components

package
v1.2.4 Latest Latest
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 Go to latest Published: Oct 13, 2020 License: Apache-2.0 Imports: 21 Imported by: 3

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	// Defaults is the same set of components that is installed in
	// the project main.go and can be used by custom builds to stay in sync
	// with the latest additions.
	Defaults = []transportd.NewComponent{
		Metrics,
		AccessLog,
		ASAPValidate,
		Timeout,
		Hedging,
		Retry,
		RetryAfter,
		ASAPToken,
		RequestValidation,
		ResponseValidation,
		Strip,
		RequestHeader,
		ResponseHeader,
		BasicAuth,
		ValidateHeaders,
	}
)

Functions

func ASAPToken 

func ASAPToken(_ context.Context, _ string, _ string, _ string) (interface{}, error)

ASAPToken satisfies the NewComponent signature.

func ASAPValidate 

func ASAPValidate(_ context.Context, _ string, _ string, _ string) (interface{}, error)

ASAPValidate satisfies the NewComponent signature.

func AccessLog 

func AccessLog(_ context.Context, _ string, _ string, _ string) (interface{}, error)

AccessLog satisfies the NewComponent signature.

func BasicAuth added in v0.2.0 

func BasicAuth(_ context.Context, _ string, _ string, _ string) (interface{}, error)

BasicAuth satisfies the NewComponent signature.

func Hedging 

func Hedging(_ context.Context, _ string, _ string, _ string) (interface{}, error)

Hedging satisfies the NewComponent signature.

func Metrics 

func Metrics(_ context.Context, backend string, path string, _ string) (interface{}, error)

Metrics satisfies the NewComponent signature.

func RequestHeader added in v0.6.0 

func RequestHeader(_ context.Context, _ string, _ string, _ string) (interface{}, error)

RequestHeader satisfies the NewComponent signature.

func RequestValidation 

func RequestValidation(_ context.Context, _ string, _ string, _ string) (interface{}, error)

RequestValidation satisfies the NewComponent signature.

func ResponseHeader added in v0.6.0 

func ResponseHeader(_ context.Context, a string, b string, c string) (interface{}, error)

ResponseHeader satisfies the NewComponent signature.

func ResponseValidation 

func ResponseValidation(_ context.Context, _ string, _ string, _ string) (interface{}, error)

ResponseValidation satisfies the NewComponent signature.

func Retry 

func Retry(_ context.Context, _ string, _ string, _ string) (interface{}, error)

Retry satisfies the NewComponent signature.

func RetryAfter added in v1.2.0 

func RetryAfter(_ context.Context, _ string, _ string, _ string) (interface{}, error)

RetryAfter satisfies the NewComponent signature.

func Strip 

func Strip(_ context.Context, _ string, _ string, _ string) (interface{}, error)

Strip satisfies the NewComponent signature.

func Timeout 

func Timeout(_ context.Context, _ string, _ string, _ string) (interface{}, error)

Timeout satisfies the NewComponent signature.

func ValidateHeaders added in v0.4.3 

func ValidateHeaders(_ context.Context, _ string, _ string, _ string) (interface{}, error)

ValidateHeaders satisfies the NewComponent signature

Types

type ASAPTokenComponent 

type ASAPTokenComponent struct{}

ASAPTokenComponent is an ASAP decorator plugin.

func (*ASAPTokenComponent) New 

func (*ASAPTokenComponent) New(ctx context.Context, conf *ASAPTokenConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*ASAPTokenComponent) Settings 

func (m *ASAPTokenComponent) Settings() *ASAPTokenConfig

Settings generates a config populated with defaults.

type ASAPTokenConfig 

type ASAPTokenConfig struct {
	PrivateKey string        `description:"RSA private key to use when signing tokens."`
	KID        string        `description:"JWT kid value to include in tokens."`
	TTL        time.Duration `description:"Lifetime of a token."`
	Issuer     string        `description:"JWT issuer value to include in tokens."`
	Audiences  []string      `description:"JWT audience values to include in tokens."`
}

ASAPTokenConfig is used to configure ASAP token generation.

func (*ASAPTokenConfig) Name 

func (c *ASAPTokenConfig) Name() string

Name of the config root.

type ASAPValidateComponent 

type ASAPValidateComponent struct{}

ASAPValidateComponent is an ASAP validation plugin.

func (*ASAPValidateComponent) New 

func (m *ASAPValidateComponent) New(ctx context.Context, conf *ASAPValidateConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*ASAPValidateComponent) Settings 

func (m *ASAPValidateComponent) Settings() *ASAPValidateConfig

Settings generates a config populated with defaults.

type ASAPValidateConfig 

type ASAPValidateConfig struct {
	AllowedIssuers  []string `description:"Acceptable issuer strings."`
	AllowedAudience string   `description:"Acceptable audience string."`
	KeyURLs         []string `description:"Public key download URLs."`
}

