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traefik/integration/acme_test.go

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package integration
import (
"crypto/tls"
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"fmt"
"net/http"
"os"
"time"
"github.com/containous/traefik/integration/try"
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"github.com/containous/traefik/testhelpers"
"github.com/go-check/check"
checker "github.com/vdemeester/shakers"
)
// ACME test suites (using libcompose)
type AcmeSuite struct {
BaseSuite
boulderIP string
}
// Acme tests configuration
type AcmeTestCase struct {
onDemand bool
traefikConfFilePath string
domainToCheck string
}
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const (
// Domain to check
acmeDomain = "traefik.acme.wtf"
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// Wildcard domain to check
wildcardDomain = "*.acme.wtf"
)
func (s *AcmeSuite) SetUpSuite(c *check.C) {
s.createComposeProject(c, "boulder")
s.composeProject.Start(c)
s.boulderIP = s.composeProject.Container(c, "boulder").NetworkSettings.IPAddress
// wait for boulder
err := try.GetRequest("http://"+s.boulderIP+":4000/directory", 120*time.Second, try.StatusCodeIs(http.StatusOK))
c.Assert(err, checker.IsNil)
}
func (s *AcmeSuite) TearDownSuite(c *check.C) {
// shutdown and delete compose project
if s.composeProject != nil {
s.composeProject.Stop(c)
}
}
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// Test ACME provider with certificate at start
func (s *AcmeSuite) TestACMEProviderAtStart(c *check.C) {
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testCase := AcmeTestCase{
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traefikConfFilePath: "fixtures/provideracme/acme.toml",
onDemand: false,
domainToCheck: acmeDomain}
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s.retrieveAcmeCertificate(c, testCase)
}
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// Test ACME provider with certificate at start
func (s *AcmeSuite) TestACMEProviderAtStartInSAN(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/provideracme/acme_insan.toml",
onDemand: false,
domainToCheck: "acme.wtf"}
s.retrieveAcmeCertificate(c, testCase)
}
// Test ACME provider with certificate at start
func (s *AcmeSuite) TestACMEProviderOnHost(c *check.C) {
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testCase := AcmeTestCase{
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traefikConfFilePath: "fixtures/provideracme/acme_onhost.toml",
onDemand: false,
domainToCheck: acmeDomain}
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s.retrieveAcmeCertificate(c, testCase)
}
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// Test OnDemand option with none provided certificate and challenge HTTP-01
func (s *AcmeSuite) TestOnDemandRetrieveAcmeCertificateHTTP01(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_http01.toml",
onDemand: true,
domainToCheck: acmeDomain}
s.retrieveAcmeCertificate(c, testCase)
}
// Test OnHostRule option with none provided certificate and challenge HTTP-01
func (s *AcmeSuite) TestOnHostRuleRetrieveAcmeCertificateHTTP01(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_http01.toml",
onDemand: false,
domainToCheck: acmeDomain}
s.retrieveAcmeCertificate(c, testCase)
}
// Test OnHostRule option with none provided certificate and challenge HTTP-01 and web path
func (s *AcmeSuite) TestOnHostRuleRetrieveAcmeCertificateHTTP01WithPath(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_http01_web.toml",
onDemand: false,
domainToCheck: acmeDomain}
s.retrieveAcmeCertificate(c, testCase)
}
// Test OnDemand option with a wildcard provided certificate
func (s *AcmeSuite) TestOnDemandRetrieveAcmeCertificateWithWildcard(c *check.C) {
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testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_provided.toml",
onDemand: true,
domainToCheck: wildcardDomain}
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s.retrieveAcmeCertificate(c, testCase)
}
// Test onHostRule option with a wildcard provided certificate
func (s *AcmeSuite) TestOnHostRuleRetrieveAcmeCertificateWithWildcard(c *check.C) {
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testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_provided.toml",
onDemand: false,
domainToCheck: wildcardDomain}
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s.retrieveAcmeCertificate(c, testCase)
}
// Test OnDemand option with a wildcard provided certificate
func (s *AcmeSuite) TestOnDemandRetrieveAcmeCertificateWithDynamicWildcard(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_provided_dynamic.toml",
onDemand: true,
domainToCheck: wildcardDomain}
s.retrieveAcmeCertificate(c, testCase)
}
// Test onHostRule option with a wildcard provided certificate
func (s *AcmeSuite) TestOnHostRuleRetrieveAcmeCertificateWithDynamicWildcard(c *check.C) {
testCase := AcmeTestCase{
traefikConfFilePath: "fixtures/acme/acme_provided_dynamic.toml",
onDemand: false,
domainToCheck: wildcardDomain}
s.retrieveAcmeCertificate(c, testCase)
}
// Test Let's encrypt down
func (s *AcmeSuite) TestNoValidLetsEncryptServer(c *check.C) {
cmd, display := s.traefikCmd(withConfigFile("fixtures/acme/wrong_acme.toml"))
defer display(c)
err := cmd.Start()
c.Assert(err, checker.IsNil)
defer cmd.Process.Kill()
// Expected traefik works
err = try.GetRequest("http://127.0.0.1:8080/api/providers", 10*time.Second, try.StatusCodeIs(http.StatusOK))
c.Assert(err, checker.IsNil)
}
// Doing an HTTPS request and test the response certificate
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func (s *AcmeSuite) retrieveAcmeCertificate(c *check.C, testCase AcmeTestCase) {
file := s.adaptFile(c, testCase.traefikConfFilePath, struct {
BoulderHost string
OnDemand, OnHostRule bool
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}{
BoulderHost: s.boulderIP,
OnDemand: testCase.onDemand,
OnHostRule: !testCase.onDemand,
})
defer os.Remove(file)
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cmd, display := s.traefikCmd(withConfigFile(file))
defer display(c)
err := cmd.Start()
c.Assert(err, checker.IsNil)
defer cmd.Process.Kill()
backend := startTestServer("9010", http.StatusOK)
defer backend.Close()
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}
client := &http.Client{Transport: tr}
// wait for traefik (generating acme account take some seconds)
err = try.Do(90*time.Second, func() error {
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_, errGet := client.Get("https://127.0.0.1:5001")
return errGet
})
c.Assert(err, checker.IsNil)
tr = &http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
ServerName: acmeDomain,
},
}
client = &http.Client{Transport: tr}
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req := testhelpers.MustNewRequest(http.MethodGet, "https://127.0.0.1:5001/", nil)
req.Host = acmeDomain
req.Header.Set("Host", acmeDomain)
req.Header.Set("Accept", "*/*")
var resp *http.Response
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// Retry to send a Request which uses the LE generated certificate
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err = try.Do(60*time.Second, func() error {
resp, err = client.Do(req)
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// /!\ If connection is not closed, SSLHandshake will only be done during the first trial /!\
req.Close = true
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if err != nil {
return err
}
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cn := resp.TLS.PeerCertificates[0].Subject.CommonName
if cn != testCase.domainToCheck {
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return fmt.Errorf("domain %s found instead of %s", cn, testCase.domainToCheck)
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}
return nil
})
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c.Assert(err, checker.IsNil)
c.Assert(resp.StatusCode, checker.Equals, http.StatusOK)
// Check Domain into response certificate
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c.Assert(resp.TLS.PeerCertificates[0].Subject.CommonName, checker.Equals, testCase.domainToCheck)
}