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Add metric pass/drop filter

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This commit is contained in:
Thibault Cohen
2016-02-20 00:35:12 -05:00
committed by Cameron Sparr
parent 9ce8d78835
commit d00550c45f
8 changed files with 202 additions and 34 deletions
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49
internal/models/filter.go
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@@ -15,8 +15,11 @@ type TagFilter struct {
// Filter containing drop/pass and tagdrop/tagpass rules
type Filter struct {
Drop []string
Pass []string
NameDrop []string
NamePass []string
FieldDrop []string
FieldPass []string
TagDrop []TagFilter
TagPass []TagFilter
@@ -25,17 +28,17 @@ type Filter struct {
}
func (f Filter) ShouldMetricPass(metric telegraf.Metric) bool {
if f.ShouldPass(metric.Name()) && f.ShouldTagsPass(metric.Tags()) {
if f.ShouldFieldsPass(metric.Name()) && f.ShouldTagsPass(metric.Tags()) {
return true
}
return false
}
// ShouldPass returns true if the metric should pass, false if should drop
// ShouldFieldsPass returns true if the metric should pass, false if should drop
// based on the drop/pass filter parameters
func (f Filter) ShouldPass(key string) bool {
if f.Pass != nil {
for _, pat := range f.Pass {
func (f Filter) ShouldNamePass(key string) bool {
if f.NamePass != nil {
for _, pat := range f.NamePass {
// TODO remove HasPrefix check, leaving it for now for legacy support.
// Cam, 2015-12-07
if strings.HasPrefix(key, pat) || internal.Glob(pat, key) {
@@ -45,8 +48,36 @@ func (f Filter) ShouldPass(key string) bool {
return false
}
if f.Drop != nil {
for _, pat := range f.Drop {
if f.NameDrop != nil {
for _, pat := range f.NameDrop {
// TODO remove HasPrefix check, leaving it for now for legacy support.
// Cam, 2015-12-07
if strings.HasPrefix(key, pat) || internal.Glob(pat, key) {
return false
}
}
return true
}
return true
}
// ShouldFieldsPass returns true if the metric should pass, false if should drop
// based on the drop/pass filter parameters
func (f Filter) ShouldFieldsPass(key string) bool {
if f.FieldPass != nil {
for _, pat := range f.FieldPass {
// TODO remove HasPrefix check, leaving it for now for legacy support.
// Cam, 2015-12-07
if strings.HasPrefix(key, pat) || internal.Glob(pat, key) {
return true
}
}
return false
}
if f.FieldDrop != nil {
for _, pat := range f.FieldDrop {
// TODO remove HasPrefix check, leaving it for now for legacy support.
// Cam, 2015-12-07
if strings.HasPrefix(key, pat) || internal.Glob(pat, key) {