/
meshgateway.go
79 lines (61 loc) · 2.26 KB
/
meshgateway.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
/*
Copyright 2019 Banzai Cloud.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package mgw
import (
"context"
"github.com/pkg/errors"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
"sigs.k8s.io/controller-runtime/pkg/client"
istiov1beta1 "github.com/banzaicloud/istio-operator/pkg/apis/istio/v1beta1"
"github.com/banzaicloud/istio-operator/pkg/resources/ingressgateway"
"github.com/banzaicloud/istio-operator/pkg/resources/meshexpansion"
"github.com/banzaicloud/istio-operator/pkg/util"
)
type GatewayAddressSetter interface {
SetGatewayAddress(address []string)
}
func SetGatewayAddress(k8sclient client.Client, obj GatewayAddressSetter, istio *istiov1beta1.Istio) error {
if !util.PointerToBool(istio.Spec.Gateways.Enabled) || (!util.PointerToBool(istio.Spec.Gateways.Ingress.Enabled) && !util.PointerToBool(istio.Spec.Gateways.MeshExpansion.Enabled)) {
obj.SetGatewayAddress(nil)
return nil
}
var err error
var gatewayResourceName string
if util.PointerToBool(istio.Spec.Gateways.MeshExpansion.Enabled) {
gatewayResourceName = istio.WithRevision(meshexpansion.ResourceName)
} else {
gatewayResourceName = istio.WithRevision(ingressgateway.ResourceName)
}
address, err := GetMeshGatewayAddress(k8sclient, client.ObjectKey{
Name: gatewayResourceName,
Namespace: istio.Namespace,
})
if err != nil {
return err
}
obj.SetGatewayAddress(address)
return nil
}
func GetMeshGatewayAddress(client client.Client, key client.ObjectKey) ([]string, error) {
var mgw istiov1beta1.MeshGateway
ips := make([]string, 0)
err := client.Get(context.TODO(), key, &mgw)
if err != nil && !k8serrors.IsNotFound(err) {
return ips, err
}
if mgw.Status.Status != istiov1beta1.Available {
return ips, errors.New("gateway is pending")
}
ips = mgw.Status.GatewayAddress
return ips, nil
}