diff options
Diffstat (limited to 'vendor/github.com/aws/aws-sdk-go/aws/ec2metadata')
| -rw-r--r-- | vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go | 162 | ||||
| -rw-r--r-- | vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go | 148 |
2 files changed, 0 insertions, 310 deletions
diff --git a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go deleted file mode 100644 index c215cd3..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go +++ /dev/null @@ -1,162 +0,0 @@ -package ec2metadata - -import ( - "encoding/json" - "fmt" - "net/http" - "strings" - "time" - - "github.com/aws/aws-sdk-go/aws/awserr" - "github.com/aws/aws-sdk-go/aws/request" - "github.com/aws/aws-sdk-go/internal/sdkuri" -) - -// GetMetadata uses the path provided to request information from the EC2 -// instance metdata service. The content will be returned as a string, or -// error if the request failed. -func (c *EC2Metadata) GetMetadata(p string) (string, error) { - op := &request.Operation{ - Name: "GetMetadata", - HTTPMethod: "GET", - HTTPPath: sdkuri.PathJoin("/meta-data", p), - } - - output := &metadataOutput{} - req := c.NewRequest(op, nil, output) - - return output.Content, req.Send() -} - -// GetUserData returns the userdata that was configured for the service. If -// there is no user-data setup for the EC2 instance a "NotFoundError" error -// code will be returned. -func (c *EC2Metadata) GetUserData() (string, error) { - op := &request.Operation{ - Name: "GetUserData", - HTTPMethod: "GET", - HTTPPath: "/user-data", - } - - output := &metadataOutput{} - req := c.NewRequest(op, nil, output) - req.Handlers.UnmarshalError.PushBack(func(r *request.Request) { - if r.HTTPResponse.StatusCode == http.StatusNotFound { - r.Error = awserr.New("NotFoundError", "user-data not found", r.Error) - } - }) - - return output.Content, req.Send() -} - -// GetDynamicData uses the path provided to request information from the EC2 -// instance metadata service for dynamic data. The content will be returned -// as a string, or error if the request failed. -func (c *EC2Metadata) GetDynamicData(p string) (string, error) { - op := &request.Operation{ - Name: "GetDynamicData", - HTTPMethod: "GET", - HTTPPath: sdkuri.PathJoin("/dynamic", p), - } - - output := &metadataOutput{} - req := c.NewRequest(op, nil, output) - - return output.Content, req.Send() -} - -// GetInstanceIdentityDocument retrieves an identity document describing an -// instance. Error is returned if the request fails or is unable to parse -// the response. -func (c *EC2Metadata) GetInstanceIdentityDocument() (EC2InstanceIdentityDocument, error) { - resp, err := c.GetDynamicData("instance-identity/document") - if err != nil { - return EC2InstanceIdentityDocument{}, - awserr.New("EC2MetadataRequestError", - "failed to get EC2 instance identity document", err) - } - - doc := EC2InstanceIdentityDocument{} - if err := json.NewDecoder(strings.NewReader(resp)).Decode(&doc); err != nil { - return EC2InstanceIdentityDocument{}, - awserr.New("SerializationError", - "failed to decode EC2 instance identity document", err) - } - - return doc, nil -} - -// IAMInfo retrieves IAM info from the metadata API -func (c *EC2Metadata) IAMInfo() (EC2IAMInfo, error) { - resp, err := c.GetMetadata("iam/info") - if err != nil { - return EC2IAMInfo{}, - awserr.New("EC2MetadataRequestError", - "failed to get EC2 IAM info", err) - } - - info := EC2IAMInfo{} - if err := json.NewDecoder(strings.NewReader(resp)).Decode(&info); err != nil { - return EC2IAMInfo{}, - awserr.New("SerializationError", - "failed to decode EC2 IAM info", err) - } - - if info.Code != "Success" { - errMsg := fmt.Sprintf("failed to get EC2 IAM Info (%s)", info.Code) - return EC2IAMInfo{}, - awserr.New("EC2MetadataError", errMsg, nil) - } - - return info, nil -} - -// Region returns the region the instance is running in. -func (c *EC2Metadata) Region() (string, error) { - resp, err := c.GetMetadata("placement/availability-zone") - if err != nil { - return "", err - } - - // returns region without the suffix. Eg: us-west-2a becomes us-west-2 - return resp[:len(resp)-1], nil -} - -// Available returns if the application has access to the EC2 Metadata service. -// Can be used to determine if application is running within an EC2 Instance and -// the metadata service is available. -func (c *EC2Metadata) Available() bool { - if _, err := c.GetMetadata("instance-id"); err != nil { - return false - } - - return true -} - -// An EC2IAMInfo provides the shape for unmarshaling -// an IAM info from the metadata API -type EC2IAMInfo struct { - Code string - LastUpdated time.Time - InstanceProfileArn string - InstanceProfileID string -} - -// An EC2InstanceIdentityDocument provides the shape for unmarshaling -// an instance identity document -type EC2InstanceIdentityDocument struct { - DevpayProductCodes []string `json:"devpayProductCodes"` - AvailabilityZone string `json:"availabilityZone"` - PrivateIP string `json:"privateIp"` - Version string `json:"version"` - Region string `json:"region"` - InstanceID string `json:"instanceId"` - BillingProducts []string `json:"billingProducts"` - InstanceType string `json:"instanceType"` - AccountID string `json:"accountId"` - PendingTime time.Time `json:"pendingTime"` - ImageID string `json:"imageId"` - KernelID string `json:"kernelId"` - RamdiskID string `json:"ramdiskId"` - Architecture string `json:"architecture"` -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go deleted file mode 100644 index ef5f732..