mirror of
https://github.com/smallstep/certificates.git
synced 2024-11-11 07:11:00 +00:00
739 lines
26 KiB
Go
739 lines
26 KiB
Go
package api
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"crypto/ecdsa"
|
|
"crypto/elliptic"
|
|
"crypto/rand"
|
|
"crypto/x509"
|
|
"encoding/base64"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"reflect"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/smallstep/assert"
|
|
"github.com/smallstep/certificates/authority"
|
|
"github.com/smallstep/certificates/authority/provisioner"
|
|
"github.com/smallstep/certificates/logging"
|
|
"github.com/smallstep/certificates/sshutil"
|
|
"github.com/smallstep/certificates/templates"
|
|
"golang.org/x/crypto/ssh"
|
|
)
|
|
|
|
var (
|
|
sshSignerKey = mustKey()
|
|
sshUserKey = mustKey()
|
|
sshHostKey = mustKey()
|
|
)
|
|
|
|
func mustKey() *ecdsa.PrivateKey {
|
|
priv, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return priv
|
|
}
|
|
|
|
func signSSHCertificate(cert *ssh.Certificate) error {
|
|
signerKey, err := ssh.NewPublicKey(sshSignerKey.Public())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
signer, err := ssh.NewSignerFromSigner(sshSignerKey)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
cert.SignatureKey = signerKey
|
|
data := cert.Marshal()
|
|
data = data[:len(data)-4]
|
|
sig, err := signer.Sign(rand.Reader, data)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
cert.Signature = sig
|
|
return nil
|
|
}
|
|
|
|
func getSignedUserCertificate() (*ssh.Certificate, error) {
|
|
key, err := ssh.NewPublicKey(sshUserKey.Public())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
t := time.Now()
|
|
cert := &ssh.Certificate{
|
|
Nonce: []byte("1234567890"),
|
|
Key: key,
|
|
Serial: 1234567890,
|
|
CertType: ssh.UserCert,
|
|
KeyId: "user@localhost",
|
|
ValidPrincipals: []string{"user"},
|
|
ValidAfter: uint64(t.Unix()),
|
|
ValidBefore: uint64(t.Add(time.Hour).Unix()),
|
|
Permissions: ssh.Permissions{
|
|
CriticalOptions: map[string]string{},
|
|
Extensions: map[string]string{
|
|
"permit-X11-forwarding": "",
|
|
"permit-agent-forwarding": "",
|
|
"permit-port-forwarding": "",
|
|
"permit-pty": "",
|
|
"permit-user-rc": "",
|
|
},
|
|
},
|
|
Reserved: []byte{},
|
|
}
|
|
if err := signSSHCertificate(cert); err != nil {
|
|
return nil, err
|
|
}
|
|
return cert, nil
|
|
}
|
|
|
|
func getSignedHostCertificate() (*ssh.Certificate, error) {
|
|
key, err := ssh.NewPublicKey(sshHostKey.Public())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
t := time.Now()
|
|
cert := &ssh.Certificate{
|
|
Nonce: []byte("1234567890"),
|
|
Key: key,
|
|
Serial: 1234567890,
|
|
CertType: ssh.UserCert,
|
|
KeyId: "internal.smallstep.com",
|
|
ValidPrincipals: []string{"internal.smallstep.com"},
|
|
ValidAfter: uint64(t.Unix()),
|
|
ValidBefore: uint64(t.Add(time.Hour).Unix()),
|
|
Permissions: ssh.Permissions{
|
|
CriticalOptions: map[string]string{},
|
|
Extensions: map[string]string{},
|
|
},
|
|
Reserved: []byte{},
|
|
}
|
|
if err := signSSHCertificate(cert); err != nil {
|
|
return nil, err
|
|
}
|
|
return cert, nil
|
|
}
|
|
|
|
func TestSSHCertificate_MarshalJSON(t *testing.T) {
|
|
user, err := getSignedUserCertificate()
|
|
assert.FatalError(t, err)
|
|
host, err := getSignedHostCertificate()
|
|
assert.FatalError(t, err)
|
|
userB64 := base64.StdEncoding.EncodeToString(user.Marshal())
|
|
hostB64 := base64.StdEncoding.EncodeToString(host.Marshal())
|
|
|
|
type fields struct {
|
|
Certificate *ssh.Certificate
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
fields fields
|
|
