feat(telemetry): instrument rafiki

aws/lambdas/exchange-rates/go.mod

@@ -0,0 +1,9 @@
+module exchange-rates-lambda
+
+go 1.21.0
+
+require (
+	github.com/aws/aws-lambda-go v1.42.0 // indirect
+	github.com/aws/aws-sdk-go v1.49.1 // indirect
+	github.com/jmespath/go-jmespath v0.4.0 // indirect
+)

aws/lambdas/exchange-rates/go.sum

@@ -0,0 +1,12 @@
+github.com/aws/aws-lambda-go v1.42.0 h1:U4QKkxLp/il15RJGAANxiT9VumQzimsUER7gokqA0+c=
+github.com/aws/aws-lambda-go v1.42.0/go.mod h1:dpMpZgvWx5vuQJfBt0zqBha60q7Dd7RfgJv23DymV8A=
+github.com/aws/aws-sdk-go v1.49.1 h1:Dsamcd8d/nNb3A+bZ0ucfGl0vGZsW5wlRW0vhoYGoeQ=
+github.com/aws/aws-sdk-go v1.49.1/go.mod h1:LF8svs817+Nz+DmiMQKTO3ubZ/6IaTpq3TjupRn3Eqk=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/jmespath/go-jmespath v0.4.0 h1:BEgLn5cpjn8UN1mAw4NjwDrS35OdebyEtFe+9YPoQUg=
+github.com/jmespath/go-jmespath v0.4.0/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
+github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

aws/lambdas/exchange-rates/main.go

@@ -0,0 +1,119 @@
+package main
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"net/http"
+	"os"
+	"strconv"
+	"time"
+
+	"github.com/aws/aws-lambda-go/lambda"
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/session"
+	"github.com/aws/aws-sdk-go/service/s3/s3manager"
+)
+
+type RatesResponse struct {
+	Base  string             `json:"base"`
+	Rates map[string]float64 `json:"rates"`
+}
+
+type MerchantRates struct {
+	Merchant map[string]map[string]string `json:"merchant"`
+}
+
+func getExchangeRates(apiURL string) (map[string]map[string]string, error) {
+	client := &http.Client{Timeout: 15 * time.Second}
+	response, err := client.Get(apiURL)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get exchange rates from %s: %w", apiURL, err)
+	}
+	defer response.Body.Close()
+
+	if response.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("received non-200 response code: %d", response.StatusCode)
+	}
+
+	var ratesResponse MerchantRates
+	err = json.NewDecoder(response.Body).Decode(&ratesResponse)
+	if err != nil {
+		return nil, fmt.Errorf("failed to decode response body: %w", err)
+	}
+
+	return ratesResponse.Merchant, nil
+}
+
+func transformToBaseCurrency(baseCurrency string, merchantRates map[string]map[string]string) (*RatesResponse, error) {
+
+	usdRates := make(map[string]float64)
+
+	for currency, rateMap := range merchantRates {
+		rateStr, ok := rateMap[baseCurrency]
+		if !ok {
+			return nil, fmt.Errorf("failed to find %s rate for currency %s in merchant rates", baseCurrency, currency)
+		}
+
+		rate, err := strconv.ParseFloat(rateStr, 64)
+		if err != nil {
+			return nil, fmt.Errorf("failed to convert rate to float64 for currency %s: %v", currency, err)
+		}
+
+		usdRates[currency] = rate
+	}
+
+	return &RatesResponse{
+		Base:  baseCurrency,
+		Rates: usdRates,
+	}, nil
+}
+
+func Handler() (string, error) {
+	apiUrl := os.Getenv("API_URL")
+	bucketName := os.Getenv("BUCKET_NAME")
+	keyName := os.Getenv("KEY_NAME")
+	region := os.Getenv("REGION")
+	baseCurrency := os.Getenv("BASE_CURRENCY")
+
+	if apiUrl == "" || bucketName == "" || keyName == "" || region == "" {
+		return "", errors.New("API_URL, BUCKET_NAME, or KEY_NAME environment variable is not set")
+	}
+
+	merchantRates, err := getExchangeRates(apiUrl)
+	if err != nil {
+		return "", err
+	}
+
+	data, err := transformToBaseCurrency(baseCurrency, merchantRates)
+	if err != nil {
+		return "", err
+	}
+
+	dataBytes, err := json.Marshal(data)
+	if err != nil {
+		return "", err
+	}
+
+	sess := session.Must(session.NewSession(&aws.Config{
+		Region: aws.String(region)},
+	))
+
+	uploader := s3manager.NewUploader(sess)
+
+	_, err = uploader.Upload(&s3manager.UploadInput{
+		Bucket: aws.String(bucketName),
+		Key:    aws.String(keyName),
+		Body:   bytes.NewReader(dataBytes),
+	})
+	if err != nil {
+		return "", err
+	}
+
+	return "Successfully uploaded data to " + bucketName + "/" + keyName, nil
+}
+
+func main() {
+	lambda.Start(Handler)
+}

