mirror of
https://github.com/AdguardTeam/AdGuardHome.git
synced 2024-11-21 20:45:33 +03:00
all: slog stats
This commit is contained in:
Stanislav Chzhen
parent
76344f9785
commit
2c0ffd91fd
7 changed files with 70 additions and 45 deletions
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@ -20,6 +20,7 @@ import (
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"github.com/AdguardTeam/AdGuardHome/internal/stats"
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"github.com/AdguardTeam/golibs/errors"
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"github.com/AdguardTeam/golibs/log"
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"github.com/AdguardTeam/golibs/logutil/slogutil"
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"github.com/AdguardTeam/golibs/netutil"
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"github.com/ameshkov/dnscrypt/v2"
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yaml "gopkg.in/yaml.v3"
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@ -54,6 +55,7 @@ func initDNS(l *slog.Logger) (err error) {
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}
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statsConf := stats.Config{
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Logger: l.With(slogutil.KeyPrefix, "stats"),
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Filename: filepath.Join(statsDir, "stats.db"),
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Limit: config.Stats.Interval.Duration,
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ConfigModified: onConfigModified,
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@ -10,7 +10,6 @@ import (
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"github.com/AdguardTeam/AdGuardHome/internal/aghalg"
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"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
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"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
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"github.com/AdguardTeam/golibs/log"
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"github.com/AdguardTeam/golibs/timeutil"
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)
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@ -62,7 +61,7 @@ func (s *StatsCtx) handleStats(w http.ResponseWriter, r *http.Request) {
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resp, ok = s.getData(uint32(s.limit.Hours()))
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}()
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log.Debug("stats: prepared data in %v", time.Since(start))
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s.logger.Debug("prepared data", "elapsed", time.Since(start))
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if !ok {
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// Don't bring the message to the lower case since it's a part of UI
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@ -10,6 +10,7 @@ import (
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"time"
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"github.com/AdguardTeam/AdGuardHome/internal/aghalg"
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"github.com/AdguardTeam/golibs/logutil/slogutil"
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"github.com/AdguardTeam/golibs/testutil"
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"github.com/AdguardTeam/golibs/timeutil"
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"github.com/stretchr/testify/assert"
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@ -24,6 +25,7 @@ func TestHandleStatsConfig(t *testing.T) {
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)
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conf := Config{
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Logger: slogutil.NewDiscardLogger(),
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UnitID: func() (id uint32) { return 0 },
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ConfigModified: func() {},
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ShouldCountClient: func([]string) bool { return true },
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@ -5,6 +5,7 @@ package stats
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import (
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"fmt"
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"io"
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"log/slog"
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"net/netip"
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"os"
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"sync"
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@ -14,7 +15,7 @@ import (
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"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
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"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
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"github.com/AdguardTeam/golibs/errors"
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"github.com/AdguardTeam/golibs/log"
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"github.com/AdguardTeam/golibs/logutil/slogutil"
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"github.com/AdguardTeam/golibs/timeutil"
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"go.etcd.io/bbolt"
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)
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@ -43,6 +44,10 @@ func validateIvl(ivl time.Duration) (err error) {
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//
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// Do not alter any fields of this structure after using it.
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type Config struct {
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// Logger is used for logging the operation of the statistics management.
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// It must not be nil.
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Logger *slog.Logger
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// UnitID is the function to generate the identifier for current unit. If
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// nil, the default function is used, see newUnitID.
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UnitID UnitIDGenFunc
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@ -96,6 +101,10 @@ type Interface interface {
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// StatsCtx collects the statistics and flushes it to the database. Its default
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// flushing interval is one hour.
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type StatsCtx struct {
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// logger is used for logging the operation of the statistics management.
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// It must not be nil.
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logger *slog.Logger
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// currMu protects curr.
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currMu *sync.RWMutex
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// curr is the actual statistics collection result.
