dom/telegraf
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Implement telegraf's own full metric type

Browse Source 
main reasons behind this:
- make adding/removing tags cheap
- make adding/removing fields cheap
- make parsing cheaper
- make parse -> decorate -> write out bytes metric flow much faster

Refactor serializer to use byte buffer
This commit is contained in:
Cameron Sparr
2016-11-22 12:51:57 +00:00
parent 332f678afb
commit db7a4b24b6
40 changed files with 1376 additions and 398 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
plugins/parsers/influx/parser_test.go
View File

@@ -14,15 +14,14 @@ var (
ms []telegraf.Metric
writer = ioutil.Discard
metrics500 []byte
exptime = time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC).UnixNano()
)
var exptime = time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC)
const (
validInflux = "cpu_load_short,cpu=cpu0 value=10 1257894000000000000"
validInflux = "cpu_load_short,cpu=cpu0 value=10 1257894000000000000\n"
validInfluxNewline = "\ncpu_load_short,cpu=cpu0 value=10 1257894000000000000\n"
invalidInflux = "I don't think this is line protocol"
invalidInflux2 = "{\"a\": 5, \"b\": {\"c\": 6}}"
invalidInflux = "I don't think this is line protocol\n"
invalidInflux2 = "{\"a\": 5, \"b\": {\"c\": 6}}\n"
)
const influxMulti = `
@@ -57,7 +56,7 @@ func TestParseValidInflux(t *testing.T) {
assert.Equal(t, map[string]string{
"cpu": "cpu0",
}, metrics[0].Tags())
assert.Equal(t, exptime, metrics[0].Time())
assert.Equal(t, exptime, metrics[0].Time().UnixNano())
metrics, err = parser.Parse([]byte(validInfluxNewline))
assert.NoError(t, err)
@@ -69,7 +68,7 @@ func TestParseValidInflux(t *testing.T) {
assert.Equal(t, map[string]string{
"cpu": "cpu0",
}, metrics[0].Tags())
assert.Equal(t, exptime, metrics[0].Time())
assert.Equal(t, exptime, metrics[0].Time().UnixNano())
}
func TestParseLineValidInflux(t *testing.T) {
@@ -84,7 +83,7 @@ func TestParseLineValidInflux(t *testing.T) {
assert.Equal(t, map[string]string{
"cpu": "cpu0",
}, metric.Tags())
assert.Equal(t, exptime, metric.Time())
assert.Equal(t, exptime, metric.Time().UnixNano())
metric, err = parser.ParseLine(validInfluxNewline)
assert.NoError(t, err)
@@ -95,7 +94,7 @@ func TestParseLineValidInflux(t *testing.T) {
assert.Equal(t, map[string]string{
"cpu": "cpu0",
}, metric.Tags())
assert.Equal(t, exptime, metric.Time())
assert.Equal(t, exptime, metric.Time().UnixNano())
}
func TestParseMultipleValid(t *testing.T) {
@@ -229,11 +228,8 @@ func BenchmarkParseAddTagWrite(b *testing.B) {
panic("500 metrics not parsed!!")
}
for _, tmp := range ms {
tags := tmp.Tags()
tags["host"] = "localhost"
tmp, _ = telegraf.NewMetric(tmp.Name(), tags, tmp.Fields(), tmp.Time())
writer.Write([]byte(tmp.String()))
writer.Write([]byte{'\n'})
tmp.AddTag("host", "localhost")
writer.Write(tmp.Serialize())
}
}
}