mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-11 14:53:49 +00:00
ed73f8350b
This msy be useful when ingesting logs from different sources, which store the log message in different fields. For example, `_msg_field=message,event.data,some_field` will get log message from the first non-empty field: `message`, `event.data` and `some_field`.
107 lines
3.2 KiB
Go
107 lines
3.2 KiB
Go
package elasticsearch
|
|
|
|
import (
|
|
"bytes"
|
|
"compress/gzip"
|
|
"fmt"
|
|
"testing"
|
|
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
|
|
)
|
|
|
|
func TestReadBulkRequest_Failure(t *testing.T) {
|
|
f := func(data string) {
|
|
t.Helper()
|
|
|
|
tlp := &insertutils.TestLogMessageProcessor{}
|
|
r := bytes.NewBufferString(data)
|
|
rows, err := readBulkRequest(r, false, "_time", []string{"_msg"}, tlp)
|
|
if err == nil {
|
|
t.Fatalf("expecting non-empty error")
|
|
}
|
|
if rows != 0 {
|
|
t.Fatalf("unexpected non-zero rows=%d", rows)
|
|
}
|
|
}
|
|
f("foobar")
|
|
f(`{}`)
|
|
f(`{"create":{}}`)
|
|
f(`{"creat":{}}
|
|
{}`)
|
|
f(`{"create":{}}
|
|
foobar`)
|
|
}
|
|
|
|
func TestReadBulkRequest_Success(t *testing.T) {
|
|
f := func(data, timeField, msgField string, rowsExpected int, timestampsExpected []int64, resultExpected string) {
|
|
t.Helper()
|
|
|
|
msgFields := []string{"non_existing_foo", msgField, "non_exiting_bar"}
|
|
tlp := &insertutils.TestLogMessageProcessor{}
|
|
|
|
// Read the request without compression
|
|
r := bytes.NewBufferString(data)
|
|
rows, err := readBulkRequest(r, false, timeField, msgFields, tlp)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if rows != rowsExpected {
|
|
t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
|
|
}
|
|
if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Read the request with compression
|
|
tlp = &insertutils.TestLogMessageProcessor{}
|
|
compressedData := compressData(data)
|
|
r = bytes.NewBufferString(compressedData)
|
|
rows, err = readBulkRequest(r, true, timeField, msgFields, tlp)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if rows != rowsExpected {
|
|
t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
|
|
}
|
|
if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
|
|
t.Fatalf("verification failure after compression: %s", err)
|
|
}
|
|
}
|
|
|
|
// Verify an empty data
|
|
f("", "_time", "_msg", 0, nil, "")
|
|
f("\n", "_time", "_msg", 0, nil, "")
|
|
f("\n\n", "_time", "_msg", 0, nil, "")
|
|
|
|
// Verify non-empty data
|
|
data := `{"create":{"_index":"filebeat-8.8.0"}}
|
|
{"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
|
|
{"create":{"_index":"filebeat-8.8.0"}}
|
|
{"@timestamp":"2023-06-06 04:48:12.735+01:00","message":"baz"}
|
|
{"index":{"_index":"filebeat-8.8.0"}}
|
|
{"message":"xyz","@timestamp":"1686026893735","x":"y"}
|
|
{"create":{"_index":"filebeat-8.8.0"}}
|
|
{"message":"qwe rty","@timestamp":"1686026893"}
|
|
`
|
|
timeField := "@timestamp"
|
|
msgField := "message"
|
|
rowsExpected := 4
|
|
timestampsExpected := []int64{1686026891735000000, 1686023292735000000, 1686026893735000000, 1686026893000000000}
|
|
resultExpected := `{"log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
|
|
{"_msg":"baz"}
|
|
{"_msg":"xyz","x":"y"}
|
|
{"_msg":"qwe rty"}`
|
|
f(data, timeField, msgField, rowsExpected, timestampsExpected, resultExpected)
|
|
}
|
|
|
|
func compressData(s string) string {
|
|
var bb bytes.Buffer
|
|
zw := gzip.NewWriter(&bb)
|
|
if _, err := zw.Write([]byte(s)); err != nil {
|
|
panic(fmt.Errorf("unexpected error when compressing data: %w", err))
|
|
}
|
|
if err := zw.Close(); err != nil {
|
|
panic(fmt.Errorf("unexpected error when closing gzip writer: %w", err))
|
|
}
|
|
return bb.String()
|
|
}
|