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Instrumented everything but Python

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This commit is contained in:
morganmclean 2018-07-16 11:25:10 -07:00
parent 11e68b3733
commit 99ce1f84c2
19 changed files with 952 additions and 24 deletions
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5
src/checkoutservice/Dockerfile
View file

@ -9,11 +9,12 @@ RUN go get -d github.com/google/uuid \
google.golang.org/grpc/status \
go.opencensus.io/plugin/ocgrpc \
go.opencensus.io/exporter/stackdriver \
go.opencensus.io/trace
go.opencensus.io/trace \
cloud.google.com/go/profiler
COPY . .
# get remaining dependencies
RUN go get -d ./...
RUN go build -o /checkoutservice .
RUN go build -gcflags='-N -l' -o /checkoutservice .
FROM alpine as release
RUN apk add --no-cache ca-certificates

11
src/checkoutservice/main.go
View file

@ -18,6 +18,8 @@ import (
pb "checkoutservice/genproto"
money "checkoutservice/money"
"cloud.google.com/go/profiler"
)
const (
@ -35,6 +37,15 @@ type checkoutService struct {
}
func main() {
if err := profiler.Start(profiler.Config{
Service: "cartservice",
ServiceVersion: "1.0.0",
// ProjectID must be set if not running on GCP.
// ProjectID: "my-project",
}); err != nil {
// TODO: Handle error.
}
port := listenPort
if os.Getenv("PORT") != "" {
port = os.Getenv("PORT")

