Introduce GORM.

This commit is contained in:
Ferdinand Mütsch 2019-05-11 17:49:56 +02:00
parent 7df01fe9c4
commit b4c8e6ecb6
11 changed files with 116 additions and 132 deletions

22
db.sql
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@ -1,22 +0,0 @@
CREATE TABLE `heartbeat` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`user` varchar(255) NOT NULL,
`time` datetime NOT NULL,
`entity` varchar(1024) DEFAULT NULL,
`type` varchar(255) NOT NULL,
`category` varchar(255) DEFAULT NULL,
`is_write` tinyint(4) NOT NULL,
`branch` varchar(255) DEFAULT NULL,
`language` varchar(255) DEFAULT NULL,
`project` varchar(255) DEFAULT NULL,
`operating_system` varchar(45) DEFAULT NULL,
`editor` varchar(45) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
CREATE TABLE `user` (
`user_id` varchar(255) NOT NULL,
`api_key` varchar(255) NOT NULL,
PRIMARY KEY (`user_id`),
KEY `IDX_API_KEY` (`api_key`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

30
main.go
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@ -1,7 +1,6 @@
package main
import (
"database/sql"
"log"
"net/http"
"os"
@ -10,13 +9,16 @@ import (
"github.com/codegangsta/negroni"
"github.com/gorilla/mux"
"github.com/jinzhu/gorm"
"github.com/joho/godotenv"
"github.com/go-sql-driver/mysql"
"github.com/n1try/wakapi/middlewares"
"github.com/n1try/wakapi/models"
"github.com/n1try/wakapi/routes"
"github.com/n1try/wakapi/services"
"github.com/n1try/wakapi/utils"
_ "github.com/jinzhu/gorm/dialects/mysql"
)
func readConfig() models.Config {
@ -44,6 +46,7 @@ func readConfig() models.Config {
DbUser: dbUser,
DbPassword: dbPassword,
DbName: dbName,
DbDialect: "mysql",
}
}
@ -51,22 +54,17 @@ func main() {
// Read Config
config := readConfig()
// Connect Database
dbConfig := mysql.Config{
User: config.DbUser,
Passwd: config.DbPassword,
Net: "tcp",
Addr: config.DbHost,
DBName: config.DbName,
AllowNativePasswords: true,
ParseTime: true,
}
db, _ := sql.Open("mysql", dbConfig.FormatDSN())
defer db.Close()
err := db.Ping()
// Connect to database
db, err := gorm.Open(config.DbDialect, utils.MakeConnectionString(&config))
if err != nil {
log.Fatal("Could not connect to database.")
// log.Fatal("Could not connect to database.")
log.Fatal(err)
}
defer db.Close()
// Migrate database schema
db.AutoMigrate(&models.User{})
db.AutoMigrate(&models.Heartbeat{}).AddForeignKey("user_id", "users(id)", "RESTRICT", "RESTRICT")
// Services
heartbeatSrvc := &services.HeartbeatService{db}

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@ -33,6 +33,6 @@ func (m *AuthenticateMiddleware) Handle(w http.ResponseWriter, r *http.Request,
return
}
ctx := context.WithValue(r.Context(), models.UserKey, &user)
ctx := context.WithValue(r.Context(), models.UserKey, user)
next(w, r.WithContext(ctx))
}

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@ -6,4 +6,5 @@ type Config struct {
DbUser string
DbPassword string
DbName string
DbDialect string
}

