mirror of https://github.com/hashicorp/consul
659 lines
13 KiB
Go
659 lines
13 KiB
Go
package api
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import (
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"context"
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"github.com/stretchr/testify/assert"
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"strings"
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"testing"
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"time"
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)
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func TestAPI_SessionCreateDestroy(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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id, meta, err := session.Create(nil, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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if id == "" {
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t.Fatalf("invalid: %v", id)
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}
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meta, err = session.Destroy(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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}
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func TestAPI_SessionCreateRenewDestroy(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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se := &SessionEntry{
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TTL: "10s",
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}
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id, meta, err := session.Create(se, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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if id == "" {
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t.Fatalf("invalid: %v", id)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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renew, meta, err := session.Renew(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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if renew == nil {
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t.Fatalf("should get session")
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}
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if renew.ID != id {
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t.Fatalf("should have matching id")
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}
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if renew.TTL != "10s" {
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t.Fatalf("should get session with TTL")
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}
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}
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func TestAPI_SessionCreateRenewDestroyRenew(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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entry := &SessionEntry{
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Behavior: SessionBehaviorDelete,
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TTL: "500s", // disable ttl
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}
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id, meta, err := session.Create(entry, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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if id == "" {
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t.Fatalf("invalid: %v", id)
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}
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// Extend right after create. Everything should be fine.
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entry, _, err = session.Renew(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if entry == nil {
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t.Fatal("session unexpectedly vanished")
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}
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// Simulate TTL loss by manually destroying the session.
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meta, err = session.Destroy(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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// Extend right after delete. The 404 should proxy as a nil.
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entry, _, err = session.Renew(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if entry != nil {
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t.Fatal("session still exists")
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}
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}
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func TestAPI_SessionCreateDestroyRenewPeriodic(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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entry := &SessionEntry{
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Behavior: SessionBehaviorDelete,
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TTL: "500s", // disable ttl
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}
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id, meta, err := session.Create(entry, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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if id == "" {
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t.Fatalf("invalid: %v", id)
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}
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// This only tests Create/Destroy/RenewPeriodic to avoid the more
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// difficult case of testing all of the timing code.
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// Simulate TTL loss by manually destroying the session.
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meta, err = session.Destroy(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if meta.RequestTime == 0 {
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t.Fatalf("bad: %v", meta)
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}
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// Extend right after delete. The 404 should terminate the loop quickly and return ErrSessionExpired.
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errCh := make(chan error, 1)
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doneCh := make(chan struct{})
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go func() { errCh <- session.RenewPeriodic("1s", id, nil, doneCh) }()
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defer close(doneCh)
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select {
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case <-time.After(1 * time.Second):
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t.Fatal("timedout: missing session did not terminate renewal loop")
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case err = <-errCh:
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if err != ErrSessionExpired {
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t.Fatalf("err: %v", err)
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}
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}
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}
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func TestAPI_SessionRenewPeriodic_Cancel(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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entry := &SessionEntry{
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Behavior: SessionBehaviorDelete,
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TTL: "500s", // disable ttl
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}
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t.Run("done channel", func(t *testing.T) {
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id, _, err := session.Create(entry, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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errCh := make(chan error, 1)
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doneCh := make(chan struct{})
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go func() { errCh <- session.RenewPeriodic("1s", id, nil, doneCh) }()
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close(doneCh)
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select {
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case <-time.After(1 * time.Second):
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t.Fatal("renewal loop didn't terminate")
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case err = <-errCh:
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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}
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sess, _, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if sess != nil {
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t.Fatalf("session was not expired")
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}
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})
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t.Run("context", func(t *testing.T) {
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id, _, err := session.Create(entry, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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ctx, cancel := context.WithCancel(context.Background())
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wo := new(WriteOptions).WithContext(ctx)
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errCh := make(chan error, 1)
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go func() { errCh <- session.RenewPeriodic("1s", id, wo, nil) }()
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cancel()
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select {
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case <-time.After(1 * time.Second):
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t.Fatal("renewal loop didn't terminate")
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case err = <-errCh:
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if err == nil || !strings.Contains(err.Error(), "context canceled") {
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t.Fatalf("err: %v", err)
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}
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}
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// See comment in session.go for why the session isn't removed
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// in this case.
