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exporter_test.go
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exporter_test.go
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// Copyright 2020, OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package sumologicexporter
import (
"context"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"regexp"
"strings"
"sync"
"sync/atomic"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/component/componenttest"
"go.opentelemetry.io/collector/config/confighttp"
"go.opentelemetry.io/collector/consumer/consumererror"
"go.opentelemetry.io/collector/model/otlp"
"go.opentelemetry.io/collector/pdata/pcommon"
"go.opentelemetry.io/collector/pdata/plog"
"go.opentelemetry.io/collector/pdata/pmetric"
"go.opentelemetry.io/collector/pdata/ptrace"
"go.uber.org/zap"
)
func LogRecordsToLogs(records []plog.LogRecord) plog.Logs {
logs := plog.NewLogs()
logsSlice := logs.ResourceLogs().AppendEmpty().ScopeLogs().AppendEmpty().LogRecords()
for _, record := range records {
record.CopyTo(logsSlice.AppendEmpty())
}
return logs
}
type exporterTest struct {
srv *httptest.Server
exp *sumologicexporter
reqCounter *int32
}
func createTestConfig() *Config {
config := createDefaultConfig().(*Config)
config.CompressEncoding = NoCompression
config.LogFormat = TextFormat
config.MaxRequestBodySize = 20_971_520
config.MetricFormat = OTLPMetricFormat
config.TraceFormat = OTLPTraceFormat
return config
}
func createExporterCreateSettings() component.ExporterCreateSettings {
return component.ExporterCreateSettings{
TelemetrySettings: component.TelemetrySettings{
Logger: zap.NewNop(),
},
}
}
// prepareExporterTest prepares an exporter test object using provided config
// and a slice of callbacks to be called for subsequent requests coming being
// sent to the server.
// The enclosed *httptest.Server is automatically closed on test cleanup.
func prepareExporterTest(t *testing.T, cfg *Config, cb []func(w http.ResponseWriter, req *http.Request), cfgOpts ...func(*Config)) *exporterTest {
var reqCounter int32
// generate a test server so we can capture and inspect the request
testServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
c := int(atomic.LoadInt32(&reqCounter))
if assert.Greaterf(t, len(cb), c, "Exporter sent more requests (%d) than the number of test callbacks defined: %d", c+1, len(cb)) {
cb[c](w, req)
atomic.AddInt32(&reqCounter, 1)
}
}))
t.Cleanup(func() {
testServer.Close()
// Ensure we got all required requests
assert.Eventuallyf(t, func() bool {
return int(atomic.LoadInt32(&reqCounter)) == len(cb)
}, 2*time.Second, 100*time.Millisecond,
"HTTP server didn't receive all the expected requests; got: %d, expected: %d",
atomic.LoadInt32(&reqCounter), len(cb),
)
})
cfg.HTTPClientSettings.Endpoint = testServer.URL
cfg.HTTPClientSettings.Auth = nil
for _, cfgOpt := range cfgOpts {
cfgOpt(cfg)
}
exp, err := initExporter(cfg, createExporterCreateSettings())
require.NoError(t, err)
require.NoError(t, exp.start(context.Background(), componenttest.NewNopHost()))
return &exporterTest{
srv: testServer,
exp: exp,
reqCounter: &reqCounter,
}
}
func TestInitExporter(t *testing.T) {
_, err := initExporter(&Config{
LogFormat: "json",
MetricFormat: "otlp",
CompressEncoding: "gzip",
TraceFormat: "otlp",
HTTPClientSettings: confighttp.HTTPClientSettings{
Timeout: defaultTimeout,
Endpoint: "test_endpoint",
},
}, createExporterCreateSettings())
assert.NoError(t, err)
}
func TestAllSuccess(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, `Example log`, body)
