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all: slog safesearch

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This commit is contained in:
Stanislav Chzhen 2024-10-03 15:46:40 +03:00
parent b32b8f9c7e
commit 792975e248
12 changed files with 224 additions and 126 deletions
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19
internal/client/persistent.go
View file

@ -7,10 +7,8 @@ import (
"net/netip"
"slices"
"strings"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/safesearch"
"github.com/AdguardTeam/dnsproxy/proxy"
"github.com/AdguardTeam/dnsproxy/upstream"
"github.com/AdguardTeam/golibs/errors"
@ -323,20 +321,3 @@ func (c *Persistent) CloseUpstreams() (err error) {
return nil
}
// SetSafeSearch initializes and sets the safe search filter for this client.
func (c *Persistent) SetSafeSearch(
conf filtering.SafeSearchConfig,
cacheSize uint,
cacheTTL time.Duration,
) (err error) {
ss, err := safesearch.NewDefault(conf, fmt.Sprintf("client %q", c.Name), cacheSize, cacheTTL)
if err != nil {
// Don't wrap the error, because it's informative enough as is.
return err
}
c.SafeSearch = ss
return nil
}

14
internal/dnsforward/dnsforward_test.go
View file

@ -513,12 +513,14 @@ func TestSafeSearch(t *testing.T) {
SafeSearchCacheSize: 1000,
CacheTime: 30,
}
safeSearch, err := safesearch.NewDefault(
safeSearchConf,
"",
filterConf.SafeSearchCacheSize,
time.Minute*time.Duration(filterConf.CacheTime),
)
ctx := testutil.ContextWithTimeout(t, testTimeout)
safeSearch, err := safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: safeSearchConf,
CacheSize: filterConf.SafeSearchCacheSize,
CacheTTL: time.Minute * time.Duration(filterConf.CacheTime),
})
require.NoError(t, err)
filterConf.SafeSearch = safeSearch

13
internal/filtering/safesearch.go
View file

@ -1,15 +1,17 @@
package filtering
import "context"
// SafeSearch interface describes a service for search engines hosts rewrites.
type SafeSearch interface {
// CheckHost checks host with safe search filter. CheckHost must be safe
// for concurrent use. qtype must be either [dns.TypeA] or [dns.TypeAAAA].
CheckHost(host string, qtype uint16) (res Result, err error)
CheckHost(ctx context.Context, host string, qtype uint16) (res Result, err error)
// Update updates the configuration of the safe search filter. Update must
// be safe for concurrent use. An implementation of Update may ignore some
// fields, but it must document which.
Update(conf SafeSearchConfig) (err error)
Update(ctx context.Context, conf SafeSearchConfig) (err error)
}
// SafeSearchConfig is a struct with safe search related settings.
@ -40,10 +42,13 @@ func (d *DNSFilter) checkSafeSearch(
return Result{}, nil
}
// TODO(s.chzhen): Pass context.
ctx := context.TODO()
clientSafeSearch := setts.ClientSafeSearch
if clientSafeSearch != nil {
return clientSafeSearch.CheckHost(host, qtype)
return clientSafeSearch.CheckHost(ctx, host, qtype)
}
return d.safeSearch.CheckHost(host, qtype)
return d.safeSearch.CheckHost(ctx, host, qtype)
}

