github.com/qiniu/go-sdk/v7@v7.27.0/storagev2/apis/api_get_objects_v2.go (about)

     1  // THIS FILE IS GENERATED BY api-generator, DO NOT EDIT DIRECTLY!
     2  
     3  package apis
     4  
     5  import (
     6  	"context"
     7  	"net/http"
     8  	"net/url"
     9  	"strconv"
    10  	"strings"
    11  	"time"
    12  
    13  	auth "github.com/qiniu/go-sdk/v7/auth"
    14  	uplog "github.com/qiniu/go-sdk/v7/internal/uplog"
    15  	getobjectsv2 "github.com/qiniu/go-sdk/v7/storagev2/apis/get_objects_v2"
    16  	errors "github.com/qiniu/go-sdk/v7/storagev2/errors"
    17  	httpclient "github.com/qiniu/go-sdk/v7/storagev2/http_client"
    18  	region "github.com/qiniu/go-sdk/v7/storagev2/region"
    19  	uptoken "github.com/qiniu/go-sdk/v7/storagev2/uptoken"
    20  )
    21  
    22  type innerGetObjectsV2Request getobjectsv2.Request
    23  
    24  func (query *innerGetObjectsV2Request) getBucketName(ctx context.Context) (string, error) {
    25  	return query.Bucket, nil
    26  }
    27  
    28  func (query *innerGetObjectsV2Request) buildQuery() (url.Values, error) {
    29  	allQuery := make(url.Values)
    30  	if query.Bucket != "" {
    31  		allQuery.Set("bucket", query.Bucket)
    32  	} else {
    33  		return nil, errors.MissingRequiredFieldError{Name: "Bucket"}
    34  	}
    35  	if query.Marker != "" {
    36  		allQuery.Set("marker", query.Marker)
    37  	}
    38  	if query.Limit != 0 {
    39  		allQuery.Set("limit", strconv.FormatInt(query.Limit, 10))
    40  	}
    41  	if query.Prefix != "" {
    42  		allQuery.Set("prefix", query.Prefix)
    43  	}
    44  	if query.Delimiter != "" {
    45  		allQuery.Set("delimiter", query.Delimiter)
    46  	}
    47  	if query.NeedParts {
    48  		allQuery.Set("needparts", strconv.FormatBool(query.NeedParts))
    49  	}
    50  	return allQuery, nil
    51  }
    52  
    53  func (request *innerGetObjectsV2Request) getAccessKey(ctx context.Context) (string, error) {
    54  	if request.Credentials != nil {
    55  		if credentials, err := request.Credentials.Get(ctx); err != nil {
    56  			return "", err
    57  		} else {
    58  			return credentials.AccessKey, nil
    59  		}
    60  	}
    61  	return "", nil
    62  }
    63  
    64  type (
    65  	GetObjectsV2Request  = getobjectsv2.Request
    66  	GetObjectsV2Response = getobjectsv2.Response
    67  )
    68  
    69  // 列举指定存储空间里的所有对象条目
    70  func (storage *Storage) GetObjectsV2(ctx context.Context, request *GetObjectsV2Request, options *Options) (*GetObjectsV2Response, error) {
    71  	if options == nil {
    72  		options = &Options{}
    73  	}
    74  	innerRequest := (*innerGetObjectsV2Request)(request)
    75  	serviceNames := []region.ServiceName{region.ServiceRsf}
    76  	if innerRequest.Credentials == nil && storage.client.GetCredentials() == nil {
    77  		return nil, errors.MissingRequiredFieldError{Name: "Credentials"}
    78  	}
    79  	pathSegments := make([]string, 0, 2)
    80  	pathSegments = append(pathSegments, "v2", "list")
    81  	path := "/" + strings.Join(pathSegments, "/")
    82  	var rawQuery string
    83  	if query, err := innerRequest.buildQuery(); err != nil {
    84  		return nil, err
    85  	} else {
    86  		rawQuery += query.Encode()
    87  	}
    88  	headers := http.Header{}
    89  	bucketName := options.OverwrittenBucketName
    90  	if bucketName == "" {
    91  		var err error
    92  		if bucketName, err = innerRequest.getBucketName(ctx); err != nil {
