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
|
############# mysql-test\t\max_user_connections_func.test ####################
# #
# Variable Name: max_user_connections #
# Scope: SESSION #
# Access Type: Dynamic #
# Data Type: NUMERIC #
# Default Value: - #
# Values: 1-4294967295 #
# #
# #
# Creation Date: 2008-03-02 #
# Author: Sharique Abdullah #
# #
# Description: Test Cases of Dynamic System Variable "max_user_connections #
# that checks behavior of this variable in the following ways #
# * Functionality based on different values #
# #
# Reference: #
# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html #
# option_mysqld_max_user_connections #
# #
# Modified: 2008-07-10 HHUNGER: Inserted wait condition #
# #
##############################################################################
--echo ** Setup **
--echo
#
# Setup
#
--source include/not_embedded.inc
SET @default_max_user_connections = @@global.max_user_connections;
###################################
#Setting value max_user_connection#
###################################
Set Global max_user_connections=2;
GRANT USAGE on *.* TO test@localhost;
--echo '#--------------------FN_DYNVARS_114_01-------------------------#'
########################################
#Should not make more then 2 connection#
########################################
--echo ** Connecting conn1 using username 'test' **
CONNECT (conn1,localhost,test,,);
--echo ** Connecting conn2 using username 'test' **
CONNECT (conn2,localhost,test,,);
--echo ** Connecting conn3 using username 'test' **
--disable_query_log
--Error ER_TOO_MANY_USER_CONNECTIONS
CONNECT (conn3,localhost,test,,);
--enable_query_log
--echo Expected error "too many connections"
--echo ** Disconnecting conn1 **
DISCONNECT conn1;
--echo ** Poll till disconnected conn1 disappears from processlist
let $wait_condition= SELECT count(id) <= 2
FROM information_schema.processlist WHERE user = 'test';
--source include/wait_condition.inc
--echo '#--------------------FN_DYNVARS_114_02-------------------------#'
#####################################################
#Set value to 3 and see if 3 connections can be made#
#####################################################
connection default;
Set Global max_user_connections=3;
--echo ** Connecting conn5 using username 'test' **
CONNECT (conn5,localhost,test,,);
--echo ** Connecting conn6 using username 'test' **
CONNECT (conn6,localhost,test,,);
#
# Cleanup
#
--echo ** Connection default **
CONNECTION default;
--echo ** Disconnecting conn5, conn6 **
DISCONNECT conn2;
DISCONNECT conn5;
DISCONNECT conn6;
drop user test@localhost;
SET @@global.max_user_connections = @default_max_user_connections;
|
