consul/agent/consul/system_metadata.go

52 lines
1.0 KiB
Go

package consul
import (
"github.com/hashicorp/consul/agent/structs"
)
func (s *Server) getSystemMetadata(key string) (string, error) {
_, entry, err := s.fsm.State().SystemMetadataGet(nil, key)
if err != nil {
return "", err
}
if entry == nil {
return "", nil
}
return entry.Value, nil
}
func (s *Server) setSystemMetadataKey(key, val string) error {
args := &structs.SystemMetadataRequest{
Op: structs.SystemMetadataUpsert,
Entry: &structs.SystemMetadataEntry{Key: key, Value: val},
}
resp, err := s.raftApply(structs.SystemMetadataRequestType, args)
if err != nil {
return err
}
if respErr, ok := resp.(error); ok {
return respErr
}
return nil
}
func (s *Server) deleteSystemMetadataKey(key string) error {
args := &structs.SystemMetadataRequest{
Op: structs.SystemMetadataDelete,
Entry: &structs.SystemMetadataEntry{Key: key},
}
resp, err := s.raftApply(structs.SystemMetadataRequestType, args)
if err != nil {
return err
}
if respErr, ok := resp.(error); ok {
return respErr
}
return nil
}