assert.Equal(t, "", req.Header.Get("X-Sumo-Fields"))
},
})
logs := LogRecordsToLogs(exampleLog())
err := test.exp.pushLogsData(context.Background(), logs)
assert.NoError(t, err)
}
func TestLogsResourceAttributesSentAsFields(t *testing.T) {
testcases := []struct {
name string
configFunc func() *Config
callbacks []func(w http.ResponseWriter, req *http.Request)
logsFunc func() plog.Logs
}{
{
name: "text",
configFunc: func() *Config {
config := createTestConfig()
config.LogFormat = TextFormat
// config.MetadataAttributes = []string{".*"}
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
// b, err := httputil.DumpRequest(req, true)
// assert.NoError(t, err)
// fmt.Printf("body:\n%s\n", string(b))
body := extractBody(t, req)
assert.Equal(t, "Example log\nAnother example log", body)
assert.Equal(t, "res_attr1=1, res_attr2=2", req.Header.Get("X-Sumo-Fields"))
},
},
logsFunc: func() plog.Logs {
buffer := make([]plog.LogRecord, 2)
buffer[0] = plog.NewLogRecord()
buffer[0].Body().SetStringVal("Example log")
buffer[0].Attributes().InsertString("key1", "value1")
buffer[0].Attributes().InsertString("key2", "value2")
buffer[1] = plog.NewLogRecord()
buffer[1].Body().SetStringVal("Another example log")
buffer[1].Attributes().InsertString("key1", "value1")
buffer[1].Attributes().InsertString("key2", "value2")
buffer[1].Attributes().InsertString("key3", "value3")
logs := LogRecordsToLogs(buffer)
logs.ResourceLogs().At(0).Resource().Attributes().InsertString("res_attr1", "1")
logs.ResourceLogs().At(0).Resource().Attributes().InsertString("res_attr2", "2")
return logs
},
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
cfg := tc.configFunc()
test := prepareExporterTest(t, cfg, tc.callbacks)
logs := tc.logsFunc()
assert.NoError(t, test.exp.pushLogsData(context.Background(), logs))
assert.EqualValues(t, len(tc.callbacks), atomic.LoadInt32(test.reqCounter))
})
}
}
func TestAllFailed(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(500)
body := extractBody(t, req)
assert.Equal(t, "Example log\nAnother example log", body)
assert.Empty(t, req.Header.Get("X-Sumo-Fields"))
},
})
logs := plog.NewLogs()
logsSlice := logs.ResourceLogs().AppendEmpty()
logsRecords1 := logsSlice.ScopeLogs().AppendEmpty().LogRecords()
logsRecords1.AppendEmpty().Body().SetStringVal("Example log")
logsRecords2 := logsSlice.ScopeLogs().AppendEmpty().LogRecords()
logsRecords2.AppendEmpty().Body().SetStringVal("Another example log")
logsExpected := plog.NewLogs()
logsSlice.CopyTo(logsExpected.ResourceLogs().AppendEmpty())
err := test.exp.pushLogsData(context.Background(), logs)
assert.EqualError(t, err, "failed sending data: status: 500 Internal Server Error")
var partial consumererror.Logs
require.True(t, errors.As(err, &partial))
assert.Equal(t, logsExpected, partial.GetLogs())
}
func TestPartiallyFailed(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, "Example log", body)
// No resource attributes for those logs hence no fields
assert.Empty(t, req.Header.Get("X-Sumo-Fields"))
},
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(500)
body := extractBody(t, req)
assert.Equal(t, "Another example log", body)
// No resource attributes for those logs hence no fields
assert.Empty(t, req.Header.Get("X-Sumo-Fields"))
},
})
logs := plog.NewLogs()
logsSlice1 := logs.ResourceLogs().AppendEmpty()
logsRecords1 := logsSlice1.ScopeLogs().AppendEmpty().LogRecords()
logsRecords1.AppendEmpty().Body().SetStringVal("Example log")
logsSlice2 := logs.ResourceLogs().AppendEmpty()
logsRecords2 := logsSlice2.ScopeLogs().AppendEmpty().LogRecords()