125
internal/filtering/safesearch/safesearch.go
View file

@ -3,9 +3,11 @@ package safesearch
import (
"bytes"
"context"
"encoding/binary"
"encoding/gob"
"fmt"
"log/slog"
"net/netip"
"strings"
"sync"
@ -14,10 +16,11 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/rulelist"
"github.com/AdguardTeam/golibs/cache"
"github.com/AdguardTeam/golibs/log"
"github.com/AdguardTeam/golibs/logutil/slogutil"
"github.com/AdguardTeam/urlfilter"
"github.com/AdguardTeam/urlfilter/filterlist"
"github.com/AdguardTeam/urlfilter/rules"
"github.com/c2h5oh/datasize"
"github.com/miekg/dns"
)
@ -57,9 +60,32 @@ func isServiceProtected(s filtering.SafeSearchConfig, service Service) (ok bool)
}
}
// DefaultConfig is the configuration structure for [Default].
type DefaultConfig struct {
// BaseLogger is used to create logger for [Default].
BaseLogger *slog.Logger
// ClientName is the name of the persistent client associated with the safe
// search filter, if there is one.
ClientName string
// CacheSize is the size of the filter results cache.
CacheSize uint
// CacheTTL is the Time to Live duration for cached items.
CacheTTL time.Duration
// ServicesConfig contains safe search settings for services. It must not
// be nil.
ServicesConfig filtering.SafeSearchConfig
}
// Default is the default safe search filter that uses filtering rules with the
// dnsrewrite modifier.
type Default struct {
// logger is used for logging the operation of the safe search filter.
logger *slog.Logger
// mu protects engine.
mu *sync.RWMutex
@ -67,33 +93,29 @@ type Default struct {
// engine may be nil, which means that this safe search filter is disabled.
engine *urlfilter.DNSEngine
cache cache.Cache
logPrefix string
cacheTTL time.Duration
cache cache.Cache
cacheTTL time.Duration
}
// NewDefault returns an initialized default safe search filter. name is used
// for logging.
func NewDefault(
conf filtering.SafeSearchConfig,
name string,
cacheSize uint,
cacheTTL time.Duration,
) (ss *Default, err error) {
ss = &Default{
mu: &sync.RWMutex{},
cache: cache.New(cache.Config{
EnableLRU: true,
MaxSize: cacheSize,
}),
// Use %s, because the client safe-search names already contain double
// quotes.
logPrefix: fmt.Sprintf("safesearch %s: ", name),
cacheTTL: cacheTTL,
func NewDefault(ctx context.Context, conf *DefaultConfig) (ss *Default, err error) {
logger := conf.BaseLogger.With(slogutil.KeyPrefix, "safesearch")
if conf.ClientName != "" {
logger = logger.With("client", conf.ClientName)
}
err = ss.resetEngine(rulelist.URLFilterIDSafeSearch, conf)
ss = &Default{
logger: logger,
mu: &sync.RWMutex{},
cache: cache.New(cache.Config{
EnableLRU: true,
MaxSize: conf.CacheSize,
}),
cacheTTL: conf.CacheTTL,
}
err = ss.resetEngine(ctx, rulelist.URLFilterIDSafeSearch, conf.ServicesConfig)
if err != nil {
// Don't wrap the error, because it's informative enough as is.
return nil, err
@ -102,29 +124,15 @@ func NewDefault(
return ss, nil
}
// log is a helper for logging that includes the name of the safe search
// filter. level must be one of [log.DEBUG], [log.INFO], and [log.ERROR].
func (ss *Default) log(level log.Level, msg string, args ...any) {
switch level {
case log.DEBUG:
log.Debug(ss.logPrefix+msg, args...)
case log.INFO:
log.Info(ss.logPrefix+msg, args...)
case log.ERROR:
log.Error(ss.logPrefix+msg, args...)
default:
panic(fmt.Errorf("safesearch: unsupported logging level %d", level))
}
}
// resetEngine creates new engine for provided safe search configuration and
// sets it in ss.
func (ss *Default) resetEngine(
ctx context.Context,
listID int,
conf filtering.SafeSearchConfig,
) (err error) {
if !conf.Enabled {
ss.log(log.INFO, "disabled")
ss.logger.InfoContext(ctx, "disabled")
return nil
}
@ -149,7 +157,7 @@ func (ss *Default) resetEngine(
ss.engine = urlfilter.NewDNSEngine(rs)
ss.log(log.INFO, "reset %d rules", ss.engine.RulesCount)
ss.logger.InfoContext(ctx, "reset rules", "count", ss.engine.RulesCount)
return nil
