Load balance from HTTP header
Load balance requests from frontend to backend based on the HTTP header x-header
Configuration
apiVersion: kuma.io/v1alpha1
kind: MeshLoadBalancingStrategy
metadata:
name: ring-hash
namespace: kuma-demo
labels:
kuma.io/mesh: default
spec:
targetRef:
kind: Dataplane
labels:
app: frontend
to:
- targetRef:
kind: MeshService
name: backend_kuma-demo_svc_8080
default:
loadBalancer:
type: RingHash
ringHash:
hashPolicies:
- type: Header
header:
name: x-header
apiVersion: kuma.io/v1alpha1
kind: MeshLoadBalancingStrategy
metadata:
name: ring-hash
namespace: kuma-demo
labels:
kuma.io/mesh: default
spec:
targetRef:
kind: Dataplane
labels:
app: frontend
to:
- targetRef:
kind: MeshService
name: backend
namespace: kuma-demo
sectionName: http
default:
loadBalancer:
type: RingHash
ringHash:
hashPolicies:
- type: Header
header:
name: x-header
type: MeshLoadBalancingStrategy
name: ring-hash
mesh: default
spec:
targetRef:
kind: Dataplane
labels:
app: frontend
to:
- targetRef:
kind: MeshService
name: backend
default:
loadBalancer:
type: RingHash
ringHash:
hashPolicies:
- type: Header
header:
name: x-header
type: MeshLoadBalancingStrategy
name: ring-hash
mesh: default
spec:
targetRef:
kind: Dataplane
labels:
app: frontend
to:
- targetRef:
kind: MeshService
name: backend
sectionName: http
default:
loadBalancer:
type: RingHash
ringHash:
hashPolicies:
- type: Header
header:
name: x-header
Please adjust konnect_mesh_control_plane.my_meshcontrolplane.id and konnect_mesh.my_mesh.name according to your current configuration.
resource "konnect_mesh_load_balancing_strategy" "ring_hash" {
provider = konnect-beta
type = "MeshLoadBalancingStrategy"
name = "ring-hash"
spec = {
target_ref = {
kind = "Dataplane"
labels = {
app = "frontend"
}
}
to = [
{
target_ref = {
kind = "MeshService"
name = "backend"
section_name = "http"
}
default = {
load_balancer = {
type = "RingHash"
ring_hash = {
hash_policies = [
{
type = "Header"
header = {
name = "x-header"
}
}
]
}
}
}
}
]
}
labels = {
"kuma.io/mesh" = konnect_mesh.my_mesh.name
}
cp_id = konnect_mesh_control_plane.my_meshcontrolplane.id
mesh = konnect_mesh.my_mesh.name
}