diff options
Diffstat (limited to 'vendor/github.com/aws/aws-sdk-go/aws/credentials')
9 files changed, 0 insertions, 1325 deletions
diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go deleted file mode 100644 index f298d65..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go +++ /dev/null @@ -1,102 +0,0 @@ -package credentials - -import ( - "github.com/aws/aws-sdk-go/aws/awserr" -) - -var ( - // ErrNoValidProvidersFoundInChain Is returned when there are no valid - // providers in the ChainProvider. - // - // This has been deprecated. For verbose error messaging set - // aws.Config.CredentialsChainVerboseErrors to true - // - // @readonly - ErrNoValidProvidersFoundInChain = awserr.New("NoCredentialProviders", - `no valid providers in chain. Deprecated. - For verbose messaging see aws.Config.CredentialsChainVerboseErrors`, - nil) -) - -// A ChainProvider will search for a provider which returns credentials -// and cache that provider until Retrieve is called again. -// -// The ChainProvider provides a way of chaining multiple providers together -// which will pick the first available using priority order of the Providers -// in the list. -// -// If none of the Providers retrieve valid credentials Value, ChainProvider's -// Retrieve() will return the error ErrNoValidProvidersFoundInChain. -// -// If a Provider is found which returns valid credentials Value ChainProvider -// will cache that Provider for all calls to IsExpired(), until Retrieve is -// called again. -// -// Example of ChainProvider to be used with an EnvProvider and EC2RoleProvider. -// In this example EnvProvider will first check if any credentials are available -// via the environment variables. If there are none ChainProvider will check -// the next Provider in the list, EC2RoleProvider in this case. If EC2RoleProvider -// does not return any credentials ChainProvider will return the error -// ErrNoValidProvidersFoundInChain -// -// creds := credentials.NewChainCredentials( -// []credentials.Provider{ -// &credentials.EnvProvider{}, -// &ec2rolecreds.EC2RoleProvider{ -// Client: ec2metadata.New(sess), -// }, -// }) -// -// // Usage of ChainCredentials with aws.Config -// svc := ec2.New(session.Must(session.NewSession(&aws.Config{ -// Credentials: creds, -// }))) -// -type ChainProvider struct { - Providers []Provider - curr Provider - VerboseErrors bool -} - -// NewChainCredentials returns a pointer to a new Credentials object -// wrapping a chain of providers. -func NewChainCredentials(providers []Provider) *Credentials { - return NewCredentials(&ChainProvider{ - Providers: append([]Provider{}, providers...), - }) -} - -// Retrieve returns the credentials value or error if no provider returned -// without error. -// -// If a provider is found it will be cached and any calls to IsExpired() -// will return the expired state of the cached provider. -func (c *ChainProvider) Retrieve() (Value, error) { - var errs []error - for _, p := range c.Providers { - creds, err := p.Retrieve() - if err == nil { - c.curr = p - return creds, nil - } - errs = append(errs, err) - } - c.curr = nil - - var err error - err = ErrNoValidProvidersFoundInChain - if c.VerboseErrors { - err = awserr.NewBatchError("NoCredentialProviders", "no valid providers in chain", errs) - } - return Value{}, err -} - -// IsExpired will returned the expired state of the currently cached provider -// if there is one. If there is no current provider, true will be returned. -func (c *ChainProvider) IsExpired() bool { - if c.curr != nil { - return c.curr.IsExpired() - } - - return true -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go deleted file mode 100644 index a270844..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go +++ /dev/null @@ -1,259 +0,0 @@ -// Package credentials provides credential retrieval and management -// -// The Credentials is the primary method of getting access to and managing -// credentials Values. Using dependency injection retrieval of the credential -// values is handled by a object which satisfies the Provider interface. -// -// By default the Credentials.Get() will cache the successful result of a -// Provider's Retrieve() until Provider.IsExpired() returns true. At which -// point Credentials will call Provider's Retrieve() to get new credential Value. -// -// The Provider is responsible for determining when credentials Value have expired. -// It is also important to note that Credentials will always call Retrieve the -// first time Credentials.Get() is called. -// -// Example of using the environment variable credentials. -// -// creds := credentials.NewEnvCredentials() -// -// // Retrieve the credentials value -// credValue, err := creds.Get() -// if err != nil { -// // handle error -// } -// -// Example of forcing credentials to expire and be refreshed on the next Get(). -// This may be helpful to proactively expire credentials and refresh them sooner -// than they would naturally expire on their own. -// -// creds := credentials.NewCredentials(&ec2rolecreds.EC2RoleProvider{}) -// creds.Expire() -// credsValue, err := creds.Get() -// // New credentials will be retrieved instead of from cache. -// -// -// Custom Provider -// -// Each Provider built into this package also provides a helper method to generate -// a Credentials pointer setup with the provider. To use a custom Provider just -// create a type which satisfies the Provider interface and pass it to the -// NewCredentials method. -// -// type MyProvider struct{} -// func (m *MyProvider) Retrieve() (Value, error) {...} -// func (m *MyProvider) IsExpired() bool {...