324 lines
9.4 KiB
324 lines
9.4 KiB
package kodo
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"time"
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"github.com/aws/aws-sdk-go-v2/aws"
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awss3config "github.com/aws/aws-sdk-go-v2/config"
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"github.com/aws/aws-sdk-go-v2/credentials"
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awss3 "github.com/aws/aws-sdk-go-v2/service/s3"
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awss3types "github.com/aws/aws-sdk-go-v2/service/s3/types"
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"github.com/openimsdk/open-im-server/v3/pkg/common/config"
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"github.com/openimsdk/open-im-server/v3/pkg/common/db/s3"
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"github.com/qiniu/go-sdk/v7/auth"
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"github.com/qiniu/go-sdk/v7/storage"
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)
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const (
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minPartSize = 1024 * 1024 * 1 // 1MB
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maxPartSize = 1024 * 1024 * 1024 * 5 // 5GB
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maxNumSize = 10000
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)
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type Kodo struct {
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AccessKey string
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SecretKey string
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Region string
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Token string
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Endpoint string
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BucketURL string
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Auth *auth.Credentials
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Client *awss3.Client
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PresignClient *awss3.PresignClient
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}
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func NewKodo() (s3.Interface, error) {
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conf := config.Config.Object.Kodo
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//init client
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cfg, err := awss3config.LoadDefaultConfig(context.TODO(),
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awss3config.WithRegion(conf.Bucket),
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awss3config.WithEndpointResolverWithOptions(
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aws.EndpointResolverWithOptionsFunc(func(service, region string, options ...interface{}) (aws.Endpoint, error) {
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return aws.Endpoint{URL: conf.Endpoint}, nil
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})),
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awss3config.WithCredentialsProvider(credentials.NewStaticCredentialsProvider(
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conf.AccessKeyID,
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conf.AccessKeySecret,
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conf.SessionToken),
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),
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)
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if err != nil {
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panic(err)
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}
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client := awss3.NewFromConfig(cfg)
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presignClient := awss3.NewPresignClient(client)
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return &Kodo{
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AccessKey: conf.AccessKeyID,
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SecretKey: conf.AccessKeySecret,
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Region: conf.Bucket,
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BucketURL: conf.BucketURL,
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Auth: auth.New(conf.AccessKeyID, conf.AccessKeySecret),
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Client: client,
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PresignClient: presignClient,
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}, nil
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}
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func (k Kodo) Engine() string {
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return "kodo"
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}
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func (k Kodo) PartLimit() *s3.PartLimit {
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return &s3.PartLimit{
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MinPartSize: minPartSize,
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MaxPartSize: maxPartSize,
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MaxNumSize: maxNumSize,
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}
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}
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func (k Kodo) InitiateMultipartUpload(ctx context.Context, name string) (*s3.InitiateMultipartUploadResult, error) {
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result, err := k.Client.CreateMultipartUpload(ctx, &awss3.CreateMultipartUploadInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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})
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if err != nil {
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return nil, err
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}
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return &s3.InitiateMultipartUploadResult{
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UploadID: aws.ToString(result.UploadId),
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Bucket: aws.ToString(result.Bucket),
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Key: aws.ToString(result.Key),
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}, nil
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}
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func (k Kodo) CompleteMultipartUpload(ctx context.Context, uploadID string, name string, parts []s3.Part) (*s3.CompleteMultipartUploadResult, error) {
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kodoParts := make([]awss3types.CompletedPart, len(parts))
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for i, part := range parts {
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kodoParts[i] = awss3types.CompletedPart{
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PartNumber: aws.Int32(int32(part.PartNumber)),
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ETag: aws.String(part.ETag),
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}
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}
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result, err := k.Client.CompleteMultipartUpload(ctx, &awss3.CompleteMultipartUploadInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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UploadId: aws.String(uploadID),
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MultipartUpload: &awss3types.CompletedMultipartUpload{Parts: kodoParts},
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})
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if err != nil {
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return nil, err
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}
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return &s3.CompleteMultipartUploadResult{
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Location: aws.ToString(result.Location),
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Bucket: aws.ToString(result.Bucket),
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Key: aws.ToString(result.Key),
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ETag: strings.ToLower(strings.ReplaceAll(aws.ToString(result.ETag), `"`, ``)),
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}, nil
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}
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func (k Kodo) PartSize(ctx context.Context, size int64) (int64, error) {
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if size <= 0 {
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return 0, errors.New("size must be greater than 0")
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}
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if size > maxPartSize*maxNumSize {
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return 0, fmt.Errorf("size must be less than %db", maxPartSize*maxNumSize)
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}
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if size <= minPartSize*maxNumSize {
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return minPartSize, nil
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}
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partSize := size / maxNumSize
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if size%maxNumSize != 0 {
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partSize++
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}
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return partSize, nil
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}
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func (k Kodo) AuthSign(ctx context.Context, uploadID string, name string, expire time.Duration, partNumbers []int) (*s3.AuthSignResult, error) {
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result := s3.AuthSignResult{
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URL: k.BucketURL + "/" + name,
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Query: url.Values{"uploadId": {uploadID}},
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Header: make(http.Header),
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Parts: make([]s3.SignPart, len(partNumbers)),
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}
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for i, partNumber := range partNumbers {
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part, _ := k.PresignClient.PresignUploadPart(ctx, &awss3.UploadPartInput{
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Bucket: aws.String(k.Region),
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UploadId: aws.String(uploadID),
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Key: aws.String(name),
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PartNumber: aws.Int32(int32(partNumber)),
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})
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result.Parts[i] = s3.SignPart{
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PartNumber: partNumber,
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URL: part.URL,
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Header: part.SignedHeader,
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}
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}
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return &result, nil
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}
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func (k Kodo) PresignedPutObject(ctx context.Context, name string, expire time.Duration) (string, error) {