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@ -150,6 +159,7 @@ func New(conf Config) (s *StatsCtx, err error) {
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}
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s = &StatsCtx{
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logger: conf.Logger,
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currMu: &sync.RWMutex{},
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httpRegister: conf.HTTPRegister,
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configModified: conf.ConfigModified,
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@ -181,18 +191,18 @@ func New(conf Config) (s *StatsCtx, err error) {
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return nil, fmt.Errorf("stats: opening a transaction: %w", err)
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}
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deleted := deleteOldUnits(tx, id-uint32(s.limit.Hours())-1)
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udb = loadUnitFromDB(tx, id)
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deleted := s.deleteOldUnits(tx, id-uint32(s.limit.Hours())-1)
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udb = s.loadUnitFromDB(tx, id)
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err = finishTxn(tx, deleted > 0)
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if err != nil {
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log.Error("stats: %s", err)
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s.logger.Error("finishing transacation", slogutil.KeyError, err)
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}
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s.curr = newUnit(id)
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s.curr.deserialize(udb)
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log.Debug("stats: initialized")
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s.logger.Debug("initialized")
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return s, nil
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}
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@ -237,7 +247,7 @@ func (s *StatsCtx) Close() (err error) {
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defer func() {
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cerr := db.Close()
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if cerr == nil {
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log.Debug("stats: database closed")
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s.logger.Debug("database closed")
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}
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err = errors.WithDeferred(err, cerr)
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@ -254,7 +264,7 @@ func (s *StatsCtx) Close() (err error) {
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udb := s.curr.serialize()
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return udb.flushUnitToDB(tx, s.curr.id)
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return s.flushUnitToDB(udb, tx, s.curr.id)
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}
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// Update implements the [Interface] interface for *StatsCtx. e must not be
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@ -269,7 +279,7 @@ func (s *StatsCtx) Update(e *Entry) {
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err := e.validate()
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if err != nil {
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log.Debug("stats: updating: validating entry: %s", err)
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s.logger.Debug("validating entry", slogutil.KeyError, err)
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return
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}
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@ -278,7 +288,7 @@ func (s *StatsCtx) Update(e *Entry) {
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defer s.currMu.Unlock()
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if s.curr == nil {
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log.Error("stats: current unit is nil")
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s.logger.Error("current unit is nil")
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return
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}
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@ -333,8 +343,8 @@ func (s *StatsCtx) TopClientsIP(maxCount uint) (ips []netip.Addr) {
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// deleteOldUnits walks the buckets available to tx and deletes old units. It
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// returns the number of deletions performed.
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func deleteOldUnits(tx *bbolt.Tx, firstID uint32) (deleted int) {
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log.Debug("stats: deleting old units until id %d", firstID)
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func (s *StatsCtx) deleteOldUnits(tx *bbolt.Tx, firstID uint32) (deleted int) {
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s.logger.Debug("deleting old units up to", "unit", firstID)
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// TODO(a.garipov): See if this is actually necessary. Looks like a rather
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// bizarre solution.
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@ -348,12 +358,12 @@ func deleteOldUnits(tx *bbolt.Tx, firstID uint32) (deleted int) {
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err = tx.DeleteBucket(name)
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if err != nil {
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log.Debug("stats: deleting bucket: %s", err)
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s.logger.Debug("deleting bucket", slogutil.KeyError, err)
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return nil
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}
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log.Debug("stats: deleted unit %d (name %x)", nameID, name)
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s.logger.Debug("deleted unit", "name_id", nameID, "name", fmt.Sprintf("%x", name))
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deleted++
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@ -362,7 +372,7 @@ func deleteOldUnits(tx *bbolt.Tx, firstID uint32) (deleted int) {
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err := tx.ForEach(walk)
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if err != nil && !errors.Is(err, errStop) {
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log.Debug("stats: deleting units: %s", err)
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s.logger.Debug("deleting units", slogutil.KeyError, err)
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}
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return deleted
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@ -371,20 +381,19 @@ func deleteOldUnits(tx *bbolt.Tx, firstID uint32) (deleted int) {
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// openDB returns an error if the database can't be opened from the specified
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// file. It's safe for concurrent use.