} -// -// creds := credentials.NewCredentials(&MyProvider{}) -// credValue, err := creds.Get() -// -package credentials - -import ( - "sync" - "time" -) - -// AnonymousCredentials is an empty Credential object that can be used as -// dummy placeholder credentials for requests that do not need signed. -// -// This Credentials can be used to configure a service to not sign requests -// when making service API calls. For example, when accessing public -// s3 buckets. -// -// svc := s3.New(session.Must(session.NewSession(&aws.Config{ -// Credentials: credentials.AnonymousCredentials, -// }))) -// // Access public S3 buckets. -// -// @readonly -var AnonymousCredentials = NewStaticCredentials("", "", "") - -// A Value is the AWS credentials value for individual credential fields. -type Value struct { - // AWS Access key ID - AccessKeyID string - - // AWS Secret Access Key - SecretAccessKey string - - // AWS Session Token - SessionToken string - - // Provider used to get credentials - ProviderName string -} - -// A Provider is the interface for any component which will provide credentials -// Value. A provider is required to manage its own Expired state, and what to -// be expired means. -// -// The Provider should not need to implement its own mutexes, because -// that will be managed by Credentials. -type Provider interface { - // Retrieve returns nil if it successfully retrieved the value. - // Error is returned if the value were not obtainable, or empty. - Retrieve() (Value, error) - - // IsExpired returns if the credentials are no longer valid, and need - // to be retrieved. - IsExpired() bool -} - -// An ErrorProvider is a stub credentials provider that always returns an error -// this is used by the SDK when construction a known provider is not possible -// due to an error. -type ErrorProvider struct { - // The error to be returned from Retrieve - Err error - - // The provider name to set on the Retrieved returned Value - ProviderName string -} - -// Retrieve will always return the error that the ErrorProvider was created with. -func (p ErrorProvider) Retrieve() (Value, error) { - return Value{ProviderName: p.ProviderName}, p.Err -} - -// IsExpired will always return not expired. -func (p ErrorProvider) IsExpired() bool { - return false -} - -// A Expiry provides shared expiration logic to be used by credentials -// providers to implement expiry functionality. -// -// The best method to use this struct is as an anonymous field within the -// provider's struct. -// -// Example: -// type EC2RoleProvider struct { -// Expiry -// ... -// } -type Expiry struct { - // The date/time when to expire on - expiration time.Time - - // If set will be used by IsExpired to determine the current time. - // Defaults to time.Now if CurrentTime is not set. Available for testing - // to be able to mock out the current time. - CurrentTime func() time.Time -} - -// SetExpiration sets the expiration IsExpired will check when called. -// -// If window is greater than 0 the expiration time will be reduced by the -// window value. -// -// Using a window is helpful to trigger credentials to expire sooner than -// the expiration time given to ensure no requests are made with expired -// tokens. -func (e *Expiry) SetExpiration(expiration time.Time, window time.Duration) { - e.expiration = expiration - if window > 0 { - e.expiration = e.expiration.Add(-window) - } -} - -// IsExpired returns if the credentials are expired. -func (e *Expiry) IsExpired() bool { - curTime := e.CurrentTime - if curTime == nil { - curTime = time.Now - } - return e.expiration.Before(curTime()) -} - -// A Credentials provides concurrency safe retrieval of AWS credentials Value. -// Credentials will cache the credentials value until they expire. Once the value -// expires the next Get will attempt to retrieve valid credentials. -// -// Credentials is safe to use across multiple goroutines and will manage the -// synchronous state so the Providers do not need to implement their own -// synchronization. -// -// The first Credentials.Get() will always call Provider.Retrieve() to get the -// first instance of the credentials Value. All calls to Get() after that -// will return the cached credentials Value until IsExpired() returns true. -type Credentials struct { - creds Value - forceRefresh bool - - m sync.RWMutex - - provider Provider -} - -// NewCredentials returns a pointer to a new Credentials with the provider set. -func NewCredentials(provider Provider) *Credentials { - return &Credentials{ - provider: provider, - forceRefresh: true, - } -} - -// Get returns the credentials value, or error if the credentials Value failed -// to be retrieved. -// -// Will return the cached credentials Value if it has not expired. If the -// credentials Value has expired the Provider's Retrieve() will be called -// to refresh the credentials. -// -// If Credentials.Expire() was called the credentials Value will be force -// expired, and the next call to Get() will cause them to be refreshed. -func (c *Credentials) Get() (Value, error) { - // Check the cached credentials first with just the read lock. - c.m.RLock() - if !c.isExpired() { - creds := c.creds - c.m.RUnlock() - return creds, nil - } - c.m.RUnlock() - - // Credentials are expired need to retrieve the credentials taking the full - // lock. - c.m.Lock() - defer c.m.Unlock() - - if c.isExpired() { - creds, err := c.provider.Retrieve() - if err != nil { - return Value{}, err - } - c.creds = creds - c.forceRefresh = false - } - - return c.creds, nil -} - -// Expire expires the credentials and forces them to be retrieved on the -// next call to Get(). -// -// This will override the Provider's expired state, and force Credentials -// to call the Provider's Retrieve(). -func (c *Credentials) Expire() { - c.m.Lock() - defer c.m.Unlock() - - c.forceRefresh = true -} - -// IsExpired returns if the credentials are no longer valid, and need -// to be retrieved. -// -// If the Credentials were forced to be expired with Expire() this will -// reflect that override. -func (c *Credentials) IsExpired() bool { - c.m.RLock() - defer c.m.RUnlock() - - return c.isExpired() -} - -// isExpired helper method wrapping the definition of expired credentials. -func (c *Credentials) isExpired() bool { - return c.forceRefresh || c.provider.IsExpired() -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go deleted file mode 100644 index 0ed791b..