syncthing/lib/api/api_test.go

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// Copyright (C) 2016 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package api
import (
"bytes"
"compress/gzip"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net"
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"runtime"
"strconv"
"strings"
"testing"
"time"
"github.com/d4l3k/messagediff"
"github.com/syncthing/syncthing/lib/assets"
"github.com/syncthing/syncthing/lib/config"
"github.com/syncthing/syncthing/lib/events"
"github.com/syncthing/syncthing/lib/fs"
"github.com/syncthing/syncthing/lib/locations"
"github.com/syncthing/syncthing/lib/protocol"
"github.com/syncthing/syncthing/lib/sync"
"github.com/syncthing/syncthing/lib/tlsutil"
"github.com/syncthing/syncthing/lib/ur"
"github.com/thejerf/suture"
)
var (
confDir = filepath.Join("testdata", "config")
token = filepath.Join(confDir, "csrftokens.txt")
)
func TestMain(m *testing.M) {
orig := locations.GetBaseDir(locations.ConfigBaseDir)
locations.SetBaseDir(locations.ConfigBaseDir, confDir)
exitCode := m.Run()
locations.SetBaseDir(locations.ConfigBaseDir, orig)
os.Exit(exitCode)
}
func TestCSRFToken(t *testing.T) {
t.Parallel()
max := 250
int := 5
if testing.Short() {
max = 20
int = 2
}
m := newCsrfManager("unique", "prefix", config.GUIConfiguration{}, nil, "")
t1 := m.newToken()
t2 := m.newToken()
t3 := m.newToken()
if !m.validToken(t3) {
t.Fatal("t3 should be valid")
}
for i := 0; i < max; i++ {
if i%int == 0 {
// t1 and t2 should remain valid by virtue of us checking them now
// and then.
if !m.validToken(t1) {
t.Fatal("t1 should be valid at iteration", i)
}
if !m.validToken(t2) {
t.Fatal("t2 should be valid at iteration", i)
}
}
// The newly generated token is always valid
t4 := m.newToken()
if !m.validToken(t4) {
t.Fatal("t4 should be valid at iteration", i)
}
}
if m.validToken(t3) {
t.Fatal("t3 should have expired by now")
}
}
func TestStopAfterBrokenConfig(t *testing.T) {
t.Parallel()
cfg := config.Configuration{
GUI: config.GUIConfiguration{
RawAddress: "127.0.0.1:0",
RawUseTLS: false,
},
}
w := config.Wrap("/dev/null", cfg, events.NoopLogger)
srv := New(protocol.LocalDeviceID, w, "", "syncthing", nil, nil, nil, events.NoopLogger, nil, nil, nil, nil, nil, nil, nil, false).(*service)
defer os.Remove(token)
srv.started = make(chan string)
sup := suture.New("test", suture.Spec{
PassThroughPanics: true,
})
sup.Add(srv)
sup.ServeBackground()
<-srv.started
// Service is now running, listening on a random port on localhost. Now we
// request a config change to a completely invalid listen address. The
// commit will fail and the service will be in a broken state.
newCfg := config.Configuration{
GUI: config.GUIConfiguration{
RawAddress: "totally not a valid address",
RawUseTLS: false,
},
}
if err := srv.VerifyConfiguration(cfg, newCfg); err == nil {
t.Fatal("Verify config should have failed")
}
// Nonetheless, it should be fine to Stop() it without panic.
sup.Stop()
}
func TestAssetsDir(t *testing.T) {
t.Parallel()
// For any given request to $FILE, we should return the first found of
// - assetsdir/$THEME/$FILE
// - compiled in asset $THEME/$FILE
// - assetsdir/default/$FILE
// - compiled in asset default/$FILE
// The asset map contains compressed assets, so create a couple of gzip compressed assets here.
