switch to mongodb uri instead of host/username/password

Dockerfile

@@ -0,0 +1,27 @@
+FROM golang:alpine as builder
+
+ARG ACCESS_TOKEN_USR="nothing"
+ARG ACCESS_TOKEN_PWD="nothing"
+
+RUN apk add --no-cache ca-certificates tzdata
+
+WORKDIR /
+
+# Create a netrc file using the credentials specified using --build-arg
+RUN printf "machine git.coopgo.io\n\
+    login ${ACCESS_TOKEN_USR}\n\
+    password ${ACCESS_TOKEN_PWD}\n"\
+    >> ~/.netrc
+RUN chmod 600 ~/.netrc
+
+COPY . .
+
+RUN go mod download && CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /server
+
+FROM scratch
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
+COPY --from=builder /server /
+
+EXPOSE 8080
+ENTRYPOINT ["/server"]

grpc/server/server.go

@@ -2,12 +2,11 @@ package grpcserver
 
 import (
 	"context"
-	"fmt"
-	"log"
 	"net"
 
 	"git.coopgo.io/coopgo-platform/carpool-incentives/grpc/proto"
 	"git.coopgo.io/coopgo-platform/carpool-incentives/handlers/incentives"
+	"github.com/rs/zerolog/log"
 	"github.com/spf13/viper"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/codes"
@@ -78,13 +77,13 @@ func Run(done chan error, cfg *viper.Viper, incentivesHandler *incentives.Incent
 		dev_env = cfg.GetBool("dev_env")
 		address = ":" + cfg.GetString("services.grpc.port")
 	)
-	//fmt.Println("-> GRPC server on", address)
 
 	server := grpc.NewServer()
 	proto.RegisterCarpoolIncentivesServer(server, NewCarpoolIncentivesServer(incentivesHandler))
 	l, err := net.Listen("tcp", address)
 	if err != nil {
-		log.Fatal(err)
+		log.Fatal().Err(err).Msg("could not create grpc server")
+		return
 	}
 
 	if dev_env {
@@ -92,7 +91,7 @@ func Run(done chan error, cfg *viper.Viper, incentivesHandler *incentives.Incent
 	}
 
 	if err := server.Serve(l); err != nil {
-		fmt.Println("gRPC service ended")
+		log.Error().Err(err).Msg("grpc service ended")
 		done <- err
 	}
 }

storage/mongodb.go

@@ -2,6 +2,7 @@ package storage
 
 import (
 	"context"
+	"fmt"
 
 	"github.com/spf13/viper"
 	"go.mongodb.org/mongo-driver/bson"
@@ -17,6 +18,7 @@ type MongoDBStorage struct {
 
 func NewMongoDBStorage(cfg *viper.Viper) (MongoDBStorage, error) {
 	var (
+		mongodb_uri                      = cfg.GetString("storage.db.mongodb.uri")
 		mongodb_host                     = cfg.GetString("storage.db.mongodb.host")
 		mongodb_port                     = cfg.GetString("storage.db.mongodb.port")
 		mongodb_dbname                   = cfg.GetString("storage.db.mongodb.db_name")
@@ -24,7 +26,11 @@ func NewMongoDBStorage(cfg *viper.Viper) (MongoDBStorage, error) {
 		mongodb_proofs                   = cfg.GetString("storage.db.mongodb.collections.proofs")
 	)
 
-	client, err := mongo.NewClient(options.Client().ApplyURI("mongodb://" + mongodb_host + ":" + mongodb_port))
+	if mongodb_uri == "" {
+		mongodb_uri = fmt.Sprintf("mongodb://%s:%s/%s", mongodb_host, mongodb_port, mongodb_dbname)
+	}
+
+	client, err := mongo.NewClient(options.Client().ApplyURI(mongodb_uri))
 	if err != nil {
 		return MongoDBStorage{}, err
 	}