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go +++ /dev/null @@ -1,178 +0,0 @@ -package ec2rolecreds - -import ( - "bufio" - "encoding/json" - "fmt" - "strings" - "time" - - "github.com/aws/aws-sdk-go/aws/awserr" - "github.com/aws/aws-sdk-go/aws/client" - "github.com/aws/aws-sdk-go/aws/credentials" - "github.com/aws/aws-sdk-go/aws/ec2metadata" - "github.com/aws/aws-sdk-go/internal/sdkuri" -) - -// ProviderName provides a name of EC2Role provider -const ProviderName = "EC2RoleProvider" - -// A EC2RoleProvider retrieves credentials from the EC2 service, and keeps track if -// those credentials are expired. -// -// Example how to configure the EC2RoleProvider with custom http Client, Endpoint -// or ExpiryWindow -// -// p := &ec2rolecreds.EC2RoleProvider{ -// // Pass in a custom timeout to be used when requesting -// // IAM EC2 Role credentials. -// Client: ec2metadata.New(sess, aws.Config{ -// HTTPClient: &http.Client{Timeout: 10 * time.Second}, -// }), -// -// // Do not use early expiry of credentials. If a non zero value is -// // specified the credentials will be expired early -// ExpiryWindow: 0, -// } -type EC2RoleProvider struct { - credentials.Expiry - - // Required EC2Metadata client to use when connecting to EC2 metadata service. - Client *ec2metadata.EC2Metadata - - // ExpiryWindow will allow the credentials to trigger refreshing prior to - // the credentials actually expiring. This is beneficial so race conditions - // with expiring credentials do not cause request to fail unexpectedly - // due to ExpiredTokenException exceptions. - // - // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true - // 10 seconds before the credentials are actually expired. - // - // If ExpiryWindow is 0 or less it will be ignored. - ExpiryWindow time.Duration -} - -// NewCredentials returns a pointer to a new Credentials object wrapping -// the EC2RoleProvider. Takes a ConfigProvider to create a EC2Metadata client. -// The ConfigProvider is satisfied by the session.Session type. -func NewCredentials(c client.ConfigProvider, options ...func(*EC2RoleProvider)) *credentials.Credentials { - p := &EC2RoleProvider{ - Client: ec2metadata.New(c), - } - - for _, option := range options { - option(p) - } - - return credentials.NewCredentials(p) -} - -// NewCredentialsWithClient returns a pointer to a new Credentials object wrapping -// the EC2RoleProvider. Takes a EC2Metadata client to use when connecting to EC2 -// metadata service. -func NewCredentialsWithClient(client *ec2metadata.EC2Metadata, options ...func(*EC2RoleProvider)) *credentials.Credentials { - p := &EC2RoleProvider{ - Client: client, - } - - for _, option := range options { - option(p) - } - - return credentials.NewCredentials(p) -} - -// Retrieve retrieves credentials from the EC2 service. -// Error will be returned if the request fails, or unable to extract -// the desired credentials. -func (m *EC2RoleProvider) Retrieve() (credentials.Value, error) { - credsList, err := requestCredList(m.Client) - if err != nil { - return credentials.Value{ProviderName: ProviderName}, err - } - - if len(credsList) == 0 { - return credentials.Value{ProviderName: ProviderName}, awserr.New("EmptyEC2RoleList", "empty EC2 Role list", nil) - } - credsName := credsList[0] - - roleCreds, err := requestCred(m.Client, credsName) - if err != nil { - return credentials.Value{ProviderName: ProviderName}, err - } - - m.SetExpiration(roleCreds.Expiration, m.ExpiryWindow) - - return credentials.Value{ - AccessKeyID: roleCreds.AccessKeyID, - SecretAccessKey: roleCreds.SecretAccessKey, - SessionToken: roleCreds.Token, - ProviderName: ProviderName, - }, nil -} - -// A ec2RoleCredRespBody provides the shape for unmarshaling credential -// request responses. -type ec2RoleCredRespBody struct { - // Success State - Expiration time.Time - AccessKeyID string - SecretAccessKey string - Token string - - // Error state - Code string - Message string -} - -const iamSecurityCredsPath = "iam/security-credentials/" - -// requestCredList requests a list of credentials from the EC2 service. -// If there are no credentials, or there is an error making or receiving the request -func requestCredList(client *ec2metadata.EC2Metadata) ([]string, error) { - resp, err := client.GetMetadata(iamSecurityCredsPath) - if err != nil { - return nil, awserr.New("EC2RoleRequestError", "no EC2 instance role found", err) - } - - credsList := []string{} - s := bufio.NewScanner(strings.NewReader(resp)) - for s.Scan() { - credsList = append(credsList, s.Text()) - } - - if err := s.Err(); err != nil { - return nil, awserr.New("SerializationError", "failed to read EC2 instance role from metadata service", err) - } - - return credsList, nil -} - -// requestCred requests the credentials for a specific credentials from the EC2 service. -// -// If the credentials cannot be found, or there is an error reading the response -// and error