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-rw-r--r--vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go140
1 files changed, 140 insertions, 0 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
new file mode 100644
index 0000000..669c813
--- /dev/null
+++ b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go
@@ -0,0 +1,140 @@
+package ec2metadata
+
+import (
+ "encoding/json"
+ "fmt"
+ "path"
+ "strings"
+ "time"
+
+ "github.com/aws/aws-sdk-go/aws/awserr"
+ "github.com/aws/aws-sdk-go/aws/request"
+)
+
+// 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: path.Join("/", "meta-data", p),
+ }
+
+ output := &metadataOutput{}
+ req := c.NewRequest(op, nil, output)
+
+ 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: path.Join("/", "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 unmarshalling
+// 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 unmarshalling
+// 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"`
+}