want []byte
|
|
wantErr bool
|
|
}{
|
|
{"nil", fields{Certificate: nil}, []byte("null"), false},
|
|
{"user", fields{Certificate: user}, []byte(`"` + userB64 + `"`), false},
|
|
{"user", fields{Certificate: host}, []byte(`"` + hostB64 + `"`), false},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
c := SSHCertificate{
|
|
Certificate: tt.fields.Certificate,
|
|
}
|
|
got, err := c.MarshalJSON()
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("SSHCertificate.MarshalJSON() error = %v, wantErr %v", err, tt.wantErr)
|
|
return
|
|
}
|
|
if !reflect.DeepEqual(got, tt.want) {
|
|
t.Errorf("SSHCertificate.MarshalJSON() = %v, want %v", got, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestSSHCertificate_UnmarshalJSON(t *testing.T) {
|
|
user, err := getSignedUserCertificate()
|
|
assert.FatalError(t, err)
|
|
host, err := getSignedHostCertificate()
|
|
assert.FatalError(t, err)
|
|
userB64 := base64.StdEncoding.EncodeToString(user.Marshal())
|
|
hostB64 := base64.StdEncoding.EncodeToString(host.Marshal())
|
|
keyB64 := base64.StdEncoding.EncodeToString(user.Key.Marshal())
|
|
|
|
type args struct {
|
|
data []byte
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *ssh.Certificate
|
|
wantErr bool
|
|
}{
|
|
{"null", args{[]byte(`null`)}, nil, false},
|
|
{"empty", args{[]byte(`""`)}, nil, false},
|
|
{"user", args{[]byte(`"` + userB64 + `"`)}, user, false},
|
|
{"host", args{[]byte(`"` + hostB64 + `"`)}, host, false},
|
|
{"bad-string", args{[]byte(userB64)}, nil, true},
|
|
{"bad-base64", args{[]byte(`"this-is-not-base64"`)}, nil, true},
|
|
{"bad-key", args{[]byte(`"bm90LWEta2V5"`)}, nil, true},
|
|
{"bat-cert", args{[]byte(`"` + keyB64 + `"`)}, nil, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
c := &SSHCertificate{}
|
|
if err := c.UnmarshalJSON(tt.args.data); (err != nil) != tt.wantErr {
|
|
t.Errorf("SSHCertificate.UnmarshalJSON() error = %v, wantErr %v", err, tt.wantErr)
|
|
}
|
|
if !reflect.DeepEqual(tt.want, c.Certificate) {
|
|
t.Errorf("SSHCertificate.UnmarshalJSON() got = %v, want %v\n", c.Certificate, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestSignSSHRequest_Validate(t *testing.T) {
|
|
csr := parseCertificateRequest(csrPEM)
|
|
badCSR := parseCertificateRequest(csrPEM)
|
|
badCSR.SignatureAlgorithm = x509.SHA1WithRSA
|
|
|
|
type fields struct {
|
|
PublicKey []byte
|
|
OTT string
|
|
CertType string
|
|
Principals []string
|
|
ValidAfter TimeDuration
|
|
ValidBefore TimeDuration
|
|
AddUserPublicKey []byte
|
|
KeyID string
|
|
IdentityCSR CertificateRequest
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
fields fields
|
|
wantErr bool
|
|
}{
|
|
{"ok-empty", fields{[]byte("Zm9v"), "ott", "", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, false},
|
|
{"ok-user", fields{[]byte("Zm9v"), "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, false},
|
|
{"ok-host", fields{[]byte("Zm9v"), "ott", "host", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, false},
|
|
{"ok-keyID", fields{[]byte("Zm9v"), "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "key-id", CertificateRequest{}}, false},
|
|
{"ok-identityCSR", fields{[]byte("Zm9v"), "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "key-id", CertificateRequest{CertificateRequest: csr}}, false},
|
|
{"key", fields{nil, "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, true},
|
|
{"key", fields{[]byte(""), "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, true},
|
|
{"type", fields{[]byte("Zm9v"), "ott", "foo", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, true},
|
|
