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Change MQTT output topic format to split plugin name.

This commit is contained in:
Shirou WAKAYAMA 2015-10-05 10:43:46 +09:00
parent f5a225f1e0
commit 7e96a9afda
1 changed files with 8 additions and 3 deletions
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11
outputs/mqtt/mqtt.go
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@ -37,8 +37,9 @@ type MQTT struct {
var sampleConfig = `
servers = ["localhost:1883"] # required.
# MQTT outputs send metrics
# "<topic_prefix>/host/<hostname>/mem_used_percent"
# MQTT outputs send metrics to this topic format
# "<topic_prefix>/host/<hostname>/<pluginname>/"
# ex: prefix/host/web01.example.com/mem/available
# topic_prefix = "prefix"
# Set hostname used in the sending topic. if empty use os.Hostname().
@ -97,7 +98,11 @@ func (m *MQTT) Write(bp client.BatchPoints) error {
if m.TopicPrefix != "" {
t = append(t, m.TopicPrefix)
}
t = append(t, "host", m.Hostname, p.Measurement)
tm := strings.Split(p.Measurement, "_")
if len(tm) < 2 {
tm = []string{p.Measurement, "stat"}
}
t = append(t, "host", m.Hostname, tm[0], tm[1])
topic := strings.Join(t, "/")
var value string