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consul/agent/agent_endpoint_test.go

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package agent
import (
"bytes"
"crypto/tls"
"crypto/x509"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"reflect"
"strings"
"testing"
"time"
"github.com/hashicorp/consul/acl"
"github.com/hashicorp/consul/agent/checks"
"github.com/hashicorp/consul/agent/config"
"github.com/hashicorp/consul/agent/connect"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/logger"
"github.com/hashicorp/consul/testutil/retry"
"github.com/hashicorp/consul/types"
"github.com/hashicorp/serf/serf"
"github.com/mitchellh/copystructure"
"github.com/pascaldekloe/goe/verify"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func makeReadOnlyAgentACL(t *testing.T, srv *HTTPServer) string {
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `agent "" { policy = "read" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
return aclResp.ID
}
func TestAgent_Services(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
srv1 := &structs.NodeService{
ID: "mysql",
Service: "mysql",
Tags: []string{"master"},
Meta: map[string]string{
"foo": "bar",
},
Port: 5000,
}
require.NoError(t, a.State.AddService(srv1, ""))
// Add a managed proxy for that service
prxy1 := &structs.ConnectManagedProxy{
ExecMode: structs.ProxyExecModeScript,
Command: []string{"proxy.sh"},
Config: map[string]interface{}{
"bind_port": 1234,
"foo": "bar",
},
TargetServiceID: "mysql",
}
_, err := a.State.AddProxy(prxy1, "", "")
require.NoError(t, err)
req, _ := http.NewRequest("GET", "/v1/agent/services", nil)
obj, err := a.srv.AgentServices(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[string]*api.AgentService)
assert.Lenf(t, val, 1, "bad services: %v", obj)
assert.Equal(t, 5000, val["mysql"].Port)
assert.Equal(t, srv1.Meta, val["mysql"].Meta)
assert.NotNil(t, val["mysql"].Connect)
assert.NotNil(t, val["mysql"].Connect.Proxy)
assert.Equal(t, prxy1.ExecMode.String(), string(val["mysql"].Connect.Proxy.ExecMode))
assert.Equal(t, prxy1.Command, val["mysql"].Connect.Proxy.Command)
assert.Equal(t, prxy1.Config, val["mysql"].Connect.Proxy.Config)
}
// This tests that the agent services endpoint (/v1/agent/services) returns
// Connect proxies.
func TestAgent_Services_ExternalConnectProxy(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
srv1 := &structs.NodeService{
Kind: structs.ServiceKindConnectProxy,
ID: "db-proxy",
Service: "db-proxy",
Port: 5000,
ProxyDestination: "db",
}
a.State.AddService(srv1, "")
req, _ := http.NewRequest("GET", "/v1/agent/services", nil)
obj, err := a.srv.AgentServices(nil, req)
assert.Nil(err)
val := obj.(map[string]*api.AgentService)
assert.Len(val, 1)
actual := val["db-proxy"]
assert.Equal(api.ServiceKindConnectProxy, actual.Kind)
assert.Equal("db", actual.ProxyDestination)
}
func TestAgent_Services_ACLFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
srv1 := &structs.NodeService{
ID: "mysql",
Service: "mysql",
Tags: []string{"master"},
Port: 5000,
}
a.State.AddService(srv1, "")
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/services", nil)
obj, err := a.srv.AgentServices(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[string]*api.AgentService)
if len(val) != 0 {
t.Fatalf("bad: %v", obj)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/services?token=root", nil)
obj, err := a.srv.AgentServices(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[string]*api.AgentService)
if len(val) != 1 {
t.Fatalf("bad: %v", obj)
}
})
}
func TestAgent_Checks(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk1 := &structs.HealthCheck{
Node: a.Config.NodeName,
CheckID: "mysql",
Name: "mysql",
Status: api.HealthPassing,
}
a.State.AddCheck(chk1, "")
req, _ := http.NewRequest("GET", "/v1/agent/checks", nil)
obj, err := a.srv.AgentChecks(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[types.CheckID]*structs.HealthCheck)
if len(val) != 1 {
t.Fatalf("bad checks: %v", obj)
}
if val["mysql"].Status != api.HealthPassing {
t.Fatalf("bad check: %v", obj)
}
}
func TestAgent_Checks_ACLFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk1 := &structs.HealthCheck{
Node: a.Config.NodeName,
CheckID: "mysql",
Name: "mysql",
Status: api.HealthPassing,
}
a.State.AddCheck(chk1, "")
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/checks", nil)
obj, err := a.srv.AgentChecks(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[types.CheckID]*structs.HealthCheck)
if len(val) != 0 {
t.Fatalf("bad checks: %v", obj)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/checks?token=root", nil)
obj, err := a.srv.AgentChecks(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.(map[types.CheckID]*structs.HealthCheck)
if len(val) != 1 {
t.Fatalf("bad checks: %v", obj)
}
})
}
func TestAgent_Self(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), `
node_meta {
somekey = "somevalue"
}
`)
defer a.Shutdown()
req, _ := http.NewRequest("GET", "/v1/agent/self", nil)
obj, err := a.srv.AgentSelf(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
val := obj.(Self)
if int(val.Member.Port) != a.Config.SerfPortLAN {
t.Fatalf("incorrect port: %v", obj)
}
if val.DebugConfig["SerfPortLAN"].(int) != a.Config.SerfPortLAN {
t.Fatalf("incorrect port: %v", obj)
}
cs, err := a.GetLANCoordinate()
if err != nil {
t.Fatalf("err: %v", err)
}
if c := cs[a.config.SegmentName]; !reflect.DeepEqual(c, val.Coord) {
t.Fatalf("coordinates are not equal: %v != %v", c, val.Coord)
}
delete(val.Meta, structs.MetaSegmentKey) // Added later, not in config.
if !reflect.DeepEqual(a.config.NodeMeta, val.Meta) {
t.Fatalf("meta fields are not equal: %v != %v", a.config.NodeMeta, val.Meta)
}
}
func TestAgent_Self_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/self", nil)
if _, err := a.srv.AgentSelf(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("agent master token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/self?token=towel", nil)
if _, err := a.srv.AgentSelf(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a.srv)
req, _ := http.NewRequest("GET", fmt.Sprintf("/v1/agent/self?token=%s", ro), nil)
if _, err := a.srv.AgentSelf(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_Metrics_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/metrics", nil)
if _, err := a.srv.AgentMetrics(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("agent master token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/metrics?token=towel", nil)
if _, err := a.srv.AgentMetrics(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a.srv)
req, _ := http.NewRequest("GET", fmt.Sprintf("/v1/agent/metrics?token=%s", ro), nil)
if _, err := a.srv.AgentMetrics(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_Reload(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), `
acl_enforce_version_8 = false
services = [
{
name = "redis"
}
]
watches = [
{
datacenter = "dc1"
type = "key"
key = "test"
handler = "true"
}
]
`)
defer a.Shutdown()
if a.State.Service("redis") == nil {
t.Fatal("missing redis service")
}
cfg2 := TestConfig(config.Source{
Name: "reload",
Format: "hcl",
Data: `
data_dir = "` + a.Config.DataDir + `"
node_id = "` + string(a.Config.NodeID) + `"
node_name = "` + a.Config.NodeName + `"
acl_enforce_version_8 = false
services = [
{
name = "redis-reloaded"
}
]
`,
})
if err := a.ReloadConfig(cfg2); err != nil {
t.Fatalf("got error %v want nil", err)
}
if a.State.Service("redis-reloaded") == nil {
t.Fatal("missing redis-reloaded service")
}
for _, wp := range a.watchPlans {
if !wp.IsStopped() {
t.Fatalf("Reloading configs should stop watch plans of the previous configuration")
}
}
}
func TestAgent_Reload_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/reload", nil)
if _, err := a.srv.AgentReload(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a.srv)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/reload?token=%s", ro), nil)
if _, err := a.srv.AgentReload(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
// This proves we call the ACL function, and we've got the other reload
// test to prove we do the reload, which should be sufficient.
// The reload logic is a little complex to set up so isn't worth
// repeating again here.
