traefik/acme/acme_test.go

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package acme
import (
"crypto/tls"
"encoding/base64"
"net/http"
"net/http/httptest"
"reflect"
"sync"
"testing"
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"time"
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acmeprovider "github.com/containous/traefik/provider/acme"
"github.com/containous/traefik/tls/generate"
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"github.com/containous/traefik/types"
"github.com/stretchr/testify/assert"
acme "github.com/xenolf/lego/acmev2"
)
func TestDomainsSet(t *testing.T) {
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testCases := []struct {
input string
expected types.Domains
}{
{
input: "",
expected: types.Domains{},
},
{
input: "foo1.com",
expected: types.Domains{
types.Domain{Main: "foo1.com"},
},
},
{
input: "foo2.com,bar.net",
expected: types.Domains{
types.Domain{
Main: "foo2.com",
SANs: []string{"bar.net"},
},
},
},
{
input: "foo3.com,bar1.net,bar2.net,bar3.net",
expected: types.Domains{
types.Domain{
Main: "foo3.com",
SANs: []string{"bar1.net", "bar2.net", "bar3.net"},
},
},
},
}
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for _, test := range testCases {
test := test
t.Run(test.input, func(t *testing.T) {
t.Parallel()
domains := types.Domains{}
domains.Set(test.input)
assert.Exactly(t, test.expected, domains)
})
}
}
func TestDomainsSetAppend(t *testing.T) {
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testCases := []struct {
input string
expected types.Domains
}{
{
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input: "",
expected: types.Domains{},
},
{
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input: "foo1.com",
expected: types.Domains{
types.Domain{Main: "foo1.com"},
},
},
{
input: "foo2.com,bar.net",
expected: types.Domains{
types.Domain{Main: "foo1.com"},
types.Domain{
Main: "foo2.com",
SANs: []string{"bar.net"},
},
},
},
{
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input: "foo3.com,bar1.net,bar2.net,bar3.net",
expected: types.Domains{
types.Domain{Main: "foo1.com"},
types.Domain{
Main: "foo2.com",
SANs: []string{"bar.net"},
},
types.Domain{
Main: "foo3.com",
SANs: []string{"bar1.net", "bar2.net", "bar3.net"},
},
},
},
}
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// append to
domains := types.Domains{}
for _, test := range testCases {
t.Run(test.input, func(t *testing.T) {
domains.Set(test.input)
assert.Exactly(t, test.expected, domains)
})
}
}
func TestCertificatesRenew(t *testing.T) {
foo1Cert, foo1Key, _ := generate.KeyPair("foo1.com", time.Now())
foo2Cert, foo2Key, _ := generate.KeyPair("foo2.com", time.Now())
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domainsCertificates := DomainsCertificates{
lock: sync.RWMutex{},
Certs: []*DomainsCertificate{
{
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Domains: types.Domain{
Main: "foo1.com"},
Certificate: &Certificate{
Domain: "foo1.com",
CertURL: "url",
CertStableURL: "url",
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PrivateKey: foo1Key,
Certificate: foo1Cert,
},
},
{
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Domains: types.Domain{
Main: "foo2.com"},
Certificate: &Certificate{
Domain: "foo2.com",
CertURL: "url",
CertStableURL: "url",
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PrivateKey: foo2Key,
Certificate: foo2Cert,
},
},
},
}
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foo1Cert, foo1Key, _ = generate.KeyPair("foo1.com", time.Now())
newCertificate := &Certificate{
Domain: "foo1.com",
CertURL: "url",
CertStableURL: "url",
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PrivateKey: foo1Key,
Certificate: foo1Cert,
}
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err := domainsCertificates.renewCertificates(newCertificate, types.Domain{Main: "foo1.com"})
if err != nil {
t.Errorf("Error in renewCertificates :%v", err)
}
