114 lines
2.5 KiB
Go
114 lines
2.5 KiB
Go
package main
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import (
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"bufio"
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"flag"
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"fmt"
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"os"
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"strconv"
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"strings"
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)
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func main() {
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subdomain := flag.String("subdomain", "", "subdomain name (without .domain)")
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port := flag.String("port", "", "target port")
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yes := flag.Bool("y", false, "skip confirmation")
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flag.Parse()
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cfg, err := LoadOrCreateConfig()
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if err != nil {
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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os.Exit(1)
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}
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reader := bufio.NewReader(os.Stdin)
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if *subdomain == "" {
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fmt.Printf("Subdomain (without .%s): ", cfg.Domain)
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*subdomain, _ = reader.ReadString('\n')
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*subdomain = strings.TrimSpace(*subdomain)
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}
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if err := validateSubdomain(*subdomain); err != nil {
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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os.Exit(1)
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}
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if *port == "" {
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fmt.Print("Target port: ")
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*port, _ = reader.ReadString('\n')
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*port = strings.TrimSpace(*port)
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}
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if err := validatePort(*port); err != nil {
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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os.Exit(1)
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}
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fqdn := *subdomain + "." + cfg.Domain
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fmt.Println()
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fmt.Printf(" DNS: CNAME %s → %s (Porkbun)\n", fqdn, cfg.Domain)
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fmt.Printf(" Caddy: %s → localhost:%s\n", fqdn, *port)
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fmt.Println()
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if !*yes {
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fmt.Print("Proceed? [Y/n] ")
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answer, _ := reader.ReadString('\n')
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answer = strings.TrimSpace(strings.ToLower(answer))
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if answer != "" && answer != "y" && answer != "yes" {
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fmt.Println("Aborted.")
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os.Exit(0)
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}
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}
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fmt.Println()
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// Step 1: DNS
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fmt.Print("[1/2] Creating DNS record on Porkbun... ")
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_, err = CreateDNSRecord(cfg, *subdomain)
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if err != nil {
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fmt.Println("✗")
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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os.Exit(1)
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}
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fmt.Println("✓")
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// Step 2: Caddy
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fmt.Print("[2/2] Adding Caddy route... ")
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err = AddCaddyRoute(cfg, fqdn, *port)
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if err != nil {
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fmt.Println("✗")
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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fmt.Fprintln(os.Stderr, "Warning: DNS record was created successfully. The Caddy route must be added manually.")
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os.Exit(1)
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}
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fmt.Println("✓")
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fmt.Printf("\nDone! %s → localhost:%s\n", fqdn, *port)
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}
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func validateSubdomain(s string) error {
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if s == "" {
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return fmt.Errorf("subdomain cannot be empty")
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}
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if strings.ContainsAny(s, ". \t") {
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return fmt.Errorf("subdomain must not contain dots or spaces")
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}
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return nil
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}
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func validatePort(p string) error {
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if p == "" {
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return fmt.Errorf("port cannot be empty")
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}
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n, err := strconv.Atoi(p)
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if err != nil {
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return fmt.Errorf("port must be a number")
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}
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if n < 1 || n > 65535 {
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return fmt.Errorf("port must be between 1 and 65535")
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}
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return nil
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}
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