/// <summary>
/// returns true if at least one of the endpoints is available.
/// </summary>
/// <returns>
/// <c>true</c> if [is redis available]; otherwise, <c>false</c>.
/// </returns>
private bool IsRedisAvailable(string[] endPoints)
{
string redisPassword = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_PASSWORD) ?? string.Empty;
int endPointErrorCount = 0;
foreach (var endPoint in endPoints)
{
endPointErrorCount += RockCache.IsEndPointAvailable(endPoint, redisPassword) == true ? 0 : 1;
}
return(endPointErrorCount == endPoints.Length ? false : true);
}
protected void PopulateRedisView()
{
// clear and hide edit
ClearAndHideRedisEdit();
RedisEndPointAvailabilityCheck();
redisView.Visible = true;
bool enabled = RockCache.IsCacheSerialized;
if (!enabled)
{
DisplayNotification(nbRedisSettings, "Redis is currently not enabled. Review documentation for more information on enabling Redis backplane support.", NotificationBoxType.Info);
redisEnabled.Visible = false;
return;
}
redisEnabled.Visible = true;
string redisPassword = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_PASSWORD) ?? string.Empty;
string serverList = string.Join(
string.Empty,
SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_ENDPOINT_LIST)
.Split(',')
.Select(s =>
(
RockCache.IsEndPointAvailable(s, redisPassword) == true ?
"<span class='label label-success'>" + s + " Endpoint is available </span><br />" :
"<span class='label label-warning'>" + s + " Endpoint is not available </span><br />"
)));
// show and populate view
cbEnabled.Checked = enabled;
lEndPointList.Text = serverList;
lblPassword.Text = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_PASSWORD).IsNullOrWhiteSpace() ? string.Empty : "***********";
lblDatabaseNumber.Text = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_DATABASE_NUMBER);
}
/// <summary>
/// Checks the availability of the configured Redis endpoints and updates the status label.
/// </summary>
private void RedisEndPointAvailabilityCheck()
{
bool redisEnabled = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_ENABLE_CACHE_CLUSTER).AsBooleanOrNull() ?? false;
if (!redisEnabled)
{
spRedisStatus.Visible = false;
return;
}
spRedisStatus.Visible = true;
string[] endPoints = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_ENDPOINT_LIST).Split(',');
int endPointErrorCount = 0;
string redisPassword = SystemSettings.GetValueFromWebConfig(Rock.SystemKey.SystemSetting.REDIS_PASSWORD) ?? string.Empty;
foreach (var endPoint in endPoints)
{
endPointErrorCount += RockCache.IsEndPointAvailable(endPoint, redisPassword) == true ? 0 : 1;
}
if (endPointErrorCount == 0)
{
spRedisStatus.Attributes["class"] = "pull-right label label-success";
spRedisStatus.InnerText = "All Redis endpoints are available";
}
else if (endPointErrorCount < endPoints.Length)
{
spRedisStatus.Attributes["class"] = "pull-right label label-warning";
spRedisStatus.InnerText = string.Format("{0} of {1} Redis endpoints cannot connect", endPointErrorCount, endPoints.Length);
}
else
{
spRedisStatus.Attributes["class"] = "pull-right label label-danger";
spRedisStatus.InnerText = string.Format("All {0} {1} cannot connect", endPoints.Length, "endpoint".ToQuantity(endPoints.Length));
}
}