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go-library/vendor/github.com/huaweicloud/huaweicloud-sdk-go-obs/obs/convert.go

1148 lines
38 KiB

// Copyright 2019 Huawei Technologies Co.,Ltd.
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
// this file except in compliance with the License. You may obtain a copy of the
// License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
package obs
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"reflect"
"strconv"
"strings"
"time"
)
func cleanHeaderPrefix(header http.Header) map[string][]string {
responseHeaders := make(map[string][]string)
for key, value := range header {
if len(value) > 0 {
key = strings.ToLower(key)
if strings.HasPrefix(key, HEADER_PREFIX) || strings.HasPrefix(key, HEADER_PREFIX_OBS) {
key = key[len(HEADER_PREFIX):]
}
responseHeaders[key] = value
}
}
return responseHeaders
}
// ParseStringToEventType converts string value to EventType value and returns it
func ParseStringToEventType(value string) (ret EventType) {
switch value {
case "ObjectCreated:*", "s3:ObjectCreated:*":
ret = ObjectCreatedAll
case "ObjectCreated:Put", "s3:ObjectCreated:Put":
ret = ObjectCreatedPut
case "ObjectCreated:Post", "s3:ObjectCreated:Post":
ret = ObjectCreatedPost
case "ObjectCreated:Copy", "s3:ObjectCreated:Copy":
ret = ObjectCreatedCopy
case "ObjectCreated:CompleteMultipartUpload", "s3:ObjectCreated:CompleteMultipartUpload":
ret = ObjectCreatedCompleteMultipartUpload
case "ObjectRemoved:*", "s3:ObjectRemoved:*":
ret = ObjectRemovedAll
case "ObjectRemoved:Delete", "s3:ObjectRemoved:Delete":
ret = ObjectRemovedDelete
case "ObjectRemoved:DeleteMarkerCreated", "s3:ObjectRemoved:DeleteMarkerCreated":
ret = ObjectRemovedDeleteMarkerCreated
default:
ret = ""
}
return
}
// ParseStringToStorageClassType converts string value to StorageClassType value and returns it
func ParseStringToStorageClassType(value string) (ret StorageClassType) {
switch value {
case "STANDARD":
ret = StorageClassStandard
case "STANDARD_IA", "WARM":
ret = StorageClassWarm
case "GLACIER", "COLD":
ret = StorageClassCold
default:
ret = ""
}
return
}
func ParseStringToFSStatusType(value string) (ret FSStatusType) {
switch value {
case "Enabled":
ret = FSStatusEnabled
case "Disabled":
ret = FSStatusDisabled
default:
ret = ""
}
return
}
func prepareGrantURI(grant Grant) string {
if grant.Grantee.URI == GroupAllUsers || grant.Grantee.URI == GroupAuthenticatedUsers {
return fmt.Sprintf("<URI>%s%s</URI>", "http://acs.amazonaws.com/groups/global/", grant.Grantee.URI)
}
if grant.Grantee.URI == GroupLogDelivery {
return fmt.Sprintf("<URI>%s%s</URI>", "http://acs.amazonaws.com/groups/s3/", grant.Grantee.URI)
}
return fmt.Sprintf("<URI>%s</URI>", grant.Grantee.URI)
}
func convertGrantToXML(grant Grant, isObs bool, isBucket bool) string {
xml := make([]string, 0, 4)
if grant.Grantee.Type == GranteeUser {
if isObs {
xml = append(xml, "<Grant><Grantee>")
} else {
xml = append(xml, fmt.Sprintf("<Grant><Grantee xsi:type=\"%s\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">", grant.Grantee.Type))
}
if grant.Grantee.ID != "" {
granteeID := XmlTranscoding(grant.Grantee.ID)
xml = append(xml, fmt.Sprintf("<ID>%s</ID>", granteeID))
}
if !isObs && grant.Grantee.DisplayName != "" {
granteeDisplayName := XmlTranscoding(grant.Grantee.DisplayName)
xml = append(xml, fmt.Sprintf("<DisplayName>%s</DisplayName>", granteeDisplayName))
}
xml = append(xml, "</Grantee>")
} else {
if !isObs {
xml = append(xml, fmt.Sprintf("<Grant><Grantee xsi:type=\"%s\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">", grant.Grantee.Type))
xml = append(xml, prepareGrantURI(grant))
xml = append(xml, "</Grantee>")
} else if grant.Grantee.URI == GroupAllUsers {
xml = append(xml, "<Grant><Grantee>")
xml = append(xml, fmt.Sprintf("<Canned>Everyone</Canned>"))
xml = append(xml, "</Grantee>")
} else {
return strings.Join(xml, "")
}
}
xml = append(xml, fmt.Sprintf("<Permission>%s</Permission>", grant.Permission))
if isObs && isBucket {
xml = append(xml, fmt.Sprintf("<Delivered>%t</Delivered>", grant.Delivered))
}
xml = append(xml, fmt.Sprintf("</Grant>"))
return strings.Join(xml, "")
}
func hasLoggingTarget(input BucketLoggingStatus) bool {
if input.TargetBucket != "" || input.TargetPrefix != "" || len(input.TargetGrants) > 0 {
return true
}
return false
}
// ConvertLoggingStatusToXml converts BucketLoggingStatus value to XML data and returns it
func ConvertLoggingStatusToXml(input BucketLoggingStatus, returnMd5 bool, isObs bool) (data string, md5 string) {
grantsLength := len(input.TargetGrants)