    93  			return nil, err
    94  		}
    95  	}
    96  	uplogInterceptor, err := uplog.NewRequestUplog("getObjectsV2", bucketName, "", func() (string, error) {
    97  		credentials := innerRequest.Credentials
    98  		if credentials == nil {
    99  			credentials = storage.client.GetCredentials()
   100  		}
   101  		putPolicy, err := uptoken.NewPutPolicy(bucketName, time.Now().Add(time.Hour))
   102  		if err != nil {
   103  			return "", err
   104  		}
   105  		return uptoken.NewSigner(putPolicy, credentials).GetUpToken(ctx)
   106  	})
   107  	if err != nil {
   108  		return nil, err
   109  	}
   110  	req := httpclient.Request{Method: "GET", ServiceNames: serviceNames, Path: path, RawQuery: rawQuery, Endpoints: options.OverwrittenEndpoints, Region: options.OverwrittenRegion, Interceptors: []httpclient.Interceptor{uplogInterceptor}, Header: headers, AuthType: auth.TokenQiniu, Credentials: innerRequest.Credentials, OnRequestProgress: options.OnRequestProgress}
   111  	if options.OverwrittenEndpoints == nil && options.OverwrittenRegion == nil && storage.client.GetRegions() == nil {
   112  		bucketHosts := httpclient.DefaultBucketHosts()
   113  		if bucketName != "" {
   114  			query := storage.client.GetBucketQuery()
   115  			if query == nil {
   116  				if options.OverwrittenBucketHosts != nil {
   117  					if bucketHosts, err = options.OverwrittenBucketHosts.GetEndpoints(ctx); err != nil {
   118  						return nil, err
   119  					}
   120  				}
   121  				queryOptions := region.BucketRegionsQueryOptions{UseInsecureProtocol: storage.client.UseInsecureProtocol(), AccelerateUploading: storage.client.AccelerateUploadingEnabled(), HostFreezeDuration: storage.client.GetHostFreezeDuration(), Resolver: storage.client.GetResolver(), Chooser: storage.client.GetChooser(), BeforeResolve: storage.client.GetBeforeResolveCallback(), AfterResolve: storage.client.GetAfterResolveCallback(), ResolveError: storage.client.GetResolveErrorCallback(), BeforeBackoff: storage.client.GetBeforeBackoffCallback(), AfterBackoff: storage.client.GetAfterBackoffCallback(), BeforeRequest: storage.client.GetBeforeRequestCallback(), AfterResponse: storage.client.GetAfterResponseCallback()}
   122  				if hostRetryConfig := storage.client.GetHostRetryConfig(); hostRetryConfig != nil {
   123  					queryOptions.RetryMax = hostRetryConfig.RetryMax
   124  					queryOptions.Backoff = hostRetryConfig.Backoff
   125  				}
   126  				if query, err = region.NewBucketRegionsQuery(bucketHosts, &queryOptions); err != nil {
   127  					return nil, err
   128  				}
   129  			}
   130  			if query != nil {
   131  				var accessKey string
   132  				var err error
   133  				if accessKey, err = innerRequest.getAccessKey(ctx); err != nil {
   134  					return nil, err
   135  				}
   136  				if accessKey == "" {
   137  					if credentialsProvider := storage.client.GetCredentials(); credentialsProvider != nil {
   138  						if creds, err := credentialsProvider.Get(ctx); err != nil {
   139  							return nil, err
   140  						} else if creds != nil {
   141  							accessKey = creds.AccessKey
   142  						}
   143  					}
   144  				}
   145  				if accessKey != "" {
   146  					req.Region = query.Query(accessKey, bucketName)
   147  				}
   148  			}
   149  		}
   150  	}
   151  	resp, err := storage.client.Do(ctx, &req)
   152  	if err != nil {
   153  		return nil, err
   154  	}
   155  	return &GetObjectsV2Response{Body: resp.Body}, nil
   156  }