}
func TestAgent_Members(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
req, _ := http.NewRequest("GET", "/v1/agent/members", nil)
obj, err := a.srv.AgentMembers(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.([]serf.Member)
if len(val) == 0 {
t.Fatalf("bad members: %v", obj)
}
if int(val[0].Port) != a.Config.SerfPortLAN {
t.Fatalf("not lan: %v", obj)
}
}
func TestAgent_Members_WAN(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
req, _ := http.NewRequest("GET", "/v1/agent/members?wan=true", nil)
obj, err := a.srv.AgentMembers(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.([]serf.Member)
if len(val) == 0 {
t.Fatalf("bad members: %v", obj)
}
if int(val[0].Port) != a.Config.SerfPortWAN {
t.Fatalf("not wan: %v", obj)
}
}
func TestAgent_Members_ACLFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/members", nil)
obj, err := a.srv.AgentMembers(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.([]serf.Member)
if len(val) != 0 {
t.Fatalf("bad members: %v", obj)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("GET", "/v1/agent/members?token=root", nil)
obj, err := a.srv.AgentMembers(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
val := obj.([]serf.Member)
if len(val) != 1 {
t.Fatalf("bad members: %v", obj)
}
})
}
func TestAgent_Join(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), "")
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), "")
defer a2.Shutdown()
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortLAN)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/join/%s", addr), nil)
obj, err := a1.srv.AgentJoin(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
if obj != nil {
t.Fatalf("Err: %v", obj)
}
if len(a1.LANMembers()) != 2 {
t.Fatalf("should have 2 members")
}
retry.Run(t, func(r *retry.R) {
if got, want := len(a2.LANMembers()), 2; got != want {
r.Fatalf("got %d LAN members want %d", got, want)
}
})
}
func TestAgent_Join_WAN(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), "")
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), "")
defer a2.Shutdown()
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortWAN)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/join/%s?wan=true", addr), nil)
obj, err := a1.srv.AgentJoin(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
if obj != nil {
t.Fatalf("Err: %v", obj)
}
if len(a1.WANMembers()) != 2 {
t.Fatalf("should have 2 members")
}
retry.Run(t, func(r *retry.R) {
if got, want := len(a2.WANMembers()), 2; got != want {
r.Fatalf("got %d WAN members want %d", got, want)
}
})
}
func TestAgent_Join_ACLDeny(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), TestACLConfig())
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), "")
defer a2.Shutdown()
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortLAN)
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/join/%s", addr), nil)
if _, err := a1.srv.AgentJoin(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("agent master token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/join/%s?token=towel", addr), nil)
_, err := a1.srv.AgentJoin(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a1.srv)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/join/%s?token=%s", addr, ro), nil)
if _, err := a1.srv.AgentJoin(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
}
type mockNotifier struct{ s string }
func (n *mockNotifier) Notify(state string) error {
n.s = state
return nil
}
func TestAgent_JoinLANNotify(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), "")
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), `
server = false
bootstrap = false
`)
defer a2.Shutdown()
notif := &mockNotifier{}
a1.joinLANNotifier = notif
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortLAN)
_, err := a1.JoinLAN([]string{addr})
if err != nil {
t.Fatalf("err: %v", err)
}
if got, want := notif.s, "READY=1"; got != want {
t.Fatalf("got joinLAN notification %q want %q", got, want)
}
}
func TestAgent_Leave(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), "")
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), `
server = false
bootstrap = false
`)
defer a2.Shutdown()
// Join first
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortLAN)
_, err := a1.JoinLAN([]string{addr})
if err != nil {
t.Fatalf("err: %v", err)
}
// Graceful leave now
req, _ := http.NewRequest("PUT", "/v1/agent/leave", nil)
obj, err := a2.srv.AgentLeave(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
if obj != nil {
t.Fatalf("Err: %v", obj)
}
retry.Run(t, func(r *retry.R) {
m := a1.LANMembers()
if got, want := m[1].Status, serf.StatusLeft; got != want {
r.Fatalf("got status %q want %q", got, want)
}
})
}
func TestAgent_Leave_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/leave", nil)
if _, err := a.srv.AgentLeave(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a.srv)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/leave?token=%s", ro), nil)
if _, err := a.srv.AgentLeave(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
// this sub-test will change the state so that there is no leader.
// it must therefore be the last one in this list.
t.Run("agent master token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/leave?token=towel", nil)
if _, err := a.srv.AgentLeave(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_ForceLeave(t *testing.T) {
t.Parallel()
a1 := NewTestAgent(t.Name(), "")
defer a1.Shutdown()
a2 := NewTestAgent(t.Name(), "")
// Join first
addr := fmt.Sprintf("127.0.0.1:%d", a2.Config.SerfPortLAN)
_, err := a1.JoinLAN([]string{addr})
if err != nil {
t.Fatalf("err: %v", err)
}
// this test probably needs work
a2.Shutdown()
// Force leave now
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/force-leave/%s", a2.Config.NodeName), nil)
obj, err := a1.srv.AgentForceLeave(nil, req)
if err != nil {
t.Fatalf("Err: %v", err)
}
if obj != nil {
t.Fatalf("Err: %v", obj)
}
retry.Run(t, func(r *retry.R) {
m := a1.LANMembers()
if got, want := m[1].Status, serf.StatusLeft; got != want {
r.Fatalf("got status %q want %q", got, want)
}
})
}
func TestAgent_ForceLeave_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/force-leave/nope", nil)
if _, err := a.srv.AgentForceLeave(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("agent master token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/force-leave/nope?token=towel", nil)
if _, err := a.srv.AgentForceLeave(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
t.Run("read-only token", func(t *testing.T) {
ro := makeReadOnlyAgentACL(t, a.srv)
req, _ := http.NewRequest("PUT", fmt.Sprintf("/v1/agent/force-leave/nope?token=%s", ro), nil)
if _, err := a.srv.AgentForceLeave(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_RegisterCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.CheckDefinition{
Name: "test",
TTL: 15 * time.Second,
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/register?token=abc123", jsonReader(args))
obj, err := a.srv.AgentRegisterCheck(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
checkID := types.CheckID("test")
if _, ok := a.State.Checks()[checkID]; !ok {
t.Fatalf("missing test check")
}
if _, ok := a.checkTTLs[checkID]; !ok {
t.Fatalf("missing test check ttl")
}
// Ensure the token was configured
if token := a.State.CheckToken(checkID); token == "" {
t.Fatalf("missing token")
}
// By default, checks start in critical state.
state := a.State.Checks()[checkID]
if state.Status != api.HealthCritical {
t.Fatalf("bad: %v", state)
}
}
// This verifies all the forms of the new args-style check that we need to
// support as a result of https://github.com/hashicorp/consul/issues/3587.
func TestAgent_RegisterCheck_Scripts(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), `
enable_script_checks = true
`)
defer a.Shutdown()
tests := []struct {
name string
check map[string]interface{}
}{
{
"== Consul 1.0.0",
map[string]interface{}{
"Name": "test",
"Interval": "2s",
"ScriptArgs": []string{"true"},
},
},
{
"> Consul 1.0.0 (fixup)",
map[string]interface{}{
"Name": "test",
"Interval": "2s",
"script_args": []string{"true"},
},
},
{
"> Consul 1.0.0",
map[string]interface{}{
"Name": "test",
"Interval": "2s",
"Args": []string{"true"},
},
},
}
for _, tt := range tests {
t.Run(tt.name+" as node check", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/register", jsonReader(tt.check))
resp := httptest.NewRecorder()
if _, err := a.srv.AgentRegisterCheck(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Code != http.StatusOK {
t.Fatalf("bad: %d", resp.Code)
}
})
t.Run(tt.name+" as top-level service check", func(t *testing.T) {
args := map[string]interface{}{
"Name": "a",
"Port": 1234,
"Check": tt.check,
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
resp := httptest.NewRecorder()
if _, err := a.srv.AgentRegisterService(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Code != http.StatusOK {
t.Fatalf("bad: %d", resp.Code)
}
})
t.Run(tt.name+" as slice-based service check", func(t *testing.T) {
args := map[string]interface{}{
"Name": "a",
"Port": 1234,
"Checks": []map[string]interface{}{tt.check},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
resp := httptest.NewRecorder()
if _, err := a.srv.AgentRegisterService(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Code != http.StatusOK {
t.Fatalf("bad: %d", resp.Code)
}
})
}
}
func TestAgent_RegisterCheck_Passing(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.CheckDefinition{
Name: "test",
TTL: 15 * time.Second,
Status: api.HealthPassing,
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/register", jsonReader(args))
obj, err := a.srv.AgentRegisterCheck(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
checkID := types.CheckID("test")
if _, ok := a.State.Checks()[checkID]; !ok {
t.Fatalf("missing test check")
}
if _, ok := a.checkTTLs[checkID]; !ok {
t.Fatalf("missing test check ttl")
}
state := a.State.Checks()[checkID]
if state.Status != api.HealthPassing {
t.Fatalf("bad: %v", state)
}
}
func TestAgent_RegisterCheck_BadStatus(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.CheckDefinition{
Name: "test",
TTL: 15 * time.Second,
Status: "fluffy",
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/register", jsonReader(args))
resp := httptest.NewRecorder()
if _, err := a.srv.AgentRegisterCheck(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Code != 400 {
t.Fatalf("accepted bad status")
}
}
func TestAgent_RegisterCheck_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
args := &structs.CheckDefinition{
Name: "test",
TTL: 15 * time.Second,
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/register", jsonReader(args))
if _, err := a.srv.AgentRegisterCheck(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/register?token=root", jsonReader(args))
if _, err := a.srv.AgentRegisterCheck(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_DeregisterCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
if err := a.AddCheck(chk, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/deregister/test", nil)
obj, err := a.srv.AgentDeregisterCheck(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
if _, ok := a.State.Checks()["test"]; ok {
t.Fatalf("have test check")
}
}
func TestAgent_DeregisterCheckACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
if err := a.AddCheck(chk, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/deregister/test", nil)
if _, err := a.srv.AgentDeregisterCheck(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/deregister/test?token=root", nil)
if _, err := a.srv.AgentDeregisterCheck(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_PassCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/pass/test", nil)
obj, err := a.srv.AgentCheckPass(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
state := a.State.Checks()["test"]
if state.Status != api.HealthPassing {
t.Fatalf("bad: %v", state)
}
}
func TestAgent_PassCheck_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/pass/test", nil)
if _, err := a.srv.AgentCheckPass(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/pass/test?token=root", nil)
if _, err := a.srv.AgentCheckPass(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_WarnCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/warn/test", nil)
obj, err := a.srv.AgentCheckWarn(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
state := a.State.Checks()["test"]
if state.Status != api.HealthWarning {
t.Fatalf("bad: %v", state)
}
}
func TestAgent_WarnCheck_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/warn/test", nil)
if _, err := a.srv.AgentCheckWarn(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/warn/test?token=root", nil)
if _, err := a.srv.AgentCheckWarn(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_FailCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/fail/test", nil)
obj, err := a.srv.AgentCheckFail(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
state := a.State.Checks()["test"]
if state.Status != api.HealthCritical {
t.Fatalf("bad: %v", state)
}
}
func TestAgent_FailCheck_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/fail/test", nil)
if _, err := a.srv.AgentCheckFail(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/fail/test?token=root", nil)
if _, err := a.srv.AgentCheckFail(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_UpdateCheck(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
cases := []checkUpdate{
checkUpdate{api.HealthPassing, "hello-passing"},
checkUpdate{api.HealthCritical, "hello-critical"},
checkUpdate{api.HealthWarning, "hello-warning"},
}
for _, c := range cases {
t.Run(c.Status, func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/check/update/test", jsonReader(c))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentCheckUpdate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
state := a.State.Checks()["test"]
if state.Status != c.Status || state.Output != c.Output {
t.Fatalf("bad: %v", state)
}
})
}
t.Run("log output limit", func(t *testing.T) {
args := checkUpdate{
Status: api.HealthPassing,
Output: strings.Repeat("-= bad -=", 5*checks.BufSize),
}
req, _ := http.NewRequest("PUT", "/v1/agent/check/update/test", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentCheckUpdate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
// Since we append some notes about truncating, we just do a
// rough check that the output buffer was cut down so this test
// isn't super brittle.
