open-consul/command/login/login_test.go

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package login
import (
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
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"time"
"github.com/hashicorp/consul/agent"
"github.com/hashicorp/consul/agent/consul/authmethod/kubeauth"
"github.com/hashicorp/consul/agent/consul/authmethod/testauth"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/command/acl"
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"github.com/hashicorp/consul/internal/go-sso/oidcauth/oidcauthtest"
"github.com/hashicorp/consul/sdk/freeport"
"github.com/hashicorp/consul/sdk/testutil"
"github.com/hashicorp/consul/testrpc"
"github.com/mitchellh/cli"
"github.com/stretchr/testify/require"
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"gopkg.in/square/go-jose.v2/jwt"
)
func TestLoginCommand_noTabs(t *testing.T) {
t.Parallel()
if strings.ContainsRune(New(cli.NewMockUi()).Help(), '\t') {
t.Fatal("help has tabs")
}
}
func TestLoginCommand(t *testing.T) {
t.Parallel()
testDir := testutil.TempDir(t, "acl")
defer os.RemoveAll(testDir)
a := agent.NewTestAgent(t, `
primary_datacenter = "dc1"
acl {
enabled = true
tokens {
master = "root"
}
}`)
defer a.Shutdown()
testrpc.WaitForLeader(t, a.RPC, "dc1")
client := a.Client()
t.Run("method is required", func(t *testing.T) {
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
}
code := cmd.Run(args)
require.Equal(t, code, 1, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "Missing required '-method' flag")
})
tokenSinkFile := filepath.Join(testDir, "test.token")
t.Run("token-sink-file is required", func(t *testing.T) {
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
}
code := cmd.Run(args)
require.Equal(t, code, 1, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "Missing required '-token-sink-file' flag")
})
t.Run("bearer-token-file is required", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
"-token-sink-file", tokenSinkFile,
}
code := cmd.Run(args)
require.Equal(t, code, 1, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "Missing required '-bearer-token-file' flag")
})
bearerTokenFile := filepath.Join(testDir, "bearer.token")
t.Run("bearer-token-file is empty", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
require.NoError(t, ioutil.WriteFile(bearerTokenFile, []byte(""), 0600))
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, code, 1, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "No bearer token found in")
})
require.NoError(t, ioutil.WriteFile(bearerTokenFile, []byte("demo-token"), 0600))
t.Run("try login with no method configured", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, code, 1, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "403 (ACL not found)")
})
testSessionID := testauth.StartSession()
defer testauth.ResetSession(testSessionID)
testauth.InstallSessionToken(
testSessionID,
"demo-token",
"default", "demo", "76091af4-4b56-11e9-ac4b-708b11801cbe",
)
{
_, _, err := client.ACL().AuthMethodCreate(
&api.ACLAuthMethod{
Name: "test",
Type: "testing",
Config: map[string]interface{}{
"SessionID": testSessionID,
},
},
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
}
t.Run("try login with method configured but no binding rules", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, 1, code, "err: %s", ui.ErrorWriter.String())
require.Contains(t, ui.ErrorWriter.String(), "403 (Permission denied)")
})
{
_, _, err := client.ACL().BindingRuleCreate(&api.ACLBindingRule{
AuthMethod: "test",
BindType: api.BindingRuleBindTypeService,
BindName: "${serviceaccount.name}",
Selector: "serviceaccount.namespace==default",
},
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
}
t.Run("try login with method configured and binding rules", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=test",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, 0, code, "err: %s", ui.ErrorWriter.String())
require.Empty(t, ui.ErrorWriter.String())
require.Empty(t, ui.OutputWriter.String())
raw, err := ioutil.ReadFile(tokenSinkFile)
require.NoError(t, err)
token := strings.TrimSpace(string(raw))
require.Len(t, token, 36, "must be a valid uid: %s", token)
})
}
func TestLoginCommand_k8s(t *testing.T) {
t.Parallel()
testDir := testutil.TempDir(t, "acl")
defer os.RemoveAll(testDir)
a := agent.NewTestAgent(t, `
primary_datacenter = "dc1"
acl {
enabled = true
tokens {
master = "root"
}
}`)
defer a.Shutdown()
testrpc.WaitForLeader(t, a.RPC, "dc1")
client := a.Client()
tokenSinkFile := filepath.Join(testDir, "test.token")
bearerTokenFile := filepath.Join(testDir, "bearer.token")
// the "B" jwt will be the one being reviewed
require.NoError(t, ioutil.WriteFile(bearerTokenFile, []byte(acl.TestKubernetesJWT_B), 0600))
// spin up a fake api server
testSrv := kubeauth.StartTestAPIServer(t)
defer testSrv.Stop()
testSrv.AuthorizeJWT(acl.TestKubernetesJWT_A)