xml := make([]string, 0, 8+grantsLength)
xml = append(xml, "<BucketLoggingStatus>")
if isObs && input.Agency != "" {
agency := XmlTranscoding(input.Agency)
xml = append(xml, fmt.Sprintf("<Agency>%s</Agency>", agency))
}
if hasLoggingTarget(input) {
xml = append(xml, "<LoggingEnabled>")
if input.TargetBucket != "" {
xml = append(xml, fmt.Sprintf("<TargetBucket>%s</TargetBucket>", input.TargetBucket))
}
if input.TargetPrefix != "" {
targetPrefix := XmlTranscoding(input.TargetPrefix)
xml = append(xml, fmt.Sprintf("<TargetPrefix>%s</TargetPrefix>", targetPrefix))
}
if grantsLength > 0 {
xml = append(xml, "<TargetGrants>")
for _, grant := range input.TargetGrants {
xml = append(xml, convertGrantToXML(grant, isObs, false))
}
xml = append(xml, "</TargetGrants>")
}
xml = append(xml, "</LoggingEnabled>")
}
xml = append(xml, "</BucketLoggingStatus>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
// ConvertAclToXml converts AccessControlPolicy value to XML data and returns it
func ConvertAclToXml(input AccessControlPolicy, returnMd5 bool, isObs bool) (data string, md5 string) {
xml := make([]string, 0, 4+len(input.Grants))
ownerID := XmlTranscoding(input.Owner.ID)
xml = append(xml, fmt.Sprintf("<AccessControlPolicy><Owner><ID>%s</ID>", ownerID))
if !isObs && input.Owner.DisplayName != "" {
ownerDisplayName := XmlTranscoding(input.Owner.DisplayName)
xml = append(xml, fmt.Sprintf("<DisplayName>%s</DisplayName>", ownerDisplayName))
}
if isObs && input.Delivered != "" {
objectDelivered := XmlTranscoding(input.Delivered)
xml = append(xml, fmt.Sprintf("</Owner><Delivered>%s</Delivered><AccessControlList>", objectDelivered))
} else {
xml = append(xml, "</Owner><AccessControlList>")
}
for _, grant := range input.Grants {
xml = append(xml, convertGrantToXML(grant, isObs, false))
}
xml = append(xml, "</AccessControlList></AccessControlPolicy>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
func convertBucketACLToXML(input AccessControlPolicy, returnMd5 bool, isObs bool) (data string, md5 string) {
xml := make([]string, 0, 4+len(input.Grants))
ownerID := XmlTranscoding(input.Owner.ID)
xml = append(xml, fmt.Sprintf("<AccessControlPolicy><Owner><ID>%s</ID>", ownerID))
if !isObs && input.Owner.DisplayName != "" {
ownerDisplayName := XmlTranscoding(input.Owner.DisplayName)
xml = append(xml, fmt.Sprintf("<DisplayName>%s</DisplayName>", ownerDisplayName))
}
xml = append(xml, "</Owner><AccessControlList>")
for _, grant := range input.Grants {
xml = append(xml, convertGrantToXML(grant, isObs, true))
}
xml = append(xml, "</AccessControlList></AccessControlPolicy>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
func convertConditionToXML(condition Condition) string {
xml := make([]string, 0, 2)
if condition.KeyPrefixEquals != "" {
keyPrefixEquals := XmlTranscoding(condition.KeyPrefixEquals)
xml = append(xml, fmt.Sprintf("<KeyPrefixEquals>%s</KeyPrefixEquals>", keyPrefixEquals))
}
if condition.HttpErrorCodeReturnedEquals != "" {
xml = append(xml, fmt.Sprintf("<HttpErrorCodeReturnedEquals>%s</HttpErrorCodeReturnedEquals>", condition.HttpErrorCodeReturnedEquals))
}
if len(xml) > 0 {
return fmt.Sprintf("<Condition>%s</Condition>", strings.Join(xml, ""))
}
return ""
}
func prepareRoutingRule(input BucketWebsiteConfiguration) string {
xml := make([]string, 0, len(input.RoutingRules)*10)
for _, routingRule := range input.RoutingRules {
xml = append(xml, "<RoutingRule>")
xml = append(xml, "<Redirect>")
if routingRule.Redirect.Protocol != "" {
xml = append(xml, fmt.Sprintf("<Protocol>%s</Protocol>", routingRule.Redirect.Protocol))
}
if routingRule.Redirect.HostName != "" {
xml = append(xml, fmt.Sprintf("<HostName>%s</HostName>", routingRule.Redirect.HostName))
}
if routingRule.Redirect.ReplaceKeyPrefixWith != "" {
replaceKeyPrefixWith := XmlTranscoding(routingRule.Redirect.ReplaceKeyPrefixWith)
xml = append(xml, fmt.Sprintf("<ReplaceKeyPrefixWith>%s</ReplaceKeyPrefixWith>", replaceKeyPrefixWith))
}
if routingRule.Redirect.ReplaceKeyWith != "" {
replaceKeyWith := XmlTranscoding(routingRule.Redirect.ReplaceKeyWith)
xml = append(xml, fmt.Sprintf("<ReplaceKeyWith>%s</ReplaceKeyWith>", replaceKeyWith))
}
if routingRule.Redirect.HttpRedirectCode != "" {
xml = append(xml, fmt.Sprintf("<HttpRedirectCode>%s</HttpRedirectCode>", routingRule.Redirect.HttpRedirectCode))
}
xml = append(xml, "</Redirect>")
if ret := convertConditionToXML(routingRule.Condition); ret != "" {
xml = append(xml, ret)
}
xml = append(xml, "</RoutingRule>")
}
return strings.Join(xml, "")
}
