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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,8 @@ | ||
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| # Environment variables | ||
| DB_SOURCE=postgresql://root:secret@localhost:5432/gobank_db | ||
| SERVER_ADDRESS=0.0.0.0:8080 | ||
| HTTP_SERVER_ADDRESS=0.0.0.0:8080 | ||
| GRPC_SERVER_ADDRESS=0.0.0.0:9090 | ||
| TOKEN_SYMMETRIC_KEY=12345678901234567890123456789012 | ||
| ACCESS_TOKEN_DURATION=20m | ||
| REFRESH_TOKEN_DURATION=24h |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| package gapi | ||
|
|
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| import ( | ||
| db "github.com/the-eduardo/Go-Bank/db/sqlc" | ||
| "github.com/the-eduardo/Go-Bank/pb" | ||
| "google.golang.org/protobuf/types/known/timestamppb" | ||
| ) | ||
|
|
||
| func convertUser(user db.User) *pb.User { | ||
| return &pb.User{ | ||
| Username: user.Username, | ||
| FullName: user.FullName, | ||
| Email: user.Email, | ||
| PasswordChangedAt: timestamppb.New(user.PasswordChangedAt.Time), | ||
| CreatedAt: timestamppb.New(user.CreatedAt.Time), | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| package gapi | ||
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| import ( | ||
| "context" | ||
| "errors" | ||
| "github.com/jackc/pgx/v5/pgconn" | ||
| db "github.com/the-eduardo/Go-Bank/db/sqlc" | ||
| "github.com/the-eduardo/Go-Bank/pb" | ||
| "github.com/the-eduardo/Go-Bank/util" | ||
| "google.golang.org/grpc/codes" | ||
| "google.golang.org/grpc/status" | ||
| ) | ||
|
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| func (server *Server) CreateUser(ctx context.Context, req *pb.CreateUserRequest) (*pb.CreateUserResponse, error) { | ||
| hashedPassword, err := util.HashPassword(req.GetPassword()) | ||
| if err != nil { | ||
| return nil, status.Errorf(codes.Internal, "failed to hash password: %s", err) | ||
| } | ||
| arg := db.CreateUserParams{ | ||
| Username: req.GetUsername(), | ||
| HashedPassword: hashedPassword, | ||
| FullName: req.GetFullName(), | ||
| Email: req.GetEmail(), | ||
| } | ||
| user, err := server.store.CreateUser(ctx, arg) | ||
| if err != nil { | ||
| var pgErr *pgconn.PgError | ||
| if errors.As(err, &pgErr) { | ||
| switch pgErr.Code { | ||
| case "23505": | ||
| return nil, status.Errorf(codes.AlreadyExists, "user already exists: %s", err) | ||
| case "23503": | ||
| return nil, status.Errorf(codes.Unavailable, "foreign key violation: %s", err) | ||
| } | ||
| } | ||
| return nil, status.Errorf(codes.Internal, "failed to create user: %s", err) | ||
|
|
||
| } | ||
| resp := &pb.CreateUserResponse{ | ||
| User: convertUser(user), | ||
| } | ||
| return resp, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| package gapi | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "github.com/jackc/pgx/v5" | ||
| "github.com/the-eduardo/Go-Bank/api" | ||
| db "github.com/the-eduardo/Go-Bank/db/sqlc" | ||
| "github.com/the-eduardo/Go-Bank/pb" | ||
| "github.com/the-eduardo/Go-Bank/util" | ||
| "golang.org/x/crypto/bcrypt" | ||
| "google.golang.org/grpc/codes" | ||
| "google.golang.org/grpc/status" | ||
| "google.golang.org/protobuf/types/known/timestamppb" | ||
| ) | ||
|
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| func (server *Server) LoginUser(ctx context.Context, req *pb.LoginUserRequest) (*pb.LoginUserResponse, error) { | ||
|
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| user, err := server.store.GetUser(ctx, req.GetUsername()) | ||
| if err != nil { | ||
| if errors.Is(err, pgx.ErrNoRows) { | ||
| return nil, status.Errorf(codes.NotFound, "user not found") | ||
| } | ||
| return nil, status.Errorf(codes.Internal, "failed to find user") | ||
| } | ||
| err = util.CheckPassword(user.HashedPassword, req.Password) | ||
| if err != nil { | ||
| if errors.Is(err, bcrypt.ErrMismatchedHashAndPassword) { | ||
| return nil, status.Errorf(codes.Unauthenticated, "invalid password") | ||
| } | ||
| return nil, status.Errorf(codes.Internal, "failed to verify password") | ||
| } | ||
| accessToken, accessPayload, err := server.tokenMaker.CreateToken( | ||
| user.Username, | ||
| server.config.AccessTokenDuration, | ||
| ) | ||
| if err != nil { | ||
| return nil, status.Errorf(codes.Internal, "cannot create access token") | ||
| } | ||
| refreshToken, refreshPayload, err := server.tokenMaker.CreateToken( | ||
| user.Username, | ||
| server.config.RefreshTokenDuration) | ||
| if err != nil { | ||
| return nil, status.Errorf(codes.Internal, "cannot create refresh token") | ||
| } | ||
| fixedRefreshPayload, err := api.ConvertGoogleUUIDToPGTypeUUID(refreshPayload.ID) | ||
| if err != nil { | ||
| return nil, status.Errorf(codes.Internal, "cannot convert refresh payload") | ||
| } | ||
| fixedRefreshPayloadExpiresAt := api.TimeToPGTimestamptz(refreshPayload.ExpiredAt) | ||
| _, err = server.store.CreateSession(ctx, db.CreateSessionParams{ | ||
| ID: fixedRefreshPayload, | ||
| Username: user.Username, | ||
| RefreshToken: refreshToken, | ||
| UserAgent: "", | ||
| ClientIp: "", | ||
| IsBlocked: false, | ||
| ExpiresAt: fixedRefreshPayloadExpiresAt, | ||
| }) | ||
| if err != nil { | ||
| return nil, status.Errorf(codes.Internal, "cannot create session") | ||
| } | ||
|
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||
| resp := &pb.LoginUserResponse{ | ||
| User: convertUser(user), | ||
| SessionId: refreshPayload.ID.String(), | ||
| AccessToken: accessToken, | ||
| RefreshToken: refreshToken, | ||
| AccessTokenExpiresAt: timestamppb.New(accessPayload.ExpiredAt), | ||
| RefreshTokenExpiresAt: timestamppb.New(refreshPayload.ExpiredAt), | ||
| } | ||
| return resp, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| package gapi | ||
|
|
||
| import ( | ||
| "fmt" | ||
| db "github.com/the-eduardo/Go-Bank/db/sqlc" | ||
| "github.com/the-eduardo/Go-Bank/pb" | ||
| "github.com/the-eduardo/Go-Bank/token" | ||
| "github.com/the-eduardo/Go-Bank/util" | ||
| ) | ||
|
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| // Server serves gRPC requests | ||
| type Server struct { | ||
| pb.UnimplementedGoBankServer | ||
| config util.Config | ||
| tokenMaker token.Maker | ||
| store db.Store | ||
| } | ||
|
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| // NewServer creates a new gRPC server | ||
| func NewServer(config util.Config, store db.Store) (*Server, error) { | ||
| tokenMaker, err := token.NewPasetoMaker(config.TokenSymmetricKey) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("cannot create token maker: %w", err) | ||
| } | ||
|
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| server := &Server{ | ||
| config: config, | ||
| store: store, | ||
| tokenMaker: tokenMaker, | ||
| } | ||
| return server, nil | ||
|
|
||
| } |
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