mirror of https://github.com/hashicorp/consul
420 lines
7.7 KiB
Go
420 lines
7.7 KiB
Go
package api
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import (
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"context"
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"strings"
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"testing"
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"time"
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"github.com/pascaldekloe/goe/verify"
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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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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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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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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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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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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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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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Checks: []string{"serfHealth"},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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verify.Values(t, "", info, want)
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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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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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Checks: []string{},
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LockDelay: 15 * time.Second,
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Behavior: SessionBehaviorRelease,
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}
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verify.Values(t, "", info, want)
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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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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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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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