// ConvertWebsiteConfigurationToXml converts BucketWebsiteConfiguration value to XML data and returns it
func ConvertWebsiteConfigurationToXml(input BucketWebsiteConfiguration, returnMd5 bool) (data string, md5 string) {
routingRuleLength := len(input.RoutingRules)
xml := make([]string, 0, 6+routingRuleLength*10)
xml = append(xml, "<WebsiteConfiguration>")
if input.RedirectAllRequestsTo.HostName != "" {
xml = append(xml, fmt.Sprintf("<RedirectAllRequestsTo><HostName>%s</HostName>", input.RedirectAllRequestsTo.HostName))
if input.RedirectAllRequestsTo.Protocol != "" {
xml = append(xml, fmt.Sprintf("<Protocol>%s</Protocol>", input.RedirectAllRequestsTo.Protocol))
}
xml = append(xml, "</RedirectAllRequestsTo>")
} else {
if input.IndexDocument.Suffix != "" {
indexDocumentSuffix := XmlTranscoding(input.IndexDocument.Suffix)
xml = append(xml, fmt.Sprintf("<IndexDocument><Suffix>%s</Suffix></IndexDocument>", indexDocumentSuffix))
}
if input.ErrorDocument.Key != "" {
errorDocumentKey := XmlTranscoding(input.ErrorDocument.Key)
xml = append(xml, fmt.Sprintf("<ErrorDocument><Key>%s</Key></ErrorDocument>", errorDocumentKey))
}
if routingRuleLength > 0 {
xml = append(xml, "<RoutingRules>")
xml = append(xml, prepareRoutingRule(input))
xml = append(xml, "</RoutingRules>")
}
}
xml = append(xml, "</WebsiteConfiguration>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
func convertTransitionsToXML(transitions []Transition, isObs bool) string {
if length := len(transitions); length > 0 {
xml := make([]string, 0, length)
for _, transition := range transitions {
var temp string
if transition.Days > 0 {
temp = fmt.Sprintf("<Days>%d</Days>", transition.Days)
} else if !transition.Date.IsZero() {
temp = fmt.Sprintf("<Date>%s</Date>", transition.Date.UTC().Format(ISO8601_MIDNIGHT_DATE_FORMAT))
}
if temp != "" {
if !isObs {
storageClass := string(transition.StorageClass)
if transition.StorageClass == StorageClassWarm {
storageClass = string(storageClassStandardIA)
} else if transition.StorageClass == StorageClassCold {
storageClass = string(storageClassGlacier)
}
xml = append(xml, fmt.Sprintf("<Transition>%s<StorageClass>%s</StorageClass></Transition>", temp, storageClass))
} else {
xml = append(xml, fmt.Sprintf("<Transition>%s<StorageClass>%s</StorageClass></Transition>", temp, transition.StorageClass))
}
}
}
return strings.Join(xml, "")
}
return ""
}
func convertExpirationToXML(expiration Expiration) string {
if expiration.Days > 0 {
return fmt.Sprintf("<Expiration><Days>%d</Days></Expiration>", expiration.Days)
} else if !expiration.Date.IsZero() {
return fmt.Sprintf("<Expiration><Date>%s</Date></Expiration>", expiration.Date.UTC().Format(ISO8601_MIDNIGHT_DATE_FORMAT))
}
return ""
}
func convertNoncurrentVersionTransitionsToXML(noncurrentVersionTransitions []NoncurrentVersionTransition, isObs bool) string {
if length := len(noncurrentVersionTransitions); length > 0 {
xml := make([]string, 0, length)
for _, noncurrentVersionTransition := range noncurrentVersionTransitions {
if noncurrentVersionTransition.NoncurrentDays > 0 {
storageClass := string(noncurrentVersionTransition.StorageClass)
if !isObs {
if storageClass == string(StorageClassWarm) {
storageClass = string(storageClassStandardIA)
} else if storageClass == string(StorageClassCold) {
storageClass = string(storageClassGlacier)
}
}
xml = append(xml, fmt.Sprintf("<NoncurrentVersionTransition><NoncurrentDays>%d</NoncurrentDays>"+
"<StorageClass>%s</StorageClass></NoncurrentVersionTransition>",
noncurrentVersionTransition.NoncurrentDays, storageClass))
}
}
return strings.Join(xml, "")
}
return ""
}
func convertNoncurrentVersionExpirationToXML(noncurrentVersionExpiration NoncurrentVersionExpiration) string {
if noncurrentVersionExpiration.NoncurrentDays > 0 {
return fmt.Sprintf("<NoncurrentVersionExpiration><NoncurrentDays>%d</NoncurrentDays></NoncurrentVersionExpiration>", noncurrentVersionExpiration.NoncurrentDays)
}
return ""
}
// ConvertLifecyleConfigurationToXml converts BucketLifecyleConfiguration value to XML data and returns it
func ConvertLifecyleConfigurationToXml(input BucketLifecyleConfiguration, returnMd5 bool, isObs bool) (data string, md5 string) {
xml := make([]string, 0, 2+len(input.LifecycleRules)*9)
xml = append(xml, "<LifecycleConfiguration>")
for _, lifecyleRule := range input.LifecycleRules {
xml = append(xml, "<Rule>")
if lifecyleRule.ID != "" {
lifecyleRuleID := XmlTranscoding(lifecyleRule.ID)
xml = append(xml, fmt.Sprintf("<ID>%s</ID>", lifecyleRuleID))
}
lifecyleRulePrefix := XmlTranscoding(lifecyleRule.Prefix)