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@ -1,25 +1,36 @@
package models
import (
"database/sql/driver"
"errors"
"fmt"
"strconv"
"strings"
"time"
"github.com/jinzhu/gorm"
)
type HeartbeatReqTime time.Time
type Heartbeat struct {
User string `json:"user"`
Entity string `json:"entity"`
Type string `json:"type"`
Category string `json:"category"`
Project string `json:"project"`
Branch string `json:"branch"`
Language string `json:"language"`
IsWrite bool `json:"is_write"`
Editor string `json:"editor"`
OperatingSystem string `json:"operating_system"`
Time HeartbeatReqTime `json:"time"`
gorm.Model
User *User `json:"user" gorm:"not_null; association_foreignkey:ID"`
UserID string `json:"-" gorm:"not_null"`
Entity string `json:"entity" gorm:"not_null"`
Type string `json:"type"`
Category string `json:"category"`
Project string `json:"project; index:idx_project"`
Branch string `json:"branch"`
Language string `json:"language" gorm:"not_null; index:idx_language"`
IsWrite bool `json:"is_write"`
Editor string `json:"editor" gorm:"not_null; index:idx_editor"`
OperatingSystem string `json:"operating_system" gorm:"not_null; index:idx_os"`
Time *HeartbeatReqTime `json:"time" gorm:"type:timestamp; default:now(); index:idx_time"`
}
func (h *Heartbeat) Valid() bool {
return h.User != nil && h.UserID != "" && h.Entity != "" && h.Language != "" && h.Editor != "" && h.OperatingSystem != "" && h.Time != nil
}
func (j *HeartbeatReqTime) UnmarshalJSON(b []byte) error {
@ -33,6 +44,25 @@ func (j *HeartbeatReqTime) UnmarshalJSON(b []byte) error {
return nil
}
func (j *HeartbeatReqTime) Scan(value interface{}) error {
fmt.Printf("%T", value)
switch value.(type) {
case int64:
*j = HeartbeatReqTime(time.Unix(123456, 0))
break
case time.Time:
*j = HeartbeatReqTime(value.(time.Time))
break
default:
return errors.New(fmt.Sprintf("Unsupported type"))
}
return nil
}
func (j HeartbeatReqTime) Value() (driver.Value, error) {
return time.Time(j), nil
}
func (j HeartbeatReqTime) String() string {
t := time.Time(j)
return t.Format("2006-01-02 15:04:05")

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@ -1,6 +1,6 @@
package models
type User struct {
UserId string `json:"id"`
ApiKey string `json:"api_key"`
ID string `json:"id" gorm:"primary_key"`
ApiKey string `json:"api_key" gorm:"unique"`
}

View File

@ -8,7 +8,6 @@ import (
"github.com/n1try/wakapi/services"
"github.com/n1try/wakapi/utils"
_ "github.com/go-sql-driver/mysql"
"github.com/n1try/wakapi/models"
)
@ -22,24 +21,32 @@ func (h *HeartbeatHandler) Post(w http.ResponseWriter, r *http.Request) {
return
}
var heartbeats []models.Heartbeat
user := r.Context().Value(models.UserKey).(*models.User)
opSys, editor, _ := utils.ParseUserAgent(r.Header.Get("User-Agent"))
dec := json.NewDecoder(r.Body)
var heartbeats []*models.Heartbeat
err := dec.Decode(&heartbeats)
if err != nil {
if err := dec.Decode(&heartbeats); err != nil {
w.WriteHeader(400)
w.Write([]byte(err.Error()))
return
}
for _, h := range heartbeats {
for i := 0; i < len(heartbeats); i++ {
h := &heartbeats[i]
h.OperatingSystem = opSys
h.Editor = editor
h.User = user
h.UserID = user.ID
if !h.Valid() {
w.WriteHeader(400)
w.Write([]byte("Invalid heartbeat object."))
return
}
}
user := r.Context().Value(models.UserKey).(*models.User)
err = h.HeartbeatSrvc.InsertBatch(heartbeats, user)
if err != nil {
if err := h.HeartbeatSrvc.InsertBatch(&heartbeats); err != nil {
w.WriteHeader(500)
os.Stderr.WriteString(err.Error())
return

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@ -1,16 +1,16 @@
package services
import (
"database/sql"
"fmt"
"log"
"time"
"github.com/jinzhu/gorm"
"github.com/n1try/wakapi/models"
)
type AggregationService struct {
Db *sql.DB
Db *gorm.DB
HeartbeatService *HeartbeatService
}
@ -19,7 +19,7 @@ func (srv *AggregationService) Aggregate(from time.Time, to time.Time, user *mod
if err != nil {
log.Fatal(err)
}
for _, h := range heartbeats {
for _, h := range *heartbeats {
fmt.Printf("%+v\n", h)
}
}

