Run go mod tidy

Reviewed-on: microfilm/mf-users#1

Dockerfile

@@ -1,7 +1,9 @@
 FROM golang:alpine as build
+RUN apk add --no-cache git
 WORKDIR /app
 COPY go.sum /app/go.sum
 COPY go.mod /app/go.mod
+ENV GOPRIVATE=git.t-juice.club
 RUN go mod download
 COPY . /app
 RUN go build -o mf-users cmd/main.go

README.md

@@ -0,0 +1,3 @@
+# mf-users
+
+Users microservice for microfilm.

go.mod

@@ -1,8 +1,9 @@
 module git.t-juice.club/microfilm/users
 
-go 1.21
+go 1.21.3
 
 require (
+	git.t-juice.club/microfilm/auth v0.1.1
 	github.com/go-chi/chi/v5 v5.0.10
 	github.com/google/uuid v1.3.1
 	github.com/nats-io/nats.go v1.31.0
@@ -11,6 +12,7 @@ require (
 )
 
 require (
+	github.com/golang-jwt/jwt/v5 v5.0.0 // indirect
 	github.com/klauspost/compress v1.17.0 // indirect
 	github.com/nats-io/nkeys v0.4.5 // indirect
 	github.com/nats-io/nuid v1.0.1 // indirect

go.sum

@@ -1,8 +1,12 @@
+git.t-juice.club/microfilm/auth v0.1.1 h1:usg48CEd94Ha2rkEdCU+mhczJvLwwxVouOl478YdZFE=
+git.t-juice.club/microfilm/auth v0.1.1/go.mod h1:sfgaIWxnNgERWyx611596OtEBc3cF4g3FSqKd073Te4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-chi/chi/v5 v5.0.10 h1:rLz5avzKpjqxrYwXNfmjkrYYXOyLJd37pz53UFHC6vk=
 github.com/go-chi/chi/v5 v5.0.10/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/golang-jwt/jwt/v5 v5.0.0 h1:1n1XNM9hk7O9mnQoNBGolZvzebBQ7p93ULHRc28XJUE=
+github.com/golang-jwt/jwt/v5 v5.0.0/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
 github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=
 github.com/google/uuid v1.3.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/klauspost/compress v1.17.0 h1:Rnbp4K9EjcDuVuHtd0dgA4qNuv9yKDYKK1ulpJwgrqM=

model.go

@@ -5,6 +5,7 @@ import "golang.org/x/crypto/bcrypt"
 type User struct {
 	ID             string `json:"id"`
 	Username       string `json:"username"`
+	Role           string `json:"role"`
 	HashedPassword []byte `json:"-"`
 }
 
@@ -35,6 +36,7 @@ type ErrorResponse struct {
 type CreateUserRequest struct {
 	Username string `json:"username"`
 	Password string `json:"password"`
+	Role     string `json:"role"`
 }
 
 type CreateUserResponse struct {

server/middleware.go

@@ -0,0 +1,26 @@
+package server
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/go-chi/chi/v5/middleware"
+)
+
+func (s *UserServer) MiddlewareLogging(next http.Handler) http.Handler {
+	fn := func(w http.ResponseWriter, r *http.Request) {
+		ww := middleware.NewWrapResponseWriter(w, r.ProtoMajor)
+
+		t1 := time.Now()
+		defer func(ww middleware.WrapResponseWriter) {
+			s.Logger.Info("Served request.",
+				"status", ww.Status(),
+				"method", r.Method,
+				"path", r.URL.Path,
+				"duration", time.Since(t1),
+				"written", ww.BytesWritten())
+		}(ww)
+		next.ServeHTTP(ww, r)
+	}
+	return http.HandlerFunc(fn)
+}

server/server.go

@@ -8,6 +8,8 @@ import (
 	"net/http"
 	"os"
 
