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wakapi/main.go

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package main
import (
"embed"
"github.com/muety/wakapi/models"
"io/fs"
"log"
"net"
"net/http"
"os"
"strconv"
"time"
"github.com/emvi/logbuch"
"github.com/gorilla/handlers"
conf "github.com/muety/wakapi/config"
"github.com/muety/wakapi/migrations"
"github.com/muety/wakapi/repositories"
"github.com/muety/wakapi/routes/api"
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"github.com/muety/wakapi/services/mail"
"github.com/muety/wakapi/utils"
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"gorm.io/gorm/logger"
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"github.com/gorilla/mux"
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"github.com/muety/wakapi/middlewares"
"github.com/muety/wakapi/routes"
shieldsV1Routes "github.com/muety/wakapi/routes/compat/shields/v1"
wtV1Routes "github.com/muety/wakapi/routes/compat/wakatime/v1"
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"github.com/muety/wakapi/services"
_ "gorm.io/driver/mysql"
_ "gorm.io/driver/postgres"
_ "gorm.io/driver/sqlite"
"gorm.io/gorm"
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)
// Embed version.txt
//go:embed version.txt
var version string
// Embed static files
//go:embed static
var staticFiles embed.FS
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var (
db *gorm.DB
config *conf.Config
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)
var (
aliasRepository repositories.IAliasRepository
heartbeatRepository repositories.IHeartbeatRepository
userRepository repositories.IUserRepository
languageMappingRepository repositories.ILanguageMappingRepository
projectLabelRepository repositories.IProjectLabelRepository
summaryRepository repositories.ISummaryRepository
keyValueRepository repositories.IKeyValueRepository
diagnosticsRepository repositories.IDiagnosticsRepository
)
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var (
aliasService services.IAliasService
heartbeatService services.IHeartbeatService
userService services.IUserService
languageMappingService services.ILanguageMappingService
projectLabelService services.IProjectLabelService
summaryService services.ISummaryService
aggregationService services.IAggregationService
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mailService services.IMailService
keyValueService services.IKeyValueService
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reportService services.IReportService
diagnosticsService services.IDiagnosticsService
miscService services.IMiscService
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)
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// TODO: Refactor entire project to be structured after business domains
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// @title Wakapi API
// @version 1.0
// @description REST API to interact with [Wakapi](https://wakapi.dev)
// @description
// @description ## Authentication
// @description Set header `Authorization` to your API Key encoded as Base64 and prefixed with `Basic`
// @description **Example:** `Basic ODY2NDhkNzQtMTljNS00NTJiLWJhMDEtZmIzZWM3MGQ0YzJmCg==`
// @contact.name Ferdinand Mütsch
// @contact.url https://github.com/muety
// @contact.email ferdinand@muetsch.io
// @license.name GPL-3.0
// @license.url https://github.com/muety/wakapi/blob/master/LICENSE
// @securitydefinitions.apikey ApiKeyAuth
// @in header
// @name Authorization
// @BasePath /api
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func main() {
config = conf.Load(version)
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// Set log level
if config.IsDev() {
logbuch.SetLevel(logbuch.LevelDebug)
} else {
logbuch.SetLevel(logbuch.LevelInfo)
}
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// Set up GORM
gormLogger := logger.New(
log.New(os.Stdout, "", log.LstdFlags),
logger.Config{
SlowThreshold: time.Minute,
Colorful: false,
LogLevel: logger.Silent,
},
)
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// Connect to database
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var err error
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db, err = gorm.Open(config.Db.GetDialector(), &gorm.Config{Logger: gormLogger})
if config.Db.Dialect == "sqlite3" {
db.Raw("PRAGMA foreign_keys = ON;")
db.DisableForeignKeyConstraintWhenMigrating = true
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}
if config.IsDev() {
db = db.Debug()
}
sqlDb, err := db.DB()
sqlDb.SetMaxIdleConns(int(config.Db.MaxConn))
sqlDb.SetMaxOpenConns(int(config.Db.MaxConn))
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if err != nil {
logbuch.Error(err.Error())
logbuch.Fatal("could not connect to database")
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}
defer sqlDb.Close()
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// Migrate database schema
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migrations.Run(db, config)
