modelRT/distributedlock/rwlock_test.go

582 lines
15 KiB
Go

package distributedlock
import (
"context"
"strings"
"testing"
"time"
"modelRT/distributedlock/constant"
"github.com/redis/go-redis/v9"
"github.com/stretchr/testify/assert"
"go.uber.org/zap"
)
var (
log *zap.Logger
rdb *redis.Client
)
func init() {
log = zap.Must(zap.NewDevelopment())
rdb = redis.NewClient(&redis.Options{
Network: "tcp",
Addr: "192.168.2.104:30001",
// pool config
PoolSize: 100, // max connections
PoolFIFO: true,
PoolTimeout: 4 * time.Second,
MinIdleConns: 10, // min idle connections
MaxIdleConns: 20, // max idle connections
// tiemout config
DialTimeout: 5 * time.Second,
ReadTimeout: 3 * time.Second,
WriteTimeout: 3 * time.Second,
})
}
func TestRWLockRLockAndUnRLock(t *testing.T) {
ctx := context.TODO()
rwLocker := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker.logger = log
duration := 10 * time.Second
// 第一次加读锁
err := rwLocker.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey := strings.Join([]string{rwLocker.rwTokenTimeoutPrefix, rwLocker.token}, ":")
num, err := rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
err = rwLocker.UnRLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, redis.Nil, err)
assert.Equal(t, 0, num)
t.Log("rwLock rlock and unrlock test success")
return
}
func TestRWLockReentrantRLock(t *testing.T) {
ctx := context.TODO()
rwLocker := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker.logger = log
duration := 10 * time.Second
// 第一次加读锁
err := rwLocker.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey := strings.Join([]string{rwLocker.rwTokenTimeoutPrefix, rwLocker.token}, ":")
num, err := rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// 第二次加读锁
err = rwLocker.RLock(ctx, duration)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 2, num)
// 第一次解读锁
err = rwLocker.UnRLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// 第二次解读锁
err = rwLocker.UnRLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, redis.Nil, err)
assert.Equal(t, 0, num)
t.Log("rwLock reentrant lock test success")
return
}
func TestRWLockRefreshRLock(t *testing.T) {
ctx := context.TODO()
rwLocker := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 10,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker.logger = log
duration := 10 * time.Second
// 第一次加读锁
err := rwLocker.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey := strings.Join([]string{rwLocker.rwTokenTimeoutPrefix, rwLocker.token}, ":")
num, err := rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
time.Sleep(10 * time.Second)
script := `return redis.call('httl', KEYS[1], 'fields', '1', ARGV[1]);`
result, err := rdb.Eval(ctx, script, []string{rwLocker.key}, tokenKey).Result()
assert.Equal(t, nil, err)
ttls, ok := result.([]interface{})
assert.Equal(t, true, ok)
ttl, ok := ttls[0].(int64)
assert.Equal(t, true, ok)
compareValue := int64(8)
assert.Greater(t, ttl, compareValue)
err = rwLocker.UnRLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, redis.Nil, err)
assert.Equal(t, 0, num)
t.Log("rwLock refresh lock test success")
return
}
func TestRWLock2ClientRLock(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加读锁
err := rwLocker1.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2加读锁
err = rwLocker2.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey2 := strings.Join([]string{rwLocker2.rwTokenTimeoutPrefix, rwLocker2.token}, ":")
num, err = rdb.HGet(ctx, rwLocker2.key, tokenKey2).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
err = rdb.HLen(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
hLen := rdb.HLen(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(3), hLen)
// locker1解读锁
err = rwLocker1.UnRLock(ctx)
assert.Equal(t, nil, err)
// locker2解读锁
err = rwLocker2.UnRLock(ctx)
assert.Equal(t, nil, err)
err = rdb.Exists(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
existNum := rdb.Exists(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(0), existNum)
t.Log("rwLock 2 client lock test success")
return
}
func TestRWLock2CWith2DifTimeRLock(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 30,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加读锁
err := rwLocker1.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2加读锁
err = rwLocker2.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey2 := strings.Join([]string{rwLocker2.rwTokenTimeoutPrefix, rwLocker2.token}, ":")
num, err = rdb.HGet(ctx, rwLocker2.key, tokenKey2).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
err = rdb.HLen(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
hLen := rdb.HLen(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(3), hLen)
script := `return redis.call('httl', KEYS[1], 'fields', '1', ARGV[1]);`
result, err := rdb.Eval(ctx, script, []string{rwLocker1.key}, tokenKey1).Result()
assert.Equal(t, nil, err)
ttls, ok := result.([]interface{})
assert.Equal(t, true, ok)
ttl, ok := ttls[0].(int64)
assert.Equal(t, true, ok)
compareValue := int64(110)
assert.Greater(t, ttl, compareValue)
// locker1解读锁
err = rwLocker1.UnRLock(ctx)
assert.Equal(t, nil, err)
hashTTL := rdb.TTL(ctx, rwLocker1.key).Val().Seconds()
assert.Greater(t, hashTTL, float64(20))
// locker2解读锁
err = rwLocker2.UnRLock(ctx)
assert.Equal(t, nil, err)