logsRecords2.AppendEmpty().Body().SetStringVal("Another example log")
logsExpected := plog.NewLogs()
logsSlice2.CopyTo(logsExpected.ResourceLogs().AppendEmpty())
err := test.exp.pushLogsData(context.Background(), logs)
assert.EqualError(t, err, "failed sending data: status: 500 Internal Server Error")
var partial consumererror.Logs
require.True(t, errors.As(err, &partial))
assert.Equal(t, logsExpected, partial.GetLogs())
}
func TestInvalidHTTPCLient(t *testing.T) {
exp, err := initExporter(&Config{
LogFormat: "json",
MetricFormat: "otlp",
CompressEncoding: "gzip",
TraceFormat: "otlp",
HTTPClientSettings: confighttp.HTTPClientSettings{
Endpoint: "test_endpoint",
CustomRoundTripper: func(next http.RoundTripper) (http.RoundTripper, error) {
return nil, errors.New("roundTripperException")
},
},
}, createExporterCreateSettings())
assert.NoError(t, err)
assert.EqualError(t,
exp.start(context.Background(), componenttest.NewNopHost()),
"failed to create HTTP Client: roundTripperException",
)
}
func TestPushInvalidCompressor(t *testing.T) {
// Expect no requests
test := prepareExporterTest(t, createTestConfig(), nil)
test.exp.config.CompressEncoding = "invalid"
logs := LogRecordsToLogs(exampleLog())
err := test.exp.pushLogsData(context.Background(), logs)
assert.EqualError(t, err, "failed to initialize compressor: invalid format: invalid")
}
func TestPushFailedBatch(t *testing.T) {
t.Skip()
t.Parallel()
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(500)
body := extractBody(t, req)
expected := fmt.Sprintf(
"%s%s",
strings.Repeat("Example log\n", maxBufferSize-1),
"Example log",
)
assert.Equal(t, expected, body)
assert.Equal(t, "", req.Header.Get("X-Sumo-Fields"))
},
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(200)
body := extractBody(t, req)
assert.Equal(t, `Example log`, body)
assert.Equal(t, "", req.Header.Get("X-Sumo-Fields"))
},
})
logs := LogRecordsToLogs(exampleLog())
logs.ResourceLogs().EnsureCapacity(maxBufferSize + 1)
log := logs.ResourceLogs().At(0)
rLogs := logs.ResourceLogs()
for i := 0; i < maxBufferSize; i++ {
log.CopyTo(rLogs.AppendEmpty())
}
err := test.exp.pushLogsData(context.Background(), logs)
assert.EqualError(t, err, "failed sending data: status: 500 Internal Server Error")
}
func TestPushOTLPLogsClearTimestamp(t *testing.T) {
createLogs := func() plog.Logs {
exampleLogs := exampleLog()
exampleLogs[0].SetTimestamp(12345)
logs := LogRecordsToLogs(exampleLogs)
return logs
}
testcases := []struct {
name string
configFunc func() *Config
expectedBody string
}{
{
name: "enabled",
configFunc: func() *Config {
config := createTestConfig()
config.ClearLogsTimestamp = true
config.LogFormat = OTLPLogFormat
return config
},
expectedBody: "\n\x1b\n\x00\x12\x17\n\x00\x12\x13*\r\n\vExample logJ\x00R\x00",
},
{
name: "disabled",
configFunc: func() *Config {
config := createTestConfig()
config.ClearLogsTimestamp = false
config.LogFormat = OTLPLogFormat
return config
},
expectedBody: "\n$\n\x00\x12 \n\x00\x12\x1c\t90\x00\x00\x00\x00\x00\x00*\r\n\vExample logJ\x00R\x00",
},
{
name: "default does clear the timestamp",
configFunc: func() *Config {
config := createTestConfig()
// Don't set the clear timestamp config value
config.LogFormat = OTLPLogFormat
return config
},
expectedBody: "\n\x1b\n\x00\x12\x17\n\x00\x12\x13*\r\n\vExample logJ\x00R\x00",
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
expectedRequests := []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, tc.expectedBody, body)
},
}
test := prepareExporterTest(t, tc.configFunc(), expectedRequests)
