metadata

package
Version: v0.19.4 Latest Latest
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Published: Nov 27, 2015 License: Apache-2.0, Apache-2.0 Imports: 9 Imported by: 0

Documentation

Overview

Package metadata provides access to Google Compute Engine (GCE) metadata and API service accounts.

This package is a wrapper around the GCE metadata service, as documented at https://developers.google.com/compute/docs/metadata.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ExternalIP

func ExternalIP() (string, error)

ExternalIP returns the instance's primary external (public) IP address.

func Get

func Get(suffix string) (string, error)

Get returns a value from the metadata service. The suffix is appended to "http://metadata/computeMetadata/v1/".

func Hostname

func Hostname() (string, error)

Hostname returns the instance's hostname. This will probably be of the form "INSTANCENAME.c.PROJECT.internal" but that isn't guaranteed.

TODO: what is this defined to be? Docs say "The host name of the instance."

func InstanceAttributeValue

func InstanceAttributeValue(attr string) (string, error)

InstanceAttributeValue returns the value of the provided VM instance attribute.

func InstanceAttributes

func InstanceAttributes() ([]string, error)

InstanceAttributes returns the list of user-defined attributes, assigned when initially creating a GCE VM instance. The value of an attribute can be obtained with InstanceAttributeValue.

func InstanceID

func InstanceID() (string, error)

InstanceID returns the current VM's numeric instance ID.

func InstanceTags

func InstanceTags() ([]string, error)

InstanceTags returns the list of user-defined instance tags, assigned when initially creating a GCE instance.

func InternalIP

func InternalIP() (string, error)

InternalIP returns the instance's primary internal IP address.

func NumericProjectID

func NumericProjectID() (string, error)

NumericProjectID returns the current instance's numeric project ID.

func OnGCE

func OnGCE() bool

OnGCE reports whether this process is running on Google Compute Engine.

func ProjectAttributeValue

func ProjectAttributeValue(attr string) (string, error)

ProjectAttributeValue returns the value of the provided project attribute.

func ProjectAttributes

func ProjectAttributes() ([]string, error)

ProjectAttributes returns the list of user-defined attributes applying to the project as a whole, not just this VM. The value of an attribute can be obtained with ProjectAttributeValue.

func ProjectID

func ProjectID() (string, error)

ProjectID returns the current instance's project ID string.

func Scopes

func Scopes(serviceAccount string) ([]string, error)

Scopes returns the service account scopes for the given account. The account may be empty or the string "default" to use the instance's main account.

Types

This section is empty.

Source Files

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