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sess, _, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if sess == nil {
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t.Fatalf("session should not be expired")
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}
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})
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}
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func TestAPI_SessionInfo(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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id, _, err := session.Create(nil, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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info, qm, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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if info.CreateIndex == 0 {
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t.Fatalf("bad: %v", info)
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}
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info.CreateIndex = 0
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want := &SessionEntry{
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ID: id,
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Node: s.Config.NodeName,
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NodeChecks: []string{"serfHealth"},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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if info.ID != want.ID {
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t.Fatalf("bad ID: %s", info.ID)
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}
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if info.Node != want.Node {
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t.Fatalf("bad Node: %s", info.Node)
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}
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if info.LockDelay != want.LockDelay {
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t.Fatalf("bad LockDelay: %d", info.LockDelay)
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}
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if info.Behavior != want.Behavior {
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t.Fatalf("bad Behavior: %s", info.Behavior)
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}
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if len(info.NodeChecks) != len(want.NodeChecks) {
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t.Fatalf("expected %d nodechecks, got %d", len(want.NodeChecks), len(info.NodeChecks))
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}
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if info.NodeChecks[0] != want.NodeChecks[0] {
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t.Fatalf("expected nodecheck %s, got %s", want.NodeChecks, info.NodeChecks)
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}
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}
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func TestAPI_SessionInfo_NoChecks(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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id, _, err := session.CreateNoChecks(nil, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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info, qm, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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if info.CreateIndex == 0 {
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t.Fatalf("bad: %v", info)
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}
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info.CreateIndex = 0
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want := &SessionEntry{
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ID: id,
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Node: s.Config.NodeName,
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NodeChecks: []string{},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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if info.ID != want.ID {
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t.Fatalf("bad ID: %s", info.ID)
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}
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if info.Node != want.Node {
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t.Fatalf("bad Node: %s", info.Node)
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}
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if info.LockDelay != want.LockDelay {
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t.Fatalf("bad LockDelay: %d", info.LockDelay)
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}
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if info.Behavior != want.Behavior {
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t.Fatalf("bad Behavior: %s", info.Behavior)
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}
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assert.Equal(t, want.Checks, info.Checks)
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assert.Equal(t, want.NodeChecks, info.NodeChecks)
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}
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func TestAPI_SessionNode(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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id, _, err := session.Create(nil, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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info, qm, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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sessions, qm, err := session.Node(info.Node, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if len(sessions) != 1 {
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t.Fatalf("bad: %v", sessions)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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}
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func TestAPI_SessionList(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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session := c.Session()
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id, _, err := session.Create(nil, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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sessions, qm, err := session.List(nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if len(sessions) != 1 {
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t.Fatalf("bad: %v", sessions)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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}
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func TestAPI_SessionNodeChecks(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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s.WaitForSerfCheck(t)
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// Node check that doesn't exist should yield error on creation