err := test.exp.pushLogsData(context.Background(), createLogs())
assert.NoError(t, err)
})
}
}
func TestPushOTLPLogs_AttributeTranslation(t *testing.T) {
createLogs := func() plog.Logs {
logs := LogRecordsToLogs(exampleLog())
resourceAttrs := logs.ResourceLogs().At(0).Resource().Attributes()
resourceAttrs.InsertString("host.name", "harry-potter")
resourceAttrs.InsertString("host.type", "wizard")
resourceAttrs.InsertString("log.file.path_resolved", "/tmp/log.log")
return logs
}
testcases := []struct {
name string
configFunc func() *Config
callbacks []func(w http.ResponseWriter, req *http.Request)
}{
{
name: "enabled",
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "category_with_host_template_%{host.name}"
config.SourceHost = "%{host.name}"
config.LogFormat = OTLPLogFormat
config.TranslateAttributes = true
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
//nolint:lll
assert.Equal(t, "\n\xcb\x01\n\xaf\x01\n\x16\n\x04host\x12\x0e\n\fharry-potter\n\x18\n\fInstanceType\x12\b\n\x06wizard\n\x1d\n\v_sourceName\x12\x0e\n\f/tmp/log.log\n\x1d\n\v_sourceHost\x12\x0e\n\fharry-potter\n=\n\x0f_sourceCategory\x12*\n(category_with_host_template_harry-potter\x12\x17\n\x00\x12\x13*\r\n\vExample logJ\x00R\x00", body)
assert.Empty(t, req.Header.Get("X-Sumo-Fields"),
"We should not get X-Sumo-Fields header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Category"),
"We should not get X-Sumo-Category header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Name"),
"We should not get X-Sumo-Name header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Host"),
"We should not get X-Sumo-Host header when sending data with OTLP",
)
},
},
},
{
name: "disabled",
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "category_with_host_template_%{host.name}"
config.SourceHost = "%{host.name}"
config.LogFormat = OTLPLogFormat
config.TranslateAttributes = false
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
//nolint:lll
assert.Equal(t, "\n\xd8\x01\n\xbc\x01\n\x1b\n\thost.name\x12\x0e\n\fharry-potter\n\x15\n\thost.type\x12\b\n\x06wizard\n(\n\x16log.file.path_resolved\x12\x0e\n\f/tmp/log.log\n\x1d\n\v_sourceHost\x12\x0e\n\fharry-potter\n=\n\x0f_sourceCategory\x12*\n(category_with_host_template_harry-potter\x12\x17\n\x00\x12\x13*\r\n\vExample logJ\x00R\x00", body)
assert.Empty(t, req.Header.Get("X-Sumo-Fields"),
"We should not get X-Sumo-Fields header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Category"),
"We should not get X-Sumo-Category header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Name"),
"We should not get X-Sumo-Name header when sending data with OTLP",
)
assert.Empty(t, req.Header.Get("X-Sumo-Host"),
"We should not get X-Sumo-Host header when sending data with OTLP",
)
},
},
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
tc := tc
test := prepareExporterTest(t, tc.configFunc(), tc.callbacks)
err := test.exp.pushLogsData(context.Background(), createLogs())
assert.NoError(t, err)
})
}
}
func TestPushTextLogs_AttributeTranslation(t *testing.T) {
createLogs := func() plog.Logs {
logs := LogRecordsToLogs(exampleLog())
resourceAttrs := logs.ResourceLogs().At(0).Resource().Attributes()
resourceAttrs.InsertString("host.name", "harry-potter")
resourceAttrs.InsertString("host.type", "wizard")
return logs
}
testcases := []struct {
name string
configFunc func() *Config
callbacks []func(w http.ResponseWriter, req *http.Request)
}{
{
name: "enabled",
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "%{host.name}"
config.SourceHost = "%{host}"
config.LogFormat = TextFormat
