mirrors/Xray-core
1
0
Fork 0
mirror of https://github.com/XTLS/Xray-core.git synced 2025-04-30 09:18:34 +00:00
Code Issues Projects Releases Packages Wiki Activity

Refactor log (#3446)

Browse source 
* Refactor log

* Add new log methods

* Fix logger test

* Change all logging code

* Clean up pathObj

* Rebase to latest main

* Remove invoking method name after the dot
This commit is contained in:
yuhan6665 2024-06-29 14:32:57 -04:00 • committed by GitHub
parent 8320732743
commit 079d0bd8a9
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
291 changed files with 1837 additions and 2368 deletions
Download patch file Download diff file Expand all files Collapse all files

7
app/dns/config.go
View file

@ -1,6 +1,7 @@
package dns
import (
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/strmatcher"
"github.com/xtls/xray-core/common/uuid"
@ -36,11 +37,11 @@ var localTLDsAndDotlessDomainsRule = &NameServer_OriginalRule{
func toStrMatcher(t DomainMatchingType, domain string) (strmatcher.Matcher, error) {
strMType, f := typeMap[t]
if !f {
return nil, newError("unknown mapping type", t).AtWarning()
return nil, errors.New("unknown mapping type", t).AtWarning()
}
matcher, err := strMType.New(domain)
if err != nil {
return nil, newError("failed to create str matcher").Base(err)
return nil, errors.New("failed to create str matcher").Base(err)
}
return matcher, nil
}
@ -51,7 +52,7 @@ func toNetIP(addrs []net.Address) ([]net.IP, error) {
if addr.Family().IsIP() {
ips = append(ips, addr.IP())
} else {
return nil, newError("Failed to convert address", addr, "to Net IP.").AtWarning()
return nil, errors.New("Failed to convert address", addr, "to Net IP.").AtWarning()
}
}
return ips, nil

28
app/dns/dns.go
View file

@ -54,7 +54,7 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
case 0, net.IPv4len, net.IPv6len:
clientIP = net.IP(config.ClientIp)
default:
return nil, newError("unexpected client IP length ", len(config.ClientIp))
return nil, errors.New("unexpected client IP length ", len(config.ClientIp))
}
var ipOption *dns.IPOption
@ -81,7 +81,7 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
hosts, err := NewStaticHosts(config.StaticHosts, config.Hosts)
if err != nil {
return nil, newError("failed to create hosts").Base(err)
return nil, errors.New("failed to create hosts").Base(err)
}
clients := []*Client{}
@ -99,7 +99,7 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
features.PrintDeprecatedFeatureWarning("simple DNS server")
client, err := NewSimpleClient(ctx, endpoint, clientIP)
if err != nil {
return nil, newError("failed to create client").Base(err)
return nil, errors.New("failed to create client").Base(err)
}
clients = append(clients, client)
}
@ -122,7 +122,7 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
}
client, err := NewClient(ctx, ns, myClientIP, geoipContainer, &matcherInfos, updateDomain)
if err != nil {
return nil, newError("failed to create client").Base(err)
return nil, errors.New("failed to create client").Base(err)
}
clients = append(clients, client)
}
@ -170,7 +170,7 @@ func (s *DNS) IsOwnLink(ctx context.Context) bool {
// LookupIP implements dns.Client.
func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
if domain == "" {
return nil, newError("empty domain name")
return nil, errors.New("empty domain name")
}
option.IPv4Enable = option.IPv4Enable && s.ipOption.IPv4Enable
@ -190,10 +190,10 @@ func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
case len(addrs) == 0: // Domain recorded, but no valid IP returned (e.g. IPv4 address with only IPv6 enabled)
return nil, dns.ErrEmptyResponse
case len(addrs) == 1 && addrs[0].Family().IsDomain(): // Domain replacement
newError("domain replaced: ", domain, " -> ", addrs[0].Domain()).WriteToLog()
errors.LogInfo(s.ctx, "domain replaced: ", domain, " -> ", addrs[0].Domain())
domain = addrs[0].Domain()
default: // Successfully found ip records in static host
newError("returning ", len(addrs), " IP(s) for domain ", domain, " -> ", addrs).WriteToLog()
errors.LogInfo(s.ctx, "returning ", len(addrs), " IP(s) for domain ", domain, " -> ", addrs)
return toNetIP(addrs)
}
@ -202,7 +202,7 @@ func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
ctx := session.ContextWithInbound(s.ctx, &session.Inbound{Tag: s.tag})
for _, client := range s.sortClients(domain) {
if !option.FakeEnable && strings.EqualFold(client.Name(), "FakeDNS") {
newError("skip DNS resolution for domain ", domain, " at server ", client.Name()).AtDebug().WriteToLog()
errors.LogDebug(s.ctx, "skip DNS resolution for domain ", domain, " at server ", client.Name())
continue
}
ips, err := client.QueryIP(ctx, domain, option, s.disableCache)
@ -210,7 +210,7 @@ func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
return ips, nil
}
if err != nil {
newError("failed to lookup ip for domain ", domain, " at server ", client.Name()).Base(err).WriteToLog()
errors.LogInfoInner(s.ctx, err, "failed to lookup ip for domain ", domain, " at server ", client.Name())
errs = append(errs, err)
}
// 5 for RcodeRefused in miekg/dns, hardcode to reduce binary size
@ -219,7 +219,7 @@ func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
}
}
return nil, newError("returning nil for domain ", domain).Base(errors.Combine(errs...))
return nil, errors.New("returning nil for domain ", domain).Base(errors.Combine(errs...))
}
// LookupHosts implements dns.HostsLookup.
@ -231,7 +231,7 @@ func (s *DNS) LookupHosts(domain string) *net.Address {
// Normalize the FQDN form query
addrs := s.hosts.Lookup(domain, *s.ipOption)
if len(addrs) > 0 {
newError("domain replaced: ", domain, " -> ", addrs[0].String()).AtInfo().WriteToLog()
errors.LogInfo(s.ctx, "domain replaced: ", domain, " -> ", addrs[0].String())
return &addrs[0]
}
@ -289,16 +289,16 @@ func (s *DNS) sortClients(domain string) []*Client {
}
if len(domainRules) > 0 {
newError("domain ", domain, " matches following rules: ", domainRules).AtDebug().WriteToLog()
errors.LogDebug(s.ctx, "domain ", domain, " matches following rules: ", domainRules)
}
if len(clientNames) > 0 {
newError("domain ", domain, " will use DNS in order: ", clientNames).AtDebug().WriteToLog()
errors.LogDebug(s.ctx, "domain ", domain, " will use DNS in order: ", clientNames)
}
if len(clients) == 0 {
clients = append(clients, s.clients[0])
clientNames = append(clientNames, s.clients[0].Name())
newError("domain ", domain, " will use the first DNS: ", clientNames).AtDebug().WriteToLog()
errors.LogDebug(s.ctx, "domain ", domain, " will use the first DNS: ", clientNames)
}
return clients