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se := SessionEntry{
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NodeChecks: []string{"dne"},
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}
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session := c.Session()
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id, _, err := session.Create(&se, nil)
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if err == nil {
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t.Fatalf("should have failed")
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}
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// Empty node check should lead to serf check
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se.NodeChecks = []string{}
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id, _, err = session.Create(&se, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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info, qm, err := session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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if info.CreateIndex == 0 {
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t.Fatalf("bad: %v", info)
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}
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info.CreateIndex = 0
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want := &SessionEntry{
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ID: id,
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Node: s.Config.NodeName,
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NodeChecks: []string{"serfHealth"},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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want.Namespace = info.Namespace
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assert.Equal(t, want, info)
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// Register a new node with a non-serf check
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cr := CatalogRegistration{
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Datacenter: "dc1",
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Node: "foo",
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ID: "e0155642-135d-4739-9853-a1ee6c9f945b",
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Address: "127.0.0.2",
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Checks: HealthChecks{
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&HealthCheck{
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Node: "foo",
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CheckID: "foo:alive",
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Name: "foo-liveness",
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Status: HealthPassing,
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Notes: "foo is alive and well",
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},
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},
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}
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catalog := c.Catalog()
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if _, err := catalog.Register(&cr, nil); err != nil {
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t.Fatalf("err: %v", err)
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}
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// If a custom node check is provided, it should overwrite serfHealth default
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se.Node = "foo"
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se.NodeChecks = []string{"foo:alive"}
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id, _, err = session.Create(&se, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer session.Destroy(id, nil)
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info, qm, err = session.Info(id, nil)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if qm.LastIndex == 0 {
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t.Fatalf("bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("bad: %v", qm)
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}
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if info.CreateIndex == 0 {
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t.Fatalf("bad: %v", info)
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}
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info.CreateIndex = 0
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want = &SessionEntry{
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ID: id,
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Node: "foo",
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NodeChecks: []string{"foo:alive"},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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want.Namespace = info.Namespace
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assert.Equal(t, want, info)
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}
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func TestAPI_SessionServiceChecks(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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|
|
|
s.WaitForSerfCheck(t)
|
|
|
|
// Node check that doesn't exist should yield error on creation
|
|
se := SessionEntry{
|
|
ServiceChecks: []ServiceCheck{
|
|
{"dne", ""},
|
|
},
|
|
}
|
|
session := c.Session()
|
|
|
|
id, _, err := session.Create(&se, nil)
|
|
if err == nil {
|
|
t.Fatalf("should have failed")
|
|
}
|
|
|
|
// Register a new service with a check
|
|
cr := CatalogRegistration{
|
|
Datacenter: "dc1",
|
|
Node: s.Config.NodeName,
|
|
SkipNodeUpdate: true,
|
|
Service: &AgentService{
|
|
Kind: ServiceKindTypical,
|
|
ID: "redisV2",
|
|
Service: "redis",
|
|
Port: 1235,
|
|
Address: "198.18.1.2",
|
|
},
|
|
Checks: HealthChecks{
|
|
&HealthCheck{
|
|
Node: s.Config.NodeName,
|
|
CheckID: "redis:alive",
|
|
Status: HealthPassing,
|
|
ServiceID: "redisV2",
|
|
},
|
|
},
|
|
}
|
|
catalog := c.Catalog()
|
|
if _, err := catalog.Register(&cr, nil); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// If a custom check is provided, it should be present in session info
|
|
se.ServiceChecks = []ServiceCheck{
|
|
{"redis:alive", ""},
|
|
}
|
|
|
|
id, _, err = session.Create(&se, nil)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer session.Destroy(id, nil)
|
|
|
|
info, qm, err := session.Info(id, nil)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if qm.LastIndex == 0 {
|
|
t.Fatalf("bad: %v", qm)
|
|
}
|
|
if !qm.KnownLeader {
|
|
t.Fatalf("bad: %v", qm)
|
|
}
|
|
if info.CreateIndex == 0 {
|
|
t.Fatalf("bad: %v", info)
|
|
}
|
|
info.CreateIndex = 0
|
|
|
|
want := &SessionEntry{
|
|
ID: id,
|
|
Node: s.Config.NodeName,
|
|
ServiceChecks: []ServiceCheck{{"redis:alive", ""}},
|
|
NodeChecks: []string{"serfHealth"},
|
|
LockDelay: 15 * time.Second,
|
|
Behavior: SessionBehaviorRelease,
|
|
}
|
|
want.Namespace = info.Namespace
|
|
assert.Equal(t, want, info)
|
|
}
|