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// Repositories
aliasRepository = repositories.NewAliasRepository(db)
heartbeatRepository = repositories.NewHeartbeatRepository(db)
userRepository = repositories.NewUserRepository(db)
languageMappingRepository = repositories.NewLanguageMappingRepository(db)
projectLabelRepository = repositories.NewProjectLabelRepository(db)
summaryRepository = repositories.NewSummaryRepository(db)
keyValueRepository = repositories.NewKeyValueRepository(db)
diagnosticsRepository = repositories.NewDiagnosticsRepository(db)
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// Services
mailService = mail.NewMailService()
aliasService = services.NewAliasService(aliasRepository)
userService = services.NewUserService(mailService, userRepository)
languageMappingService = services.NewLanguageMappingService(languageMappingRepository)
projectLabelService = services.NewProjectLabelService(projectLabelRepository)
heartbeatService = services.NewHeartbeatService(heartbeatRepository, languageMappingService)
summaryService = services.NewSummaryService(summaryRepository, heartbeatService, aliasService, projectLabelService)
aggregationService = services.NewAggregationService(userService, summaryService, heartbeatService)
keyValueService = services.NewKeyValueService(keyValueRepository)
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reportService = services.NewReportService(summaryService, userService, mailService)
diagnosticsService = services.NewDiagnosticsService(diagnosticsRepository)
miscService = services.NewMiscService(userService, summaryService, keyValueService)
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// Schedule background tasks
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go aggregationService.Schedule()
go miscService.ScheduleCountTotalTime()
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go reportService.Schedule()
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routes.Init()
// API Handlers
healthApiHandler := api.NewHealthApiHandler(db)
heartbeatApiHandler := api.NewHeartbeatApiHandler(userService, heartbeatService, languageMappingService)
summaryApiHandler := api.NewSummaryApiHandler(userService, summaryService)
metricsHandler := api.NewMetricsHandler(userService, summaryService, heartbeatService, keyValueService)
diagnosticsHandler := api.NewDiagnosticsApiHandler(userService, diagnosticsService)
// Compat Handlers
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wakatimeV1StatusBarHandler := wtV1Routes.NewStatusBarHandler(userService, summaryService)
wakatimeV1AllHandler := wtV1Routes.NewAllTimeHandler(userService, summaryService)
wakatimeV1SummariesHandler := wtV1Routes.NewSummariesHandler(userService, summaryService)
wakatimeV1StatsHandler := wtV1Routes.NewStatsHandler(userService, summaryService)
wakatimeV1UsersHandler := wtV1Routes.NewUsersHandler(userService, heartbeatService)
wakatimeV1ProjectsHandler := wtV1Routes.NewProjectsHandler(userService, heartbeatService)
shieldV1BadgeHandler := shieldsV1Routes.NewBadgeHandler(summaryService, userService)
// MVC Handlers
summaryHandler := routes.NewSummaryHandler(summaryService, userService)
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settingsHandler := routes.NewSettingsHandler(userService, heartbeatService, summaryService, aliasService, aggregationService, languageMappingService, projectLabelService, keyValueService, mailService)
homeHandler := routes.NewHomeHandler(keyValueService)
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loginHandler := routes.NewLoginHandler(userService, mailService)
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imprintHandler := routes.NewImprintHandler(keyValueService)
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// Setup Routers
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router := mux.NewRouter()
rootRouter := router.PathPrefix("/").Subrouter()
apiRouter := router.PathPrefix("/api").Subrouter().StrictSlash(true)
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// https://github.com/gorilla/mux/issues/416
router.NotFoundHandler = router.NewRoute().BuildOnly().HandlerFunc(http.NotFound).GetHandler()
router.NotFoundHandler = middlewares.NewLoggingMiddleware(logbuch.Info, []string{
"/assets",
"/favicon",
"/service-worker.js",
})(router.NotFoundHandler)
// Globally used middlewares
router.Use(middlewares.NewPrincipalMiddleware())
router.Use(middlewares.NewLoggingMiddleware(logbuch.Info, []string{"/assets", "/api/health"}))
router.Use(handlers.RecoveryHandler())
if config.Sentry.Dsn != "" {
router.Use(middlewares.NewSentryMiddleware())
}
rootRouter.Use(middlewares.NewSecurityMiddleware())
// Route registrations
homeHandler.RegisterRoutes(rootRouter)
loginHandler.RegisterRoutes(rootRouter)
imprintHandler.RegisterRoutes(rootRouter)
summaryHandler.RegisterRoutes(rootRouter)
settingsHandler.RegisterRoutes(rootRouter)
// API route registrations
summaryApiHandler.RegisterRoutes(apiRouter)
healthApiHandler.RegisterRoutes(apiRouter)
