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// Copyright (c) Tailscale Inc & contributors
// SPDX-License-Identifier: BSD-3-Clause
//go:build linux
package main
import (
"net/netip"
"strings"
"testing"
)
func Test_parseAcceptDNS(t *testing.T) {
tests := []struct {
name string
extraArgs string
acceptDNS bool
wantExtraArgs string
wantAcceptDNS bool
}{
{
name: "false_extra_args_unset",
extraArgs: "",
wantExtraArgs: "",
wantAcceptDNS: false,
},
{
name: "false_unrelated_args_set",
extraArgs: "--accept-routes=true --advertise-routes=10.0.0.1/32",
wantExtraArgs: "--accept-routes=true --advertise-routes=10.0.0.1/32",
wantAcceptDNS: false,
},
{
name: "true_extra_args_unset",
extraArgs: "",
acceptDNS: true,
wantExtraArgs: "",
wantAcceptDNS: true,
},
{
name: "true_unrelated_args_set",
acceptDNS: true,
extraArgs: "--accept-routes=true --advertise-routes=10.0.0.1/32",
wantExtraArgs: "--accept-routes=true --advertise-routes=10.0.0.1/32",
wantAcceptDNS: true,
},
{
name: "false_extra_args_set_to_false",
extraArgs: "--accept-dns=false",
wantExtraArgs: "",
wantAcceptDNS: false,
},
{
name: "false_extra_args_set_to_true",
extraArgs: "--accept-dns=true",
wantExtraArgs: "",
wantAcceptDNS: true,
},
{
name: "true_extra_args_set_to_false",
extraArgs: "--accept-dns=false",
acceptDNS: true,
wantExtraArgs: "",
wantAcceptDNS: false,
},
{
name: "true_extra_args_set_to_true",
extraArgs: "--accept-dns=true",
acceptDNS: true,
wantExtraArgs: "",
wantAcceptDNS: true,
},
{
name: "false_extra_args_set_to_true_implicitly",
extraArgs: "--accept-dns",
wantExtraArgs: "",
wantAcceptDNS: true,
},
{
name: "false_extra_args_set_to_true_implicitly_with_unrelated_args",
extraArgs: "--accept-dns --accept-routes --advertise-routes=10.0.0.1/32",
wantExtraArgs: "--accept-routes --advertise-routes=10.0.0.1/32",
wantAcceptDNS: true,
},
{
name: "false_extra_args_set_to_true_implicitly_surrounded_with_unrelated_args",
extraArgs: "--accept-routes --accept-dns --advertise-routes=10.0.0.1/32",
wantExtraArgs: "--accept-routes --advertise-routes=10.0.0.1/32",
wantAcceptDNS: true,
},
{
name: "true_extra_args_set_to_false_with_unrelated_args",
extraArgs: "--accept-routes --accept-dns=false",
acceptDNS: true,
wantExtraArgs: "--accept-routes",
wantAcceptDNS: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotExtraArgs, gotAcceptDNS := parseAcceptDNS(tt.extraArgs, tt.acceptDNS)
if gotExtraArgs != tt.wantExtraArgs {
t.Errorf("parseAcceptDNS() gotExtraArgs = %v, want %v", gotExtraArgs, tt.wantExtraArgs)
}
if gotAcceptDNS != tt.wantAcceptDNS {
t.Errorf("parseAcceptDNS() gotAcceptDNS = %v, want %v", gotAcceptDNS, tt.wantAcceptDNS)
}
})
}
}
func TestValidateAuthMethods(t *testing.T) {
tests := []struct {
name string
authKey string
clientID string
clientSecret string
idToken string
audience string
errContains string
}{
{
name: "no_auth_method",
},
{
name: "authkey_only",
authKey: "tskey-auth-xxx",
},
{
name: "client_secret_only",
clientSecret: "tskey-client-xxx",
},
{
name: "client_id_alone",
clientID: "client-id",
},
{
name: "oauth_client_id_and_secret",
clientID: "client-id",
clientSecret: "tskey-client-xxx",
},
{
name: "wif_client_id_and_id_token",
clientID: "client-id",
idToken: "id-token",
},
{
name: "wif_client_id_and_audience",
clientID: "client-id",
audience: "audience",
},
{
name: "id_token_without_client_id",
idToken: "id-token",
errContains: "TS_ID_TOKEN is set but TS_CLIENT_ID is not set",
},
{
name: "audience_without_client_id",
audience: "audience",
errContains: "TS_AUDIENCE is set but TS_CLIENT_ID is not set",
},
{
name: "authkey_with_client_secret",
authKey: "tskey-auth-xxx",
clientSecret: "tskey-client-xxx",
errContains: "TS_AUTHKEY cannot be used with",
},
{
name: "authkey_with_id_token",
authKey: "tskey-auth-xxx",
clientID: "client-id",
idToken: "id-token",
errContains: "TS_AUTHKEY cannot be used with",
},
{
name: "authkey_with_audience",
authKey: "tskey-auth-xxx",
clientID: "client-id",
audience: "audience",
errContains: "TS_AUTHKEY cannot be used with",
},
{
name: "id_token_with_client_secret",
clientID: "client-id",
clientSecret: "tskey-client-xxx",
idToken: "id-token",
errContains: "TS_ID_TOKEN and TS_CLIENT_SECRET cannot both be set",
},
{
name: "id_token_with_audience",
clientID: "client-id",
idToken: "id-token",
audience: "audience",
errContains: "TS_ID_TOKEN and TS_AUDIENCE cannot both be set",
},
{
name: "audience_with_client_secret",
clientID: "client-id",
clientSecret: "tskey-client-xxx",
audience: "audience",
errContains: "TS_AUDIENCE and TS_CLIENT_SECRET cannot both be set",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
s := &settings{
AuthKey: tt.authKey,
ClientID: tt.clientID,
ClientSecret: tt.clientSecret,
IDToken: tt.idToken,
Audience: tt.audience,
}
err := s.validate()
if tt.errContains != "" {
if err == nil {
t.Fatal("expected error, got nil")
}
if !strings.Contains(err.Error(), tt.errContains) {
t.Errorf("error %q does not contain %q", err.Error(), tt.errContains)
}
} else if err != nil {
t.Fatalf("unexpected error: %v", err)
}
})
}
}
func TestHandlesKubeIPV6(t *testing.T) {
t.Setenv("TS_LOCAL_ADDR_PORT", "fd7a:115c:a1e0::6c34:352:9002")
t.Setenv("POD_IPS", "fd7a:115c:a1e0::6c34:352")
cfg, err := configFromEnv()
if err != nil {
t.Fatal(err)
}
if cfg.LocalAddrPort != "[fd7a:115c:a1e0::6c34:352]:9002" {
t.Errorf("LocalAddrPort is not set correctly")
}
parsed, err := netip.ParseAddrPort(cfg.LocalAddrPort)
if err != nil {
t.Fatal(err)
}
if !parsed.Addr().Is6() {
t.Errorf("expected v6 address but got %s", parsed)
}
if parsed.Port() != 9002 {
t.Errorf("expected port 9002 but got %d", parsed.Port())
}
}
|