12
app/dns/dnscommon.go
View file

@ -171,10 +171,10 @@ func parseResponse(payload []byte) (*IPRecord, error) {
var parser dnsmessage.Parser
h, err := parser.Start(payload)
if err != nil {
return nil, newError("failed to parse DNS response").Base(err).AtWarning()
return nil, errors.New("failed to parse DNS response").Base(err).AtWarning()
}
if err := parser.SkipAllQuestions(); err != nil {
return nil, newError("failed to skip questions in DNS response").Base(err).AtWarning()
return nil, errors.New("failed to skip questions in DNS response").Base(err).AtWarning()
}
now := time.Now()
@ -189,7 +189,7 @@ L:
ah, err := parser.AnswerHeader()
if err != nil {
if err != dnsmessage.ErrSectionDone {
newError("failed to parse answer section for domain: ", ah.Name.String()).Base(err).WriteToLog()
errors.LogInfoInner(context.Background(), err, "failed to parse answer section for domain: ", ah.Name.String())
}
break
}
@ -207,20 +207,20 @@ L:
case dnsmessage.TypeA:
ans, err := parser.AResource()
if err != nil {
newError("failed to parse A record for domain: ", ah.Name).Base(err).WriteToLog()
errors.LogInfoInner(context.Background(), err, "failed to parse A record for domain: ", ah.Name)
break L
}
ipRecord.IP = append(ipRecord.IP, net.IPAddress(ans.A[:]))
case dnsmessage.TypeAAAA:
ans, err := parser.AAAAResource()
if err != nil {
newError("failed to parse AAAA record for domain: ", ah.Name).Base(err).WriteToLog()
errors.LogInfoInner(context.Background(), err, "failed to parse AAAA record for domain: ", ah.Name)
break L
}
ipRecord.IP = append(ipRecord.IP, net.IPAddress(ans.AAAA[:]))
default:
if err := parser.SkipAnswer(); err != nil {
newError("failed to skip answer").Base(err).WriteToLog()
errors.LogInfoInner(context.Background(), err, "failed to skip answer")
break L
}
continue