buf := new(bytes.Buffer)
gw := gzip.NewWriter(buf)
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gw.Write([]byte("default"))
gw.Close()
def := assets.Asset{
Content: buf.String(),
Gzipped: true,
}
buf = new(bytes.Buffer)
gw = gzip.NewWriter(buf)
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gw.Write([]byte("foo"))
gw.Close()
foo := assets.Asset{
Content: buf.String(),
Gzipped: true,
}
e := &staticsServer{
theme: "foo",
mut: sync.NewRWMutex(),
assetDir: "testdata",
assets: map[string]assets.Asset{
"foo/a": foo, // overridden in foo/a
"foo/b": foo,
"default/a": def, // overridden in default/a (but foo/a takes precedence)
"default/b": def, // overridden in default/b (but foo/b takes precedence)
"default/c": def,
},
}
s := httptest.NewServer(e)
defer s.Close()
// assetsdir/foo/a exists, overrides compiled in
expectURLToContain(t, s.URL+"/a", "overridden-foo")
// foo/b is compiled in, default/b is overridden, return compiled in
expectURLToContain(t, s.URL+"/b", "foo")
// only exists as compiled in default/c so use that
expectURLToContain(t, s.URL+"/c", "default")
// only exists as overridden default/d so use that
expectURLToContain(t, s.URL+"/d", "overridden-default")
}
func expectURLToContain(t *testing.T, url, exp string) {
res, err := http.Get(url)
if err != nil {
t.Error(err)
return
}
if res.StatusCode != 200 {
t.Errorf("Got %s instead of 200 OK", res.Status)
return
}
data, err := ioutil.ReadAll(res.Body)
res.Body.Close()
if err != nil {
t.Error(err)
return
}
if string(data) != exp {
t.Errorf("Got %q instead of %q on %q", data, exp, url)
return
}
}
func TestDirNames(t *testing.T) {
t.Parallel()
names := dirNames("testdata")
expected := []string{"config", "default", "foo", "testfolder"}
if diff, equal := messagediff.PrettyDiff(expected, names); !equal {
t.Errorf("Unexpected dirNames return: %#v\n%s", names, diff)
}
}
type httpTestCase struct {
URL string // URL to check
Code int // Expected result code
Type string // Expected content type
Prefix string // Expected result prefix
Timeout time.Duration // Defaults to a second
}
func TestAPIServiceRequests(t *testing.T) {
t.Parallel()
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
cases := []httpTestCase{
// /rest/db
{
URL: "/rest/db/completion?device=" + protocol.LocalDeviceID.String() + "&folder=default",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/db/file?folder=default&file=something",
Code: 404,
},
{
URL: "/rest/db/ignores?folder=default",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/db/need?folder=default",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/db/status?folder=default",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/db/browse?folder=default",
Code: 200,
Type: "application/json",
Prefix: "null",
},
// /rest/stats
{
URL: "/rest/stats/device",
Code: 200,
Type: "application/json",
Prefix: "null",
},
{
URL: "/rest/stats/folder",
Code: 200,
Type: "application/json",
Prefix: "null",
},
// /rest/svc
{
URL: "/rest/svc/deviceid?id=" + protocol.LocalDeviceID.String(),
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/svc/lang",
Code: 200,
Type: "application/json",
Prefix: "[",
},
{
URL: "/rest/svc/report",
Code: 200,
Type: "application/json",
Prefix: "{",
Timeout: 5 * time.Second,
},
// /rest/system
{
URL: "/rest/system/browse?current=~",
Code: 200,
Type: "application/json",
Prefix: "[",
},
{
URL: "/rest/system/config",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/config/insync",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/connections",
Code: 200,
Type: "application/json",
Prefix: "null",
},
{
URL: "/rest/system/discovery",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/error?since=0",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/ping",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/status",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/version",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/debug",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/log?since=0",
Code: 200,
Type: "application/json",
Prefix: "{",
},
{
URL: "/rest/system/log.txt?since=0",
Code: 200,
Type: "text/plain",
Prefix: "",
},
}
for _, tc := range cases {
t.Log("Testing", tc.URL, "...")
testHTTPRequest(t, baseURL, tc, testAPIKey)
}
}
// testHTTPRequest tries the given test case, comparing the result code,
// content type, and result prefix.