xml = append(xml, fmt.Sprintf("<Prefix>%s</Prefix>", lifecyleRulePrefix))
xml = append(xml, fmt.Sprintf("<Status>%s</Status>", lifecyleRule.Status))
if ret := convertTransitionsToXML(lifecyleRule.Transitions, isObs); ret != "" {
xml = append(xml, ret)
}
if ret := convertExpirationToXML(lifecyleRule.Expiration); ret != "" {
xml = append(xml, ret)
}
if ret := convertNoncurrentVersionTransitionsToXML(lifecyleRule.NoncurrentVersionTransitions, isObs); ret != "" {
xml = append(xml, ret)
}
if ret := convertNoncurrentVersionExpirationToXML(lifecyleRule.NoncurrentVersionExpiration); ret != "" {
xml = append(xml, ret)
}
xml = append(xml, "</Rule>")
}
xml = append(xml, "</LifecycleConfiguration>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
// ConvertEncryptionConfigurationToXml converts BucketEncryptionConfiguration value to XML data and returns it
func ConvertEncryptionConfigurationToXml(input BucketEncryptionConfiguration, returnMd5 bool, isObs bool) (data string, md5 string) {
xml := make([]string, 0, 5)
xml = append(xml, "<ServerSideEncryptionConfiguration><Rule><ApplyServerSideEncryptionByDefault>")
algorithm := XmlTranscoding(input.SSEAlgorithm)
xml = append(xml, fmt.Sprintf("<SSEAlgorithm>%s</SSEAlgorithm>", algorithm))
if input.KMSMasterKeyID != "" {
kmsKeyID := XmlTranscoding(input.KMSMasterKeyID)
xml = append(xml, fmt.Sprintf("<KMSMasterKeyID>%s</KMSMasterKeyID>", kmsKeyID))
}
if input.ProjectID != "" {
projectID := XmlTranscoding(input.ProjectID)
xml = append(xml, fmt.Sprintf("<ProjectID>%s</ProjectID>", projectID))
}
xml = append(xml, "</ApplyServerSideEncryptionByDefault></Rule></ServerSideEncryptionConfiguration>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
func converntFilterRulesToXML(filterRules []FilterRule, isObs bool) string {
if length := len(filterRules); length > 0 {
xml := make([]string, 0, length*4)
for _, filterRule := range filterRules {
xml = append(xml, "<FilterRule>")
if filterRule.Name != "" {
filterRuleName := XmlTranscoding(filterRule.Name)
xml = append(xml, fmt.Sprintf("<Name>%s</Name>", filterRuleName))
}
if filterRule.Value != "" {
filterRuleValue := XmlTranscoding(filterRule.Value)
xml = append(xml, fmt.Sprintf("<Value>%s</Value>", filterRuleValue))
}
xml = append(xml, "</FilterRule>")
}
if !isObs {
return fmt.Sprintf("<Filter><S3Key>%s</S3Key></Filter>", strings.Join(xml, ""))
}
return fmt.Sprintf("<Filter><Object>%s</Object></Filter>", strings.Join(xml, ""))
}
return ""
}
func converntEventsToXML(events []EventType, isObs bool) string {
if length := len(events); length > 0 {
xml := make([]string, 0, length)
if !isObs {
for _, event := range events {
xml = append(xml, fmt.Sprintf("<Event>%s%s</Event>", "s3:", event))
}
} else {
for _, event := range events {
xml = append(xml, fmt.Sprintf("<Event>%s</Event>", event))
}
}
return strings.Join(xml, "")
}
return ""
}
func converntConfigureToXML(topicConfiguration TopicConfiguration, xmlElem string, isObs bool) string {
xml := make([]string, 0, 6)
xml = append(xml, xmlElem)
if topicConfiguration.ID != "" {
topicConfigurationID := XmlTranscoding(topicConfiguration.ID)
xml = append(xml, fmt.Sprintf("<Id>%s</Id>", topicConfigurationID))
}
topicConfigurationTopic := XmlTranscoding(topicConfiguration.Topic)
xml = append(xml, fmt.Sprintf("<Topic>%s</Topic>", topicConfigurationTopic))
if ret := converntEventsToXML(topicConfiguration.Events, isObs); ret != "" {
xml = append(xml, ret)
}
if ret := converntFilterRulesToXML(topicConfiguration.FilterRules, isObs); ret != "" {
xml = append(xml, ret)
}
tempElem := xmlElem[0:1] + "/" + xmlElem[1:]
xml = append(xml, tempElem)
return strings.Join(xml, "")
}
// ConverntObsRestoreToXml converts RestoreObjectInput value to XML data and returns it
func ConverntObsRestoreToXml(restoreObjectInput RestoreObjectInput) string {
xml := make([]string, 0, 2)
xml = append(xml, fmt.Sprintf("<RestoreRequest><Days>%d</Days>", restoreObjectInput.Days))
if restoreObjectInput.Tier != "Bulk" {
xml = append(xml, fmt.Sprintf("<RestoreJob><Tier>%s</Tier></RestoreJob>", restoreObjectInput.Tier))
}
xml = append(xml, fmt.Sprintf("</RestoreRequest>"))
data := strings.Join(xml, "")
return data
}
// ConvertNotificationToXml converts BucketNotification value to XML data and returns it
func ConvertNotificationToXml(input BucketNotification, returnMd5 bool, isObs bool) (data string, md5 string) {
xml := make([]string, 0, 2+len(input.TopicConfigurations)*6)
xml = append(xml, "<NotificationConfiguration>")
for _, topicConfiguration := range input.TopicConfigurations {