}
@ -158,10 +166,14 @@ func (ss *Default) resetEngine(
var _ filtering.SafeSearch = (*Default)(nil)
// CheckHost implements the [filtering.SafeSearch] interface for *Default.
func (ss *Default) CheckHost(host string, qtype rules.RRType) (res filtering.Result, err error) {
func (ss *Default) CheckHost(
ctx context.Context,
host string,
qtype rules.RRType,
) (res filtering.Result, err error) {
start := time.Now()
defer func() {
ss.log(log.DEBUG, "lookup for %q finished in %s", host, time.Since(start))
ss.logger.DebugContext(ctx, "lookup finished", "host", host, "elapsed", time.Since(start))
}()
switch qtype {
@ -172,9 +184,9 @@ func (ss *Default) CheckHost(host string, qtype rules.RRType) (res filtering.Res
}
// Check cache. Return cached result if it was found
cachedValue, isFound := ss.getCachedResult(host, qtype)
cachedValue, isFound := ss.getCachedResult(ctx, host, qtype)
if isFound {
ss.log(log.DEBUG, "found in cache: %q", host)
ss.logger.DebugContext(ctx, "found in cache", "host", host)
return cachedValue, nil
}
@ -186,7 +198,7 @@ func (ss *Default) CheckHost(host string, qtype rules.RRType) (res filtering.Res
fltRes, err := ss.newResult(rewrite, qtype)
if err != nil {
ss.log(log.DEBUG, "looking up addresses for %q: %s", host, err)
ss.logger.ErrorContext(ctx, "looking up addresses", "host", host, slogutil.KeyError, err)
return filtering.Result{}, err
}
@ -195,7 +207,7 @@ func (ss *Default) CheckHost(host string, qtype rules.RRType) (res filtering.Res
// TODO(a.garipov): Consider switch back to resolving CNAME records IPs and
// saving results to cache.
ss.setCacheResult(host, qtype, res)
ss.setCacheResult(ctx, host, qtype, res)
return res, nil
}
@ -255,7 +267,12 @@ func (ss *Default) newResult(
// setCacheResult stores data in cache for host. qtype is expected to be either
// [dns.TypeA] or [dns.TypeAAAA].
func (ss *Default) setCacheResult(host string, qtype rules.RRType, res filtering.Result) {
func (ss *Default) setCacheResult(
ctx context.Context,
host string,
qtype rules.RRType,
res filtering.Result,
) {
expire := uint32(time.Now().Add(ss.cacheTTL).Unix())
exp := make([]byte, 4)
binary.BigEndian.PutUint32(exp, expire)
@ -263,7 +280,7 @@ func (ss *Default) setCacheResult(host string, qtype rules.RRType, res filtering
err := gob.NewEncoder(buf).Encode(res)
if err != nil {
ss.log(log.ERROR, "cache encoding: %s", err)
ss.logger.ErrorContext(ctx, "cache encoding", slogutil.KeyError, err)
return
}
@ -271,12 +288,18 @@ func (ss *Default) setCacheResult(host string, qtype rules.RRType, res filtering
val := buf.Bytes()
_ = ss.cache.Set([]byte(dns.Type(qtype).String()+" "+host), val)
ss.log(log.DEBUG, "stored in cache: %q, %d bytes", host, len(val))
ss.logger.DebugContext(
ctx,
"stored in cache",
"host", host,
"entry_size", datasize.ByteSize(len(val)),
)
}
// getCachedResult returns stored data from cache for host. qtype is expected
// to be either [dns.TypeA] or [dns.TypeAAAA].
func (ss *Default) getCachedResult(
ctx context.Context,
host string,
qtype rules.RRType,
) (res filtering.Result, ok bool) {
@ -298,7 +321,7 @@ func (ss *Default) getCachedResult(
err := gob.NewDecoder(buf).Decode(&res)
if err != nil {
ss.log(log.ERROR, "cache decoding: %s", err)
ss.logger.ErrorContext(ctx, "cache decoding", slogutil.KeyError, err)
return filtering.Result{}, false
}
@ -308,11 +331,11 @@ func (ss *Default) getCachedResult(
// Update implements the [filtering.SafeSearch] interface for *Default. Update
// ignores the CustomResolver and Enabled fields.
func (ss *Default) Update(conf filtering.SafeSearchConfig) (err error) {
func (ss *Default) Update(ctx context.Context, conf filtering.SafeSearchConfig) (err error) {
ss.mu.Lock()
defer ss.mu.Unlock()
err = ss.resetEngine(rulelist.URLFilterIDSafeSearch, conf)
err = ss.resetEngine(ctx, rulelist.URLFilterIDSafeSearch, conf)
if err != nil {
// Don't wrap the error, because it's informative enough as is.
return err

