-
Notifications
You must be signed in to change notification settings - Fork 615
/
endpoints.go
520 lines (442 loc) · 16.1 KB
/
endpoints.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
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
// Code generated by smithy-go-codegen DO NOT EDIT.
package kinesisvideo
import (
"context"
"errors"
"fmt"
"github.com/aws/aws-sdk-go-v2/aws"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
internalConfig "github.com/aws/aws-sdk-go-v2/internal/configsources"
"github.com/aws/aws-sdk-go-v2/internal/endpoints"
"github.com/aws/aws-sdk-go-v2/internal/endpoints/awsrulesfn"
internalendpoints "github.com/aws/aws-sdk-go-v2/service/kinesisvideo/internal/endpoints"
smithyauth "github.com/aws/smithy-go/auth"
smithyendpoints "github.com/aws/smithy-go/endpoints"
"github.com/aws/smithy-go/middleware"
"github.com/aws/smithy-go/ptr"
smithyhttp "github.com/aws/smithy-go/transport/http"
"net/http"
"net/url"
"os"
"strings"
)
// EndpointResolverOptions is the service endpoint resolver options
type EndpointResolverOptions = internalendpoints.Options
// EndpointResolver interface for resolving service endpoints.
type EndpointResolver interface {
ResolveEndpoint(region string, options EndpointResolverOptions) (aws.Endpoint, error)
}
var _ EndpointResolver = &internalendpoints.Resolver{}
// NewDefaultEndpointResolver constructs a new service endpoint resolver
func NewDefaultEndpointResolver() *internalendpoints.Resolver {
return internalendpoints.New()
}
// EndpointResolverFunc is a helper utility that wraps a function so it satisfies
// the EndpointResolver interface. This is useful when you want to add additional
// endpoint resolving logic, or stub out specific endpoints with custom values.
type EndpointResolverFunc func(region string, options EndpointResolverOptions) (aws.Endpoint, error)
func (fn EndpointResolverFunc) ResolveEndpoint(region string, options EndpointResolverOptions) (endpoint aws.Endpoint, err error) {
return fn(region, options)
}
// EndpointResolverFromURL returns an EndpointResolver configured using the
// provided endpoint url. By default, the resolved endpoint resolver uses the
// client region as signing region, and the endpoint source is set to
// EndpointSourceCustom.You can provide functional options to configure endpoint
// values for the resolved endpoint.
func EndpointResolverFromURL(url string, optFns ...func(*aws.Endpoint)) EndpointResolver {
e := aws.Endpoint{URL: url, Source: aws.EndpointSourceCustom}
for _, fn := range optFns {
fn(&e)
}
return EndpointResolverFunc(
func(region string, options EndpointResolverOptions) (aws.Endpoint, error) {
if len(e.SigningRegion) == 0 {
e.SigningRegion = region
}
return e, nil
},
)
}
type ResolveEndpoint struct {
Resolver EndpointResolver
Options EndpointResolverOptions
}
func (*ResolveEndpoint) ID() string {
return "ResolveEndpoint"
}
func (m *ResolveEndpoint) HandleSerialize(ctx context.Context, in middleware.SerializeInput, next middleware.SerializeHandler) (
out middleware.SerializeOutput, metadata middleware.Metadata, err error,
) {
if !awsmiddleware.GetRequiresLegacyEndpoints(ctx) {
return next.HandleSerialize(ctx, in)
}
req, ok := in.Request.(*smithyhttp.Request)
if !ok {
return out, metadata, fmt.Errorf("unknown transport type %T", in.Request)
}
if m.Resolver == nil {
return out, metadata, fmt.Errorf("expected endpoint resolver to not be nil")
}
eo := m.Options
eo.Logger = middleware.GetLogger(ctx)
var endpoint aws.Endpoint
endpoint, err = m.Resolver.ResolveEndpoint(awsmiddleware.GetRegion(ctx), eo)
if err != nil {
nf := (&aws.EndpointNotFoundError{})
if errors.As(err, &nf) {
ctx = awsmiddleware.SetRequiresLegacyEndpoints(ctx, false)
return next.HandleSerialize(ctx, in)
}
return out, metadata, fmt.Errorf("failed to resolve service endpoint, %w", err)
}
req.URL, err = url.Parse(endpoint.URL)
if err != nil {
return out, metadata, fmt.Errorf("failed to parse endpoint URL: %w", err)
}
if len(awsmiddleware.GetSigningName(ctx)) == 0 {
signingName := endpoint.SigningName