state := a.State.Checks()["test"]
if state.Status != api.HealthPassing || len(state.Output) > 2*checks.BufSize {
t.Fatalf("bad: %v", state)
}
})
t.Run("bogus status", func(t *testing.T) {
args := checkUpdate{Status: "itscomplicated"}
req, _ := http.NewRequest("PUT", "/v1/agent/check/update/test", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentCheckUpdate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
if resp.Code != 400 {
t.Fatalf("expected 400, got %d", resp.Code)
}
})
}
func TestAgent_UpdateCheck_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
chk := &structs.HealthCheck{Name: "test", CheckID: "test"}
chkType := &structs.CheckType{TTL: 15 * time.Second}
if err := a.AddCheck(chk, chkType, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
args := checkUpdate{api.HealthPassing, "hello-passing"}
req, _ := http.NewRequest("PUT", "/v1/agent/check/update/test", jsonReader(args))
if _, err := a.srv.AgentCheckUpdate(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
args := checkUpdate{api.HealthPassing, "hello-passing"}
req, _ := http.NewRequest("PUT", "/v1/agent/check/update/test?token=root", jsonReader(args))
if _, err := a.srv.AgentCheckUpdate(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_RegisterService(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ServiceDefinition{
Name: "test",
Meta: map[string]string{"hello": "world"},
Tags: []string{"master"},
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Checks: []*structs.CheckType{
&structs.CheckType{
TTL: 20 * time.Second,
},
&structs.CheckType{
TTL: 30 * time.Second,
},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
obj, err := a.srv.AgentRegisterService(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure the service
if _, ok := a.State.Services()["test"]; !ok {
t.Fatalf("missing test service")
}
if val := a.State.Service("test").Meta["hello"]; val != "world" {
t.Fatalf("Missing meta: %v", a.State.Service("test").Meta)
}
// Ensure we have a check mapping
checks := a.State.Checks()
if len(checks) != 3 {
t.Fatalf("bad: %v", checks)
}
if len(a.checkTTLs) != 3 {
t.Fatalf("missing test check ttls: %v", a.checkTTLs)
}
// Ensure the token was configured
if token := a.State.ServiceToken("test"); token == "" {
t.Fatalf("missing token")
}
}
func TestAgent_RegisterService_TranslateKeys(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
json := `{"name":"test", "port":8000, "enable_tag_override": true, "meta": {"some": "meta"}}`
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", strings.NewReader(json))
obj, err := a.srv.AgentRegisterService(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
svc := &structs.NodeService{
ID: "test",
Service: "test",
Meta: map[string]string{"some": "meta"},
Port: 8000,
EnableTagOverride: true,
}
if got, want := a.State.Service("test"), svc; !verify.Values(t, "", got, want) {
t.Fail()
}
}
func TestAgent_RegisterService_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
args := &structs.ServiceDefinition{
Name: "test",
Tags: []string{"master"},
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Checks: []*structs.CheckType{
&structs.CheckType{
TTL: 20 * time.Second,
},
&structs.CheckType{
TTL: 30 * time.Second,
},
},
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
if _, err := a.srv.AgentRegisterService(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(args))
if _, err := a.srv.AgentRegisterService(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_RegisterService_InvalidAddress(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
for _, addr := range []string{"0.0.0.0", "::", "[::]"} {
t.Run("addr "+addr, func(t *testing.T) {
args := &structs.ServiceDefinition{
Name: "test",
Address: addr,
Port: 8000,
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
if err != nil {
t.Fatalf("got error %v want nil", err)
}
if got, want := resp.Code, 400; got != want {
t.Fatalf("got code %d want %d", got, want)
}
if got, want := resp.Body.String(), "Invalid service address"; got != want {
t.Fatalf("got body %q want %q", got, want)
}
})
}
}
// This tests local agent service registration with a managed proxy.
func TestAgent_RegisterService_ManagedConnectProxy(t *testing.T) {
t.Parallel()
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), `
connect {
proxy {
allow_managed_api_registration = true
}
}
`)
defer a.Shutdown()
// Register a proxy. Note that the destination doesn't exist here on
// this agent or in the catalog at all. This is intended and part
// of the design.
args := &api.AgentServiceRegistration{
Name: "web",
Port: 8000,
Connect: &api.AgentServiceConnect{
Proxy: &api.AgentServiceConnectProxy{
ExecMode: "script",
Command: []string{"proxy.sh"},
Config: map[string]interface{}{
"foo": "bar",
},
},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentRegisterService(resp, req)
assert.NoError(err)
assert.Nil(obj)
require.Equal(200, resp.Code, "request failed with body: %s",
resp.Body.String())
// Ensure the target service
_, ok := a.State.Services()["web"]
assert.True(ok, "has service")
// Ensure the proxy service was registered
proxySvc, ok := a.State.Services()["web-proxy"]
require.True(ok, "has proxy service")
assert.Equal(structs.ServiceKindConnectProxy, proxySvc.Kind)
assert.Equal("web", proxySvc.ProxyDestination)
assert.NotEmpty(proxySvc.Port, "a port should have been assigned")
// Ensure proxy itself was registered
proxy := a.State.Proxy("web-proxy")
require.NotNil(proxy)
assert.Equal(structs.ProxyExecModeScript, proxy.Proxy.ExecMode)
assert.Equal([]string{"proxy.sh"}, proxy.Proxy.Command)
assert.Equal(args.Connect.Proxy.Config, proxy.Proxy.Config)
// Ensure the token was configured
assert.Equal("abc123", a.State.ServiceToken("web"))
assert.Equal("abc123", a.State.ServiceToken("web-proxy"))
}
// This tests local agent service registration with a managed proxy with
// API registration disabled (default).
func TestAgent_RegisterService_ManagedConnectProxy_Disabled(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), ``)
defer a.Shutdown()
// Register a proxy. Note that the destination doesn't exist here on
// this agent or in the catalog at all. This is intended and part
// of the design.
args := &api.AgentServiceRegistration{
Name: "web",
Port: 8000,
Connect: &api.AgentServiceConnect{
Proxy: &api.AgentServiceConnectProxy{
ExecMode: "script",
Command: []string{"proxy.sh"},
Config: map[string]interface{}{
"foo": "bar",
},
},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
assert.Error(err)
// Ensure the target service does not exist
_, ok := a.State.Services()["web"]
assert.False(ok, "does not has service")
}
// This tests local agent service registration of a unmanaged connect proxy.