config.TranslateAttributes = true
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, `Example log`, body)
assert.Equal(t, "InstanceType=wizard, host=harry-potter", req.Header.Get("X-Sumo-Fields"), "X-Sumo-Fields")
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Category"), "X-Sumo-Category")
// This gets the value from 'host.name' because we do not disallow
// using Sumo schema and 'host.name' from OT convention
// translates into 'host' in Sumo convention
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Host"), "X-Sumo-Host")
},
},
},
{
name: "disabled",
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "%{host.name}"
config.SourceHost = "%{host}"
config.LogFormat = TextFormat
config.TranslateAttributes = false
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, `Example log`, body)
assert.Equal(t, "host.name=harry-potter, host.type=wizard", req.Header.Get("X-Sumo-Fields"), "X-Sumo-Fields")
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Category"), "X-Sumo-Category")
assert.Equal(t, "undefined", req.Header.Get("X-Sumo-Host"), "X-Sumo-Host")
},
},
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
tc := tc
test := prepareExporterTest(t, tc.configFunc(), tc.callbacks)
err := test.exp.pushLogsData(context.Background(), createLogs())
assert.NoError(t, err)
})
}
}
func TestPushJSONLogs_AttributeTranslation(t *testing.T) {
createLogs := func() plog.Logs {
logs := LogRecordsToLogs(exampleLog())
resourceAttrs := logs.ResourceLogs().At(0).Resource().Attributes()
resourceAttrs.InsertString("host.name", "harry-potter")
resourceAttrs.InsertString("host.type", "wizard")
return logs
}
testcases := []struct {
name string
logs plog.Logs
configFunc func() *Config
callbacks []func(w http.ResponseWriter, req *http.Request)
}{
{
name: "enabled",
logs: createLogs(),
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "%{host.name}"
config.SourceHost = "%{host}"
config.LogFormat = JSONFormat
config.TranslateAttributes = true
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
var regex string
// Mind that host attribute is not being send in log body
regex += `{"log":"Example log","timestamp":\d{13}}`
assert.Regexp(t, regex, body)
assert.Equal(t, "InstanceType=wizard, host=harry-potter", req.Header.Get("X-Sumo-Fields"), "X-Sumo-Fields")
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Category"), "X-Sumo-Category")
// This gets the value from 'host.name' because we do not disallow
// using Sumo schema and 'host.name' from OT convention
// translates into 'host' in Sumo convention
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Host"), "X-Sumo-Host")
},
},
},
{
name: "disabled",
logs: createLogs(),
configFunc: func() *Config {
config := createTestConfig()
config.SourceCategory = "%{host.name}"
config.SourceHost = "%{host}"
config.LogFormat = JSONFormat
config.TranslateAttributes = false
return config
},
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
var regex string
regex += `{"log":"Example log","timestamp":\d{13}}`
assert.Regexp(t, regex, body)
assert.Equal(t, "host.name=harry-potter, host.type=wizard", req.Header.Get("X-Sumo-Fields"), "X-Sumo-Fields")
assert.Equal(t, "harry-potter", req.Header.Get("X-Sumo-Category"), "X-Sumo-Category")
assert.Equal(t, "undefined", req.Header.Get("X-Sumo-Host"), "X-Sumo-Host")
},
},
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
tc := tc
test := prepareExporterTest(t, tc.configFunc(), tc.callbacks)
err := test.exp.pushLogsData(context.Background(), tc.logs)
assert.NoError(t, err)
})
}
}