ret := converntConfigureToXML(topicConfiguration, "<TopicConfiguration>", isObs)
xml = append(xml, ret)
}
xml = append(xml, "</NotificationConfiguration>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
// ConvertCompleteMultipartUploadInputToXml converts CompleteMultipartUploadInput value to XML data and returns it
func ConvertCompleteMultipartUploadInputToXml(input CompleteMultipartUploadInput, returnMd5 bool) (data string, md5 string) {
xml := make([]string, 0, 2+len(input.Parts)*4)
xml = append(xml, "<CompleteMultipartUpload>")
for _, part := range input.Parts {
xml = append(xml, "<Part>")
xml = append(xml, fmt.Sprintf("<PartNumber>%d</PartNumber>", part.PartNumber))
xml = append(xml, fmt.Sprintf("<ETag>%s</ETag>", part.ETag))
xml = append(xml, "</Part>")
}
xml = append(xml, "</CompleteMultipartUpload>")
data = strings.Join(xml, "")
if returnMd5 {
md5 = Base64Md5([]byte(data))
}
return
}
func convertDeleteObjectsToXML(input DeleteObjectsInput) (data string, md5 string) {
xml := make([]string, 0, 4+len(input.Objects)*4)
xml = append(xml, "<Delete>")
if input.Quiet {
xml = append(xml, fmt.Sprintf("<Quiet>%t</Quiet>", input.Quiet))
}
if input.EncodingType != "" {
encodingType := XmlTranscoding(input.EncodingType)
xml = append(xml, fmt.Sprintf("<EncodingType>%s</EncodingType>", encodingType))
}
for _, obj := range input.Objects {
xml = append(xml, "<Object>")
key := XmlTranscoding(obj.Key)
xml = append(xml, fmt.Sprintf("<Key>%s</Key>", key))
if obj.VersionId != "" {
xml = append(xml, fmt.Sprintf("<VersionId>%s</VersionId>", obj.VersionId))
}
xml = append(xml, "</Object>")
}
xml = append(xml, "</Delete>")
data = strings.Join(xml, "")
md5 = Base64Md5([]byte(data))
return
}
func parseSseHeader(responseHeaders map[string][]string) (sseHeader ISseHeader) {
if ret, ok := responseHeaders[HEADER_SSEC_ENCRYPTION]; ok {
sseCHeader := SseCHeader{Encryption: ret[0]}
if ret, ok = responseHeaders[HEADER_SSEC_KEY_MD5]; ok {
sseCHeader.KeyMD5 = ret[0]
}
sseHeader = sseCHeader
} else if ret, ok := responseHeaders[HEADER_SSEKMS_ENCRYPTION]; ok {
sseKmsHeader := SseKmsHeader{Encryption: ret[0]}
if ret, ok = responseHeaders[HEADER_SSEKMS_KEY]; ok {
sseKmsHeader.Key = ret[0]
} else if ret, ok = responseHeaders[HEADER_SSEKMS_ENCRYPT_KEY_OBS]; ok {
sseKmsHeader.Key = ret[0]
}
sseHeader = sseKmsHeader
}
return
}
func parseCorsHeader(output BaseModel) (AllowOrigin, AllowHeader, AllowMethod, ExposeHeader string, MaxAgeSeconds int) {
if ret, ok := output.ResponseHeaders[HEADER_ACCESS_CONRTOL_ALLOW_ORIGIN]; ok {
AllowOrigin = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_ACCESS_CONRTOL_ALLOW_HEADERS]; ok {
AllowHeader = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_ACCESS_CONRTOL_MAX_AGE]; ok {
MaxAgeSeconds = StringToInt(ret[0], 0)
}
if ret, ok := output.ResponseHeaders[HEADER_ACCESS_CONRTOL_ALLOW_METHODS]; ok {
AllowMethod = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_ACCESS_CONRTOL_EXPOSE_HEADERS]; ok {
ExposeHeader = ret[0]
}
return
}
func parseUnCommonHeader(output *GetObjectMetadataOutput) {
if ret, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_WEBSITE_REDIRECT_LOCATION]; ok {
output.WebsiteRedirectLocation = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_EXPIRATION]; ok {
output.Expiration = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_RESTORE]; ok {
output.Restore = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_OBJECT_TYPE]; ok {
output.ObjectType = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_NEXT_APPEND_POSITION]; ok {
output.NextAppendPosition = ret[0]
}
}
// ParseGetObjectMetadataOutput sets GetObjectMetadataOutput field values with response headers
func ParseGetObjectMetadataOutput(output *GetObjectMetadataOutput) {
output.AllowOrigin, output.AllowHeader, output.AllowMethod, output.ExposeHeader, output.MaxAgeSeconds = parseCorsHeader(output.BaseModel)
parseUnCommonHeader(output)
if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS2]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
}
if ret, ok := output.ResponseHeaders[HEADER_ETAG]; ok {
output.ETag = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_TYPE]; ok {
output.ContentType = ret[0]
}
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_LASTMODIFIED]; ok {
ret, err := time.Parse(time.RFC1123, ret[0])
if err == nil {
output.LastModified = ret
}
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_LENGTH]; ok {
output.ContentLength = StringToInt64(ret[0], 0)
}
output.Metadata = make(map[string]string)
for key, value := range output.ResponseHeaders {
