About application protected web resource
Protected web resources are available in Access Gateway version 2022.1.1 and later to support Access Gateway load balancing.
The Protected Web Resources page includes information on load balancing or back end protected web resources, load balancing health checks, host headers ,and more.
The Protected Web Resource pane includes:
Field | Description |
Default |
---|---|---|
Load Balancing by Access Gateway | Enables or disables load balancing. When enabled, URL scheme, and configured protected web resources, can be entered, as well as other options. |
Disabled |
Load Balancer Health Check | Enables or disables load balancing health checks. Use the Edit button to configure load balancer health checks. |
Disabled |
URL scheme | The URL scheme or protocol used to access back end protected resources. Supported schemes are HTTP and HTTPS. |
HTTP |
Host Header Host Header Value |
Represents the value of the host header passed to the back end protected web resources. When enabled the external fully qualified external name is used, for example noauth.atko.com. When disabled a custom value may be entered. |
Disabled application specific |
Load Balancing Cookie | Cookie value associated with each request sent to back end protected web resources. |
Generate valued |
Configured Protected Web Resources | A set of back end protected web resources including weights. Prefixed by URL scheme. See Add Protected Web Resource. |
N/A |
Add Protected Web Resource
Click the Add Protected Web Resource to add a protected web resource.
Field | Description |
---|---|
Hostname | Fully qualified host name of the protected web resource. Must be resolvable in DNS. |
Weight |
Associated weight. Value from 0-100. 0(Zero) is a special value meaning not in use. Two protected web resources, with weights 1 and 2 would route twice as many, or 66% of all requests, to the hostname weighted 2. |
Health checks
Health checks are used to determine if a back end protected web resource can service requests.
Field | Value |
Default |
---|---|---|
Path | URI to resource used in health check. | / |
Method | HTTP method used. | Always GET |
Status code | HTTP status code used to determine health. | 200 |
Interval | Interval between health checks in seconds. | 10 |
Request timeout | Health check request timeout in seconds. | 1 |
Healthy threshold | Number of successful requests before a host is considered healthy. | 3 |
Unhealthy threshold | Number of failed requests before a host is considered unhealthy. | 3 |
Protected web resources can be in one of three states:
State |
Icon |
Description |
---|---|---|
Active |
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Initial state, host entered and active but health unknown. When health checks are disabled, protected web resources never leave this state. |
Healthy |
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Host is responding based on health check settings. |
Unhealthy |
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Host is not responding and will not be routed new requests. |
Related topics
About Access Gateway load balancing
About load balancing health checks
Add Access Gateway load balancing to an existing application