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@ -1,78 +1,38 @@
package services
import (
"database/sql"
"errors"
"fmt"
"time"
"github.com/jinzhu/gorm"
"github.com/n1try/wakapi/models"
gormbulk "github.com/t-tiger/gorm-bulk-insert"
)
const TableHeartbeat = "heartbeat"
type HeartbeatService struct {
Db *sql.DB
Db *gorm.DB
}
func (srv *HeartbeatService) InsertBatch(heartbeats []*models.Heartbeat, user *models.User) error {
qTpl := "INSERT INTO %+s (user, time, entity, type, category, is_write, project, branch, language, operating_system, editor) VALUES %+s;"
qFill := ""
vals := []interface{}{}
for _, h := range heartbeats {
qFill = qFill + "(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?),"
vals = append(vals, user.UserId, h.Time.String(), h.Entity, h.Type, h.Category, h.IsWrite, h.Project, h.Branch, h.Language, h.OperatingSystem, h.Editor)
func (srv *HeartbeatService) InsertBatch(heartbeats *[]models.Heartbeat) error {
var batch []interface{}
for _, h := range *heartbeats {
batch = append(batch, h)
}
q := fmt.Sprintf(qTpl, TableHeartbeat, qFill[0:len(qFill)-1])
stmt, _ := srv.Db.Prepare(q)
result, err := stmt.Exec(vals...)
if err != nil {
if err := gormbulk.BulkInsert(srv.Db, batch, 3000); err != nil {
return err
}
n, err := result.RowsAffected()
if err != nil || n != int64(len(heartbeats)) {
return errors.New(fmt.Sprintf("Failed to insert %+v rows.", len(heartbeats)))
}
return nil
}
func (srv *HeartbeatService) GetAllFrom(date time.Time, user *models.User) ([]models.Heartbeat, error) {
q := fmt.Sprintf("SELECT user, time, language, project, operating_system, editor FROM %+s WHERE time >= ? AND user = ?", TableHeartbeat)
rows, err := srv.Db.Query(q, date.String(), user.UserId)
defer rows.Close()
if err != nil {
return make([]models.Heartbeat, 0), err
}
func (srv *HeartbeatService) GetAllFrom(date time.Time, user *models.User) (*[]models.Heartbeat, error) {
var heartbeats []models.Heartbeat
for rows.Next() {
var h models.Heartbeat
var language sql.NullString
var project sql.NullString
var operatingSystem sql.NullString
var editor sql.NullString
err := rows.Scan(&h.User, &h.Time, &language, &project, &operatingSystem, &editor)
if language.Valid {
h.Language = language.String
}
if project.Valid {
h.Project = project.String
}
if operatingSystem.Valid {
h.OperatingSystem = operatingSystem.String
}
if editor.Valid {
h.Editor = editor.String
}
if err != nil {
return make([]models.Heartbeat, 0), err
}
heartbeats = append(heartbeats, h)
if err := srv.Db.
Where(&models.Heartbeat{UserID: user.ID}).
Where("time > ?", date).
Find(&heartbeats).Error; err != nil {
return nil, err
}
return heartbeats, nil
return &heartbeats, nil
}

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@ -1,33 +1,27 @@
package services
import (
"database/sql"
"fmt"
"github.com/jinzhu/gorm"
"github.com/n1try/wakapi/models"
)
const TableUser = "user"
type UserService struct {
Db *sql.DB
Db *gorm.DB
}
func (srv *UserService) GetUserById(userId string) (models.User, error) {
q := fmt.Sprintf("SELECT user_id, api_key FROM %+s WHERE user_id = ?;", TableUser)
u := models.User{}
err := srv.Db.QueryRow(q, userId).Scan(&u.UserId, &u.ApiKey)
if err != nil {
func (srv *UserService) GetUserById(userId string) (*models.User, error) {
u := &models.User{}
if err := srv.Db.Where(&models.User{ID: userId}).First(u).Error; err != nil {
return u, err
}
return u, nil
}
func (srv *UserService) GetUserByKey(key string) (models.User, error) {
q := fmt.Sprintf("SELECT user_id, api_key FROM %+s WHERE api_key = ?;", TableUser)
var u models.User
err := srv.Db.QueryRow(q, key).Scan(&u.UserId, &u.ApiKey)
if err != nil {
func (srv *UserService) GetUserByKey(key string) (*models.User, error) {
u := &models.User{}
if err := srv.Db.Where(&models.User{ApiKey: key}).First(u).Error; err != nil {
return u, err
}
return u, nil

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@ -3,7 +3,10 @@ package utils
import (
"errors"
"regexp"
"strings"
"time"
"github.com/n1try/wakapi/models"
)
func ParseDate(date string) (time.Time, error) {
@ -22,3 +25,16 @@ func ParseUserAgent(ua string) (string, string, error) {
}
return groups[0][1], groups[0][2], nil
}
func MakeConnectionString(config *models.Config) string {
str := strings.Builder{}
str.WriteString(config.DbUser)
str.WriteString(":")
str.WriteString(config.DbPassword)
str.WriteString("@tcp(")
str.WriteString(config.DbHost)
str.WriteString(")/")
str.WriteString(config.DbName)
str.WriteString("?charset=utf8&parseTime=true")
return str.String()
}