9
app/dns/errors.generated.go
View file

@ -1,9 +0,0 @@
package dns
import "github.com/xtls/xray-core/common/errors"
type errPathObjHolder struct{}
func newError(values ...interface{}) *errors.Error {
return errors.New(values...).WithPathObj(errPathObjHolder{})
}

9
app/dns/fakedns/errors.generated.go
View file

@ -1,9 +0,0 @@
package fakedns
import "github.com/xtls/xray-core/common/errors"
type errPathObjHolder struct{}
func newError(values ...interface{}) *errors.Error {
return errors.New(values...).WithPathObj(errPathObjHolder{})
}

17
app/dns/fakedns/fake.go
View file

@ -10,6 +10,7 @@ import (
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/cache"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/features/dns"
)
@ -45,7 +46,7 @@ func (fkdns *Holder) Start() error {
if fkdns.config != nil && fkdns.config.IpPool != "" && fkdns.config.LruSize != 0 {
return fkdns.initializeFromConfig()
}
return newError("invalid fakeDNS setting")
return errors.New("invalid fakeDNS setting")
}
func (fkdns *Holder) Close() error {
@ -60,7 +61,7 @@ func NewFakeDNSHolder() (*Holder, error) {
var err error
if fkdns, err = NewFakeDNSHolderConfigOnly(nil); err != nil {
return nil, newError("Unable to create Fake Dns Engine").Base(err).AtError()
return nil, errors.New("Unable to create Fake Dns Engine").Base(err).AtError()
}
err = fkdns.initialize(dns.FakeIPv4Pool, 65535)
if err != nil {
@ -82,13 +83,13 @@ func (fkdns *Holder) initialize(ipPoolCidr string, lruSize int) error {
var err error
if _, ipRange, err = gonet.ParseCIDR(ipPoolCidr); err != nil {
return newError("Unable to parse CIDR for Fake DNS IP assignment").Base(err).AtError()
return errors.New("Unable to parse CIDR for Fake DNS IP assignment").Base(err).AtError()
}
ones, bits := ipRange.Mask.Size()
rooms := bits - ones
if math.Log2(float64(lruSize)) >= float64(rooms) {
return newError("LRU size is bigger than subnet size").AtError()
return errors.New("LRU size is bigger than subnet size").AtError()
}
fkdns.domainToIP = cache.NewLru(lruSize)
fkdns.ipRange = ipRange
@ -137,7 +138,7 @@ func (fkdns *Holder) GetDomainFromFakeDNS(ip net.Address) string {
if k, ok := fkdns.domainToIP.GetKeyFromValue(ip); ok {
return k.(string)
}
newError("A fake ip request to ", ip, ", however there is no matching domain name in fake DNS").AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "A fake ip request to ", ip, ", however there is no matching domain name in fake DNS")
return ""
}
@ -192,10 +193,10 @@ func (h *HolderMulti) Start() error {
for _, v := range h.holders {
if v.config != nil && v.config.IpPool != "" && v.config.LruSize != 0 {
if err := v.Start(); err != nil {
return newError("Cannot start all fake dns pools").Base(err)
return errors.New("Cannot start all fake dns pools").Base(err)
}
} else {
return newError("invalid fakeDNS setting")
return errors.New("invalid fakeDNS setting")
}
}
return nil
@ -204,7 +205,7 @@ func (h *HolderMulti) Start() error {
func (h *HolderMulti) Close() error {
for _, v := range h.holders {
if err := v.Close(); err != nil {
return newError("Cannot close all fake dns pools").Base(err)
return errors.New("Cannot close all fake dns pools").Base(err)
}
}
return nil

