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HealthMonitor: Added healthCheckUrl parameter support. Added support to write log entry for alerts.

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This commit is contained in:
Shreyas Zare
2021-08-07 16:35:59 +05:30
parent fddc06bdc2
commit 3e4bf1c51c
1 changed files with 14 additions and 4 deletions
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18
Apps/FailoverApp/HealthMonitor.cs
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@@ -46,7 +46,7 @@ namespace Failover
#region constructor
public HealthMonitor(IDnsServer dnsServer, IPAddress address, HealthCheck healthCheck)
public HealthMonitor(IDnsServer dnsServer, IPAddress address, HealthCheck healthCheck, Uri healthCheckUrl)
{
_dnsServer = dnsServer;
_address = address;
@@ -62,7 +62,7 @@ namespace Failover
}
else
{
HealthCheckStatus healthCheckStatus = await _healthCheck.IsHealthyAsync(_address);
HealthCheckStatus healthCheckStatus = await _healthCheck.IsHealthyAsync(_address, healthCheckUrl);
bool sendAlert = false;
@@ -81,6 +81,11 @@ namespace Failover
if (sendAlert)
{
if (healthCheckStatus.IsHealthy)
_dnsServer.WriteLog("[" + healthCheckStatus.DateTime.ToString("R") + "] ALERT! Address [" + _address.ToString() + "] status is HEALTHY based on '" + _healthCheck.Name + "' health check.");
else
_dnsServer.WriteLog("[" + healthCheckStatus.DateTime.ToString("R") + "] ALERT! Address [" + _address.ToString() + "] status is FAILED based on '" + _healthCheck.Name + "' health check. The failure reason is: " + healthCheckStatus.FailureReason);
EmailAlert emailAlert = _healthCheck.EmailAlert;
if (emailAlert is not null)
_ = emailAlert.SendAlertAsync(_address, _healthCheck.Name, healthCheckStatus);
@@ -124,7 +129,7 @@ namespace Failover
_healthCheckTimer.Change(0, Timeout.Infinite);
}
public HealthMonitor(IDnsServer dnsServer, string domain, DnsResourceRecordType type, HealthCheck healthCheck)
public HealthMonitor(IDnsServer dnsServer, string domain, DnsResourceRecordType type, HealthCheck healthCheck, Uri healthCheckUrl)
{
_dnsServer = dnsServer;
_domain = domain;
@@ -141,7 +146,7 @@ namespace Failover
}
else
{
HealthCheckStatus healthCheckStatus = await _healthCheck.IsHealthyAsync(_domain, _type);
HealthCheckStatus healthCheckStatus = await _healthCheck.IsHealthyAsync(_domain, _type, healthCheckUrl);
bool sendAlert = false;
@@ -160,6 +165,11 @@ namespace Failover
if (sendAlert)
{
if (healthCheckStatus.IsHealthy)
_dnsServer.WriteLog("[" + healthCheckStatus.DateTime.ToString("R") + "] ALERT! Domain [" + _domain + "] type [" + _type.ToString() + "] status is HEALTHY based on '" + _healthCheck.Name + "' health check.");
else
_dnsServer.WriteLog("[" + healthCheckStatus.DateTime.ToString("R") + "] ALERT! Domain [" + _domain + "] type [" + _type.ToString() + "] status is FAILED based on '" + _healthCheck.Name + "' health check. The failure reason is: " + healthCheckStatus.FailureReason);
EmailAlert emailAlert = _healthCheck.EmailAlert;
if (emailAlert is not null)
_ = emailAlert.SendAlertAsync(_domain, _type, _healthCheck.Name, healthCheckStatus);