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缓存支持读取缓存key的剩余有效时间

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This commit is contained in:
白茶清欢 2024-10-09 18:30:12 +08:00
parent 225a1ae9b2
commit 9088f515d3
5 changed files with 52 additions and 6 deletions
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2
abstract/i_cache.go
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@ -26,6 +26,8 @@ type ResultParseFunc func(res string) error
type ICache interface {
// Exist 缓存是否存在
Exist(ctx context.Context, cacheInstanceFlag string, key string) (bool, error)
// TTL key还有多长时间过期
TTL(ctx context.Context, cacheInstanceFlag string, key string) (int64, error)
// Set 设置缓存
Set(ctx context.Context, cacheInstanceFlag string, key string, value string, ttl int64) error
// Get 读取原始缓存数据

14
go.mod
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@ -2,15 +2,18 @@ module git.zhangdeman.cn/zhangdeman/cache
go 1.22.4
require git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240621044326-9daae920468f
require (
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20241009101709-d8400fb206b4
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20241009101849-a85ebc020329
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240924063449-ef80c6cb79d1
github.com/patrickmn/go-cache v2.1.0+incompatible
)
require (
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240621065139-666060e4de0b // indirect
git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211 // indirect
git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0 // indirect
git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20240618035451-8d48a6bd39dd // indirect
git.zhangdeman.cn/zhangdeman/util v0.0.0-20240618042405-6ee2c904644e // indirect
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240612083858-8d056baada2e // indirect
github.com/BurntSushi/toml v1.4.0 // indirect
github.com/axgle/mahonia v0.0.0-20180208002826-3358181d7394 // indirect
github.com/cespare/xxhash/v2 v2.3.0 // indirect
@ -18,11 +21,10 @@ require (
github.com/go-ini/ini v1.67.0 // indirect
github.com/mitchellh/go-homedir v1.1.0 // indirect
github.com/mozillazg/go-pinyin v0.20.0 // indirect
github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
github.com/pkg/errors v0.9.1 // indirect
github.com/redis/go-redis/v9 v9.5.3 // indirect
github.com/redis/go-redis/v9 v9.6.1 // indirect
github.com/spaolacci/murmur3 v1.1.0 // indirect
github.com/tidwall/gjson v1.17.1 // indirect
github.com/tidwall/gjson v1.18.0 // indirect
github.com/tidwall/match v1.1.1 // indirect
github.com/tidwall/pretty v1.2.1 // indirect
go.uber.org/multierr v1.11.0 // indirect

