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Add support for session persistence to the load balancer (#238)

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* Add support for session persistence to the load balancer

* Set use_source_ip_address optional to true

* Add unit tests for SessionPersistence Settings in LoadBalancer

* Add acceptance test for using session persistence

* Add session persistence to data source and fix acceptance tests

* Update stackit/internal/services/loadbalancer/loadbalancer/resource.go

Co-authored-by: Vicente Pinto <vicente.pinto@freiheit.com>

* Update stackit/internal/services/loadbalancer/loadbalancer/datasource.go

Co-authored-by: Vicente Pinto <vicente.pinto@freiheit.com>

---------

Co-authored-by: Vicente Pinto <vicente.pinto@freiheit.com>
This commit is contained in:
Mouhsen Ibrahim 2024-02-06 13:41:04 +01:00 • committed by GitHub
parent 82611e96af
commit b171e8a745
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4 changed files with 182 additions and 71 deletions
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68
stackit/internal/services/loadbalancer/loadbalancer/datasource.go
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@ -78,33 +78,35 @@ func (r *loadBalancerDataSource) Configure(ctx context.Context, req datasource.C
// Schema defines the schema for the data source.
func (r *loadBalancerDataSource) Schema(_ context.Context, _ datasource.SchemaRequest, resp *datasource.SchemaResponse) {
descriptions := map[string]string{
"main": "Load Balancer resource schema.",
"id": "Terraform's internal resource ID. It is structured as \"`project_id`\",\"`name`\".",
"project_id": "STACKIT project ID to which the Load Balancer is associated.",
"external_address": "External Load Balancer IP address where this Load Balancer is exposed.",
"listeners": "List of all listeners which will accept traffic. Limited to 20.",
"port": "Port number where we listen for traffic.",
"protocol": "Protocol is the highest network protocol we understand to load balance.",
"target_pool": "Reference target pool by target pool name.",
"name": "Load balancer name.",
"networks": "List of networks that listeners and targets reside in.",
"network_id": "Openstack network ID.",
"role": "The role defines how the load balancer is using the network.",
"options": "Defines any optional functionality you want to have enabled on your load balancer.",
"acl": "Load Balancer is accessible only from an IP address in this range.",
"private_network_only": "If true, Load Balancer is accessible only via a private network IP address.",
"private_address": "Transient private Load Balancer IP address. It can change any time.",
"target_pools": "List of all target pools which will be used in the Load Balancer. Limited to 20.",
"healthy_threshold": "Healthy threshold of the health checking.",
"interval": "Interval duration of health checking in seconds.",
"interval_jitter": "Interval duration threshold of the health checking in seconds.",
"timeout": "Active health checking timeout duration in seconds.",
"unhealthy_threshold": "Unhealthy threshold of the health checking.",
"target_pools.name": "Target pool name.",
"target_port": "Identical port number where each target listens for traffic.",
"targets": "List of all targets which will be used in the pool. Limited to 250.",
"targets.display_name": "Target display name",
"ip": "Target IP",
"main": "Load Balancer resource schema.",
"id": "Terraform's internal resource ID. It is structured as \"`project_id`\",\"`name`\".",
"project_id": "STACKIT project ID to which the Load Balancer is associated.",
"external_address": "External Load Balancer IP address where this Load Balancer is exposed.",
"listeners": "List of all listeners which will accept traffic. Limited to 20.",
"port": "Port number where we listen for traffic.",
"protocol": "Protocol is the highest network protocol we understand to load balance.",
"target_pool": "Reference target pool by target pool name.",
"name": "Load balancer name.",
"networks": "List of networks that listeners and targets reside in.",
"network_id": "Openstack network ID.",
"role": "The role defines how the load balancer is using the network.",
"options": "Defines any optional functionality you want to have enabled on your load balancer.",
"acl": "Load Balancer is accessible only from an IP address in this range.",
"private_network_only": "If true, Load Balancer is accessible only via a private network IP address.",
"session_persistence": "Here you can setup various session persistence options, so far only \"`use_source_ip_address`\" is supported.",
"use_source_ip_address": "If true then all connections from one source IP address are redirected to the same target. This setting changes the load balancing algorithm to Maglev.",
"private_address": "Transient private Load Balancer IP address. It can change any time.",
"target_pools": "List of all target pools which will be used in the Load Balancer. Limited to 20.",
"healthy_threshold": "Healthy threshold of the health checking.",
"interval": "Interval duration of health checking in seconds.",
"interval_jitter": "Interval duration threshold of the health checking in seconds.",
"timeout": "Active health checking timeout duration in seconds.",
"unhealthy_threshold": "Unhealthy threshold of the health checking.",
"target_pools.name": "Target pool name.",
"target_port": "Identical port number where each target listens for traffic.",
"targets": "List of all targets which will be used in the pool. Limited to 250.",
"targets.display_name": "Target display name",
"ip": "Target IP",
}
resp.Schema = schema.Schema{
@ -250,6 +252,18 @@ func (r *loadBalancerDataSource) Schema(_ context.Context, _ datasource.SchemaRe
Description: descriptions["target_port"],
Computed: true,
},
"session_persistence": schema.SingleNestedAttribute{
Description: descriptions["session_persistence"],
Optional: true,
Computed: false,
Attributes: map[string]schema.Attribute{
"use_source_ip_address": schema.BoolAttribute{
Description: descriptions["use_source_ip_address"],
Optional: true,
Computed: false,
},
},
},
"targets": schema.ListNestedAttribute{
Description: descriptions["targets"],
Computed: true,