+	"git.t-juice.club/microfilm/auth"
+	"git.t-juice.club/microfilm/auth/authmw"
 	"git.t-juice.club/microfilm/users"
 	"git.t-juice.club/microfilm/users/store"
 	"github.com/go-chi/chi/v5"
@@ -20,7 +22,7 @@ type UserServer struct {
 	store  store.UserStore
 	config *Config
 	nats   *nats.Conn
-	logger *slog.Logger
+	Logger *slog.Logger
 }
 
 func NewServer(config *Config) (*UserServer, error) {
@@ -28,19 +30,37 @@ func NewServer(config *Config) (*UserServer, error) {
 	srv := &UserServer{}
 	srv.config = config
 
-	srv.logger = slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{
+	srv.Logger = slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{
 		Level: slog.LevelDebug,
 	}))
 
-	r.Get("/", InfoHandler)
-	r.Post("/users", srv.CreateUserHandler)
-	r.Post("/users/:id/password", srv.SetPasswordHandler)
+	r.Use(srv.MiddlewareLogging)
+
+	verifyAdmin := authmw.VerifyToken("http://mf-auth:8082", []string{auth.RoleAdmin})
+
+	r.Get("/info", InfoHandler)
+	r.With(verifyAdmin).Post("/", srv.CreateUserHandler)
+	r.Get("/{identifier}", srv.GetUserHandler)
+	r.Post("/{identifier}/password", srv.SetPasswordHandler)
+	r.Post("/{identifier}/verify", srv.VerifyHandler)
 
 	srv.Addr = config.ListenAddr
 
 	srv.Handler = r
 	srv.store = store.NewMemoryStore()
 
+	// Add initial admin-user
+	u := users.User{
+		ID:       uuid.Must(uuid.NewRandom()).String(),
+		Username: "admin",
+		Role:     "admin",
+	}
+	password := uuid.Must(uuid.NewRandom()).String()
+	_ = u.SetPassword(password)
+	_ = srv.store.AddUser(u)
+
+	srv.Logger.Warn("Initial admin-user created.", "username", u.Username, "password", password)
+
 	conn, err := nats.Connect(config.NATSAddr)
 	if err != nil {
 		return nil, err
@@ -62,8 +82,9 @@ func InfoHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func WriteError(w http.ResponseWriter, response users.ErrorResponse) {
-	encoder := json.NewEncoder(w)
 	w.WriteHeader(response.Status)
+
+	encoder := json.NewEncoder(w)
 	_ = encoder.Encode(&response)
 }
 
@@ -96,7 +117,7 @@ func (s *UserServer) CreateUserHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if err := s.store.AddUser(u); err != nil {
-		s.logger.Warn("Error storing user", "error", err)
+		s.Logger.Warn("Error storing user", "error", err)
 		WriteError(w, users.ErrorResponse{
 			Status:  http.StatusInternalServerError,
 			Message: fmt.Sprintf("Error storing user: %s", err),
@@ -115,10 +136,10 @@ func (s *UserServer) CreateUserHandler(w http.ResponseWriter, r *http.Request) {
 	encoder := json.NewEncoder(&buf)
 	_ = encoder.Encode(&msg)
 	if err := s.nats.Publish(sub, buf.Bytes()); err != nil {
-		s.logger.Warn("Error publishing message", "error", err)
+		s.Logger.Warn("Error publishing message", "error", err)
 	}
 
-	s.logger.Info("User created.", "username", u.Username, "id", u.ID)
+	s.Logger.Info("User created.", "username", u.Username, "id", u.ID)
 
 	response := &users.CreateUserResponse{
 		Message: "User created.",
@@ -129,6 +150,29 @@ func (s *UserServer) CreateUserHandler(w http.ResponseWriter, r *http.Request) {
 	_ = encoder.Encode(&response)
 }
 
+func (s *UserServer) GetUserHandler(w http.ResponseWriter, r *http.Request) {
+	identifier := chi.URLParam(r, "identifier")
+	u, err := s.store.GetUser(identifier)
+	if err != nil {
+		switch err {
+		case store.ErrNoSuchUser:
+			WriteError(w, users.ErrorResponse{
+				Message: fmt.Sprintf("No such user: %s", identifier),
+				Status:  http.StatusNotFound,
+			})
+			return
+		}
+		WriteError(w, users.ErrorResponse{
+			Message: fmt.Sprintf("Unable to get user: %s", err),
+			Status:  http.StatusInternalServerError,
+		})
+		return
+	}
+
+	encoder := json.NewEncoder(w)
+	_ = encoder.Encode(&u)
+}
+
 func (s *UserServer) SetPasswordHandler(w http.ResponseWriter, r *http.Request) {
 	decoder := json.NewDecoder(r.Body)
 	defer r.Body.Close()
@@ -143,12 +187,13 @@ func (s *UserServer) SetPasswordHandler(w http.ResponseWriter, r *http.Request)
 		return
 	}
 
