Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/processors/template/template_metric.go

@@ -0,0 +1,74 @@
+package template
+
+import (
+	"sync"
+	"time"
+
+	"github.com/influxdata/telegraf"
+	"github.com/influxdata/telegraf/config"
+)
+
+var (
+	onceTagList   sync.Once
+	onceFieldList sync.Once
+)
+
+type TemplateMetric struct {
+	metric telegraf.TemplateMetric
+}
+
+func (m *TemplateMetric) Name() string {
+	return m.metric.Name()
+}
+
+func (m *TemplateMetric) Tag(key string) string {
+	return m.metric.Tag(key)
+}
+
+func (m *TemplateMetric) Field(key string) interface{} {
+	return m.metric.Field(key)
+}
+
+func (m *TemplateMetric) Time() time.Time {
+	return m.metric.Time()
+}
+
+func (m *TemplateMetric) Tags() map[string]string {
+	return m.metric.Tags()
+}
+
+func (m *TemplateMetric) Fields() map[string]interface{} {
+	return m.metric.Fields()
+}
+
+func (m *TemplateMetric) String() string {
+	return m.metric.String()
+}
+
+func (m *TemplateMetric) TagList() map[string]string {
+	onceTagList.Do(func() {
+		config.PrintOptionValueDeprecationNotice(
+			"processors.template", "template", "{{.TagList}}",
+			telegraf.DeprecationInfo{
+				Since:     "1.28.0",
+				RemovalIn: "1.34.0",
+				Notice:    "use '{{.Tags}}' instead",
+			},
+		)
+	})
+	return m.metric.Tags()
+}
+
+func (m *TemplateMetric) FieldList() map[string]interface{} {
+	onceFieldList.Do(func() {
+		config.PrintOptionValueDeprecationNotice(
+			"processors.template", "template", "{{.FieldList}}",
+			telegraf.DeprecationInfo{
+				Since:     "1.28.0",
+				RemovalIn: "1.34.0",
+				Notice:    "use '{{.Fields}}' instead",
+			},
+		)
+	})
+	return m.metric.Fields()
+}