go vet refactor

api/project.go

@@ -87,7 +87,7 @@ func (p *ProjectAPI) Post() {
 	project := models.Project{OwnerID: p.userID, Name: projectName, CreationTime: time.Now(), Public: public}
 	err = dao.AddProject(project)
 	if err != nil {
-		beego.Error("Failed to add project, error: %v", err)
+		beego.Error("Failed to add project, error: ", err)
 		p.RenderError(http.StatusInternalServerError, "Failed to add project")
 	}
 }

api/repository.go

@@ -103,7 +103,7 @@ func (ra *RepositoryAPI) Get() {
 }
 
 type Tag struct {
-	Name string   `json: "name"`
+	Name string   `json:"name"`
 	Tags []string `json:"tags"`
 }
 

dao/base.go

@@ -22,7 +22,6 @@ import (
 	"strings"
 	"time"
 
-	"github.com/astaxie/beego"
 	"github.com/astaxie/beego/orm"
 	_ "github.com/go-sql-driver/mysql"
 )
@@ -74,25 +73,6 @@ func InitDB() {
 		password = os.Getenv("MYSQL_PWD")
 	}
 
-	var flag = true
-	if addr == "" {
-		beego.Error("Unset env of MYSQL_HOST")
-		flag = false
-	} else if port == "" {
-		beego.Error("Unset env of MYSQL_PORT_3306_TCP_PORT")
-		flag = false
-	} else if username == "" {
-		beego.Error("Unset env of MYSQL_USR")
-		flag = false
-	} else if password == "" {
-		beego.Error("Unset env of MYSQL_PWD")
-		flag = false
-	}
-
-	if !flag {
-		os.Exit(1)
-	}
-
 	dbStr := username + ":" + password + "@tcp(" + addr + ":" + port + ")/registry"
 	ch := make(chan int, 1)
 	go func() {

dao/dao_test.go

@@ -108,9 +108,6 @@ func TestMain(m *testing.M) {
 		log.Fatalf("environment variable DB_PORT is not set")
 	}
 	dbPassword := os.Getenv("DB_PWD")
-	if len(dbPassword) == 0 {
-		log.Fatalf("environment variable DB_PWD is not set")
-	}
 
 	fmt.Printf("DB_HOST: %s, DB_USR: %s, DB_PORT: %s, DB_PWD: %s\n", dbHost, dbUser, dbPort, dbPassword)
 
@@ -468,14 +465,14 @@ func TestGetUserByProject(t *testing.T) {
 	}
 	users, err := GetUserByProject(pid, u1)
 	if err != nil {
-		t.Errorf("Error happened in GetUserByProject: %v, project Id: %d, user: %+v", u1)
+		t.Errorf("Error happened in GetUserByProject: %v, project Id: %d, user: %+v", err, pid, u1)
 	}
 	if len(users) != 1 {
 		t.Errorf("unexpected length of user list, expected: 1, the users list: %+v", users)
 	}
 	users, err = GetUserByProject(pid, u2)
 	if err != nil {
-		t.Errorf("Error happened in GetUserByProject: %v, project Id: %d, user: %+v", u2)
+		t.Errorf("Error happened in GetUserByProject: %v, project Id: %d, user: %+v", err, pid, u2)
 	}
 	if len(users) != 0 {
 		t.Errorf("unexpected length of user list, expected: 0, the users list: %+v", users)
@@ -682,6 +679,6 @@ func TestDeleteUser(t *testing.T) {
 		t.Errorf("Error occurred in GetUser: %v", err)
 	}
 	if user != nil {
-		t.Error("user is not nil after deletion, user: %+v", user)
+		t.Errorf("user is not nil after deletion, user: %+v", user)
 	}
 }

main.go

@@ -42,7 +42,7 @@ func updateInitPassword(userID int, password string) error {
 	}
 	if user == nil {
 		log.Printf("User id: %d does not exist.", userID)
-		return fmt.Errorf("User id: %s does not exist.", userID)
+		return fmt.Errorf("User id: %d does not exist.", userID)
 	} else if user.Salt == "" {
 		salt, err := dao.GenerateRandomString()
 		if err != nil {

models/repo.go

@@ -21,5 +21,5 @@ type V1Repo struct {
 }
 
 type Repo struct {
-	Repositories []string `json:repositories`
+	Repositories []string `json:"repositories"`
 }

models/tag.go

@@ -15,6 +15,6 @@
 package models
 
 type Tag struct {
-	Version string `json:version`
+	Version string `json:"version"`
-	ImageID string `json:image_id`
+	ImageID string `json:"image_id"`
 }