if strings.HasPrefix(key, PREFIX_META) {
_key := key[len(PREFIX_META):]
output.ResponseHeaders[_key] = value
output.Metadata[_key] = value[0]
delete(output.ResponseHeaders, key)
}
}
}
// ParseCopyObjectOutput sets CopyObjectOutput field values with response headers
func ParseCopyObjectOutput(output *CopyObjectOutput) {
if ret, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = ret[0]
}
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_COPY_SOURCE_VERSION_ID]; ok {
output.CopySourceVersionId = ret[0]
}
}
// ParsePutObjectOutput sets PutObjectOutput field values with response headers
func ParsePutObjectOutput(output *PutObjectOutput) {
if ret, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = ret[0]
}
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS2]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
}
if ret, ok := output.ResponseHeaders[HEADER_ETAG]; ok {
output.ETag = ret[0]
}
}
// ParseInitiateMultipartUploadOutput sets InitiateMultipartUploadOutput field values with response headers
func ParseInitiateMultipartUploadOutput(output *InitiateMultipartUploadOutput) {
output.SseHeader = parseSseHeader(output.ResponseHeaders)
}
// ParseUploadPartOutput sets UploadPartOutput field values with response headers
func ParseUploadPartOutput(output *UploadPartOutput) {
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_ETAG]; ok {
output.ETag = ret[0]
}
}
// ParseCompleteMultipartUploadOutput sets CompleteMultipartUploadOutput field values with response headers
func ParseCompleteMultipartUploadOutput(output *CompleteMultipartUploadOutput) {
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = ret[0]
}
}
// ParseCopyPartOutput sets CopyPartOutput field values with response headers
func ParseCopyPartOutput(output *CopyPartOutput) {
output.SseHeader = parseSseHeader(output.ResponseHeaders)
}
// ParseGetBucketMetadataOutput sets GetBucketMetadataOutput field values with response headers
func ParseGetBucketMetadataOutput(output *GetBucketMetadataOutput) {
output.AllowOrigin, output.AllowHeader, output.AllowMethod, output.ExposeHeader, output.MaxAgeSeconds = parseCorsHeader(output.BaseModel)
if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
} else if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS2]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
}
if ret, ok := output.ResponseHeaders[HEADER_VERSION_OBS]; ok {
output.Version = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_BUCKET_REGION]; ok {
output.Location = ret[0]
} else if ret, ok := output.ResponseHeaders[HEADER_BUCKET_LOCATION_OBS]; ok {
output.Location = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_EPID_HEADERS]; ok {
output.Epid = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_AZ_REDUNDANCY]; ok {
output.AZRedundancy = ret[0]
}
if ret, ok := output.ResponseHeaders[headerFSFileInterface]; ok {
output.FSStatus = parseStringToFSStatusType(ret[0])
} else {
output.FSStatus = FSStatusDisabled
}
}
func parseContentHeader(output *SetObjectMetadataOutput) {
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_DISPOSITION]; ok {
output.ContentDisposition = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_ENCODING]; ok {
output.ContentEncoding = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_LANGUAGE]; ok {
output.ContentLanguage = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_TYPE]; ok {
output.ContentType = ret[0]
}
}
// ParseSetObjectMetadataOutput sets SetObjectMetadataOutput field values with response headers
func ParseSetObjectMetadataOutput(output *SetObjectMetadataOutput) {
if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
} else if ret, ok := output.ResponseHeaders[HEADER_STORAGE_CLASS2]; ok {
output.StorageClass = ParseStringToStorageClassType(ret[0])
}
if ret, ok := output.ResponseHeaders[HEADER_METADATA_DIRECTIVE]; ok {
output.MetadataDirective = MetadataDirectiveType(ret[0])
}
if ret, ok := output.ResponseHeaders[HEADER_CACHE_CONTROL]; ok {
output.CacheControl = ret[0]
}
parseContentHeader(output)
if ret, ok := output.ResponseHeaders[HEADER_EXPIRES]; ok {
output.Expires = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_WEBSITE_REDIRECT_LOCATION]; ok {
output.WebsiteRedirectLocation = ret[0]
}
output.Metadata = make(map[string]string)
for key, value := range output.ResponseHeaders {
if strings.HasPrefix(key, PREFIX_META) {
_key := key[len(PREFIX_META):]
output.ResponseHeaders[_key] = value
output.Metadata[_key] = value[0]
delete(output.ResponseHeaders, key)
}
}
}
// ParseDeleteObjectOutput sets DeleteObjectOutput field values with response headers