13
app/dns/hosts.go
View file

@ -1,7 +1,10 @@
package dns
import (
"context"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/strmatcher"
"github.com/xtls/xray-core/features"
@ -32,7 +35,7 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
address := ip.AsAddress()
if address.Family().IsDomain() {
return nil, newError("invalid domain address in static hosts: ", address.Domain()).AtWarning()
return nil, errors.New("invalid domain address in static hosts: ", address.Domain()).AtWarning()
}
sh.ips[id] = []net.Address{address}
@ -42,7 +45,7 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
for _, mapping := range hosts {
matcher, err := toStrMatcher(mapping.Type, mapping.Domain)
if err != nil {
return nil, newError("failed to create domain matcher").Base(err)
return nil, errors.New("failed to create domain matcher").Base(err)
}
id := g.Add(matcher)
ips := make([]net.Address, 0, len(mapping.Ip)+1)
@ -53,12 +56,12 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
for _, ip := range mapping.Ip {
addr := net.IPAddress(ip)
if addr == nil {
return nil, newError("invalid IP address in static hosts: ", ip).AtWarning()
return nil, errors.New("invalid IP address in static hosts: ", ip).AtWarning()
}
ips = append(ips, addr)
}
default:
return nil, newError("neither IP address nor proxied domain specified for domain: ", mapping.Domain).AtWarning()
return nil, errors.New("neither IP address nor proxied domain specified for domain: ", mapping.Domain).AtWarning()
}
sh.ips[id] = ips
@ -90,7 +93,7 @@ func (h *StaticHosts) lookup(domain string, option dns.IPOption, maxDepth int) [
case len(addrs) == 0: // Not recorded in static hosts, return nil
return nil
case len(addrs) == 1 && addrs[0].Family().IsDomain(): // Try to unwrap domain
newError("found replaced domain: ", domain, " -> ", addrs[0].Domain(), ". Try to unwrap it").AtDebug().WriteToLog()
errors.LogDebug(context.Background(), "found replaced domain: ", domain, " -> ", addrs[0].Domain(), ". Try to unwrap it")
if maxDepth > 0 {
unwrapped := h.lookup(addrs[0].Domain(), option, maxDepth-1)
if unwrapped != nil {

22
app/dns/nameserver.go
View file

@ -64,7 +64,7 @@ func NewServer(dest net.Destination, dispatcher routing.Dispatcher, queryStrateg
if dest.Network == net.Network_UDP { // UDP classic DNS mode
return NewClassicNameServer(dest, dispatcher), nil
}
return nil, newError("No available name server could be created from ", dest).AtWarning()
return nil, errors.New("No available name server could be created from ", dest).AtWarning()
}
// NewClient creates a DNS client managing a name server with client IP, domain rules and expected IPs.
@ -82,7 +82,7 @@ func NewClient(
// Create a new server for each client for now
server, err := NewServer(ns.Address.AsDestination(), dispatcher, ns.GetQueryStrategy())
if err != nil {
return newError("failed to create nameserver").Base(err).AtWarning()
return errors.New("failed to create nameserver").Base(err).AtWarning()
}
// Priotize local domains with specific TLDs or without any dot to local DNS
@ -111,7 +111,7 @@ func NewClient(
for _, domain := range ns.PrioritizedDomain {
domainRule, err := toStrMatcher(domain.Type, domain.Domain)
if err != nil {
return newError("failed to create prioritized domain").Base(err).AtWarning()
return errors.New("failed to create prioritized domain").Base(err).AtWarning()
}
originalRuleIdx := ruleCurr
if ruleCurr < len(ns.OriginalRules) {
@ -130,7 +130,7 @@ func NewClient(
}
err = updateDomainRule(domainRule, originalRuleIdx, *matcherInfos)
if err != nil {
return newError("failed to create prioritized domain").Base(err).AtWarning()
return errors.New("failed to create prioritized domain").Base(err).AtWarning()
}
}
@ -139,7 +139,7 @@ func NewClient(
for _, geoip := range ns.Geoip {
matcher, err := container.Add(geoip)
if err != nil {
return newError("failed to create ip matcher").Base(err).AtWarning()
return errors.New("failed to create ip matcher").Base(err).AtWarning()
}
matchers = append(matchers, matcher)
}
@ -147,9 +147,9 @@ func NewClient(
if len(clientIP) > 0 {
switch ns.Address.Address.GetAddress().(type) {
case *net.IPOrDomain_Domain:
newError("DNS: client ", ns.Address.Address.GetDomain(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
errors.LogInfo(ctx, "DNS: client ", ns.Address.Address.GetDomain(), " uses clientIP ", clientIP.String())
case *net.IPOrDomain_Ip:
newError("DNS: client ", ns.Address.Address.GetIp(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
errors.LogInfo(ctx, "DNS: client ", ns.Address.Address.GetIp(), " uses clientIP ", clientIP.String())
}
}
@ -169,7 +169,7 @@ func NewSimpleClient(ctx context.Context, endpoint *net.Endpoint, clientIP net.I
err := core.RequireFeatures(ctx, func(dispatcher routing.Dispatcher) error {
server, err := NewServer(endpoint.AsDestination(), dispatcher, QueryStrategy_USE_IP)
if err != nil {
return newError("failed to create nameserver").Base(err).AtWarning()
return errors.New("failed to create nameserver").Base(err).AtWarning()
}
client.server = server
client.clientIP = clientIP
@ -179,9 +179,9 @@ func NewSimpleClient(ctx context.Context, endpoint *net.Endpoint, clientIP net.I
if len(clientIP) > 0 {
switch endpoint.Address.GetAddress().(type) {
case *net.IPOrDomain_Domain:
newError("DNS: client ", endpoint.Address.GetDomain(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
errors.LogInfo(ctx, "DNS: client ", endpoint.Address.GetDomain(), " uses clientIP ", clientIP.String())
case *net.IPOrDomain_Ip:
newError("DNS: client ", endpoint.Address.GetIp(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
errors.LogInfo(ctx, "DNS: client ", endpoint.Address.GetIp(), " uses clientIP ", clientIP.String())
}
}
@ -222,7 +222,7 @@ func (c *Client) MatchExpectedIPs(domain string, ips []net.IP) ([]net.IP, error)
if len(newIps) == 0 {
return nil, errExpectedIPNonMatch
}
newError("domain ", domain, " expectIPs ", newIps, " matched at server ", c.Name()).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), "domain ", domain, " expectIPs ", newIps, " matched at server ", c.Name())
return newIps, nil
}