{"ott", fields{[]byte("Zm9v"), "", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "", CertificateRequest{}}, true},
|
|
{"identityCSR", fields{[]byte("Zm9v"), "ott", "user", []string{"user"}, TimeDuration{}, TimeDuration{}, nil, "key-id", CertificateRequest{CertificateRequest: badCSR}}, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
s := &SSHSignRequest{
|
|
PublicKey: tt.fields.PublicKey,
|
|
OTT: tt.fields.OTT,
|
|
CertType: tt.fields.CertType,
|
|
Principals: tt.fields.Principals,
|
|
ValidAfter: tt.fields.ValidAfter,
|
|
ValidBefore: tt.fields.ValidBefore,
|
|
AddUserPublicKey: tt.fields.AddUserPublicKey,
|
|
KeyID: tt.fields.KeyID,
|
|
IdentityCSR: tt.fields.IdentityCSR,
|
|
}
|
|
if err := s.Validate(); (err != nil) != tt.wantErr {
|
|
t.Errorf("SignSSHRequest.Validate() error = %v, wantErr %v", err, tt.wantErr)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHSign(t *testing.T) {
|
|
user, err := getSignedUserCertificate()
|
|
assert.FatalError(t, err)
|
|
host, err := getSignedHostCertificate()
|
|
assert.FatalError(t, err)
|
|
|
|
userB64 := base64.StdEncoding.EncodeToString(user.Marshal())
|
|
hostB64 := base64.StdEncoding.EncodeToString(host.Marshal())
|
|
|
|
userReq, err := json.Marshal(SSHSignRequest{
|
|
PublicKey: user.Key.Marshal(),
|
|
OTT: "ott",
|
|
})
|
|
assert.FatalError(t, err)
|
|
hostReq, err := json.Marshal(SSHSignRequest{
|
|
PublicKey: host.Key.Marshal(),
|
|
OTT: "ott",
|
|
})
|
|
assert.FatalError(t, err)
|
|
userAddReq, err := json.Marshal(SSHSignRequest{
|
|
PublicKey: user.Key.Marshal(),
|
|
OTT: "ott",
|
|
AddUserPublicKey: user.Key.Marshal(),
|
|
})
|
|
assert.FatalError(t, err)
|
|
userIdentityReq, err := json.Marshal(SSHSignRequest{
|
|
PublicKey: user.Key.Marshal(),
|
|
OTT: "ott",
|
|
IdentityCSR: CertificateRequest{parseCertificateRequest(csrPEM)},
|
|
})
|
|
assert.FatalError(t, err)
|
|
identityCerts := []*x509.Certificate{
|
|
parseCertificate(certPEM),
|
|
}
|
|
identityCertsPEM := []byte(`"` + strings.Replace(certPEM, "\n", `\n`, -1) + `\n"`)
|
|
|
|
tests := []struct {
|
|
name string
|
|
req []byte
|
|
authErr error
|
|
signCert *ssh.Certificate
|
|
signErr error
|
|
addUserCert *ssh.Certificate
|
|
addUserErr error
|
|
tlsSignCerts []*x509.Certificate
|
|
tlsSignErr error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"ok-user", userReq, nil, user, nil, nil, nil, nil, nil, []byte(fmt.Sprintf(`{"crt":"%s"}`, userB64)), http.StatusCreated},
|
|
{"ok-host", hostReq, nil, host, nil, nil, nil, nil, nil, []byte(fmt.Sprintf(`{"crt":"%s"}`, hostB64)), http.StatusCreated},
|
|
{"ok-user-add", userAddReq, nil, user, nil, user, nil, nil, nil, []byte(fmt.Sprintf(`{"crt":"%s","addUserCrt":"%s"}`, userB64, userB64)), http.StatusCreated},
|
|
{"ok-user-identity", userIdentityReq, nil, user, nil, user, nil, identityCerts, nil, []byte(fmt.Sprintf(`{"crt":"%s","identityCrt":[%s]}`, userB64, identityCertsPEM)), http.StatusCreated},
|
|
{"fail-body", []byte("bad-json"), nil, nil, nil, nil, nil, nil, nil, nil, http.StatusBadRequest},
|
|
{"fail-validate", []byte("{}"), nil, nil, nil, nil, nil, nil, nil, nil, http.StatusBadRequest},
|
|
{"fail-publicKey", []byte(`{"publicKey":"Zm9v","ott":"ott"}`), nil, nil, nil, nil, nil, nil, nil, nil, http.StatusBadRequest},
|
|
{"fail-publicKey", []byte(fmt.Sprintf(`{"publicKey":"%s","ott":"ott","addUserPublicKey":"Zm9v"}`, base64.StdEncoding.EncodeToString(user.Key.Marshal()))), nil, nil, nil, nil, nil, nil, nil, nil, http.StatusBadRequest},
|
|
{"fail-authorize", userReq, fmt.Errorf("an-error"), nil, nil, nil, nil, nil, nil, nil, http.StatusUnauthorized},