460
src/currencyservice/package-lock.json generated
View file

@ -26,6 +26,163 @@
"through2": "^2.0.3"
}
},
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"version": "2.6.0",
"resolved": "https://registry.npmjs.org/@google-cloud/debug-agent/-/debug-agent-2.6.0.tgz",
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"requires": {
"@google-cloud/common": "^0.17.0",
"acorn": "^5.0.3",
"async": "^2.1.2",
"coffee-script": "^1.9.3",
"extend": "^3.0.1",
"findit2": "^2.2.3",
"gcp-metadata": "^0.6.3",
"lodash": "^4.12.0",
"semver": "^5.5.0",
"source-map": "^0.6.1",
"split": "^1.0.0",
"util.promisify": "^1.0.0"
},
"dependencies": {
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"is": "^3.2.0",
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"methmeth": "^1.1.0",
"modelo": "^4.2.0",
"request": "^2.79.0",
"retry-request": "^3.0.0",
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},
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"@protobufjs/base64": "^1.1.2",
"@protobufjs/codegen": "^2.0.4",
"@protobufjs/eventemitter": "^1.1.0",
"@protobufjs/fetch": "^1.1.0",
"@protobufjs/float": "^1.0.2",
"@protobufjs/inquire": "^1.1.0",
"@protobufjs/path": "^1.1.2",
"@protobufjs/pool": "^1.1.0",
"@protobufjs/utf8": "^1.1.0",
"@types/long": "^3.0.32",
"@types/node": "^8.9.4",
"long": "^4.0.0"
}
},
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@ -46,6 +203,60 @@
"uuid": "^3.0.1"
}
},
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"integrity": "sha1-m4sMxmPWaafY9vXQiToU00jzD78="
},
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"integrity": "sha512-AZkcAA5vnN/v4PDqKyMR5lx7hZttPDgClv83E//FMNhR2TMcLUhfRUBHCmSl0oi9zMgDDqRUJkSxO3wm85+XLg=="
},
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"resolved": "https://registry.npmjs.org/@protobufjs/codegen/-/codegen-2.0.4.tgz",
"integrity": "sha512-YyFaikqM5sH0ziFZCN3xDC7zeGaB/d0IUb9CATugHWbd1FRFwWwt4ld4OYMPWu5a3Xe01mGAULCdqhMlPl29Jg=="
},
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},
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"version": "1.1.0",
"resolved": "https://registry.npmjs.org/@protobufjs/inquire/-/inquire-1.1.0.tgz",
"integrity": "sha1-/yAOPnzyQp4tyvwRQIKOjMY48Ik="
},
"@protobufjs/path": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/@protobufjs/path/-/path-1.1.2.tgz",
"integrity": "sha1-bMKyDFya1q0NzP0hynZz2Nf79o0="
},
"@protobufjs/pool": {
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"resolved": "https://registry.npmjs.org/@protobufjs/pool/-/pool-1.1.0.tgz",
"integrity": "sha1-Cf0V8tbTq/qbZbw2ZQbWrXhG/1Q="
},
"@protobufjs/utf8": {
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/@protobufjs/utf8/-/utf8-1.1.0.tgz",
"integrity": "sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA="
},
"@types/caseless": {
"version": "0.12.1",
"resolved": "https://registry.npmjs.org/@types/caseless/-/caseless-0.12.1.tgz",
@ -67,6 +278,11 @@
"@types/node": "*"
}
},
"@types/long": {
"version": "3.0.32",
"resolved": "https://registry.npmjs.org/@types/long/-/long-3.0.32.tgz",
"integrity": "sha512-ZXyOOm83p7X8p3s0IYM3VeueNmHpkk/yMlP8CLeOnEcu6hIwPH7YjZBvhQkR0ZFS2DqZAxKtJ/M5fcuv3OU5BA=="
},
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"resolved": "https://registry.npmjs.org/@types/node/-/node-10.5.2.tgz",
@ -88,6 +304,11 @@
"resolved": "https://registry.npmjs.org/@types/tough-cookie/-/tough-cookie-2.3.3.tgz",
"integrity": "sha512-MDQLxNFRLasqS4UlkWMSACMKeSm1x4Q3TxzUC7KQUsh6RK1ZrQ0VEyE3yzXcBu+K8ejVj4wuX32eUG02yNp+YQ=="
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"resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
@ -104,6 +325,11 @@
"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
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@ -180,6 +406,11 @@
"tweetnacl": "^0.14.3"
}
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@ -237,6 +478,11 @@
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"requires": {
"async": "^2.3.0",
"gcp-metadata": "^0.6.1",
"google-auth-library": "^1.3.1",
"request": "^2.79.0"
},
"dependencies": {
"async": {
"version": "2.6.1",
"resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
"integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
"requires": {
"lodash": "^4.17.10"
}
}
}
},
"google-p12-pem": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/google-p12-pem/-/google-p12-pem-1.0.2.tgz",
@ -893,6 +1233,14 @@
"har-schema": "^2.0.0"
}
},
"has": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
"integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
"requires": {
"function-bind": "^1.1.1"
}
},
"http-signature": {
"version": "1.2.0",
"resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
@ -932,6 +1280,16 @@
"resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
"integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
},
"is-callable": {
"version": "1.1.4",
"resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz",
"integrity": "sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA=="
},
"is-date-object": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
"integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY="
},
"is-fullwidth-code-point": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
@ -940,11 +1298,24 @@
"number-is-nan": "^1.0.0"
}
},
"is-regex": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.4.tgz",
"integrity": "sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=",
"requires": {
"has": "^1.0.1"
}
},
"is-stream-ended": {
"version": "0.1.4",
"resolved": "https://registry.npmjs.org/is-stream-ended/-/is-stream-ended-0.1.4.tgz",
