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
|
# make sure the test infra won't use SELECT
set old_singledb $::singledb
set ::singledb 1
start_server {overrides {cluster-enabled yes} tags {external:skip cluster}} {
r 0 cluster addslotsrange 0 16383
wait_for_condition 50 100 {
[csi 0 cluster_state] eq "ok"
} else {
fail "Cluster never became 'ok'"
}
test {Eval scripts with shebangs and functions default to no cross slots} {
# Test that scripts with shebang block cross slot operations
assert_error "ERR Script attempted to access keys that do not hash to the same slot*" {
r 0 eval {#!lua
redis.call('set', 'foo', 'bar')
redis.call('set', 'bar', 'foo')
return 'OK'
} 0}
# Test the functions by default block cross slot operations
r 0 function load REPLACE {#!lua name=crossslot
local function test_cross_slot(keys, args)
redis.call('set', 'foo', 'bar')
redis.call('set', 'bar', 'foo')
return 'OK'
end
redis.register_function('test_cross_slot', test_cross_slot)}
assert_error "ERR Script attempted to access keys that do not hash to the same slot*" {r FCALL test_cross_slot 0}
}
test {Cross slot commands are allowed by default for eval scripts and with allow-cross-slot-keys flag} {
# Old style lua scripts are allowed to access cross slot operations
r 0 eval "redis.call('set', 'foo', 'bar'); redis.call('set', 'bar', 'foo')" 0
# scripts with allow-cross-slot-keys flag are allowed
r 0 eval {#!lua flags=allow-cross-slot-keys
redis.call('set', 'foo', 'bar'); redis.call('set', 'bar', 'foo')
} 0
# Functions with allow-cross-slot-keys flag are allowed
r 0 function load REPLACE {#!lua name=crossslot
local function test_cross_slot(keys, args)
redis.call('set', 'foo', 'bar')
redis.call('set', 'bar', 'foo')
return 'OK'
end
redis.register_function{function_name='test_cross_slot', callback=test_cross_slot, flags={ 'allow-cross-slot-keys' }}}
r FCALL test_cross_slot 0
}
test {Cross slot commands are also blocked if they disagree with pre-declared keys} {
assert_error "ERR Script attempted to access keys that do not hash to the same slot*" {
r 0 eval {#!lua
redis.call('set', 'foo', 'bar')
return 'OK'
} 1 bar}
}
}
set ::singledb $old_singledb
|
