Enable Datadog tracing (#354)

* Add Datadog configuration

* Add datadog package

* Enable Datadog tracing

configs/config.hcl

@@ -18,6 +18,12 @@ algolia {
   write_api_key             = ""
 }
 
+// datadog configures Hermes to send metrics to Datadog.
+datadog {
+  enabled = false
+  env     = "local"
+}
+
 // document_types configures document types.
 document_types {
   document_type "RFC" {

go.mod

@@ -17,32 +17,44 @@ require (
 	github.com/mitchellh/mapstructure v1.5.0
 	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8
 	github.com/stretchr/testify v1.8.1
-	golang.org/x/oauth2 v0.3.0
-	google.golang.org/api v0.103.0
+	golang.org/x/oauth2 v0.8.0
+	google.golang.org/api v0.126.0
+	gopkg.in/DataDog/dd-trace-go.v1 v1.49.1
 	gorm.io/datatypes v1.1.0
 	gorm.io/driver/postgres v1.4.5
 	gorm.io/gorm v1.24.3
 )
 
 require (
-	cloud.google.com/go/compute v1.13.0 // indirect
-	cloud.google.com/go/compute/metadata v0.2.1 // indirect
+	cloud.google.com/go/compute v1.19.3 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	github.com/DataDog/datadog-agent/pkg/obfuscate v0.46.0 // indirect
+	github.com/DataDog/datadog-agent/pkg/remoteconfig/state v0.48.0-devel // indirect
+	github.com/DataDog/datadog-go/v5 v5.3.0 // indirect
+	github.com/DataDog/go-libddwaf v1.5.0 // indirect
+	github.com/DataDog/go-tuf v0.3.0--fix-localmeta-fork // indirect
+	github.com/DataDog/sketches-go v1.4.2 // indirect
 	github.com/Masterminds/goutils v1.1.1 // indirect
 	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/Masterminds/sprig v2.22.0+incompatible // indirect
+	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/agext/levenshtein v1.2.3 // indirect
 	github.com/apparentlymart/go-textseg/v13 v13.0.0 // indirect
 	github.com/armon/go-radix v1.0.0 // indirect
 	github.com/bgentry/speakeasy v0.1.0 // indirect
-	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/fatih/color v1.13.0 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/ebitengine/purego v0.5.0-alpha.1 // indirect
+	github.com/fatih/color v1.15.0 // indirect
 	github.com/go-sql-driver/mysql v1.7.0 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/google/s2a-go v0.1.4 // indirect
 	github.com/google/uuid v1.3.0 // indirect
-	github.com/googleapis/enterprise-certificate-proxy v0.2.0 // indirect
-	github.com/googleapis/gax-go/v2 v2.7.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.5 // indirect
+	github.com/googleapis/gax-go/v2 v2.11.0 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/huandu/xstrings v1.3.2 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
@@ -51,32 +63,43 @@ require (
 	github.com/jackc/pgio v1.0.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgproto3/v2 v2.3.1 // indirect
-	github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
+	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
 	github.com/jackc/pgtype v1.13.0 // indirect
 	github.com/jackc/pgx/v4 v4.17.2 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
-	github.com/kr/text v0.2.0 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/go-wordwrap v1.0.1 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
+	github.com/outcaste-io/ristretto v0.2.3 // indirect
+	github.com/philhofer/fwd v1.1.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/posener/complete v1.2.3 // indirect
-	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/rivo/uniseg v0.4.4 // indirect
+	github.com/secure-systems-lab/go-securesystemslib v0.5.0 // indirect
+	github.com/tinylib/msgp v1.1.8 // indirect
 	github.com/zclconf/go-cty v1.10.0 // indirect
 	go.opencensus.io v0.24.0 // indirect
-	golang.org/x/crypto v0.10.0 // indirect
-	golang.org/x/net v0.11.0 // indirect
-	golang.org/x/sys v0.9.0 // indirect
-	golang.org/x/text v0.10.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
+	go4.org/intern v0.0.0-20230525184215-6c62f75575cb // indirect
+	go4.org/unsafe/assume-no-moving-gc v0.0.0-20230525183740-e7c30c78aeb2 // indirect
+	golang.org/x/crypto v0.12.0 // indirect
+	golang.org/x/mod v0.12.0 // indirect
+	golang.org/x/net v0.14.0 // indirect
+	golang.org/x/sys v0.11.0 // indirect
+	golang.org/x/text v0.12.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
+	golang.org/x/tools v0.12.1-0.20230815132531-74c255bcf846 // indirect
+	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20221207170731-23e4bf6bdc37 // indirect
-	google.golang.org/grpc v1.51.0 // indirect
-	google.golang.org/protobuf v1.28.1 // indirect
-	gopkg.in/yaml.v2 v2.4.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230920204549-e6e6cdab5c13 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230920183334-c177e329c48b // indirect
+	google.golang.org/grpc v1.57.0 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	gorm.io/driver/mysql v1.4.5 // indirect
+	inet.af/netaddr v0.0.0-20230525184311-b8eac61e914a // indirect
 )