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if len(domainsCertificates.Certs) != 2 {
t.Errorf("Expected domainsCertificates length %d %+v\nGot %+v", 2, domainsCertificates.Certs, len(domainsCertificates.Certs))
}
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if !reflect.DeepEqual(domainsCertificates.Certs[0].Certificate, newCertificate) {
t.Errorf("Expected new certificate %+v \nGot %+v", newCertificate, domainsCertificates.Certs[0].Certificate)
}
}
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func TestRemoveDuplicates(t *testing.T) {
now := time.Now()
fooCert, fooKey, _ := generate.KeyPair("foo.com", now)
foo24Cert, foo24Key, _ := generate.KeyPair("foo.com", now.Add(24*time.Hour))
foo48Cert, foo48Key, _ := generate.KeyPair("foo.com", now.Add(48*time.Hour))
barCert, barKey, _ := generate.KeyPair("bar.com", now)
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domainsCertificates := DomainsCertificates{
lock: sync.RWMutex{},
Certs: []*DomainsCertificate{
{
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Domains: types.Domain{
Main: "foo.com"},
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Certificate: &Certificate{
Domain: "foo.com",
CertURL: "url",
CertStableURL: "url",
PrivateKey: foo24Key,
Certificate: foo24Cert,
},
},
{
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Domains: types.Domain{
Main: "foo.com"},
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Certificate: &Certificate{
Domain: "foo.com",
CertURL: "url",
CertStableURL: "url",
PrivateKey: foo48Key,
Certificate: foo48Cert,
},
},
{
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Domains: types.Domain{
Main: "foo.com"},
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Certificate: &Certificate{
Domain: "foo.com",
CertURL: "url",
CertStableURL: "url",
PrivateKey: fooKey,
Certificate: fooCert,
},
},
{
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Domains: types.Domain{
Main: "bar.com"},
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Certificate: &Certificate{
Domain: "bar.com",
CertURL: "url",
CertStableURL: "url",
PrivateKey: barKey,
Certificate: barCert,
},
},
{
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Domains: types.Domain{
Main: "foo.com"},
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Certificate: &Certificate{
Domain: "foo.com",
CertURL: "url",
CertStableURL: "url",
PrivateKey: foo48Key,
Certificate: foo48Cert,
},
},
},
}
domainsCertificates.Init()
if len(domainsCertificates.Certs) != 2 {
t.Errorf("Expected domainsCertificates length %d %+v\nGot %+v", 2, domainsCertificates.Certs, len(domainsCertificates.Certs))
}
for _, cert := range domainsCertificates.Certs {
switch cert.Domains.Main {
case "bar.com":
continue
case "foo.com":
if !cert.tlsCert.Leaf.NotAfter.Equal(now.Add(48 * time.Hour).Truncate(1 * time.Second)) {
t.Errorf("Bad expiration %s date for domain %+v, now %s", cert.tlsCert.Leaf.NotAfter.String(), cert, now.Add(48*time.Hour).Truncate(1*time.Second).String())
}
default:
t.Errorf("Unknown domain %+v", cert)
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}
}
}
func TestNoPreCheckOverride(t *testing.T) {
acme.PreCheckDNS = nil // Irreversable - but not expecting real calls into this during testing process
err := dnsOverrideDelay(0)
if err != nil {
t.Errorf("Error in dnsOverrideDelay :%v", err)
}
if acme.PreCheckDNS != nil {
t.Error("Unexpected change to acme.PreCheckDNS when leaving DNS verification as is.")
}
}
func TestSillyPreCheckOverride(t *testing.T) {
err := dnsOverrideDelay(-5)
if err == nil {
t.Error("Missing expected error in dnsOverrideDelay!")
}
}
func TestPreCheckOverride(t *testing.T) {
acme.PreCheckDNS = nil // Irreversable - but not expecting real calls into this during testing process
err := dnsOverrideDelay(5)
if err != nil {
t.Errorf("Error in dnsOverrideDelay :%v", err)
}
if acme.PreCheckDNS == nil {
t.Error("No change to acme.PreCheckDNS when meant to be adding enforcing override function.")
