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gostorage/aliyun.go

216 lines
5.9 KiB

package gostorage
import (
"errors"
"github.com/aliyun/aliyun-oss-go-sdk/oss"
"io"
"sync"
)
// AliYunConfig 阿里云配置
type AliYunConfig struct {
AccessKeyId string // 账号信息
AccessKeySecret string // 账号信息
Endpoint string // 地域节点 外网访问 test3
EndpointEcs string // 地域节点 ECS 的经典网络访问(内网) test1
EndpointAccelerate string // 地域节点 传输加速域名(全地域上传下载加速 test4
BucketName string // 存储空间名称
}
// AliYun 阿里云
type AliYun struct {
accessKeyId string // 账号信息
accessKeySecret string // 账号信息
bucketName string // 存储空间名称
endpoint string // 地域节点
error error // 错误信息
client *oss.Client // 驱动
bucket *oss.Bucket // 存储空间
endpointEcsInfo struct {
error error // 错误信息
endpoint string // 地域节点
client *oss.Client // 驱动
bucket *oss.Bucket // 存储空间
} // 外网访问
endpointInfo struct {
error error // 错误信息
endpoint string // 地域节点
client *oss.Client // 驱动
bucket *oss.Bucket // 存储空间
} // 内网访问
endpointAccelerateInfo struct {
error error // 错误信息
endpoint string // 地域节点
client *oss.Client // 驱动
bucket *oss.Bucket // 存储空间
} // 传输加速域名访问
}
// NewAliYun 初始化
// https://help.aliyun.com/document_detail/32144.html
func NewAliYun(config *AliYunConfig) (*AliYun, error) {
app := &AliYun{}
app.accessKeyId = config.AccessKeyId
app.accessKeySecret = config.AccessKeySecret
app.bucketName = config.BucketName
app.endpointEcsInfo.endpoint = config.Endpoint
app.endpointInfo.endpoint = config.EndpointEcs
app.endpointAccelerateInfo.endpoint = config.EndpointAccelerate
wg := sync.WaitGroup{}
wg.Add(3)
go app.configEndpointEcs(&wg)
go app.configEndpoint(&wg)
go app.configEndpointAccelerate(&wg)
wg.Wait()
// 判断结果
if app.endpointEcsInfo.error == nil {
app.endpoint = app.endpointEcsInfo.endpoint
app.client = app.endpointEcsInfo.client
app.bucket = app.endpointEcsInfo.bucket
return app, nil
}
if app.endpointInfo.error == nil {
app.endpoint = app.endpointInfo.endpoint
app.client = app.endpointInfo.client
app.bucket = app.endpointInfo.bucket
return app, nil
}
if app.endpointAccelerateInfo.error == nil {
app.endpoint = app.endpointAccelerateInfo.endpoint
app.client = app.endpointAccelerateInfo.client
app.bucket = app.endpointAccelerateInfo.bucket
return app, nil
}
return app, errors.New("链接失败")
}
func (c *AliYun) configEndpoint(wg *sync.WaitGroup) {
defer wg.Done()
if c.endpointInfo.endpoint == "" {
c.endpointInfo.error = errors.New("没有配置")
return
}
// 创建链接
c.endpointInfo.client, c.endpointInfo.error = oss.New(c.endpointInfo.endpoint, c.accessKeyId, c.accessKeySecret)
if c.endpointInfo.error != nil {
return
}
// 填写存储空间名称
c.endpointInfo.bucket, c.endpointInfo.error = c.endpointInfo.client.Bucket(c.bucketName)
if c.endpointInfo.error != nil {
return
}
// 判断存储空间是否存在
_, c.endpointInfo.error = c.endpointInfo.client.IsBucketExist(c.bucketName)
if c.endpointInfo.error != nil {
return
}
c.endpointInfo.error = nil
return
}
func (c *AliYun) configEndpointEcs(wg *sync.WaitGroup) {
defer wg.Done()
if c.endpointEcsInfo.endpoint == "" {
c.endpointEcsInfo.error = errors.New("没有配置")
return
}
// 创建链接
c.endpointEcsInfo.client, c.endpointEcsInfo.error = oss.New(c.endpointEcsInfo.endpoint, c.accessKeyId, c.accessKeySecret)
if c.endpointEcsInfo.error != nil {
return
}
// 填写存储空间名称
c.endpointEcsInfo.bucket, c.endpointEcsInfo.error = c.endpointEcsInfo.client.Bucket(c.bucketName)
if c.endpointEcsInfo.error != nil {
return
}
// 判断存储空间是否存在
_, c.endpointEcsInfo.error = c.endpointEcsInfo.client.IsBucketExist(c.bucketName)
if c.endpointEcsInfo.error != nil {
return
}
c.endpointEcsInfo.error = nil
return
}
func (c *AliYun) configEndpointAccelerate(wg *sync.WaitGroup) {
defer wg.Done()
if c.endpointAccelerateInfo.endpoint == "" {
c.endpointAccelerateInfo.error = errors.New("没有配置")
return
}
// 创建链接
c.endpointAccelerateInfo.client, c.endpointAccelerateInfo.error = oss.New(c.endpointAccelerateInfo.endpoint, c.accessKeyId, c.accessKeySecret)
if c.endpointAccelerateInfo.error != nil {
return
}
// 填写存储空间名称
c.endpointAccelerateInfo.bucket, c.endpointAccelerateInfo.error = c.endpointAccelerateInfo.client.Bucket(c.bucketName)
if c.endpointAccelerateInfo.error != nil {
return
}
// 判断存储空间是否存在
_, c.endpointAccelerateInfo.error = c.endpointAccelerateInfo.client.IsBucketExist(c.bucketName)
if c.endpointAccelerateInfo.error != nil {
return
}
c.endpointAccelerateInfo.error = nil
return
}
// PutObject 上传文件流
// @param file 文件流
// @param filePath 文件路径
// @param fileName 文件名称
func (c *AliYun) PutObject(file io.Reader, filePath, fileName string) (resp FileInfo, err error) {
objectKey := filePath
if fileName != "" {
objectKey = filePath + "/" + fileName
}
err = c.bucket.PutObject(objectKey, file)
resp.Path = filePath
resp.Name = fileName
resp.Url = objectKey
return
}
// PutLocalFile 上传本地文件
// @param localFile 本地文件路径
// @param filePath 文件路径
// @param fileName 文件名称
func (c *AliYun) PutLocalFile(localFilePath, filePath, fileName string) (resp FileInfo, err error) {
if localFilePath == "" {
return FileInfo{}, errors.New("localFilePath 不能为空")
}
objectKey := filePath
if fileName != "" {
objectKey = filePath + "/" + fileName
}
err = c.bucket.PutObjectFromFile(objectKey, localFilePath)
resp.Path = filePath
resp.Name = fileName
resp.Url = objectKey
return
}