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package main
import (
"flag"
"fmt"
"log/slog"
"net/http"
"os"
"strings"
"time"
"git.wilk.cx/cr-web/registry"
"git.wilk.cx/cr-web/web"
)
func main() {
httpAddr := flag.String("http", ":8080", "HTTP listen address")
defaultVerbosity := os.Getenv("VERBOSITY")
verbosity := flag.String("verbosity", defaultVerbosity, "Log verbosity: ERR, WARN, INFO (env VERBOSITY)")
flag.Parse()
var level slog.Level
switch strings.ToUpper(strings.TrimSpace(*verbosity)) {
case "ERROR":
level = slog.LevelError
case "WARN":
level = slog.LevelWarn
case "INFO":
level = slog.LevelInfo
case "":
level = slog.LevelInfo
default:
fmt.Fprintf(os.Stderr, "invalid verbosity %q: expected ERROR, WARN, or INFO\n", *verbosity)
os.Exit(2)
}
slog.SetDefault(slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: level})))
registryURL := os.Getenv("REGISTRY_URL")
if registryURL == "" {
registryURL = "http://localhost:5000"
}
extRegistryURL := os.Getenv("EXT_REGISTRY_URL")
if extRegistryURL == "" {
extRegistryURL = registryURL
}
registryHost := strings.TrimRight(strings.TrimPrefix(strings.TrimPrefix(extRegistryURL, "https://"), "http://"), "/")
provider := ®istry.HTTPProvider{
BaseURL: registryURL,
Client: &http.Client{
Timeout: 10 * time.Second,
},
}
server, err := web.NewServer(provider, registryHost)
if err != nil {
slog.Error("initialize server", "error", err)
os.Exit(1)
}
httpServer := &http.Server{
Addr: *httpAddr,
Handler: server.Handler(),
ReadHeaderTimeout: 5 * time.Second,
}
slog.Info("listening", "address", *httpAddr)
if err := httpServer.ListenAndServe(); err != nil {
slog.Error("HTTP server stopped", "error", err)
os.Exit(1)
}
}
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