/
gatewayclass_controller.go
81 lines (69 loc) · 2.99 KB
/
gatewayclass_controller.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
package controller
import (
"context"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/log"
gw "sigs.k8s.io/gateway-api/apis/v1"
)
// GatewayClassReconciler reconciles a GatewayClass object
type GatewayClassReconciler struct {
client.Client
Scheme *runtime.Scheme
}
//+kubebuilder:rbac:groups=gateway.networking.k8s.io,resources=gatewayclasses,verbs=get;list;watch;create;update;patch;delete
//+kubebuilder:rbac:groups=gateway.networking.k8s.io,resources=gatewayclasses/status,verbs=get;update;patch
//+kubebuilder:rbac:groups=gateway.networking.k8s.io,resources=gatewayclasses/finalizers,verbs=update
// Reconcile is part of the main kubernetes reconciliation loop which aims to
// move the current state of the cluster closer to the desired state.
// TODO(user): Modify the Reconcile function to compare the state specified by
// the GatewayClass object against the actual cluster state, and then
// perform operations to make the cluster state reflect the state specified by
// the user.
//
// For more details, check Reconcile and its Result here:
// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.16.0/pkg/reconcile
func (r *GatewayClassReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := log.FromContext(ctx)
gatewayClass := &gw.GatewayClass{}
if err := r.Get(ctx, req.NamespacedName, gatewayClass); err != nil {
log.Error(err, "Failed to get GatewayClass")
return ctrl.Result{}, err
}
// validate parameters
var condition v1.Condition
_, _, err := InitCloudflareApi(ctx, r.Client, gatewayClass.Name)
if err != nil {
log.Error(err, "Failed to initialise Cloudflare API from secret in GatewayClass parameterRef. Ensure ACCOUNT_ID and TOKEN are set")
condition = v1.Condition{
Type: "Accepted",
Status: v1.ConditionFalse,
Reason: "InvalidParameters",
Message: "Unable to initialize Cloudflare API from secret in GatewayClass parameterRef. Ensure ACCOUNT_ID and TOKEN are set",
LastTransitionTime: v1.Now(),
ObservedGeneration: gatewayClass.Generation,
}
} else {
condition = v1.Condition{
Type: "Accepted",
Status: v1.ConditionTrue,
Reason: "Accepted",
LastTransitionTime: v1.Now(),
ObservedGeneration: gatewayClass.Generation,
}
}
gatewayClass.Status.Conditions = append(gatewayClass.Status.Conditions, condition)
if err := r.Update(ctx, gatewayClass); err != nil {
log.Error(err, "Failed to update GatewayClass status")
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// SetupWithManager sets up the controller with the Manager.
func (r *GatewayClassReconciler) SetupWithManager(mgr ctrl.Manager) error {
return ctrl.NewControllerManagedBy(mgr).
For(&gw.GatewayClass{Spec: gw.GatewayClassSpec{ControllerName: "github.com/pl4nty/cloudflare-kubernetes-gateway"}}).
Complete(r)
}