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add basic lla

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This commit is contained in:
Eugene Burkov
2022-09-28 19:13:58 +03:00
parent 47c9c946a3
commit e528d2f23b
11 changed files with 199 additions and 150 deletions
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7
internal/home/config.go
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@@ -4,6 +4,7 @@ import (
"bytes"
"fmt"
"net"
"net/netip"
"os"
"path/filepath"
"sync"
@@ -135,8 +136,8 @@ type configuration struct {
// field ordering is important -- yaml fields will mirror ordering from here
type dnsConfig struct {
BindHosts []net.IP `yaml:"bind_hosts"`
Port int `yaml:"port"`
BindHosts []netip.Addr `yaml:"bind_hosts"`
Port int `yaml:"port"`
// time interval for statistics (in days)
StatsInterval uint32 `yaml:"statistics_interval"`
@@ -203,7 +204,7 @@ var config = &configuration{
AuthBlockMin: 15,
WebSessionTTLHours: 30 * 24,
DNS: dnsConfig{
BindHosts: []net.IP{{0, 0, 0, 0}},
BindHosts: []netip.Addr{netip.IPv4Unspecified()},
Port: defaultPortDNS,
StatsInterval: 1,
QueryLogEnabled: true,

12
internal/home/control.go
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@@ -3,8 +3,8 @@ package home
import (
"encoding/json"
"fmt"
"net"
"net/http"
"net/netip"
"net/url"
"runtime"
"strings"
@@ -20,11 +20,11 @@ import (
// appendDNSAddrs is a convenient helper for appending a formatted form of DNS
// addresses to a slice of strings.
func appendDNSAddrs(dst []string, addrs ...net.IP) (res []string) {
func appendDNSAddrs(dst []string, addrs ...netip.Addr) (res []string) {
for _, addr := range addrs {
var hostport string
if config.DNS.Port != defaultPortDNS {
hostport = netutil.JoinHostPort(addr.String(), config.DNS.Port)
hostport = netip.AddrPortFrom(addr, uint16(config.DNS.Port)).String()
} else {
hostport = addr.String()
}
@@ -38,7 +38,7 @@ func appendDNSAddrs(dst []string, addrs ...net.IP) (res []string) {
// appendDNSAddrsWithIfaces formats and appends all DNS addresses from src to
// dst. It also adds the IP addresses of all network interfaces if src contains
// an unspecified IP address.
func appendDNSAddrsWithIfaces(dst []string, src []net.IP) (res []string, err error) {
func appendDNSAddrsWithIfaces(dst []string, src []netip.Addr) (res []string, err error) {
ifacesAdded := false
for _, h := range src {
if !h.IsUnspecified() {
@@ -71,7 +71,9 @@ func appendDNSAddrsWithIfaces(dst []string, src []net.IP) (res []string, err err
// on, including the addresses on all interfaces in cases of unspecified IPs.
func collectDNSAddresses() (addrs []string, err error) {
if hosts := config.DNS.BindHosts; len(hosts) == 0 {
addrs = appendDNSAddrs(addrs, net.IP{127, 0, 0, 1})
addr := netip.AddrFrom4([4]byte{127, 0, 0, 1})
addrs = appendDNSAddrs(addrs, addr)
} else {
addrs, err = appendDNSAddrsWithIfaces(addrs, hosts)
if err != nil {

