最近更新时间：2019-12-30 16:07:09
此SDK是基于aws-sdk-go改造，适用于golang 1.8 开发环境。
配置Go 开发环境
go get github.com/ks3sdklib/aws-sdk-go
1、开通KS3服务，http://www.ksyun.com/user/register 注册账号
2、进入控制台, https://iam.console.ksyun.com/#!/account 获取AccessKeyID 、AccessKeySecret
1、引用相关包
import(
"github.com/ks3sdklib/aws-sdk-go/aws"
"github.com/ks3sdklib/aws-sdk-go/aws/credentials"
"github.com/ks3sdklib/aws-sdk-go/service/s3"
)2、初始化客户端
credentials := credentials.NewStaticCredentials("<AccessKeyID>","<AccessKeySecret>","")
client := s3.New(&aws.Config{
Region: "BEIJING",
Credentials: credentials,
Endpoint:"ks3-example.ks3-cn-beijing.ksyun.com",//ks3地址
DisableSSL:true,//是否禁用https
LogLevel:1,//是否开启日志,0为关闭日志，1为开启日志
S3ForcePathStyle:false,//是否强制使用path style方式访问
LogHTTPBody:true,//是否把HTTP请求body打入日志
Logger:os.Stdout,//打日志的位置
})注意：
输入参数params和返回结果resp详细结构请参考github.com/ks3sdklib/aws-sdk-go/service/s3/api.go
params := &s3.PutObjectInput{
Bucket: aws.String("BucketName"), // bucket名称
Key: aws.String("ObjectKey"), // object key
ACL: aws.String("ObjectCannedACL"),//权限，支持private(私有)，public-read(公开读)
Body: bytes.NewReader([]byte("PAYLOAD")),//要上传的内容
ContentType: aws.String("application/ocet-stream"),//设置content-type
Metadata: map[string]*string{
//"Key": aws.String("MetadataValue"), // 设置用户元数据
// More values...
},
}
resp, err := client.PutObject(params)
if err!= nil{
panic(err)
}
fmt.Println(resp) params := &s3.GetObjectInput{
Bucket: aws.String("BucketName"), // bucket名称
Key: aws.String("ObjectKey"), // object key
}
resp, err := client.GetObject(params)
if err != nil{
panic(err)
}
//读取返回结果中body的前20个字节
b := make([]byte, 20)
n, err := resp.Body.Read(b)
fmt.Printf("%-20s %-2v %v\n", b[:n], n, err) params := &s3.GetObjectInput{
Bucket: aws.String("BucketName"), // bucket名称
Key: aws.String("ObjectKey"), // object key
ResponseCacheControl: aws.String("ResponseCacheControl"),
//控制返回的Cache-Control header
ResponseContentDisposition: aws.String("ResponseContentDisposition"),
//控制返回的Content-Disposition header
ResponseContentEncoding: aws.String("ResponseContentEncoding"),
//控制返回的Content-Encoding header
ResponseContentLanguage: aws.String("ResponseContentLanguage"),
//控制返回的Content-Language header
ResponseContentType: aws.String("ResponseContentType"),
//控制返回的Content-Type header
}
resp, err := client.GetObjectPresignedUrl(params,1444370289000000000)
//第二个参数为外链过期时间，第二个参数为纳秒级的时间戳
if err!=nil {
panic(err)
}
fmt.Println(resp)//resp即生成的外链地址,类型为url.URL params := &s3.PutObjectInput{
Bucket: aws.String(bucket), // bucket名称
Key: aws.String(key), // object key
ACL: aws.String("public-read"),//设置ACL
ContentType: aws.String("application/ocet-stream"),//设置文件的content-type
ContentMaxLength: aws.Long(20),//设置允许的最大长度，对应的header：x-amz-content-maxlength
}
resp, err := client.PutObjectPresignedUrl(params,1444370289000000000)
//第二个参数为外链过期时间，第二个参数为纳秒级的时间戳
if err!=nil {
panic(err)
}
httpReq, _ := http.NewRequest("PUT", "", strings.NewReader("123"))
httpReq.URL = resp
httpReq.Header["x-amz-acl"] = []string{"public-read"}
httpReq.Header["x-amz-content-maxlength"] = []string{"20"}
httpReq.Header.Add("Content-Type","application/ocet-stream")
fmt.Println(httpReq)
httpRep,err := http.DefaultClient.Do(httpReq)
fmt.Println(httpRep)
if err != nil{
panic(err)
} params := &s3.PutObjectACLInput{
Bucket: aws.String(bucket), // bucket名称
Key: aws.String(key), // object key
ACL: aws.String("private"),//设置ACL
ContentType: aws.String("text/plain"),
}
resp, err := client.PutObjectACLPresignedUrl(params,1444370289000000000)
//第二个参数为外链过期时间，第二个参数为纳秒级的时间戳
if err!=nil {
panic(err)
}
fmt.Println(resp)//resp即生成的外链地址,类型为url.URL
httpReq, _ := http.NewRequest("PUT", "", nil)
httpReq.URL = resp
httpReq.Header["x-amz-acl"] = []string{"private"}
httpReq.Header.Add("Content-Type","text/plain")
fmt.Println(httpReq)
httpRep,err := http.DefaultClient.Do(httpReq)
if err != nil{
panic(err)
}
fmt.Println(httpRep) params := &s3.CreateMultipartUploadInput{
Bucket: aws.String("BucketName"), // bucket名称
Key: aws.String("ObjectKey"), // object key
ACL: aws.String("ObjectCannedACL"),//权限，支持private(私有)，public-read(公开读)
ContentType: aws.String("application/ocet-stream"),//设置content-type
Metadata: map[string]*string{
//"Key": aws.String("MetadataValue"), // 设置用户元数据
// More values...