func testHTTPRequest(t *testing.T, baseURL string, tc httpTestCase, apikey string) {
timeout := time.Second
if tc.Timeout > 0 {
timeout = tc.Timeout
}
cli := &http.Client{
Timeout: timeout,
}
req, err := http.NewRequest("GET", baseURL+tc.URL, nil)
if err != nil {
t.Errorf("Unexpected error requesting %s: %v", tc.URL, err)
return
}
req.Header.Set("X-API-Key", apikey)
resp, err := cli.Do(req)
if err != nil {
t.Errorf("Unexpected error requesting %s: %v", tc.URL, err)
return
}
defer resp.Body.Close()
if resp.StatusCode != tc.Code {
t.Errorf("Get on %s should have returned status code %d, not %s", tc.URL, tc.Code, resp.Status)
return
}
ct := resp.Header.Get("Content-Type")
if !strings.HasPrefix(ct, tc.Type) {
t.Errorf("The content type on %s should be %q, not %q", tc.URL, tc.Type, ct)
return
}
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
t.Errorf("Unexpected error reading %s: %v", tc.URL, err)
return
}
if !bytes.HasPrefix(data, []byte(tc.Prefix)) {
t.Errorf("Returned data from %s does not have prefix %q: %s", tc.URL, tc.Prefix, data)
return
}
}
func TestHTTPLogin(t *testing.T) {
t.Parallel()
cfg := new(mockedConfig)
cfg.gui.User = "üser"
cfg.gui.Password = "$2a$10$IdIZTxTg/dCNuNEGlmLynOjqg4B1FvDKuIV5e0BB3pnWVHNb8.GSq" // bcrypt of "räksmörgås" in UTF-8
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
// Verify rejection when not using authorization
req, _ := http.NewRequest("GET", baseURL, nil)
resp, err := http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusUnauthorized {
t.Errorf("Unexpected non-401 return code %d for unauthed request", resp.StatusCode)
}
// Verify that incorrect password is rejected
req.SetBasicAuth("üser", "rksmrgs")
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusUnauthorized {
t.Errorf("Unexpected non-401 return code %d for incorrect password", resp.StatusCode)
}
// Verify that incorrect username is rejected
req.SetBasicAuth("user", "räksmörgås") // string literals in Go source code are in UTF-8
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusUnauthorized {
t.Errorf("Unexpected non-401 return code %d for incorrect username", resp.StatusCode)
}
// Verify that UTF-8 auth works
req.SetBasicAuth("üser", "räksmörgås") // string literals in Go source code are in UTF-8
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusOK {
t.Errorf("Unexpected non-200 return code %d for authed request (UTF-8)", resp.StatusCode)
}
// Verify that ISO-8859-1 auth
req.SetBasicAuth("\xfcser", "r\xe4ksm\xf6rg\xe5s") // escaped ISO-8859-1
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusOK {
t.Errorf("Unexpected non-200 return code %d for authed request (ISO-8859-1)", resp.StatusCode)
}
}
func startHTTP(cfg *mockedConfig) (string, *suture.Supervisor, error) {
m := new(mockedModel)
assetDir := "../../gui"
eventSub := new(mockedEventSub)
diskEventSub := new(mockedEventSub)
discoverer := new(mockedCachingMux)
connections := new(mockedConnections)
errorLog := new(mockedLoggerRecorder)
systemLog := new(mockedLoggerRecorder)
addrChan := make(chan string)
// Instantiate the API service
urService := ur.New(cfg, m, connections, false)
svc := New(protocol.LocalDeviceID, cfg, assetDir, "syncthing", m, eventSub, diskEventSub, events.NoopLogger, discoverer, connections, urService, &mockedFolderSummaryService{}, errorLog, systemLog, nil, false).(*service)
defer os.Remove(token)
svc.started = addrChan
// Actually start the API service
supervisor := suture.New("API test", suture.Spec{
PassThroughPanics: true,
})
supervisor.Add(svc)
supervisor.ServeBackground()
// Make sure the API service is listening, and get the URL to use.
