1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
###############################################################################
# #
# Variable Name: Host_Cache_Size #
# Scope: Global #
# Access Type: Dynamic #
# Data Type: numeric #
# #
# #
# Creation Date: 2012-08-31 #
# Author : Tanjot Singh Uppal #
# #
# #
# Description:Test Cases of Dynamic System Variable Host_Cache_Size #
# that checks the behavior of this variable in the following ways #
# * Value Check #
# * Scope Check #
# * Functionality Check #
# * Accessability Check #
# #
# This test does not perform the crash recovery on this variable #
# For crash recovery test on default change please run the ibtest #
###############################################################################
-- source include/have_innodb.inc
-- source include/not_embedded.inc
-- source include/have_innodb_16k.inc
--disable_warnings
echo '#________________________VAR_06_Host_Cache_Size__________________#'
echo '##'
--echo '#---------------------WL6372_VAR_6_01----------------------#'
####################################################################
# Checking default value #
####################################################################
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
#set @Default_host_cache_size=(select if(if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))>2000,2000,if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))));
set @Default_host_cache_size=128;
select @@global.Host_Cache_Size=@Default_host_cache_size;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_02----------------------#'
#################################################################################
# Checking the Default value post starting the server with other value #
#################################################################################
--echo # Restart server with Host_Cache_Size 1
let $restart_file= $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
--exec echo "wait" > $restart_file
--shutdown_server 10
--source include/wait_until_disconnected.inc
-- exec echo "restart:--host_cache_size=1 " > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
-- enable_reconnect
-- source include/wait_until_connected_again.inc
--disable_warnings
SELECT @@GLOBAL.Host_Cache_Size;
--echo 1 Expected
#set @Default_host_cache_size=(select if(if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))>2000,2000,if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))));
set @Default_host_cache_size=128;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;
select @@global.Host_Cache_Size=@Default_host_cache_size;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_03----------------------#'
####################################################################
# Checking Value can be set - Dynamic #
####################################################################
--error ER_GLOBAL_VARIABLE
SET @@local.Host_Cache_Size=1;
--echo Expected error 'Global variable'
--error ER_GLOBAL_VARIABLE
SET @@session.Host_Cache_Size=1;
--echo Expected error 'Global variable'
SET @@GLOBAL.Host_Cache_Size=1;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
select @@global.Host_Cache_Size=@Default_host_cache_size;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_04----------------------#'
#################################################################
# Check if the value in GLOBAL Table matches value in variable #
#################################################################
SELECT @@GLOBAL.Host_Cache_Size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='Host_Cache_Size';
--echo 1 Expected
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='Host_Cache_Size';
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_05----------------------#'
################################################################################
# Checking Variable Scope #
################################################################################
SELECT @@Host_Cache_Size = @@GLOBAL.Host_Cache_Size;
--echo 1 Expected
--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@local.Host_Cache_Size);
--echo Expected error 'Variable is a GLOBAL variable'
--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@SESSION.Host_Cache_Size);
--echo Expected error 'Variable is a GLOBAL variable'
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
--Error ER_BAD_FIELD_ERROR
SELECT Host_Cache_Size = @@SESSION.Host_Cache_Size;
--echo Expected error 'Unknown column Host_Cache_Size in field list'
#The below check has been commented out as the IP fetch is different in a P2P connection than BroadBand connection
#--echo '#---------------------WL6372_VAR_6_06----------------------#'
###############################################################################
# Checking the Host cahce functionality #
###############################################################################
#SET @@GLOBAL.Host_Cache_Size=2;
#--disable_warnings
#--perl
#my $ip=`ifconfig | egrep "inet addr|inet" | sed -e 's/^.*inet addr://' -e 's/^.*inet//'| sed 's/ .*\$//'|egrep -i "broadcast|bcast"|head -1|awk '{print $1}'`;
#open (LOGFH, ">" . $ENV{'MYSQL_TMP_DIR'} . "/bind_ip");
#print LOGFH "let \$bind_ip = $ip;\n";
#close LOGFH;
#EOF
#--source $MYSQL_TMP_DIR/bind_ip
#--remove_file $MYSQL_TMP_DIR/bind_ip
#let $restart_file= $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
#--exec echo "wait" > $restart_file
#--shutdown_server 10
#--source include/wait_until_disconnected.inc
#-- exec echo "restart:--bind-address=$bind_ip " > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
#-- enable_reconnect
#-- source include/wait_until_connected_again.inc
#connection default;
#--disable_warnings
#create user binduser;
#grant all on *.* to binduser;
#select count(IP) from performance_schema.host_cache;
#--echo 0 Expected
#connect (con1,$bind_ip,binduser,,);
#select count(IP) from performance_schema.host_cache;
#--echo 1 Expected
#disconnect con1;
#connection default;
#--disable_warnings
# The below check is hashed until the BUG14689561# is fixed
#
#flush hosts;
#connect (con2,$bind_ip,binduser,,);
#select count(IP) from performance_schema.host_cache;
#--echo 1 Expected
#disconnect con2;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;
|