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func (s *StatsCtx) openDB() (err error) {
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log.Debug("stats: opening database")
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s.logger.Debug("opening database")
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var db *bbolt.DB
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db, err = bbolt.Open(s.filename, 0o644, nil)
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if err != nil {
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if err.Error() == "invalid argument" {
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log.Error("AdGuard Home cannot be initialized due to an incompatible file system.\nPlease read the explanation here: https://github.com/AdguardTeam/AdGuardHome/wiki/Getting-Started#limitations")
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s.logger.Error("AdGuard Home cannot be initialized due to an incompatible file system.\nPlease read the explanation here: https://github.com/AdguardTeam/AdGuardHome/wiki/Getting-Started#limitations")
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}
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return err
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}
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// Use defer to unlock the mutex as soon as possible.
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defer log.Debug("stats: database opened")
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defer s.logger.Debug("database opened")
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s.db.Store(db)
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@ -424,21 +433,22 @@ func (s *StatsCtx) flushDB(id, limit uint32, ptr *unit) (cont bool, sleepFor tim
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isCommitable := true
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tx, err := db.Begin(true)
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if err != nil {
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log.Error("stats: opening transaction: %s", err)
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s.logger.Error("opening transaction", slogutil.KeyError, err)
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return true, 0
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}
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defer func() {
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if err = finishTxn(tx, isCommitable); err != nil {
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log.Error("stats: %s", err)
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s.logger.Error("finishing transaction", slogutil.KeyError, err)
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}
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}()
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s.curr = newUnit(id)
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flushErr := ptr.serialize().flushUnitToDB(tx, ptr.id)
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udb := ptr.serialize()
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flushErr := s.flushUnitToDB(udb, tx, ptr.id)
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if flushErr != nil {
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log.Error("stats: flushing unit: %s", flushErr)
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s.logger.Error("flushing unit", slogutil.KeyError, flushErr)
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isCommitable = false
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}
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@ -446,11 +456,12 @@ func (s *StatsCtx) flushDB(id, limit uint32, ptr *unit) (cont bool, sleepFor tim
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if delErr != nil {
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// TODO(e.burkov): Improve the algorithm of deleting the oldest bucket
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// to avoid the error.
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msg := "deleting bucket"
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if errors.Is(delErr, bbolt.ErrBucketNotFound) {
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log.Debug("stats: warning: deleting unit: %s", delErr)
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s.logger.Warn(msg, slogutil.KeyError, delErr)
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} else {
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isCommitable = false
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log.Error("stats: deleting unit: %s", delErr)
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s.logger.Error(msg, slogutil.KeyError, delErr)
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}
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}
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@ -467,7 +478,7 @@ func (s *StatsCtx) periodicFlush() {
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cont, sleepFor = s.flush()
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}
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log.Debug("periodic flushing finished")
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s.logger.Debug("periodic flushing finished")
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}
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// setLimit sets the limit. s.lock is expected to be locked.
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@ -477,16 +488,16 @@ func (s *StatsCtx) setLimit(limit time.Duration) {
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if limit != 0 {
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s.enabled = true
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s.limit = limit
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log.Debug("stats: set limit: %d days", limit/timeutil.Day)
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s.logger.Debug("setting limit in days", "num", limit/timeutil.Day)
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return
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}
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s.enabled = false
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log.Debug("stats: disabled")
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s.logger.Debug("disabled")
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if err := s.clear(); err != nil {
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log.Error("stats: %s", err)
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s.logger.Error("clearing", slogutil.KeyError, err)
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}
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}
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@ -499,7 +510,7 @@ func (s *StatsCtx) clear() (err error) {
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var tx *bbolt.Tx
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tx, err = db.Begin(true)
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if err != nil {
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log.Error("stats: opening a transaction: %s", err)
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s.logger.Error("opening transaction", slogutil.KeyError, err)
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} else if err = finishTxn(tx, false); err != nil {
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// Don't wrap the error since it's informative enough as is.