func ParseDeleteObjectOutput(output *DeleteObjectOutput) {
if versionID, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = versionID[0]
}
if deleteMarker, ok := output.ResponseHeaders[HEADER_DELETE_MARKER]; ok {
output.DeleteMarker = deleteMarker[0] == "true"
}
}
// ParseGetObjectOutput sets GetObjectOutput field values with response headers
func ParseGetObjectOutput(output *GetObjectOutput) {
ParseGetObjectMetadataOutput(&output.GetObjectMetadataOutput)
if ret, ok := output.ResponseHeaders[HEADER_DELETE_MARKER]; ok {
output.DeleteMarker = ret[0] == "true"
}
if ret, ok := output.ResponseHeaders[HEADER_CACHE_CONTROL]; ok {
output.CacheControl = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_DISPOSITION]; ok {
output.ContentDisposition = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_ENCODING]; ok {
output.ContentEncoding = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_CONTENT_LANGUAGE]; ok {
output.ContentLanguage = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_EXPIRES]; ok {
output.Expires = ret[0]
}
}
// ConvertRequestToIoReaderV2 converts req to XML data
func ConvertRequestToIoReaderV2(req interface{}) (io.Reader, string, error) {
data, err := TransToXml(req)
if err == nil {
if isDebugLogEnabled() {
doLog(LEVEL_DEBUG, "Do http request with data: %s", string(data))
}
return bytes.NewReader(data), Base64Md5(data), nil
}
return nil, "", err
}
// ConvertRequestToIoReader converts req to XML data
func ConvertRequestToIoReader(req interface{}) (io.Reader, error) {
body, err := TransToXml(req)
if err == nil {
if isDebugLogEnabled() {
doLog(LEVEL_DEBUG, "Do http request with data: %s", string(body))
}
return bytes.NewReader(body), nil
}
return nil, err
}
func parseBucketPolicyOutput(s reflect.Type, baseModel IBaseModel, body []byte) {
for i := 0; i < s.NumField(); i++ {
if s.Field(i).Tag == "json:\"body\"" {
reflect.ValueOf(baseModel).Elem().FieldByName(s.Field(i).Name).SetString(string(body))
break
}
}
}
// ParseResponseToBaseModel gets response from OBS
func ParseResponseToBaseModel(resp *http.Response, baseModel IBaseModel, xmlResult bool, isObs bool) (err error) {
readCloser, ok := baseModel.(IReadCloser)
if !ok {
defer func() {
errMsg := resp.Body.Close()
if errMsg != nil {
doLog(LEVEL_WARN, "Failed to close response body")
}
}()
var body []byte
body, err = ioutil.ReadAll(resp.Body)
if err == nil && len(body) > 0 {
if xmlResult {
err = ParseXml(body, baseModel)
} else {
s := reflect.TypeOf(baseModel).Elem()
if reflect.TypeOf(baseModel).Elem().Name() == "GetBucketPolicyOutput" {
parseBucketPolicyOutput(s, baseModel, body)
} else {
err = parseJSON(body, baseModel)
}
}
if err != nil {
doLog(LEVEL_ERROR, "Unmarshal error: %v", err)
}
}
} else {
readCloser.setReadCloser(resp.Body)
}
baseModel.setStatusCode(resp.StatusCode)
responseHeaders := cleanHeaderPrefix(resp.Header)
baseModel.setResponseHeaders(responseHeaders)
if values, ok := responseHeaders[HEADER_REQUEST_ID]; ok {
baseModel.setRequestID(values[0])
}
return
}
// ParseResponseToObsError gets obsError from OBS
func ParseResponseToObsError(resp *http.Response, isObs bool) error {
isJson := false
if contentType, ok := resp.Header[HEADER_CONTENT_TYPE_CAML]; ok {
jsonType, _ := mimeTypes["json"]
isJson = contentType[0] == jsonType
}
obsError := ObsError{}
respError := ParseResponseToBaseModel(resp, &obsError, !isJson, isObs)
if respError != nil {
doLog(LEVEL_WARN, "Parse response to BaseModel with error: %v", respError)
}
obsError.Status = resp.Status
return obsError
}
// convertFetchPolicyToJSON converts SetBucketFetchPolicyInput into json format
func convertFetchPolicyToJSON(input SetBucketFetchPolicyInput) (data string, err error) {
fetch := map[string]SetBucketFetchPolicyInput{"fetch": input}
json, err := json.Marshal(fetch)
if err != nil {
return "", err
}
data = string(json)
return
}
// convertFetchJobToJSON converts SetBucketFetchJobInput into json format
func convertFetchJobToJSON(input SetBucketFetchJobInput) (data string, err error) {
objectHeaders := make(map[string]string)
for key, value := range input.ObjectHeaders {
if value != "" {
_key := strings.ToLower(key)
if !strings.HasPrefix(key, HEADER_PREFIX_OBS) {
_key = HEADER_PREFIX_META_OBS + _key
}
objectHeaders[_key] = value
}
}
input.ObjectHeaders = objectHeaders
json, err := json.Marshal(input)
if err != nil {
return "", err
}
data = string(json)
return
}
func parseStringToFSStatusType(value string) (ret FSStatusType) {
switch value {
case "Enabled":
ret = FSStatusEnabled
case "Disabled":
