open-consul/agent/consul/state/autopilot_test.go
2017-12-11 16:45:33 -08:00

138 lines
2.8 KiB
Go

package state
import (
"reflect"
"testing"
"time"
"github.com/hashicorp/consul/agent/consul/autopilot"
"github.com/pascaldekloe/goe/verify"
)
func TestStateStore_Autopilot(t *testing.T) {
s := testStateStore(t)
expected := &autopilot.Config{
CleanupDeadServers: true,
LastContactThreshold: 5 * time.Second,
MaxTrailingLogs: 500,
ServerStabilizationTime: 100 * time.Second,
RedundancyZoneTag: "az",
DisableUpgradeMigration: true,
UpgradeVersionTag: "build",
}
if err := s.AutopilotSetConfig(0, expected); err != nil {
t.Fatal(err)
}
idx, config, err := s.AutopilotConfig()
if err != nil {
t.Fatal(err)
}
if idx != 0 {
t.Fatalf("bad: %d", idx)
}
if !reflect.DeepEqual(expected, config) {
t.Fatalf("bad: %#v, %#v", expected, config)
}
}
func TestStateStore_AutopilotCAS(t *testing.T) {
s := testStateStore(t)
expected := &autopilot.Config{
CleanupDeadServers: true,
}
if err := s.AutopilotSetConfig(0, expected); err != nil {
t.Fatal(err)
}
if err := s.AutopilotSetConfig(1, expected); err != nil {
t.Fatal(err)
}
// Do a CAS with an index lower than the entry
ok, err := s.AutopilotCASConfig(2, 0, &autopilot.Config{
CleanupDeadServers: false,
})
if ok || err != nil {
t.Fatalf("expected (false, nil), got: (%v, %#v)", ok, err)
}
// Check that the index is untouched and the entry
// has not been updated.
idx, config, err := s.AutopilotConfig()
if err != nil {
t.Fatal(err)
}
if idx != 1 {
t.Fatalf("bad: %d", idx)
}
if !config.CleanupDeadServers {
t.Fatalf("bad: %#v", config)
}
// Do another CAS, this time with the correct index
ok, err = s.AutopilotCASConfig(2, 1, &autopilot.Config{
CleanupDeadServers: false,
})
if !ok || err != nil {
t.Fatalf("expected (true, nil), got: (%v, %#v)", ok, err)
}
// Make sure the config was updated
idx, config, err = s.AutopilotConfig()
if err != nil {
t.Fatal(err)
}
if idx != 2 {
t.Fatalf("bad: %d", idx)
}
if config.CleanupDeadServers {
t.Fatalf("bad: %#v", config)
}
}
func TestStateStore_Autopilot_Snapshot_Restore(t *testing.T) {
s := testStateStore(t)
before := &autopilot.Config{
CleanupDeadServers: true,
}
if err := s.AutopilotSetConfig(99, before); err != nil {
t.Fatal(err)
}
snap := s.Snapshot()
defer snap.Close()
after := &autopilot.Config{
CleanupDeadServers: false,
}
if err := s.AutopilotSetConfig(100, after); err != nil {
t.Fatal(err)
}
snapped, err := snap.Autopilot()
if err != nil {
t.Fatalf("err: %s", err)
}
verify.Values(t, "", before, snapped)
s2 := testStateStore(t)
restore := s2.Restore()
if err := restore.Autopilot(snapped); err != nil {
t.Fatalf("err: %s", err)
}
restore.Commit()
idx, res, err := s2.AutopilotConfig()
if err != nil {
t.Fatalf("err: %s", err)
}
if idx != 99 {
t.Fatalf("bad index: %d", idx)
}
verify.Values(t, "", before, res)
}