"integrity": "sha512-xj0XPvmr7bQFTvirqnFr50o0hQIh6ZItDqloxt5aJrR4NQsYeSsyFQERYGCAzfindAcnKjINnwEEgLx4IqVzQw=="
},
"is-symbol": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.1.tgz",
"integrity": "sha1-PMWfAAJRlLarLjjbrmaJJWtmBXI="
},
"is-typedarray": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@ -1039,6 +1410,11 @@
"resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
"integrity": "sha1-1SfftUVuynzJu5XV2ur4i6VKVFE="
},
"log-driver": {
"version": "1.2.7",
"resolved": "https://registry.npmjs.org/log-driver/-/log-driver-1.2.7.tgz",
"integrity": "sha512-U7KCmLdqsGHBLeWqYlFA0V0Sl6P08EE1ZrmA9cxjUE0WVqT9qnyVDPz1kzpFEP0jdJuFnasWIfSd7fsaNXkpbg=="
},
"long": {
"version": "3.2.0",
"resolved": "https://registry.npmjs.org/long/-/long-3.2.0.tgz",
@ -1053,6 +1429,11 @@
"yallist": "^2.1.2"
}
},
"methmeth": {
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/methmeth/-/methmeth-1.1.0.tgz",
"integrity": "sha1-6AomYY5S9cQiKGG7dIUQvRDikIk="
},
"methods": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
@ -1084,6 +1465,11 @@
"brace-expansion": "^1.1.7"
}
},
"modelo": {
"version": "4.2.3",
"resolved": "https://registry.npmjs.org/modelo/-/modelo-4.2.3.tgz",
"integrity": "sha512-9DITV2YEMcw7XojdfvGl3gDD8J9QjZTJ7ZOUuSAkP+F3T6rDbzMJuPktxptsdHYEvZcmXrCD3LMOhdSAEq6zKA=="
},
"module-details-from-path": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/module-details-from-path/-/module-details-from-path-1.0.3.tgz",
@ -1114,6 +1500,20 @@
"resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
"integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM="
},
"object-keys": {
"version": "1.0.12",
"resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.12.tgz",
"integrity": "sha512-FTMyFUm2wBcGHnH2eXmz7tC6IwlqQZ6mVZ+6dm6vZ4IQIHjs6FdNsQBuKGPuUUUY6NfJw2PshC08Tn6LzLDOag=="
},
"object.getownpropertydescriptors": {
"version": "2.0.3",
"resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz",
"integrity": "sha1-h1jIRvW0B62rDyNuCYbxSwUcqhY=",
"requires": {
"define-properties": "^1.1.2",
"es-abstract": "^1.5.1"
}
},
"once": {
"version": "1.4.0",
"resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@ -1135,6 +1535,21 @@
"lcid": "^1.0.0"
}
},
"p-defer": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/p-defer/-/p-defer-1.0.0.tgz",
"integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww="
},
"parse-duration": {
"version": "0.1.1",
"resolved": "https://registry.npmjs.org/parse-duration/-/parse-duration-0.1.1.tgz",
"integrity": "sha1-ExFN3JiRwezSgANiRFVN5DZHoiY="
},
"parse-ms": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-1.0.1.tgz",
"integrity": "sha1-VjRtR0nXjyNDDKDHE4UK75GqNh0="
},
"path-is-absolute": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
@ -1155,6 +1570,14 @@
"resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
"integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY="
},
"pretty-ms": {
"version": "3.2.0",
"resolved": "https://registry.npmjs.org/pretty-ms/-/pretty-ms-3.2.0.tgz",
"integrity": "sha512-ZypexbfVUGTFxb0v+m1bUyy92DHe5SyYlnyY0msyms5zd3RwyvNgyxZZsXXgoyzlxjx5MiqtXUdhUfvQbe0A2Q==",
"requires": {
"parse-ms": "^1.0.0"
}
},
"process-nextick-args": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
@ -1283,6 +1706,19 @@
"resolved": "https://registry.npmjs.org/shimmer/-/shimmer-1.2.0.tgz",
"integrity": "sha512-xTCx2vohXC2EWWDqY/zb4+5Mu28D+HYNSOuFzsyRDRvI/e1ICb69afwaUwfjr+25ZXldbOLyp+iDUZHq8UnTag=="
},
"source-map": {
"version": "0.6.1",
"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
"integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
},
"split": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
"integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
"requires": {
"through": "2"
}
},
"split-array-stream": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/split-array-stream/-/split-array-stream-2.0.0.tgz",
@ -1320,6 +1756,11 @@
"resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
"integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI="
},
"string-format-obj": {
"version": "1.1.1",
"resolved": "https://registry.npmjs.org/string-format-obj/-/string-format-obj-1.1.1.tgz",
"integrity": "sha512-Mm+sROy+pHJmx0P/0Bs1uxIX6UhGJGj6xDGQZ5zh9v/SZRmLGevp+p0VJxV7lirrkAmQ2mvva/gHKpnF/pTb+Q=="
},
"string-width": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
@ -1351,6 +1792,11 @@
"resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
"integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls="
},
"through": {
"version": "2.3.8",
"resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
"integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
},
"through2": {
"version": "2.0.3",
"resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
@ -1382,11 +1828,25 @@
"integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
"optional": true
},
"typedarray": {
"version": "0.0.6",
"resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
"integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
},
"util-deprecate": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
"integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
},
"util.promisify": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/util.promisify/-/util.promisify-1.0.0.tgz",
"integrity": "sha512-i+6qA2MPhvoKLuxnJNpXAGhg7HphQOSUq2LKMZD0m15EiskXUkMvKdF4Uui0WYeCUGea+o2cw/ZuwehtfsrNkA==",
"requires": {
"define-properties": "^1.1.2",
"object.getownpropertydescriptors": "^2.0.3"
}
},
"uuid": {
"version": "3.2.1",
"resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",