|
|
{"fail-signSSH", userReq, nil, nil, fmt.Errorf("an-error"), nil, nil, nil, nil, nil, http.StatusForbidden},
|
|
{"fail-SignSSHAddUser", userAddReq, nil, user, nil, nil, fmt.Errorf("an-error"), nil, nil, nil, http.StatusForbidden},
|
|
{"fail-user-identity", userIdentityReq, nil, user, nil, user, nil, nil, fmt.Errorf("an-error"), nil, http.StatusForbidden},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
authorizeSign: func(ott string) ([]provisioner.SignOption, error) {
|
|
return []provisioner.SignOption{}, tt.authErr
|
|
},
|
|
signSSH: func(ctx context.Context, key ssh.PublicKey, opts provisioner.SSHOptions, signOpts ...provisioner.SignOption) (*ssh.Certificate, error) {
|
|
return tt.signCert, tt.signErr
|
|
},
|
|
signSSHAddUser: func(ctx context.Context, key ssh.PublicKey, cert *ssh.Certificate) (*ssh.Certificate, error) {
|
|
return tt.addUserCert, tt.addUserErr
|
|
},
|
|
sign: func(cr *x509.CertificateRequest, opts provisioner.Options, signOpts ...provisioner.SignOption) ([]*x509.Certificate, error) {
|
|
return tt.tlsSignCerts, tt.tlsSignErr
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("POST", "http://example.com/ssh/sign", bytes.NewReader(tt.req))
|
|
w := httptest.NewRecorder()
|
|
h.SSHSign(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SignSSH StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SignSSH unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SignSSH Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHRoots(t *testing.T) {
|
|
user, err := ssh.NewPublicKey(sshUserKey.Public())
|
|
assert.FatalError(t, err)
|
|
userB64 := base64.StdEncoding.EncodeToString(user.Marshal())
|
|
|
|
host, err := ssh.NewPublicKey(sshHostKey.Public())
|
|
assert.FatalError(t, err)
|
|
hostB64 := base64.StdEncoding.EncodeToString(host.Marshal())
|
|
|
|
tests := []struct {
|
|
name string
|
|
keys *authority.SSHKeys
|
|
keysErr error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"ok", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host}, UserKeys: []ssh.PublicKey{user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s"],"hostKey":["%s"]}`, userB64, hostB64)), http.StatusOK},
|
|
{"many", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host, host}, UserKeys: []ssh.PublicKey{user, user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s","%s"],"hostKey":["%s","%s"]}`, userB64, userB64, hostB64, hostB64)), http.StatusOK},
|
|
{"user", &authority.SSHKeys{UserKeys: []ssh.PublicKey{user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s"]}`, userB64)), http.StatusOK},
|
|
{"host", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host}}, nil, []byte(fmt.Sprintf(`{"hostKey":["%s"]}`, hostB64)), http.StatusOK},
|
|
{"empty", &authority.SSHKeys{}, nil, nil, http.StatusNotFound},
|
|
{"error", nil, fmt.Errorf("an error"), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
getSSHRoots: func(ctx context.Context) (*authority.SSHKeys, error) {
|
|
return tt.keys, tt.keysErr
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("GET", "http://example.com/ssh/roots", http.NoBody)
|
|
w := httptest.NewRecorder()
|
|
h.SSHRoots(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHRoots StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHRoots unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHRoots Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHFederation(t *testing.T) {
|
|
user, err := ssh.NewPublicKey(sshUserKey.Public())
|
|
assert.FatalError(t, err)
|
|
userB64 := base64.StdEncoding.EncodeToString(user.Marshal())
|
