feat(server): retire scan scheduler for watcher + safety-net walk

Wire the fsnotify watcher and a fixed 12h safety-net delta walk in main;
remove the configurable scan scheduler (scheduler.go, scan_schedule table via
migration 0033, GET/PATCH /api/admin/scan/schedule, and the server/api
plumbing). Manual scan + scan status are unchanged.
This commit is contained in:
2026-06-06 21:50:08 -04:00
parent c39a9ca18f
commit e994aae613
13 changed files with 79 additions and 816 deletions
-155
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@@ -1,155 +0,0 @@
package api
import (
"encoding/json"
"errors"
"fmt"
"net/http"
"time"
"github.com/jackc/pgx/v5"
"git.fabledsword.com/bvandeusen/minstrel/internal/apierror"
"git.fabledsword.com/bvandeusen/minstrel/internal/db/dbq"
"git.fabledsword.com/bvandeusen/minstrel/internal/library"
)
type scanScheduleResp struct {
Mode string `json:"mode"`
IntervalHours *int `json:"interval_hours"`
TimeOfDay *string `json:"time_of_day"`
WeeklyDay *int `json:"weekly_day"`
NextScheduledAt *string `json:"next_scheduled_at"`
}
type scanScheduleReq struct {
Mode string `json:"mode"`
IntervalHours *int `json:"interval_hours"`
TimeOfDay *string `json:"time_of_day"`
WeeklyDay *int `json:"weekly_day"`
}
func (h *handlers) handleGetScanSchedule(w http.ResponseWriter, r *http.Request) {
q := dbq.New(h.pool)
row, err := q.GetScanSchedule(r.Context())
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
h.logger.Error("admin: scan_schedule singleton row missing")
writeErr(w, apierror.InternalMsg("schedule row missing", errors.New("schedule row missing")))
return
}
writeErrWithLog(w, h.logger, "admin: get scan schedule", apierror.InternalMsg("lookup failed", err))
return
}
writeJSON(w, http.StatusOK, scanScheduleRespFromRow(row, h.scheduler.NextFire()))
}
func (h *handlers) handlePatchScanSchedule(w http.ResponseWriter, r *http.Request) {
var req scanScheduleReq
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
writeErr(w, apierror.BadRequest("bad_body", "invalid JSON"))
return
}
if err := validateScheduleReq(&req); err != nil {
writeErr(w, apierror.BadRequest("validation", err.Error()))
return
}
q := dbq.New(h.pool)
if err := q.UpdateScanSchedule(r.Context(), dbq.UpdateScanScheduleParams{
Mode: req.Mode,
IntervalHours: pgInt32Ptr(req.IntervalHours),
TimeOfDay: req.TimeOfDay,
WeeklyDay: pgInt32Ptr(req.WeeklyDay),
}); err != nil {
writeErrWithLog(w, h.logger, "admin: update scan schedule", apierror.InternalMsg("update failed", err))
return
}
h.scheduler.Refresh()
row, err := q.GetScanSchedule(r.Context())
if err != nil {
writeErrWithLog(w, h.logger, "admin: re-read scan schedule", apierror.InternalMsg("re-read failed", err))
return
}
cfg := library.ScheduleConfig{Mode: row.Mode}
if row.IntervalHours != nil {
cfg.IntervalHours = int(*row.IntervalHours)
}
if row.TimeOfDay != nil {
cfg.TimeOfDay = *row.TimeOfDay
}
if row.WeeklyDay != nil {
cfg.WeeklyDay = int(*row.WeeklyDay)
}
next := cfg.NextFire(time.Now())
writeJSON(w, http.StatusOK, scanScheduleRespFromRow(row, next))
}
func validateScheduleReq(req *scanScheduleReq) error {
switch req.Mode {
case "off":
req.IntervalHours = nil
req.TimeOfDay = nil
req.WeeklyDay = nil
return nil
case "interval":
if req.IntervalHours == nil || *req.IntervalHours <= 0 {
return fmt.Errorf("interval_hours required and > 0 when mode=interval")
}
req.TimeOfDay = nil
req.WeeklyDay = nil
return nil
case "daily":
if req.TimeOfDay == nil || *req.TimeOfDay == "" {
return fmt.Errorf("time_of_day required when mode=daily")
}
req.IntervalHours = nil
req.WeeklyDay = nil
return nil
case "weekly":
if req.TimeOfDay == nil || *req.TimeOfDay == "" {
return fmt.Errorf("time_of_day required when mode=weekly")
}
if req.WeeklyDay == nil || *req.WeeklyDay < 1 || *req.WeeklyDay > 7 {
return fmt.Errorf("weekly_day required and in [1, 7] when mode=weekly")