19
internal/filtering/safesearch/safesearch_internal_test.go
View file

@ -6,6 +6,8 @@ import (
"time"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/golibs/logutil/slogutil"
"github.com/AdguardTeam/golibs/testutil"
"github.com/AdguardTeam/urlfilter/rules"
"github.com/miekg/dns"
"github.com/stretchr/testify/assert"
@ -21,6 +23,9 @@ const (
testCacheTTL = 30 * time.Minute
)
// testTimeout is the common timeout for tests and contexts.
const testTimeout = 1 * time.Second
var defaultSafeSearchConf = filtering.SafeSearchConfig{
Enabled: true,
Bing: true,
@ -35,7 +40,12 @@ var defaultSafeSearchConf = filtering.SafeSearchConfig{
var yandexIP = netip.AddrFrom4([4]byte{213, 180, 193, 56})
func newForTest(t testing.TB, ssConf filtering.SafeSearchConfig) (ss *Default) {
ss, err := NewDefault(ssConf, "", testCacheSize, testCacheTTL)
ss, err := NewDefault(testutil.ContextWithTimeout(t, testTimeout), &DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: ssConf,
CacheSize: testCacheSize,
CacheTTL: testCacheTTL,
})
require.NoError(t, err)
return ss
@ -52,16 +62,17 @@ func TestSafeSearchCacheYandex(t *testing.T) {
const domain = "yandex.ru"
ss := newForTest(t, filtering.SafeSearchConfig{Enabled: false})
ctx := testutil.ContextWithTimeout(t, testTimeout)
// Check host with disabled safesearch.
res, err := ss.CheckHost(domain, testQType)
res, err := ss.CheckHost(ctx, domain, testQType)
require.NoError(t, err)
assert.False(t, res.IsFiltered)
assert.Empty(t, res.Rules)
ss = newForTest(t, defaultSafeSearchConf)
res, err = ss.CheckHost(domain, testQType)
res, err = ss.CheckHost(ctx, domain, testQType)
require.NoError(t, err)
// For yandex we already know valid IP.
@ -70,7 +81,7 @@ func TestSafeSearchCacheYandex(t *testing.T) {
assert.Equal(t, res.Rules[0].IP, yandexIP)
// Check cache.
cachedValue, isFound := ss.getCachedResult(domain, testQType)
cachedValue, isFound := ss.getCachedResult(ctx, domain, testQType)
require.True(t, isFound)
require.Len(t, cachedValue.Rules, 1)