// This verifies that it is put in the local state store properly for syncing
// later. Note that _managed_ connect proxies are registered as part of the
// target service's registration.
func TestAgent_RegisterService_UnmanagedConnectProxy(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Register a proxy. Note that the destination doesn't exist here on
// this agent or in the catalog at all. This is intended and part
// of the design.
args := &structs.ServiceDefinition{
Kind: structs.ServiceKindConnectProxy,
Name: "connect-proxy",
Port: 8000,
ProxyDestination: "db",
Check: structs.CheckType{
TTL: 15 * time.Second,
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentRegisterService(resp, req)
assert.Nil(err)
assert.Nil(obj)
// Ensure the service
svc, ok := a.State.Services()["connect-proxy"]
assert.True(ok, "has service")
assert.Equal(structs.ServiceKindConnectProxy, svc.Kind)
assert.Equal("db", svc.ProxyDestination)
// Ensure the token was configured
assert.Equal("abc123", a.State.ServiceToken("connect-proxy"))
}
// This tests that connect proxy validation is done for local agent
// registration. This doesn't need to test validation exhaustively since
// that is done via a table test in the structs package.
func TestAgent_RegisterService_UnmanagedConnectProxyInvalid(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ServiceDefinition{
Kind: structs.ServiceKindConnectProxy,
Name: "connect-proxy",
ProxyDestination: "db",
Check: structs.CheckType{
TTL: 15 * time.Second,
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=abc123", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentRegisterService(resp, req)
assert.Nil(err)
assert.Nil(obj)
assert.Equal(http.StatusBadRequest, resp.Code)
assert.Contains(resp.Body.String(), "Port")
// Ensure the service doesn't exist
_, ok := a.State.Services()["connect-proxy"]
assert.False(ok)
}
// Tests agent registration of a service that is connect native.
func TestAgent_RegisterService_ConnectNative(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Register a proxy. Note that the destination doesn't exist here on
// this agent or in the catalog at all. This is intended and part
// of the design.
args := &structs.ServiceDefinition{
Name: "web",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Native: true,
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.AgentRegisterService(resp, req)
assert.Nil(err)
assert.Nil(obj)
// Ensure the service
svc, ok := a.State.Services()["web"]
assert.True(ok, "has service")
assert.True(svc.Connect.Native)
}
func TestAgent_DeregisterService(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
service := &structs.NodeService{
ID: "test",
Service: "test",
}
if err := a.AddService(service, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/deregister/test", nil)
obj, err := a.srv.AgentDeregisterService(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
if obj != nil {
t.Fatalf("bad: %v", obj)
}
// Ensure we have a check mapping
if _, ok := a.State.Services()["test"]; ok {
t.Fatalf("have test service")
}
if _, ok := a.State.Checks()["test"]; ok {
t.Fatalf("have test check")
}
}
func TestAgent_DeregisterService_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
service := &structs.NodeService{
ID: "test",
Service: "test",
}
if err := a.AddService(service, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/deregister/test", nil)
if _, err := a.srv.AgentDeregisterService(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/deregister/test?token=root", nil)
if _, err := a.srv.AgentDeregisterService(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_DeregisterService_withManagedProxy(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), `
connect {
proxy {
allow_managed_api_registration = true
}
}
`)
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Get the proxy ID
require.Len(a.State.Proxies(), 1)
var proxyID string
for _, p := range a.State.Proxies() {
proxyID = p.Proxy.ProxyService.ID
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/deregister/test-id", nil)
obj, err := a.srv.AgentDeregisterService(nil, req)
require.NoError(err)
require.Nil(obj)
// Ensure we have no service, check, managed proxy, or proxy service
require.NotContains(a.State.Services(), "test-id")
require.NotContains(a.State.Checks(), "test-id")
require.NotContains(a.State.Services(), proxyID)
require.Len(a.State.Proxies(), 0)
}
// Test that we can't deregister a managed proxy service directly.
func TestAgent_DeregisterService_managedProxyDirect(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), `
connect {
proxy {
allow_managed_api_registration = true
}
}
`)
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Get the proxy ID
var proxyID string
for _, p := range a.State.Proxies() {
proxyID = p.Proxy.ProxyService.ID
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/deregister/"+proxyID, nil)
obj, err := a.srv.AgentDeregisterService(nil, req)
require.Error(err)
require.Nil(obj)
}
func TestAgent_ServiceMaintenance_BadRequest(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
t.Run("not enabled", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/test", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentServiceMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 400 {
t.Fatalf("expected 400, got %d", resp.Code)
}
})
t.Run("no service id", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/?enable=true", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentServiceMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 400 {
t.Fatalf("expected 400, got %d", resp.Code)
}
})
t.Run("bad service id", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/_nope_?enable=true", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentServiceMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 404 {
t.Fatalf("expected 404, got %d", resp.Code)
}
})
}
func TestAgent_ServiceMaintenance_Enable(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Register the service
service := &structs.NodeService{
ID: "test",
Service: "test",
}
if err := a.AddService(service, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
// Force the service into maintenance mode
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/test?enable=true&reason=broken&token=mytoken", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentServiceMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
// Ensure the maintenance check was registered
checkID := serviceMaintCheckID("test")
check, ok := a.State.Checks()[checkID]
if !ok {
t.Fatalf("should have registered maintenance check")
}
// Ensure the token was added
if token := a.State.CheckToken(checkID); token != "mytoken" {
t.Fatalf("expected 'mytoken', got '%s'", token)
}
// Ensure the reason was set in notes
if check.Notes != "broken" {
t.Fatalf("bad: %#v", check)
}
}
func TestAgent_ServiceMaintenance_Disable(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Register the service
service := &structs.NodeService{
ID: "test",
Service: "test",
}
if err := a.AddService(service, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
// Force the service into maintenance mode
if err := a.EnableServiceMaintenance("test", "", ""); err != nil {
t.Fatalf("err: %s", err)
}
// Leave maintenance mode
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/test?enable=false", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentServiceMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
// Ensure the maintenance check was removed
checkID := serviceMaintCheckID("test")
if _, ok := a.State.Checks()[checkID]; ok {
t.Fatalf("should have removed maintenance check")
}
}
func TestAgent_ServiceMaintenance_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
// Register the service.
service := &structs.NodeService{
ID: "test",
Service: "test",
}
if err := a.AddService(service, nil, false, ""); err != nil {
t.Fatalf("err: %v", err)
}
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/test?enable=true&reason=broken", nil)
if _, err := a.srv.AgentServiceMaintenance(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/service/maintenance/test?enable=true&reason=broken&token=root", nil)
if _, err := a.srv.AgentServiceMaintenance(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_NodeMaintenance_BadRequest(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Fails when no enable flag provided
req, _ := http.NewRequest("PUT", "/v1/agent/self/maintenance", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentNodeMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 400 {
t.Fatalf("expected 400, got %d", resp.Code)
}
}
func TestAgent_NodeMaintenance_Enable(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Force the node into maintenance mode
req, _ := http.NewRequest("PUT", "/v1/agent/self/maintenance?enable=true&reason=broken&token=mytoken", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentNodeMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
// Ensure the maintenance check was registered
check, ok := a.State.Checks()[structs.NodeMaint]
if !ok {
t.Fatalf("should have registered maintenance check")
}
// Check that the token was used
if token := a.State.CheckToken(structs.NodeMaint); token != "mytoken" {
t.Fatalf("expected 'mytoken', got '%s'", token)
}
// Ensure the reason was set in notes
if check.Notes != "broken" {
t.Fatalf("bad: %#v", check)
}
}
func TestAgent_NodeMaintenance_Disable(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Force the node into maintenance mode
a.EnableNodeMaintenance("", "")
// Leave maintenance mode
req, _ := http.NewRequest("PUT", "/v1/agent/self/maintenance?enable=false", nil)
resp := httptest.NewRecorder()
if _, err := a.srv.AgentNodeMaintenance(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
if resp.Code != 200 {
t.Fatalf("expected 200, got %d", resp.Code)
}
// Ensure the maintenance check was removed
if _, ok := a.State.Checks()[structs.NodeMaint]; ok {
t.Fatalf("should have removed maintenance check")
}
}
func TestAgent_NodeMaintenance_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
t.Run("no token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/self/maintenance?enable=true&reason=broken", nil)
if _, err := a.srv.AgentNodeMaintenance(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
})
t.Run("root token", func(t *testing.T) {
req, _ := http.NewRequest("PUT", "/v1/agent/self/maintenance?enable=true&reason=broken&token=root", nil)
if _, err := a.srv.AgentNodeMaintenance(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
})
}
func TestAgent_RegisterCheck_Service(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ServiceDefinition{
Name: "memcache",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
}
// First register the service
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
if _, err := a.srv.AgentRegisterService(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
// Now register an additional check
checkArgs := &structs.CheckDefinition{
Name: "memcache_check2",
ServiceID: "memcache",
TTL: 15 * time.Second,
}
req, _ = http.NewRequest("PUT", "/v1/agent/check/register", jsonReader(checkArgs))
if _, err := a.srv.AgentRegisterCheck(nil, req); err != nil {
t.Fatalf("err: %v", err)
}
// Ensure we have a check mapping
result := a.State.Checks()
if _, ok := result["service:memcache"]; !ok {
t.Fatalf("missing memcached check")
}
if _, ok := result["memcache_check2"]; !ok {
t.Fatalf("missing memcache_check2 check")
}
// Make sure the new check is associated with the service
if result["memcache_check2"].ServiceID != "memcache" {
t.Fatalf("bad: %#v", result["memcached_check2"])
}
}
func TestAgent_Monitor(t *testing.T) {
t.Parallel()
logWriter := logger.NewLogWriter(512)
a := &TestAgent{
Name: t.Name(),
LogWriter: logWriter,
LogOutput: io.MultiWriter(os.Stderr, logWriter),
}
a.Start()
defer a.Shutdown()
// Try passing an invalid log level
req, _ := http.NewRequest("GET", "/v1/agent/monitor?loglevel=invalid", nil)
resp := newClosableRecorder()
if _, err := a.srv.AgentMonitor(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if resp.Code != 400 {
t.Fatalf("bad: %v", resp.Code)
}
body, _ := ioutil.ReadAll(resp.Body)
if !strings.Contains(string(body), "Unknown log level") {
t.Fatalf("bad: %s", body)
}
// Try to stream logs until we see the expected log line
retry.Run(t, func(r *retry.R) {
req, _ = http.NewRequest("GET", "/v1/agent/monitor?loglevel=debug", nil)
resp = newClosableRecorder()
done := make(chan struct{})
go func() {
if _, err := a.srv.AgentMonitor(resp, req); err != nil {
t.Fatalf("err: %s", err)
}
close(done)
}()
resp.Close()
<-done
got := resp.Body.Bytes()
want := []byte("raft: Initial configuration (index=1)")
if !bytes.Contains(got, want) {
r.Fatalf("got %q and did not find %q", got, want)
}
})
}
type closableRecorder struct {
*httptest.ResponseRecorder
closer chan bool
}
func newClosableRecorder() *closableRecorder {
r := httptest.NewRecorder()
closer := make(chan bool)
return &closableRecorder{r, closer}
}
func (r *closableRecorder) Close() {
close(r.closer)
}
func (r *closableRecorder) CloseNotify() <-chan bool {
return r.closer
}
func TestAgent_Monitor_ACLDeny(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
// Try without a token.