10
go.sum
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@ -2,6 +2,8 @@ git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240617073616-39e82fd033ed h1:BGv+y6
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240617073616-39e82fd033ed/go.mod h1:IXXaZkb7vGzGnGM5RRWrASAuwrVSNxuoe0DmeXx5g6k=
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240621065139-666060e4de0b h1:9rQAR9naSQL5DCdjIW0lZwzs+a4R5lW/NYJ4Ng3hqic=
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240621065139-666060e4de0b/go.mod h1:IXXaZkb7vGzGnGM5RRWrASAuwrVSNxuoe0DmeXx5g6k=
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20241009101709-d8400fb206b4 h1:GUWgrIR7Gw1BIPzU6qUQgnB+7ZCE9nIwudAQTk7cyoU=
git.zhangdeman.cn/zhangdeman/consts v0.0.0-20241009101709-d8400fb206b4/go.mod h1:IXXaZkb7vGzGnGM5RRWrASAuwrVSNxuoe0DmeXx5g6k=
git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211 h1:I/wOsRpCSRkU9vo1u703slQsmK0wnNeZzsWQOGtIAG0=
git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211/go.mod h1:SrtvrQRdzt+8KfYzvosH++gWxo2ShPTzR1m3VQ6uX7U=
git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0 h1:gUDlQMuJ4xNfP2Abl1Msmpa3fASLWYkNlqDFF/6GN0Y=
@ -10,12 +12,16 @@ git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620104455-27e193a0ea47 h1:Taq1Xyv
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620104455-27e193a0ea47/go.mod h1:OImVgoNTw9qWxGrgrym0wtEMdx0ekaH7vJJKIgSpdEg=
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240621044326-9daae920468f h1:jWKmzxECoaNywEiay2TCf0+s2L1U/Kgggfywf8aZZyQ=
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240621044326-9daae920468f/go.mod h1:OImVgoNTw9qWxGrgrym0wtEMdx0ekaH7vJJKIgSpdEg=
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20241009101849-a85ebc020329 h1:RSczQapTVb70rGix191oaQka8FZlVG7TlNzHmrVWv3g=
git.zhangdeman.cn/zhangdeman/redis v0.0.0-20241009101849-a85ebc020329/go.mod h1:MXoPgvolyv2O0DiMLfdxGmys8COSKIDw+XLAKZ0mpjg=
git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20240618035451-8d48a6bd39dd h1:2Y37waOVCmVvx0Rp8VGEptE2/2JVMImtxB4dKKDk/3w=
git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20240618035451-8d48a6bd39dd/go.mod h1:6+7whkCmb4sJDIfH3HxNuXRveaM0gCCNWd2uXZqNtIE=
git.zhangdeman.cn/zhangdeman/util v0.0.0-20240618042405-6ee2c904644e h1:Q973S6CcWr1ICZhFI1STFOJ+KUImCl2BaIXm6YppBqI=
git.zhangdeman.cn/zhangdeman/util v0.0.0-20240618042405-6ee2c904644e/go.mod h1:VpPjBlwz8U+OxZuxzHQBv1aEEZ3pStH6bZvT21ADEbI=
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240612083858-8d056baada2e h1:+PeWa2QdYBWnL32CfAAgy0dlaRCVNmYZDH4q+9w7Gfg=
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240612083858-8d056baada2e/go.mod h1:US/pcq2vstE3iyxIHf53w8IeXKkZys7bj/ozLWkRYeE=
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240924063449-ef80c6cb79d1 h1:LYw8NJeWcOiyrGjH9weyxnaMit94MlIngL+uskbLjtw=
git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240924063449-ef80c6cb79d1/go.mod h1:+2qNxuRsfyfOvXk9HNwn+CmyPmmhhrQm/eIi1FDU1jw=
github.com/BurntSushi/toml v1.4.0 h1:kuoIxZQy2WRRk1pttg9asf+WVv6tWQuBNVmK8+nqPr0=
github.com/BurntSushi/toml v1.4.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
github.com/axgle/mahonia v0.0.0-20180208002826-3358181d7394 h1:OYA+5W64v3OgClL+IrOD63t4i/RW7RqrAVl9LTZ9UqQ=
@ -44,12 +50,16 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/redis/go-redis/v9 v9.5.3 h1:fOAp1/uJG+ZtcITgZOfYFmTKPE7n4Vclj1wZFgRciUU=
github.com/redis/go-redis/v9 v9.5.3/go.mod h1:hdY0cQFCN4fnSYT6TkisLufl/4W5UIXyv0b/CLO2V2M=
github.com/redis/go-redis/v9 v9.6.1 h1:HHDteefn6ZkTtY5fGUE8tj8uy85AHk6zP7CpzIAM0y4=
github.com/redis/go-redis/v9 v9.6.1/go.mod h1:0C0c6ycQsdpVNQpxb1njEQIqkx5UcsM8FJCQLgE9+RA=
github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/tidwall/gjson v1.17.1 h1:wlYEnwqAHgzmhNUFfw7Xalt2JzQvsMx2Se4PcoFCT/U=
github.com/tidwall/gjson v1.17.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
github.com/tidwall/gjson v1.18.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=

18
gocache.go
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@ -32,6 +32,24 @@ func (g *Gocache) Exist(ctx context.Context, cacheInstanceFlag string, key strin
return exist, nil
}
func (g *Gocache) TTL(ctx context.Context, cacheInstanceFlag string, key string) (int64, error) {
var (
exist bool
expireAt time.Time
)
_, expireAt, exist = GocacheStorageClient.Get(cacheInstanceFlag).GetWithExpiration(key)
if !exist {
// 和redis key不存在返回值一致
return -2, nil
}
if expireAt.Unix() == 0 {
// 存在并且未设置过期时间, 和redis key返回值一致
return -1, nil
}
return expireAt.Unix() - time.Now().Unix(), nil
}
func (g *Gocache) Set(ctx context.Context, cacheInstanceFlag string, key string, value string, ttl int64) error {
now := time.Now()
if now.Unix() < ttl {

14
redis.go
View File

@ -11,6 +11,7 @@ import (
"context"
cacheAbstract "git.zhangdeman.cn/zhangdeman/cache/abstract"
"git.zhangdeman.cn/zhangdeman/redis"
"git.zhangdeman.cn/zhangdeman/wrapper"
)
var (
@ -38,6 +39,19 @@ func (r *Redis) Exist(ctx context.Context, instanceFlag string, key string) (boo
return res.Result == "1", res.Err
}
// TTL 获取key的剩余有效期
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 18:11 2024/10/9
func (r *Redis) TTL(ctx context.Context, instanceFlag string, key string) (int64, error) {
if nil == ctx {
ctx = context.Background()
}
res := redis.Wrapper.TTL(ctx, instanceFlag, key)
return wrapper.String(res.Result).ToInt64().Value, res.Err
}
// Set 设置缓存
//
// Author : go_developer@163.com<白茶清欢>