will be returned. -func requestCred(client *ec2metadata.EC2Metadata, credsName string) (ec2RoleCredRespBody, error) { - resp, err := client.GetMetadata(sdkuri.PathJoin(iamSecurityCredsPath, credsName)) - if err != nil { - return ec2RoleCredRespBody{}, - awserr.New("EC2RoleRequestError", - fmt.Sprintf("failed to get %s EC2 instance role credentials", credsName), - err) - } - - respCreds := ec2RoleCredRespBody{} - if err := json.NewDecoder(strings.NewReader(resp)).Decode(&respCreds); err != nil { - return ec2RoleCredRespBody{}, - awserr.New("SerializationError", - fmt.Sprintf("failed to decode %s EC2 instance role credentials", credsName), - err) - } - - if respCreds.Code != "Success" { - // If an error code was returned something failed requesting the role. - return ec2RoleCredRespBody{}, awserr.New(respCreds.Code, respCreds.Message, nil) - } - - return respCreds, nil -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go deleted file mode 100644 index a4cec5c..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go +++ /dev/null @@ -1,191 +0,0 @@ -// Package endpointcreds provides support for retrieving credentials from an -// arbitrary HTTP endpoint. -// -// The credentials endpoint Provider can receive both static and refreshable -// credentials that will expire. Credentials are static when an "Expiration" -// value is not provided in the endpoint's response. -// -// Static credentials will never expire once they have been retrieved. The format -// of the static credentials response: -// { -// "AccessKeyId" : "MUA...", -// "SecretAccessKey" : "/7PC5om....", -// } -// -// Refreshable credentials will expire within the "ExpiryWindow" of the Expiration -// value in the response. The format of the refreshable credentials response: -// { -// "AccessKeyId" : "MUA...", -// "SecretAccessKey" : "/7PC5om....", -// "Token" : "AQoDY....=", -// "Expiration" : "2016-02-25T06:03:31Z" -// } -// -// Errors should be returned in the following format and only returned with 400 -// or 500 HTTP status codes. -// { -// "code": "ErrorCode", -// "message": "Helpful error message." -// } -package endpointcreds - -import ( - "encoding/json" - "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/credentials" - "github.com/aws/aws-sdk-go/aws/request" -) - -// ProviderName is the name of the credentials provider. -const ProviderName = `CredentialsEndpointProvider` - -// Provider satisfies the credentials.Provider interface, and is a client to -// retrieve credentials from an arbitrary endpoint. -type Provider struct { - staticCreds bool - credentials.Expiry - - // Requires a AWS Client to make HTTP requests to the endpoint with. - // the Endpoint the request will be made to is provided by the aws.Config's - // Endpoint value. - Client *client.Client - - // ExpiryWindow will allow the credentials to trigger refreshing prior to - // the credentials actually expiring. This is beneficial so race conditions - // with expiring credentials do not cause request to fail unexpectedly - // due to ExpiredTokenException exceptions. - // - // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true - // 10 seconds before the credentials are actually expired. - // - // If ExpiryWindow is 0 or less it will be ignored. - ExpiryWindow time.Duration -} - -// NewProviderClient returns a credentials Provider for retrieving AWS credentials -// from arbitrary endpoint. -func NewProviderClient(cfg aws.Config, handlers request.Handlers, endpoint string, options ...func(*Provider)) credentials.Provider { - p := &Provider{ - Client: client.New( - cfg, - metadata.ClientInfo{ - ServiceName: "CredentialsEndpoint", - Endpoint: endpoint, - }, - handlers, - ), - } - - p.Client.Handlers.Unmarshal.PushBack(unmarshalHandler) - p.Client.Handlers.UnmarshalError.PushBack(unmarshalError) - p.Client.Handlers.Validate.Clear() - p.Client.Handlers.Validate.PushBack(validateEndpointHandler) - - for _, option := range options { - option(p) - } - - return p -} - -// NewCredentialsClient returns a Credentials wrapper for retrieving credentials -// from an arbitrary endpoint concurrently. The client will request the -func NewCredentialsClient(cfg aws.Config, handlers request.Handlers, endpoint string, options ...func(*Provider)) *credentials.Credentials { - return credentials.NewCredentials(NewProviderClient(cfg, handlers, endpoint, options...)) -} - -// IsExpired returns true if the credentials retrieved are expired, or not yet -// retrieved. -func (p *Provider) IsExpired() bool { - if p.staticCreds { - return false - } - return p.Expiry.IsExpired() -} - -// Retrieve will attempt to request the credentials from the endpoint the Provider -// was configured for. And error will be returned if the retrieval fails. -func (p *Provider) Retrieve() (credentials.Value, error) { - resp, err := p.getCredentials() - if err != nil { - return credentials.Value{ProviderName: ProviderName}, - awserr.New("CredentialsEndpointError", "failed to load credentials", err) - } - - if resp.Expiration != nil { - p.SetExpiration(*resp.Expiration, p.ExpiryWindow) - } else { - p.staticCreds = true - } - - return credentials.Value{ - AccessKeyID: resp.AccessKeyID, - SecretAccessKey: resp.SecretAccessKey, - SessionToken: resp.Token, - ProviderName: ProviderName, - }, nil -} - -type getCredentialsOutput struct { - Expiration *time.Time - AccessKeyID string - SecretAccessKey string - Token string -} - -type errorOutput struct { - Code string `json:"code"` - Message string `json:"message"` -} - -func (p *Provider) getCredentials() (*getCredentialsOutput, error) { - op := &request.Operation{ - Name: "GetCredentials", - HTTPMethod: "GET", - } - - out := &getCredentialsOutput{} - req := p.Client.NewRequest(op, nil, out) - req.HTTPRequest.Header.Set("Accept", "application/json") - - return out, req.Send() -} - -func validateEndpointHandler(r *request.Request) { - if len(r.ClientInfo.Endpoint) == 0 { - r.Error = aws.ErrMissingEndpoint - } -} - -func unmarshalHandler(r *request.Request) { - defer r.HTTPResponse.Body.Close() - - out := r.Data.