54
internal/filtering/safesearch/safesearch_test.go
View file

@ -10,15 +10,15 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/rulelist"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/safesearch"
"github.com/AdguardTeam/golibs/logutil/slogutil"
"github.com/AdguardTeam/golibs/testutil"
"github.com/miekg/dns"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMain(m *testing.M) {
testutil.DiscardLogOutput(m)
}
// testTimeout is the common timeout for tests and contexts.
const testTimeout = 1 * time.Second
// Common test constants.
const (
@ -47,7 +47,13 @@ var yandexIP = netip.AddrFrom4([4]byte{213, 180, 193, 56})
func TestDefault_CheckHost_yandex(t *testing.T) {
conf := testConf
ss, err := safesearch.NewDefault(conf, "", testCacheSize, testCacheTTL)
ctx := testutil.ContextWithTimeout(t, testTimeout)
ss, err := safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: conf,
CacheSize: testCacheSize,
CacheTTL: testCacheTTL,
})
require.NoError(t, err)
hosts := []string{
@ -82,7 +88,7 @@ func TestDefault_CheckHost_yandex(t *testing.T) {
for _, host := range hosts {
// Check host for each domain.
var res filtering.Result
res, err = ss.CheckHost(host, tc.qt)
res, err = ss.CheckHost(ctx, host, tc.qt)
require.NoError(t, err)
assert.True(t, res.IsFiltered)
@ -103,7 +109,13 @@ func TestDefault_CheckHost_yandex(t *testing.T) {
}
func TestDefault_CheckHost_google(t *testing.T) {
ss, err := safesearch.NewDefault(testConf, "", testCacheSize, testCacheTTL)
ctx := testutil.ContextWithTimeout(t, testTimeout)
ss, err := safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: testConf,
CacheSize: testCacheSize,
CacheTTL: testCacheTTL,
})
require.NoError(t, err)
// Check host for each domain.
@ -118,7 +130,7 @@ func TestDefault_CheckHost_google(t *testing.T) {
} {
t.Run(host, func(t *testing.T) {
var res filtering.Result
res, err = ss.CheckHost(host, testQType)
res, err = ss.CheckHost(ctx, host, testQType)
require.NoError(t, err)
assert.True(t, res.IsFiltered)
@ -149,13 +161,19 @@ func (r *testResolver) LookupIP(
}
func TestDefault_CheckHost_duckduckgoAAAA(t *testing.T) {
ss, err := safesearch.NewDefault(testConf, "", testCacheSize, testCacheTTL)
ctx := testutil.ContextWithTimeout(t, testTimeout)
ss, err := safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: testConf,
CacheSize: testCacheSize,
CacheTTL: testCacheTTL,
})
require.NoError(t, err)
// The DuckDuckGo safe-search addresses are resolved through CNAMEs, but
// DuckDuckGo doesn't have a safe-search IPv6 address. The result should be
// the same as the one for Yandex IPv6. That is, a NODATA response.
res, err := ss.CheckHost("www.duckduckgo.com", dns.TypeAAAA)
res, err := ss.CheckHost(ctx, "www.duckduckgo.com", dns.TypeAAAA)
require.NoError(t, err)
assert.True(t, res.IsFiltered)
@ -166,32 +184,38 @@ func TestDefault_CheckHost_duckduckgoAAAA(t *testing.T) {
func TestDefault_Update(t *testing.T) {
conf := testConf
ss, err := safesearch.NewDefault(conf, "", testCacheSize, testCacheTTL)
ctx := testutil.ContextWithTimeout(t, testTimeout)
ss, err := safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: slogutil.NewDiscardLogger(),
ServicesConfig: conf,
CacheSize: testCacheSize,
CacheTTL: testCacheTTL,
})
require.NoError(t, err)
res, err := ss.CheckHost("www.yandex.com", testQType)
res, err := ss.CheckHost(ctx, "www.yandex.com", testQType)
require.NoError(t, err)
assert.True(t, res.IsFiltered)
err = ss.Update(filtering.SafeSearchConfig{
err = ss.Update(ctx, filtering.SafeSearchConfig{
Enabled: true,
Google: false,
})
require.NoError(t, err)
res, err = ss.CheckHost("www.yandex.com", testQType)
res, err = ss.CheckHost(ctx, "www.yandex.com", testQType)
require.NoError(t, err)
assert.False(t, res.IsFiltered)
err = ss.Update(filtering.SafeSearchConfig{
err = ss.Update(ctx, filtering.SafeSearchConfig{
Enabled: false,
Google: true,
})
require.NoError(t, err)
res, err = ss.CheckHost("www.yandex.com", testQType)
res, err = ss.CheckHost(ctx, "www.yandex.com", testQType)
require.NoError(t, err)
assert.False(t, res.IsFiltered)

2
internal/filtering/safesearchhttp.go
View file

@ -51,7 +51,7 @@ func (d *DNSFilter) handleSafeSearchSettings(w http.ResponseWriter, r *http.Requ
}
conf := *req
err = d.safeSearch.Update(conf)
err = d.safeSearch.Update(r.Context(), conf)
if err != nil {
aghhttp.Error(r, w, http.StatusBadRequest, "updating: %s", err)