req, _ := http.NewRequest("GET", "/v1/agent/monitor", nil)
if _, err := a.srv.AgentMonitor(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
// This proves we call the ACL function, and we've got the other monitor
// test to prove monitor works, which should be sufficient. The monitor
// logic is a little complex to set up so isn't worth repeating again
// here.
}
func TestAgent_Token(t *testing.T) {
t.Parallel()
// The behavior of this handler when ACLs are disabled is vetted over
// in TestACL_Disabled_Response since there's already good infra set
// up over there to test this, and it calls the common function.
a := NewTestAgent(t.Name(), TestACLConfig()+`
acl_token = ""
acl_agent_token = ""
acl_agent_master_token = ""
`)
defer a.Shutdown()
type tokens struct {
user, agent, master, repl string
}
resetTokens := func(got tokens) {
a.tokens.UpdateUserToken(got.user)
a.tokens.UpdateAgentToken(got.agent)
a.tokens.UpdateAgentMasterToken(got.master)
a.tokens.UpdateACLReplicationToken(got.repl)
}
body := func(token string) io.Reader {
return jsonReader(&api.AgentToken{Token: token})
}
badJSON := func() io.Reader {
return jsonReader(false)
}
tests := []struct {
name string
method, url string
body io.Reader
code int
got, want tokens
}{
{
name: "bad token name",
method: "PUT",
url: "nope?token=root",
body: body("X"),
code: http.StatusNotFound,
},
{
name: "bad JSON",
method: "PUT",
url: "acl_token?token=root",
body: badJSON(),
code: http.StatusBadRequest,
},
{
name: "set user",
method: "PUT",
url: "acl_token?token=root",
body: body("U"),
code: http.StatusOK,
want: tokens{user: "U", agent: "U"},
},
{
name: "set agent",
method: "PUT",
url: "acl_agent_token?token=root",
body: body("A"),
code: http.StatusOK,
got: tokens{user: "U", agent: "U"},
want: tokens{user: "U", agent: "A"},
},
{
name: "set master",
method: "PUT",
url: "acl_agent_master_token?token=root",
body: body("M"),
code: http.StatusOK,
want: tokens{master: "M"},
},
{
name: "set repl",
method: "PUT",
url: "acl_replication_token?token=root",
body: body("R"),
code: http.StatusOK,
want: tokens{repl: "R"},
},
{
name: "clear user",
method: "PUT",
url: "acl_token?token=root",
body: body(""),
code: http.StatusOK,
got: tokens{user: "U"},
},
{
name: "clear agent",
method: "PUT",
url: "acl_agent_token?token=root",
body: body(""),
code: http.StatusOK,
got: tokens{agent: "A"},
},
{
name: "clear master",
method: "PUT",
url: "acl_agent_master_token?token=root",
body: body(""),
code: http.StatusOK,
got: tokens{master: "M"},
},
{
name: "clear repl",
method: "PUT",
url: "acl_replication_token?token=root",
body: body(""),
code: http.StatusOK,
got: tokens{repl: "R"},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
resetTokens(tt.got)
url := fmt.Sprintf("/v1/agent/token/%s", tt.url)
resp := httptest.NewRecorder()
req, _ := http.NewRequest(tt.method, url, tt.body)
if _, err := a.srv.AgentToken(resp, req); err != nil {
t.Fatalf("err: %v", err)
}
if got, want := resp.Code, tt.code; got != want {
t.Fatalf("got %d want %d", got, want)
}
if got, want := a.tokens.UserToken(), tt.want.user; got != want {
t.Fatalf("got %q want %q", got, want)
}
if got, want := a.tokens.AgentToken(), tt.want.agent; got != want {
t.Fatalf("got %q want %q", got, want)
}
if tt.want.master != "" && !a.tokens.IsAgentMasterToken(tt.want.master) {
t.Fatalf("%q should be the master token", tt.want.master)
}
if got, want := a.tokens.ACLReplicationToken(), tt.want.repl; got != want {
t.Fatalf("got %q want %q", got, want)
}
})
}
// This one returns an error that is interpreted by the HTTP wrapper, so
// doesn't fit into our table above.
t.Run("permission denied", func(t *testing.T) {
resetTokens(tokens{})
req, _ := http.NewRequest("PUT", "/v1/agent/token/acl_token", body("X"))
if _, err := a.srv.AgentToken(nil, req); !acl.IsErrPermissionDenied(err) {
t.Fatalf("err: %v", err)
}
if got, want := a.tokens.UserToken(), ""; got != want {
t.Fatalf("got %q want %q", got, want)
}
})
}
func TestAgentConnectCARoots_empty(t *testing.T) {
t.Parallel()
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), "connect { enabled = false }")
defer a.Shutdown()
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/roots", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCARoots(resp, req)
require.NoError(err)
value := obj.(structs.IndexedCARoots)
assert.Equal(value.ActiveRootID, "")
assert.Len(value.Roots, 0)
}
func TestAgentConnectCARoots_list(t *testing.T) {
t.Parallel()
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// Set some CAs. Note that NewTestAgent already bootstraps one CA so this just
// adds a second and makes it active.
ca2 := connect.TestCAConfigSet(t, a, nil)
// List
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/roots", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCARoots(resp, req)
require.NoError(err)
value := obj.(structs.IndexedCARoots)
assert.Equal(value.ActiveRootID, ca2.ID)
// Would like to assert that it's the same as the TestAgent domain but the
// only way to access that state via this package is by RPC to the server
// implementation running in TestAgent which is more or less a tautology.
assert.NotEmpty(value.TrustDomain)
assert.Len(value.Roots, 2)
// We should never have the secret information
for _, r := range value.Roots {
assert.Equal("", r.SigningCert)
assert.Equal("", r.SigningKey)
}
assert.Equal("MISS", resp.Header().Get("X-Cache"))
// Test caching
{
// List it again
resp2 := httptest.NewRecorder()
obj2, err := a.srv.AgentConnectCARoots(resp2, req)
require.NoError(err)
assert.Equal(obj, obj2)
// Should cache hit this time and not make request
assert.Equal("HIT", resp2.Header().Get("X-Cache"))
}
// Test that caching is updated in the background
{
// Set a new CA
ca := connect.TestCAConfigSet(t, a, nil)
retry.Run(t, func(r *retry.R) {
// List it again
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCARoots(resp, req)
r.Check(err)
value := obj.(structs.IndexedCARoots)
if ca.ID != value.ActiveRootID {
r.Fatalf("%s != %s", ca.ID, value.ActiveRootID)
}
// There are now 3 CAs because we didn't complete rotation on the original
// 2
if len(value.Roots) != 3 {
r.Fatalf("bad len: %d", len(value.Roots))
}
// Should be a cache hit! The data should've updated in the cache
// in the background so this should've been fetched directly from
// the cache.
if resp.Header().Get("X-Cache") != "HIT" {
r.Fatalf("should be a cache hit")
}
})
}
}
func TestAgentConnectCALeafCert_aclDefaultDeny(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test", nil)
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectCALeafCert(resp, req)
require.Error(err)
require.True(acl.IsErrPermissionDenied(err))
}
func TestAgentConnectCALeafCert_aclProxyToken(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Get the proxy token from the agent directly, since there is no API.
proxy := a.State.Proxy("test-id-proxy")
require.NotNil(proxy)
token := proxy.ProxyToken
require.NotEmpty(token)
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test?token="+token, nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
// Get the issued cert
_, ok := obj.(*structs.IssuedCert)
require.True(ok)
}
func TestAgentConnectCALeafCert_aclProxyTokenOther(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Register another service
{
reg := &structs.ServiceDefinition{
ID: "wrong-id",
Name: "wrong",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Get the proxy token from the agent directly, since there is no API.
