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Add clusterstats to elasticsearch plugin (#1979)

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* add clusterstats to elasticsearch input plugin

* add clusterstats to elasticsearch input plugin

* add clusterstats to elasticsearch input plugin

* add clusterstats to elasticsearch input plugin

* add clusterstats to elasticsearch input plugin

* responses to requested changes

* remove unnecessary recommendation
This commit is contained in:
Matt O'Hara
2016-12-20 10:30:03 -06:00
committed by Cameron Sparr
parent 48fc28331e
commit b0609beb2b
6 changed files with 583 additions and 76 deletions
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33
plugins/parsers/json/parser.go
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@@ -103,10 +103,22 @@ type JSONFlattener struct {
Fields map[string]interface{}
}
// FlattenJSON flattens nested maps/interfaces into a fields map
// FlattenJSON flattens nested maps/interfaces into a fields map (ignoring bools and string)
func (f *JSONFlattener) FlattenJSON(
fieldname string,
v interface{}) error {
if f.Fields == nil {
f.Fields = make(map[string]interface{})
}
return f.FullFlattenJSON(fieldname, v, false, false)
}
// FullFlattenJSON flattens nested maps/interfaces into a fields map (including bools and string)
func (f *JSONFlattener) FullFlattenJSON(
fieldname string,
v interface{},
convertString bool,
convertBool bool,
) error {
if f.Fields == nil {
f.Fields = make(map[string]interface{})
@@ -115,7 +127,7 @@ func (f *JSONFlattener) FlattenJSON(
switch t := v.(type) {
case map[string]interface{}:
for k, v := range t {
err := f.FlattenJSON(fieldname+"_"+k+"_", v)
err := f.FullFlattenJSON(fieldname+"_"+k+"_", v, convertString, convertBool)
if err != nil {
return err
}
@@ -123,15 +135,28 @@ func (f *JSONFlattener) FlattenJSON(
case []interface{}:
for i, v := range t {
k := strconv.Itoa(i)
err := f.FlattenJSON(fieldname+"_"+k+"_", v)
err := f.FullFlattenJSON(fieldname+"_"+k+"_", v, convertString, convertBool)
if err != nil {
return nil
}
}
case float64:
f.Fields[fieldname] = t
case bool, string, nil:
case string:
if convertString {
f.Fields[fieldname] = v.(string)
} else {
return nil
}
case bool:
if convertBool {
f.Fields[fieldname] = v.(bool)
} else {
return nil
}
case nil:
// ignored types
fmt.Println("json parser ignoring " + fieldname)
return nil
default:
return fmt.Errorf("JSON Flattener: got unexpected type %T with value %v (%s)",