ret = FSStatusDisabled
default:
ret = ""
}
return
}
func decodeListObjectsOutput(output *ListObjectsOutput) (err error) {
output.Delimiter, err = url.QueryUnescape(output.Delimiter)
if err != nil {
return
}
output.Marker, err = url.QueryUnescape(output.Marker)
if err != nil {
return
}
output.NextMarker, err = url.QueryUnescape(output.NextMarker)
if err != nil {
return
}
output.Prefix, err = url.QueryUnescape(output.Prefix)
if err != nil {
return
}
for index, value := range output.CommonPrefixes {
output.CommonPrefixes[index], err = url.QueryUnescape(value)
if err != nil {
return
}
}
for index, content := range output.Contents {
output.Contents[index].Key, err = url.QueryUnescape(content.Key)
if err != nil {
return
}
}
return
}
func decodeListVersionsOutput(output *ListVersionsOutput) (err error) {
output.Delimiter, err = url.QueryUnescape(output.Delimiter)
if err != nil {
return
}
output.KeyMarker, err = url.QueryUnescape(output.KeyMarker)
if err != nil {
return
}
output.NextKeyMarker, err = url.QueryUnescape(output.NextKeyMarker)
if err != nil {
return
}
output.Prefix, err = url.QueryUnescape(output.Prefix)
if err != nil {
return
}
for index, version := range output.Versions {
output.Versions[index].Key, err = url.QueryUnescape(version.Key)
if err != nil {
return
}
}
for index, deleteMarker := range output.DeleteMarkers {
output.DeleteMarkers[index].Key, err = url.QueryUnescape(deleteMarker.Key)
if err != nil {
return
}
}
for index, value := range output.CommonPrefixes {
output.CommonPrefixes[index], err = url.QueryUnescape(value)
if err != nil {
return
}
}
return
}
func decodeDeleteObjectsOutput(output *DeleteObjectsOutput) (err error) {
for index, object := range output.Deleteds {
output.Deleteds[index].Key, err = url.QueryUnescape(object.Key)
if err != nil {
return
}
}
for index, object := range output.Errors {
output.Errors[index].Key, err = url.QueryUnescape(object.Key)
if err != nil {
return
}
}
return
}
func decodeListMultipartUploadsOutput(output *ListMultipartUploadsOutput) (err error) {
output.Delimiter, err = url.QueryUnescape(output.Delimiter)
if err != nil {
return
}
output.Prefix, err = url.QueryUnescape(output.Prefix)
if err != nil {
return
}
output.KeyMarker, err = url.QueryUnescape(output.KeyMarker)
if err != nil {
return
}
output.NextKeyMarker, err = url.QueryUnescape(output.NextKeyMarker)
if err != nil {
return
}
for index, value := range output.CommonPrefixes {
output.CommonPrefixes[index], err = url.QueryUnescape(value)
if err != nil {
return
}
}
for index, upload := range output.Uploads {
output.Uploads[index].Key, err = url.QueryUnescape(upload.Key)
if err != nil {
return
}
}
return
}
func decodeListPartsOutput(output *ListPartsOutput) (err error) {
output.Key, err = url.QueryUnescape(output.Key)
return
}
func decodeInitiateMultipartUploadOutput(output *InitiateMultipartUploadOutput) (err error) {
output.Key, err = url.QueryUnescape(output.Key)
return
}
func decodeCompleteMultipartUploadOutput(output *CompleteMultipartUploadOutput) (err error) {
output.Key, err = url.QueryUnescape(output.Key)
return
}
// ParseAppendObjectOutput sets AppendObjectOutput field values with response headers
func ParseAppendObjectOutput(output *AppendObjectOutput) (err error) {
if ret, ok := output.ResponseHeaders[HEADER_VERSION_ID]; ok {
output.VersionId = ret[0]
}
output.SseHeader = parseSseHeader(output.ResponseHeaders)
if ret, ok := output.ResponseHeaders[HEADER_ETAG]; ok {
output.ETag = ret[0]
}
if ret, ok := output.ResponseHeaders[HEADER_NEXT_APPEND_POSITION]; ok {
output.NextAppendPosition, err = strconv.ParseInt(ret[0], 10, 64)
if err != nil {
err = fmt.Errorf("failed to parse next append position with error [%v]", err)
}
}
return
}
// ParseModifyObjectOutput sets ModifyObjectOutput field values with response headers
func ParseModifyObjectOutput(output *ModifyObjectOutput) {
if ret, ok := output.ResponseHeaders[HEADER_ETAG]; ok {
output.ETag = ret[0]
}
}
func ParseGetBucketFSStatusOutput(output *GetBucketFSStatusOutput) {
ParseGetBucketMetadataOutput(&output.GetBucketMetadataOutput)
if ret, ok := output.ResponseHeaders[HEADER_FS_FILE_INTERFACE_OBS]; ok {
output.FSStatus = ParseStringToFSStatusType(ret[0])
}
}
func ParseGetAttributeOutput(output *GetAttributeOutput) {
ParseGetObjectMetadataOutput(&output.GetObjectMetadataOutput)
if ret, ok := output.ResponseHeaders[HEADER_MODE]; ok {
output.Mode = StringToInt(ret[0], -1)
} else {
output.Mode = -1
}
}
func ParseNewFolderOutput(output *NewFolderOutput) {
ParsePutObjectOutput(&output.PutObjectOutput)
}