addr := <-addrChan
tcpAddr, err := net.ResolveTCPAddr("tcp", addr)
if err != nil {
supervisor.Stop()
return "", nil, fmt.Errorf("weird address from API service: %w", err)
}
host, _, _ := net.SplitHostPort(cfg.gui.RawAddress)
if host == "" || host == "0.0.0.0" {
host = "127.0.0.1"
}
baseURL := fmt.Sprintf("http://%s", net.JoinHostPort(host, strconv.Itoa(tcpAddr.Port)))
return baseURL, supervisor, nil
}
func TestCSRFRequired(t *testing.T) {
t.Parallel()
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
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if err != nil {
t.Fatal("Unexpected error from getting base URL:", err)
}
defer sup.Stop()
cli := &http.Client{
Timeout: time.Minute,
}
// Getting the base URL (i.e. "/") should succeed.
resp, err := cli.Get(baseURL)
if err != nil {
t.Fatal("Unexpected error from getting base URL:", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatal("Getting base URL should succeed, not", resp.Status)
}
// Find the returned CSRF token for future use
var csrfTokenName, csrfTokenValue string
for _, cookie := range resp.Cookies() {
if strings.HasPrefix(cookie.Name, "CSRF-Token") {
csrfTokenName = cookie.Name
csrfTokenValue = cookie.Value
break
}
}
// Calling on /rest without a token should fail
resp, err = cli.Get(baseURL + "/rest/system/config")
if err != nil {
t.Fatal("Unexpected error from getting /rest/system/config:", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusForbidden {
t.Fatal("Getting /rest/system/config without CSRF token should fail, not", resp.Status)
}
// Calling on /rest with a token should succeed
req, _ := http.NewRequest("GET", baseURL+"/rest/system/config", nil)
req.Header.Set("X-"+csrfTokenName, csrfTokenValue)
resp, err = cli.Do(req)
if err != nil {
t.Fatal("Unexpected error from getting /rest/system/config:", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatal("Getting /rest/system/config with CSRF token should succeed, not", resp.Status)
}
// Calling on /rest with the API key should succeed
req, _ = http.NewRequest("GET", baseURL+"/rest/system/config", nil)
req.Header.Set("X-API-Key", testAPIKey)
resp, err = cli.Do(req)
if err != nil {
t.Fatal("Unexpected error from getting /rest/system/config:", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatal("Getting /rest/system/config with API key should succeed, not", resp.Status)
}
}
func TestRandomString(t *testing.T) {
t.Parallel()
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
cli := &http.Client{
Timeout: time.Second,
}
// The default should be to return a 32 character random string
for _, url := range []string{"/rest/svc/random/string", "/rest/svc/random/string?length=-1", "/rest/svc/random/string?length=yo"} {
req, _ := http.NewRequest("GET", baseURL+url, nil)
req.Header.Set("X-API-Key", testAPIKey)
resp, err := cli.Do(req)
if err != nil {
t.Fatal(err)
}
var res map[string]string
if err := json.NewDecoder(resp.Body).Decode(&res); err != nil {
t.Fatal(err)
}
if len(res["random"]) != 32 {
t.Errorf("Expected 32 random characters, got %q of length %d", res["random"], len(res["random"]))
}
}
// We can ask for a different length if we like
req, _ := http.NewRequest("GET", baseURL+"/rest/svc/random/string?length=27", nil)
req.Header.Set("X-API-Key", testAPIKey)
resp, err := cli.Do(req)
if err != nil {
t.Fatal(err)
}
var res map[string]string
if err := json.NewDecoder(resp.Body).Decode(&res); err != nil {
t.Fatal(err)
}
if len(res["random"]) != 27 {
t.Errorf("Expected 27 random characters, got %q of length %d", res["random"], len(res["random"]))
}
}
func TestConfigPostOK(t *testing.T) {
t.Parallel()
cfg := bytes.NewBuffer([]byte(`{
"version": 15,
"folders": [
{
"id": "foo",
"path": "TestConfigPostOK"
}
]
}`))
resp, err := testConfigPost(cfg)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusOK {
t.Error("Expected 200 OK, not", resp.Status)
}
os.RemoveAll("TestConfigPostOK")
}
func TestConfigPostDupFolder(t *testing.T) {
t.Parallel()
cfg := bytes.NewBuffer([]byte(`{
"version": 15,
"folders": [
{"id": "foo"},
{"id": "foo"}
]
}`))
resp, err := testConfigPost(cfg)
if err != nil {
t.Fatal(err)