}
req.IntervalHours = nil
return nil
default:
return fmt.Errorf("invalid mode %q (want off / interval / daily / weekly)", req.Mode)
}
}
func scanScheduleRespFromRow(row dbq.GetScanScheduleRow, nextFire time.Time) scanScheduleResp {
resp := scanScheduleResp{Mode: row.Mode}
if row.IntervalHours != nil {
v := int(*row.IntervalHours)
resp.IntervalHours = &v
}
if row.TimeOfDay != nil {
v := *row.TimeOfDay
resp.TimeOfDay = &v
}
if row.WeeklyDay != nil {
v := int(*row.WeeklyDay)
resp.WeeklyDay = &v
}
if !nextFire.IsZero() {
s := nextFire.UTC().Format(time.RFC3339)
resp.NextScheduledAt = &s
}
return resp
}
func pgInt32Ptr(src *int) *int32 {
if src == nil {
return nil
}
v := int32(*src)
return &v
}
-181
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@@ -1,181 +0,0 @@
package api
import (
"bytes"
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"os"
"testing"
"time"
"github.com/go-chi/chi/v5"
"git.fabledsword.com/bvandeusen/minstrel/internal/auth"
"git.fabledsword.com/bvandeusen/minstrel/internal/library"
)
func newAdminScheduleRouter(h *handlers) chi.Router {
r := chi.NewRouter()
r.Route("/api/admin", func(admin chi.Router) {
admin.Use(auth.RequireAdmin())
admin.Get("/scan/schedule", h.handleGetScanSchedule)
admin.Patch("/scan/schedule", h.handlePatchScanSchedule)
})
return r
}
func TestAdminScanSchedule_Get_DefaultIsOff(t *testing.T) {
if os.Getenv("MINSTREL_TEST_DATABASE_URL") == "" {
t.Skip("MINSTREL_TEST_DATABASE_URL not set")
}
h, pool := testHandlers(t)
s := library.NewScheduler(pool, h.logger, nil, nil, library.RunScanConfig{})
h.scheduler = s
admin := seedUser(t, pool, "schedget", "pw", true)
req := httptest.NewRequest(http.MethodGet, "/api/admin/scan/schedule", nil)
req = withUser(req, admin)
rec := httptest.NewRecorder()
newAdminScheduleRouter(h).ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("status = %d, want 200; body=%s", rec.Code, rec.Body.String())
}
var resp scanScheduleResp
if err := json.Unmarshal(rec.Body.Bytes(), &resp); err != nil {
t.Fatalf("decode: %v", err)
}
if resp.Mode != "off" {
t.Errorf("Mode = %q, want off", resp.Mode)
}
if resp.NextScheduledAt != nil {
t.Errorf("NextScheduledAt = %v, want nil for mode=off", resp.NextScheduledAt)
}
}
func TestAdminScanSchedule_Patch_DailyMode(t *testing.T) {
if os.Getenv("MINSTREL_TEST_DATABASE_URL") == "" {
t.Skip("MINSTREL_TEST_DATABASE_URL not set")
}
h, pool := testHandlers(t)
s := library.NewScheduler(pool, h.logger, nil, nil, library.RunScanConfig{})
h.scheduler = s
admin := seedUser(t, pool, "schedpatch", "pw", true)
body := `{"mode":"daily","time_of_day":"03:00"}`
req := httptest.NewRequest(http.MethodPatch, "/api/admin/scan/schedule",
bytes.NewReader([]byte(body)))
req.Header.Set("Content-Type", "application/json")
req = withUser(req, admin)
rec := httptest.NewRecorder()
newAdminScheduleRouter(h).ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("status = %d, want 200; body=%s", rec.Code, rec.Body.String())
}
var resp scanScheduleResp
if err := json.Unmarshal(rec.Body.Bytes(), &resp); err != nil {
t.Fatalf("decode: %v", err)
}
if resp.Mode != "daily" {
t.Errorf("Mode = %q, want daily", resp.Mode)
}
if resp.TimeOfDay == nil || *resp.TimeOfDay != "03:00" {
t.Errorf("TimeOfDay = %v, want '03:00'", resp.TimeOfDay)
}
if resp.NextScheduledAt == nil {
t.Errorf("NextScheduledAt = nil, want a future ISO timestamp")
} else {
next, err := time.Parse(time.RFC3339, *resp.NextScheduledAt)
if err != nil {
t.Errorf("NextScheduledAt parse: %v", err)
} else if local := next.Local(); local.Hour() != 3 || local.Minute() != 0 {
// Handler computes next-fire from time.Now() in the host zone, so
// the local-time hour is what's stable across CI runners regardless
// of TZ; the wire timestamp is UTC but parses back to the same
// instant either way.