if len(signingName) == 0 {
signingName = "kinesisvideo"
}
ctx = awsmiddleware.SetSigningName(ctx, signingName)
}
ctx = awsmiddleware.SetEndpointSource(ctx, endpoint.Source)
ctx = smithyhttp.SetHostnameImmutable(ctx, endpoint.HostnameImmutable)
ctx = awsmiddleware.SetSigningRegion(ctx, endpoint.SigningRegion)
ctx = awsmiddleware.SetPartitionID(ctx, endpoint.PartitionID)
return next.HandleSerialize(ctx, in)
}
func addResolveEndpointMiddleware(stack *middleware.Stack, o Options) error {
return stack.Serialize.Insert(&ResolveEndpoint{
Resolver: o.EndpointResolver,
Options: o.EndpointOptions,
}, "OperationSerializer", middleware.Before)
}
func removeResolveEndpointMiddleware(stack *middleware.Stack) error {
_, err := stack.Serialize.Remove((&ResolveEndpoint{}).ID())
return err
}
type wrappedEndpointResolver struct {
awsResolver aws.EndpointResolverWithOptions
}
func (w *wrappedEndpointResolver) ResolveEndpoint(region string, options EndpointResolverOptions) (endpoint aws.Endpoint, err error) {
return w.awsResolver.ResolveEndpoint(ServiceID, region, options)
}
type awsEndpointResolverAdaptor func(service, region string) (aws.Endpoint, error)
func (a awsEndpointResolverAdaptor) ResolveEndpoint(service, region string, options ...interface{}) (aws.Endpoint, error) {
return a(service, region)
}
var _ aws.EndpointResolverWithOptions = awsEndpointResolverAdaptor(nil)
// withEndpointResolver returns an aws.EndpointResolverWithOptions that first delegates endpoint resolution to the awsResolver.
// If awsResolver returns aws.EndpointNotFoundError error, the v1 resolver middleware will swallow the error,
// and set an appropriate context flag such that fallback will occur when EndpointResolverV2 is invoked
// via its middleware.
//
// If another error (besides aws.EndpointNotFoundError) is returned, then that error will be propagated.
func withEndpointResolver(awsResolver aws.EndpointResolver, awsResolverWithOptions aws.EndpointResolverWithOptions) EndpointResolver {
var resolver aws.EndpointResolverWithOptions
if awsResolverWithOptions != nil {
resolver = awsResolverWithOptions
} else if awsResolver != nil {
resolver = awsEndpointResolverAdaptor(awsResolver.ResolveEndpoint)
}
return &wrappedEndpointResolver{
awsResolver: resolver,
}
}
func finalizeClientEndpointResolverOptions(options *Options) {
options.EndpointOptions.LogDeprecated = options.ClientLogMode.IsDeprecatedUsage()
if len(options.EndpointOptions.ResolvedRegion) == 0 {
const fipsInfix = "-fips-"
const fipsPrefix = "fips-"
const fipsSuffix = "-fips"
if strings.Contains(options.Region, fipsInfix) ||
strings.Contains(options.Region, fipsPrefix) ||
strings.Contains(options.Region, fipsSuffix) {
options.EndpointOptions.ResolvedRegion = strings.ReplaceAll(strings.ReplaceAll(strings.ReplaceAll(
options.Region, fipsInfix, "-"), fipsPrefix, ""), fipsSuffix, "")
options.EndpointOptions.UseFIPSEndpoint = aws.FIPSEndpointStateEnabled
}
}
}
func resolveEndpointResolverV2(options *Options) {
if options.EndpointResolverV2 == nil {
options.EndpointResolverV2 = NewDefaultEndpointResolverV2()
}
}
func resolveBaseEndpoint(cfg aws.Config, o *Options) {
if cfg.BaseEndpoint != nil {
o.BaseEndpoint = cfg.BaseEndpoint
}
_, g := os.LookupEnv("AWS_ENDPOINT_URL")
_, s := os.LookupEnv("AWS_ENDPOINT_URL_KINESIS_VIDEO")
if g && !s {
return
}
value, found, err := internalConfig.ResolveServiceBaseEndpoint(context.Background(), "Kinesis Video", cfg.ConfigSources)
if found && err == nil {
o.BaseEndpoint = &value
}
}
func bindRegion(region string) *string {
if region == "" {
return nil
}
return aws.String(endpoints.MapFIPSRegion(region))
}
// EndpointParameters provides the parameters that influence how endpoints are
// resolved.
type EndpointParameters struct {
// The AWS region used to dispatch the request.
//
// Parameter is
// required.
//
// AWS::Region
Region *string
// When true, use the dual-stack endpoint. If the configured endpoint does not
// support dual-stack, dispatching the request MAY return an error.