proxy := a.State.Proxy("wrong-id-proxy")
require.NotNil(proxy)
token := proxy.ProxyToken
require.NotEmpty(token)
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test?token="+token, nil)
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectCALeafCert(resp, req)
require.Error(err)
require.True(acl.IsErrPermissionDenied(err))
}
func TestAgentConnectCALeafCert_aclServiceWrite(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Create an ACL with service:write for our service
var token string
{
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `service "test" { policy = "write" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
token = aclResp.ID
}
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test?token="+token, nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
// Get the issued cert
_, ok := obj.(*structs.IssuedCert)
require.True(ok)
}
func TestAgentConnectCALeafCert_aclServiceReadDeny(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Create an ACL with service:read for our service
var token string
{
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `service "test" { policy = "read" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
token = aclResp.ID
}
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test?token="+token, nil)
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectCALeafCert(resp, req)
require.Error(err)
require.True(acl.IsErrPermissionDenied(err))
}
func TestAgentConnectCALeafCert_good(t *testing.T) {
t.Parallel()
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// CA already setup by default by NewTestAgent but force a new one so we can
// verify it was signed easily.
ca1 := connect.TestCAConfigSet(t, a, nil)
{
// Register a local service
args := &structs.ServiceDefinition{
ID: "foo",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
if !assert.Equal(200, resp.Code) {
t.Log("Body: ", resp.Body.String())
}
}
// List
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
require.Equal("MISS", resp.Header().Get("X-Cache"))
// Get the issued cert
issued, ok := obj.(*structs.IssuedCert)
assert.True(ok)
// Verify that the cert is signed by the CA
requireLeafValidUnderCA(t, issued, ca1)
// Verify blocking index
assert.True(issued.ModifyIndex > 0)
assert.Equal(fmt.Sprintf("%d", issued.ModifyIndex),
resp.Header().Get("X-Consul-Index"))
// Test caching
{
// Fetch it again
resp := httptest.NewRecorder()
obj2, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
require.Equal(obj, obj2)
// Should cache hit this time and not make request
require.Equal("HIT", resp.Header().Get("X-Cache"))
}
// Test that caching is updated in the background
{
// Set a new CA
ca := connect.TestCAConfigSet(t, a, nil)
retry.Run(t, func(r *retry.R) {
resp := httptest.NewRecorder()
// Try and sign again (note no index/wait arg since cache should update in
// background even if we aren't actively blocking)
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
r.Check(err)
issued2 := obj.(*structs.IssuedCert)
if issued.CertPEM == issued2.CertPEM {
r.Fatalf("leaf has not updated")
}
// Got a new leaf. Sanity check it's a whole new key as well as differnt
// cert.
if issued.PrivateKeyPEM == issued2.PrivateKeyPEM {
r.Fatalf("new leaf has same private key as before")
}
// Verify that the cert is signed by the new CA
requireLeafValidUnderCA(t, issued2, ca)
// Should be a cache hit! The data should've updated in the cache
// in the background so this should've been fetched directly from
// the cache.
if resp.Header().Get("X-Cache") != "HIT" {
r.Fatalf("should be a cache hit")
}
})
}
}
// Test we can request a leaf cert for a service we have permission for
// but is not local to this agent.
func TestAgentConnectCALeafCert_goodNotLocal(t *testing.T) {
t.Parallel()
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
// CA already setup by default by NewTestAgent but force a new one so we can
// verify it was signed easily.
ca1 := connect.TestCAConfigSet(t, a, nil)
{
// Register a non-local service (central catalog)
args := &structs.RegisterRequest{
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "test",
Address: "127.0.0.1",
Port: 8080,
},
}
req, _ := http.NewRequest("PUT", "/v1/catalog/register", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.CatalogRegister(resp, req)
require.NoError(err)
if !assert.Equal(200, resp.Code) {
t.Log("Body: ", resp.Body.String())
}
}
// List
req, _ := http.NewRequest("GET", "/v1/agent/connect/ca/leaf/test", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
require.Equal("MISS", resp.Header().Get("X-Cache"))
// Get the issued cert
issued, ok := obj.(*structs.IssuedCert)
assert.True(ok)
// Verify that the cert is signed by the CA
requireLeafValidUnderCA(t, issued, ca1)
// Verify blocking index
assert.True(issued.ModifyIndex > 0)
assert.Equal(fmt.Sprintf("%d", issued.ModifyIndex),
resp.Header().Get("X-Consul-Index"))
// Test caching
{
// Fetch it again
resp := httptest.NewRecorder()
obj2, err := a.srv.AgentConnectCALeafCert(resp, req)
require.NoError(err)
require.Equal(obj, obj2)
// Should cache hit this time and not make request
require.Equal("HIT", resp.Header().Get("X-Cache"))
}
// Test that caching is updated in the background
{
// Set a new CA
ca := connect.TestCAConfigSet(t, a, nil)
retry.Run(t, func(r *retry.R) {
resp := httptest.NewRecorder()
// Try and sign again (note no index/wait arg since cache should update in
// background even if we aren't actively blocking)
obj, err := a.srv.AgentConnectCALeafCert(resp, req)
r.Check(err)
issued2 := obj.(*structs.IssuedCert)
if issued.CertPEM == issued2.CertPEM {
r.Fatalf("leaf has not updated")
}
// Got a new leaf. Sanity check it's a whole new key as well as different
// cert.
if issued.PrivateKeyPEM == issued2.PrivateKeyPEM {
r.Fatalf("new leaf has same private key as before")
}
// Verify that the cert is signed by the new CA
requireLeafValidUnderCA(t, issued2, ca)
// Should be a cache hit! The data should've updated in the cache
// in the background so this should've been fetched directly from
// the cache.
if resp.Header().Get("X-Cache") != "HIT" {
r.Fatalf("should be a cache hit")
}
})
}
}
func requireLeafValidUnderCA(t *testing.T, issued *structs.IssuedCert,
ca *structs.CARoot) {
roots := x509.NewCertPool()
require.True(t, roots.AppendCertsFromPEM([]byte(ca.RootCert)))
leaf, err := connect.ParseCert(issued.CertPEM)
require.NoError(t, err)
_, err = leaf.Verify(x509.VerifyOptions{
Roots: roots,
})
require.NoError(t, err)
// Verify the private key matches. tls.LoadX509Keypair does this for us!
_, err = tls.X509KeyPair([]byte(issued.CertPEM), []byte(issued.PrivateKeyPEM))
require.NoError(t, err)
}
func TestAgentConnectProxyConfig_Blocking(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), testAllowProxyConfig())
defer a.Shutdown()
// Define a local service with a managed proxy. It's registered in the test
// loop to make sure agent state is predictable whatever order tests execute
// since some alter this service config.
reg := &structs.ServiceDefinition{
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{
Command: []string{"tubes.sh"},
Config: map[string]interface{}{
"bind_port": 1234,
"connect_timeout_ms": 500,
"upstreams": []map[string]interface{}{
{
"destination_name": "db",
"local_port": 3131,
},
},
},
},
},
}
expectedResponse := &api.ConnectProxyConfig{
ProxyServiceID: "test-proxy",
TargetServiceID: "test",
TargetServiceName: "test",
ContentHash: "4662e51e78609569",
ExecMode: "daemon",
Command: []string{"tubes.sh"},
Config: map[string]interface{}{
"upstreams": []interface{}{
map[string]interface{}{
"destination_name": "db",
"local_port": float64(3131),
},
},
"bind_address": "127.0.0.1",
"local_service_address": "127.0.0.1:8000",
"bind_port": float64(1234),
"connect_timeout_ms": float64(500),
"telemetry": makeTelemetryDefaults("test"),
},
}
ur, err := copystructure.Copy(expectedResponse)
require.NoError(t, err)
updatedResponse := ur.(*api.ConnectProxyConfig)
updatedResponse.ContentHash = "29d7e419862bc848"
upstreams := updatedResponse.Config["upstreams"].([]interface{})
upstreams = append(upstreams,
map[string]interface{}{
"destination_name": "cache",
"local_port": float64(4242),
})
updatedResponse.Config["upstreams"] = upstreams
tests := []struct {
name string
url string
updateFunc func()
wantWait time.Duration
wantCode int
wantErr bool
wantResp *api.ConnectProxyConfig
}{
{
name: "simple fetch",
url: "/v1/agent/connect/proxy/test-proxy",
wantCode: 200,
wantErr: false,
wantResp: expectedResponse,
},
{
name: "blocking fetch timeout, no change",
url: "/v1/agent/connect/proxy/test-proxy?hash=" + expectedResponse.ContentHash + "&wait=100ms",
wantWait: 100 * time.Millisecond,
wantCode: 200,
wantErr: false,
wantResp: expectedResponse,
},
{
name: "blocking fetch old hash should return immediately",
url: "/v1/agent/connect/proxy/test-proxy?hash=123456789abcd&wait=10m",
wantCode: 200,
wantErr: false,
wantResp: expectedResponse,
},
{
name: "blocking fetch returns change",
url: "/v1/agent/connect/proxy/test-proxy?hash=" + expectedResponse.ContentHash,
updateFunc: func() {
time.Sleep(100 * time.Millisecond)
// Re-register with new proxy config
r2, err := copystructure.Copy(reg)
require.NoError(t, err)
reg2 := r2.(*structs.ServiceDefinition)
reg2.Connect.Proxy.Config = updatedResponse.Config
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(r2))
resp := httptest.NewRecorder()
_, err = a.srv.AgentRegisterService(resp, req)
require.NoError(t, err)
require.Equal(t, 200, resp.Code, "body: %s", resp.Body.String())
},
wantWait: 100 * time.Millisecond,
wantCode: 200,
wantErr: false,
wantResp: updatedResponse,
},
{
// This test exercises a case that caused a busy loop to eat CPU for the
// entire duration of the blocking query. If a service gets re-registered
// wth same proxy config then the old proxy config chan is closed causing
// blocked watchset.Watch to return false indicating a change. But since
// the hash is the same when the blocking fn is re-called we should just
// keep blocking on the next iteration. The bug hit was that the WatchSet
// ws was not being reset in the loop and so when you try to `Watch` it
// the second time it just returns immediately making the blocking loop
// into a busy-poll!
