-
Notifications
You must be signed in to change notification settings - Fork 492
/
init.go
105 lines (91 loc) · 3.11 KB
/
init.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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
// Copyright 2018 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package provider
import (
k8slabels "k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/selection"
"k8s.io/klog/v2"
"github.com/juju/juju/caas"
k8s "github.com/juju/juju/caas/kubernetes"
"github.com/juju/juju/caas/kubernetes/provider/constants"
)
var (
k8sCloudCheckers map[string][]k8slabels.Selector
// lifecycleApplicationRemovalSelector is the label selector for removing global resources for application removal.
lifecycleApplicationRemovalSelector k8slabels.Selector
// LifecycleModelTeardownSelector is the label selector for removing global resources for model teardown.
lifecycleModelTeardownSelector k8slabels.Selector
)
func init() {
klog.SetLogger(newKlogAdapter())
caas.RegisterContainerProvider(constants.CAASProviderType, providerInstance)
// k8sCloudCheckers is a collection of k8s node selector requirement definitions
// used for detecting cloud provider from node labels.
k8sCloudCheckers = compileK8sCloudCheckers()
lifecycleApplicationRemovalSelector = compileLifecycleApplicationRemovalSelector()
lifecycleModelTeardownSelector = compileLifecycleModelTeardownSelector()
}
// compileK8sCloudCheckers compiles/validates the collection of
// k8s node selector requirement definitions used for detecting
// cloud provider from node labels.
func compileK8sCloudCheckers() map[string][]k8slabels.Selector {
return map[string][]k8slabels.Selector{
k8s.K8sCloudMicrok8s: {
newLabelRequirements(
requirementParams{"microk8s.io/cluster", selection.Exists, nil},
),
},
k8s.K8sCloudGCE: {
// GKE.
newLabelRequirements(
requirementParams{"cloud.google.com/gke-nodepool", selection.Exists, nil},
requirementParams{"cloud.google.com/gke-os-distribution", selection.Exists, nil},
),
// CDK on GCE.
newLabelRequirements(
requirementParams{"juju.is/cloud", selection.Equals, []string{"gce"}},
),
},
k8s.K8sCloudEC2: {
// EKS.
newLabelRequirements(
requirementParams{"manufacturer", selection.Equals, []string{"amazon_ec2"}},
),
newLabelRequirements(
requirementParams{"eks.amazonaws.com/nodegroup", selection.Exists, nil},
),
// CDK on AWS.
newLabelRequirements(
requirementParams{"juju.is/cloud", selection.Equals, []string{"ec2"}},
),
},
k8s.K8sCloudAzure: {
// AKS.
newLabelRequirements(
requirementParams{"kubernetes.azure.com/cluster", selection.Exists, nil},
),
// CDK on Azure.
newLabelRequirements(
requirementParams{"juju.is/cloud", selection.Equals, []string{"azure"}},
),
},
// format - cloudType: requirements.
}
}
func compileLifecycleApplicationRemovalSelector() k8slabels.Selector {
return newLabelRequirements(
requirementParams{
labelResourceLifeCycleKey, selection.NotIn, []string{
labelResourceLifeCycleValueModel,
labelResourceLifeCycleValuePersistent,
}},
)
}
func compileLifecycleModelTeardownSelector() k8slabels.Selector {
return newLabelRequirements(
requirementParams{
labelResourceLifeCycleKey, selection.NotIn, []string{
labelResourceLifeCycleValuePersistent,
}},
)
}