|
|
|
host, err := ssh.NewPublicKey(sshHostKey.Public())
|
|
assert.FatalError(t, err)
|
|
hostB64 := base64.StdEncoding.EncodeToString(host.Marshal())
|
|
|
|
tests := []struct {
|
|
name string
|
|
keys *authority.SSHKeys
|
|
keysErr error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"ok", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host}, UserKeys: []ssh.PublicKey{user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s"],"hostKey":["%s"]}`, userB64, hostB64)), http.StatusOK},
|
|
{"many", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host, host}, UserKeys: []ssh.PublicKey{user, user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s","%s"],"hostKey":["%s","%s"]}`, userB64, userB64, hostB64, hostB64)), http.StatusOK},
|
|
{"user", &authority.SSHKeys{UserKeys: []ssh.PublicKey{user}}, nil, []byte(fmt.Sprintf(`{"userKey":["%s"]}`, userB64)), http.StatusOK},
|
|
{"host", &authority.SSHKeys{HostKeys: []ssh.PublicKey{host}}, nil, []byte(fmt.Sprintf(`{"hostKey":["%s"]}`, hostB64)), http.StatusOK},
|
|
{"empty", &authority.SSHKeys{}, nil, nil, http.StatusNotFound},
|
|
{"error", nil, fmt.Errorf("an error"), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
getSSHFederation: func(ctx context.Context) (*authority.SSHKeys, error) {
|
|
return tt.keys, tt.keysErr
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("GET", "http://example.com/ssh/federation", http.NoBody)
|
|
w := httptest.NewRecorder()
|
|
h.SSHFederation(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHFederation StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHFederation unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHFederation Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHConfig(t *testing.T) {
|
|
userOutput := []templates.Output{
|
|
{Name: "config.tpl", Type: templates.File, Comment: "#", Path: "ssh/config", Content: []byte("UserKnownHostsFile /home/user/.step/ssh/known_hosts")},
|
|
{Name: "known_host.tpl", Type: templates.File, Comment: "#", Path: "ssh/known_host", Content: []byte("@cert-authority * ecdsa-sha2-nistp256 AAAA...=")},
|
|
}
|
|
hostOutput := []templates.Output{
|
|
{Name: "sshd_config.tpl", Type: templates.Snippet, Comment: "#", Path: "/etc/ssh/sshd_config", Content: []byte("TrustedUserCAKeys /etc/ssh/ca.pub")},
|
|
{Name: "ca.tpl", Type: templates.File, Comment: "#", Path: "/etc/ssh/ca.pub", Content: []byte("ecdsa-sha2-nistp256 AAAA...=")},
|
|
}
|
|
userJSON, err := json.Marshal(userOutput)
|
|
assert.FatalError(t, err)
|
|
hostJSON, err := json.Marshal(hostOutput)
|
|
assert.FatalError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
req string
|
|
output []templates.Output
|
|
err error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"user", `{"type":"user"}`, userOutput, nil, []byte(fmt.Sprintf(`{"userTemplates":%s}`, userJSON)), http.StatusOK},
|
|
{"host", `{"type":"host"}`, hostOutput, nil, []byte(fmt.Sprintf(`{"hostTemplates":%s}`, hostJSON)), http.StatusOK},
|
|
{"noType", `{}`, userOutput, nil, []byte(fmt.Sprintf(`{"userTemplates":%s}`, userJSON)), http.StatusOK},
|
|
{"badType", `{"type":"bad"}`, userOutput, nil, nil, http.StatusBadRequest},
|
|
{"badData", `{"type":"user","data":{"bad"}}`, userOutput, nil, nil, http.StatusBadRequest},
|
|
{"error", `{"type": "user"}`, nil, fmt.Errorf("an error"), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
getSSHConfig: func(ctx context.Context, typ string, data map[string]string) ([]templates.Output, error) {
|
|
return tt.output, tt.err
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("GET", "http://example.com/ssh/config", strings.NewReader(tt.req))