//
// This test though doesn't catch that because busy poll still has the
// correct external behaviour. I don't want to instrument the loop to
// assert it's not executing too fast here as I can't think of a clean way
// and the issue is fixed now so this test doesn't actually catch the
// error, but does provide an easy way to verify the behaviour by hand:
// 1. Make this test fail e.g. change wantErr to true
// 2. Add a log.Println or similar into the blocking loop/function
// 3. See whether it's called just once or many times in a tight loop.
name: "blocking fetch interrupted with no change (same hash)",
url: "/v1/agent/connect/proxy/test-proxy?wait=200ms&hash=" + expectedResponse.ContentHash,
updateFunc: func() {
time.Sleep(100 * time.Millisecond)
// Re-register with _same_ proxy config
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(reg))
resp := httptest.NewRecorder()
_, err = a.srv.AgentRegisterService(resp, req)
require.NoError(t, err)
require.Equal(t, 200, resp.Code, "body: %s", resp.Body.String())
},
wantWait: 200 * time.Millisecond,
wantCode: 200,
wantErr: false,
wantResp: expectedResponse,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
// Register the basic service to ensure it's in a known state to start.
{
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
req, _ := http.NewRequest("GET", tt.url, nil)
resp := httptest.NewRecorder()
if tt.updateFunc != nil {
go tt.updateFunc()
}
start := time.Now()
obj, err := a.srv.AgentConnectProxyConfig(resp, req)
elapsed := time.Now().Sub(start)
if tt.wantErr {
require.Error(err)
} else {
require.NoError(err)
}
if tt.wantCode != 0 {
require.Equal(tt.wantCode, resp.Code, "body: %s", resp.Body.String())
}
if tt.wantWait != 0 {
assert.True(elapsed >= tt.wantWait, "should have waited at least %s, "+
"took %s", tt.wantWait, elapsed)
} else {
assert.True(elapsed < 10*time.Millisecond, "should not have waited, "+
"took %s", elapsed)
}
assert.Equal(tt.wantResp, obj)
assert.Equal(tt.wantResp.ContentHash, resp.Header().Get("X-Consul-ContentHash"))
})
}
}
func TestAgentConnectProxyConfig_aclDefaultDeny(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
req, _ := http.NewRequest("GET", "/v1/agent/connect/proxy/test-id-proxy", nil)
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectProxyConfig(resp, req)
require.True(acl.IsErrPermissionDenied(err))
}
func TestAgentConnectProxyConfig_aclProxyToken(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Get the proxy token from the agent directly, since there is no API
// to expose this.
proxy := a.State.Proxy("test-id-proxy")
require.NotNil(proxy)
token := proxy.ProxyToken
require.NotEmpty(token)
req, _ := http.NewRequest(
"GET", "/v1/agent/connect/proxy/test-id-proxy?token="+token, nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectProxyConfig(resp, req)
require.NoError(err)
proxyCfg := obj.(*api.ConnectProxyConfig)
require.Equal("test-id-proxy", proxyCfg.ProxyServiceID)
require.Equal("test-id", proxyCfg.TargetServiceID)
require.Equal("test", proxyCfg.TargetServiceName)
}
func TestAgentConnectProxyConfig_aclServiceWrite(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Create an ACL with service:write for our service
var token string
{
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `service "test" { policy = "write" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
token = aclResp.ID
}
req, _ := http.NewRequest(
"GET", "/v1/agent/connect/proxy/test-id-proxy?token="+token, nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectProxyConfig(resp, req)
require.NoError(err)
proxyCfg := obj.(*api.ConnectProxyConfig)
require.Equal("test-id-proxy", proxyCfg.ProxyServiceID)
require.Equal("test-id", proxyCfg.TargetServiceID)
require.Equal("test", proxyCfg.TargetServiceName)
}
func TestAgentConnectProxyConfig_aclServiceReadDeny(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), TestACLConfig()+testAllowProxyConfig())
defer a.Shutdown()
// Register a service with a managed proxy
{
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{
Proxy: &structs.ServiceDefinitionConnectProxy{},
},
}
req, _ := http.NewRequest("PUT", "/v1/agent/service/register?token=root", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
// Create an ACL with service:read for our service
var token string
{
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `service "test" { policy = "read" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
token = aclResp.ID
}
req, _ := http.NewRequest(
"GET", "/v1/agent/connect/proxy/test-id-proxy?token="+token, nil)
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectProxyConfig(resp, req)
require.True(acl.IsErrPermissionDenied(err))
}
func makeTelemetryDefaults(targetID string) map[string]interface{} {
return map[string]interface{}{
"FilterDefault": true,
"MetricsPrefix": "consul.proxy." + targetID,
}
}
func TestAgentConnectProxyConfig_ConfigHandling(t *testing.T) {
t.Parallel()
// Get the default command to compare below
defaultCommand, err := defaultProxyCommand()
require.NoError(t, err)
// Define a local service with a managed proxy. It's registered in the test
// loop to make sure agent state is predictable whatever order tests execute
// since some alter this service config.
reg := &structs.ServiceDefinition{
ID: "test-id",
Name: "test",
Address: "127.0.0.1",
Port: 8000,
Check: structs.CheckType{
TTL: 15 * time.Second,
},
Connect: &structs.ServiceConnect{},
}
tests := []struct {
name string
globalConfig string
proxy structs.ServiceDefinitionConnectProxy
wantMode api.ProxyExecMode
wantCommand []string
wantConfig map[string]interface{}
}{
{
name: "defaults",
globalConfig: `
bind_addr = "0.0.0.0"
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
}
ports {
proxy_min_port = 10000
proxy_max_port = 10000
}
`,
proxy: structs.ServiceDefinitionConnectProxy{},
wantMode: api.ProxyExecModeDaemon,
wantCommand: defaultCommand,
wantConfig: map[string]interface{}{
"bind_address": "0.0.0.0",
"bind_port": 10000, // "randomly" chosen from our range of 1
"local_service_address": "127.0.0.1:8000", // port from service reg
"telemetry": makeTelemetryDefaults(reg.ID),
},
},
{
name: "global defaults - script",
globalConfig: `
bind_addr = "0.0.0.0"
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
proxy_defaults = {
exec_mode = "script"
script_command = ["script.sh"]
}
}
ports {
proxy_min_port = 10000
proxy_max_port = 10000
}
`,
proxy: structs.ServiceDefinitionConnectProxy{},
wantMode: api.ProxyExecModeScript,
wantCommand: []string{"script.sh"},
wantConfig: map[string]interface{}{
"bind_address": "0.0.0.0",
"bind_port": 10000, // "randomly" chosen from our range of 1
"local_service_address": "127.0.0.1:8000", // port from service reg
"telemetry": makeTelemetryDefaults(reg.ID),
},
},
{
name: "global defaults - daemon",
globalConfig: `
bind_addr = "0.0.0.0"
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
proxy_defaults = {
exec_mode = "daemon"
daemon_command = ["daemon.sh"]
}
}
ports {
proxy_min_port = 10000
proxy_max_port = 10000
}
`,
proxy: structs.ServiceDefinitionConnectProxy{},
wantMode: api.ProxyExecModeDaemon,
wantCommand: []string{"daemon.sh"},
wantConfig: map[string]interface{}{
"bind_address": "0.0.0.0",
"bind_port": 10000, // "randomly" chosen from our range of 1
"local_service_address": "127.0.0.1:8000", // port from service reg
"telemetry": makeTelemetryDefaults(reg.ID),
},
},
{
name: "global default config merge",
globalConfig: `
bind_addr = "0.0.0.0"
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
proxy_defaults = {
config = {
connect_timeout_ms = 1000
}
}
}
ports {
proxy_min_port = 10000
proxy_max_port = 10000
}
`,
proxy: structs.ServiceDefinitionConnectProxy{
Config: map[string]interface{}{
"foo": "bar",
},
},
wantMode: api.ProxyExecModeDaemon,
wantCommand: defaultCommand,
wantConfig: map[string]interface{}{
"bind_address": "0.0.0.0",
"bind_port": 10000, // "randomly" chosen from our range of 1
"local_service_address": "127.0.0.1:8000", // port from service reg
"connect_timeout_ms": 1000,
"foo": "bar",
"telemetry": makeTelemetryDefaults(reg.ID),
},
},
{
name: "overrides in reg",
globalConfig: `
bind_addr = "0.0.0.0"
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
proxy_defaults = {
exec_mode = "daemon"
daemon_command = ["daemon.sh"]
script_command = ["script.sh"]
config = {
connect_timeout_ms = 1000
}
}
}
ports {
proxy_min_port = 10000
proxy_max_port = 10000
}
`,
proxy: structs.ServiceDefinitionConnectProxy{
ExecMode: "script",
Command: []string{"foo.sh"},
Config: map[string]interface{}{
"connect_timeout_ms": 2000,
"bind_address": "127.0.0.1",
"bind_port": 1024,
"local_service_address": "127.0.0.1:9191",
},
},
wantMode: api.ProxyExecModeScript,
wantCommand: []string{"foo.sh"},
wantConfig: map[string]interface{}{
"bind_address": "127.0.0.1",
"bind_port": float64(1024),
"local_service_address": "127.0.0.1:9191",
"connect_timeout_ms": float64(2000),
"telemetry": makeTelemetryDefaults(reg.ID),
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
a := NewTestAgent(t.Name(), tt.globalConfig)