(*getCredentialsOutput) - if err := json.NewDecoder(r.HTTPResponse.Body).Decode(&out); err != nil { - r.Error = awserr.New("SerializationError", - "failed to decode endpoint credentials", - err, - ) - } -} - -func unmarshalError(r *request.Request) { - defer r.HTTPResponse.Body.Close() - - var errOut errorOutput - if err := json.NewDecoder(r.HTTPResponse.Body).Decode(&errOut); err != nil { - r.Error = awserr.New("SerializationError", - "failed to decode endpoint credentials", - err, - ) - } - - // 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(errOut.Code, errOut.Message, nil) -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go deleted file mode 100644 index c14231a..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go +++ /dev/null @@ -1,78 +0,0 @@ -package credentials - -import ( - "os" - - "github.com/aws/aws-sdk-go/aws/awserr" -) - -// EnvProviderName provides a name of Env provider -const EnvProviderName = "EnvProvider" - -var ( - // ErrAccessKeyIDNotFound is returned when the AWS Access Key ID can't be - // found in the process's environment. - // - // @readonly - ErrAccessKeyIDNotFound = awserr.New("EnvAccessKeyNotFound", "AWS_ACCESS_KEY_ID or AWS_ACCESS_KEY not found in environment", nil) - - // ErrSecretAccessKeyNotFound is returned when the AWS Secret Access Key - // can't be found in the process's environment. - // - // @readonly - ErrSecretAccessKeyNotFound = awserr.New("EnvSecretNotFound", "AWS_SECRET_ACCESS_KEY or AWS_SECRET_KEY not found in environment", nil) -) - -// A EnvProvider retrieves credentials from the environment variables of the -// running process. Environment credentials never expire. -// -// Environment variables used: -// -// * Access Key ID: AWS_ACCESS_KEY_ID or AWS_ACCESS_KEY -// -// * Secret Access Key: AWS_SECRET_ACCESS_KEY or AWS_SECRET_KEY -type EnvProvider struct { - retrieved bool -} - -// NewEnvCredentials returns a pointer to a new Credentials object -// wrapping the environment variable provider. -func NewEnvCredentials() *Credentials { - return NewCredentials(&EnvProvider{}) -} - -// Retrieve retrieves the keys from the environment. -func (e *EnvProvider) Retrieve() (Value, error) { - e.retrieved = false - - id := os.Getenv("AWS_ACCESS_KEY_ID") - if id == "" { - id = os.Getenv("AWS_ACCESS_KEY") - } - - secret := os.Getenv("AWS_SECRET_ACCESS_KEY") - if secret == "" { - secret = os.Getenv("AWS_SECRET_KEY") - } - - if id == "" { - return Value{ProviderName: EnvProviderName}, ErrAccessKeyIDNotFound - } - - if secret == "" { - return Value{ProviderName: EnvProviderName}, ErrSecretAccessKeyNotFound - } - - e.retrieved = true - return Value{ - AccessKeyID: id, - SecretAccessKey: secret, - SessionToken: os.Getenv("AWS_SESSION_TOKEN"), - ProviderName: EnvProviderName, - }, nil -} - -// IsExpired returns if the credentials have been retrieved. -func (e *EnvProvider) IsExpired() bool { - return !e.retrieved -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/example.ini b/vendor/github.com/aws/aws-sdk-go/aws/credentials/example.ini deleted file mode 100644 index 7fc91d9..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/example.ini +++ /dev/null @@ -1,12 +0,0 @@ -[default] -aws_access_key_id = accessKey -aws_secret_access_key = secret -aws_session_token = token - -[no_token] -aws_access_key_id = accessKey -aws_secret_access_key = secret - -[with_colon] -aws_access_key_id: accessKey -aws_secret_access_key: secret diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go deleted file mode 100644 index 51e21e0..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go +++ /dev/null @@ -1,150 +0,0 @@ -package credentials - -import ( - "fmt" - "os" - - "github.com/go-ini/ini" - - "github.com/aws/aws-sdk-go/aws/awserr" - "github.com/aws/aws-sdk-go/internal/shareddefaults" -) - -// SharedCredsProviderName provides a name of SharedCreds provider -const SharedCredsProviderName = "SharedCredentialsProvider" - -var ( - // ErrSharedCredentialsHomeNotFound is emitted when the user directory cannot be found. - ErrSharedCredentialsHomeNotFound = awserr.New("UserHomeNotFound", "user home directory not found.", nil) -) - -// A SharedCredentialsProvider retrieves credentials from the current user's home -// directory, and keeps track if those credentials are expired. -// -// Profile ini file example: $HOME/.aws/credentials -type SharedCredentialsProvider struct { - // Path to the shared credentials file. - // - // If empty will look for "AWS_SHARED_CREDENTIALS_FILE" env variable. If the - // env value is empty will default to current user's home directory. - // Linux/OSX: "$HOME/.aws/credentials" - // Windows: "%USERPROFILE%\.aws\credentials" - Filename string - - // AWS Profile to extract credentials from the shared credentials file. If empty - // will default to environment variable "AWS_PROFILE" or "default" if - // environment variable is also not set. - Profile string - - // retrieved states if the credentials have been successfully retrieved. - retrieved bool -} - -// NewSharedCredentials returns a pointer to a new Credentials object -// wrapping the Profile file provider. -func NewSharedCredentials(filename, profile string) *Credentials { - return NewCredentials(&SharedCredentialsProvider{ - Filename: