-
Notifications
You must be signed in to change notification settings - Fork 2.1k
/
awsxray.go
131 lines (120 loc) · 4.29 KB
/
awsxray.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package awsxrayexporter // import "github.com/open-telemetry/opentelemetry-collector-contrib/exporter/awsxrayexporter"
import (
"context"
"errors"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/xray"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/consumer/consumererror"
"go.opentelemetry.io/collector/exporter"
"go.opentelemetry.io/collector/exporter/exporterhelper"
"go.opentelemetry.io/collector/pdata/ptrace"
"go.uber.org/zap"
"github.com/open-telemetry/opentelemetry-collector-contrib/exporter/awsxrayexporter/internal/translator"
"github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/awsutil"
awsxray "github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/xray"
"github.com/open-telemetry/opentelemetry-collector-contrib/internal/aws/xray/telemetry"
)
const (
maxSegmentsPerPut = int(50) // limit imposed by PutTraceSegments API
)
// newTracesExporter creates an exporter.Traces that converts to an X-Ray PutTraceSegments
// request and then posts the request to the configured region's X-Ray endpoint.
func newTracesExporter(
cfg *Config,
set exporter.CreateSettings,
cn awsutil.ConnAttr,
registry telemetry.Registry,
) (exporter.Traces, error) {
typeLog := zap.String("type", set.ID.Type().String())
nameLog := zap.String("name", set.ID.String())
logger := set.Logger
awsConfig, session, err := awsutil.GetAWSConfigSession(logger, cn, &cfg.AWSSessionSettings)
if err != nil {
return nil, err
}
xrayClient := awsxray.NewXRayClient(logger, awsConfig, set.BuildInfo, session)
sender := telemetry.NewNopSender()
if cfg.TelemetryConfig.Enabled {
opts := telemetry.ToOptions(cfg.TelemetryConfig, session, &cfg.AWSSessionSettings)
opts = append(opts, telemetry.WithLogger(set.Logger))
sender = registry.Register(set.ID, cfg.TelemetryConfig, xrayClient, opts...)
}
return exporterhelper.NewTracesExporter(
context.TODO(),
set,
cfg,
func(_ context.Context, td ptrace.Traces) error {
var err error
logger.Debug("TracesExporter", typeLog, nameLog, zap.Int("#spans", td.SpanCount()))
documents := extractResourceSpans(cfg, logger, td)
for offset := 0; offset < len(documents); offset += maxSegmentsPerPut {
var nextOffset int
if offset+maxSegmentsPerPut > len(documents) {
nextOffset = len(documents)
} else {
nextOffset = offset + maxSegmentsPerPut
}
input := xray.PutTraceSegmentsInput{TraceSegmentDocuments: documents[offset:nextOffset]}
logger.Debug("request: " + input.String())
output, localErr := xrayClient.PutTraceSegments(&input)
if localErr != nil {
logger.Debug("response error", zap.Error(localErr))
err = wrapErrorIfBadRequest(localErr) // record error
sender.RecordConnectionError(localErr)
} else {
sender.RecordSegmentsSent(len(input.TraceSegmentDocuments))
}
if output != nil {
logger.Debug("response: " + output.String())
}
if err != nil {
break
}
}
return err
},
exporterhelper.WithStart(func(context.Context, component.Host) error {
sender.Start()
return nil
}),
exporterhelper.WithShutdown(func(context.Context) error {
sender.Stop()
_ = logger.Sync()
return nil
}),
)
}
func extractResourceSpans(config component.Config, logger *zap.Logger, td ptrace.Traces) []*string {
documents := make([]*string, 0, td.SpanCount())
for i := 0; i < td.ResourceSpans().Len(); i++ {
rspans := td.ResourceSpans().At(i)
resource := rspans.Resource()
for j := 0; j < rspans.ScopeSpans().Len(); j++ {
spans := rspans.ScopeSpans().At(j).Spans()
for k := 0; k < spans.Len(); k++ {
document, localErr := translator.MakeSegmentDocumentString(
spans.At(k), resource,
config.(*Config).IndexedAttributes,
config.(*Config).IndexAllAttributes,
config.(*Config).LogGroupNames,
config.(*Config).skipTimestampValidation)
if localErr != nil {
logger.Debug("Error translating span.", zap.Error(localErr))
continue
}
documents = append(documents, &document)
}
}
}
return documents
}
func wrapErrorIfBadRequest(err error) error {
var rfErr awserr.RequestFailure
if errors.As(err, &rfErr) && rfErr.StatusCode() < 500 {
return consumererror.NewPermanent(err)
}
return err
}