mirror of
https://github.com/Luzifer/go-latestver.git
synced 2024-11-08 23:20:03 +00:00
101 lines
3.5 KiB
Go
101 lines
3.5 KiB
Go
package main
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import (
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"fmt"
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"net/http"
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"os"
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"time"
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"github.com/gorilla/mux"
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"github.com/robfig/cron/v3"
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log "github.com/sirupsen/logrus"
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"github.com/Luzifer/go-latestver/internal/config"
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"github.com/Luzifer/go-latestver/internal/database"
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httpHelper "github.com/Luzifer/go_helpers/v2/http"
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"github.com/Luzifer/rconfig/v2"
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)
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var (
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cfg = struct {
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BaseURL string `flag:"base-url" default:"https://example.com/" description:"Base-URL the application is reachable at"`
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Config string `flag:"config,c" default:"config.yaml" description:"Configuration file with catalog entries"`
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Listen string `flag:"listen" default:":3000" description:"Port/IP to listen on"`
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LogLevel string `flag:"log-level" default:"info" description:"Log level (debug, info, warn, error, fatal)"`
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CheckDistribution time.Duration `flag:"check-distribution" default:"1h" description:"Checks are executed at static times every [value]"`
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Storage string `flag:"storage" default:"sqlite" description:"Storage adapter to use (mysql, sqlite)"`
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StorageDSN string `flag:"storage-dsn" default:"file::memory:?cache=shared" description:"DSN to connect to the database"`
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VersionAndExit bool `flag:"version" default:"false" description:"Prints current version and exits"`
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}{}
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configFile = config.New()
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router *mux.Router
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storage *database.Client
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processStart = time.Now()
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version = "dev"
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)
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func initApp() {
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rconfig.AutoEnv(true)
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if err := rconfig.ParseAndValidate(&cfg); err != nil {
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log.Fatalf("Unable to parse commandline options: %s", err)
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}
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if cfg.VersionAndExit {
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fmt.Printf("go-latestver %s\n", version)
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os.Exit(0)
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}
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if l, err := log.ParseLevel(cfg.LogLevel); err != nil {
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log.WithError(err).Fatal("Unable to parse log level")
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} else {
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log.SetLevel(l)
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}
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}
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func main() {
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initApp()
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var err error
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if err = configFile.Load(cfg.Config); err != nil {
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log.WithError(err).Fatal("Unable to load configuration")
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}
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if err = configFile.ValidateCatalog(); err != nil {
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log.WithError(err).Fatal("Configuration is not valid")
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}
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storage, err = database.NewClient(cfg.Storage, cfg.StorageDSN)
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if err != nil {
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log.WithError(err).Fatal("Unable to connect to database")
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}
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scheduler := cron.New()
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scheduler.AddFunc(fmt.Sprintf("@every %s", schedulerInterval), schedulerRun)
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scheduler.Start()
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router = mux.NewRouter()
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router.HandleFunc("/v1/catalog", handleCatalogList).Methods(http.MethodGet)
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router.HandleFunc("/v1/catalog/{name}/{tag}", handleCatalogGet).Methods(http.MethodGet)
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router.HandleFunc("/v1/catalog/{name}/{tag}/log", handleLog).Methods(http.MethodGet)
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router.HandleFunc("/v1/catalog/{name}/{tag}/version", handleCatalogGetVersion).Methods(http.MethodGet)
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router.HandleFunc("/v1/log", handleLog).Methods(http.MethodGet)
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router.HandleFunc("/{name}/{tag}/log.rss", handleLogFeed).Methods(http.MethodGet).Name("catalog-entry-rss")
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router.HandleFunc("/log.rss", handleLogFeed).Methods(http.MethodGet).Name("log-rss")
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router.HandleFunc("/", handleSinglePage).Methods(http.MethodGet).Name("catalog")
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router.HandleFunc("/{name}/{tag}", handleSinglePage).Methods(http.MethodGet).Name("catalog-entry")
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router.PathPrefix("/").HandlerFunc(handleSinglePage)
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var handler http.Handler = router
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handler = httpHelper.GzipHandler(handler)
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handler = httpHelper.NewHTTPLogHandler(handler)
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if err := http.ListenAndServe(cfg.Listen, handler); err != nil {
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log.WithError(err).Fatal("HTTP server exited unclean")
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}
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}
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