# See the License for the specific language governing permissions and
# limitations under the License.
#

# Common functions for EC2 build scripts

# This scripts detects builds running on EC2 by accessing the special ip 169.254.169.254 exposed by AWS instances.
# https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html
exit_if_not_on_ec2_instance() {

     * Set load balancing strategy
     *
     * @param strategy new strategy
     */
    public void setStrategy(LoadBalancingStrategy strategy) {
        this.strategy = strategy;
    }

    /**
     * Select a channel for the given message
     *
     * @param message SMB message to send
     * @return selected channel
     * @throws NoAvailableChannelException if no healthy channels available
     */

	go func() {
		buf := bytes.NewBuffer(grid.GetByteBuffer()[:0])
		enc := json.NewEncoder(buf)
		tmpEvt := struct{ Records []event.Event }{[]event.Event{{}}}
		for {
			select {
			case ev := <-localCh:
				buf.Reset()
				tmpEvt.Records[0] = ev
				if err := enc.Encode(tmpEvt); err != nil {
					bugLogIf(ctx, err, "event: Encode failed")
					continue
				}

			t.Error(blerr)
			return
		}
	}()

	select {
	case <-locked:
		t.Error("unexpected unblocking")
	case <-time.After(100 * time.Millisecond):
	}

	// unlock
	if err = dupl.Close(); err != nil {
		t.Fatal(err)
	}

	// the previously blocked routine should be unblocked
	select {
	case <-locked:
	case <-time.After(1 * time.Second):

...
BUILD SUCCESSFUL in 1m 30s
63 actionable tasks: 61 executed, 2 up-to-date

```

	// Launch clean-up routine to remove this heal sequence (after
	// it ends) from the global state after timeout has elapsed.
	periodicTimer := time.NewTimer(time.Minute * 5)
	defer periodicTimer.Stop()

	for {
		select {
		case <-periodicTimer.C:
			now := UTCNow()
			ahs.Lock()
			for path, h := range ahs.healSeqMap {
				if h.hasEnded() && h.endTime.Add(keepHealSeqStateDuration).Before(now) {
					delete(ahs.healSeqMap, path)

        assertFalse(init.getContextFlag(NegTokenInit.CONFIDENTIALITY));
        assertEquals(NegTokenInit.INTEGRITY, init.getContextFlags());
    }

    @Test
    @DisplayName("Parse rejects wrong SPNEGO OID")
    void testParseRejectsWrongOid() throws Exception {
        byte[] token = buildInitToken(new ASN1ObjectIdentifier[] { OID_KRB }, 0, null, null, false, "1.2.840.113554.1.2.2", // Kerberos OID instead of SPNEGO OID

	if !dm.GetLock(ctx, cancel, id, source, Options{Timeout: 5 * time.Minute}) {
		t.Fatal("GetLock() should be successful")
	}

	// Make it run twice.
	timer := time.NewTimer(testDrwMutexRefreshInterval * 2)

	select {
	case <-ctx.Done():
		t.Fatal("Lock context canceled which is not expected")
	case <-timer.C:
	}

	// Should be safe operation in all cases
	dm.Unlock(t.Context())
}

	if t.staleUploadsCleanupInterval != cfg.StaleUploadsCleanupInterval {
		t.staleUploadsCleanupInterval = cfg.StaleUploadsCleanupInterval

		// signal that cleanup interval has changed
		select {
		case staleUploadsCleanupIntervalChangedCh <- struct{}{}:
		default: // in case the channel is blocked...
		}
	}
}

func (t *apiConfig) odirectEnabled() bool {
	t.mu.RLock()
	defer t.mu.RUnlock()

		code:       "ParseEmptySelect",
		message:    "The SQL expression contains an empty SELECT.",
		statusCode: 400,
		cause:      err,
	}
}

func errParseSelectMissingFrom(err error) *s3Error {
	return &s3Error{
		code:       "ParseSelectMissingFrom",
		message:    "The SQL expression contains a missing FROM after SELECT list.",
		statusCode: 400,
		cause:      err,
	}
}