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loadbalancer.tf
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loadbalancer.tf
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# Copyright (c) 2019, 2020 Oracle and/or its affiliates. All rights reserved.
# Licensed under the Universal Permissive License v 1.0 as shown at http://oss.oracle.com/licenses/upl.
#
resource "oci_load_balancer_load_balancer" "oci_swarm_lb" {
compartment_id = (var.lb_compartment_ocid != "") ? var.lb_compartment_ocid : var.compartment_ocid
display_name = "oci-swarm-${random_string.deploy_id.result}"
shape = var.lb_shape
subnet_ids = [oci_core_subnet.oci_swarm_lb_subnet.id]
is_private = "false"
freeform_tags = local.common_tags
# Choose flexible as shape in var.lb_shape
shape_details {
#Required
maximum_bandwidth_in_mbps = 10
minimum_bandwidth_in_mbps = 10
}
}
resource "oci_load_balancer_backend_set" "oci_swarm_bes" {
name = "oci-swarm-${random_string.deploy_id.result}"
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
policy = "IP_HASH"
health_checker {
port = "80"
protocol = "HTTP"
response_body_regex = ".*"
url_path = "/whoami"
return_code = 200
interval_ms = 5000
timeout_in_millis = 2000
retries = 10
}
}
resource "oci_load_balancer_backend" "oci-swarm-be" {
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
backendset_name = oci_load_balancer_backend_set.oci_swarm_bes.name
ip_address = element(oci_core_instance.app_instance.*.private_ip, count.index)
port = 80
backup = false
drain = false
offline = false
weight = 1
count = (var.num_nodes > 2) ? 2 : var.num_nodes
}
resource "oci_load_balancer_backend_set" "oci_swarm_bes_ssl" {
name = "oci-swarm-ssl-${random_string.deploy_id.result}"
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
policy = "IP_HASH"
health_checker {
port = "80"
protocol = "HTTP"
response_body_regex = ".*"
url_path = "/whoami"
return_code = 200
interval_ms = 5000
timeout_in_millis = 2000
retries = 10
}
}
resource "oci_load_balancer_backend" "oci-swarm-be_ssl" {
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
backendset_name = oci_load_balancer_backend_set.oci_swarm_bes_ssl.name
ip_address = element(oci_core_instance.app_instance.*.private_ip, count.index)
port = 443
backup = false
drain = false
offline = false
weight = 1
count = (var.num_nodes > 2) ? 2 : var.num_nodes
}
resource "oci_load_balancer_listener" "oci_swarm_listener_80" {
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
default_backend_set_name = oci_load_balancer_backend_set.oci_swarm_bes.name
name = "oci-swarm-${random_string.deploy_id.result}-80"
port = 80
protocol = "TCP"
connection_configuration {
idle_timeout_in_seconds = "30"
}
}
resource "oci_load_balancer_listener" "oci_swarm_listener_443" {
load_balancer_id = oci_load_balancer_load_balancer.oci_swarm_lb.id
default_backend_set_name = oci_load_balancer_backend_set.oci_swarm_bes_ssl.name
name = "oci-swarm-${random_string.deploy_id.result}-443"
port = 443
protocol = "TCP"
connection_configuration {
idle_timeout_in_seconds = "30"
}
}