25
app/dns/nameserver_doh.go
View file

@ -12,6 +12,7 @@ import (
"time"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/net/cnc"
@ -43,7 +44,7 @@ type DoHNameServer struct {
// NewDoHNameServer creates DOH server object for remote resolving.
func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (*DoHNameServer, error) {
newError("DNS: created Remote DOH client for ", url.String()).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "DNS: created Remote DOH client for ", url.String())
s := baseDOHNameServer(url, "DOH", queryStrategy)
s.dispatcher = dispatcher
@ -119,7 +120,7 @@ func NewDoHLocalNameServer(url *url.URL, queryStrategy QueryStrategy) *DoHNameSe
Timeout: time.Second * 180,
Transport: tr,
}
newError("DNS: created Local DOH client for ", url.String()).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "DNS: created Local DOH client for ", url.String())
return s
}
@ -150,7 +151,7 @@ func (s *DoHNameServer) Cleanup() error {
defer s.Unlock()
if len(s.ips) == 0 {
return newError("nothing to do. stopping...")
return errors.New("nothing to do. stopping...")
}
for domain, record := range s.ips {
@ -162,7 +163,7 @@ func (s *DoHNameServer) Cleanup() error {
}
if record.A == nil && record.AAAA == nil {
newError(s.name, " cleanup ", domain).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), s.name, " cleanup ", domain)
delete(s.ips, domain)
} else {
s.ips[domain] = record
@ -205,7 +206,7 @@ func (s *DoHNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
updated = true
}
}
newError(s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed)
if updated {
s.ips[req.domain] = rec
@ -225,10 +226,10 @@ func (s *DoHNameServer) newReqID() uint16 {
}
func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {
newError(s.name, " querying: ", domain).AtInfo().WriteToLog(session.ExportIDToError(ctx))
errors.LogInfo(ctx, s.name, " querying: ", domain)
if s.name+"." == "DOH//"+domain {
newError(s.name, " tries to resolve itself! Use IP or set \"hosts\" instead.").AtError().WriteToLog(session.ExportIDToError(ctx))
errors.LogError(ctx, s.name, " tries to resolve itself! Use IP or set \"hosts\" instead.")
return
}
@ -266,17 +267,17 @@ func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP n
b, err := dns.PackMessage(r.msg)
if err != nil {
newError("failed to pack dns query for ", domain).Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to pack dns query for ", domain)
return
}
resp, err := s.dohHTTPSContext(dnsCtx, b.Bytes())
if err != nil {
newError("failed to retrieve response for ", domain).Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to retrieve response for ", domain)
return
}
rec, err := parseResponse(resp)
if err != nil {
newError("failed to handle DOH response for ", domain).Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to handle DOH response for ", domain)
return
}
s.updateIP(r, rec)
@ -361,11 +362,11 @@ func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net
}
if disableCache {
newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
errors.LogDebug(ctx, "DNS cache is disabled. Querying IP for ", domain, " at ", s.name)
} else {
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
errors.LogDebugInner(ctx, err, s.name, " cache HIT ", domain, " -> ", ips)
log.Record(&log.DNSLog{Server: s.name, Domain: domain, Result: ips, Status: log.DNSCacheHit, Elapsed: 0, Error: err})
return ips, err
}