46
internal/home/controlinstall.go
View File

@@ -5,8 +5,8 @@ import (
"encoding/json"
"fmt"
"io"
"net"
"net/http"
"net/netip"
"os"
"os/exec"
"path/filepath"
@@ -75,9 +75,9 @@ func (web *Web) handleInstallGetAddresses(w http.ResponseWriter, r *http.Request
}
type checkConfReqEnt struct {
IP net.IP `json:"ip"`
Port int `json:"port"`
Autofix bool `json:"autofix"`
IP netip.Addr `json:"ip"`
Port int `json:"port"`
Autofix bool `json:"autofix"`
}
type checkConfReq struct {
@@ -128,7 +128,7 @@ func (req *checkConfReq) validateWeb(tcpPorts aghalg.UniqChecker[tcpPort]) (err
// unbound after install.
}
return aghnet.CheckPort("tcp", req.Web.IP, portInt)
return aghnet.CheckPort("tcp", netip.AddrPortFrom(req.Web.IP, uint16(portInt)))
}
// validateDNS returns error if the DNS part of the initial configuration can't
@@ -153,13 +153,13 @@ func (req *checkConfReq) validateDNS(
return false, err
}
err = aghnet.CheckPort("tcp", req.DNS.IP, port)
err = aghnet.CheckPort("tcp", netip.AddrPortFrom(req.DNS.IP, uint16(port)))
if err != nil {
return false, err
}
}
err = aghnet.CheckPort("udp", req.DNS.IP, port)
err = aghnet.CheckPort("udp", netip.AddrPortFrom(req.DNS.IP, uint16(port)))
if !aghnet.IsAddrInUse(err) {
return false, err
}
@@ -171,7 +171,7 @@ func (req *checkConfReq) validateDNS(
log.Error("disabling DNSStubListener: %s", err)
}
err = aghnet.CheckPort("udp", req.DNS.IP, port)
err = aghnet.CheckPort("udp", netip.AddrPortFrom(req.DNS.IP, uint16(port)))
canAutofix = false
}
@@ -213,7 +213,7 @@ func (web *Web) handleInstallCheckConfig(w http.ResponseWriter, r *http.Request)
// handleStaticIP - handles static IP request
// It either checks if we have a static IP
// Or if set=true, it tries to set it
func handleStaticIP(ip net.IP, set bool) staticIPJSON {
func handleStaticIP(ip netip.Addr, set bool) staticIPJSON {
resp := staticIPJSON{}
interfaceName := aghnet.InterfaceByIP(ip)
@@ -321,8 +321,8 @@ func disableDNSStubListener() error {
}
type applyConfigReqEnt struct {
IP net.IP `json:"ip"`
Port int `json:"port"`
IP netip.Addr `json:"ip"`
Port int `json:"port"`
}
type applyConfigReq struct {
@@ -388,14 +388,14 @@ func (web *Web) handleInstallConfigure(w http.ResponseWriter, r *http.Request) {
return
}
err = aghnet.CheckPort("udp", req.DNS.IP, req.DNS.Port)
err = aghnet.CheckPort("udp", netip.AddrPortFrom(req.DNS.IP, uint16(req.DNS.Port)))
if err != nil {
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)
return
}
err = aghnet.CheckPort("tcp", req.DNS.IP, req.DNS.Port)
err = aghnet.CheckPort("tcp", netip.AddrPortFrom(req.DNS.IP, uint16(req.DNS.Port)))
if err != nil {
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)
@@ -406,9 +406,9 @@ func (web *Web) handleInstallConfigure(w http.ResponseWriter, r *http.Request) {
copyInstallSettings(curConfig, config)
Context.firstRun = false
config.BindHost = req.Web.IP
config.BindHost = req.Web.IP.AsSlice()
config.BindPort = req.Web.Port
config.DNS.BindHosts = []net.IP{req.DNS.IP}
config.DNS.BindHosts = []netip.Addr{req.DNS.IP}
config.DNS.Port = req.DNS.Port
// TODO(e.burkov): StartMods() should be put in a separate goroutine at the
@@ -439,7 +439,7 @@ func (web *Web) handleInstallConfigure(w http.ResponseWriter, r *http.Request) {
}
web.conf.firstRun = false
web.conf.BindHost = req.Web.IP
web.conf.BindHost = req.Web.IP.AsSlice()
web.conf.BindPort = req.Web.Port
registerControlHandlers()
@@ -481,9 +481,9 @@ func decodeApplyConfigReq(r io.Reader) (req *applyConfigReq, restartHTTP bool, e
return nil, false, errors.Error("ports cannot be 0")
}
restartHTTP = !config.BindHost.Equal(req.Web.IP) || config.BindPort != req.Web.Port
restartHTTP = !config.BindHost.Equal(req.Web.IP.AsSlice()) || config.BindPort != req.Web.Port
if restartHTTP {
err = aghnet.CheckPort("tcp", req.Web.IP, req.Web.Port)
err = aghnet.CheckPort("tcp", netip.AddrPortFrom(req.Web.IP, uint16(req.Web.Port)))
if err != nil {
return nil, false, fmt.Errorf(
"checking address %s:%d: %w",
@@ -509,9 +509,9 @@ func (web *Web) registerInstallHandlers() {
// TODO(e.burkov): This should removed with the API v1 when the appropriate
// functionality will appear in default checkConfigReqEnt.
type checkConfigReqEntBeta struct {
IP []net.IP `json:"ip"`
Port int `json:"port"`
Autofix bool `json:"autofix"`
IP []netip.Addr `json:"ip"`
Port int `json:"port"`
Autofix bool `json:"autofix"`
}
// checkConfigReqBeta is a struct representing new client's config check request
@@ -586,8 +586,8 @@ func (web *Web) handleInstallCheckConfigBeta(w http.ResponseWriter, r *http.Requ
// TODO(e.burkov): This should removed with the API v1 when the appropriate
// functionality will appear in default applyConfigReqEnt.
type applyConfigReqEntBeta struct {
IP []net.IP `json:"ip"`
Port int `json:"port"`
IP []netip.Addr `json:"ip"`
Port int `json:"port"`
}
// applyConfigReqBeta is a struct representing new client's config setting