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object, err := k.PresignClient.PresignPutObject(ctx, &awss3.PutObjectInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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}, func(po *awss3.PresignOptions) {
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po.Expires = expire
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})
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return object.URL, err
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}
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func (k Kodo) DeleteObject(ctx context.Context, name string) error {
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_, err := k.Client.DeleteObject(ctx, &awss3.DeleteObjectInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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})
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return err
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}
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func (k Kodo) CopyObject(ctx context.Context, src string, dst string) (*s3.CopyObjectInfo, error) {
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result, err := k.Client.CopyObject(ctx, &awss3.CopyObjectInput{
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Bucket: aws.String(k.Region),
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CopySource: aws.String(k.Region + "/" + src),
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Key: aws.String(dst),
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})
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if err != nil {
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return nil, err
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}
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return &s3.CopyObjectInfo{
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Key: dst,
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ETag: strings.ToLower(strings.ReplaceAll(aws.ToString(result.CopyObjectResult.ETag), `"`, ``)),
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}, nil
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}
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func (k Kodo) StatObject(ctx context.Context, name string) (*s3.ObjectInfo, error) {
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info, err := k.Client.HeadObject(ctx, &awss3.HeadObjectInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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})
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if err != nil {
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return nil, err
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}
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res := &s3.ObjectInfo{Key: name}
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res.Size = aws.ToInt64(info.ContentLength)
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res.ETag = strings.ToLower(strings.ReplaceAll(aws.ToString(info.ETag), `"`, ``))
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return res, nil
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}
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func (k Kodo) IsNotFound(err error) bool {
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return true
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}
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func (k Kodo) AbortMultipartUpload(ctx context.Context, uploadID string, name string) error {
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_, err := k.Client.AbortMultipartUpload(ctx, &awss3.AbortMultipartUploadInput{
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UploadId: aws.String(uploadID),
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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})
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return err
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}
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func (k Kodo) ListUploadedParts(ctx context.Context, uploadID string, name string, partNumberMarker int, maxParts int) (*s3.ListUploadedPartsResult, error) {
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result, err := k.Client.ListParts(ctx, &awss3.ListPartsInput{
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Key: aws.String(name),
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UploadId: aws.String(uploadID),
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Bucket: aws.String(k.Region),
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MaxParts: aws.Int32(int32(maxParts)),
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PartNumberMarker: aws.String(strconv.Itoa(partNumberMarker)),
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})
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if err != nil {
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return nil, err
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}
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res := &s3.ListUploadedPartsResult{
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Key: aws.ToString(result.Key),
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UploadID: aws.ToString(result.UploadId),
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MaxParts: int(aws.ToInt32(result.MaxParts)),
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UploadedParts: make([]s3.UploadedPart, len(result.Parts)),
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}
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// int to string
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NextPartNumberMarker, err := strconv.Atoi(aws.ToString(result.NextPartNumberMarker))
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if err != nil {
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return nil, err
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}
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res.NextPartNumberMarker = NextPartNumberMarker
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for i, part := range result.Parts {
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res.UploadedParts[i] = s3.UploadedPart{
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PartNumber: int(aws.ToInt32(part.PartNumber)),
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LastModified: aws.ToTime(part.LastModified),
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ETag: aws.ToString(part.ETag),
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Size: aws.ToInt64(part.Size),
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}
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}
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return res, nil
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}
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func (k Kodo) AccessURL(ctx context.Context, name string, expire time.Duration, opt *s3.AccessURLOption) (string, error) {
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//get object head
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info, err := k.Client.HeadObject(ctx, &awss3.HeadObjectInput{
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Bucket: aws.String(k.Region),
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Key: aws.String(name),
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})
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if err != nil {
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return "", errors.New("AccessURL object not found")
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}
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if opt != nil {
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if opt.ContentType != aws.ToString(info.ContentType) {
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//修改文件类型
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err := k.SetObjectContentType(ctx, name, opt.ContentType)
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if err != nil {
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return "", errors.New("AccessURL setContentType error")
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}
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}
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}
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imageMogr := ""
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//image dispose
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if opt != nil {
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if opt.Image != nil {
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//https://developer.qiniu.com/dora/8255/the-zoom
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process := ""
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if opt.Image.Width > 0 {
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process += strconv.Itoa(opt.Image.Width) + "x"
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}
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if opt.Image.Height > 0 {
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if opt.Image.Width > 0 {
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process += strconv.Itoa(opt.Image.Height)
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} else {
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process += "x" + strconv.Itoa(opt.Image.Height)
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}
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}
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imageMogr = "imageMogr2/thumbnail/" + process
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}
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}
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//expire
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deadline := time.Now().Add(time.Second * expire).Unix()
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domain := k.BucketURL
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query := url.Values{}
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if opt != nil && opt.Filename != "" {
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query.Add("attname", opt.Filename)
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}
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privateURL := storage.MakePrivateURLv2WithQuery(k.Auth, domain, name, query, deadline)
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if imageMogr != "" {
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privateURL += "&" + imageMogr
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}
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return privateURL, nil
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}
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func (k *Kodo) SetObjectContentType(ctx context.Context, name string, contentType string) error {
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//set object content-type
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_, err := k.Client.CopyObject(ctx, &awss3.CopyObjectInput{
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Bucket: aws.String(k.Region),
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CopySource: aws.String(k.Region + "/" + name),
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Key: aws.String(name),
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ContentType: aws.String(contentType),
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MetadataDirective: awss3types.MetadataDirectiveReplace,
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})
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return err
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}
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