|
|
w := httptest.NewRecorder()
|
|
h.SSHConfig(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHConfig StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHConfig unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHConfig Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHCheckHost(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
req string
|
|
exists bool
|
|
err error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"true", `{"type":"host","principal":"foo.example.com"}`, true, nil, []byte(`{"exists":true}`), http.StatusOK},
|
|
{"false", `{"type":"host","principal":"bar.example.com"}`, false, nil, []byte(`{"exists":false}`), http.StatusOK},
|
|
{"badType", `{"type":"user","principal":"bar.example.com"}`, false, nil, nil, http.StatusBadRequest},
|
|
{"badPrincipal", `{"type":"host","principal":""}`, false, nil, nil, http.StatusBadRequest},
|
|
{"badRequest", `{"foo"}`, false, nil, nil, http.StatusBadRequest},
|
|
{"error", `{"type":"host","principal":"foo.example.com"}`, false, fmt.Errorf("an error"), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
checkSSHHost: func(ctx context.Context, principal, token string) (bool, error) {
|
|
return tt.exists, tt.err
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("GET", "http://example.com/ssh/check-host", strings.NewReader(tt.req))
|
|
w := httptest.NewRecorder()
|
|
h.SSHCheckHost(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHCheckHost StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHCheckHost unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHCheckHost Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHGetHosts(t *testing.T) {
|
|
hosts := []sshutil.Host{
|
|
{HostID: "1", HostTags: []sshutil.HostTag{{ID: "1", Name: "group", Value: "1"}}, Hostname: "host1"},
|
|
{HostID: "2", HostTags: []sshutil.HostTag{{ID: "1", Name: "group", Value: "1"}, {ID: "2", Name: "group", Value: "2"}}, Hostname: "host2"},
|
|
}
|
|
hostsJSON, err := json.Marshal(hosts)
|
|
assert.FatalError(t, err)
|
|
|
|
tests := []struct {
|
|
name string
|
|
hosts []sshutil.Host
|
|
err error
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"ok", hosts, nil, []byte(fmt.Sprintf(`{"hosts":%s}`, hostsJSON)), http.StatusOK},
|
|
{"empty (array)", []sshutil.Host{}, nil, []byte(`{"hosts":[]}`), http.StatusOK},
|
|
{"empty (nil)", nil, nil, []byte(`{"hosts":null}`), http.StatusOK},
|
|
{"error", nil, fmt.Errorf("an error"), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
getSSHHosts: func(context.Context, *x509.Certificate) ([]sshutil.Host, error) {
|
|
return tt.hosts, tt.err
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("GET", "http://example.com/ssh/host", http.NoBody)
|
|
w := httptest.NewRecorder()
|
|
h.SSHGetHosts(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHGetHosts StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHGetHosts unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHGetHosts Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func Test_caHandler_SSHBastion(t *testing.T) {
|
|
bastion := &authority.Bastion{
|
|
Hostname: "bastion.local",
|
|
}
|
|
bastionPort := &authority.Bastion{
|
|
Hostname: "bastion.local",
|
|
Port: "2222",
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
bastion *authority.Bastion
|
|
bastionErr error
|
|
req []byte
|
|
body []byte
|
|
statusCode int
|
|
}{
|
|
{"ok", bastion, nil, []byte(`{"hostname":"host.local"}`), []byte(`{"hostname":"host.local","bastion":{"hostname":"bastion.local"}}`), http.StatusOK},
|
|