filename, - Profile: profile, - }) -} - -// Retrieve reads and extracts the shared credentials from the current -// users home directory. -func (p *SharedCredentialsProvider) Retrieve() (Value, error) { - p.retrieved = false - - filename, err := p.filename() - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, err - } - - creds, err := loadProfile(filename, p.profile()) - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, err - } - - p.retrieved = true - return creds, nil -} - -// IsExpired returns if the shared credentials have expired. -func (p *SharedCredentialsProvider) IsExpired() bool { - return !p.retrieved -} - -// loadProfiles loads from the file pointed to by shared credentials filename for profile. -// The credentials retrieved from the profile will be returned or error. Error will be -// returned if it fails to read from the file, or the data is invalid. -func loadProfile(filename, profile string) (Value, error) { - config, err := ini.Load(filename) - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to load shared credentials file", err) - } - iniProfile, err := config.GetSection(profile) - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to get profile", err) - } - - id, err := iniProfile.GetKey("aws_access_key_id") - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsAccessKey", - fmt.Sprintf("shared credentials %s in %s did not contain aws_access_key_id", profile, filename), - err) - } - - secret, err := iniProfile.GetKey("aws_secret_access_key") - if err != nil { - return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsSecret", - fmt.Sprintf("shared credentials %s in %s did not contain aws_secret_access_key", profile, filename), - nil) - } - - // Default to empty string if not found - token := iniProfile.Key("aws_session_token") - - return Value{ - AccessKeyID: id.String(), - SecretAccessKey: secret.String(), - SessionToken: token.String(), - ProviderName: SharedCredsProviderName, - }, nil -} - -// filename returns the filename to use to read AWS shared credentials. -// -// Will return an error if the user's home directory path cannot be found. -func (p *SharedCredentialsProvider) filename() (string, error) { - if len(p.Filename) != 0 { - return p.Filename, nil - } - - if p.Filename = os.Getenv("AWS_SHARED_CREDENTIALS_FILE"); len(p.Filename) != 0 { - return p.Filename, nil - } - - if home := shareddefaults.UserHomeDir(); len(home) == 0 { - // Backwards compatibility of home directly not found error being returned. - // This error is too verbose, failure when opening the file would of been - // a better error to return. - return "", ErrSharedCredentialsHomeNotFound - } - - p.Filename = shareddefaults.SharedCredentialsFilename() - - return p.Filename, nil -} - -// profile returns the AWS shared credentials profile. If empty will read -// environment variable "AWS_PROFILE". If that is not set profile will -// return "default". -func (p *SharedCredentialsProvider) profile() string { - if p.Profile == "" { - p.Profile = os.Getenv("AWS_PROFILE") - } - if p.Profile == "" { - p.Profile = "default" - } - - return p.Profile -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go deleted file mode 100644 index 4f5dab3..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go +++ /dev/null @@ -1,57 +0,0 @@ -package credentials - -import ( - "github.com/aws/aws-sdk-go/aws/awserr" -) - -// StaticProviderName provides a name of Static provider -const StaticProviderName = "StaticProvider" - -var ( - // ErrStaticCredentialsEmpty is emitted when static credentials are empty. - // - // @readonly - ErrStaticCredentialsEmpty = awserr.New("EmptyStaticCreds", "static credentials are empty", nil) -) - -// A StaticProvider is a set of credentials which are set programmatically, -// and will never expire. -type StaticProvider struct { - Value -} - -// NewStaticCredentials returns a pointer to a new Credentials object -// wrapping a static credentials value provider. -func NewStaticCredentials(id, secret, token string) *Credentials { - return NewCredentials(&StaticProvider{Value: Value{ - AccessKeyID: id, - SecretAccessKey: secret, - SessionToken: token, - }}) -} - -// NewStaticCredentialsFromCreds returns a pointer to a new Credentials object -// wrapping the static credentials value provide. Same as NewStaticCredentials -// but takes the creds Value instead of individual fields -func NewStaticCredentialsFromCreds(creds Value) *Credentials { - return NewCredentials(&StaticProvider{Value: creds}) -} - -// Retrieve returns the credentials or error if the credentials are invalid. -func (s *StaticProvider) Retrieve() (Value, error) { - if s.AccessKeyID == "" || s.SecretAccessKey == "" { - return Value{ProviderName: StaticProviderName}, ErrStaticCredentialsEmpty - } - - if len(s.Value.ProviderName) == 0 { - s.Value.ProviderName = StaticProviderName - } - return s.Value, nil -} - -// IsExpired returns if the credentials are expired. -// -// For StaticProvider, the credentials never expired. -func (s *StaticProvider) IsExpired() bool { - return false -} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go deleted file mode 100644 index 4108e43..