2
src/currencyservice/package.json
View file

@ -5,6 +5,8 @@
"repository": "TODO",
"license": "Apache-2.0",
"dependencies": {
"@google-cloud/debug-agent": "^2.6.0",
"@google-cloud/profiler": "^0.1.14",
"@google-cloud/trace-agent": "^2.11.0",
"async": "^1.5.2",
"google-protobuf": "^3.0.0",

9
src/currencyservice/server.js
View file

@ -14,7 +14,14 @@
* limitations under the License.
*/
require('@google-cloud/trace-agent').start();
require('@google-cloud/profiler').start({
serviceContext: {
service: 'currencyservice',
version: '1.0.0'
}
});
require('@google-cloud/trace-agent').start();
require('@google-cloud/debug-agent').start();
const path = require('path');
const grpc = require('grpc');

3
src/frontend/Dockerfile
View file

@ -13,7 +13,8 @@ RUN go get -d github.com/google/uuid \
go.opencensus.io/plugin/ochttp \
go.opencensus.io/plugin/ochttp/propagation/b3 \
go.opencensus.io/exporter/stackdriver \
go.opencensus.io/trace
go.opencensus.io/trace \
cloud.google.com/go/profiler
# copy go-only part of the build
COPY *.go ./

11
src/frontend/main.go
View file

@ -7,6 +7,7 @@ import (
"os"
"time"
"cloud.google.com/go/profiler"
"github.com/gorilla/mux"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
@ -61,6 +62,16 @@ type frontendServer struct {
}
func main() {
// Profiler initialization, best done as early as possible.
if err := profiler.Start(profiler.Config{
Service: "frontendservice",
ServiceVersion: "1.0.0",
// ProjectID must be set if not running on GCP.
// ProjectID: "my-project",
}); err != nil {
// TODO: Handle error.
}
ctx := context.Background()
log := logrus.New()
log.Level = logrus.DebugLevel

9
src/paymentservice/index.js
View file

@ -16,6 +16,15 @@
'use strict';
require('@google-cloud/profiler').start({
serviceContext: {
service: 'paymentservice',
version: '1.0.0'
}
});
require('@google-cloud/trace-agent').start();
require('@google-cloud/debug-agent').start();
const HipsterShopServer = require('./server');
const PORT = process.env['PORT'];

