Files
kvm/internal/confparser
Alex Howells 5cd265ae52 feat(network): add custom NTP/HTTP time sync configuration UI (#1289)
* feat(network): add custom NTP/HTTP time sync configuration UI

Closes #516, #645, #59

The backend supports custom NTP servers, HTTP URLs, source ordering,
parallel queries, and fallback control for time synchronization, but the
frontend only exposes three presets (NTP only, NTP and HTTP, HTTP only).
Users who need to specify their own NTP server — the core ask in all
three linked issues — have no way to do so through the UI.

Add a "Custom" option to the time sync dropdown. When selected, a card
appears with input fields for NTP servers and HTTP URLs, following the
same list-with-add/remove pattern used by the static IPv4 DNS fields.

This is a simplified alternative to #1102 which exposed every backend
field (source ordering, parallel queries, disable fallback) as direct
UI controls. That PR stalled for 3 months due to complexity concerns
and UX debate. This PR ships the functionality users actually requested
— custom NTP servers — with a minimal UI surface:

  #1102: 753 additions, 15 files, new Combobox modifications
  This:  ~120 additions, 18 files (13 are localization)

The advanced fields (TimeSyncOrdering, TimeSyncParallel,
TimeSyncDisableFallback) retain their backend defaults and can be
surfaced in a follow-up if there is demand.

Backend changes:

  confparser.go — add hostname_or_ipv4_or_ipv6 validation type so NTP
  server fields accept hostnames like pool.ntp.org, not just raw IPs.

  config.go — change TimeSyncNTPServers validation from ipv4_or_ipv6
  to hostname_or_ipv4_or_ipv6.

Frontend changes:

  CustomTimeSyncCard.tsx — new component with NTP server list and HTTP
  URL list, field validation, add/remove controls.

  stores.ts — add optional time_sync_ordering, time_sync_ntp_servers,
  time_sync_http_urls, time_sync_disable_fallback, time_sync_parallel
  to NetworkSettings interface.

  network settings page — uncomment Custom option, render card when
  time_sync_mode is custom.

Translations added for all 13 supported languages.

* fix(timesync): address review feedback on custom NTP UI

1. filterNTPServers: pass hostnames through instead of dropping
   them. net.ParseIP() returns nil for hostnames like
   pool.ntp.org, causing them to be silently skipped. The NTP
   library handles DNS resolution itself, so hostnames are valid
   entries.

2. getSyncMode: when TimeSyncMode is "custom", default the
   ordering to [ntp_user_provided, http_user_provided, ntp_dhcp,
   ntp, http] so user-provided servers are actually queried. The
   previous hardcoded default never included *_user_provided
   entries, rendering custom servers unreachable.

3. Stale config pointer: add SetNetworkConfig() on TimeSync and
   call it from rpcSetNetworkSettings after config.NetworkConfig
   is replaced. Without this, TimeSync holds a stale pointer and
   ignores runtime config changes until restart.

4. DNS vacuous truth: guard .every() calls on ipv4/ipv6 DNS
   dirty arrays with .length > 0 checks. [].every() returns true
   in JS, causing empty DNS arrays to falsely appear in the
   confirmation dialog.

Signed-off-by: Alex Howells <alex@howells.me>

* fix(timesync): ensure custom mode uses user-provided servers and re-syncs on settings change

Move TimeSyncOrdering override before the mode switch so "custom" mode
always sets the correct ordering with ntp_user_provided first, preventing
stale ordering values from overriding it. Trigger an immediate time sync
when network settings are saved so users don't have to wait for the
hourly cycle or reboot.

---------

Signed-off-by: Alex Howells <alex@howells.me>
Co-authored-by: Adam Shiervani <adam@jetkvm.com>
2026-03-29 12:16:52 +02:00
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