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Jason
2022-02-14 16:45:10 -05:00
commit 964ab574ea
23 changed files with 2384 additions and 0 deletions
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http/http_test.go Normal file
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package http
import (
"io/ioutil"
"log"
"net"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"testing"
"github.com/mpolden/echoip/iputil/geo"
)
func lookupAddr(net.IP) (string, error) { return "localhost", nil }
func lookupPort(net.IP, uint64) error { return nil }
type testDb struct{}
func (t *testDb) Country(net.IP) (geo.Country, error) {
return geo.Country{Name: "Elbonia", ISO: "EB", IsEU: new(bool)}, nil
}
func (t *testDb) City(net.IP) (geo.City, error) {
return geo.City{Name: "Bornyasherk", RegionName: "North Elbonia", RegionCode: "1234", MetroCode: 1234, PostalCode: "1234", Latitude: 63.416667, Longitude: 10.416667, Timezone: "Europe/Bornyasherk"}, nil
}
func (t *testDb) ASN(net.IP) (geo.ASN, error) {
return geo.ASN{AutonomousSystemNumber: 59795, AutonomousSystemOrganization: "Hosting4Real"}, nil
}
func (t *testDb) IsEmpty() bool { return false }
func testServer() *Server {
return &Server{cache: NewCache(100), gr: &testDb{}, LookupAddr: lookupAddr, LookupPort: lookupPort}
}
func httpGet(url string, acceptMediaType string, userAgent string) (string, int, error) {
r, err := http.NewRequest("GET", url, nil)
if err != nil {
return "", 0, err
}
if acceptMediaType != "" {
r.Header.Set("Accept", acceptMediaType)
}
r.Header.Set("User-Agent", userAgent)
res, err := http.DefaultClient.Do(r)
if err != nil {
return "", 0, err
}
defer res.Body.Close()
data, err := ioutil.ReadAll(res.Body)
if err != nil {
return "", 0, err
}
return string(data), res.StatusCode, nil
}
func httpPost(url, body string) (*http.Response, string, error) {
r, err := http.NewRequest(http.MethodPost, url, strings.NewReader(body))
if err != nil {
return nil, "", err
}
res, err := http.DefaultClient.Do(r)
if err != nil {
return nil, "", err
}
defer res.Body.Close()
data, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, "", err
}
return res, string(data), nil
}
func TestCLIHandlers(t *testing.T) {
log.SetOutput(ioutil.Discard)
s := httptest.NewServer(testServer().Handler())
var tests = []struct {
url string
out string
status int
userAgent string
acceptMediaType string
}{
{s.URL, "127.0.0.1\n", 200, "curl/7.43.0", ""},
{s.URL, "127.0.0.1\n", 200, "foo/bar", textMediaType},
{s.URL + "/ip", "127.0.0.1\n", 200, "", ""},
{s.URL + "/country", "Elbonia\n", 200, "", ""},
{s.URL + "/country-iso", "EB\n", 200, "", ""},
{s.URL + "/coordinates", "63.416667,10.416667\n", 200, "", ""},
{s.URL + "/city", "Bornyasherk\n", 200, "", ""},
{s.URL + "/foo", "404 page not found", 404, "", ""},
{s.URL + "/asn", "AS59795\n", 200, "", ""},
}
for _, tt := range tests {
out, status, err := httpGet(tt.url, tt.acceptMediaType, tt.userAgent)
if err != nil {
t.Fatal(err)
}
if status != tt.status {
t.Errorf("Expected %d, got %d", tt.status, status)
}