{"ok", bastionPort, nil, []byte(`{"hostname":"host.local","user":"user"}`), []byte(`{"hostname":"host.local","bastion":{"hostname":"bastion.local","port":"2222"}}`), http.StatusOK},
|
|
{"empty", nil, nil, []byte(`{"hostname":"host.local"}`), []byte(`{"hostname":"host.local"}`), http.StatusOK},
|
|
{"bad json", bastion, nil, []byte(`bad json`), nil, http.StatusBadRequest},
|
|
{"bad request", bastion, nil, []byte(`{"hostname": ""}`), nil, http.StatusBadRequest},
|
|
{"error", nil, fmt.Errorf("an error"), []byte(`{"hostname":"host.local"}`), nil, http.StatusInternalServerError},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
h := New(&mockAuthority{
|
|
getSSHBastion: func(ctx context.Context, user, hostname string) (*authority.Bastion, error) {
|
|
return tt.bastion, tt.bastionErr
|
|
},
|
|
}).(*caHandler)
|
|
|
|
req := httptest.NewRequest("POST", "http://example.com/ssh/bastion", bytes.NewReader(tt.req))
|
|
w := httptest.NewRecorder()
|
|
h.SSHBastion(logging.NewResponseLogger(w), req)
|
|
res := w.Result()
|
|
|
|
if res.StatusCode != tt.statusCode {
|
|
t.Errorf("caHandler.SSHBastion StatusCode = %d, wants %d", res.StatusCode, tt.statusCode)
|
|
}
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
res.Body.Close()
|
|
if err != nil {
|
|
t.Errorf("caHandler.SSHBastion unexpected error = %v", err)
|
|
}
|
|
if tt.statusCode < http.StatusBadRequest {
|
|
if !bytes.Equal(bytes.TrimSpace(body), tt.body) {
|
|
t.Errorf("caHandler.SSHBastion Body = %s, wants %s", body, tt.body)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestSSHPublicKey_MarshalJSON(t *testing.T) {
|
|
key, err := ssh.NewPublicKey(sshUserKey.Public())
|
|
assert.FatalError(t, err)
|
|
keyB64 := base64.StdEncoding.EncodeToString(key.Marshal())
|
|
|
|
tests := []struct {
|
|
name string
|
|
publicKey *SSHPublicKey
|
|
want []byte
|
|
wantErr bool
|
|
}{
|
|
{"ok", &SSHPublicKey{PublicKey: key}, []byte(`"` + keyB64 + `"`), false},
|
|
{"null", nil, []byte("null"), false},
|
|
{"null", &SSHPublicKey{PublicKey: nil}, []byte("null"), false},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
got, err := tt.publicKey.MarshalJSON()
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("SSHPublicKey.MarshalJSON() error = %v, wantErr %v", err, tt.wantErr)
|
|
return
|
|
}
|
|
if !reflect.DeepEqual(got, tt.want) {
|
|
t.Errorf("SSHPublicKey.MarshalJSON() = %s, want %s", got, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestSSHPublicKey_UnmarshalJSON(t *testing.T) {
|
|
key, err := ssh.NewPublicKey(sshUserKey.Public())
|
|
assert.FatalError(t, err)
|
|
keyB64 := base64.StdEncoding.EncodeToString(key.Marshal())
|
|
|
|
type args struct {
|
|
data []byte
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
args args
|
|
want *SSHPublicKey
|
|
wantErr bool
|
|
}{
|
|
{"ok", args{[]byte(`"` + keyB64 + `"`)}, &SSHPublicKey{PublicKey: key}, false},
|
|
{"empty", args{[]byte(`""`)}, &SSHPublicKey{}, false},
|
|
{"null", args{[]byte(`null`)}, &SSHPublicKey{}, false},
|
|
{"noString", args{[]byte("123")}, &SSHPublicKey{}, true},
|
|
{"badB64", args{[]byte(`"bad"`)}, &SSHPublicKey{}, true},
|
|
{"badKey", args{[]byte(`"Zm9vYmFyCg=="`)}, &SSHPublicKey{}, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
p := &SSHPublicKey{}
|
|
if err := p.UnmarshalJSON(tt.args.data); (err != nil) != tt.wantErr {
|
|
t.Errorf("SSHPublicKey.UnmarshalJSON() error = %v, wantErr %v", err, tt.wantErr)
|
|
}
|
|
if !reflect.DeepEqual(p, tt.want) {
|
|
t.Errorf("SSHPublicKey.UnmarshalJSON() = %v, want %v", p, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|