func TestPushLogs_DontRemoveSourceAttributes(t *testing.T) {
createLogs := func() plog.Logs {
logs := plog.NewLogs()
resourceLogs := logs.ResourceLogs().AppendEmpty()
logsSlice := resourceLogs.ScopeLogs().AppendEmpty().LogRecords()
logRecords := make([]plog.LogRecord, 2)
logRecords[0] = plog.NewLogRecord()
logRecords[0].Body().SetStringVal("Example log aaaaaaaaaaaaaaaaaaaaaa 1")
logRecords[0].CopyTo(logsSlice.AppendEmpty())
logRecords[1] = plog.NewLogRecord()
logRecords[1].Body().SetStringVal("Example log aaaaaaaaaaaaaaaaaaaaaa 2")
logRecords[1].CopyTo(logsSlice.AppendEmpty())
resourceAttrs := resourceLogs.Resource().Attributes()
resourceAttrs.InsertString("hostname", "my-host-name")
resourceAttrs.InsertString("hosttype", "my-host-type")
resourceAttrs.InsertString("_sourceCategory", "my-source-category")
resourceAttrs.InsertString("_sourceHost", "my-source-host")
resourceAttrs.InsertString("_sourceName", "my-source-name")
return logs
}
callbacks := []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, "Example log aaaaaaaaaaaaaaaaaaaaaa 1", body)
assert.Equal(t, "hostname=my-host-name, hosttype=my-host-type", req.Header.Get("X-Sumo-Fields"))
assert.Equal(t, "my-source-category", req.Header.Get("X-Sumo-Category"))
assert.Equal(t, "my-source-host", req.Header.Get("X-Sumo-Host"))
assert.Equal(t, "my-source-name", req.Header.Get("X-Sumo-Name"))
for k, v := range req.Header {
t.Logf("request #1 header: %v=%v", k, v)
}
},
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, "Example log aaaaaaaaaaaaaaaaaaaaaa 2", body)
assert.Equal(t, "hostname=my-host-name, hosttype=my-host-type", req.Header.Get("X-Sumo-Fields"))
assert.Equal(t, "my-source-category", req.Header.Get("X-Sumo-Category"))
assert.Equal(t, "my-source-host", req.Header.Get("X-Sumo-Host"))
assert.Equal(t, "my-source-name", req.Header.Get("X-Sumo-Name"))
for k, v := range req.Header {
t.Logf("request #2 header: %v=%v", k, v)
}
},
}
config := createTestConfig()
config.SourceCategory = "%{_sourceCategory}"
config.SourceName = "%{_sourceName}"
config.SourceHost = "%{_sourceHost}"
config.LogFormat = TextFormat
config.TranslateAttributes = false
config.MaxRequestBodySize = 32
test := prepareExporterTest(t, config, callbacks)
assert.NoError(t, test.exp.pushLogsData(context.Background(), createLogs()))
}
func TestAllMetricsSuccess(t *testing.T) {
testcases := []struct {
name string
expectedBody string
metricFunc func() (pmetric.Metric, pcommon.Map)
}{
{
name: "sum",
expectedBody: `test.metric.data{test="test_value",test2="second_value"} 14500 1605534165000`,
metricFunc: exampleIntMetric,
},
{
name: "gauge",
expectedBody: `gauge_metric_name{foo="bar",remote_name="156920",url="http://example_url"} 124 1608124661166
gauge_metric_name{foo="bar",remote_name="156955",url="http://another_url"} 245 1608124662166`,
metricFunc: exampleIntGaugeMetric,
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
assert.Equal(t, tc.expectedBody, body)
assert.Equal(t, "application/vnd.sumologic.prometheus", req.Header.Get("Content-Type"))
},
})
test.exp.config.MetricFormat = PrometheusFormat
metric := metricAndAttributesToPdataMetrics(tc.metricFunc())
err := test.exp.pushMetricsData(context.Background(), metric)
assert.NoError(t, err)
})
}
}
func TestAllMetricsOTLP(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
md, err := otlp.NewProtobufMetricsUnmarshaler().UnmarshalMetrics([]byte(body))
assert.NoError(t, err)
assert.NotNil(t, md)
//nolint:lll
