58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
package remote
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import (
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"fmt"
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"strings"
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)
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var (
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// ErrConflict is used to indicate the upload was rejected
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// due to a conflict on the state
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ErrConflict = fmt.Errorf("Conflicting state file")
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// ErrServerNewer is used to indicate the serial number of
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// the state is newer on the server side
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ErrServerNewer = fmt.Errorf("Server-side Serial is newer")
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// ErrRequireAuth is used if the remote server requires
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// authentication and none is provided
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ErrRequireAuth = fmt.Errorf("Remote server requires authentication")
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// ErrInvalidAuth is used if we provide authentication which
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// is not valid
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ErrInvalidAuth = fmt.Errorf("Invalid authentication")
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// ErrRemoteInternal is used if we get an internal error
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// from the remote server
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ErrRemoteInternal = fmt.Errorf("Remote server reporting internal error")
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)
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type RemoteClient interface {
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GetState() (*RemoteStatePayload, error)
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PutState(state []byte, force bool) error
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DeleteState() error
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}
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// RemoteStatePayload is used to return the remote state
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// along with associated meta data when we do a remote fetch.
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type RemoteStatePayload struct {
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MD5 []byte
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State []byte
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}
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// NewClientByType is used to construct a RemoteClient
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// based on the configured type.
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func NewClientByType(ctype string, conf map[string]string) (RemoteClient, error) {
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ctype = strings.ToLower(ctype)
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switch ctype {
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case "atlas":
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return NewAtlasRemoteClient(conf)
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case "consul":
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return NewConsulRemoteClient(conf)
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case "http":
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return NewHTTPRemoteClient(conf)
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default:
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return nil, fmt.Errorf("Unknown remote client type '%s'", ctype)
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}
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}
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