/
common.go
229 lines (197 loc) · 6.49 KB
/
common.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
225
226
227
228
229
package cvm
import (
"context"
"fmt"
"regexp"
"strings"
"time"
"github.com/hashicorp/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
"github.com/hashicorp/packer-plugin-sdk/retry"
"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common"
"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common/errors"
"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common/profile"
cvm "github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/cvm/v20170312"
vpc "github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/vpc/v20170312"
)
// DefaultWaitForInterval is sleep interval when wait statue
const DefaultWaitForInterval = 5
// WaitForInstance wait for instance reaches statue
func WaitForInstance(ctx context.Context, client *cvm.Client, instanceId string, status string, timeout int) error {
req := cvm.NewDescribeInstancesRequest()
req.InstanceIds = []*string{&instanceId}
for {
var resp *cvm.DescribeInstancesResponse
err := Retry(ctx, func(ctx context.Context) error {
var e error
resp, e = client.DescribeInstances(req)
return e
})
if err != nil {
return err
}
if *resp.Response.TotalCount == 0 {
return fmt.Errorf("instance(%s) not exist", instanceId)
}
if *resp.Response.InstanceSet[0].InstanceState == status &&
(resp.Response.InstanceSet[0].LatestOperationState == nil || *resp.Response.InstanceSet[0].LatestOperationState != "OPERATING") {
break
}
time.Sleep(DefaultWaitForInterval * time.Second)
timeout = timeout - DefaultWaitForInterval
if timeout <= 0 {
return fmt.Errorf("wait instance(%s) status(%s) timeout", instanceId, status)
}
}
return nil
}
// WaitForImageReady wait for image reaches statue
func WaitForImageReady(ctx context.Context, client *cvm.Client, imageName string, status string, timeout int) error {
for {
image, err := GetImageByName(ctx, client, imageName)
if err != nil {
return err
}
if image != nil && *image.ImageState == status {
return nil
}
time.Sleep(DefaultWaitForInterval * time.Second)
timeout = timeout - DefaultWaitForInterval
if timeout <= 0 {
return fmt.Errorf("wait image(%s) status(%s) timeout", imageName, status)
}
}
}
// GetImageByName get image by image name
func GetImageByName(ctx context.Context, client *cvm.Client, imageName string) (*cvm.Image, error) {
req := cvm.NewDescribeImagesRequest()
req.Filters = []*cvm.Filter{
{
Name: common.StringPtr("image-name"),
Values: []*string{&imageName},
},
}
var resp *cvm.DescribeImagesResponse
err := Retry(ctx, func(ctx context.Context) error {
var e error
resp, e = client.DescribeImages(req)
return e
})
if err != nil {
return nil, err
}
if *resp.Response.TotalCount > 0 {
for _, image := range resp.Response.ImageSet {
if *image.ImageName == imageName {
return image, nil
}
}
}
return nil, nil
}
// NewCvmClient returns a new cvm client
func NewCvmClient(secretId, secretKey, region string) (client *cvm.Client, err error) {
cpf := profile.NewClientProfile()
cpf.HttpProfile.ReqMethod = "POST"
cpf.HttpProfile.ReqTimeout = 300
cpf.Language = "en-US"
credential := common.NewCredential(secretId, secretKey)
client, err = cvm.NewClient(credential, region, cpf)
return
}
// NewVpcClient returns a new vpc client
func NewVpcClient(secretId, secretKey, region string) (client *vpc.Client, err error) {
cpf := profile.NewClientProfile()
cpf.HttpProfile.ReqMethod = "POST"
cpf.HttpProfile.ReqTimeout = 300
cpf.Language = "en-US"
credential := common.NewCredential(secretId, secretKey)
client, err = vpc.NewClient(credential, region, cpf)
return
}
// CheckResourceIdFormat check resource id format
func CheckResourceIdFormat(resource string, id string) bool {
regex := regexp.MustCompile(fmt.Sprintf("%s-[0-9a-z]{8}$", resource))
return regex.MatchString(id)
}
// SSHHost returns a function that can be given to the SSH communicator
func SSHHost(pubilcIp bool) func(multistep.StateBag) (string, error) {
return func(state multistep.StateBag) (string, error) {
instance := state.Get("instance").(*cvm.Instance)
if pubilcIp {
return *instance.PublicIpAddresses[0], nil
} else {
return *instance.PrivateIpAddresses[0], nil
}
}
}
// Retry do retry on api request
func Retry(ctx context.Context, fn func(context.Context) error) error {
return retry.Config{
Tries: 60,
ShouldRetry: func(err error) bool {
e, ok := err.(*errors.TencentCloudSDKError)
if !ok {
return false
}
if e.Code == "ClientError.NetworkError" || e.Code == "ClientError.HttpStatusCodeError" ||
e.Code == "InvalidKeyPair.NotSupported" || e.Code == "InvalidParameterValue.KeyPairNotSupported" ||
e.Code == "InvalidInstance.NotSupported" || e.Code == "OperationDenied.InstanceOperationInProgress" ||
strings.Contains(e.Code, "RequestLimitExceeded") || strings.Contains(e.Code, "InternalError") ||
strings.Contains(e.Code, "ResourceInUse") || strings.Contains(e.Code, "ResourceBusy") {
return true
}
return false
},
RetryDelay: (&retry.Backoff{
InitialBackoff: 1 * time.Second,
MaxBackoff: 5 * time.Second,
Multiplier: 2,
}).Linear,
}.Run(ctx, fn)
}
// SayClean tell you clean module message
func SayClean(state multistep.StateBag, module string) {
_, halted := state.GetOk(multistep.StateHalted)
_, cancelled := state.GetOk(multistep.StateCancelled)
if halted {
Say(state, fmt.Sprintf("Deleting %s because of error...", module), "")
} else if cancelled {
Say(state, fmt.Sprintf("Deleting %s because of cancellation...", module), "")
} else {
Say(state, fmt.Sprintf("Cleaning up %s...", module), "")
}
}
// Say tell you a message
func Say(state multistep.StateBag, message, prefix string) {
if prefix != "" {
message = fmt.Sprintf("%s: %s", prefix, message)
}
if strings.HasPrefix(message, "Trying to") {
message += "..."
}
ui := state.Get("ui").(packersdk.Ui)
ui.Say(message)
}
// Message print a message
func Message(state multistep.StateBag, message, prefix string) {
if prefix != "" {
message = fmt.Sprintf("%s: %s", prefix, message)
}
ui := state.Get("ui").(packersdk.Ui)
ui.Message(message)
}
// Error print error message
func Error(state multistep.StateBag, err error, prefix string) {
if prefix != "" {
err = fmt.Errorf("%s: %s", prefix, err)
}
ui := state.Get("ui").(packersdk.Ui)
ui.Error(err.Error())
}
// Halt print error message and exit
func Halt(state multistep.StateBag, err error, prefix string) multistep.StepAction {
Error(state, err, prefix)
state.Put("error", err)
return multistep.ActionHalt
}