diff options
Diffstat (limited to 'vendor/github.com/Azure/azure-storage-go/share.go')
-rw-r--r-- | vendor/github.com/Azure/azure-storage-go/share.go | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/vendor/github.com/Azure/azure-storage-go/share.go b/vendor/github.com/Azure/azure-storage-go/share.go new file mode 100644 index 000000000..e190097ea --- /dev/null +++ b/vendor/github.com/Azure/azure-storage-go/share.go @@ -0,0 +1,186 @@ +package storage + +import ( + "fmt" + "net/http" + "net/url" + "strconv" +) + +// Share represents an Azure file share. +type Share struct { + fsc *FileServiceClient + Name string `xml:"Name"` + Properties ShareProperties `xml:"Properties"` + Metadata map[string]string +} + +// ShareProperties contains various properties of a share. +type ShareProperties struct { + LastModified string `xml:"Last-Modified"` + Etag string `xml:"Etag"` + Quota int `xml:"Quota"` +} + +// builds the complete path for this share object. +func (s *Share) buildPath() string { + return fmt.Sprintf("/%s", s.Name) +} + +// Create this share under the associated account. +// If a share with the same name already exists, the operation fails. +// +// See https://msdn.microsoft.com/en-us/library/azure/dn167008.aspx +func (s *Share) Create() error { + headers, err := s.fsc.createResource(s.buildPath(), resourceShare, nil, mergeMDIntoExtraHeaders(s.Metadata, nil), []int{http.StatusCreated}) + if err != nil { + return err + } + + s.updateEtagAndLastModified(headers) + return nil +} + +// CreateIfNotExists creates this share under the associated account if +// it does not exist. Returns true if the share is newly created or false if +// the share already exists. +// +// See https://msdn.microsoft.com/en-us/library/azure/dn167008.aspx +func (s *Share) CreateIfNotExists() (bool, error) { + resp, err := s.fsc.createResourceNoClose(s.buildPath(), resourceShare, nil, nil) + if resp != nil { + defer readAndCloseBody(resp.body) + if resp.statusCode == http.StatusCreated || resp.statusCode == http.StatusConflict { + if resp.statusCode == http.StatusCreated { + s.updateEtagAndLastModified(resp.headers) + return true, nil + } + return false, s.FetchAttributes() + } + } + + return false, err +} + +// Delete marks this share for deletion. The share along with any files +// and directories contained within it are later deleted during garbage +// collection. If the share does not exist the operation fails +// +// See https://msdn.microsoft.com/en-us/library/azure/dn689090.aspx +func (s *Share) Delete() error { + return s.fsc.deleteResource(s.buildPath(), resourceShare) +} + +// DeleteIfExists operation marks this share for deletion if it exists. +// +// See https://msdn.microsoft.com/en-us/library/azure/dn689090.aspx +func (s *Share) DeleteIfExists() (bool, error) { + resp, err := s.fsc.deleteResourceNoClose(s.buildPath(), resourceShare) + if resp != nil { + defer readAndCloseBody(resp.body) + if resp.statusCode == http.StatusAccepted || resp.statusCode == http.StatusNotFound { + return resp.statusCode == http.StatusAccepted, nil + } + } + return false, err +} + +// Exists returns true if this share already exists +// on the storage account, otherwise returns false. +func (s *Share) Exists() (bool, error) { + exists, headers, err := s.fsc.resourceExists(s.buildPath(), resourceShare) + if exists { + s.updateEtagAndLastModified(headers) + s.updateQuota(headers) + } + return exists, err +} + +// FetchAttributes retrieves metadata and properties for this share. +func (s *Share) FetchAttributes() error { + headers, err := s.fsc.getResourceHeaders(s.buildPath(), compNone, resourceShare, http.MethodHead) + if err != nil { + return err + } + + s.updateEtagAndLastModified(headers) + s.updateQuota(headers) + s.Metadata = getMetadataFromHeaders(headers) + + return nil +} + +// GetRootDirectoryReference returns a Directory object at the root of this share. +func (s *Share) GetRootDirectoryReference() *Directory { + return &Directory{ + fsc: s.fsc, + share: s, + } +} + +// ServiceClient returns the FileServiceClient associated with this share. +func (s *Share) ServiceClient() *FileServiceClient { + return s.fsc +} + +// SetMetadata replaces the metadata for this share. +// +// Some keys may be converted to Camel-Case before sending. All keys +// are returned in lower case by GetShareMetadata. HTTP header names +// are case-insensitive so case munging should not matter to other +// applications either. +// +// See https://msdn.microsoft.com/en-us/library/azure/dd179414.aspx +func (s *Share) SetMetadata() error { + headers, err := s.fsc.setResourceHeaders(s.buildPath(), compMetadata, resourceShare, mergeMDIntoExtraHeaders(s.Metadata, nil)) + if err != nil { + return err + } + + s.updateEtagAndLastModified(headers) + return nil +} + +// SetProperties sets system properties for this share. +// +// Some keys may be converted to Camel-Case before sending. All keys +// are returned in lower case by SetShareProperties. HTTP header names +// are case-insensitive so case munging should not matter to other +// applications either. +// +// See https://msdn.microsoft.com/en-us/library/azure/mt427368.aspx +func (s *Share) SetProperties() error { + if s.Properties.Quota < 1 || s.Properties.Quota > 5120 { + return fmt.Errorf("invalid value %v for quota, valid values are [1, 5120]", s.Properties.Quota) + } + + headers, err := s.fsc.setResourceHeaders(s.buildPath(), compProperties, resourceShare, map[string]string{ + "x-ms-share-quota": strconv.Itoa(s.Properties.Quota), + }) + if err != nil { + return err + } + + s.updateEtagAndLastModified(headers) + return nil +} + +// updates Etag and last modified date +func (s *Share) updateEtagAndLastModified(headers http.Header) { + s.Properties.Etag = headers.Get("Etag") + s.Properties.LastModified = headers.Get("Last-Modified") +} + +// updates quota value +func (s *Share) updateQuota(headers http.Header) { + quota, err := strconv.Atoi(headers.Get("x-ms-share-quota")) + if err == nil { + s.Properties.Quota = quota + } +} + +// URL gets the canonical URL to this share. This method does not create a publicly accessible +// URL if the share is private and this method does not check if the share exists. +func (s *Share) URL() string { + return s.fsc.client.getEndpoint(fileServiceName, s.buildPath(), url.Values{}) +} |