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sos_metadata.go
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sos_metadata.go
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package cmd
import (
"os"
"strings"
"github.com/exoscale/cli/table"
minio "github.com/minio/minio-go/v6"
"github.com/spf13/cobra"
)
var sosMetadataCmd = &cobra.Command{
Use: "metadata",
Short: "Object metadata management",
}
func init() {
sosCmd.AddCommand(sosMetadataCmd)
}
var sosAddMetadataCmd = &cobra.Command{
Use: "add BUCKET OBJECT KEY VALUE",
Short: "Add metadata to an object",
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 4 {
return cmd.Usage()
}
bucket := args[0]
object := args[1]
k, v := args[2], args[3]
certsFile, err := cmd.Parent().Flags().GetString("certs-file")
if err != nil {
return err
}
sosClient, err := newSOSClient(certsFile)
if err != nil {
return err
}
location, err := sosClient.GetBucketLocation(bucket)
if err != nil {
return err
}
if err := sosClient.setZone(location); err != nil {
return err
}
objInfo, err := sosClient.GetObjectACLWithContext(gContext, bucket, object)
if err != nil {
return err
}
objInfo.Metadata.Add("content-type", objInfo.ContentType)
src := minio.NewSourceInfo(bucket, object, nil)
mergeHeader(src.Headers, objInfo.Metadata)
meta := map[string]string{k: v}
// Destination object
dst, err := minio.NewDestinationInfo(bucket, object, nil, meta)
if err != nil {
return err
}
// Copy object call
return sosClient.CopyObject(dst, src)
},
}
func init() {
sosMetadataCmd.AddCommand(sosAddMetadataCmd)
}
var sosRemoveMetadataCmd = &cobra.Command{
Use: "remove BUCKET OBJECT KEY",
Aliases: gRemoveAlias,
Short: "Remove metadata from an object",
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 3 {
return cmd.Usage()
}
bucket := args[0]
object := args[1]
certsFile, err := cmd.Parent().Flags().GetString("certs-file")
if err != nil {
return err
}
sosClient, err := newSOSClient(certsFile)
if err != nil {
return err
}
location, err := sosClient.GetBucketLocation(bucket)
if err != nil {
return err
}
if err := sosClient.setZone(location); err != nil {
return err
}
objInfo, err := sosClient.GetObjectACLWithContext(gContext, bucket, object)
if err != nil {
return err
}
objInfo.Metadata.Add("content-type", objInfo.ContentType)
objInfo.Metadata.Add("x-amz-metadata-directive", "REPLACE")
for k := range objInfo.Metadata {
key := strings.ToLower(k)
if strings.HasPrefix(key, "x-amz-meta-") && strings.HasSuffix(key, k) {
objInfo.Metadata.Del(k)
}
}
src := minio.NewSourceInfo(bucket, object, nil)
mergeHeader(src.Headers, objInfo.Metadata)
// Destination object
dst, err := minio.NewDestinationInfo(bucket, object, nil, nil)
if err != nil {
return err
}
// Copy object call
return sosClient.CopyObject(dst, src)
},
}
func init() {
sosMetadataCmd.AddCommand(sosRemoveMetadataCmd)
}
var sosShowMetadataCmd = &cobra.Command{
Use: "list BUCKET OBJECT",
Short: "List object metadata",
Aliases: gListAlias,
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) < 2 {
return cmd.Usage()
}
bucket := args[0]
object := args[1]
certsFile, err := cmd.Parent().Flags().GetString("certs-file")
if err != nil {
return err
}
sosClient, err := newSOSClient(certsFile)
if err != nil {
return err
}
location, err := sosClient.GetBucketLocation(bucket)
if err != nil {
return err
}
if err := sosClient.setZone(location); err != nil {
return err
}
objInfo, err := sosClient.GetObjectACLWithContext(gContext, bucket, object)
if err != nil {
return err
}
table := table.NewTable(os.Stdout)
table.SetHeader([]string{"File Name", "Key", "Value"})
for k, v := range objInfo.Metadata {
k = strings.ToLower(k)
if strings.HasPrefix(k, "x-amz-meta-") && len(v) > 0 {
table.Append([]string{objInfo.Key, k[len("x-amz-meta-"):], v[0]})
}
}
table.Render()
return nil
},
}
func init() {
sosMetadataCmd.AddCommand(sosShowMetadataCmd)
}