}
}
func TestAcmeClientCreation(t *testing.T) {
acme.PreCheckDNS = nil // Irreversable - but not expecting real calls into this during testing process
// Lengthy setup to avoid external web requests - oh for easier golang testing!
account := &Account{Email: "f@f"}
account.PrivateKey, _ = base64.StdEncoding.DecodeString(`
MIIBPAIBAAJBAMp2Ni92FfEur+CAvFkgC12LT4l9D53ApbBpDaXaJkzzks+KsLw9zyAxvlrfAyTCQ
7tDnEnIltAXyQ0uOFUUdcMCAwEAAQJAK1FbipATZcT9cGVa5x7KD7usytftLW14heQUPXYNV80r/3
lmnpvjL06dffRpwkYeN8DATQF/QOcy3NNNGDw/4QIhAPAKmiZFxA/qmRXsuU8Zhlzf16WrNZ68K64
asn/h3qZrAiEA1+wFR3WXCPIolOvd7AHjfgcTKQNkoMPywU4FYUNQ1AkCIQDv8yk0qPjckD6HVCPJ
llJh9MC0svjevGtNlxJoE3lmEQIhAKXy1wfZ32/XtcrnENPvi6lzxI0T94X7s5pP3aCoPPoJAiEAl
cijFkALeQp/qyeXdFld2v9gUN3eCgljgcl0QweRoIc=---`)
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`{
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"GPHhmRVEDas": "https://community.letsencrypt.org/t/adding-random-entries-to-the-directory/33417",
"keyChange": "https://foo/acme/key-change",
"meta": {
"termsOfService": "https://boulder:4431/terms/v7"
},
"newAccount": "https://foo/acme/new-acct",
"newNonce": "https://foo/acme/new-nonce",
"newOrder": "https://foo/acme/new-order",
"revokeCert": "https://foo/acme/revoke-cert"
}`))
}))
defer ts.Close()
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a := ACME{DNSChallenge: &acmeprovider.DNSChallenge{Provider: "manual", DelayBeforeCheck: 10}, CAServer: ts.URL}
client, err := a.buildACMEClient(account)
if err != nil {
t.Errorf("Error in buildACMEClient: %v", err)
}
if client == nil {
t.Error("No client from buildACMEClient!")
}
if acme.PreCheckDNS == nil {
t.Error("No change to acme.PreCheckDNS when meant to be adding enforcing override function.")
}
}
func TestAcme_getUncheckedCertificates(t *testing.T) {
mm := make(map[string]*tls.Certificate)
mm["*.containo.us"] = &tls.Certificate{}
mm["traefik.acme.io"] = &tls.Certificate{}
a := ACME{TLSConfig: &tls.Config{NameToCertificate: mm}}
domains := []string{"traefik.containo.us", "trae.containo.us"}
uncheckedDomains := a.getUncheckedDomains(domains, nil)
assert.Empty(t, uncheckedDomains)
domains = []string{"traefik.acme.io", "trae.acme.io"}
uncheckedDomains = a.getUncheckedDomains(domains, nil)
assert.Len(t, uncheckedDomains, 1)
domainsCertificates := DomainsCertificates{Certs: []*DomainsCertificate{
{
tlsCert: &tls.Certificate{},
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Domains: types.Domain{
Main: "*.acme.wtf",
SANs: []string{"trae.acme.io"},
},
},
}}
account := Account{DomainsCertificate: domainsCertificates}
uncheckedDomains = a.getUncheckedDomains(domains, &account)
assert.Empty(t, uncheckedDomains)
}
func TestAcme_getProvidedCertificate(t *testing.T) {
mm := make(map[string]*tls.Certificate)
mm["*.containo.us"] = &tls.Certificate{}
mm["traefik.acme.io"] = &tls.Certificate{}
a := ACME{TLSConfig: &tls.Config{NameToCertificate: mm}}
domain := "traefik.containo.us"
certificate := a.getProvidedCertificate(domain)
assert.NotNil(t, certificate)
domain = "trae.acme.io"
certificate = a.getProvidedCertificate(domain)
assert.Nil(t, certificate)
}
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func TestAcme_getValidDomain(t *testing.T) {
testCases := []struct {
desc string
domains []string
wildcardAllowed bool
dnsChallenge *acmeprovider.DNSChallenge
expectedErr string
expectedDomains []string
}{
{
desc: "valid wildcard",
domains: []string{"*.traefik.wtf"},
dnsChallenge: &acmeprovider.DNSChallenge{},
wildcardAllowed: true,
expectedErr: "",
expectedDomains: []string{"*.traefik.wtf"},
},
{
desc: "no wildcard",
domains: []string{"traefik.wtf", "foo.traefik.wtf"},
dnsChallenge: &acmeprovider.DNSChallenge{},