},
}
resp, err := client.CreateMultipartUpload(params)
if err != nil{
panic(err)
}
//获取这次初始化的uploadid
fmt.Println(*resp.UploadID) params := &s3.UploadPartInput{
Bucket:aws.String(bucket),//bucket名称
Key:aws.String(key),//文件名
PartNumber:aws.Long(1),//当前块的序号
UploadID:aws.String(uploadId),//由初始化获取到得uploadid
Body:strings.NewReader(content),//当前块的内容
ContentLength:aws.Long(int64(len(content))),//内容长度
}
resp,err := client.UploadPart(params)
if err != nil{
panic(err)
}
fmt.Println(resp) params := &s3.CompleteMultipartUploadInput{
Bucket:aws.String(bucket),//bucket名称
Key:aws.String(key),//文件名
UploadID:aws.String(uploadId),//由初始化获取到得uploadid
MultipartUpload:&s3.CompletedMultipartUpload{
Parts:<已经完成的块列表>,//类型为*s3.CompletedPart数组
},
}
resp,err := client.CompleteMultipartUpload(params)
if err != nil{
panic(err)
}
fmt.Println(resp) params := &s3.AbortMultipartUploadInput{
Bucket:aws.String(bucket),//bucket名称
Key:aws.String(key),//文件名
UploadID:aws.String(uploadId),//由初始化获取到得uploadid
}
resp,err := client.AbortMultipartUpload(params)
if err != nil{
panic(err)
}
fmt.Println(resp) params := &s3.ListPartsInput{
Bucket:aws.String(bucket),//bucket名称
Key:aws.String(key),//文件名
UploadID:aws.String(uploadId),//由初始化获取到得uploadid
}
resp,err := client.ListParts(params)
if err != nil{
panic(err)
}
fmt.Println(resp) package main
import(
"crypto/hmac"
"crypto/sha1"
"encoding/base64"
"fmt"
)
func main(){
AccessKeyId := "AccessKeyId"
AccessKeySecret:= "AccessKeySecret"
stringToSign := "stringToSign"
signature := string(base64Encode(makeHmac([]byte(AccessKeySecret), []byte(stringToSign))))
token := "KSS "+AccessKeyId+":"+signature
fmt.Println(token)
}
func makeHmac(key []byte, data []byte) []byte {
hash := hmac.New(sha1.New, key)
hash.Write(data)
return hash.Sum(nil)
}
func base64Encode(src []byte) []byte {
return []byte(base64.StdEncoding.EncodeToString(src))
}func TestModifyObjectMeta(t *testing.T) {
key_modify_meta := string("yourkey")
metadata := make(map[string]*string)
metadata["yourmetakey1"] = aws.String("yourmetavalue1")
metadata["yourmetakey2"] = aws.String("yourmetavalue2")
_,err := svc.CopyObject(&s3.CopyObjectInput{
Bucket:aws.String(bucket),
Key:aws.String(key_modify_meta),
CopySource:aws.String("/" + bucket+"/" + key_modify_meta),
MetadataDirective:aws.String("REPLACE"),
Metadata:metadata,
})
assert.NoError(t,err)
assert.True(t,objectExists(bucket,key))
}