t.Errorf("NextScheduledAt local time = %v, want 03:00 in host zone", local)
}
}
}
func TestAdminScanSchedule_Patch_WeeklyMissingDay_400(t *testing.T) {
if os.Getenv("MINSTREL_TEST_DATABASE_URL") == "" {
t.Skip("MINSTREL_TEST_DATABASE_URL not set")
}
h, pool := testHandlers(t)
s := library.NewScheduler(pool, h.logger, nil, nil, library.RunScanConfig{})
h.scheduler = s
admin := seedUser(t, pool, "schedweekly", "pw", true)
body := `{"mode":"weekly","time_of_day":"03:00"}`
req := httptest.NewRequest(http.MethodPatch, "/api/admin/scan/schedule",
bytes.NewReader([]byte(body)))
req.Header.Set("Content-Type", "application/json")
req = withUser(req, admin)
rec := httptest.NewRecorder()
newAdminScheduleRouter(h).ServeHTTP(rec, req)
if rec.Code != http.StatusBadRequest {
t.Errorf("status = %d, want 400; body=%s", rec.Code, rec.Body.String())
}
}
func TestAdminScanSchedule_Patch_OffNormalizes(t *testing.T) {
if os.Getenv("MINSTREL_TEST_DATABASE_URL") == "" {
t.Skip("MINSTREL_TEST_DATABASE_URL not set")
}
h, pool := testHandlers(t)
s := library.NewScheduler(pool, h.logger, nil, nil, library.RunScanConfig{})
h.scheduler = s
admin := seedUser(t, pool, "schedoff", "pw", true)
if _, err := pool.Exec(context.Background(),
`UPDATE scan_schedule SET mode='daily', time_of_day='03:00' WHERE id=true`,
); err != nil {
t.Fatalf("seed: %v", err)
}
body := `{"mode":"off","time_of_day":"03:00"}`
req := httptest.NewRequest(http.MethodPatch, "/api/admin/scan/schedule",
bytes.NewReader([]byte(body)))
req.Header.Set("Content-Type", "application/json")
req = withUser(req, admin)
rec := httptest.NewRecorder()
newAdminScheduleRouter(h).ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("status = %d, want 200; body=%s", rec.Code, rec.Body.String())
}
var timeOfDay *string
if err := pool.QueryRow(context.Background(),
`SELECT time_of_day FROM scan_schedule WHERE id=true`,
).Scan(&timeOfDay); err != nil {
t.Fatalf("verify: %v", err)
}
if timeOfDay != nil {
t.Errorf("time_of_day = %v, want nil after mode=off normalize", timeOfDay)
}
}
func TestAdminScanSchedule_NonAdmin_403(t *testing.T) {
if os.Getenv("MINSTREL_TEST_DATABASE_URL") == "" {
t.Skip("MINSTREL_TEST_DATABASE_URL not set")
}
h, pool := testHandlers(t)
s := library.NewScheduler(pool, h.logger, nil, nil, library.RunScanConfig{})
h.scheduler = s
user := seedUser(t, pool, "schednonadmin", "pw", false)
req := httptest.NewRequest(http.MethodGet, "/api/admin/scan/schedule", nil)
req = withUser(req, user)
rec := httptest.NewRecorder()
newAdminScheduleRouter(h).ServeHTTP(rec, req)
if rec.Code != http.StatusForbidden {
t.Errorf("status = %d, want 403", rec.Code)
}
}
+1 -5
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@@ -28,7 +28,7 @@ import (
// Mount attaches /api/* handlers to r. Public endpoints (login) are outside
// RequireUser; everything else is gated by the middleware. The events writer
// is shared with the Subsonic mount so /rest/scrobble feeds the same store.
