func TestDualStackEndpoint(t *testing.T) {
ep, sr := endpoints.EndpointForRegion("s3", "mock-region-1", false, true)
assert.Equal(t, "https://s3.dualstack.mock-region-1.amazonaws.com", ep)
assert.Equal(t, "", sr)
ep, sr = endpoints.EndpointForRegion("mock-svc", "mock-region-1", false, true)
assert.Equal(t, "", ep)
assert.Equal(t, "", sr)
ep, sr = endpoints.EndpointForRegion("s3", "mock-region-1", false, false)
assert.Equal(t, "https://s3-mock-region-1.amazonaws.com", ep)
assert.Equal(t, "", sr)
}
func TestGenericEndpoint(t *testing.T) {
name := "service"
region := "mock-region-1"
ep, sr := endpoints.EndpointForRegion(name, region, false)
assert.Equal(t, fmt.Sprintf("https://%s.%s.amazonaws.com", name, region), ep)
assert.Empty(t, sr)
}
func TestEC2MetadataEndpoints(t *testing.T) {
regions := []string{"us-east-1", "us-gov-west-1", "cn-north-1", "mock-region-1"}
for _, region := range regions {
ep, sr := endpoints.EndpointForRegion("ec2metadata", region, false, false)
assert.Equal(t, "http://169.254.169.254/latest", ep)
assert.Equal(t, "", sr)
}
}
func ec2RoleProvider(cfg aws.Config, handlers request.Handlers) credentials.Provider {
endpoint, signingRegion := endpoints.EndpointForRegion(ec2metadata.ServiceName,
aws.StringValue(cfg.Region), true, false)
return &ec2rolecreds.EC2RoleProvider{
Client: ec2metadata.NewClient(cfg, handlers, endpoint, signingRegion),
ExpiryWindow: 5 * time.Minute,
}
}
func TestServicesInCN(t *testing.T) {
region := "cn-north-1"
svcs := []string{"cloudfront", "iam", "importexport", "route53", "sts", "s3", "waf"}
for _, name := range svcs {
ep, sr := endpoints.EndpointForRegion(name, region, false)
assert.Equal(t, fmt.Sprintf("https://%s.%s.amazonaws.com.cn", name, region), ep)
assert.Empty(t, sr)
}
}
func TestGlobalEndpoints(t *testing.T) {
region := "mock-region-1"
svcs := []string{"cloudfront", "iam", "importexport", "route53", "sts", "waf"}
for _, name := range svcs {
ep, sr := endpoints.EndpointForRegion(name, region, false)
assert.Equal(t, fmt.Sprintf("https://%s.amazonaws.com", name), ep)
assert.Equal(t, "us-east-1", sr)
}
}
// CredChain returns the default credential chain.
//
// Generally you shouldn't need to use this method directly, but
// is available if you need to reset the credentials of an
// existing service client or session's Config.
func CredChain(cfg *aws.Config, handlers request.Handlers) *credentials.Credentials {
endpoint, signingRegion := endpoints.EndpointForRegion(ec2metadata.ServiceName, *cfg.Region, true)
return credentials.NewChainCredentials(
[]credentials.Provider{
&credentials.EnvProvider{},
&credentials.SharedCredentialsProvider{Filename: "", Profile: ""},
&ec2rolecreds.EC2RoleProvider{
Client: ec2metadata.NewClient(*cfg, handlers, endpoint, signingRegion),
ExpiryWindow: 5 * time.Minute,
},
})
}
// buildEndpoint builds the endpoint values the service will use to make requests with.
func (s *Service) buildEndpoint() {
if aws.StringValue(s.Config.Endpoint) != "" {
s.Endpoint = *s.Config.Endpoint
} else if s.Endpoint == "" {
s.Endpoint, s.SigningRegion =
endpoints.EndpointForRegion(s.ServiceName, aws.StringValue(s.Config.Region))
}
if s.Endpoint != "" && !schemeRE.MatchString(s.Endpoint) {
scheme := "https"
if aws.BoolValue(s.Config.DisableSSL) {
scheme = "http"
}
s.Endpoint = scheme + "://" + s.Endpoint
}
}
func fillPresignedURL(r *request.Request) {
if !r.ParamsFilled() {
return
}
origParams := r.Params.(*CopySnapshotInput)
// Stop if PresignedURL/DestinationRegion is set
if origParams.PresignedUrl != nil || origParams.DestinationRegion != nil {
return
}
origParams.DestinationRegion = r.Config.Region
newParams := awsutil.CopyOf(r.Params).(*CopySnapshotInput)
// Create a new request based on the existing request. We will use this to
// presign the CopySnapshot request against the source region.
cfg := r.Config.Copy(aws.NewConfig().
WithEndpoint("").
WithRegion(aws.StringValue(origParams.SourceRegion)))
clientInfo := r.ClientInfo
clientInfo.Endpoint, clientInfo.SigningRegion = endpoints.EndpointForRegion(
clientInfo.ServiceName,
aws.StringValue(cfg.Region),
aws.BoolValue(cfg.DisableSSL),
aws.BoolValue(cfg.UseDualStack),
)
// Presign a CopySnapshot request with modified params
req := request.New(*cfg, clientInfo, r.Handlers, r.Retryer, r.Operation, newParams, r.Data)
url, err := req.Presign(5 * time.Minute) // 5 minutes should be enough.
if err != nil { // bubble error back up to original request
r.Error = err
return
}
// We have our URL, set it on params
origParams.PresignedUrl = &url
}
// getEC2MetadataClient creates a new instance of the EC2Metadata client
func (cfg *CliConfig) getEC2MetadataClient(awsDefaults *defaults.Defaults) *ec2metadata.EC2Metadata {
endpoint, signingRegion := endpoints.EndpointForRegion(ec2metadata.ServiceName, cfg.getRegion(), true, false)
return ec2metadata.NewClient(*awsDefaults.Config, awsDefaults.Handlers, endpoint, signingRegion)
}