}
if resp.StatusCode != http.StatusBadRequest {
t.Error("Expected 400 Bad Request, not", resp.Status)
}
}
func testConfigPost(data io.Reader) (*http.Response, error) {
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
if err != nil {
return nil, err
}
defer sup.Stop()
cli := &http.Client{
Timeout: time.Second,
}
req, _ := http.NewRequest("POST", baseURL+"/rest/system/config", data)
req.Header.Set("X-API-Key", testAPIKey)
return cli.Do(req)
}
func TestHostCheck(t *testing.T) {
t.Parallel()
// An API service bound to localhost should reject non-localhost host Headers
cfg := new(mockedConfig)
cfg.gui.RawAddress = "127.0.0.1:0"
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
// A normal HTTP get to the localhost-bound service should succeed
resp, err := http.Get(baseURL)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Regular HTTP get: expected 200 OK, not", resp.Status)
}
// A request with a suspicious Host header should fail
req, _ := http.NewRequest("GET", baseURL, nil)
req.Host = "example.com"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusForbidden {
t.Error("Suspicious Host header: expected 403 Forbidden, not", resp.Status)
}
// A request with an explicit "localhost:8384" Host header should pass
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "localhost:8384"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Explicit localhost:8384: expected 200 OK, not", resp.Status)
}
// A request with an explicit "localhost" Host header (no port) should pass
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "localhost"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Explicit localhost: expected 200 OK, not", resp.Status)
}
// A server with InsecureSkipHostCheck set behaves differently
cfg = new(mockedConfig)
cfg.gui.RawAddress = "127.0.0.1:0"
cfg.gui.InsecureSkipHostCheck = true
baseURL, sup, err = startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
// A request with a suspicious Host header should be allowed
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "example.com"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Incorrect host header, check disabled: expected 200 OK, not", resp.Status)
}
// A server bound to a wildcard address also doesn't do the check
cfg = new(mockedConfig)
cfg.gui.RawAddress = "0.0.0.0:0"
cfg.gui.InsecureSkipHostCheck = true
baseURL, sup, err = startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
// A request with a suspicious Host header should be allowed
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "example.com"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Incorrect host header, wildcard bound: expected 200 OK, not", resp.Status)
}
// This should all work over IPv6 as well
if runningInContainer() {
// Working IPv6 in Docker can't be taken for granted.
return
}
cfg = new(mockedConfig)
cfg.gui.RawAddress = "[::1]:0"
baseURL, sup, err = startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
// A normal HTTP get to the localhost-bound service should succeed
resp, err = http.Get(baseURL)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Regular HTTP get (IPv6): expected 200 OK, not", resp.Status)
}
// A request with a suspicious Host header should fail
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "example.com"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusForbidden {
t.Error("Suspicious Host header (IPv6): expected 403 Forbidden, not", resp.Status)
}
// A request with an explicit "localhost:8384" Host header should pass
req, _ = http.NewRequest("GET", baseURL, nil)
req.Host = "localhost:8384"
resp, err = http.DefaultClient.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Error("Explicit localhost:8384 (IPv6): expected 200 OK, not", resp.Status)
}
}
func TestAddressIsLocalhost(t *testing.T) {
t.Parallel()
testcases := []struct {
address string
result bool
}{
// These are all valid localhost addresses
{"localhost", true},
{"LOCALHOST", true},
{"localhost.", true},
{"::1", true},
{"127.0.0.1", true},
{"127.23.45.56", true},
{"localhost:8080", true},
{"LOCALHOST:8000", true},
{"localhost.:8080", true},