383
src/paymentservice/package-lock.json generated
View file

@ -26,6 +26,147 @@
"through2": "^2.0.3"
}
},
"@google-cloud/debug-agent": {
"version": "2.6.0",
"resolved": "https://registry.npmjs.org/@google-cloud/debug-agent/-/debug-agent-2.6.0.tgz",
"integrity": "sha512-JwnuHNOqpLgtirMUSp+vOJxIjQfQ8DRfkGbEjUg5/Nhg8zDEz8H8Oo3s2Tuknkk1XkmPHpoKfz+6raD5NgEzZw==",
"requires": {
"@google-cloud/common": "^0.17.0",
"acorn": "^5.0.3",
"async": "^2.1.2",
"coffee-script": "^1.9.3",
"extend": "^3.0.1",
"findit2": "^2.2.3",
"gcp-metadata": "^0.6.3",
"lodash": "^4.12.0",
"semver": "^5.5.0",
"source-map": "^0.6.1",
"split": "^1.0.0",
"util.promisify": "^1.0.0"
},
"dependencies": {
"@google-cloud/common": {
"version": "0.17.0",
"resolved": "https://registry.npmjs.org/@google-cloud/common/-/common-0.17.0.tgz",
"integrity": "sha512-HRZLSU762E6HaKoGfJGa8W95yRjb9rY7LePhjaHK9ILAnFacMuUGVamDbTHu1csZomm1g3tZTtXfX/aAhtie/Q==",
"requires": {
"array-uniq": "^1.0.3",
"arrify": "^1.0.1",
"concat-stream": "^1.6.0",
"create-error-class": "^3.0.2",
"duplexify": "^3.5.0",
"ent": "^2.2.0",
"extend": "^3.0.1",
"google-auto-auth": "^0.10.0",
"is": "^3.2.0",
"log-driver": "1.2.7",
"methmeth": "^1.1.0",
"modelo": "^4.2.0",
"request": "^2.79.0",
"retry-request": "^3.0.0",
"split-array-stream": "^1.0.0",
"stream-events": "^1.0.1",
"string-format-obj": "^1.1.0",
"through2": "^2.0.3"
}
},
"split-array-stream": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/split-array-stream/-/split-array-stream-1.0.3.tgz",
"integrity": "sha1-0rdajl4Ngk1S/eyLgiWDncLjXfo=",
"requires": {
"async": "^2.4.0",
"is-stream-ended": "^0.1.0"
}
}
}
},
"@google-cloud/profiler": {
"version": "0.1.14",
"resolved": "https://registry.npmjs.org/@google-cloud/profiler/-/profiler-0.1.14.tgz",
"integrity": "sha512-/mSllCncPbGKeFcoLvQR61BJKRcDfAnLqO9C3y6iu1jBSmnr9mCSrqt6vb0eL/YIsLGROdvmMqWOAZT5RZ6iCA==",
"requires": {
"@google-cloud/common": "^0.17.0",
"bindings": "^1.2.1",
"delay": "^2.0.0",
"extend": "^3.0.1",
"gcp-metadata": "^0.6.1",
"nan": "^2.8.0",
"parse-duration": "^0.1.1",
"pify": "^3.0.0",
"pretty-ms": "^3.1.0",
"protobufjs": "~6.8.0",
"request": "^2.83.0",
"retry-request": "^3.0.1",
"semver": "^5.5.0"
},
"dependencies": {
"@google-cloud/common": {
"version": "0.17.0",
"resolved": "https://registry.npmjs.org/@google-cloud/common/-/common-0.17.0.tgz",
"integrity": "sha512-HRZLSU762E6HaKoGfJGa8W95yRjb9rY7LePhjaHK9ILAnFacMuUGVamDbTHu1csZomm1g3tZTtXfX/aAhtie/Q==",
"requires": {
"array-uniq": "^1.0.3",
"arrify": "^1.0.1",
"concat-stream": "^1.6.0",
"create-error-class": "^3.0.2",
"duplexify": "^3.5.0",
"ent": "^2.2.0",
"extend": "^3.0.1",
"google-auto-auth": "^0.10.0",
"is": "^3.2.0",
"log-driver": "1.2.7",
"methmeth": "^1.1.0",
"modelo": "^4.2.0",
"request": "^2.79.0",
"retry-request": "^3.0.0",
"split-array-stream": "^1.0.0",
"stream-events": "^1.0.1",
"string-format-obj": "^1.1.0",
"through2": "^2.0.3"
}
},
"@types/node": {
"version": "8.10.21",
"resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.21.tgz",
"integrity": "sha512-87XkD9qDXm8fIax+5y7drx84cXsu34ZZqfB7Cial3Q/2lxSoJ/+DRaWckkCbxP41wFSIrrb939VhzaNxj4eY1w=="
},
"long": {
"version": "4.0.0",
"resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
"integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA=="
},
"protobufjs": {
"version": "6.8.6",
"resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-6.8.6.tgz",
"integrity": "sha512-eH2OTP9s55vojr3b7NBaF9i4WhWPkv/nq55nznWNp/FomKrLViprUcqnBjHph2tFQ+7KciGPTPsVWGz0SOhL0Q==",
"requires": {
"@protobufjs/aspromise": "^1.1.2",
"@protobufjs/base64": "^1.1.2",
"@protobufjs/codegen": "^2.0.4",
"@protobufjs/eventemitter": "^1.1.0",
"@protobufjs/fetch": "^1.1.0",
"@protobufjs/float": "^1.0.2",
"@protobufjs/inquire": "^1.1.0",
"@protobufjs/path": "^1.1.2",
"@protobufjs/pool": "^1.1.0",
"@protobufjs/utf8": "^1.1.0",
"@types/long": "^3.0.32",
"@types/node": "^8.9.4",
"long": "^4.0.0"
}
},
"split-array-stream": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/split-array-stream/-/split-array-stream-1.0.3.tgz",
"integrity": "sha1-0rdajl4Ngk1S/eyLgiWDncLjXfo=",
"requires": {
"async": "^2.4.0",
"is-stream-ended": "^0.1.0"
}
}
}
},
"@google-cloud/trace-agent": {
"version": "2.11.0",
"resolved": "https://registry.npmjs.org/@google-cloud/trace-agent/-/trace-agent-2.11.0.tgz",
@ -197,6 +338,11 @@
"resolved": "https://registry.npmjs.org/@types/tough-cookie/-/tough-cookie-2.3.3.tgz",
"integrity": "sha512-MDQLxNFRLasqS4UlkWMSACMKeSm1x4Q3TxzUC7KQUsh6RK1ZrQ0VEyE3yzXcBu+K8ejVj4wuX32eUG02yNp+YQ=="
},
"acorn": {
"version": "5.7.1",
"resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.1.tgz",
"integrity": "sha512-d+nbxBUGKg7Arpsvbnlq61mc12ek3EY8EQldM3GPAhWJ1UVxC6TDGbIvUMNU6obBX3i1+ptCIzV4vq0gFPEGVQ=="
},
"ajv": {
"version": "5.5.2",
"resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
@ -213,6 +359,11 @@
"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
},
"array-uniq": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
"integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY="
},
"arrify": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
@ -237,6 +388,14 @@
"resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
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"lodash": "^4.17.10"
}
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"version": "0.6.9",
"resolved": "https://registry.npmjs.org/async-listener/-/async-listener-0.6.9.tgz",
@ -284,6 +443,11 @@
"tweetnacl": "^0.14.3"
}
},
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"resolved": "https://registry.npmjs.org/bindings/-/bindings-1.3.0.tgz",
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@ -298,6 +462,11 @@
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@ -341,6 +515,11 @@
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@ -359,6 +538,17 @@
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@ -373,6 +563,14 @@
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@ -394,6 +592,23 @@
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}
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}
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"has": "^1.0.1",
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}
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@ -468,6 +705,11 @@
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},
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@ -476,6 +718,11 @@
"debug": "^3.1.0"
}
},
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@ -496,6 +743,11 @@
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},
"function-bind": {
"version": "1.1.1",
"resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
"integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
},
"gcp-metadata": {
"version": "0.6.3",
"resolved": "https://registry.npmjs.org/gcp-metadata/-/gcp-metadata-0.6.3.tgz",
@ -541,6 +793,17 @@
"retry-axios": "^0.3.2"
}
},
"google-auto-auth": {
"version": "0.10.1",
"resolved": "https://registry.npmjs.org/google-auto-auth/-/google-auto-auth-0.10.1.tgz",
"integrity": "sha512-iIqSbY7Ypd32mnHGbYctp80vZzXoDlvI9gEfvtl3kmyy5HzOcrZCIGCBdSlIzRsg7nHpQiHE3Zl6Ycur6TSodQ==",
"requires": {
"async": "^2.3.0",
"gcp-metadata": "^0.6.1",