//
// Defaults to
// false if no value is provided.
//
// AWS::UseDualStack
UseDualStack *bool
// When true, send this request to the FIPS-compliant regional endpoint. If the
// configured endpoint does not have a FIPS compliant endpoint, dispatching the
// request will return an error.
//
// Defaults to false if no value is
// provided.
//
// AWS::UseFIPS
UseFIPS *bool
// Override the endpoint used to send this request
//
// Parameter is
// required.
//
// SDK::Endpoint
Endpoint *string
}
// ValidateRequired validates required parameters are set.
func (p EndpointParameters) ValidateRequired() error {
if p.UseDualStack == nil {
return fmt.Errorf("parameter UseDualStack is required")
}
if p.UseFIPS == nil {
return fmt.Errorf("parameter UseFIPS is required")
}
return nil
}
// WithDefaults returns a shallow copy of EndpointParameterswith default values
// applied to members where applicable.
func (p EndpointParameters) WithDefaults() EndpointParameters {
if p.UseDualStack == nil {
p.UseDualStack = ptr.Bool(false)
}
if p.UseFIPS == nil {
p.UseFIPS = ptr.Bool(false)
}
return p
}
// EndpointResolverV2 provides the interface for resolving service endpoints.
type EndpointResolverV2 interface {
// ResolveEndpoint attempts to resolve the endpoint with the provided options,
// returning the endpoint if found. Otherwise an error is returned.
ResolveEndpoint(ctx context.Context, params EndpointParameters) (
smithyendpoints.Endpoint, error,
)
}
// resolver provides the implementation for resolving endpoints.
type resolver struct{}
func NewDefaultEndpointResolverV2() EndpointResolverV2 {
return &resolver{}
}
// ResolveEndpoint attempts to resolve the endpoint with the provided options,
// returning the endpoint if found. Otherwise an error is returned.
func (r *resolver) ResolveEndpoint(
ctx context.Context, params EndpointParameters,
) (
endpoint smithyendpoints.Endpoint, err error,
) {
params = params.WithDefaults()
if err = params.ValidateRequired(); err != nil {
return endpoint, fmt.Errorf("endpoint parameters are not valid, %w", err)
}
_UseDualStack := *params.UseDualStack
_UseFIPS := *params.UseFIPS
if exprVal := params.Endpoint; exprVal != nil {
_Endpoint := *exprVal
_ = _Endpoint
if _UseFIPS == true {
return endpoint, fmt.Errorf("endpoint rule error, %s", "Invalid Configuration: FIPS and custom endpoint are not supported")
}
if _UseDualStack == true {
return endpoint, fmt.Errorf("endpoint rule error, %s", "Invalid Configuration: Dualstack and custom endpoint are not supported")
}
uriString := _Endpoint
uri, err := url.Parse(uriString)
if err != nil {
return endpoint, fmt.Errorf("Failed to parse uri: %s", uriString)
}
return smithyendpoints.Endpoint{
URI: *uri,
Headers: http.Header{},
}, nil
}
if exprVal := params.Region; exprVal != nil {
_Region := *exprVal
_ = _Region
if exprVal := awsrulesfn.GetPartition(_Region); exprVal != nil {
_PartitionResult := *exprVal
_ = _PartitionResult
if _UseFIPS == true {
if _UseDualStack == true {
if true == _PartitionResult.SupportsFIPS {
if true == _PartitionResult.SupportsDualStack {
uriString := func() string {
var out strings.Builder
out.WriteString("https://kinesisvideo-fips.")
out.WriteString(_Region)
out.WriteString(".")
out.WriteString(_PartitionResult.DualStackDnsSuffix)
return out.String()
}()
uri, err := url.Parse(uriString)
if err != nil {
return endpoint, fmt.Errorf("Failed to parse uri: %s", uriString)
}
return smithyendpoints.Endpoint{
URI: *uri,
Headers: http.Header{},
}, nil
}
}
return endpoint, fmt.Errorf("endpoint rule error, %s", "FIPS and DualStack are enabled, but this partition does not support one or both")
}
}
if _UseFIPS == true {
if _PartitionResult.SupportsFIPS == true {
uriString := func() string {
var out strings.Builder
out.WriteString("https://kinesisvideo-fips.")
out.WriteString(_Region)
out.WriteString(".")
