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Merge pull request #1917 from hashicorp/b-interp

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terraform: return unknown if resource not found
This commit is contained in:
Mitchell Hashimoto 2015-05-11 14:58:57 -07:00
commit 1437af3abf
1 changed files with 8 additions and 4 deletions
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12
terraform/interpolate.go
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@ -321,10 +321,7 @@ func (i *Interpolater) computeResourceVariable(
r = nil
}
if r == nil {
return "", fmt.Errorf(
"Resource '%s' not found for variable '%s'",
id,
v.FullKey())
goto MISSING
}
if r.Primary == nil {
@ -367,6 +364,13 @@ func (i *Interpolater) computeResourceVariable(
}
MISSING:
// Validation for missing interpolations should happen at a higher
// semantic level. If we reached this point and don't have variables,
// just return the computed value.
if scope == nil || scope.Resource == nil {
return config.UnknownVariableValue, nil
}
// If the operation is refresh, it isn't an error for a value to
// be unknown. Instead, we return that the value is computed so
// that the graph can continue to refresh other nodes. It doesn't