"google-auth-library": "^1.3.1",
"request": "^2.79.0"
}
},
"google-p12-pem": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/google-p12-pem/-/google-p12-pem-1.0.2.tgz",
@ -992,6 +1255,14 @@
"har-schema": "^2.0.0"
}
},
"has": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
"integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
"requires": {
"function-bind": "^1.1.1"
}
},
"http-signature": {
"version": "1.2.0",
"resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
@ -1031,6 +1302,16 @@
"resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
"integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
},
"is-callable": {
"version": "1.1.4",
"resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz",
"integrity": "sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA=="
},
"is-date-object": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
"integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY="
},
"is-fullwidth-code-point": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
@ -1039,11 +1320,24 @@
"number-is-nan": "^1.0.0"
}
},
"is-regex": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.4.tgz",
"integrity": "sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=",
"requires": {
"has": "^1.0.1"
}
},
"is-stream-ended": {
"version": "0.1.4",
"resolved": "https://registry.npmjs.org/is-stream-ended/-/is-stream-ended-0.1.4.tgz",
"integrity": "sha512-xj0XPvmr7bQFTvirqnFr50o0hQIh6ZItDqloxt5aJrR4NQsYeSsyFQERYGCAzfindAcnKjINnwEEgLx4IqVzQw=="
},
"is-symbol": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.1.tgz",
"integrity": "sha1-PMWfAAJRlLarLjjbrmaJJWtmBXI="
},
"is-typedarray": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@ -1138,6 +1432,11 @@
"resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
"integrity": "sha1-1SfftUVuynzJu5XV2ur4i6VKVFE="
},
"log-driver": {
"version": "1.2.7",
"resolved": "https://registry.npmjs.org/log-driver/-/log-driver-1.2.7.tgz",
"integrity": "sha512-U7KCmLdqsGHBLeWqYlFA0V0Sl6P08EE1ZrmA9cxjUE0WVqT9qnyVDPz1kzpFEP0jdJuFnasWIfSd7fsaNXkpbg=="
},
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"version": "3.2.0",
"resolved": "https://registry.npmjs.org/long/-/long-3.2.0.tgz",
@ -1152,6 +1451,11 @@
"yallist": "^2.1.2"
}
},
"methmeth": {
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/methmeth/-/methmeth-1.1.0.tgz",
"integrity": "sha1-6AomYY5S9cQiKGG7dIUQvRDikIk="
},
"methods": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
@ -1183,6 +1487,11 @@
"brace-expansion": "^1.1.7"
}
},
"modelo": {
"version": "4.2.3",
"resolved": "https://registry.npmjs.org/modelo/-/modelo-4.2.3.tgz",
"integrity": "sha512-9DITV2YEMcw7XojdfvGl3gDD8J9QjZTJ7ZOUuSAkP+F3T6rDbzMJuPktxptsdHYEvZcmXrCD3LMOhdSAEq6zKA=="
},
"module-details-from-path": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/module-details-from-path/-/module-details-from-path-1.0.3.tgz",
@ -1213,6 +1522,20 @@
"resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
"integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM="
},
"object-keys": {
"version": "1.0.12",
"resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.12.tgz",
"integrity": "sha512-FTMyFUm2wBcGHnH2eXmz7tC6IwlqQZ6mVZ+6dm6vZ4IQIHjs6FdNsQBuKGPuUUUY6NfJw2PshC08Tn6LzLDOag=="
},
"object.getownpropertydescriptors": {
"version": "2.0.3",
"resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz",
"integrity": "sha1-h1jIRvW0B62rDyNuCYbxSwUcqhY=",
"requires": {
"define-properties": "^1.1.2",
"es-abstract": "^1.5.1"
}
},
"once": {
"version": "1.4.0",
"resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
@ -1234,6 +1557,21 @@
"lcid": "^1.0.0"
}
},
"p-defer": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/p-defer/-/p-defer-1.0.0.tgz",
"integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww="
},
"parse-duration": {
"version": "0.1.1",
"resolved": "https://registry.npmjs.org/parse-duration/-/parse-duration-0.1.1.tgz",
"integrity": "sha1-ExFN3JiRwezSgANiRFVN5DZHoiY="
},
"parse-ms": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-1.0.1.tgz",
"integrity": "sha1-VjRtR0nXjyNDDKDHE4UK75GqNh0="
},
"path-is-absolute": {
"version": "1.0.1",
"resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
@ -1254,6 +1592,14 @@
"resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
"integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY="
},
"pretty-ms": {
"version": "3.2.0",
"resolved": "https://registry.npmjs.org/pretty-ms/-/pretty-ms-3.2.0.tgz",
"integrity": "sha512-ZypexbfVUGTFxb0v+m1bUyy92DHe5SyYlnyY0msyms5zd3RwyvNgyxZZsXXgoyzlxjx5MiqtXUdhUfvQbe0A2Q==",
"requires": {
"parse-ms": "^1.0.0"
}
},
"process-nextick-args": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
@ -1382,6 +1728,19 @@
"resolved": "https://registry.npmjs.org/simple-card-validator/-/simple-card-validator-1.1.0.tgz",
"integrity": "sha1-675uRp/q7Cy7SBX4Qyu+BMccNvk="
},
"source-map": {
"version": "0.6.1",
"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
"integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
},
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"resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
"integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
"requires": {
"through": "2"
}
},
"split-array-stream": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/split-array-stream/-/split-array-stream-2.0.0.tgz",
@ -1419,6 +1778,11 @@
"resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
"integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI="
},
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"version": "1.1.1",
"resolved": "https://registry.npmjs.org/string-format-obj/-/string-format-obj-1.1.1.tgz",
"integrity": "sha512-Mm+sROy+pHJmx0P/0Bs1uxIX6UhGJGj6xDGQZ5zh9v/SZRmLGevp+p0VJxV7lirrkAmQ2mvva/gHKpnF/pTb+Q=="
},
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"resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
@ -1450,6 +1814,11 @@
"resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
"integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls="
},
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"version": "2.3.8",
"resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
"integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
},
"through2": {
"version": "2.0.3",
"resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
@ -1481,11 +1850,25 @@
"integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
"optional": true
},
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"resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
"integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
},
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"resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
"integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
},
"util.promisify": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/util.promisify/-/util.promisify-1.0.0.tgz",
"integrity": "sha512-i+6qA2MPhvoKLuxnJNpXAGhg7HphQOSUq2LKMZD0m15EiskXUkMvKdF4Uui0WYeCUGea+o2cw/ZuwehtfsrNkA==",
"requires": {
"define-properties": "^1.1.2",
"object.getownpropertydescriptors": "^2.0.3"
}
},
"uuid": {
"version": "3.2.1",
"resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",

