/
oss_conn.go
60 lines (52 loc) · 1.34 KB
/
oss_conn.go
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package oss
import (
"fmt"
"github.com/aliyun/aliyun-oss-go-sdk/oss"
conf "github.com/solozyx/object-storage/config"
)
var ossCli *oss.Client
// 创建oss client对象
func Client() *oss.Client {
if ossCli != nil {
return ossCli
}
ossCli, err := oss.New(conf.OSSEndpoint, conf.OSSAccesskeyID, conf.OSSAccessKeySecret)
if err != nil {
fmt.Println(err.Error())
return nil
}
return ossCli
}
// Bucket : 获取bucket存储空间
func Bucket() *oss.Bucket {
cli := Client()
if cli != nil {
bucket, err := cli.Bucket(conf.OSSBucket)
if err != nil {
fmt.Println(err.Error())
return nil
}
return bucket
}
return nil
}
// OSS文件下载:
// 1.SDK
// 2.API 通过OSS签名临时授权bucket里面的某个Object,生成签名下载url
func DownloadURL(objName string) string {
// 授权下载url有效时间 1小时
signedURL, err := Bucket().SignURL(objName, oss.HTTPGet, 3600)
if err != nil {
fmt.Println(err.Error())
return ""
}
return signedURL
}
// 针对指定 bucket 设置生命周期规则
// bucket里面的object遵循bucket规则
func BuildLifecycleRule(bucketName string) {
// 表示前缀为 test/ 的对象(Object 文件)距最后修改时间30天后过期
ruleTest1 := oss.BuildLifecycleRuleByDays("rule1", "test/", true, 30)
rules := []oss.LifecycleRule{ruleTest1}
Client().SetBucketLifecycle(bucketName, rules)
}