expected := "\nf\n/\n\x14\n\x04test\x12\f\n\ntest_value\n\x17\n\x05test2\x12\x0e\n\fsecond_value\x123\n\x00\x12/\n\x10test.metric.data\x1a\x05bytes:\x14\n\x12\x19\x00\x12\x94\v\xd1\x00H\x161\xa48\x00\x00\x00\x00\x00\x00\n\xc2\x01\n\x0e\n\f\n\x03foo\x12\x05\n\x03bar\x12\xaf\x01\n\x00\x12\xaa\x01\n\x11gauge_metric_name*\x94\x01\nH\x19\x80GX\xef\xdb4Q\x161|\x00\x00\x00\x00\x00\x00\x00:\x17\n\vremote_name\x12\b\n\x06156920:\x1b\n\x03url\x12\x14\n\x12http://example_url\nH\x19\x80\x11\xf3*\xdc4Q\x161\xf5\x00\x00\x00\x00\x00\x00\x00:\x17\n\vremote_name\x12\b\n\x06156955:\x1b\n\x03url\x12\x14\n\x12http://another_url"
assert.Equal(t, expected, body)
assert.Equal(t, "application/x-protobuf", req.Header.Get("Content-Type"))
},
})
test.exp.config.MetricFormat = OTLPMetricFormat
metricSum, attrsSum := exampleIntMetric()
metricGauge, attrsGauge := exampleIntGaugeMetric()
metrics := metricPairToMetrics(
metricPair{
attributes: attrsSum,
metric: metricSum,
},
metricPair{
attributes: attrsGauge,
metric: metricGauge,
},
)
err := test.exp.pushMetricsData(context.Background(), metrics)
assert.NoError(t, err)
}
func TestAllMetricsFailed(t *testing.T) {
testcases := []struct {
name string
callbacks []func(w http.ResponseWriter, req *http.Request)
metricFunc func() pmetric.Metrics
expectedError string
}{
{
name: "sent together when metrics under the same resource",
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(500)
body := extractBody(t, req)
expected := `test.metric.data{test="test_value",test2="second_value"} 14500 1605534165000
gauge_metric_name{test="test_value",test2="second_value",remote_name="156920",url="http://example_url"} 124 1608124661166
gauge_metric_name{test="test_value",test2="second_value",remote_name="156955",url="http://another_url"} 245 1608124662166`
assert.Equal(t, expected, body)
assert.Equal(t, "application/vnd.sumologic.prometheus", req.Header.Get("Content-Type"))
},
},
metricFunc: func() pmetric.Metrics {
metricSum, attrs := exampleIntMetric()
metricGauge, _ := exampleIntGaugeMetric()
metrics := metricAndAttrsToPdataMetrics(
attrs,
metricSum, metricGauge,
)
return metrics
},
expectedError: "failed sending data: status: 500 Internal Server Error",
},
{
name: "sent together when metrics under different resources",
callbacks: []func(w http.ResponseWriter, req *http.Request){
func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(500)
body := extractBody(t, req)
expected := `test.metric.data{test="test_value",test2="second_value"} 14500 1605534165000
gauge_metric_name{foo="bar",remote_name="156920",url="http://example_url"} 124 1608124661166
gauge_metric_name{foo="bar",remote_name="156955",url="http://another_url"} 245 1608124662166`
assert.Equal(t, expected, body)
assert.Equal(t, "application/vnd.sumologic.prometheus", req.Header.Get("Content-Type"))
},
},
metricFunc: func() pmetric.Metrics {
metricSum, attrsSum := exampleIntMetric()
metricGauge, attrsGauge := exampleIntGaugeMetric()
metrics := metricPairToMetrics(
metricPair{
attributes: attrsSum,
metric: metricSum,
},
metricPair{
attributes: attrsGauge,
metric: metricGauge,
},
)
return metrics
},
expectedError: "failed sending data: status: 500 Internal Server Error",
},
}
for _, tc := range testcases {
t.Run(tc.name, func(t *testing.T) {
test := prepareExporterTest(t, createTestConfig(), tc.callbacks)
test.exp.config.MetricFormat = PrometheusFormat
metrics := tc.metricFunc()
err := test.exp.pushMetricsData(context.Background(), metrics)
assert.EqualError(t, err, tc.expectedError)
var partial consumererror.Metrics
require.True(t, errors.As(err, &partial))
// TODO fix
// assert.Equal(t, metrics, partial.GetMetrics())
})
}
}