2
src/paymentservice/package.json
View file

@ -9,6 +9,8 @@
"author": "Jonathan Lui",
"license": "ISC",
"dependencies": {
"@google-cloud/debug-agent": "^2.6.0",
"@google-cloud/profiler": "^0.1.14",
"@google-cloud/trace-agent": "^2.11.0",
"@grpc/proto-loader": "^0.1.0",
"grpc": "^1.12.3",

1
src/paymentservice/server.js
View file

@ -1,4 +1,3 @@
require('@google-cloud/trace-agent').start();
const grpc = require('grpc');
const protoLoader = require('@grpc/proto-loader');

3
src/productcatalogservice/Dockerfile
View file

@ -9,7 +9,8 @@ RUN go get -d google.golang.org/grpc \
google.golang.org/grpc/status \
go.opencensus.io/plugin/ocgrpc \
go.opencensus.io/trace \
go.opencensus.io/exporter/stackdriver
go.opencensus.io/exporter/stackdriver \
cloud.google.com/go/profiler
COPY . .
# get remaining dependencies

10
src/productcatalogservice/server.go
View file

@ -10,6 +10,7 @@ import (
"time"
pb "./genproto"
"cloud.google.com/go/profiler"
"go.opencensus.io/exporter/stackdriver"
"go.opencensus.io/plugin/ocgrpc"
"go.opencensus.io/trace"
@ -87,6 +88,15 @@ var catalog = []*pb.Product{
}
func main() {
if err := profiler.Start(profiler.Config{
Service: "productcatalogservice",
ServiceVersion: "1.0.0",
// ProjectID must be set if not running on GCP.
// ProjectID: "my-project",
}); err != nil {
// TODO: Handle error.
}
flag.Parse()
go initTracing()

5
src/recommendationservice/Dockerfile
View file

@ -7,6 +7,11 @@ ENV PYTHONUNBUFFERED=0
COPY . /home/
WORKDIR /home
# get packages
RUN apt-get update && apt-get install python3-pip -y
RUN pip install opencensus
RUN pip install google-python-cloud-debugger
# set listen port
ENV PORT "8080"
EXPOSE 8080