27
internal/home/clients.go
View file

@ -3,6 +3,7 @@ package home
import (
"context"
"fmt"
"log/slog"
"net/netip"
"slices"
"sync"
@ -13,6 +14,7 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/client"
"github.com/AdguardTeam/AdGuardHome/internal/dnsforward"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/safesearch"
"github.com/AdguardTeam/AdGuardHome/internal/querylog"
"github.com/AdguardTeam/AdGuardHome/internal/schedule"
"github.com/AdguardTeam/AdGuardHome/internal/whois"
@ -24,6 +26,10 @@ import (
// clientsContainer is the storage of all runtime and persistent clients.
type clientsContainer struct {
// baseLogger is used to create loggers with custom prefixes for safe search
// filter. It must not be nil.
baseLogger *slog.Logger
// storage stores information about persistent clients.
storage *client.Storage
@ -61,6 +67,8 @@ type BlockedClientChecker interface {
// dhcpServer: optional
// Note: this function must be called only once
func (clients *clientsContainer) Init(
ctx context.Context,
baseLogger *slog.Logger,
objects []*clientObject,
dhcpServer client.DHCP,
etcHosts *aghnet.HostsContainer,
@ -78,7 +86,7 @@ func (clients *clientsContainer) Init(
confClients := make([]*client.Persistent, 0, len(objects))
for i, o := range objects {
var p *client.Persistent
p, err = o.toPersistent(clients.safeSearchCacheSize, clients.safeSearchCacheTTL)
p, err = o.toPersistent(ctx, baseLogger, clients.safeSearchCacheSize, clients.safeSearchCacheTTL)
if err != nil {
return fmt.Errorf("init persistent client at index %d: %w", i, err)
}
@ -168,6 +176,8 @@ type clientObject struct {
// toPersistent returns an initialized persistent client if there are no errors.
func (o *clientObject) toPersistent(
ctx context.Context,
baseLogger *slog.Logger,
safeSearchCacheSize uint,
safeSearchCacheTTL time.Duration,
) (cli *client.Persistent, err error) {
@ -203,14 +213,19 @@ func (o *clientObject) toPersistent(
}
if o.SafeSearchConf.Enabled {
err = cli.SetSafeSearch(
o.SafeSearchConf,
safeSearchCacheSize,
safeSearchCacheTTL,
)
var ss *safesearch.Default
ss, err = safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: baseLogger,
ServicesConfig: o.SafeSearchConf,
ClientName: cli.Name,
CacheSize: safeSearchCacheSize,
CacheTTL: safeSearchCacheTTL,
})
if err != nil {
return nil, fmt.Errorf("init safesearch %q: %w", cli.Name, err)
}
cli.SafeSearch = ss
}
if o.BlockedServices == nil {

15
internal/home/clients_internal_test.go
View file

@ -7,6 +7,8 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/client"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/golibs/logutil/slogutil"
"github.com/AdguardTeam/golibs/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
@ -20,7 +22,18 @@ func newClientsContainer(t *testing.T) (c *clientsContainer) {
testing: true,
}
require.NoError(t, c.Init(nil, client.EmptyDHCP{}, nil, nil, &filtering.Config{}))
ctx := testutil.ContextWithTimeout(t, testTimeout)
err := c.Init(
ctx,
slogutil.NewDiscardLogger(),
nil,
client.EmptyDHCP{},
nil,
nil,
&filtering.Config{},
)
require.NoError(t, err)
return c
}

22
internal/home/clientshttp.go
View file

@ -1,6 +1,7 @@
package home
import (
"context"
"encoding/json"
"fmt"
"net/http"
@ -10,6 +11,7 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
"github.com/AdguardTeam/AdGuardHome/internal/client"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/filtering/safesearch"
"github.com/AdguardTeam/AdGuardHome/internal/schedule"
"github.com/AdguardTeam/AdGuardHome/internal/whois"
)
@ -181,6 +183,7 @@ func initPrev(cj clientJSON, prev *client.Persistent) (c *client.Persistent, err
// jsonToClient converts JSON object to persistent client object if there are no
// errors.
func (clients *clientsContainer) jsonToClient(
ctx context.Context,
cj clientJSON,
prev *client.Persistent,
) (c *client.Persistent, err error) {
@ -207,14 +210,19 @@ func (clients *clientsContainer) jsonToClient(
c.UseOwnBlockedServices = !cj.UseGlobalBlockedServices
if c.SafeSearchConf.Enabled {
err = c.SetSafeSearch(
c.SafeSearchConf,
clients.safeSearchCacheSize,
clients.safeSearchCacheTTL,
)
var ss *safesearch.Default
ss, err = safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: clients.baseLogger,
ServicesConfig: c.SafeSearchConf,
ClientName: c.Name,
CacheSize: clients.safeSearchCacheSize,
CacheTTL: clients.safeSearchCacheTTL,
})
if err != nil {
return nil, fmt.Errorf("creating safesearch for client %q: %w", c.Name, err)
}
c.SafeSearch = ss
}
return c, nil
@ -321,7 +329,7 @@ func (clients *clientsContainer) handleAddClient(w http.ResponseWriter, r *http.
return
}
c, err := clients.jsonToClient(cj, nil)
c, err := clients.jsonToClient(r.Context(), cj, nil)
if err != nil {
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)
@ -391,7 +399,7 @@ func (clients *clientsContainer) handleUpdateClient(w http.ResponseWriter, r *ht
return
}
c, err := clients.jsonToClient(dj.Data, nil)
c, err := clients.jsonToClient(r.Context(), dj.Data, nil)
if err != nil {
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)

