vendor/github.com/hashicorp/terraform/helper/resource/error.go

   1 package resource
   2
   3 import (
   4         "fmt"
   5         "strings"
   6         "time"
   7 )
   8
   9 type NotFoundError struct {
  10         LastError    error
  11         LastRequest  interface{}
  12         LastResponse interface{}
  13         Message      string
  14         Retries      int
  15 }
  16
  17 func (e *NotFoundError) Error() string {
  18         if e.Message != "" {
  19                 return e.Message
  20         }
  21
  22         if e.Retries > 0 {
  23                 return fmt.Sprintf("couldn't find resource (%d retries)", e.Retries)
  24         }
  25
  26         return "couldn't find resource"
  27 }
  28
  29 // UnexpectedStateError is returned when Refresh returns a state that's neither in Target nor Pending
  30 type UnexpectedStateError struct {
  31         LastError     error
  32         State         string
  33         ExpectedState []string
  34 }
  35
  36 func (e *UnexpectedStateError) Error() string {
  37         return fmt.Sprintf(
  38                 "unexpected state '%s', wanted target '%s'. last error: %s",
  39                 e.State,
  40                 strings.Join(e.ExpectedState, ", "),
  41                 e.LastError,
  42         )
  43 }
  44
  45 // TimeoutError is returned when WaitForState times out
  46 type TimeoutError struct {
  47         LastError     error
  48         LastState     string
  49         Timeout       time.Duration
  50         ExpectedState []string
  51 }
  52
  53 func (e *TimeoutError) Error() string {
  54         expectedState := "resource to be gone"
  55         if len(e.ExpectedState) > 0 {
  56                 expectedState = fmt.Sprintf("state to become '%s'", strings.Join(e.ExpectedState, ", "))
  57         }
  58
  59         extraInfo := make([]string, 0)
  60         if e.LastState != "" {
  61                 extraInfo = append(extraInfo, fmt.Sprintf("last state: '%s'", e.LastState))
  62         }
  63         if e.Timeout > 0 {
  64                 extraInfo = append(extraInfo, fmt.Sprintf("timeout: %s", e.Timeout.String()))
  65         }
  66
  67         suffix := ""
  68         if len(extraInfo) > 0 {
  69                 suffix = fmt.Sprintf(" (%s)", strings.Join(extraInfo, ", "))
  70         }
  71
  72         if e.LastError != nil {
  73                 return fmt.Sprintf("timeout while waiting for %s%s: %s",
  74                         expectedState, suffix, e.LastError)
  75         }
  76
  77         return fmt.Sprintf("timeout while waiting for %s%s",
  78                 expectedState, suffix)
  79 }