7
app/dns/nameserver_fakedns.go
View file

@ -3,6 +3,7 @@ package dns
import (
"context"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/core"
"github.com/xtls/xray-core/features/dns"
@ -25,7 +26,7 @@ func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ net.IP, op
if err := core.RequireFeatures(ctx, func(fd dns.FakeDNSEngine) {
f.fakeDNSEngine = fd
}); err != nil {
return nil, newError("Unable to locate a fake DNS Engine").Base(err).AtError()
return nil, errors.New("Unable to locate a fake DNS Engine").Base(err).AtError()
}
}
var ips []net.Address
@ -37,10 +38,10 @@ func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ net.IP, op
netIP, err := toNetIP(ips)
if err != nil {
return nil, newError("Unable to convert IP to net ip").Base(err).AtError()
return nil, errors.New("Unable to convert IP to net ip").Base(err).AtError()
}
newError(f.Name(), " got answer: ", domain, " -> ", ips).AtInfo().WriteToLog()
errors.LogInfo(ctx, f.Name(), " got answer: ", domain, " -> ", ips)
if len(netIP) > 0 {
return netIP, nil

7
app/dns/nameserver_local.go
View file

@ -5,6 +5,7 @@ import (
"strings"
"time"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/features/dns"
@ -19,7 +20,7 @@ type LocalNameServer struct {
const errEmptyResponse = "No address associated with hostname"
// QueryIP implements Server.
func (s *LocalNameServer) QueryIP(_ context.Context, domain string, _ net.IP, option dns.IPOption, _ bool) (ips []net.IP, err error) {
func (s *LocalNameServer) QueryIP(ctx context.Context, domain string, _ net.IP, option dns.IPOption, _ bool) (ips []net.IP, err error) {
start := time.Now()
ips, err = s.client.LookupIP(domain, option)
@ -28,7 +29,7 @@ func (s *LocalNameServer) QueryIP(_ context.Context, domain string, _ net.IP, op
}
if len(ips) > 0 {
newError("Localhost got answer: ", domain, " -> ", ips).AtInfo().WriteToLog()
errors.LogInfo(ctx, "Localhost got answer: ", domain, " -> ", ips)
log.Record(&log.DNSLog{Server: s.Name(), Domain: domain, Result: ips, Status: log.DNSQueried, Elapsed: time.Since(start), Error: err})
}
@ -42,7 +43,7 @@ func (s *LocalNameServer) Name() string {
// NewLocalNameServer creates localdns server object for directly lookup in system DNS.
func NewLocalNameServer() *LocalNameServer {
newError("DNS: created localhost client").AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "DNS: created localhost client")
return &LocalNameServer{
client: localdns.New(),
}

