This commit is contained in:
Alexander Neumann 2018-05-13 22:43:48 +02:00
parent ea565df3e8
commit 4916ba7a8a
1 changed files with 12 additions and 12 deletions

View File

@ -126,38 +126,38 @@ func parseBackends(root *ast.ObjectList) (map[string]Backend, error) {
backends := make(map[string]Backend)
// find top-level backend objects
for _, item := range root.Items {
for _, obj := range root.Items {
// is not an object block
if len(item.Keys) == 0 {
if len(obj.Keys) == 0 {
continue
}
// does not start with an an identifier
if item.Keys[0].Token.Type != token.IDENT {
if obj.Keys[0].Token.Type != token.IDENT {
continue
}
// something other than a backend section
if s, ok := item.Keys[0].Token.Value().(string); !ok || s != "backend" {
if s, ok := obj.Keys[0].Token.Value().(string); !ok || s != "backend" {
continue
}
// missing name
if len(item.Keys) != 2 {
if len(obj.Keys) != 2 {
return nil, errors.Errorf("backend has no name at line %v, column %v",
item.Pos().Line, item.Pos().Column)
obj.Pos().Line, obj.Pos().Column)
}
// check that the name is not empty
name := item.Keys[1].Token.Value().(string)
name := obj.Keys[1].Token.Value().(string)
if len(name) == 0 {
return nil, errors.Errorf("backend name is empty at line %v, column %v",
item.Pos().Line, item.Pos().Column)
obj.Pos().Line, obj.Pos().Column)
}
// get the type of the backend by decoding it into the Backend truct
var be Backend
err := hcl.DecodeObject(&be, item)
err := hcl.DecodeObject(&be, obj)
if err != nil {
return nil, err
}
@ -168,14 +168,14 @@ func parseBackends(root *ast.ObjectList) (map[string]Backend, error) {
if _, ok := backends[name]; ok {
return nil, errors.Errorf("backend %q at line %v, column %v already configured",
name, item.Pos().Line, item.Pos().Column)
name, obj.Pos().Line, obj.Pos().Column)
}
// check structure of the backend object
innerBlock, ok := item.Val.(*ast.ObjectType)
innerBlock, ok := obj.Val.(*ast.ObjectType)
if !ok {
return nil, errors.Errorf("unable to verify structure of backend %q at line %v, column %v already configured",
name, item.Pos().Line, item.Pos().Column)
name, obj.Pos().Line, obj.Pos().Column)
}
// check allowed types