heartbeatApiHandler.RegisterRoutes(apiRouter)
metricsHandler.RegisterRoutes(apiRouter)
diagnosticsHandler.RegisterRoutes(apiRouter)
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wakatimeV1StatusBarHandler.RegisterRoutes(apiRouter)
wakatimeV1AllHandler.RegisterRoutes(apiRouter)
wakatimeV1SummariesHandler.RegisterRoutes(apiRouter)
wakatimeV1StatsHandler.RegisterRoutes(apiRouter)
wakatimeV1UsersHandler.RegisterRoutes(apiRouter)
wakatimeV1ProjectsHandler.RegisterRoutes(apiRouter)
shieldV1BadgeHandler.RegisterRoutes(apiRouter)
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// Static Routes
// https://github.com/golang/go/issues/43431
embeddedStatic, _ := fs.Sub(staticFiles, "static")
static := conf.ChooseFS("static", embeddedStatic)
fileServer := http.FileServer(utils.NeuteredFileSystem{Fs: http.FS(static)})
router.PathPrefix("/contribute.json").Handler(fileServer)
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router.PathPrefix("/assets").Handler(fileServer)
router.PathPrefix("/swagger-ui").Handler(fileServer)
router.PathPrefix("/docs").Handler(
middlewares.NewFileTypeFilterMiddleware([]string{".go"})(fileServer),
)
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// Miscellaneous
// Pre-warm projects cache
if !config.IsDev() {
allUsers, err := userService.GetAll()
if err == nil {
logbuch.Info("pre-warming user project cache")
for _, u := range allUsers {
go heartbeatService.GetEntitySetByUser(models.SummaryProject, u)
}
}
}
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// Listen HTTP
listen(router)
}
func listen(handler http.Handler) {
var s4, s6, sSocket *http.Server
// IPv4
if config.Server.ListenIpV4 != "" {
bindString4 := config.Server.ListenIpV4 + ":" + strconv.Itoa(config.Server.Port)
s4 = &http.Server{
Handler: handler,
Addr: bindString4,
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ReadTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
WriteTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
}
}
// IPv6
if config.Server.ListenIpV6 != "" {
bindString6 := "[" + config.Server.ListenIpV6 + "]:" + strconv.Itoa(config.Server.Port)
s6 = &http.Server{
Handler: handler,
Addr: bindString6,
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ReadTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
WriteTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
}
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}
// UNIX domain socket
if config.Server.ListenSocket != "" {
// Remove if exists
if _, err := os.Stat(config.Server.ListenSocket); err == nil {
logbuch.Info("--> Removing unix socket %s", config.Server.ListenSocket)
if err := os.Remove(config.Server.ListenSocket); err != nil {
logbuch.Fatal(err.Error())
}
}
sSocket = &http.Server{
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Handler: handler,
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ReadTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
WriteTimeout: time.Duration(config.Server.TimeoutSec) * time.Second,
}
}
if config.UseTLS() {
if s4 != nil {
logbuch.Info("--> Listening for HTTPS on %s... ✅", s4.Addr)
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go func() {
if err := s4.ListenAndServeTLS(config.Server.TlsCertPath, config.Server.TlsKeyPath); err != nil {
logbuch.Fatal(err.Error())
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}
}()
}
if s6 != nil {
logbuch.Info("--> Listening for HTTPS on %s... ✅", s6.Addr)
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go func() {
if err := s6.ListenAndServeTLS(config.Server.TlsCertPath, config.Server.TlsKeyPath); err != nil {
logbuch.Fatal(err.Error())
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}
}()
}
if sSocket != nil {
logbuch.Info("--> Listening for HTTPS on %s... ✅", config.Server.ListenSocket)
go func() {
unixListener, err := net.Listen("unix", config.Server.ListenSocket)
if err != nil {
logbuch.Fatal(err.Error())
}
if err := sSocket.ServeTLS(unixListener, config.Server.TlsCertPath, config.Server.TlsKeyPath); err != nil {
logbuch.Fatal(err.Error())
}
}()
}
} else {
if s4 != nil {
logbuch.Info("--> Listening for HTTP on %s... ✅", s4.Addr)
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go func() {
if err := s4.ListenAndServe(); err != nil {
logbuch.Fatal(err.Error())
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}
}()
}
if s6 != nil {
logbuch.Info("--> Listening for HTTP on %s... ✅", s6.Addr)
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go func() {
if err := s6.ListenAndServe(); err != nil {
logbuch.Fatal(err.Error())
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}
}()
}
if sSocket != nil {
logbuch.Info("--> Listening for HTTP on %s... ✅", config.Server.ListenSocket)
go func() {
unixListener, err := net.Listen("unix", config.Server.ListenSocket)
if err != nil {
logbuch.Fatal(err.Error())
}
if err := sSocket.Serve(unixListener); err != nil {
logbuch.Fatal(err.Error())
}
}()
}
}
<-make(chan interface{}, 1)
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}