lego/providers/dns/joker/internal/dmapi/client_test.go
2020-12-28 23:39:00 +01:00

511 lines
12 KiB
Go

package dmapi
import (
"io"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
correctAPIKey = "123"
incorrectAPIKey = "321"
serverErrorAPIKey = "500"
)
const (
correctUsername = "lego"
incorrectUsername = "not_lego"
serverErrorUsername = "error"
)
func setup(t *testing.T) (*http.ServeMux, string) {
t.Helper()
mux := http.NewServeMux()
server := httptest.NewServer(mux)
t.Cleanup(server.Close)
return mux, server.URL
}
func TestDNSProvider_login_api_key(t *testing.T) {
testCases := []struct {
desc string
apiKey string
expectedError bool
expectedStatusCode int
expectedAuthSid string
}{
{
desc: "correct key",
apiKey: correctAPIKey,
expectedStatusCode: 0,
expectedAuthSid: correctAPIKey,
},
{
desc: "incorrect key",
apiKey: incorrectAPIKey,
expectedStatusCode: 2200,
expectedError: true,
},
{
desc: "server error",
apiKey: serverErrorAPIKey,
expectedStatusCode: -500,
expectedError: true,
},
{
desc: "non-ok status code",
apiKey: "333",
expectedStatusCode: 2202,
expectedError: true,
},
}
mux, serverURL := setup(t)
mux.HandleFunc("/login", func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, http.MethodPost, r.Method)
switch r.FormValue("api-key") {
case correctAPIKey:
_, _ = io.WriteString(w, "Status-Code: 0\nStatus-Text: OK\nAuth-Sid: 123\n\ncom\nnet")
case incorrectAPIKey:
_, _ = io.WriteString(w, "Status-Code: 2200\nStatus-Text: Authentication error")
case serverErrorAPIKey:
http.NotFound(w, r)
default:
_, _ = io.WriteString(w, "Status-Code: 2202\nStatus-Text: OK\n\ncom\nnet")
}
})
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
client := NewClient(AuthInfo{APIKey: test.apiKey})
client.BaseURL = serverURL
response, err := client.Login()
if test.expectedError {
require.Error(t, err)
} else {
require.NoError(t, err)
require.NotNil(t, response)
assert.Equal(t, test.expectedStatusCode, response.StatusCode)
assert.Equal(t, test.expectedAuthSid, response.AuthSid)
}
})
}
}
func TestDNSProvider_login_username(t *testing.T) {
testCases := []struct {
desc string
username string
password string
expectedError bool
expectedStatusCode int
expectedAuthSid string
}{
{
desc: "correct username and password",
username: correctUsername,
password: "go-acme",
expectedError: false,
expectedStatusCode: 0,
expectedAuthSid: correctAPIKey,
},
{
desc: "incorrect username",
username: incorrectUsername,
password: "go-acme",
expectedStatusCode: 2200,
expectedError: true,
},
{
desc: "server error",
username: serverErrorUsername,
password: "go-acme",
expectedStatusCode: -500,
expectedError: true,
},
{
desc: "non-ok status code",
username: "random",
password: "go-acme",
expectedStatusCode: 2202,
expectedError: true,
},
}
mux, serverURL := setup(t)
mux.HandleFunc("/login", func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, http.MethodPost, r.Method)
switch r.FormValue("username") {
case correctUsername:
_, _ = io.WriteString(w, "Status-Code: 0\nStatus-Text: OK\nAuth-Sid: 123\n\ncom\nnet")
case incorrectUsername:
_, _ = io.WriteString(w, "Status-Code: 2200\nStatus-Text: Authentication error")
case serverErrorUsername:
http.NotFound(w, r)
default:
_, _ = io.WriteString(w, "Status-Code: 2202\nStatus-Text: OK\n\ncom\nnet")
}
})
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
client := NewClient(AuthInfo{Username: test.username, Password: test.password})
client.BaseURL = serverURL
response, err := client.Login()
if test.expectedError {
require.Error(t, err)
} else {
require.NoError(t, err)
