This repository has been archived by the owner on Jun 12, 2023. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 0
/
cloud.go
224 lines (192 loc) · 7.27 KB
/
cloud.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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/*
Copyright The Pharmer Authors.
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 gke
import (
"context"
"pharmer.dev/cloud/pkg/credential"
api "pharmer.dev/pharmer/apis/v1alpha1"
"pharmer.dev/pharmer/apis/v1alpha1/gce"
"pharmer.dev/pharmer/cloud"
"github.com/appscode/go/wait"
"github.com/pkg/errors"
"google.golang.org/api/compute/v1"
"google.golang.org/api/container/v1"
"google.golang.org/api/option"
clusterapi "sigs.k8s.io/cluster-api/pkg/apis/cluster/v1alpha1"
)
const (
ProviderName = "gke"
)
type cloudConnector struct {
*cloud.Scope
containerService *container.Service
computeService *compute.Service
}
func newconnector(cm *ClusterManager) (*cloudConnector, error) {
log := cm.Logger
cluster := cm.Cluster
cred, err := cm.StoreProvider.Credentials().Get(cluster.Spec.Config.CredentialName)
if err != nil {
log.Error(err, "failed to get credential from store")
return nil, err
}
typed := credential.GCE{CommonSpec: credential.CommonSpec(cred.Spec)}
if ok, err := typed.IsValid(); !ok {
log.Error(err, "credential is invalid", "credential-name", cluster.Spec.Config.CredentialName)
return nil, err
}
cluster.Spec.Config.Cloud.Project = typed.ProjectID()
serviceOpt := option.WithCredentialsJSON([]byte(typed.ServiceAccount()))
containerService, err := container.NewService(context.Background(), serviceOpt)
if err != nil {
log.Error(err, "failed to create new container service")
return nil, err
}
computeService, err := compute.NewService(context.Background(), serviceOpt)
if err != nil {
log.Error(err, "failed to create new compute service")
return nil, err
}
conn := cloudConnector{
Scope: cm.Scope,
containerService: containerService,
computeService: computeService,
}
if ok, msg := conn.IsUnauthorized(typed.ProjectID()); !ok {
err = errors.New(msg)
log.Error(err, "credential does not have necessary authorization", "credential-name", cluster.Spec.Config.CredentialName)
return nil, err
}
return &conn, nil
}
// Returns true if unauthorized
func (conn *cloudConnector) IsUnauthorized(project string) (bool, string) {
_, err := conn.containerService.Projects.Zones.Clusters.List(project, "us-central1-b").Do()
if err != nil {
return false, "Credential missing required authorization"
}
return true, ""
}
func (conn *cloudConnector) waitForZoneOperation(operation string) error {
log := conn.Logger
attempt := 0
return wait.PollImmediate(api.RetryInterval, api.RetryTimeout, func() (bool, error) {
attempt++
r1, err := conn.containerService.Projects.Zones.Operations.Get(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, operation).Do()
if err != nil {
return false, nil
}
log.Info("Waiting for zonal operation", "attempt", attempt, "operation", operation, "status", r1.Status)
if r1.Status == "DONE" {
return true, nil
}
return false, nil
})
}
func (conn *cloudConnector) ensureNetworks() error {
log := conn.Logger.WithValues("network-name", defaultNetwork)
log.Info("Retrieving network", "project-id", conn.Cluster.Spec.Config.Cloud.Project)
r2, err := conn.computeService.Networks.Insert(conn.Cluster.Spec.Config.Cloud.Project, &compute.Network{
IPv4Range: conn.Cluster.Spec.ClusterAPI.Spec.ClusterNetwork.Pods.CIDRBlocks[0],
Name: defaultNetwork,
}).Do()
log.V(2).Info("Retrieve network result", "response", r2)
if err != nil {
log.Error(err, "error creating network")
return err
}
log.Info("New network created")
return nil
}
func (conn *cloudConnector) getNetworks() (bool, error) {
log := conn.Logger
log.Info("Retrieving network", "network-name", defaultNetwork, "project-id", conn.Cluster.Spec.Config.Cloud.Project)
r1, err := conn.computeService.Networks.Get(conn.Cluster.Spec.Config.Cloud.Project, defaultNetwork).Do()
log.V(2).Info("Retrieve network result", "response", r1)
if err != nil {
log.Error(err, "error retrieving network")
return false, err
}
conn.Cluster.Spec.ClusterAPI.Spec.ClusterNetwork.Pods.CIDRBlocks = []string{r1.IPv4Range}
return true, nil
}
func (conn *cloudConnector) createCluster(cluster *container.Cluster) (string, error) {
log := conn.Logger
clusterRequest := &container.CreateClusterRequest{
Cluster: cluster,
}
resp, err := conn.containerService.Projects.Zones.Clusters.Create(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, clusterRequest).Do()
log.V(2).Info("Created kubernetes cluster", "response", resp)
if err != nil {
log.Error(err, "error creating cluster")
return "", err
}
return resp.Name, nil
}
func (conn *cloudConnector) deleteCluster() (string, error) {
log := conn.Logger
resp, err := conn.containerService.Projects.Zones.Clusters.Delete(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, conn.Cluster.Name).Do()
log.V(2).Info("Deleted kubernetes cluster", "response", resp)
if err != nil {
log.Error(err, "error deleting cluster")
return "", err
}
return resp.Name, nil
}
func (conn *cloudConnector) addNodePool(ng *clusterapi.MachineSet) (string, error) {
log := conn.Logger
providerSpec, err := gce.MachineConfigFromProviderSpec(ng.Spec.Template.Spec.ProviderSpec)
if err != nil {
log.Error(err, "failed to get provider spec")
return "", err
}
resp, err := conn.containerService.Projects.Zones.Clusters.NodePools.Create(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, conn.Cluster.Name, &container.CreateNodePoolRequest{
NodePool: &container.NodePool{
Config: &container.NodeConfig{
MachineType: providerSpec.MachineType,
DiskSizeGb: providerSpec.Disks[0].InitializeParams.DiskSizeGb,
ImageType: providerSpec.OS,
},
InitialNodeCount: int64(*ng.Spec.Replicas),
Name: ng.Name,
},
}).Do()
if err != nil {
log.Error(err, "failed to create nodepools", "nodepool-name", ng.Name)
return "", err
}
return resp.Name, nil
}
func (conn *cloudConnector) deleteNoodPool(ng *clusterapi.MachineSet) (string, error) {
log := conn.Logger
resp, err := conn.containerService.Projects.Zones.Clusters.NodePools.Delete(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, conn.Cluster.Name, ng.Name).Do()
log.V(2).Info("delete node pool", "response", resp)
if err != nil {
log.Error(err, "error deleting node pool")
return "", err
}
return resp.Name, nil
}
func (conn *cloudConnector) adjustNodePool(ng *clusterapi.MachineSet) (string, error) {
log := conn.Logger
resp, err := conn.containerService.Projects.Zones.Clusters.NodePools.SetSize(conn.Cluster.Spec.Config.Cloud.Project, conn.Cluster.Spec.Config.Cloud.Zone, conn.Cluster.Name, ng.Name,
&container.SetNodePoolSizeRequest{
NodeCount: int64(*ng.Spec.Replicas),
}).Do()
log.V(2).Info("adjust node pool", "response", resp)
if err != nil {
log.Error(err, "error adjusting node pool")
return "", err
}
return resp.Name, nil
}