localenv/.gitignore

@@ -0,0 +1 @@
+.env

localenv/cloud-nine-wallet/docker-compose.yml

@@ -40,6 +40,7 @@ services:
       - rafiki
     environment:
       NODE_ENV: ${NODE_ENV:-development}
+      INSTANCE_NAME: CLOUD-NINE
       TRUST_PROXY: ${TRUST_PROXY}
       LOG_LEVEL: debug
       ADMIN_PORT: 3001
@@ -59,6 +60,7 @@ services:
       REDIS_URL: redis://shared-redis:6379/0
       WALLET_ADDRESS_URL: ${CLOUD_NINE_WALLET_ADDRESS_URL:-https://cloud-nine-wallet-backend/.well-known/pay}
       ILP_CONNECTOR_ADDRESS: ${CLOUD_NINE_CONNECTOR_URL}
+      ENABLE_TELEMETRY: false
     depends_on:
       - shared-database
       - shared-redis
@@ -118,6 +120,7 @@ services:
     depends_on:
       - cloud-nine-backend
 
+
 volumes:
   database-data: # named volumes can be managed easier using docker-compose
 

localenv/cloud-nine-wallet/seed.yml

@@ -5,42 +5,42 @@ self:
 assets:
   - code: USD
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 100000000
+    liquidityThreshold: 10000000
   - code: EUR
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 100000000
+    liquidityThreshold: 10000000
   - code: MXN
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 100000000
+    liquidityThreshold: 10000000
   - code: JPY
     scale: 0
-    liquidity: 10000
-    liquidityThreshold: 1000
+    liquidity: 1000000
+    liquidityThreshold: 100000
 peeringAsset: 'USD'
 peers:
-  - initialLiquidity: '100000'
+  - initialLiquidity: '10000000'
     peerUrl: http://happy-life-bank-backend:3002
     peerIlpAddress: test.happy-life-bank
-    liquidityThreshold: 10000
+    liquidityThreshold: 1000000
 accounts:
   - name: 'Grace Franklin'
     path: accounts/gfranklin
     id: 742ab7cd-1624-4d2e-af6e-e15a71638669
-    initialBalance: 50000
+    initialBalance: 40000000
     postmanEnvVar: gfranklinWalletAddress
     assetCode: USD
   - name: 'Bert Hamchest'
     id: a9adbe1a-df31-4766-87c9-d2cb2e636a9b
-    initialBalance: 50000
+    initialBalance: 40000000
     path: accounts/bhamchest
     postmanEnvVar: bhamchestWalletAddress
     assetCode: USD
   - name: "World's Best Donut Co"
     id: 5726eefe-8737-459d-a36b-0acce152cb90
-    initialBalance: 2000
+    initialBalance: 20000000
     path: accounts/wbdc
     postmanEnvVar: wbdcWalletAddress
     assetCode: USD

localenv/happy-life-bank/docker-compose.yml

@@ -34,6 +34,7 @@ services:
       - rafiki
     environment:
       NODE_ENV: development
+      INSTANCE_NAME: HAPPY-LIFE
       LOG_LEVEL: debug
       ADMIN_PORT: 3001
       CONNECTOR_PORT: 3002
@@ -51,6 +52,7 @@ services:
       EXCHANGE_RATES_URL: http://happy-life-bank/rates
       REDIS_URL: redis://shared-redis:6379/1
       WALLET_ADDRESS_URL: ${HAPPY_LIFE_BANK_WALLET_ADDRESS_URL:-https://happy-life-bank-backend/.well-known/pay}
+      ENABLE_TELEMETRY: false
     depends_on:
       - cloud-nine-backend
   happy-life-auth:

