feat: go grpc mongo (#171)

Signed-off-by: Asish Kumar <officialasishkumar@gmail.com>

Author: officialasishkumar

grpc-mongo/client/main.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"os"
+	"time"
+
+	pb "grpc-mongo/proto"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+)
+
+func main() {
+	addr := os.Getenv("GRPC_ADDR")
+	if addr == "" {
+		addr = "localhost:50051"
+	}
+
+	// dial with timeout
+	dialCtx, cancelDial := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancelDial()
+	conn, err := grpc.DialContext(
+		dialCtx,
+		addr,
+		grpc.WithTransportCredentials(insecure.NewCredentials()),
+		grpc.WithBlock(),
+	)
+	if err != nil {
+		log.Fatalf("dial: %v", err)
+	}
+	defer conn.Close()
+
+	c := pb.NewTokenServiceClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
+	defer cancel()
+
+	// Seed 10 tokens (order matters, first popped = first returned)
+	seed := []string{"alpha", "beta", "gamma", "delta", "epsilon", "zeta", "eta", "theta", "iota", "kappa"}
+	ack, err := c.SeedTokens(ctx, &pb.SeedRequest{Tokens: seed})
+	if err != nil {
+		log.Fatalf("seed: %v", err)
+	}
+	fmt.Println("Seed:", ack.Message)
+
+	// Make 10 identical requests -> 10 different replies
+	for i := 1; i <= 10; i++ {
+		r, err := c.NextToken(ctx, &pb.NextTokenRequest{})
+		if err != nil {
+			log.Fatalf("NextToken #%d: %v", i, err)
+		}
+		fmt.Printf("NextToken #%d: %s\n", i, r.Token)
+	}
+}

grpc-mongo/docker-compose.yml

@@ -0,0 +1,11 @@
+version: "3.8"
+services:
+  mongo:
+    image: mongo:7
+    container_name: mongo
+    ports:
+      - "27017:27017"
+    volumes:
+      - mongo-data:/data/db
+volumes:
+  mongo-data:

grpc-mongo/go.mod

@@ -0,0 +1,25 @@
+module grpc-mongo
+
+go 1.25.0
+
+require (
+	go.mongodb.org/mongo-driver v1.17.4
+	google.golang.org/grpc v1.75.1
+	google.golang.org/protobuf v1.36.9
+)
+
+require (
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/klauspost/compress v1.16.7 // indirect
+	github.com/montanaflynn/stats v0.7.1 // indirect
+	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
+	github.com/xdg-go/scram v1.1.2 // indirect
+	github.com/xdg-go/stringprep v1.0.4 // indirect
+	github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect
+	golang.org/x/crypto v0.39.0 // indirect
+	golang.org/x/net v0.41.0 // indirect
+	golang.org/x/sync v0.15.0 // indirect
+	golang.org/x/sys v0.33.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 // indirect
+)

grpc-mongo/go.sum

@@ -0,0 +1,82 @@
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grpc-mongo/keploy.yml

@@ -0,0 +1,80 @@
+# Generated by Keploy (2.10.29)
+path: ""
+appId: 0
+appName: grpc-mongo
+command: go run ./server
+templatize:
+    testSets: []
+port: 0
+e2e: false
+dnsPort: 26789
+proxyPort: 16789
+debug: false
+disableTele: false
+disableANSI: false
+containerName: ""
+networkName: ""
+buildDelay: 30
+test:
+    selectedTests: {}
+    globalNoise:
+        global: {}
+        test-sets: {}
+    delay: 5
+    host: ""
+    port: 0
+    grpcPort: 0
+    apiTimeout: 5
+    skipCoverage: false
+    coverageReportPath: ""
+    ignoreOrdering: true
+    mongoPassword: default@123
+    language: ""
+    removeUnusedMocks: false
+    fallBackOnMiss: false
+    jacocoAgentPath: ""
+    basePath: ""
+    mocking: true
+    ignoredTests: {}
+    disableLineCoverage: false
+    disableMockUpload: true
+    useLocalMock: false
+    updateTemplate: false
+    mustPass: false
+    maxFailAttempts: 5
+    maxFlakyChecks: 1
+    protoFile: ""
+    protoDir: ""
+    protoInclude: []
+record:
+    filters: []
+    basePath: ""
+    recordTimer: 0s
+    metadata: ""
+    globalPassthrough: false
+report:
+    selectedTestSets: {}
+    showFullBody: false
+    reportPath: ""
+    summary: false
+    testCaseIDs: []
+disableMapping: false
+configPath: ""
+bypassRules: []
+generateGithubActions: false
+keployContainer: keploy-v2
+keployNetwork: keploy-network
+cmdType: native
+contract:
+    services: []
+    tests: []
+    path: ""
+    download: false
+    generate: false
+    driven: consumer
+    mappings:
+        servicesMapping: {}
+        self: s1
+inCi: false
+
+# Visit [https://keploy.io/docs/running-keploy/configuration-file/] to learn about using keploy through configration file.

grpc-mongo/keploy/.gitignore

@@ -0,0 +1,2 @@
+
+/reports/

grpc-mongo/keploy/test-set-0/mappings.yaml

@@ -0,0 +1,27 @@
+# Generated by Keploy (2.10.29)
+version: api.keploy.io/v1beta1
+kind: TestMocksMapping
+test_set_id: test-set-0
+tests:
+    - id: test-3
+      mocks: mock-14
+    - id: test-4
+      mocks: mock-3,mock-4
+    - id: test-9
+      mocks: mock-7
+    - id: test-5
+      mocks: mock-11
+    - id: test-7
+      mocks: mock-13
+    - id: test-8
+      mocks: mock-5
+    - id: test-6
+      mocks: mock-6
+    - id: test-1
+      mocks: mock-8
+    - id: test-2
+      mocks: mock-9
+    - id: test-10
+      mocks: mock-10
+    - id: test-11
+      mocks: mock-12