-
Notifications
You must be signed in to change notification settings - Fork 39.4k
/
requests.go
493 lines (429 loc) · 15.7 KB
/
requests.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
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
package stacks
import (
"errors"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/pagination"
)
// Rollback is used to specify whether or not a stack can be rolled back.
type Rollback *bool
var (
disable = true
// Disable is used to specify that a stack cannot be rolled back.
Disable Rollback = &disable
enable = false
// Enable is used to specify that a stack can be rolled back.
Enable Rollback = &enable
)
// CreateOptsBuilder is the interface options structs have to satisfy in order
// to be used in the main Create operation in this package. Since many
// extensions decorate or modify the common logic, it is useful for them to
// satisfy a basic interface in order for them to be used.
type CreateOptsBuilder interface {
ToStackCreateMap() (map[string]interface{}, error)
}
// CreateOpts is the common options struct used in this package's Create
// operation.
type CreateOpts struct {
// (REQUIRED) The name of the stack. It must start with an alphabetic character.
Name string
// (OPTIONAL; REQUIRED IF Template IS EMPTY) The URL of the template to instantiate.
// This value is ignored if Template is supplied inline.
TemplateURL string
// (OPTIONAL; REQUIRED IF TemplateURL IS EMPTY) A template to instantiate. The value
// is a stringified version of the JSON/YAML template. Since the template will likely
// be located in a file, one way to set this variable is by using ioutil.ReadFile:
// import "io/ioutil"
// var opts stacks.CreateOpts
// b, err := ioutil.ReadFile("path/to/you/template/file.json")
// if err != nil {
// // handle error...
// }
// opts.Template = string(b)
Template string
// (OPTIONAL) Enables or disables deletion of all stack resources when a stack
// creation fails. Default is true, meaning all resources are not deleted when
// stack creation fails.
DisableRollback Rollback
// (OPTIONAL) A stringified JSON environment for the stack.
Environment string
// (OPTIONAL) A map that maps file names to file contents. It can also be used
// to pass provider template contents. Example:
// Files: `{"myfile": "#!/bin/bash\necho 'Hello world' > /root/testfile.txt"}`
Files map[string]interface{}
// (OPTIONAL) User-defined parameters to pass to the template.
Parameters map[string]string
// (OPTIONAL) The timeout for stack creation in minutes.
Timeout int
}
// ToStackCreateMap casts a CreateOpts struct to a map.
func (opts CreateOpts) ToStackCreateMap() (map[string]interface{}, error) {
s := make(map[string]interface{})
if opts.Name == "" {
return s, errors.New("Required field 'Name' not provided.")
}
s["stack_name"] = opts.Name
if opts.Template != "" {
s["template"] = opts.Template
} else if opts.TemplateURL != "" {
s["template_url"] = opts.TemplateURL
} else {
return s, errors.New("Either Template or TemplateURL must be provided.")
}
if opts.DisableRollback != nil {
s["disable_rollback"] = &opts.DisableRollback
}
if opts.Environment != "" {
s["environment"] = opts.Environment
}
if opts.Files != nil {
s["files"] = opts.Files
}
if opts.Parameters != nil {
s["parameters"] = opts.Parameters
}
if opts.Timeout != 0 {
s["timeout_mins"] = opts.Timeout
}
return s, nil
}
// Create accepts a CreateOpts struct and creates a new stack using the values
// provided.
func Create(c *gophercloud.ServiceClient, opts CreateOptsBuilder) CreateResult {
var res CreateResult
reqBody, err := opts.ToStackCreateMap()
if err != nil {
res.Err = err
return res
}
_, res.Err = c.Post(createURL(c), reqBody, &res.Body, nil)
return res
}
// AdoptOptsBuilder is the interface options structs have to satisfy in order
// to be used in the Adopt function in this package. Since many
// extensions decorate or modify the common logic, it is useful for them to
// satisfy a basic interface in order for them to be used.
type AdoptOptsBuilder interface {
ToStackAdoptMap() (map[string]interface{}, error)
}
// AdoptOpts is the common options struct used in this package's Adopt
// operation.
type AdoptOpts struct {
// (REQUIRED) Existing resources data represented as a string to add to the
// new stack. Data returned by Abandon could be provided as AdoptsStackData.