localenv/happy-life-bank/seed.yml

@@ -5,55 +5,55 @@ self:
 assets:
   - code: USD
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 10000000000
+    liquidityThreshold: 100000000
   - code: EUR
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 10000000000
+    liquidityThreshold: 1000000
   - code: MXN
     scale: 2
-    liquidity: 1000000
-    liquidityThreshold: 100000
+    liquidity: 10000000000
+    liquidityThreshold: 10000000
   - code: JPY
     scale: 0
-    liquidity: 10000
-    liquidityThreshold: 1000
+    liquidity: 1000000000
+    liquidityThreshold: 1000000
 peeringAsset: 'USD'
 peers:
   - initialLiquidity: '1000000000000'
     peerUrl: http://cloud-nine-wallet-backend:3002
     peerIlpAddress: test.cloud-nine-wallet
-    liquidityThreshold: 100000
+    liquidityThreshold: 1000000
 accounts:
   - name: 'Philip Fry'
     path: accounts/pfry
     id: 97a3a431-8ee1-48fc-ac85-70e2f5eba8e5
-    initialBalance: 50000
+    initialBalance: 1
     postmanEnvVar: pfryWalletAddress
     assetCode: USD
   - name: 'PlanEx Corp'
     id: a455cc54-b583-455b-836a-e5275c5c05b7
-    initialBalance: 2000
+    initialBalance: 2000000
     path: accounts/planex
     postmanEnvVar: planexWalletAddress
     assetCode: USD
   - name: 'Alice Smith'
     path: accounts/asmith
     id: f47ac10b-58cc-4372-a567-0e02b2c3d479
-    initialBalance: 500
+    initialBalance: 5000000
     postmanEnvVar: asmithWalletAddress
     skipWalletAddressCreation: true
     assetCode: USD
   - name: 'Lars'
     path: accounts/lars
     id: fd4ecbc9-205d-4ecd-a030-507d6ce2bde6
-    initialBalance: 50000
+    initialBalance: 50000000
     assetCode: EUR
   - name: 'David'
     path: accounts/david
     id: 60257507-3191-4507-9d77-9071fd6b3c30
-    initialBalance: 150000
+    initialBalance: 1500000000
     assetCode: MXN
 rates:
   EUR:

packages/backend/package.json

@@ -56,6 +56,10 @@
     "@interledger/pay": "0.4.0-alpha.9",
     "@interledger/stream-receiver": "^0.3.3-alpha.3",
     "@koa/router": "^12.0.0",
+    "@opentelemetry/api": "^1.6.0",
+    "@opentelemetry/exporter-metrics-otlp-grpc": "^0.43.0",
+    "@opentelemetry/resources": "^1.17.0",
+    "@opentelemetry/sdk-metrics": "^1.17.0",
     "ajv": "^8.12.0",
     "axios": "1.6.7",
     "base64url": "^3.0.1",

packages/backend/src/accounting/psql/service.ts

@@ -3,17 +3,18 @@ import { TransactionOrKnex } from 'objection'
 import { v4 as uuid } from 'uuid'
 import { Asset } from '../../asset/model'
 import { BaseService } from '../../shared/baseService'
+import { TelemetryService } from '../../telemetry/service'
 import { isTransferError, TransferError } from '../errors'
 import {
   AccountingService,
+  createAccountToAccountTransfer,
   Deposit,
   LiquidityAccount,
   LiquidityAccountType,
   Transaction,
   TransferOptions,
   TransferToCreate,
-  Withdrawal,
-  createAccountToAccountTransfer
+  Withdrawal
 } from '../service'
 import { getAccountBalances } from './balance'
 import {
@@ -35,6 +36,7 @@ import {
 import { LedgerTransfer, LedgerTransferType } from './ledger-transfer/model'
 
 export interface ServiceDependencies extends BaseService {
+  telemetry?: TelemetryService
   knex: TransactionOrKnex
   withdrawalThrottleDelay?: number
 }
@@ -200,9 +202,8 @@ export async function createTransfer(
   deps: ServiceDependencies,
   args: TransferOptions
 ): Promise<Transaction | TransferError> {
-  return createAccountToAccountTransfer({
+  return createAccountToAccountTransfer(deps, {
     transferArgs: args,
-    withdrawalThrottleDelay: deps.withdrawalThrottleDelay,
     voidTransfers: async (transferRefs) => voidTransfers(deps, transferRefs),
     postTransfers: async (transferRefs) => postTransfers(deps, transferRefs),
     getAccountReceived: async (accountRef) =>