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return err
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@ -513,21 +524,21 @@ func (s *StatsCtx) clear() (err error) {
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}
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// All active transactions are now closed.
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log.Debug("stats: database closed")
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s.logger.Debug("database closed")
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}
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err = os.Remove(s.filename)
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if err != nil {
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log.Error("stats: %s", err)
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s.logger.Error("removing", slogutil.KeyError, err)
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}
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err = s.openDB()
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if err != nil {
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log.Error("stats: opening database: %s", err)
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s.logger.Error("opening database", slogutil.KeyError, err)
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}
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// Use defer to unlock the mutex as soon as possible.
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defer log.Debug("stats: cleared")
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defer s.logger.Debug("cleared")
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s.currMu.Lock()
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defer s.currMu.Unlock()
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@ -548,7 +559,7 @@ func (s *StatsCtx) loadUnits(limit uint32) (units []*unitDB, curID uint32) {
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// taken into account.
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tx, err := db.Begin(true)
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if err != nil {
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log.Error("stats: opening transaction: %s", err)
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s.logger.Error("opening transaction", slogutil.KeyError, err)
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return nil, 0
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}
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@ -568,7 +579,7 @@ func (s *StatsCtx) loadUnits(limit uint32) (units []*unitDB, curID uint32) {
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units = make([]*unitDB, 0, limit)
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firstID := curID - limit + 1
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for i := firstID; i != curID; i++ {
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u := loadUnitFromDB(tx, i)
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u := s.loadUnitFromDB(tx, i)
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if u == nil {
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u = &unitDB{NResult: make([]uint64, resultLast)}
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}
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@ -577,7 +588,7 @@ func (s *StatsCtx) loadUnits(limit uint32) (units []*unitDB, curID uint32) {
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err = finishTxn(tx, false)
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if err != nil {
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log.Error("stats: %s", err)
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s.logger.Error("finishing transaction", slogutil.KeyError, err)
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}
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if cur != nil {
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@ -585,7 +596,9 @@ func (s *StatsCtx) loadUnits(limit uint32) (units []*unitDB, curID uint32) {
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}
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if unitsLen := len(units); unitsLen != int(limit) {
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log.Fatalf("loaded %d units whilst the desired number is %d", unitsLen, limit)
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// Should not happen.
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s.logger.Error("number of loaded units not equal to limit", "loaded", unitsLen, "limit", limit)
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units = units[:limit]
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}
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return units, curID
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@ -8,6 +8,7 @@ import (
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"testing"
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"time"
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"github.com/AdguardTeam/golibs/logutil/slogutil"
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"github.com/AdguardTeam/golibs/testutil"
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"github.com/AdguardTeam/golibs/timeutil"
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"github.com/stretchr/testify/assert"
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@ -18,6 +19,7 @@ func TestStats_races(t *testing.T) {
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var r uint32
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idGen := func() (id uint32) { return atomic.LoadUint32(&r) }