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go +++ /dev/null @@ -1,298 +0,0 @@ -/* -Package stscreds are credential Providers to retrieve STS AWS credentials. - -STS provides multiple ways to retrieve credentials which can be used when making -future AWS service API operation calls. - -The SDK will ensure that per instance of credentials.Credentials all requests -to refresh the credentials will be synchronized. But, the SDK is unable to -ensure synchronous usage of the AssumeRoleProvider if the value is shared -between multiple Credentials, Sessions or service clients. - -Assume Role - -To assume an IAM role using STS with the SDK you can create a new Credentials -with the SDKs's stscreds package. - - // Initial credentials loaded from SDK's default credential chain. Such as - // the environment, shared credentials (~/.aws/credentials), or EC2 Instance - // Role. These credentials will be used to to make the STS Assume Role API. - sess := session.Must(session.NewSession()) - - // Create the credentials from AssumeRoleProvider to assume the role - // referenced by the "myRoleARN" ARN. - creds := stscreds.NewCredentials(sess, "myRoleArn") - - // Create service client value configured for credentials - // from assumed role. - svc := s3.New(sess, &aws.Config{Credentials: creds}) - -Assume Role with static MFA Token - -To assume an IAM role with a MFA token you can either specify a MFA token code -directly or provide a function to prompt the user each time the credentials -need to refresh the role's credentials. Specifying the TokenCode should be used -for short lived operations that will not need to be refreshed, and when you do -not want to have direct control over the user provides their MFA token. - -With TokenCode the AssumeRoleProvider will be not be able to refresh the role's -credentials. - - // Create the credentials from AssumeRoleProvider to assume the role - // referenced by the "myRoleARN" ARN using the MFA token code provided. - creds := stscreds.NewCredentials(sess, "myRoleArn", func(p *stscreds.AssumeRoleProvider) { - p.SerialNumber = aws.String("myTokenSerialNumber") - p.TokenCode = aws.String("00000000") - }) - - // Create service client value configured for credentials - // from assumed role. - svc := s3.New(sess, &aws.Config{Credentials: creds}) - -Assume Role with MFA Token Provider - -To assume an IAM role with MFA for longer running tasks where the credentials -may need to be refreshed setting the TokenProvider field of AssumeRoleProvider -will allow the credential provider to prompt for new MFA token code when the -role's credentials need to be refreshed. - -The StdinTokenProvider function is available to prompt on stdin to retrieve -the MFA token code from the user. You can also implement custom prompts by -satisfing the TokenProvider function signature. - -Using StdinTokenProvider with multiple AssumeRoleProviders, or Credentials will -have undesirable results as the StdinTokenProvider will not be synchronized. A -single Credentials with an AssumeRoleProvider can be shared safely. - - // Create the credentials from AssumeRoleProvider to assume the role - // referenced by the "myRoleARN" ARN. Prompting for MFA token from stdin. - creds := stscreds.NewCredentials(sess, "myRoleArn", func(p *stscreds.AssumeRoleProvider) { - p.SerialNumber = aws.String("myTokenSerialNumber") - p.TokenProvider = stscreds.StdinTokenProvider - }) - - // Create service client value configured for credentials - // from assumed role. - svc := s3.New(sess, &aws.Config{Credentials: creds}) - -*/ -package stscreds - -import ( - "fmt" - "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/credentials" - "github.com/aws/aws-sdk-go/service/sts" -) - -// StdinTokenProvider will prompt on stdout and read from stdin for a string value. -// An error is returned if reading from stdin fails. -// -// Use this function go read MFA tokens from stdin. The function makes no attempt -// to make atomic prompts from stdin across multiple gorouties. -// -// Using StdinTokenProvider with multiple AssumeRoleProviders, or Credentials will -// have undesirable results as the StdinTokenProvider will not be synchronized. A -// single Credentials with an AssumeRoleProvider can be shared safely -// -// Will wait forever until something is provided on the stdin. -func StdinTokenProvider() (string, error) { - var v string - fmt.Printf("Assume Role MFA token code: ") - _, err := fmt.Scanln(&v) - - return v, err -} - -// ProviderName provides a name of AssumeRole provider -const ProviderName = "AssumeRoleProvider" - -// AssumeRoler represents the minimal subset of the STS client API used by this provider. -type AssumeRoler interface { - AssumeRole(input *sts.AssumeRoleInput) (*sts.AssumeRoleOutput, error) -} - -// DefaultDuration is the default amount of time in minutes that the credentials -// will be valid for. -var DefaultDuration = time.Duration(15) * time.Minute - -// AssumeRoleProvider retrieves temporary credentials from the STS service, and -// keeps track of their expiration time. -// -// This credential provider will be used by the SDKs default credential change -// when shared configuration is enabled, and the shared config or shared credentials -// file configure assume role. See Session docs for how to do this. -// -// AssumeRoleProvider does not provide any synchronization and it is not safe -// to share this value across multiple Credentials, Sessions, or service clients -// without also sharing the same Credentials instance. -type AssumeRoleProvider struct { - credentials.Expiry - - // STS client to make assume role request with. - Client AssumeRoler - - // Role to be assumed. - RoleARN string - - // Session name, if you wish to reuse the credentials elsewhere. - RoleSessionName string - - // Expiry duration of the STS credentials. Defaults to 15 minutes if not set. - Duration time.Duration - - // Optional ExternalID to pass along, defaults to nil if not set. - ExternalID *string - - // The policy plain text must be 2048 bytes or shorter. However, an internal - // conversion compresses it into a packed binary format with a separate limit. - // The