25d087697e
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- Add pkg/tor package for Tor hidden service integration - Add Tor config options: ORLY_TOR_ENABLED, ORLY_TOR_PORT, ORLY_TOR_HS_DIR, ORLY_TOR_ONION_ADDRESS - Extend NIP-11 relay info with addresses field for .onion URLs - Add fallback relays (Damus, nos.lol, nostr.band, purplepag.es) for profile lookups - Refactor profile fetching to try local relay first, then fallback relays - Add Tor setup documentation and deployment scripts Files modified: - app/config/config.go: Add Tor configuration options - app/handle-relayinfo.go: Add ExtendedRelayInfo with addresses field - app/main.go: Initialize and manage Tor service lifecycle - app/server.go: Add torService field to Server struct - app/web/src/constants.js: Add FALLBACK_RELAYS - app/web/src/nostr.js: Add fallback relay profile fetching - pkg/tor/: New package for Tor hidden service management - docs/TOR_SETUP.md: Documentation for Tor configuration - deploy/orly-tor.service: Systemd service for Tor integration - scripts/tor-*.sh: Setup scripts for Tor development and production 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
117 lines
2.4 KiB
Go
117 lines
2.4 KiB
Go
package tor
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import (
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"os"
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"path/filepath"
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"strings"
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"sync"
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"time"
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"lol.mleku.dev/chk"
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"lol.mleku.dev/log"
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)
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// HostnameWatcher watches the Tor hidden service hostname file for changes.
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// When Tor creates or updates a hidden service, it writes the .onion address
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// to a file called "hostname" in the HiddenServiceDir.
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type HostnameWatcher struct {
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hsDir string
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address string
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onChange func(string)
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stopCh chan struct{}
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mu sync.RWMutex
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}
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// NewHostnameWatcher creates a new hostname watcher for the given HiddenServiceDir.
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func NewHostnameWatcher(hsDir string) *HostnameWatcher {
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return &HostnameWatcher{
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hsDir: hsDir,
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stopCh: make(chan struct{}),
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}
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}
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// OnChange sets a callback function to be called when the hostname changes.
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func (w *HostnameWatcher) OnChange(fn func(string)) {
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w.mu.Lock()
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w.onChange = fn
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w.mu.Unlock()
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}
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// Start begins watching the hostname file.
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func (w *HostnameWatcher) Start() error {
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// Try to read immediately
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if err := w.readHostname(); err != nil {
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log.D.F("hostname file not yet available: %v", err)
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}
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// Start polling goroutine
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go w.poll()
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return nil
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}
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// Stop stops the hostname watcher.
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func (w *HostnameWatcher) Stop() {
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close(w.stopCh)
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}
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// Address returns the current .onion address.
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func (w *HostnameWatcher) Address() string {
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w.mu.RLock()
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defer w.mu.RUnlock()
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return w.address
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}
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// poll periodically checks the hostname file for changes.
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func (w *HostnameWatcher) poll() {
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ticker := time.NewTicker(5 * time.Second)
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defer ticker.Stop()
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for {
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select {
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case <-w.stopCh:
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return
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case <-ticker.C:
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if err := w.readHostname(); err != nil {
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// Only log at trace level to avoid spam
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log.T.F("hostname read: %v", err)
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}
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}
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}
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}
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// readHostname reads the hostname file and updates the address if changed.
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func (w *HostnameWatcher) readHostname() error {
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path := filepath.Join(w.hsDir, "hostname")
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data, err := os.ReadFile(path)
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if chk.T(err) {
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return err
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}
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// Parse the address (file contains "xyz.onion\n")
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addr := strings.TrimSpace(string(data))
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if addr == "" {
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return nil
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}
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w.mu.Lock()
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oldAddr := w.address
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w.address = addr
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onChange := w.onChange
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w.mu.Unlock()
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// Call callback if address changed
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if addr != oldAddr && onChange != nil {
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onChange(addr)
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}
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return nil
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}
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// HostnameFilePath returns the path to the hostname file.
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func (w *HostnameWatcher) HostnameFilePath() string {
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return filepath.Join(w.hsDir, "hostname")
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}
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