27
internal/home/dns.go
View File

@@ -3,6 +3,7 @@ package home
import (
"fmt"
"net"
"net/netip"
"net/url"
"os"
"path/filepath"
@@ -164,33 +165,27 @@ func onDNSRequest(pctx *proxy.DNSContext) {
}
}
func ipsToTCPAddrs(ips []net.IP, port int) (tcpAddrs []*net.TCPAddr) {
func ipsToTCPAddrs(ips []netip.Addr, port int) (tcpAddrs []*net.TCPAddr) {
if ips == nil {
return nil
}
tcpAddrs = make([]*net.TCPAddr, len(ips))
for i, ip := range ips {
tcpAddrs[i] = &net.TCPAddr{
IP: ip,
Port: port,
}
tcpAddrs = make([]*net.TCPAddr, 0, len(ips))
for _, ip := range ips {
tcpAddrs = append(tcpAddrs, net.TCPAddrFromAddrPort(netip.AddrPortFrom(ip, uint16(port))))
}
return tcpAddrs
}
func ipsToUDPAddrs(ips []net.IP, port int) (udpAddrs []*net.UDPAddr) {
func ipsToUDPAddrs(ips []netip.Addr, port int) (udpAddrs []*net.UDPAddr) {
if ips == nil {
return nil
}
udpAddrs = make([]*net.UDPAddr, len(ips))
for i, ip := range ips {
udpAddrs[i] = &net.UDPAddr{
IP: ip,
Port: port,
}
udpAddrs = make([]*net.UDPAddr, 0, len(ips))
for _, ip := range ips {
udpAddrs = append(udpAddrs, net.UDPAddrFromAddrPort(netip.AddrPortFrom(ip, uint16(port))))
}
return udpAddrs
@@ -200,7 +195,7 @@ func generateServerConfig() (newConf dnsforward.ServerConfig, err error) {
dnsConf := config.DNS
hosts := dnsConf.BindHosts
if len(hosts) == 0 {
hosts = []net.IP{{127, 0, 0, 1}}
hosts = []netip.Addr{netip.AddrFrom4([4]byte{127, 0, 0, 1})}
}
newConf = dnsforward.ServerConfig{
@@ -254,7 +249,7 @@ func generateServerConfig() (newConf dnsforward.ServerConfig, err error) {
return newConf, nil
}
func newDNSCrypt(hosts []net.IP, tlsConf tlsConfigSettings) (dnscc dnsforward.DNSCryptConfig, err error) {
func newDNSCrypt(hosts []netip.Addr, tlsConf tlsConfigSettings) (dnscc dnsforward.DNSCryptConfig, err error) {
if tlsConf.DNSCryptConfigFile == "" {
return dnscc, errors.Error("no dnscrypt_config_file")
}

3
internal/home/home.go
View File

@@ -10,6 +10,7 @@ import (
"net"
"net/http"
"net/http/pprof"
"net/netip"
"net/url"
"os"
"os/signal"
@@ -537,7 +538,7 @@ func checkPermissions() {
}
// We should check if AdGuard Home is able to bind to port 53
err := aghnet.CheckPort("tcp", net.IP{127, 0, 0, 1}, defaultPortDNS)
err := aghnet.CheckPort("tcp", netip.AddrPortFrom(aghnet.IPv4Localhost(), defaultPortDNS))
if err != nil {
if errors.Is(err, os.ErrPermission) {
log.Fatal(`Permission check failed.

5
internal/home/mobileconfig_test.go
View File

@@ -3,12 +3,11 @@ package home
import (
"bytes"
"encoding/json"
"net"
"net/http"
"net/http/httptest"
"net/netip"
"testing"
"github.com/AdguardTeam/golibs/netutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"howett.net/plist"
@@ -28,7 +27,7 @@ func setupDNSIPs(t testing.TB) {
config = &configuration{
DNS: dnsConfig{
BindHosts: []net.IP{netutil.IPv4Zero()},
BindHosts: []netip.Addr{netip.IPv4Unspecified()},
Port: defaultPortDNS,
},
}

12
internal/home/web.go
View File

@@ -6,6 +6,7 @@ import (
"io/fs"
"net"
"net/http"
"net/netip"
"sync"
"time"
@@ -35,6 +36,7 @@ type webConfig struct {
clientFS fs.FS
clientBetaFS fs.FS
// TODO(e.burkov): !! use netip
BindHost net.IP
BindPort int
BetaBindPort int
@@ -114,8 +116,14 @@ func CreateWeb(conf *webConfig) *Web {
// WebCheckPortAvailable - check if port is available
// BUT: if we are already using this port, no need
func WebCheckPortAvailable(port int) bool {
return Context.web.httpsServer.server != nil ||
aghnet.CheckPort("tcp", config.BindHost, port) == nil
if Context.web.httpsServer.server != nil {
return true
}
// TODO(e.burkov): !! use netip
addr, ok := netip.AddrFromSlice(config.BindHost)
return ok && aghnet.CheckPort("tcp", netip.AddrPortFrom(addr, uint16(port))) == nil
}
// TLSConfigChanged updates the TLS configuration and restarts the HTTPS server