headscale/cmd/headscale/headscale_test.go
2021-04-29 21:14:50 -04:00

98 lines
3.0 KiB
Go

package main
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
"github.com/spf13/viper"
"gopkg.in/check.v1"
)
func Test(t *testing.T) {
check.TestingT(t)
}
var _ = check.Suite(&Suite{})
type Suite struct{}
func (s *Suite) SetUpSuite(c *check.C) {
}
func (s *Suite) TearDownSuite(c *check.C) {
}
func (*Suite) TestConfigLoading(c *check.C) {
tmpDir, err := ioutil.TempDir("", "headscale")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
path, err := os.Getwd()
if err != nil {
c.Fatal(err)
}
// Symlink the example config file
err = os.Symlink(filepath.Clean(path+"/../../config.json.example"), filepath.Join(tmpDir, "config.json"))
if err != nil {
c.Fatal(err)
}
// Load example config, it should load without validation errors
err = loadConfig(tmpDir)
c.Assert(err, check.IsNil)
// Test that config file was interpreted correctly
c.Assert(viper.GetString("server_url"), check.Equals, "http://192.168.1.12:8000")
c.Assert(viper.GetString("listen_addr"), check.Equals, "0.0.0.0:8000")
c.Assert(viper.GetString("derp_map_path"), check.Equals, "derp.yaml")
c.Assert(viper.GetString("db_port"), check.Equals, "5432")
c.Assert(viper.GetString("tls_letsencrypt_hostname"), check.Equals, "")
c.Assert(viper.GetString("tls_letsencrypt_challenge_type"), check.Equals, "HTTP-01")
}
func writeConfig(c *check.C, tmpDir string, configYaml []byte) {
// Populate a custom config file
configFile := filepath.Join(tmpDir, "config.yaml")
err := ioutil.WriteFile(configFile, configYaml, 0644)
if err != nil {
c.Fatalf("Couldn't write file %s", configFile)
}
}
func (*Suite) TestTLSConfigValidation(c *check.C) {
tmpDir, err := ioutil.TempDir("", "headscale")
if err != nil {
c.Fatal(err)
}
//defer os.RemoveAll(tmpDir)
fmt.Println(tmpDir)
configYaml := []byte("---\ntls_letsencrypt_hostname: \"example.com\"\ntls_letsencrypt_challenge_type: \"\"\ntls_cert_path: \"abc.pem\"")
writeConfig(c, tmpDir, configYaml)
// Check configuration validation errors (1)
err = loadConfig(tmpDir)
c.Assert(err, check.NotNil)
// check.Matches can not handle multiline strings
tmp := strings.ReplaceAll(err.Error(), "\n", "***")
c.Assert(tmp, check.Matches, ".*Fatal config error: set either tls_letsencrypt_hostname or tls_cert_path/tls_key_path, not both.*")
c.Assert(tmp, check.Matches, ".*Fatal config error: the only supported values for tls_letsencrypt_challenge_type are.*")
c.Assert(tmp, check.Matches, ".*Fatal config error: server_url must start with https:// or http://.*")
fmt.Println(tmp)
// Check configuration validation errors (2)
configYaml = []byte("---\nserver_url: \"http://192.168.1.12:8000\"\ntls_letsencrypt_hostname: \"example.com\"\ntls_letsencrypt_challenge_type: \"TLS-ALPN-01\"")
writeConfig(c, tmpDir, configYaml)
err = loadConfig(tmpDir)
c.Assert(err, check.NotNil)
c.Assert(err, check.ErrorMatches, "Fatal config error: when using tls_letsencrypt_hostname with TLS-ALPN-01 as challenge type, listen_addr must end in :443.*")
}