require.NotNil(t, response)
assert.Equal(t, test.expectedStatusCode, response.StatusCode)
assert.Equal(t, test.expectedAuthSid, response.AuthSid)
}
})
}
}
func TestDNSProvider_logout(t *testing.T) {
testCases := []struct {
desc string
authSid string
expectedError bool
expectedStatusCode int
}{
{
desc: "correct auth-sid",
authSid: correctAPIKey,
expectedStatusCode: 0,
},
{
desc: "incorrect auth-sid",
authSid: incorrectAPIKey,
expectedStatusCode: 2200,
},
{
desc: "already logged out",
authSid: "",
expectedError: true,
},
{
desc: "server error",
authSid: serverErrorAPIKey,
expectedError: true,
},
}
mux, serverURL := setup(t)
mux.HandleFunc("/logout", func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, http.MethodPost, r.Method)
switch r.FormValue("auth-sid") {
case correctAPIKey:
_, _ = io.WriteString(w, "Status-Code: 0\nStatus-Text: OK\n")
case incorrectAPIKey:
_, _ = io.WriteString(w, "Status-Code: 2200\nStatus-Text: Authentication error")
default:
http.NotFound(w, r)
}
})
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
client := NewClient(AuthInfo{APIKey: "12345", authSid: test.authSid})
client.BaseURL = serverURL
response, err := client.Logout()
if test.expectedError {
require.Error(t, err)
} else {
require.NoError(t, err)
require.NotNil(t, response)
assert.Equal(t, test.expectedStatusCode, response.StatusCode)
}
})
}
}
func TestDNSProvider_getZone(t *testing.T) {
testZone := "@ A 0 192.0.2.2 3600"
testCases := []struct {
desc string
authSid string
domain string
zone string
expectedError bool
expectedStatusCode int
}{
{
desc: "correct auth-sid, known domain",
authSid: correctAPIKey,
domain: "known",
zone: testZone,
expectedStatusCode: 0,
},
{
desc: "incorrect auth-sid, known domain",
authSid: incorrectAPIKey,
domain: "known",
expectedStatusCode: 2202,
},
{
desc: "correct auth-sid, unknown domain",
authSid: correctAPIKey,
domain: "unknown",
expectedStatusCode: 2202,
},
{
desc: "server error",
authSid: "500",
expectedError: true,
},
}
mux, serverURL := setup(t)
mux.HandleFunc("/dns-zone-get", func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, http.MethodPost, r.Method)
authSid := r.FormValue("auth-sid")
domain := r.FormValue("domain")
switch {
case authSid == correctAPIKey && domain == "known":
_, _ = io.WriteString(w, "Status-Code: 0\nStatus-Text: OK\n\n"+testZone)
case authSid == incorrectAPIKey || (authSid == correctAPIKey && domain == "unknown"):
_, _ = io.WriteString(w, "Status-Code: 2202\nStatus-Text: Authorization error")
default:
http.NotFound(w, r)
}
})
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
client := NewClient(AuthInfo{APIKey: "12345", authSid: test.authSid})
client.BaseURL = serverURL
response, err := client.GetZone(test.domain)
if test.expectedError {
require.Error(t, err)
} else {
require.NoError(t, err)
require.NotNil(t, response)
assert.Equal(t, test.expectedStatusCode, response.StatusCode)
assert.Equal(t, test.zone, response.Body)
}
})
}
}
func Test_parseResponse(t *testing.T) {
testCases := []struct {
desc string
input string
expected *Response
}{
{
desc: "Empty response",
input: "",
expected: &Response{
Headers: url.Values{},
StatusCode: -1,
},
},
{
desc: "No headers, just body",
input: "\n\nTest body",
expected: &Response{
Headers: url.Values{},
Body: "Test body",
StatusCode: -1,
},
},
{
desc: "Headers and body",
input: "Test-Header: value\n\nTest body",
expected: &Response{
Headers: url.Values{"Test-Header": {"value"}},
Body: "Test body",
StatusCode: -1,
},
},
{
desc: "Headers and body + Auth-Sid",