PackedPolicySize response element indicates by percentage how close to - // the upper size limit the policy is, with 100% equaling the maximum allowed - // size. - Policy *string - - // The identification number of the MFA device that is associated with the user - // who is making the AssumeRole call. Specify this value if the trust policy - // of the role being assumed includes a condition that requires MFA authentication. - // The value is either the serial number for a hardware device (such as GAHT12345678) - // or an Amazon Resource Name (ARN) for a virtual device (such as arn:aws:iam::123456789012:mfa/user). - SerialNumber *string - - // The value provided by the MFA device, if the trust policy of the role being - // assumed requires MFA (that is, if the policy includes a condition that tests - // for MFA). If the role being assumed requires MFA and if the TokenCode value - // is missing or expired, the AssumeRole call returns an "access denied" error. - // - // If SerialNumber is set and neither TokenCode nor TokenProvider are also - // set an error will be returned. - TokenCode *string - - // Async method of providing MFA token code for assuming an IAM role with MFA. - // The value returned by the function will be used as the TokenCode in the Retrieve - // call. See StdinTokenProvider for a provider that prompts and reads from stdin. - // - // This token provider will be called when ever the assumed role's - // credentials need to be refreshed when SerialNumber is also set and - // TokenCode is not set. - // - // If both TokenCode and TokenProvider is set, TokenProvider will be used and - // TokenCode is ignored. - TokenProvider func() (string, error) - - // ExpiryWindow will allow the credentials to trigger refreshing prior to - // the credentials actually expiring. This is beneficial so race conditions - // with expiring credentials do not cause request to fail unexpectedly - // due to ExpiredTokenException exceptions. - // - // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true - // 10 seconds before the credentials are actually expired. - // - // If ExpiryWindow is 0 or less it will be ignored. - ExpiryWindow time.Duration -} - -// NewCredentials returns a pointer to a new Credentials object wrapping the -// AssumeRoleProvider. The credentials will expire every 15 minutes and the -// role will be named after a nanosecond timestamp of this operation. -// -// Takes a Config provider to create the STS client. The ConfigProvider is -// satisfied by the session.Session type. -// -// It is safe to share the returned Credentials with multiple Sessions and -// service clients. All access to the credentials and refreshing them -// will be synchronized. -func NewCredentials(c client.ConfigProvider, roleARN string, options ...func(*AssumeRoleProvider)) *credentials.Credentials { - p := &AssumeRoleProvider{ - Client: sts.New(c), - RoleARN: roleARN, - Duration: DefaultDuration, - } - - for _, option := range options { - option(p) - } - - return credentials.NewCredentials(p) -} - -// NewCredentialsWithClient returns a pointer to a new Credentials object wrapping the -// AssumeRoleProvider. The credentials will expire every 15 minutes and the -// role will be named after a nanosecond timestamp of this operation. -// -// Takes an AssumeRoler which can be satisfied by the STS client. -// -// It is safe to share the returned Credentials with multiple Sessions and -// service clients. All access to the credentials and refreshing them -// will be synchronized. -func NewCredentialsWithClient(svc AssumeRoler, roleARN string, options ...func(*AssumeRoleProvider)) *credentials.Credentials { - p := &AssumeRoleProvider{ - Client: svc, - RoleARN: roleARN, - Duration: DefaultDuration, - } - - for _, option := range options { - option(p) - } - - return credentials.NewCredentials(p) -} - -// Retrieve generates a new set of temporary credentials using STS. -func (p *AssumeRoleProvider) Retrieve() (credentials.Value, error) { - - // Apply defaults where parameters are not set. - if p.RoleSessionName == "" { - // Try to work out a role name that will hopefully end up unique. - p.RoleSessionName = fmt.Sprintf("%d", time.Now().UTC().UnixNano()) - } - if p.Duration == 0 { - // Expire as often as AWS permits. - p.Duration = DefaultDuration - } - input := &sts.AssumeRoleInput{ - DurationSeconds: aws.Int64(int64(p.Duration / time.Second)), - RoleArn: aws.String(p.RoleARN), - RoleSessionName: aws.String(p.RoleSessionName), - ExternalId: p.ExternalID, - } - if p.Policy != nil { - input.Policy = p.Policy - } - if p.SerialNumber != nil { - if p.TokenCode != nil { - input.SerialNumber = p.SerialNumber - input.TokenCode = p.TokenCode - } else if p.TokenProvider != nil { - input.SerialNumber = p.SerialNumber - code, err := p.TokenProvider() - if err != nil { - return credentials.Value{ProviderName: ProviderName}, err - } - input.TokenCode = aws.String(code) - } else { - return credentials.Value{ProviderName: ProviderName}, - awserr.New("AssumeRoleTokenNotAvailable", - "assume role with MFA enabled, but neither TokenCode nor TokenProvider are set", nil) - } - } - - roleOutput, err := p.Client.AssumeRole(input) - if err != nil { - return credentials.Value{ProviderName: ProviderName}, err - } - - // We will proactively generate new credentials before they expire. - p.SetExpiration(*roleOutput.Credentials.Expiration, p.ExpiryWindow) - - return credentials.Value{ - AccessKeyID: *roleOutput.Credentials.AccessKeyId, - SecretAccessKey: *roleOutput.Credentials.SecretAccessKey, - SessionToken: *roleOutput.Credentials.SessionToken, - ProviderName: ProviderName, - }, nil -} |