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go +++ /dev/null @@ -1,148 +0,0 @@ -// Package ec2metadata provides the client for making API calls to the -// EC2 Metadata service. -// -// This package's client can be disabled completely by setting the environment -// variable "AWS_EC2_METADATA_DISABLED=true". This environment variable set to -// true instructs the SDK to disable the EC2 Metadata client. The client cannot -// be used while the environemnt variable is set to true, (case insensitive). -package ec2metadata - -import ( - "bytes" - "errors" - "io" - "net/http" - "os" - "strings" - "time" - - "github.com/aws/aws-sdk-go/aws" - "github.com/aws/aws-sdk-go/aws/awserr" - "github.com/aws/aws-sdk-go/aws/client" - "github.com/aws/aws-sdk-go/aws/client/metadata" - "github.com/aws/aws-sdk-go/aws/corehandlers" - "github.com/aws/aws-sdk-go/aws/request" -) - -// ServiceName is the name of the service. -const ServiceName = "ec2metadata" -const disableServiceEnvVar = "AWS_EC2_METADATA_DISABLED" - -// A EC2Metadata is an EC2 Metadata service Client. -type EC2Metadata struct { - *client.Client -} - -// New creates a new instance of the EC2Metadata client with a session. -// This client is safe to use across multiple goroutines. -// -// -// Example: -// // Create a EC2Metadata client from just a session. -// svc := ec2metadata.New(mySession) -// -// // Create a EC2Metadata client with additional configuration -// svc := ec2metadata.New(mySession, aws.NewConfig().WithLogLevel(aws.LogDebugHTTPBody)) -func New(p client.ConfigProvider, cfgs ...*aws.Config) *EC2Metadata { - c := p.ClientConfig(ServiceName, cfgs...) - return NewClient(*c.Config, c.Handlers, c.Endpoint, c.SigningRegion) -} - -// NewClient returns a new EC2Metadata client. Should be used to create -// a client when not using a session. Generally using just New with a session -// is preferred. -// -// If an unmodified HTTP client is provided from the stdlib default, or no client -// the EC2RoleProvider's EC2Metadata HTTP client's timeout will be shortened. -// To disable this set Config.EC2MetadataDisableTimeoutOverride to false. Enabled by default. -func NewClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegion string, opts ...func(*client.Client)) *EC2Metadata { - if !aws.BoolValue(cfg.EC2MetadataDisableTimeoutOverride) && httpClientZero(cfg.HTTPClient) { - // If the http client is unmodified and this feature is not disabled - // set custom timeouts for EC2Metadata requests. - cfg.HTTPClient = &http.Client{ - // use a shorter timeout than default because the metadata - // service is local if it is running, and to fail faster - // if not running on an ec2 instance. - Timeout: 5 * time.Second, - } - } - - svc := &EC2Metadata{ - Client: client.New( - cfg, - metadata.ClientInfo{ - ServiceName: ServiceName, - Endpoint: endpoint, - APIVersion: "latest", - }, - handlers, - ), - } - - svc.Handlers.Unmarshal.PushBack(unmarshalHandler) - svc.Handlers.UnmarshalError.PushBack(unmarshalError) - svc.Handlers.Validate.Clear() - svc.Handlers.Validate.PushBack(validateEndpointHandler) - - // Disable the EC2 Metadata service if the environment variable is set. - // This shortcirctes the service's functionality to always fail to send - // requests. - if strings.ToLower(os.Getenv(disableServiceEnvVar)) == "true" { - svc.Handlers.Send.SwapNamed(request.NamedHandler{ - Name: corehandlers.SendHandler.Name, - Fn: func(r *request.Request) { - r.Error = awserr.New( - request.CanceledErrorCode, - "EC2 IMDS access disabled via "+disableServiceEnvVar+" env var", - nil) - }, - }) - } - - // Add additional options to the service config - for _, option := range opts { - option(svc.Client) - } - - return svc -} - -func httpClientZero(c *http.Client) bool { - return c == nil || (c.Transport == nil && c.CheckRedirect == nil && c.Jar == nil && c.Timeout == 0) -} - -type metadataOutput struct { - Content string -} - -func unmarshalHandler(r *request.Request) { - defer r.HTTPResponse.Body.Close() - b := &bytes.Buffer{} - if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil { - r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata respose", err) - return - } - - if data, ok := r.Data.(*metadataOutput); ok { - data.Content = b.String() - } -} - -func unmarshalError(r *request.Request) { - defer r.HTTPResponse.Body.Close() - b := &bytes.Buffer{} - if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil { - r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata error respose", err) - return - } - - // Response body format is not consistent between metadata endpoints. - // Grab the error message as a string and include that as the source error - r.Error = awserr.New("EC2MetadataError", "failed to make EC2Metadata request", errors.New(b.String())) -} - -func validateEndpointHandler(r *request.Request) { - if r.ClientInfo.Endpoint == "" { - r.Error = aws.ErrMissingEndpoint - } -} |