defer a.Shutdown()
// Register the basic service with the required config
{
reg.Connect.Proxy = &tt.proxy
req, _ := http.NewRequest("PUT", "/v1/agent/service/register", jsonReader(reg))
resp := httptest.NewRecorder()
_, err := a.srv.AgentRegisterService(resp, req)
require.NoError(err)
require.Equal(200, resp.Code, "body: %s", resp.Body.String())
}
req, _ := http.NewRequest("GET", "/v1/agent/connect/proxy/test-id-proxy", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.AgentConnectProxyConfig(resp, req)
require.NoError(err)
proxyCfg := obj.(*api.ConnectProxyConfig)
assert.Equal("test-id-proxy", proxyCfg.ProxyServiceID)
assert.Equal("test-id", proxyCfg.TargetServiceID)
assert.Equal("test", proxyCfg.TargetServiceName)
assert.Equal(tt.wantMode, proxyCfg.ExecMode)
assert.Equal(tt.wantCommand, proxyCfg.Command)
require.Equal(tt.wantConfig, proxyCfg.Config)
})
}
}
func TestAgentConnectAuthorize_badBody(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := []string{}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(400, resp.Code)
assert.Contains(resp.Body.String(), "decode")
}
func TestAgentConnectAuthorize_noTarget(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ConnectAuthorizeRequest{}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(400, resp.Code)
assert.Contains(resp.Body.String(), "Target service")
}
// Client ID is not in the valid URI format
func TestAgentConnectAuthorize_idInvalidFormat(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ConnectAuthorizeRequest{
Target: "web",
ClientCertURI: "tubes",
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "Invalid client")
}
// Client ID is a valid URI but its not a service URI
func TestAgentConnectAuthorize_idNotService(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
args := &structs.ConnectAuthorizeRequest{
Target: "web",
ClientCertURI: "spiffe://1234.consul",
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "must be a valid")
}
// Test when there is an intention allowing the connection
func TestAgentConnectAuthorize_allow(t *testing.T) {
t.Parallel()
require := require.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
target := "db"
// Create some intentions
var ixnId string
{
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpCreate,
Intention: structs.TestIntention(t),
}
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "web"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionAllow
require.Nil(a.RPC("Intention.Apply", &req, &ixnId))
}
args := &structs.ConnectAuthorizeRequest{
Target: target,
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
require.Nil(err)
require.Equal(200, resp.Code)
require.Equal("MISS", resp.Header().Get("X-Cache"))
obj := respRaw.(*connectAuthorizeResp)
require.True(obj.Authorized)
require.Contains(obj.Reason, "Matched")
// Make the request again
{
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
require.Nil(err)
require.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
require.True(obj.Authorized)
require.Contains(obj.Reason, "Matched")
// That should've been a cache hit.
require.Equal("HIT", resp.Header().Get("X-Cache"))
}
// Change the intention
{
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpUpdate,
Intention: structs.TestIntention(t),
}
req.Intention.ID = ixnId
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "web"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionDeny
require.Nil(a.RPC("Intention.Apply", &req, &ixnId))
}
// Short sleep lets the cache background refresh happen
time.Sleep(100 * time.Millisecond)
// Make the request again
{
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
require.Nil(err)
require.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
require.False(obj.Authorized)
require.Contains(obj.Reason, "Matched")
// That should've been a cache hit, too, since it updated in the
// background.
require.Equal("HIT", resp.Header().Get("X-Cache"))
}
}
// Test when there is an intention denying the connection
func TestAgentConnectAuthorize_deny(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
target := "db"
// Create some intentions
{
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpCreate,
Intention: structs.TestIntention(t),
}
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "web"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionDeny
var reply string
assert.Nil(a.RPC("Intention.Apply", &req, &reply))
}
args := &structs.ConnectAuthorizeRequest{
Target: target,
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "Matched")
}
// Test when there is an intention allowing service but for a different trust
// domain.
func TestAgentConnectAuthorize_denyTrustDomain(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
target := "db"
// Create some intentions
{
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpCreate,
Intention: structs.TestIntention(t),
}
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "web"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionAllow
var reply string
assert.Nil(a.RPC("Intention.Apply", &req, &reply))
}
{
args := &structs.ConnectAuthorizeRequest{
Target: target,
ClientCertURI: "spiffe://fake-domain.consul/ns/default/dc/dc1/svc/web",
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "Identity from an external trust domain")
}
}
func TestAgentConnectAuthorize_denyWildcard(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), "")
defer a.Shutdown()
target := "db"
// Create some intentions
{
// Deny wildcard to DB
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpCreate,
Intention: structs.TestIntention(t),
}
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "*"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionDeny
var reply string
assert.Nil(a.RPC("Intention.Apply", &req, &reply))
}
{
// Allow web to DB
req := structs.IntentionRequest{
Datacenter: "dc1",
Op: structs.IntentionOpCreate,
Intention: structs.TestIntention(t),
}
req.Intention.SourceNS = structs.IntentionDefaultNamespace
req.Intention.SourceName = "web"
req.Intention.DestinationNS = structs.IntentionDefaultNamespace
req.Intention.DestinationName = target
req.Intention.Action = structs.IntentionActionAllow
var reply string
assert.Nil(a.RPC("Intention.Apply", &req, &reply))
}
// Web should be allowed
{
args := &structs.ConnectAuthorizeRequest{
Target: target,
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.True(obj.Authorized)
assert.Contains(obj.Reason, "Matched")
}
// API should be denied
{
args := &structs.ConnectAuthorizeRequest{
Target: target,
ClientCertURI: connect.TestSpiffeIDService(t, "api").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "Matched")
}
}
// Test that authorize fails without service:write for the target service.
func TestAgentConnectAuthorize_serviceWrite(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
// Create an ACL
var token string
{
args := map[string]interface{}{
"Name": "User Token",
"Type": "client",
"Rules": `service "foo" { policy = "read" }`,
}
req, _ := http.NewRequest("PUT", "/v1/acl/create?token=root", jsonReader(args))
resp := httptest.NewRecorder()
obj, err := a.srv.ACLCreate(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
aclResp := obj.(aclCreateResponse)
token = aclResp.ID
}
args := &structs.ConnectAuthorizeRequest{
Target: "foo",
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST",
"/v1/agent/connect/authorize?token="+token, jsonReader(args))
resp := httptest.NewRecorder()
_, err := a.srv.AgentConnectAuthorize(resp, req)
assert.True(acl.IsErrPermissionDenied(err))
}
// Test when no intentions match w/ a default deny policy
func TestAgentConnectAuthorize_defaultDeny(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), TestACLConfig())
defer a.Shutdown()
args := &structs.ConnectAuthorizeRequest{
Target: "foo",
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize?token=root", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.False(obj.Authorized)
assert.Contains(obj.Reason, "Default behavior")
}
// Test when no intentions match w/ a default allow policy
func TestAgentConnectAuthorize_defaultAllow(t *testing.T) {
t.Parallel()
assert := assert.New(t)
a := NewTestAgent(t.Name(), `
acl_datacenter = "dc1"
acl_default_policy = "allow"
acl_master_token = "root"
acl_agent_token = "root"
acl_agent_master_token = "towel"
acl_enforce_version_8 = true
`)
defer a.Shutdown()
args := &structs.ConnectAuthorizeRequest{
Target: "foo",
ClientCertURI: connect.TestSpiffeIDService(t, "web").URI().String(),
}
req, _ := http.NewRequest("POST", "/v1/agent/connect/authorize?token=root", jsonReader(args))
resp := httptest.NewRecorder()
respRaw, err := a.srv.AgentConnectAuthorize(resp, req)
assert.Nil(err)
assert.Equal(200, resp.Code)
obj := respRaw.(*connectAuthorizeResp)
assert.True(obj.Authorized)
assert.Contains(obj.Reason, "Default behavior")
}
// testAllowProxyConfig returns agent config to allow managed proxy API
// registration.
func testAllowProxyConfig() string {
return `
connect {
enabled = true
proxy {
allow_managed_api_registration = true
}
}
`
}
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