11
internal/home/clientshttp_internal_test.go
View file

@ -11,14 +11,19 @@ import (
"net/url"
"slices"
"testing"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/client"
"github.com/AdguardTeam/AdGuardHome/internal/filtering"
"github.com/AdguardTeam/AdGuardHome/internal/schedule"
"github.com/AdguardTeam/golibs/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// testTimeout is the common timeout for tests and contexts.
const testTimeout = 1 * time.Second
const (
testClientIP1 = "1.1.1.1"
testClientIP2 = "2.2.2.2"
@ -105,7 +110,8 @@ func assertPersistentClients(tb testing.TB, clients *clientsContainer, want []*c
var got []*client.Persistent
for _, cj := range clientList.Clients {
var c *client.Persistent
c, err = clients.jsonToClient(*cj, nil)
ctx := testutil.ContextWithTimeout(tb, testTimeout)
c, err = clients.jsonToClient(ctx, *cj, nil)
require.NoError(tb, err)
got = append(got, c)
@ -128,7 +134,8 @@ func assertPersistentClientsData(
for _, cm := range data {
for _, cj := range cm {
var c *client.Persistent
c, err := clients.jsonToClient(*cj, nil)
ctx := testutil.ContextWithTimeout(tb, testTimeout)
c, err := clients.jsonToClient(ctx, *cj, nil)
require.NoError(tb, err)
got = append(got, c)

29
internal/home/home.go
View file

@ -278,8 +278,8 @@ func setupOpts(opts options) (err error) {
}
// initContextClients initializes Context clients and related fields.
func initContextClients(logger *slog.Logger) (err error) {
err = setupDNSFilteringConf(config.Filtering)
func initContextClients(ctx context.Context, logger *slog.Logger) (err error) {
err = setupDNSFilteringConf(ctx, logger, config.Filtering)
if err != nil {
// Don't wrap the error, because it's informative enough as is.
return err
@ -306,6 +306,8 @@ func initContextClients(logger *slog.Logger) (err error) {
}
return Context.clients.Init(
ctx,
logger,
config.Clients.Persistent,
Context.dhcpServer,
Context.etcHosts,
@ -355,7 +357,11 @@ func setupBindOpts(opts options) (err error) {
}
// setupDNSFilteringConf sets up DNS filtering configuration settings.
func setupDNSFilteringConf(conf *filtering.Config) (err error) {
func setupDNSFilteringConf(
ctx context.Context,
baseLogger *slog.Logger,
conf *filtering.Config,
) (err error) {
const (
dnsTimeout = 3 * time.Second
@ -446,12 +452,12 @@ func setupDNSFilteringConf(conf *filtering.Config) (err error) {
conf.ParentalBlockHost = host
}
conf.SafeSearch, err = safesearch.NewDefault(
conf.SafeSearchConf,
"default",
conf.SafeSearchCacheSize,
cacheTime,
)
conf.SafeSearch, err = safesearch.NewDefault(ctx, &safesearch.DefaultConfig{
BaseLogger: baseLogger,
ServicesConfig: conf.SafeSearchConf,
CacheSize: conf.SafeSearchCacheSize,
CacheTTL: cacheTime,
})
if err != nil {
return fmt.Errorf("initializing safesearch: %w", err)
}
@ -584,7 +590,10 @@ func run(opts options, clientBuildFS fs.FS, done chan struct{}) {
// data first, but also to avoid relying on automatic Go init() function.
filtering.InitModule()
err = initContextClients(slogLogger)
// TODO(s.chzhen): Use it.
ctx := context.Background()
err = initContextClients(ctx, slogLogger)
fatalOnError(err)
err = setupOpts(opts)