OpenTelemetry Output Plugin

CHANGELOG.md

@@ -1,3 +1,6 @@
+#### New Outputs
+
+- [otlp](/plugins/outputs/otlp/README.md) - Contributed by @codeboten
 ## v1.18.1 [2021-04-07]
 
 #### Bugfixes

README.md

@@ -444,6 +444,7 @@ For documentation on the latest development code see the [documentation index][d
 * [newrelic](./plugins/outputs/newrelic)
 * [nsq](./plugins/outputs/nsq)
 * [opentsdb](./plugins/outputs/opentsdb)
+* [otlp](./plugins/outputs/otlp) (OpenTelemetry Protocol)
 * [prometheus](./plugins/outputs/prometheus_client)
 * [riemann](./plugins/outputs/riemann)
 * [riemann_legacy](./plugins/outputs/riemann_legacy)

docs/LICENSE_OF_DEPENDENCIES.md

@@ -66,6 +66,7 @@ following works:
 - github.com/fatih/color [MIT License](https://github.com/fatih/color/blob/master/LICENSE.md)
 - github.com/form3tech-oss/jwt-go [MIT License](https://github.com/form3tech-oss/jwt-go/blob/master/LICENSE)
 - github.com/ghodss/yaml [MIT License](https://github.com/ghodss/yaml/blob/master/LICENSE)
+- github.com/go-kit/kit [MIT License](https://github.com/go-kit/kit/blob/master/LICENSE)
 - github.com/go-logfmt/logfmt [MIT License](https://github.com/go-logfmt/logfmt/blob/master/LICENSE)
 - github.com/go-logr/logr [Apache License 2.0](https://github.com/go-logr/logr/blob/master/LICENSE)
 - github.com/go-ole/go-ole [MIT License](https://github.com/go-ole/go-ole/blob/master/LICENSE)
@@ -114,6 +115,7 @@ following works:
 - github.com/james4k/rcon [MIT License](https://github.com/james4k/rcon/blob/master/LICENSE)
 - github.com/jcmturner/gofork [BSD 3-Clause "New" or "Revised" License](https://github.com/jcmturner/gofork/blob/master/LICENSE)
 - github.com/jmespath/go-jmespath [Apache License 2.0](https://github.com/jmespath/go-jmespath/blob/master/LICENSE)
+- github.com/josharian/intern [MIT License](https://github.com/josharian/intern/blob/master/license.md)
 - github.com/jpillora/backoff [MIT License](https://github.com/jpillora/backoff/blob/master/LICENSE)
 - github.com/json-iterator/go [MIT License](https://github.com/json-iterator/go/blob/master/LICENSE)
 - github.com/kardianos/service [zlib License](https://github.com/kardianos/service/blob/master/LICENSE)
@@ -187,6 +189,7 @@ following works:
 - github.com/xdg/stringprep [Apache License 2.0](https://github.com/xdg-go/stringprep/blob/master/LICENSE)
 - github.com/yuin/gopher-lua [MIT License](https://github.com/yuin/gopher-lua/blob/master/LICENSE)
 - go.opencensus.io [Apache License 2.0](https://github.com/census-instrumentation/opencensus-go/blob/master/LICENSE)
+- go.opentelemetry.io/proto/otlp [Apache License 2.0](https://pkg.go.dev/go.opentelemetry.io/proto/otlp?tab=licenses)
 - go.starlark.net [BSD 3-Clause "New" or "Revised" License](https://github.com/google/starlark-go/blob/master/LICENSE)
 - go.uber.org/atomic [MIT License](https://pkg.go.dev/go.uber.org/atomic?tab=licenses)
 - go.uber.org/multierr [MIT License](https://pkg.go.dev/go.uber.org/multierr?tab=licenses)

etc/telegraf.conf

@@ -1254,6 +1254,23 @@
 #   separator = "_"
 