{"[::1]:8080", true},
{"127.0.0.1:8080", true},
{"127.23.45.56:8080", true},
// These are all non-localhost addresses
{"example.com", false},
{"example.com:8080", false},
{"localhost.com", false},
{"localhost.com:8080", false},
{"www.localhost", false},
{"www.localhost:8080", false},
{"192.0.2.10", false},
{"192.0.2.10:8080", false},
{"0.0.0.0", false},
{"0.0.0.0:8080", false},
{"::", false},
{"[::]:8080", false},
{":8080", false},
}
for _, tc := range testcases {
result := addressIsLocalhost(tc.address)
if result != tc.result {
t.Errorf("addressIsLocalhost(%q)=%v, expected %v", tc.address, result, tc.result)
}
}
}
func TestAccessControlAllowOriginHeader(t *testing.T) {
t.Parallel()
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
cli := &http.Client{
Timeout: time.Second,
}
req, _ := http.NewRequest("GET", baseURL+"/rest/system/status", nil)
req.Header.Set("X-API-Key", testAPIKey)
resp, err := cli.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Fatal("GET on /rest/system/status should succeed, not", resp.Status)
}
if resp.Header.Get("Access-Control-Allow-Origin") != "*" {
t.Fatal("GET on /rest/system/status should return a 'Access-Control-Allow-Origin: *' header")
}
}
func TestOptionsRequest(t *testing.T) {
t.Parallel()
const testAPIKey = "foobarbaz"
cfg := new(mockedConfig)
cfg.gui.APIKey = testAPIKey
baseURL, sup, err := startHTTP(cfg)
if err != nil {
t.Fatal(err)
}
defer sup.Stop()
cli := &http.Client{
Timeout: time.Second,
}
req, _ := http.NewRequest("OPTIONS", baseURL+"/rest/system/status", nil)
resp, err := cli.Do(req)
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusNoContent {
t.Fatal("OPTIONS on /rest/system/status should succeed, not", resp.Status)
}
if resp.Header.Get("Access-Control-Allow-Origin") != "*" {
t.Fatal("OPTIONS on /rest/system/status should return a 'Access-Control-Allow-Origin: *' header")
}
if resp.Header.Get("Access-Control-Allow-Methods") != "GET, POST" {
t.Fatal("OPTIONS on /rest/system/status should return a 'Access-Control-Allow-Methods: GET, POST' header")
}
if resp.Header.Get("Access-Control-Allow-Headers") != "Content-Type, X-API-Key" {
t.Fatal("OPTIONS on /rest/system/status should return a 'Access-Control-Allow-Headers: Content-Type, X-API-KEY' header")
}
}
func TestEventMasks(t *testing.T) {
t.Parallel()
cfg := new(mockedConfig)
defSub := new(mockedEventSub)
diskSub := new(mockedEventSub)
svc := New(protocol.LocalDeviceID, cfg, "", "syncthing", nil, defSub, diskSub, events.NoopLogger, nil, nil, nil, nil, nil, nil, nil, false).(*service)
defer os.Remove(token)
if mask := svc.getEventMask(""); mask != DefaultEventMask {
t.Errorf("incorrect default mask %x != %x", int64(mask), int64(DefaultEventMask))
}
expected := events.FolderSummary | events.LocalChangeDetected
if mask := svc.getEventMask("FolderSummary,LocalChangeDetected"); mask != expected {
t.Errorf("incorrect parsed mask %x != %x", int64(mask), int64(expected))
}
expected = 0
if mask := svc.getEventMask("WeirdEvent,something else that doesn't exist"); mask != expected {
t.Errorf("incorrect parsed mask %x != %x", int64(mask), int64(expected))
}
if res := svc.getEventSub(DefaultEventMask); res != defSub {
t.Errorf("should have returned the given default event sub")
}
if res := svc.getEventSub(DiskEventMask); res != diskSub {
t.Errorf("should have returned the given disk event sub")
}
if res := svc.getEventSub(events.LocalIndexUpdated); res == nil || res == defSub || res == diskSub {
t.Errorf("should have returned a valid, non-default event sub")
}
}
func TestBrowse(t *testing.T) {
t.Parallel()
pathSep := string(os.PathSeparator)
tmpDir, err := ioutil.TempDir("", "syncthing")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmpDir)
if err := os.Mkdir(filepath.Join(tmpDir, "dir"), 0755); err != nil {
t.Fatal(err)
}
if err := ioutil.WriteFile(filepath.Join(tmpDir, "file"), []byte("hello"), 0644); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(filepath.Join(tmpDir, "MiXEDCase"), 0755); err != nil {
t.Fatal(err)
}
// We expect completion to return the full path to the completed
// directory, with an ending slash.