expectedErr: "",
wildcardAllowed: true,
expectedDomains: []string{"traefik.wtf", "foo.traefik.wtf"},
},
{
desc: "unauthorized wildcard",
domains: []string{"*.traefik.wtf"},
dnsChallenge: &acmeprovider.DNSChallenge{},
wildcardAllowed: false,
expectedErr: "unable to generate a wildcard certificate for domain \"*.traefik.wtf\" from a 'Host' rule",
expectedDomains: nil,
},
{
desc: "no domain",
domains: []string{},
dnsChallenge: nil,
wildcardAllowed: true,
expectedErr: "unable to generate a certificate when no domain is given",
expectedDomains: nil,
},
{
desc: "no DNSChallenge",
domains: []string{"*.traefik.wtf", "foo.traefik.wtf"},
dnsChallenge: nil,
wildcardAllowed: true,
expectedErr: "unable to generate a wildcard certificate for domain \"*.traefik.wtf,foo.traefik.wtf\" : ACME needs a DNSChallenge",
expectedDomains: nil,
},
{
desc: "unauthorized wildcard with SAN",
domains: []string{"*.*.traefik.wtf", "foo.traefik.wtf"},
dnsChallenge: &acmeprovider.DNSChallenge{},
wildcardAllowed: true,
expectedErr: "unable to generate a wildcard certificate for domain \"*.*.traefik.wtf,foo.traefik.wtf\" : ACME does not allow '*.*' wildcard domain",
expectedDomains: nil,
},
{
desc: "wildcard with SANs",
domains: []string{"*.traefik.wtf", "traefik.wtf"},
dnsChallenge: &acmeprovider.DNSChallenge{},
wildcardAllowed: true,
expectedErr: "",
expectedDomains: []string{"*.traefik.wtf", "traefik.wtf"},
},
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{
desc: "unexpected SANs",
domains: []string{"*.traefik.wtf", "*.acme.wtf"},
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dnsChallenge: &acmeprovider.DNSChallenge{},
wildcardAllowed: true,
expectedErr: "unable to generate a certificate for domains \"*.traefik.wtf,*.acme.wtf\": SANs can not be a wildcard domain",
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expectedDomains: nil,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
a := ACME{}
if test.dnsChallenge != nil {
a.DNSChallenge = test.dnsChallenge
}
domains, err := a.getValidDomains(test.domains, test.wildcardAllowed)
if len(test.expectedErr) > 0 {
assert.EqualError(t, err, test.expectedErr, "Unexpected error.")
} else {
assert.Equal(t, len(test.expectedDomains), len(domains), "Unexpected domains.")
}
})
}
}
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func TestAcme_getCertificateForDomain(t *testing.T) {
testCases := []struct {
desc string
domain string
dc *DomainsCertificates
expected *DomainsCertificate
expectedFound bool
}{
{
desc: "non-wildcard exact match",
domain: "foo.traefik.wtf",
dc: &DomainsCertificates{
Certs: []*DomainsCertificate{
{
Domains: types.Domain{
Main: "foo.traefik.wtf",
},
},
},
},
expected: &DomainsCertificate{
Domains: types.Domain{
Main: "foo.traefik.wtf",
},
},
expectedFound: true,
},
{
desc: "non-wildcard no match",
domain: "bar.traefik.wtf",
dc: &DomainsCertificates{
Certs: []*DomainsCertificate{
{
Domains: types.Domain{
Main: "foo.traefik.wtf",
},
},
},
},
expected: nil,
expectedFound: false,
},
{
desc: "wildcard match",
domain: "foo.traefik.wtf",
dc: &DomainsCertificates{
Certs: []*DomainsCertificate{
{
Domains: types.Domain{
Main: "*.traefik.wtf",
},
},
},
},
expected: &DomainsCertificate{
Domains: types.Domain{
Main: "*.traefik.wtf",
},
},
expectedFound: true,
},
{
desc: "wildcard no match",
domain: "foo.traefik.wtf",
dc: &DomainsCertificates{
Certs: []*DomainsCertificate{
{
Domains: types.Domain{
Main: "*.bar.traefik.wtf",
},
},
},
},
expected: nil,
expectedFound: false,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
got, found := test.dc.getCertificateForDomain(test.domain)
assert.Equal(t, test.expectedFound, found)
assert.Equal(t, test.expected, got)
})
}
}