 
+# # Configuration for OpenTelemetry endpoint to send metrics to
+# [[outputs.otlp]]
+#   ## OpenTelemetry endpoint
+#   endpoint = "localhost:4317"
+
+#   ## Timeout used when sending data over grpc
+#   timeout = 10s
+
+#   # Additional resource attributes
+#   [outputs.otlp.attributes]
+#   	"service.name" = "demo"
+
+#   # Additional grpc metadata
+#   [outputs.otlp.headers]
+#     key1 = "value1"
+
+
 # # Configuration for the Prometheus client to spawn
 # [[outputs.prometheus_client]]
 #   ## Address to listen on

go.mod

@@ -3,9 +3,9 @@ module github.com/influxdata/telegraf
 go 1.16
 
 require (
-	cloud.google.com/go v0.56.0
-	cloud.google.com/go/bigquery v1.4.0
-	cloud.google.com/go/pubsub v1.2.0
+	cloud.google.com/go v0.72.0
+	cloud.google.com/go/bigquery v1.8.0
+	cloud.google.com/go/pubsub v1.3.1
 	code.cloudfoundry.org/clock v1.0.0 // indirect
 	collectd.org v0.5.0
 	github.com/Azure/azure-event-hubs-go/v3 v3.2.0
@@ -18,15 +18,15 @@ require (
 	github.com/Shopify/sarama v1.27.2
 	github.com/StackExchange/wmi v0.0.0-20210224194228-fe8f1750fd46 // indirect
 	github.com/aerospike/aerospike-client-go v1.27.0
-	github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d
+	github.com/alecthomas/units v0.0.0-20201120081800-1786d5ef83d4
 	github.com/aliyun/alibaba-cloud-sdk-go v1.61.1004
 	github.com/amir/raidman v0.0.0-20170415203553-1ccc43bfb9c9
 	github.com/antchfx/xmlquery v1.3.5
 	github.com/antchfx/xpath v1.1.11
 	github.com/apache/thrift v0.13.0
 	github.com/aristanetworks/glog v0.0.0-20191112221043-67e8567f59f3 // indirect
 	github.com/aristanetworks/goarista v0.0.0-20190325233358-a123909ec740
-	github.com/aws/aws-sdk-go v1.34.34
+	github.com/aws/aws-sdk-go v1.36.15
 	github.com/aws/aws-sdk-go-v2 v1.1.0
 	github.com/aws/aws-sdk-go-v2/config v1.1.0
 	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.0.1
@@ -46,31 +46,31 @@ require (
 	github.com/denisenkom/go-mssqldb v0.9.0
 	github.com/dgrijalva/jwt-go/v4 v4.0.0-preview1
 	github.com/dimchansky/utfbom v1.1.1
-	github.com/docker/docker v17.12.0-ce-rc1.0.20200916142827-bd33bbf0497b+incompatible
+	github.com/docker/docker v20.10.1+incompatible
 	github.com/docker/libnetwork v0.8.0-dev.2.0.20181012153825-d7b61745d166
 	github.com/eclipse/paho.mqtt.golang v1.3.0
 	github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32
+	github.com/go-kit/kit v0.10.0
 	github.com/go-logfmt/logfmt v0.5.0
 	github.com/go-ping/ping v0.0.0-20210201095549-52eed920f98c
 	github.com/go-redis/redis v6.15.9+incompatible
 	github.com/go-sql-driver/mysql v1.5.0
 	github.com/goburrow/modbus v0.1.0
 	github.com/goburrow/serial v0.1.0 // indirect
 	github.com/gobwas/glob v0.2.3
-	github.com/gofrs/uuid v2.1.0+incompatible
-	github.com/gogo/protobuf v1.3.1
+	github.com/gofrs/uuid v3.3.0+incompatible
+	github.com/gogo/protobuf v1.3.2
 	github.com/golang/geo v0.0.0-20190916061304-5b978397cfec
 	github.com/golang/protobuf v1.5.1
-	github.com/golang/snappy v0.0.1
+	github.com/golang/snappy v0.0.2
 	github.com/google/go-cmp v0.5.5
 	github.com/google/go-github/v32 v32.1.0
 	github.com/gopcua/opcua v0.1.13
 	github.com/gorilla/mux v1.7.3
 	github.com/gosnmp/gosnmp v1.31.0
-	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
 	github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed // indirect