29
app/dns/nameserver_quic.go
View file

@ -12,6 +12,7 @@ import (
"github.com/quic-go/quic-go"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/buf"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/protocol/dns"
@ -45,7 +46,7 @@ type QUICNameServer struct {
// NewQUICNameServer creates DNS-over-QUIC client object for local resolving
func NewQUICNameServer(url *url.URL, queryStrategy QueryStrategy) (*QUICNameServer, error) {
newError("DNS: created Local DNS-over-QUIC client for ", url.String()).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "DNS: created Local DNS-over-QUIC client for ", url.String())
var err error
port := net.Port(853)
@ -84,7 +85,7 @@ func (s *QUICNameServer) Cleanup() error {
defer s.Unlock()
if len(s.ips) == 0 {
return newError("nothing to do. stopping...")
return errors.New("nothing to do. stopping...")
}
for domain, record := range s.ips {
@ -96,7 +97,7 @@ func (s *QUICNameServer) Cleanup() error {
}
if record.A == nil && record.AAAA == nil {
newError(s.name, " cleanup ", domain).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), s.name, " cleanup ", domain)
delete(s.ips, domain)
} else {
s.ips[domain] = record
@ -139,7 +140,7 @@ func (s *QUICNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
updated = true
}
}
newError(s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed)
if updated {
s.ips[req.domain] = rec
@ -159,7 +160,7 @@ func (s *QUICNameServer) newReqID() uint16 {
}
func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {
newError(s.name, " querying: ", domain).AtInfo().WriteToLog(session.ExportIDToError(ctx))
errors.LogInfo(ctx, s.name, " querying: ", domain)
reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(clientIP))
@ -192,7 +193,7 @@ func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP
b, err := dns.PackMessage(r.msg)
if err != nil {
newError("failed to pack dns query").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to pack dns query")
return
}
@ -203,13 +204,13 @@ func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP
conn, err := s.openStream(dnsCtx)
if err != nil {
newError("failed to open quic connection").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to open quic connection")
return
}
_, err = conn.Write(dnsReqBuf.Bytes())
if err != nil {
newError("failed to send query").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to send query")
return
}
@ -219,25 +220,25 @@ func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP
defer respBuf.Release()
n, err := respBuf.ReadFullFrom(conn, 2)
if err != nil && n == 0 {
newError("failed to read response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to read response length")
return
}
var length int16
err = binary.Read(bytes.NewReader(respBuf.Bytes()), binary.BigEndian, &length)
if err != nil {
newError("failed to parse response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to parse response length")
return
}
respBuf.Clear()
n, err = respBuf.ReadFullFrom(conn, int32(length))
if err != nil && n == 0 {
newError("failed to read response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to read response length")
return
}
rec, err := parseResponse(respBuf.Bytes())
if err != nil {
newError("failed to handle response").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to handle response")
return
}
s.updateIP(r, rec)
@ -296,11 +297,11 @@ func (s *QUICNameServer) QueryIP(ctx context.Context, domain string, clientIP ne
}
if disableCache {
newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
errors.LogDebug(ctx, "DNS cache is disabled. Querying IP for ", domain, " at ", s.name)
} else {
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
errors.LogDebugInner(ctx, err, s.name, " cache HIT ", domain, " -> ", ips)
log.Record(&log.DNSLog{Server: s.name, Domain: domain, Result: ips, Status: log.DNSCacheHit, Elapsed: 0, Error: err})
return ips, err
}

27
app/dns/nameserver_tcp.go
View file

@ -11,6 +11,7 @@ import (
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/buf"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/net/cnc"
@ -114,7 +115,7 @@ func (s *TCPNameServer) Cleanup() error {
defer s.Unlock()
if len(s.ips) == 0 {
return newError("nothing to do. stopping...")
return errors.New("nothing to do. stopping...")
}
for domain, record := range s.ips {
@ -126,7 +127,7 @@ func (s *TCPNameServer) Cleanup() error {
}
if record.A == nil && record.AAAA == nil {
newError(s.name, " cleanup ", domain).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), s.name, " cleanup ", domain)
delete(s.ips, domain)
} else {
s.ips[domain] = record
@ -169,7 +170,7 @@ func (s *TCPNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
updated = true
}
}
newError(s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed)
if updated {
s.ips[req.domain] = rec
@ -189,7 +190,7 @@ func (s *TCPNameServer) newReqID() uint16 {
}
func (s *TCPNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {
newError(s.name, " querying DNS for: ", domain).AtDebug().WriteToLog(session.ExportIDToError(ctx))
errors.LogDebug(ctx, s.name, " querying DNS for: ", domain)
reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(clientIP))
@ -219,13 +220,13 @@ func (s *TCPNameServer) sendQuery(ctx context.Context, domain string, clientIP n
b, err := dns.PackMessage(r.msg)
if err != nil {
newError("failed to pack dns query").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to pack dns query")
return
}
conn, err := s.dial(dnsCtx)
if err != nil {
newError("failed to dial namesever").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to dial namesever")
return
}
defer conn.Close()
@ -236,7 +237,7 @@ func (s *TCPNameServer) sendQuery(ctx context.Context, domain string, clientIP n
_, err = conn.Write(dnsReqBuf.Bytes())
if err != nil {
newError("failed to send query").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to send query")
return
}
dnsReqBuf.Release()
@ -245,25 +246,25 @@ func (s *TCPNameServer) sendQuery(ctx context.Context, domain string, clientIP n
defer respBuf.Release()
n, err := respBuf.ReadFullFrom(conn, 2)
if err != nil && n == 0 {
newError("failed to read response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to read response length")
return
}
var length int16
err = binary.Read(bytes.NewReader(respBuf.Bytes()), binary.BigEndian, &length)
if err != nil {
newError("failed to parse response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to parse response length")
return
}
respBuf.Clear()
n, err = respBuf.ReadFullFrom(conn, int32(length))
if err != nil && n == 0 {
newError("failed to read response length").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to read response length")
return
}
rec, err := parseResponse(respBuf.Bytes())
if err != nil {
newError("failed to parse DNS over TCP response").Base(err).AtError().WriteToLog()
errors.LogErrorInner(ctx, err, "failed to parse DNS over TCP response")
return
}
@ -319,11 +320,11 @@ func (s *TCPNameServer) QueryIP(ctx context.Context, domain string, clientIP net
}
if disableCache {
newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
errors.LogDebug(ctx, "DNS cache is disabled. Querying IP for ", domain, " at ", s.name)
} else {
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
errors.LogDebugInner(ctx, err, s.name, " cache HIT ", domain, " -> ", ips)
log.Record(&log.DNSLog{Server: s.name, Domain: domain, Result: ips, Status: log.DNSCacheHit, Elapsed: 0, Error: err})
return ips, err
}