if out != tt.out {
t.Errorf("Expected %q, got %q", tt.out, out)
}
}
}
func TestDisabledHandlers(t *testing.T) {
log.SetOutput(ioutil.Discard)
server := testServer()
server.LookupPort = nil
server.LookupAddr = nil
server.gr, _ = geo.Open("", "", "")
s := httptest.NewServer(server.Handler())
var tests = []struct {
url string
out string
status int
}{
{s.URL + "/port/1337", "404 page not found", 404},
{s.URL + "/country", "404 page not found", 404},
{s.URL + "/country-iso", "404 page not found", 404},
{s.URL + "/city", "404 page not found", 404},
{s.URL + "/json", "{\n \"ip\": \"127.0.0.1\",\n \"ip_decimal\": 2130706433\n}", 200},
}
for _, tt := range tests {
out, status, err := httpGet(tt.url, "", "")
if err != nil {
t.Fatal(err)
}
if status != tt.status {
t.Errorf("Expected %d, got %d", tt.status, status)
}
if out != tt.out {
t.Errorf("Expected %q, got %q", tt.out, out)
}
}
}
func TestJSONHandlers(t *testing.T) {
log.SetOutput(ioutil.Discard)
s := httptest.NewServer(testServer().Handler())
var tests = []struct {
url string
out string
status int
}{
{s.URL, "{\n \"ip\": \"127.0.0.1\",\n \"ip_decimal\": 2130706433,\n \"country\": \"Elbonia\",\n \"country_iso\": \"EB\",\n \"country_eu\": false,\n \"region_name\": \"North Elbonia\",\n \"region_code\": \"1234\",\n \"metro_code\": 1234,\n \"zip_code\": \"1234\",\n \"city\": \"Bornyasherk\",\n \"latitude\": 63.416667,\n \"longitude\": 10.416667,\n \"time_zone\": \"Europe/Bornyasherk\",\n \"asn\": \"AS59795\",\n \"asn_org\": \"Hosting4Real\",\n \"hostname\": \"localhost\",\n \"user_agent\": {\n \"product\": \"curl\",\n \"version\": \"7.2.6.0\",\n \"raw_value\": \"curl/7.2.6.0\"\n }\n}", 200},
{s.URL + "/port/foo", "{\n \"status\": 400,\n \"error\": \"invalid port: foo\"\n}", 400},
{s.URL + "/port/0", "{\n \"status\": 400,\n \"error\": \"invalid port: 0\"\n}", 400},
{s.URL + "/port/65537", "{\n \"status\": 400,\n \"error\": \"invalid port: 65537\"\n}", 400},
{s.URL + "/port/31337", "{\n \"ip\": \"127.0.0.1\",\n \"port\": 31337,\n \"reachable\": true\n}", 200},
{s.URL + "/port/80", "{\n \"ip\": \"127.0.0.1\",\n \"port\": 80,\n \"reachable\": true\n}", 200}, // checking that our test server is reachable on port 80
{s.URL + "/port/80?ip=1.3.3.7", "{\n \"ip\": \"127.0.0.1\",\n \"port\": 80,\n \"reachable\": true\n}", 200}, // ensuring that the "ip" parameter is not usable to check remote host ports
{s.URL + "/foo", "{\n \"status\": 404,\n \"error\": \"404 page not found\"\n}", 404},
{s.URL + "/health", `{"status":"OK"}`, 200},
}
for _, tt := range tests {
out, status, err := httpGet(tt.url, jsonMediaType, "curl/7.2.6.0")
if err != nil {
t.Fatal(err)
}
if status != tt.status {
t.Errorf("Expected %d for %s, got %d", tt.status, tt.url, status)
}
if out != tt.out {
t.Errorf("Expected %q for %s, got %q", tt.out, tt.url, out)
}
}
}
func TestCacheHandler(t *testing.T) {
log.SetOutput(ioutil.Discard)
srv := testServer()
srv.profile = true
s := httptest.NewServer(srv.Handler())
got, _, err := httpGet(s.URL+"/debug/cache/", jsonMediaType, "")
if err != nil {
t.Fatal(err)
