproced 0
221
222		# Client and master should NOT match.
223		puts "\tRep$tnum.k.$i: Master and client should NOT match."
224		rep_verify $masterdir $masterenv $clientdir $clientenv 0 0 0
225
226	}
227
228	error_check_good clientenv_close [$clientenv close] 0
229	error_check_good masterenv_close [$masterenv close] 0
230	replclose $testdir/MSGQUEUEDIR
231}
232