dirPath := filepath.Join(tmpDir, "dir") + pathSep
mixedCaseDirPath := filepath.Join(tmpDir, "MiXEDCase") + pathSep
cases := []struct {
current string
returns []string
}{
// The direcotory without slash is completed to one with slash.
{tmpDir, []string{tmpDir + pathSep}},
// With slash it's completed to its contents.
// Dirs are given pathSeps.
// Files are not returned.
{tmpDir + pathSep, []string{mixedCaseDirPath, dirPath}},
// Globbing is automatic based on prefix.
{tmpDir + pathSep + "d", []string{dirPath}},
{tmpDir + pathSep + "di", []string{dirPath}},
{tmpDir + pathSep + "dir", []string{dirPath}},
{tmpDir + pathSep + "f", nil},
{tmpDir + pathSep + "q", nil},
// Globbing is case-insensitve
{tmpDir + pathSep + "mixed", []string{mixedCaseDirPath}},
}
for _, tc := range cases {
ret := browseFiles(tc.current, fs.FilesystemTypeBasic)
if !equalStrings(ret, tc.returns) {
t.Errorf("browseFiles(%q) => %q, expected %q", tc.current, ret, tc.returns)
}
}
}
func TestPrefixMatch(t *testing.T) {
t.Parallel()
cases := []struct {
s string
prefix string
expected int
}{
{"aaaA", "aaa", matchExact},
{"AAAX", "BBB", noMatch},
{"AAAX", "aAa", matchCaseIns},
{"äÜX", "äü", matchCaseIns},
}
for _, tc := range cases {
ret := checkPrefixMatch(tc.s, tc.prefix)
if ret != tc.expected {
t.Errorf("checkPrefixMatch(%q, %q) => %v, expected %v", tc.s, tc.prefix, ret, tc.expected)
}
}
}
func TestCheckExpiry(t *testing.T) {
dir, err := ioutil.TempDir("", "syncthing-test")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(dir)
// Self signed certificates expiring in less than a month are errored so we
// can regenerate in time.
crt, err := tlsutil.NewCertificate(filepath.Join(dir, "crt"), filepath.Join(dir, "key"), "foo.example.com", 29)
if err != nil {
t.Fatal(err)
}
if err := checkExpiry(crt); err == nil {
t.Error("expected expiry error")
}
// Certificates with at least 31 days of life left are fine.
crt, err = tlsutil.NewCertificate(filepath.Join(dir, "crt"), filepath.Join(dir, "key"), "foo.example.com", 31)
if err != nil {
t.Fatal(err)
}
if err := checkExpiry(crt); err != nil {
t.Error("expected no error:", err)
}
if runtime.GOOS == "darwin" {
// Certificates with too long an expiry time are not allowed on macOS
crt, err = tlsutil.NewCertificate(filepath.Join(dir, "crt"), filepath.Join(dir, "key"), "foo.example.com", 1000)
if err != nil {
t.Fatal(err)
}
if err := checkExpiry(crt); err == nil {
t.Error("expected expiry error")
}
}
}
func equalStrings(a, b []string) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
// runningInContainer returns true if we are inside Docker or LXC. It might
// be prone to false negatives if things change in the future, but likely
// not false positives.
func runningInContainer() bool {
if runtime.GOOS != "linux" {
return false
}
bs, err := ioutil.ReadFile("/proc/1/cgroup")
if err != nil {
return false
}
if bytes.Contains(bs, []byte("/docker/")) {
return true
}
if bytes.Contains(bs, []byte("/lxc/")) {
return true
}
return false
}