}
want := "{\n \"size\": 0,\n \"capacity\": 100,\n \"evictions\": 0\n}"
if got != want {
t.Errorf("got %q, want %q", got, want)
}
}
func TestCacheResizeHandler(t *testing.T) {
log.SetOutput(ioutil.Discard)
srv := testServer()
srv.profile = true
s := httptest.NewServer(srv.Handler())
_, got, err := httpPost(s.URL+"/debug/cache/resize", "10")
if err != nil {
t.Fatal(err)
}
want := "{\n \"message\": \"Changed cache capacity to 10.\"\n}"
if got != want {
t.Errorf("got %q, want %q", got, want)
}
}
func TestIPFromRequest(t *testing.T) {
var tests = []struct {
remoteAddr string
headerKey string
headerValue string
trustedHeaders []string
out string
}{
{"127.0.0.1:9999", "", "", nil, "127.0.0.1"}, // No header given
{"127.0.0.1:9999", "X-Real-IP", "1.3.3.7", nil, "127.0.0.1"}, // Trusted header is empty
{"127.0.0.1:9999", "X-Real-IP", "1.3.3.7", []string{"X-Foo-Bar"}, "127.0.0.1"}, // Trusted header does not match
{"127.0.0.1:9999", "X-Real-IP", "1.3.3.7", []string{"X-Real-IP", "X-Forwarded-For"}, "1.3.3.7"}, // Trusted header matches
{"127.0.0.1:9999", "X-Forwarded-For", "1.3.3.7", []string{"X-Real-IP", "X-Forwarded-For"}, "1.3.3.7"}, // Second trusted header matches
{"127.0.0.1:9999", "X-Forwarded-For", "1.3.3.7,4.2.4.2", []string{"X-Forwarded-For"}, "1.3.3.7"}, // X-Forwarded-For with multiple entries (commas separator)
{"127.0.0.1:9999", "X-Forwarded-For", "1.3.3.7, 4.2.4.2", []string{"X-Forwarded-For"}, "1.3.3.7"}, // X-Forwarded-For with multiple entries (space+comma separator)
{"127.0.0.1:9999", "X-Forwarded-For", "", []string{"X-Forwarded-For"}, "127.0.0.1"}, // Empty header
{"127.0.0.1:9999?ip=1.2.3.4", "", "", nil, "1.2.3.4"}, // passed in "ip" parameter
{"127.0.0.1:9999?ip=1.2.3.4", "X-Forwarded-For", "1.3.3.7,4.2.4.2", []string{"X-Forwarded-For"}, "1.2.3.4"}, // ip parameter wins over X-Forwarded-For with multiple entries
}
for _, tt := range tests {
u, err := url.Parse("http://" + tt.remoteAddr)
if err != nil {
t.Fatal(err)
}
r := &http.Request{
RemoteAddr: u.Host,
Header: http.Header{},
URL: u,
}
r.Header.Add(tt.headerKey, tt.headerValue)
ip, err := ipFromRequest(tt.trustedHeaders, r, true)
if err != nil {
t.Fatal(err)
}
out := net.ParseIP(tt.out)
if !ip.Equal(out) {
t.Errorf("Expected %s, got %s", out, ip)
}
}
}
func TestCLIMatcher(t *testing.T) {
browserUserAgent := "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4) " +
"AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.28 " +
"Safari/537.36"
var tests = []struct {
in string
out bool
}{
{"curl/7.26.0", true},
{"Wget/1.13.4 (linux-gnu)", true},
{"Wget", true},
{"fetch libfetch/2.0", true},
{"HTTPie/0.9.3", true},
{"httpie-go/0.6.0", true},
{"Go 1.1 package http", true},
{"Go-http-client/1.1", true},
{"Go-http-client/2.0", true},
{"ddclient/3.8.3", true},
{"Mikrotik/6.x Fetch", true},
{browserUserAgent, false},
}
for _, tt := range tests {
r := &http.Request{Header: http.Header{"User-Agent": []string{tt.in}}}
if got := cliMatcher(r); got != tt.out {
t.Errorf("Expected %t, got %t for %q", tt.out, got, tt.in)
}
}
}