err = rdb.Exists(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
existNum := rdb.Exists(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(0), existNum)
t.Log("rwLock 2 client lock test success")
return
}
func TestRWLock2CWithTimeTransformRLock(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 30,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加读锁
err := rwLocker1.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2加读锁
err = rwLocker2.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey2 := strings.Join([]string{rwLocker2.rwTokenTimeoutPrefix, rwLocker2.token}, ":")
num, err = rdb.HGet(ctx, rwLocker2.key, tokenKey2).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
err = rdb.HLen(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
hLen := rdb.HLen(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(3), hLen)
hashTTL := rdb.TTL(ctx, rwLocker2.key).Val().Seconds()
assert.Greater(t, hashTTL, float64(100))
// locker2解读锁
err = rwLocker2.UnRLock(ctx)
assert.Equal(t, nil, err)
time.Sleep(10 * time.Second)
hashTTL = rdb.TTL(ctx, rwLocker1.key).Val().Seconds()
assert.Greater(t, hashTTL, float64(15))
// locker1解读锁
err = rwLocker1.UnRLock(ctx)
assert.Equal(t, nil, err)
err = rdb.Exists(ctx, rwLocker1.key).Err()
assert.Equal(t, nil, err)
existNum := rdb.Exists(ctx, rwLocker1.key).Val()
assert.Equal(t, int64(0), existNum)
t.Log("rwLock 2 client lock test success")
return
}
func TestRWLockWLockAndUnWLock(t *testing.T) {
ctx := context.TODO()
rwLocker := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker.logger = log
duration := 10 * time.Second
// 第一次加读锁
err := rwLocker.WLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey := strings.Join([]string{rwLocker.rwTokenTimeoutPrefix, rwLocker.token}, ":")
num, err := rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
err = rwLocker.UnWLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, redis.Nil, err)
assert.Equal(t, 0, num)
t.Log("rwLock rlock and unrlock test success")
return
}
func TestRWLockReentrantWLock(t *testing.T) {
ctx := context.TODO()
rwLocker := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker.logger = log
duration := 10 * time.Second
// 第一次加写锁
err := rwLocker.WLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey := strings.Join([]string{rwLocker.rwTokenTimeoutPrefix, rwLocker.token}, ":")
num, err := rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// 第二次加写锁
err = rwLocker.WLock(ctx, duration)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 2, num)
// 第一次解写锁
err = rwLocker.UnWLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// 第二次解写锁
err = rwLocker.UnWLock(ctx)
assert.Equal(t, nil, err)
num, err = rdb.HGet(ctx, rwLocker.key, tokenKey).Int()
assert.Equal(t, redis.Nil, err)
assert.Equal(t, 0, num)
t.Log("rwLock reentrant lock test success")
return
}
func TestRWLock2CWithRLockAndWLockFailed(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 30,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加读锁
err := rwLocker1.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2加写锁锁
duration = 10 * time.Second
err = rwLocker2.WLock(ctx, duration)
assert.Equal(t, constant.AcquireTimeoutErr, err)
err = rwLocker1.UnRLock(ctx)
assert.Equal(t, nil, err)
t.Log("rwLock 2 client lock test success")
return
}
func TestRWLock2CWithRLockAndWLockSucceed(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加读锁
err := rwLocker1.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
go func() {
// locker1解写锁
time.Sleep(10 * time.Second)
err = rwLocker1.UnRLock(ctx)
assert.Equal(t, nil, err)
}()
// locker2加写锁
duration = 30 * time.Second
err = rwLocker2.WLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey2 := strings.Join([]string{rwLocker2.rwTokenTimeoutPrefix, rwLocker2.token}, ":")
num, err = rdb.HGet(ctx, rwLocker2.key, tokenKey2).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2解写锁
err = rwLocker2.UnWLock(ctx)
assert.Equal(t, nil, err)
t.Log("rwLock 2 client lock test success")
return
}
func TestRWLock2CWithWLockAndRLock(t *testing.T) {
ctx := context.TODO()
rwLocker1 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 120,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc556a",
})
rwLocker1.logger = log
rwLocker2 := GetRWLocker(rdb, &RedissionLockConfig{
LockLeaseTime: 30,
NeedRefresh: true,
Key: "component",
Token: "fd348a84-e07c-4a61-8c19-f753e6bc5577",
})
rwLocker2.logger = log
duration := 10 * time.Second
// locker1加写锁
err := rwLocker1.WLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey1 := strings.Join([]string{rwLocker1.rwTokenTimeoutPrefix, rwLocker1.token}, ":")
num, err := rdb.HGet(ctx, rwLocker1.key, tokenKey1).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
go func() {
// locker1解写锁
time.Sleep(10 * time.Second)
err = rwLocker1.UnWLock(ctx)
assert.Equal(t, nil, err)
}()
// locker2加读锁
duration = 30 * time.Second
err = rwLocker2.RLock(ctx, duration)
assert.Equal(t, nil, err)
tokenKey2 := strings.Join([]string{rwLocker2.rwTokenTimeoutPrefix, rwLocker2.token}, ":")
num, err = rdb.HGet(ctx, rwLocker2.key, tokenKey2).Int()
assert.Equal(t, nil, err)
assert.Equal(t, 1, num)
// locker2解读锁
err = rwLocker2.UnRLock(ctx)
assert.Equal(t, nil, err)
t.Log("rwLock 2 client lock test success")
return
}