func Mount(r chi.Router, pool *pgxpool.Pool, logger *slog.Logger, events *playevents.Writer, recCfg config.RecommendationConfig, lidarrCfg *lidarrconfig.Service, lidarrReqs *lidarrrequests.Service, lidarrQuar *lidarrquarantine.Service, tracksSvc *tracks.Service, playlistsSvc *playlists.Service, coverEnricher *coverart.Enricher, coverSettings *coverart.SettingsService, scanner *library.Scanner, scanCfg library.RunScanConfig, scheduler *library.Scheduler, dataDir string, sender mailer.Sender, bus *eventbus.Bus, playlistScheduler *playlists.Scheduler, streamSecret []byte) {
func Mount(r chi.Router, pool *pgxpool.Pool, logger *slog.Logger, events *playevents.Writer, recCfg config.RecommendationConfig, lidarrCfg *lidarrconfig.Service, lidarrReqs *lidarrrequests.Service, lidarrQuar *lidarrquarantine.Service, tracksSvc *tracks.Service, playlistsSvc *playlists.Service, coverEnricher *coverart.Enricher, coverSettings *coverart.SettingsService, scanner *library.Scanner, scanCfg library.RunScanConfig, dataDir string, sender mailer.Sender, bus *eventbus.Bus, playlistScheduler *playlists.Scheduler, streamSecret []byte) {
rng := rand.New(rand.NewSource(rand.Int63()))
h := &handlers{
pool: pool, logger: logger, events: events, recCfg: recCfg,
@@ -42,7 +42,6 @@ func Mount(r chi.Router, pool *pgxpool.Pool, logger *slog.Logger, events *playev
coverSettings: coverSettings,
scanner: scanner,
scanCfg: scanCfg,
scheduler: scheduler,
dataDir: dataDir,
mailer: sender,
eventbus: bus,
@@ -167,8 +166,6 @@ func Mount(r chi.Router, pool *pgxpool.Pool, logger *slog.Logger, events *playev
admin.Get("/scan/status", h.handleGetScanStatus)
admin.Post("/scan/run", h.handleTriggerScan)
admin.Get("/scan/schedule", h.handleGetScanSchedule)
admin.Patch("/scan/schedule", h.handlePatchScanSchedule)
admin.Get("/library/coverage", h.handleGetLibraryCoverage)
@@ -222,7 +219,6 @@ type handlers struct {
coverSettings *coverart.SettingsService
scanner *library.Scanner
scanCfg library.RunScanConfig
scheduler *library.Scheduler
dataDir string
mailer mailer.Sender
eventbus *eventbus.Bus
+1 -1
View File
@@ -465,7 +465,7 @@ func TestRoutesRegisteredInMount(t *testing.T) {
r := chi.NewRouter()
w := playevents.NewWriter(h.pool, slog.New(slog.NewTextHandler(io.Discard, nil)),
30*time.Minute, 0.5, 30000)
Mount(r, h.pool, h.logger, w, config.RecommendationConfig{RadioSize: 50, RadioSizeMax: 200, RecentlyPlayedHours: 1}, h.lidarrCfg, h.lidarrRequests, h.lidarrQuarantine, h.tracks, h.playlists, h.coverart, h.coverSettings, h.scanner, h.scanCfg, nil, h.dataDir, nil, eventbus.New(), nil, nil)
Mount(r, h.pool, h.logger, w, config.RecommendationConfig{RadioSize: 50, RadioSizeMax: 200, RecentlyPlayedHours: 1}, h.lidarrCfg, h.lidarrRequests, h.lidarrQuarantine, h.tracks, h.playlists, h.coverart, h.coverSettings, h.scanner, h.scanCfg, h.dataDir, nil, eventbus.New(), nil, nil)
paths := []string{
"/api/artists",