func TestPushMetricsInvalidCompressor(t *testing.T) {
metrics := metricAndAttributesToPdataMetrics(exampleIntMetric())
// Expect no requests
test := prepareExporterTest(t, createTestConfig(), nil)
test.exp.config.CompressEncoding = "invalid"
err := test.exp.pushMetricsData(context.Background(), metrics)
assert.EqualError(t, err, "failed to initialize compressor: invalid format: invalid")
}
func TestLogsJsonFormatMetadataFilter(t *testing.T) {
testcases := []struct {
name string
logResourceAttributes map[string]interface{}
cfgFn func(c *Config)
handler func(w http.ResponseWriter, req *http.Request)
}{
{
name: "basic",
logResourceAttributes: map[string]interface{}{
"_sourceCategory": "dummy",
"key1": "value1",
"key2": "value2",
},
cfgFn: func(c *Config) {
c.LogFormat = JSONFormat
c.SourceCategory = "testing_source_templates %{_sourceCategory}"
},
handler: func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
regex := `{"log":"Example log","timestamp":\d{13}}`
assert.Regexp(t, regex, body)
assert.Equal(t, "key1=value1, key2=value2", req.Header.Get("X-Sumo-Fields"),
"X-Sumo-Fields is not as expected",
)
assert.Equal(t, "testing_source_templates dummy",
req.Header.Get("X-Sumo-Category"),
"X-Sumo-Category header is not set correctly",
)
},
},
{
name: "source related attributes available for templating even without specifying in metadata attributes",
logResourceAttributes: map[string]interface{}{
"_sourceCategory": "dummy_category",
"_sourceHost": "dummy_host",
"_sourceName": "dummy_name",
"key1": "value1",
"key2": "value2",
},
cfgFn: func(c *Config) {
c.LogFormat = JSONFormat
c.SourceCategory = "testing_source_templates %{_sourceCategory}"
c.SourceHost = "testing_source_templates %{_sourceHost}"
c.SourceName = "testing_source_templates %{_sourceName}"
},
handler: func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
regex := `{"log":"Example log","timestamp":\d{13}}`
assert.Regexp(t, regex, body)
assert.Equal(t, "key1=value1, key2=value2", req.Header.Get("X-Sumo-Fields"),
"X-Sumo-Fields is not as expected",
)
assert.Equal(t, "testing_source_templates dummy_category",
req.Header.Get("X-Sumo-Category"),
"X-Sumo-Category header is not set correctly",
)
assert.Equal(t, "testing_source_templates dummy_host",
req.Header.Get("X-Sumo-Host"),
"X-Sumo-Host header is not set correctly",
)
assert.Equal(t, "testing_source_templates dummy_name",
req.Header.Get("X-Sumo-Name"),
"X-Sumo-Name header is not set correctly",
)
},
},
{
name: "unavailable source metadata rendered as undefined",
logResourceAttributes: map[string]interface{}{
"_sourceCategory": "cat",
"key1": "value1",
"key2": "value2",
},
cfgFn: func(c *Config) {
c.LogFormat = JSONFormat
c.SourceCategory = "dummy %{_sourceCategory}"
c.SourceHost = "dummy %{_sourceHost}"
c.SourceName = "dummy %{_sourceName}"
},
handler: func(w http.ResponseWriter, req *http.Request) {
body := extractBody(t, req)
regex := `{"log":"Example log","timestamp":\d{13}}`
assert.Regexp(t, regex, body)
assert.Equal(t, "key1=value1, key2=value2", req.Header.Get("X-Sumo-Fields"),
"X-Sumo-Fields is not as expected",
)
assert.Equal(t, "dummy cat",
req.Header.Get("X-Sumo-Category"),
"X-Sumo-Category header is not set correctly",
)
assert.Equal(t, "dummy undefined",
req.Header.Get("X-Sumo-Host"),
"X-Sumo-Host header is not set correctly",
)
assert.Equal(t, "dummy undefined",
req.Header.Get("X-Sumo-Name"),
"X-Sumo-Name header is not set correctly",
)
},
},
{
name: "empty attribute",
logResourceAttributes: map[string]interface{}{
"_sourceCategory": "dummy",
"key1": "value1",
"key2": "value2",