testSrv.SetAllowedServiceAccount(
"default",
"demo",
"76091af4-4b56-11e9-ac4b-708b11801cbe",
"",
acl.TestKubernetesJWT_B,
)
{
_, _, err := client.ACL().AuthMethodCreate(
&api.ACLAuthMethod{
Name: "k8s",
Type: "kubernetes",
Config: map[string]interface{}{
"Host": testSrv.Addr(),
"CACert": testSrv.CACert(),
// the "A" jwt will be the one with token review privs
"ServiceAccountJWT": acl.TestKubernetesJWT_A,
},
},
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
}
{
_, _, err := client.ACL().BindingRuleCreate(&api.ACLBindingRule{
AuthMethod: "k8s",
BindType: api.BindingRuleBindTypeService,
BindName: "${serviceaccount.name}",
Selector: "serviceaccount.namespace==default",
},
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
}
t.Run("try login with method configured and binding rules", func(t *testing.T) {
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=k8s",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, 0, code, "err: %s", ui.ErrorWriter.String())
require.Empty(t, ui.ErrorWriter.String())
require.Empty(t, ui.OutputWriter.String())
raw, err := ioutil.ReadFile(tokenSinkFile)
require.NoError(t, err)
token := strings.TrimSpace(string(raw))
require.Len(t, token, 36, "must be a valid uid: %s", token)
})
}
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func TestLoginCommand_jwt(t *testing.T) {
t.Parallel()
testDir := testutil.TempDir(t, "acl")
defer os.RemoveAll(testDir)
a := agent.NewTestAgent(t, `
primary_datacenter = "dc1"
acl {
enabled = true
tokens {
master = "root"
}
}`)
defer a.Shutdown()
testrpc.WaitForLeader(t, a.RPC, "dc1")
client := a.Client()
tokenSinkFile := filepath.Join(testDir, "test.token")
bearerTokenFile := filepath.Join(testDir, "bearer.token")
// spin up a fake oidc server
oidcServer := startSSOTestServer(t)
pubKey, privKey := oidcServer.SigningKeys()
type mConfig = map[string]interface{}
cases := map[string]struct {
f func(config mConfig)
issuer string
expectErr string
}{
"success - jwt static keys": {func(config mConfig) {
config["BoundIssuer"] = "https://legit.issuer.internal/"
config["JWTValidationPubKeys"] = []string{pubKey}
},
"https://legit.issuer.internal/",
""},
"success - jwt jwks": {func(config mConfig) {
config["JWKSURL"] = oidcServer.Addr() + "/certs"
config["JWKSCACert"] = oidcServer.CACert()
},
"https://legit.issuer.internal/",
""},
"success - jwt oidc discovery": {func(config mConfig) {
config["OIDCDiscoveryURL"] = oidcServer.Addr()
config["OIDCDiscoveryCACert"] = oidcServer.CACert()
},
oidcServer.Addr(),
""},
}
for name, tc := range cases {
tc := tc
t.Run(name, func(t *testing.T) {
method := &api.ACLAuthMethod{
Name: "jwt",
Type: "jwt",
Config: map[string]interface{}{
"JWTSupportedAlgs": []string{"ES256"},
"ClaimMappings": map[string]string{
"first_name": "name",
"/org/primary": "primary_org",
},
"ListClaimMappings": map[string]string{
"https://consul.test/groups": "groups",
},
"BoundAudiences": []string{"https://consul.test"},
},
}
if tc.f != nil {
tc.f(method.Config)
}
_, _, err := client.ACL().AuthMethodCreate(
method,
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
_, _, err = client.ACL().BindingRuleCreate(&api.ACLBindingRule{
AuthMethod: "jwt",
BindType: api.BindingRuleBindTypeService,
BindName: "test--${value.name}--${value.primary_org}",
Selector: "value.name == jeff2 and value.primary_org == engineering and foo in list.groups",
},
&api.WriteOptions{Token: "root"},
)
require.NoError(t, err)
cl := jwt.Claims{
Subject: "r3qXcK2bix9eFECzsU3Sbmh0K16fatW6@clients",
Audience: jwt.Audience{"https://consul.test"},
Issuer: tc.issuer,
NotBefore: jwt.NewNumericDate(time.Now().Add(-5 * time.Second)),
Expiry: jwt.NewNumericDate(time.Now().Add(5 * time.Second)),
}
type orgs struct {
Primary string `json:"primary"`
}
privateCl := struct {
FirstName string `json:"first_name"`
Org orgs `json:"org"`
Groups []string `json:"https://consul.test/groups"`
}{
FirstName: "jeff2",
Org: orgs{"engineering"},
Groups: []string{"foo", "bar"},
}
// Drop a JWT on disk.
jwtData, err := oidcauthtest.SignJWT(privKey, cl, privateCl)
require.NoError(t, err)
require.NoError(t, ioutil.WriteFile(bearerTokenFile, []byte(jwtData), 0600))
defer os.Remove(tokenSinkFile)
ui := cli.NewMockUi()
cmd := New(ui)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-token=root",
"-method=jwt",
"-token-sink-file", tokenSinkFile,
"-bearer-token-file", bearerTokenFile,
}
code := cmd.Run(args)
require.Equal(t, 0, code, "err: %s", ui.ErrorWriter.String())
require.Empty(t, ui.ErrorWriter.String())
require.Empty(t, ui.OutputWriter.String())
raw, err := ioutil.ReadFile(tokenSinkFile)
require.NoError(t, err)
token := strings.TrimSpace(string(raw))
require.Len(t, token, 36, "must be a valid uid: %s", token)
})
}
}
func startSSOTestServer(t *testing.T) *oidcauthtest.Server {
ports := freeport.MustTake(1)
return oidcauthtest.Start(t, oidcauthtest.WithPort(
ports[0],
func() { freeport.Return(ports) },
))
}