22
app/dns/nameserver_udp.go
View file

@ -8,11 +8,11 @@ import (
"time"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/protocol/dns"
udp_proto "github.com/xtls/xray-core/common/protocol/udp"
"github.com/xtls/xray-core/common/session"
"github.com/xtls/xray-core/common/signal/pubsub"
"github.com/xtls/xray-core/common/task"
dns_feature "github.com/xtls/xray-core/features/dns"
@ -53,7 +53,7 @@ func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher
Execute: s.Cleanup,
}
s.udpServer = udp.NewDispatcher(dispatcher, s.HandleResponse)
newError("DNS: created UDP client initialized for ", address.NetAddr()).AtInfo().WriteToLog()
errors.LogInfo(context.Background(), "DNS: created UDP client initialized for ", address.NetAddr())
return s
}
@ -69,7 +69,7 @@ func (s *ClassicNameServer) Cleanup() error {
defer s.Unlock()
if len(s.ips) == 0 && len(s.requests) == 0 {
return newError(s.name, " nothing to do. stopping...")
return errors.New(s.name, " nothing to do. stopping...")
}
for domain, record := range s.ips {
@ -81,7 +81,7 @@ func (s *ClassicNameServer) Cleanup() error {
}
if record.A == nil && record.AAAA == nil {
newError(s.name, " cleanup ", domain).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), s.name, " cleanup ", domain)
delete(s.ips, domain)
} else {
s.ips[domain] = record
@ -109,7 +109,7 @@ func (s *ClassicNameServer) Cleanup() error {
func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_proto.Packet) {
ipRec, err := parseResponse(packet.Payload.Bytes())
if err != nil {
newError(s.name, " fail to parse responded DNS udp").AtError().WriteToLog()
errors.LogError(ctx, s.name, " fail to parse responded DNS udp")
return
}
@ -122,7 +122,7 @@ func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_prot
}
s.Unlock()
if !ok {
newError(s.name, " cannot find the pending request").AtError().WriteToLog()
errors.LogError(ctx, s.name, " cannot find the pending request")
return
}
@ -135,7 +135,7 @@ func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_prot
}
elapsed := time.Since(req.start)
newError(s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed).AtInfo().WriteToLog()
errors.LogInfo(ctx, s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed)
if len(req.domain) > 0 && (rec.A != nil || rec.AAAA != nil) {
s.updateIP(req.domain, &rec)
}
@ -160,7 +160,7 @@ func (s *ClassicNameServer) updateIP(domain string, newRec *record) {
}
if updated {
newError(s.name, " updating IP records for domain:", domain).AtDebug().WriteToLog()
errors.LogDebug(context.Background(), s.name, " updating IP records for domain:", domain)
s.ips[domain] = rec
}
if newRec.A != nil {
@ -187,7 +187,7 @@ func (s *ClassicNameServer) addPendingRequest(req *dnsRequest) {
}
func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {
newError(s.name, " querying DNS for: ", domain).AtDebug().WriteToLog(session.ExportIDToError(ctx))
errors.LogDebug(ctx, s.name, " querying DNS for: ", domain)
reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(clientIP))
@ -241,11 +241,11 @@ func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, clientIP
fqdn := Fqdn(domain)
if disableCache {
newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
errors.LogDebug(ctx, "DNS cache is disabled. Querying IP for ", domain, " at ", s.name)
} else {
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
errors.LogDebugInner(ctx, err, s.name, " cache HIT ", domain, " -> ", ips)
log.Record(&log.DNSLog{Server: s.name, Domain: domain, Result: ips, Status: log.DNSCacheHit, Elapsed: 0, Error: err})
return ips, err
}