13
src/recommendationservice/client.py
View file

@ -3,6 +3,10 @@ import demo_pb2
import demo_pb2_grpc
import sys
from opencensus.trace.tracer import Tracer
from opencensus.trace.exporters import stackdriver_exporter
from opencensus.trace.ext.grpc import client_interceptor
if __name__ == "__main__":
# get port
if len(sys.argv) > 1:
@ -10,13 +14,16 @@ if __name__ == "__main__":
else:
port = "8080"
exporter = stackdriver_exporter.StackdriverExporter()
tracer = Tracer(exporter=exporter)
tracer_interceptor = client_interceptor.OpenCensusClientInterceptor(tracer, host_port='localhost:'+port)
# set up server stub
channel = grpc.insecure_channel('localhost:'+port)
channel = grpc.intercept_channel(channel, tracer_interceptor)
stub = demo_pb2_grpc.RecommendationServiceStub(channel)
# form request
request = demo_pb2.ListRecommendationsRequest(user_id="test", product_ids=["test"])
# make call to server
response = stub.ListRecommendations(request)
print(response)
print(response)

33
src/recommendationservice/recommendation_server.py
View file

@ -6,58 +6,63 @@ import time
import random
import os
# from opencensus.trace.ext.grpc import server_interceptor
# from opencensus.trace.samplers import always_on
# from opencensus.trace.exporters import stackdriver_exporter
class RecommendationService(demo_pb2_grpc.RecommendationServiceServicer):
def ListRecommendations(self, request, context):
max_responses = 5
# fetch list of products from product catalog stub
cat_response = stub.ListProducts(demo_pb2.Empty())
product_ids = [x.id for x in cat_response.products]
filtered_products = list(set(product_ids)-set(request.product_ids))
num_products = len(filtered_products)
num_return = min(max_responses, num_products)
# sample list of indicies to return
indices = random.sample(range(num_products), num_return)
# fetch product ids from indices
prod_list = [filtered_products[i] for i in indices]
print("handling request: {}".format(prod_list))
# build and return response
response = demo_pb2.ListRecommendationsResponse()
response.product_ids.extend(prod_list)
return response
if __name__ == "__main__":
# sampler = always_on.AlwaysOnSampler()
# exporter = stackdriver_exporter.StackdriverExporter()
# tracer_interceptor = server_interceptor.OpenCensusServerInterceptor(sampler, exporter)
# try:
# import googleclouddebugger
# googleclouddebugger.enable(
# module='recommendationserver',
# version='[VERSION]'
# )
# except ImportError:
# pass
# get port from $PORT envar
port = os.environ.get('PORT', "8080")
# get product catalog service address from $PRODUCT_CATALOG_SERVICE_ADDR envar
catalog_addr = os.environ.get('PRODUCT_CATALOG_SERVICE_ADDR', '')
if catalog_addr == "":
raise Exception('PRODUCT_CATALOG_SERVICE_ADDR environment not set')
print("product catalog address: " + catalog_addr)
print("listening on port: " + port)
# stub for product catalog service
channel = grpc.insecure_channel(catalog_addr)
stub = demo_pb2_grpc.ProductCatalogServiceStub(channel)
# create gRPC server
server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))#,interceptors=(tracer_interceptor))
# add class to gRPC server
demo_pb2_grpc.add_RecommendationServiceServicer_to_server(RecommendationService(), server)
# start server
server.add_insecure_port('[::]:'+port)
server.start()
# keep alive
try:
while True:
time.sleep(10000)
except KeyboardInterrupt:
server.stop(0)
server.stop(0)

2
src/recommendationservice/requirements.txt
View file

@ -1,2 +1,4 @@
grpcio-tools
googleapis-common-protos
opencensus
google-cloud-trace

3
src/shippingservice/Dockerfile
View file

@ -9,7 +9,8 @@ RUN go get -d golang.org/x/net/context \
google.golang.org/grpc/reflection \
go.opencensus.io/exporter/stackdriver \
go.opencensus.io/plugin/ocgrpc \
go.opencensus.io/trace
go.opencensus.io/trace \
cloud.google.com/go/profiler
COPY . .
# get other dependencies

11
src/shippingservice/main.go
View file

@ -7,6 +7,7 @@ import (
"os"
"time"
"cloud.google.com/go/profiler"
"go.opencensus.io/exporter/stackdriver"
"go.opencensus.io/plugin/ocgrpc"
"go.opencensus.io/trace"
@ -28,6 +29,16 @@ func main() {
}
port = fmt.Sprintf(":%s", port)
// Profiler initialization, best done as early as possible.
if err := profiler.Start(profiler.Config{
Service: "shippingservice",
ServiceVersion: "1.0.0",
// ProjectID must be set if not running on GCP.
// ProjectID: "my-project",
}); err != nil {
// TODO: Handle error.
}
go initTracing()
lis, err := net.Listen("tcp", port)