 	github.com/harlow/kinesis-consumer v0.3.1-0.20181230152818-2f58b136fee0
-	github.com/hashicorp/consul/api v1.6.0
+	github.com/hashicorp/consul/api v1.8.1
 	github.com/hashicorp/go-msgpack v0.5.5 // indirect
 	github.com/influxdata/go-syslog/v2 v2.0.1
 	github.com/influxdata/tail v1.0.1-0.20200707181643-03a791b270e4
@@ -86,7 +86,7 @@ require (
 	github.com/lib/pq v1.3.0 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1
 	github.com/mdlayher/apcupsd v0.0.0-20200608131503-2bf01da7bf1b
-	github.com/miekg/dns v1.1.31
+	github.com/miekg/dns v1.1.35
 	github.com/multiplay/go-ts3 v1.0.0
 	github.com/naoina/go-stringutil v0.1.0 // indirect
 	github.com/nats-io/nats-server/v2 v2.1.4
@@ -96,13 +96,14 @@ require (
 	github.com/openconfig/gnmi v0.0.0-20180912164834-33a1865c3029
 	github.com/openzipkin/zipkin-go-opentracing v0.3.4
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.7.1
+	github.com/prometheus/client_golang v1.9.0
 	github.com/prometheus/client_model v0.2.0
-	github.com/prometheus/common v0.13.0
-	github.com/prometheus/procfs v0.1.3
-	github.com/prometheus/prometheus v1.8.2-0.20200911110723-e83ef207b6c2
+	github.com/prometheus/common v0.15.0
+	github.com/prometheus/procfs v0.2.0
+	github.com/prometheus/prometheus v1.8.2-0.20210119214810-e4487274853c
 	github.com/riemann/riemann-go-client v0.5.0
 	github.com/safchain/ethtool v0.0.0-20200218184317-f459e2d13664
+	github.com/satori/go.uuid v1.2.1-0.20181028125025-b2ce2384e17b // indirect
 	github.com/sensu/sensu-go/api/core/v2 v2.6.0
 	github.com/shirou/gopsutil v3.20.11+incompatible
 	github.com/shopspring/decimal v0.0.0-20200105231215-408a2507e114 // indirect
@@ -124,24 +125,26 @@ require (
 	github.com/wvanbergen/kazoo-go v0.0.0-20180202103751-f72d8611297a // indirect
 	github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c
 	github.com/yuin/gopher-lua v0.0.0-20180630135845-46796da1b0b4 // indirect
+	go.opentelemetry.io/proto/otlp v0.7.0
 	go.starlark.net v0.0.0-20210406145628-7a1108eaa012
 	go.uber.org/multierr v1.6.0 // indirect
-	golang.org/x/net v0.0.0-20201209123823-ac852fbbde11
-	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
-	golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9
-	golang.org/x/sys v0.0.0-20201119102817-f84b799fce68
+	golang.org/x/net v0.0.0-20201224014010-6772e930b67b
+	golang.org/x/oauth2 v0.0.0-20201208152858-08078c50e5b5
+	golang.org/x/sync v0.0.0-20201207232520-09787c993a3a
+	golang.org/x/sys v0.0.0-20201223074533-0d417f636930
 	golang.org/x/text v0.3.4
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20200205215550-e35592f146e4
-	google.golang.org/api v0.29.0
-	google.golang.org/genproto v0.0.0-20200815001618-f69a88009b70
-	google.golang.org/grpc v1.33.1
+	google.golang.org/api v0.36.0
+	google.golang.org/genproto v0.0.0-20201201144952-b05cb90ed32e
+	google.golang.org/grpc v1.36.0
+	google.golang.org/protobuf v1.26.0
 	gopkg.in/djherbis/times.v1 v1.2.0
 	gopkg.in/fatih/pool.v2 v2.0.0 // indirect
 	gopkg.in/gorethink/gorethink.v3 v3.0.5
 	gopkg.in/ldap.v3 v3.1.0
 	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22
 	gopkg.in/olivere/elastic.v5 v5.0.70
-	gopkg.in/yaml.v2 v2.3.0
+	gopkg.in/yaml.v2 v2.4.0
 	gotest.tools v2.2.0+incompatible
 	k8s.io/api v0.20.4
 	k8s.io/apimachinery v0.20.4