AdoptStackData string
// (REQUIRED) The name of the stack. It must start with an alphabetic character.
Name string
// (REQUIRED) The timeout for stack creation in minutes.
Timeout int
// (OPTIONAL; REQUIRED IF Template IS EMPTY) The URL of the template to instantiate.
// This value is ignored if Template is supplied inline.
TemplateURL string
// (OPTIONAL; REQUIRED IF TemplateURL IS EMPTY) A template to instantiate. The value
// is a stringified version of the JSON/YAML template. Since the template will likely
// be located in a file, one way to set this variable is by using ioutil.ReadFile:
// import "io/ioutil"
// var opts stacks.CreateOpts
// b, err := ioutil.ReadFile("path/to/you/template/file.json")
// if err != nil {
// // handle error...
// }
// opts.Template = string(b)
Template string
// (OPTIONAL) Enables or disables deletion of all stack resources when a stack
// creation fails. Default is true, meaning all resources are not deleted when
// stack creation fails.
DisableRollback Rollback
// (OPTIONAL) A stringified JSON environment for the stack.
Environment string
// (OPTIONAL) A map that maps file names to file contents. It can also be used
// to pass provider template contents. Example:
// Files: `{"myfile": "#!/bin/bash\necho 'Hello world' > /root/testfile.txt"}`
Files map[string]interface{}
// (OPTIONAL) User-defined parameters to pass to the template.
Parameters map[string]string
}
// ToStackAdoptMap casts a CreateOpts struct to a map.
func (opts AdoptOpts) ToStackAdoptMap() (map[string]interface{}, error) {
s := make(map[string]interface{})
if opts.Name == "" {
return s, errors.New("Required field 'Name' not provided.")
}
s["stack_name"] = opts.Name
if opts.Template != "" {
s["template"] = opts.Template
} else if opts.TemplateURL != "" {
s["template_url"] = opts.TemplateURL
} else {
return s, errors.New("Either Template or TemplateURL must be provided.")
}
if opts.AdoptStackData == "" {
return s, errors.New("Required field 'AdoptStackData' not provided.")
}
s["adopt_stack_data"] = opts.AdoptStackData
if opts.DisableRollback != nil {
s["disable_rollback"] = &opts.DisableRollback
}
if opts.Environment != "" {
s["environment"] = opts.Environment
}
if opts.Files != nil {
s["files"] = opts.Files
}
if opts.Parameters != nil {
s["parameters"] = opts.Parameters
}
if opts.Timeout == 0 {
return nil, errors.New("Required field 'Timeout' not provided.")
}
s["timeout_mins"] = opts.Timeout
return map[string]interface{}{"stack": s}, nil
}
// Adopt accepts an AdoptOpts struct and creates a new stack using the resources
// from another stack.
func Adopt(c *gophercloud.ServiceClient, opts AdoptOptsBuilder) AdoptResult {
var res AdoptResult
reqBody, err := opts.ToStackAdoptMap()
if err != nil {
res.Err = err
return res
}
_, res.Err = c.Post(adoptURL(c), reqBody, &res.Body, nil)
return res
}
// SortDir is a type for specifying in which direction to sort a list of stacks.
type SortDir string
// SortKey is a type for specifying by which key to sort a list of stacks.
type SortKey string
var (
// SortAsc is used to sort a list of stacks in ascending order.
SortAsc SortDir = "asc"
// SortDesc is used to sort a list of stacks in descending order.
SortDesc SortDir = "desc"
// SortName is used to sort a list of stacks by name.
SortName SortKey = "name"
// SortStatus is used to sort a list of stacks by status.
SortStatus SortKey = "status"
// SortCreatedAt is used to sort a list of stacks by date created.
SortCreatedAt SortKey = "created_at"
// SortUpdatedAt is used to sort a list of stacks by date updated.
