Enhance mem_usage/free_effort/unlink/copy callbacks and add GetDbFromIO api. (#8999)

Create new module type enhanced callbacks: mem_usage2, free_effort2, unlink2, copy2.
These will be given a context point from which the module can obtain the key name and database id.
In addition the digest and defrag context can now be used to obtain the key name and database id.
This commit is contained in:
chenyang8094
2021-06-16 09:45:49 +03:00
committed by GitHub
parent 7f342020dc
commit e0cd3ad0de
19 changed files with 1255 additions and 92 deletions
+243
View File
@@ -0,0 +1,243 @@
set testmodule [file normalize tests/modules/datatype2.so]
start_server {tags {"modules"}} {
r module load $testmodule
test "datatype2: test mem alloc and free" {
r flushall
r select 0
assert_equal 3 [r mem.alloc k1 3]
assert_equal 2 [r mem.alloc k2 2]
r select 1
assert_equal 1 [r mem.alloc k1 1]
assert_equal 5 [r mem.alloc k2 5]
r select 0
assert_equal 1 [r mem.free k1]
assert_equal 1 [r mem.free k2]
r select 1
assert_equal 1 [r mem.free k1]
assert_equal 1 [r mem.free k2]
}
test "datatype2: test del and unlink" {
r flushall
assert_equal 100 [r mem.alloc k1 100]
assert_equal 60 [r mem.alloc k2 60]
assert_equal 1 [r unlink k1]
assert_equal 1 [r del k2]
}
test "datatype2: test read and write" {
r flushall
assert_equal 3 [r mem.alloc k1 3]
set data datatype2
assert_equal [string length $data] [r mem.write k1 0 $data]
assert_equal $data [r mem.read k1 0]
}
test "datatype2: test rdb save and load" {
r flushall
r select 0
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
set data k2
assert_equal 2 [r mem.alloc k2 2]
assert_equal [string length $data] [r mem.write k2 0 $data]
r select 1
set data k3
assert_equal 3 [r mem.alloc k3 3]
assert_equal [string length $data] [r mem.write k3 1 $data]
set data k4
assert_equal 2 [r mem.alloc k4 2]
assert_equal [string length $data] [r mem.write k4 0 $data]
r bgsave
waitForBgsave r
r debug reload
r select 0
assert_equal k1 [r mem.read k1 1]
assert_equal k2 [r mem.read k2 0]
r select 1
assert_equal k3 [r mem.read k3 1]
assert_equal k4 [r mem.read k4 0]
}
test "datatype2: test aof rewrite" {
r flushall
r select 0
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
set data k2
assert_equal 2 [r mem.alloc k2 2]
assert_equal [string length $data] [r mem.write k2 0 $data]
r select 1
set data k3
assert_equal 3 [r mem.alloc k3 3]
assert_equal [string length $data] [r mem.write k3 1 $data]
set data k4
assert_equal 2 [r mem.alloc k4 2]
assert_equal [string length $data] [r mem.write k4 0 $data]
r bgrewriteaof
waitForBgrewriteaof r
r debug loadaof
r select 0
assert_equal k1 [r mem.read k1 1]
assert_equal k2 [r mem.read k2 0]
r select 1
assert_equal k3 [r mem.read k3 1]
assert_equal k4 [r mem.read k4 0]
}
test "datatype2: test copy" {
r flushall
r select 0
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
assert_equal $data [r mem.read k1 1]
set data k2
assert_equal 2 [r mem.alloc k2 2]
assert_equal [string length $data] [r mem.write k2 0 $data]
assert_equal $data [r mem.read k2 0]
r select 1
set data k3
assert_equal 3 [r mem.alloc k3 3]
assert_equal [string length $data] [r mem.write k3 1 $data]
set data k4
assert_equal 2 [r mem.alloc k4 2]
assert_equal [string length $data] [r mem.write k4 0 $data]
assert_equal {total 5 used 2} [r mem.usage 0]
assert_equal {total 5 used 2} [r mem.usage 1]
r select 0
assert_equal 1 [r copy k1 k3]
assert_equal k1 [r mem.read k3 1]
assert_equal {total 8 used 3} [r mem.usage 0]
assert_equal 1 [r copy k2 k1 db 1]
r select 1
assert_equal k2 [r mem.read k1 0]
assert_equal {total 8 used 3} [r mem.usage 0]
assert_equal {total 7 used 3} [r mem.usage 1]
}
test "datatype2: test swapdb" {
r flushall
r select 0
set data k1
assert_equal 5 [r mem.alloc k1 5]
assert_equal [string length $data] [r mem.write k1 1 $data]
assert_equal $data [r mem.read k1 1]
set data k2
assert_equal 4 [r mem.alloc k2 4]
assert_equal [string length $data] [r mem.write k2 0 $data]
assert_equal $data [r mem.read k2 0]
r select 1
set data k1
assert_equal 3 [r mem.alloc k3 3]
assert_equal [string length $data] [r mem.write k3 1 $data]
set data k2
assert_equal 2 [r mem.alloc k4 2]
assert_equal [string length $data] [r mem.write k4 0 $data]
assert_equal {total 9 used 2} [r mem.usage 0]
assert_equal {total 5 used 2} [r mem.usage 1]
assert_equal OK [r swapdb 0 1]
assert_equal {total 9 used 2} [r mem.usage 1]
assert_equal {total 5 used 2} [r mem.usage 0]
}
test "datatype2: test digest" {
r flushall
r select 0
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
assert_equal $data [r mem.read k1 1]
set data k2
assert_equal 2 [r mem.alloc k2 2]
assert_equal [string length $data] [r mem.write k2 0 $data]
assert_equal $data [r mem.read k2 0]
r select 1
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
assert_equal $data [r mem.read k1 1]
set data k2
assert_equal 2 [r mem.alloc k2 2]
assert_equal [string length $data] [r mem.write k2 0 $data]
assert_equal $data [r mem.read k2 0]
r select 0
set digest0 [r debug digest]
r select 1
set digest1 [r debug digest]
assert_equal $digest0 $digest1
}
test "datatype2: test memusage" {
r flushall
set data k1
assert_equal 3 [r mem.alloc k1 3]
assert_equal [string length $data] [r mem.write k1 1 $data]
assert_equal $data [r mem.read k1 1]
set data k2
assert_equal 3 [r mem.alloc k2 3]
assert_equal [string length $data] [r mem.write k2 0 $data]
assert_equal $data [r mem.read k2 0]
assert_equal [r memory usage k1] [r memory usage k2]
}
}