input: "Test-Header: value\nAuth-Sid: 123\n\nTest body",
expected: &Response{
Headers: url.Values{"Test-Header": {"value"}, "Auth-Sid": {"123"}},
Body: "Test body",
StatusCode: -1,
AuthSid: "123",
},
},
{
desc: "Headers and body + Status-Text",
input: "Test-Header: value\nStatus-Text: OK\n\nTest body",
expected: &Response{
Headers: url.Values{"Test-Header": {"value"}, "Status-Text": {"OK"}},
Body: "Test body",
StatusText: "OK",
StatusCode: -1,
},
},
{
desc: "Headers and body + Status-Code",
input: "Test-Header: value\nStatus-Code: 2020\n\nTest body",
expected: &Response{
Headers: url.Values{"Test-Header": {"value"}, "Status-Code": {"2020"}},
Body: "Test body",
StatusCode: 2020,
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
response := parseResponse(test.input)
assert.Equal(t, test.expected, response)
})
}
}
func Test_removeTxtEntryFromZone(t *testing.T) {
testCases := []struct {
desc string
input string
expected string
modified bool
}{
{
desc: "empty zone",
input: "",
expected: "",
modified: false,
},
{
desc: "zone with only A entry",
input: "@ A 0 192.0.2.2 3600",
expected: "@ A 0 192.0.2.2 3600",
modified: false,
},
{
desc: "zone with only clenup entry",
input: "_acme-challenge TXT 0 \"old \" 120",
expected: "",
modified: true,
},
{
desc: "zone with one A and one cleanup entries",
input: "@ A 0 192.0.2.2 3600\n_acme-challenge TXT 0 \"old \" 120",
expected: "@ A 0 192.0.2.2 3600",
modified: true,
},
{
desc: "zone with one A and multiple cleanup entries",
input: "@ A 0 192.0.2.2 3600\n_acme-challenge TXT 0 \"old \" 120\n_acme-challenge TXT 0 \"another \" 120",
expected: "@ A 0 192.0.2.2 3600",
modified: true,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
zone, modified := RemoveTxtEntryFromZone(test.input, "_acme-challenge")
assert.Equal(t, zone, test.expected)
assert.Equal(t, modified, test.modified)
})
}
}
func Test_addTxtEntryToZone(t *testing.T) {
testCases := []struct {
desc string
input string
expected string
}{
{
desc: "empty zone",
input: "",
expected: "_acme-challenge TXT 0 \"test\" 120",
},
{
desc: "zone with A entry",
input: "@ A 0 192.0.2.2 3600",
expected: "@ A 0 192.0.2.2 3600\n_acme-challenge TXT 0 \"test\" 120",
},
{
desc: "zone with required cleanup entry",
input: "_acme-challenge TXT 0 \"old \" 120",
expected: "_acme-challenge TXT 0 \"old\" 120\n_acme-challenge TXT 0 \"test\" 120",
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
zone := AddTxtEntryToZone(test.input, "_acme-challenge", "test", 120)
assert.Equal(t, zone, test.expected)
})
}
}
func Test_fixTxtLines(t *testing.T) {
testCases := []struct {
desc string
input string
expected string
}{
{
desc: "clean-up",
input: `_acme-challenge TXT 0 "SrqD25Gpm3WtIGKCqhgsLeXWE_FAD5Hv9CRoLAHxlIE " 120`,
expected: `_acme-challenge TXT 0 "SrqD25Gpm3WtIGKCqhgsLeXWE_FAD5Hv9CRoLAHxlIE" 120`,
},
{
desc: "already cleaned",
input: `_acme-challenge TXT 0 "SrqD25Gpm3WtIGKCqhgsLeXWE_FAD5Hv9CRoLAHxlIE" 120`,
expected: `_acme-challenge TXT 0 "SrqD25Gpm3WtIGKCqhgsLeXWE_FAD5Hv9CRoLAHxlIE" 120`,
},
{
desc: "special DNS entry",
input: "$dyndns=yes:username:password",
expected: "$dyndns=yes:username:password",
},
{
desc: "SRV entry",
input: "_jabber._tcp SRV 20/0 xmpp-server1.l.google.com:5269 300",
expected: "_jabber._tcp SRV 20/0 xmpp-server1.l.google.com:5269 300",
},
{
desc: "MX entry",
input: "@ MX 10 ASPMX.L.GOOGLE.COM 300",
expected: "@ MX 10 ASPMX.L.GOOGLE.COM 300",
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
line := fixTxtLines(test.input)
assert.Equal(t, line, test.expected)
})
}
}