SortUpdatedAt SortKey = "updated_at"
)
// ListOptsBuilder allows extensions to add additional parameters to the
// List request.
type ListOptsBuilder interface {
ToStackListQuery() (string, error)
}
// ListOpts allows the filtering and sorting of paginated collections through
// the API. Filtering is achieved by passing in struct field values that map to
// the network attributes you want to see returned. SortKey allows you to sort
// by a particular network attribute. SortDir sets the direction, and is either
// `asc' or `desc'. Marker and Limit are used for pagination.
type ListOpts struct {
Status string `q:"status"`
Name string `q:"name"`
Marker string `q:"marker"`
Limit int `q:"limit"`
SortKey SortKey `q:"sort_keys"`
SortDir SortDir `q:"sort_dir"`
}
// ToStackListQuery formats a ListOpts into a query string.
func (opts ListOpts) ToStackListQuery() (string, error) {
q, err := gophercloud.BuildQueryString(opts)
if err != nil {
return "", err
}
return q.String(), nil
}
// List returns a Pager which allows you to iterate over a collection of
// stacks. It accepts a ListOpts struct, which allows you to filter and sort
// the returned collection for greater efficiency.
func List(c *gophercloud.ServiceClient, opts ListOptsBuilder) pagination.Pager {
url := listURL(c)
if opts != nil {
query, err := opts.ToStackListQuery()
if err != nil {
return pagination.Pager{Err: err}
}
url += query
}
createPage := func(r pagination.PageResult) pagination.Page {
return StackPage{pagination.SinglePageBase(r)}
}
return pagination.NewPager(c, url, createPage)
}
// Get retreives a stack based on the stack name and stack ID.
func Get(c *gophercloud.ServiceClient, stackName, stackID string) GetResult {
var res GetResult
_, res.Err = c.Get(getURL(c, stackName, stackID), &res.Body, nil)
return res
}
// UpdateOptsBuilder is the interface options structs have to satisfy in order
// to be used in the Update operation in this package.
type UpdateOptsBuilder interface {
ToStackUpdateMap() (map[string]interface{}, error)
}
// UpdateOpts contains the common options struct used in this package's Update
// operation.
type UpdateOpts struct {
// (OPTIONAL; REQUIRED IF Template IS EMPTY) The URL of the template to instantiate.
// This value is ignored if Template is supplied inline.
TemplateURL string
// (OPTIONAL; REQUIRED IF TemplateURL IS EMPTY) A template to instantiate. The value
// is a stringified version of the JSON/YAML template. Since the template will likely
// be located in a file, one way to set this variable is by using ioutil.ReadFile:
// import "io/ioutil"
// var opts stacks.CreateOpts
// b, err := ioutil.ReadFile("path/to/you/template/file.json")
// if err != nil {
// // handle error...
// }
// opts.Template = string(b)
Template string
// (OPTIONAL) A stringified JSON environment for the stack.
Environment string
// (OPTIONAL) A map that maps file names to file contents. It can also be used
// to pass provider template contents. Example:
// Files: `{"myfile": "#!/bin/bash\necho 'Hello world' > /root/testfile.txt"}`
Files map[string]interface{}
// (OPTIONAL) User-defined parameters to pass to the template.
Parameters map[string]string
// (OPTIONAL) The timeout for stack creation in minutes.
Timeout int
}
// ToStackUpdateMap casts a CreateOpts struct to a map.
func (opts UpdateOpts) ToStackUpdateMap() (map[string]interface{}, error) {
s := make(map[string]interface{})
if opts.Template != "" {
s["template"] = opts.Template
} else if opts.TemplateURL != "" {
s["template_url"] = opts.TemplateURL
} else {
return s, errors.New("Either Template or TemplateURL must be provided.")