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conf := Config{
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Logger: slogutil.NewDiscardLogger(),
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ShouldCountClient: func([]string) bool { return true },
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UnitID: idGen,
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Filename: filepath.Join(t.TempDir(), "./stats.db"),
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@ -94,6 +96,7 @@ func TestStatsCtx_FillCollectedStats_daily(t *testing.T) {
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)
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s, err := New(Config{
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Logger: slogutil.NewDiscardLogger(),
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ShouldCountClient: func([]string) bool { return true },
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Filename: filepath.Join(t.TempDir(), "./stats.db"),
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Limit: time.Hour,
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@ -151,6 +154,7 @@ func TestStatsCtx_DataFromUnits_month(t *testing.T) {
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const hoursInMonth = 720
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s, err := New(Config{
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Logger: slogutil.NewDiscardLogger(),
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ShouldCountClient: func([]string) bool { return true },
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Filename: filepath.Join(t.TempDir(), "./stats.db"),
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Limit: time.Hour,
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@ -13,6 +13,7 @@ import (
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"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
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"github.com/AdguardTeam/AdGuardHome/internal/stats"
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"github.com/AdguardTeam/golibs/logutil/slogutil"
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"github.com/AdguardTeam/golibs/netutil"
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"github.com/AdguardTeam/golibs/testutil"
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"github.com/AdguardTeam/golibs/timeutil"
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@ -55,6 +56,7 @@ func TestStats(t *testing.T) {
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handlers := map[string]http.Handler{}
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conf := stats.Config{
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Logger: slogutil.NewDiscardLogger(),
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ShouldCountClient: func([]string) bool { return true },
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Filename: filepath.Join(t.TempDir(), "stats.db"),
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Limit: timeutil.Day,
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@ -171,6 +173,7 @@ func TestLargeNumbers(t *testing.T) {
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handlers := map[string]http.Handler{}
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conf := stats.Config{
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Logger: slogutil.NewDiscardLogger(),
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ShouldCountClient: func([]string) bool { return true },
|
||||
Filename: filepath.Join(t.TempDir(), "stats.db"),
|
||||
Limit: timeutil.Day,
|
||||
|
|
@ -222,6 +225,7 @@ func TestShouldCount(t *testing.T) {
|
|||
require.NoError(t, err)
|
||||
|
||||
s, err := stats.New(stats.Config{
|
||||
Logger: slogutil.NewDiscardLogger(),
|
||||
Enabled: true,
|
||||
Filename: filepath.Join(t.TempDir(), "stats.db"),
|
||||
Limit: timeutil.Day,
|
||||
|
|
|
|||
|
|
@ -10,7 +10,7 @@ import (
|
|||
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
|
||||
"github.com/AdguardTeam/golibs/errors"
|
||||
"github.com/AdguardTeam/golibs/log"
|
||||
"github.com/AdguardTeam/golibs/logutil/slogutil"
|
||||
"go.etcd.io/bbolt"
|
||||
"golang.org/x/exp/maps"
|
||||
)
|
||||
|
|
@ -277,13 +277,14 @@ func (u *unit) serialize() (udb *unitDB) {
|
|||
}
|
||||
}
|
||||
|
||||
func loadUnitFromDB(tx *bbolt.Tx, id uint32) (udb *unitDB) {
|
||||
// loadUnitFromDB loads unit by id from the database.
|
||||
func (s *StatsCtx) loadUnitFromDB(tx *bbolt.Tx, id uint32) (udb *unitDB) {
|
||||
bkt := tx.Bucket(idToUnitName(id))
|
||||
if bkt == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
log.Tracef("Loading unit %d", id)
|
||||
s.logger.Debug("loading unit", "id", id)
|
||||
|
||||
var buf bytes.Buffer
|
||||
buf.Write(bkt.Get([]byte{0}))
|
||||
|
|
@ -291,7 +292,7 @@ func loadUnitFromDB(tx *bbolt.Tx, id uint32) (udb *unitDB) {
|
|||
|
||||
err := gob.NewDecoder(&buf).Decode(udb)
|
||||
if err != nil {
|
||||
log.Error("gob Decode: %s", err)
|
||||
s.logger.Error("gob decode", slogutil.KeyError, err)
|
||||
|
||||
return nil
|
||||
}
|
||||
|
|
@ -339,8 +340,8 @@ func (u *unit) add(e *Entry) {
|
|||
}
|
||||
|
||||
// flushUnitToDB puts udb to the database at id.
|
||||
func (udb *unitDB) flushUnitToDB(tx *bbolt.Tx, id uint32) (err error) {
|
||||
log.Debug("stats: flushing unit with id %d and total of %d", id, udb.NTotal)
|
||||
func (s *StatsCtx) flushUnitToDB(udb *unitDB, tx *bbolt.Tx, id uint32) (err error) {
|
||||
s.logger.Debug("flushing unit", "id", id, "req_num", udb.NTotal)
|
||||
|
||||
bkt, err := tx.CreateBucketIfNotExists(idToUnitName(id))
|
||||
if err != nil {
|
||||
|
|
|
|||
Loading…
Reference in a new issue