-	id := chi.URLParam(r, "id")
+	id := chi.URLParam(r, "identifier")
 	if id == "" {
 		WriteError(w, users.ErrorResponse{
 			Status:  http.StatusBadRequest,
 			Message: fmt.Sprintf("Invalid user ID: %s", id),
 		})
+		return
 	}
 
 	u, err := s.store.GetUser(id)
@@ -174,14 +219,16 @@ func (s *UserServer) SetPasswordHandler(w http.ResponseWriter, r *http.Request)
 			Status:  http.StatusBadRequest,
 			Message: fmt.Sprintf("Unable to set password: %s", id),
 		})
+		return
 	}
 
 	if err := s.store.UpdateUser(u); err != nil {
-		s.logger.Warn("Unable to update user.", "id", u.ID, "error", err)
+		s.Logger.Warn("Unable to update user.", "id", u.ID, "error", err)
 		WriteError(w, users.ErrorResponse{
 			Status:  http.StatusInternalServerError,
 			Message: fmt.Sprintf("Unable to set password: %s", id),
 		})
+		return
 	}
 
 	sub := fmt.Sprintf("%s.%s", s.config.NATSSubject, "update")
@@ -190,9 +237,9 @@ func (s *UserServer) SetPasswordHandler(w http.ResponseWriter, r *http.Request)
 	_ = encoder.Encode(&users.MsgUserUpdate{Message: "Password updated", ID: u.ID})
 
 	if err := s.nats.Publish(sub, buf.Bytes()); err != nil {
-		s.logger.Warn("Error publishing message", "error", err)
+		s.Logger.Warn("Error publishing message", "error", err)
 	}
-	s.logger.Info("User password updated.", "id", u.ID)
+	s.Logger.Info("User password updated.", "id", u.ID)
 }
 
 func (s *UserServer) VerifyHandler(w http.ResponseWriter, r *http.Request) {
@@ -209,12 +256,13 @@ func (s *UserServer) VerifyHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	id := chi.URLParam(r, "id")
+	id := chi.URLParam(r, "identifier")
 	if id == "" {
 		WriteError(w, users.ErrorResponse{
 			Status:  http.StatusBadRequest,
 			Message: fmt.Sprintf("Invalid user ID: %s", id),
 		})
+		return
 	}
 
 	u, err := s.store.GetUser(id)
@@ -241,5 +289,7 @@ func (s *UserServer) VerifyHandler(w http.ResponseWriter, r *http.Request) {
 			Status:  http.StatusUnauthorized,
 			Message: "Password verification failed.",
 		})
+		return
 	}
+	w.WriteHeader(http.StatusOK)
 }

store/memory.go

@@ -51,9 +51,16 @@ func (s *MemoryStore) UpdateUser(u users.User) error {
 	return nil
 }
 
-func (s *MemoryStore) GetUser(id string) (users.User, error) {
-	u, ok := s.Users[id]
+func (s *MemoryStore) GetUser(identifier string) (users.User, error) {
+	u, ok := s.Users[identifier]
 	if !ok {
+		// Check if identifier is username
+		for _, u := range s.Users {
+			if u.Username == identifier {
+				return u, nil
+			}
+		}
+
 		return u, ErrNoSuchUser
 	}
 

store/store.go

@@ -6,5 +6,5 @@ type UserStore interface {
 	AddUser(users.User) error
 	DeleteUser(id string) error
 	UpdateUser(users.User) error
-	GetUser(id string) (users.User, error)
+	GetUser(identifier string) (users.User, error)
 }

version.go

@@ -1,3 +1,3 @@
 package users
 
-const Version = "v0.1.0"
+const Version = "v0.1.2"