out.WriteString(_PartitionResult.DnsSuffix)
return out.String()
}()
uri, err := url.Parse(uriString)
if err != nil {
return endpoint, fmt.Errorf("Failed to parse uri: %s", uriString)
}
return smithyendpoints.Endpoint{
URI: *uri,
Headers: http.Header{},
}, nil
}
return endpoint, fmt.Errorf("endpoint rule error, %s", "FIPS is enabled but this partition does not support FIPS")
}
if _UseDualStack == true {
if true == _PartitionResult.SupportsDualStack {
uriString := func() string {
var out strings.Builder
out.WriteString("https://kinesisvideo.")
out.WriteString(_Region)
out.WriteString(".")
out.WriteString(_PartitionResult.DualStackDnsSuffix)
return out.String()
}()
uri, err := url.Parse(uriString)
if err != nil {
return endpoint, fmt.Errorf("Failed to parse uri: %s", uriString)
}
return smithyendpoints.Endpoint{
URI: *uri,
Headers: http.Header{},
}, nil
}
return endpoint, fmt.Errorf("endpoint rule error, %s", "DualStack is enabled but this partition does not support DualStack")
}
uriString := func() string {
var out strings.Builder
out.WriteString("https://kinesisvideo.")
out.WriteString(_Region)
out.WriteString(".")
out.WriteString(_PartitionResult.DnsSuffix)
return out.String()
}()
uri, err := url.Parse(uriString)
if err != nil {
return endpoint, fmt.Errorf("Failed to parse uri: %s", uriString)
}
return smithyendpoints.Endpoint{
URI: *uri,
Headers: http.Header{},
}, nil
}
return endpoint, fmt.Errorf("Endpoint resolution failed. Invalid operation or environment input.")
}
return endpoint, fmt.Errorf("endpoint rule error, %s", "Invalid Configuration: Missing Region")
}
type endpointParamsBinder interface {
bindEndpointParams(*EndpointParameters)
}
func bindEndpointParams(ctx context.Context, input interface{}, options Options) *EndpointParameters {
params := &EndpointParameters{}
params.Region = bindRegion(options.Region)
params.UseDualStack = aws.Bool(options.EndpointOptions.UseDualStackEndpoint == aws.DualStackEndpointStateEnabled)
params.UseFIPS = aws.Bool(options.EndpointOptions.UseFIPSEndpoint == aws.FIPSEndpointStateEnabled)
params.Endpoint = options.BaseEndpoint
if b, ok := input.(endpointParamsBinder); ok {
b.bindEndpointParams(params)
}
return params
}
type resolveEndpointV2Middleware struct {
options Options
}
func (*resolveEndpointV2Middleware) ID() string {
return "ResolveEndpointV2"
}
func (m *resolveEndpointV2Middleware) HandleFinalize(ctx context.Context, in middleware.FinalizeInput, next middleware.FinalizeHandler) (
out middleware.FinalizeOutput, metadata middleware.Metadata, err error,
) {
if awsmiddleware.GetRequiresLegacyEndpoints(ctx) {
return next.HandleFinalize(ctx, in)
}
if err := checkAccountID(getIdentity(ctx), m.options.AccountIDEndpointMode); err != nil {
return out, metadata, fmt.Errorf("invalid accountID set: %w", err)
}
req, ok := in.Request.(*smithyhttp.Request)
if !ok {
return out, metadata, fmt.Errorf("unknown transport type %T", in.Request)
}
if m.options.EndpointResolverV2 == nil {
return out, metadata, fmt.Errorf("expected endpoint resolver to not be nil")
}
params := bindEndpointParams(ctx, getOperationInput(ctx), m.options)
endpt, err := m.options.EndpointResolverV2.ResolveEndpoint(ctx, *params)
if err != nil {
return out, metadata, fmt.Errorf("failed to resolve service endpoint, %w", err)
}
if endpt.URI.RawPath == "" && req.URL.RawPath != "" {
endpt.URI.RawPath = endpt.URI.Path
}
req.URL.Scheme = endpt.URI.Scheme
req.URL.Host = endpt.URI.Host
req.URL.Path = smithyhttp.JoinPath(endpt.URI.Path, req.URL.Path)
req.URL.RawPath = smithyhttp.JoinPath(endpt.URI.RawPath, req.URL.RawPath)
for k := range endpt.Headers {
req.Header.Set(k, endpt.Headers.Get(k))
}
rscheme := getResolvedAuthScheme(ctx)
if rscheme == nil {
return out, metadata, fmt.Errorf("no resolved auth scheme")
}
opts, _ := smithyauth.GetAuthOptions(&endpt.Properties)
for _, o := range opts {
rscheme.SignerProperties.SetAll(&o.SignerProperties)
}
return next.HandleFinalize(ctx, in)
}