}
if opts.Environment != "" {
s["environment"] = opts.Environment
}
if opts.Files != nil {
s["files"] = opts.Files
}
if opts.Parameters != nil {
s["parameters"] = opts.Parameters
}
if opts.Timeout != 0 {
s["timeout_mins"] = opts.Timeout
}
return s, nil
}
// Update accepts an UpdateOpts struct and updates an existing stack using the values
// provided.
func Update(c *gophercloud.ServiceClient, stackName, stackID string, opts UpdateOptsBuilder) UpdateResult {
var res UpdateResult
reqBody, err := opts.ToStackUpdateMap()
if err != nil {
res.Err = err
return res
}
_, res.Err = c.Put(updateURL(c, stackName, stackID), reqBody, nil, nil)
return res
}
// Delete deletes a stack based on the stack name and stack ID.
func Delete(c *gophercloud.ServiceClient, stackName, stackID string) DeleteResult {
var res DeleteResult
_, res.Err = c.Delete(deleteURL(c, stackName, stackID), nil)
return res
}
// PreviewOptsBuilder is the interface options structs have to satisfy in order
// to be used in the Preview operation in this package.
type PreviewOptsBuilder interface {
ToStackPreviewMap() (map[string]interface{}, error)
}
// PreviewOpts contains the common options struct used in this package's Preview
// operation.
type PreviewOpts struct {
// (REQUIRED) The name of the stack. It must start with an alphabetic character.
Name string
// (REQUIRED) The timeout for stack creation in minutes.
Timeout int
// (OPTIONAL; REQUIRED IF Template IS EMPTY) The URL of the template to instantiate.
// This value is ignored if Template is supplied inline.
TemplateURL string
// (OPTIONAL; REQUIRED IF TemplateURL IS EMPTY) A template to instantiate. The value
// is a stringified version of the JSON/YAML template. Since the template will likely
// be located in a file, one way to set this variable is by using ioutil.ReadFile:
// import "io/ioutil"
// var opts stacks.CreateOpts
// b, err := ioutil.ReadFile("path/to/you/template/file.json")
// if err != nil {
// // handle error...
// }
// opts.Template = string(b)
Template string
// (OPTIONAL) Enables or disables deletion of all stack resources when a stack
// creation fails. Default is true, meaning all resources are not deleted when
// stack creation fails.
DisableRollback Rollback
// (OPTIONAL) A stringified JSON environment for the stack.
Environment string
// (OPTIONAL) A map that maps file names to file contents. It can also be used
// to pass provider template contents. Example:
// Files: `{"myfile": "#!/bin/bash\necho 'Hello world' > /root/testfile.txt"}`
Files map[string]interface{}
// (OPTIONAL) User-defined parameters to pass to the template.
Parameters map[string]string
}
// ToStackPreviewMap casts a PreviewOpts struct to a map.
func (opts PreviewOpts) ToStackPreviewMap() (map[string]interface{}, error) {
s := make(map[string]interface{})
if opts.Name == "" {
return s, errors.New("Required field 'Name' not provided.")
}
s["stack_name"] = opts.Name
if opts.Template != "" {
s["template"] = opts.Template
} else if opts.TemplateURL != "" {
s["template_url"] = opts.TemplateURL
} else {
return s, errors.New("Either Template or TemplateURL must be provided.")
}
if opts.DisableRollback != nil {
s["disable_rollback"] = &opts.DisableRollback
}
if opts.Environment != "" {
s["environment"] = opts.Environment
}
if opts.Files != nil {
s["files"] = opts.Files
}
if opts.Parameters != nil {
s["parameters"] = opts.Parameters
}
if opts.Timeout != 0 {
s["timeout_mins"] = opts.Timeout
}
return s, nil
}
// Preview accepts a PreviewOptsBuilder interface and creates a preview of a stack using the values
// provided.
func Preview(c *gophercloud.ServiceClient, opts PreviewOptsBuilder) PreviewResult {
var res PreviewResult
reqBody, err := opts.ToStackPreviewMap()
if err != nil {
res.Err = err
return res
}
// Send request to API
_, res.Err = c.Post(previewURL(c), reqBody, &res.Body, &gophercloud.RequestOpts{
OkCodes: []int{200},
})
return res
}
// Abandon deletes the stack with the provided stackName and stackID, but leaves its
// resources intact, and returns data describing the stack and its resources.
func Abandon(c *gophercloud.ServiceClient, stackName, stackID string) AbandonResult {
var res AbandonResult
_, res.Err = c.Delete(abandonURL(c, stackName, stackID), &gophercloud.RequestOpts{
JSONResponse: &res.Body,
OkCodes: []int{200},
})
return res
}