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package cloudapi
import (
"fmt"
"time"
)
// GetMachineMetadata returns the complete set of metadata associated with the
// specified machine.
func (c *CloudAPI) GetMachineMetadata(machineID string) (map[string]string, error) {
machine, err := c.GetMachine(machineID)
if err != nil {
return nil, err
}
return machine.Metadata, nil
}
// UpdateMachineMetadata updates the metadata for a given machine.
// Any metadata keys passed in here are created if they do not exist, and
// overwritten if they do.
func (c *CloudAPI) UpdateMachineMetadata(machineID string, metadata map[string]string) (map[string]string, error) {
machine, err := c.GetMachine(machineID)
if err != nil {
return nil, err
}
for k, v := range metadata {
machine.Metadata[k] = v
}
machine.Updated = time.Now().Format("2013-11-26T19:47:13.448Z")
return metadata, nil
}
// DeleteMachineMetadata deletes a single metadata key from the specified machine
func (c *CloudAPI) DeleteMachineMetadata(machineID string, key string) error {
machine, err := c.GetMachine(machineID)
if err != nil {
return err
}
_, ok := machine.Metadata[key]
if !ok {
return fmt.Errorf(`"%s" is not a metadata key`, key)
}
delete(machine.Metadata, key)
return nil
}
// DeleteAllMachineMetadata deletes all metadata keys from the specified machine.
func (c *CloudAPI) DeleteAllMachineMetadata(machineID string) error {
machine, err := c.GetMachine(machineID)
if err != nil {
return err
}
for k := range machine.Metadata {
delete(machine.Metadata, k)
}
return nil
}
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