ASAPValidateConfig is used to configure ASAP validation.

func (*ASAPValidateConfig) Name 

func (m *ASAPValidateConfig) Name() string

Name of the config root.

type AccessLogComponent 

type AccessLogComponent struct{}

AccessLogComponent is a logging plugin.

func (*AccessLogComponent) New 

func (*AccessLogComponent) New(ctx context.Context, conf *AccessLogConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*AccessLogComponent) Settings 

func (m *AccessLogComponent) Settings() *AccessLogConfig

Settings generates a config populated with defaults.

type AccessLogConfig 

type AccessLogConfig struct{}

AccessLogConfig modifies the behavior of the access logs.

func (*AccessLogConfig) Name 

func (*AccessLogConfig) Name() string

Name of the config root.

type BasicAuthComponent added in v0.2.0 

type BasicAuthComponent struct{}

BasicAuthComponent is an HTTP basic auth decorator plugin.

func (*BasicAuthComponent) New added in v0.2.0 

func (*BasicAuthComponent) New(ctx context.Context, conf *BasicAuthConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*BasicAuthComponent) Settings added in v0.2.0 

func (m *BasicAuthComponent) Settings() *BasicAuthConfig

Settings generates a config populated with defaults.

type BasicAuthConfig added in v0.2.0 

type BasicAuthConfig struct {
	Username string `description:"Username to use in HTTP basic authentication."`
	Password string `description:"Password to use in HTTP basic authentication."`
}

BasicAuthConfig is used to configure HTTP basic authentication.

func (*BasicAuthConfig) Name added in v0.2.0 

func (c *BasicAuthConfig) Name() string

Name of the config root.

type HedgingComponent 

type HedgingComponent struct{}

HedgingComponent implements the settings.Component interface.

func (*HedgingComponent) New 

func (*HedgingComponent) New(_ context.Context, conf *HedgingConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*HedgingComponent) Settings 

func (*HedgingComponent) Settings() *HedgingConfig

Settings generates a config populated with defaults.

type HedgingConfig 

type HedgingConfig struct {
	Interval time.Duration `description:"Duration after which to open a new request."`
}

HedgingConfig adds automated retries during times of excess latency.

func (*HedgingConfig) Name 

func (*HedgingConfig) Name() string

Name of the config root.

type MetricsComponent 

type MetricsComponent struct {
	Backend string
	Path    string
}

MetricsComponent implements the settings.Component interface.

func (*MetricsComponent) New 

func (c *MetricsComponent) New(_ context.Context, conf *MetricsConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*MetricsComponent) Settings 

func (*MetricsComponent) Settings() *MetricsConfig

Settings generates a config populated with defaults.

type MetricsConfig 

type MetricsConfig struct {
	Timing            string `description:"Name of overall timing metric."`
	DNS               string `description:"Name of DNS timing metric."`
	TCP               string `description:"Name of TCP timing metric."`
	ConnectionIdle    string `description:"Name of idle timing metric."`
	TLS               string `description:"Name of TLS timing metric."`
	WroteHeaders      string `description:"Name of time to write headers metric."`
	FirstResponseByte string `description:"Name of time to first resposne byte metrics."`
	BytesReceived     string `description:"Name of bytes received metric."`
	BytesSent         string `description:"Name of bytes sent metric."`
	BytesTotal        string `description:"Name of bytes sent and received metric."`
	PutIdle           string `description:"Name of idle connection return count metric."`
	BackendTag        string `description:"Name of the tag containing the backend reference."`
	PathTag           string `description:"Name of the tag containing the path referecne."`
}

MetricsConfig contains settings for request metrics emissions.

func (*MetricsConfig) Name 

func (*MetricsConfig) Name() string

Name of the config root.

type RequestHeaderComponent added in v0.6.0 

type RequestHeaderComponent struct{}

RequestHeaderComponent implements the settings.Component interface.

func (*RequestHeaderComponent) New added in v0.6.0 

func (*RequestHeaderComponent) New(_ context.Context, conf *RequestHeaderConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*RequestHeaderComponent) Settings added in v0.6.0 

func (*RequestHeaderComponent) Settings() *RequestHeaderConfig

Settings generates a config populated with defaults.

type RequestHeaderConfig added in v0.6.0 

type RequestHeaderConfig struct {
	Headers map[string][]string `description:"Map of headers to inject into requests."`
}

RequestHeaderConfig configures automated header injection.

func (*RequestHeaderConfig) Name added in v0.6.0 

func (*RequestHeaderConfig) Name() string

Name of the config root.

type RequestValidationComponent 

type RequestValidationComponent struct{}

RequestValidationComponent enables validation of requests against the OpenAPI specification.

func (*RequestValidationComponent) New 

func (*RequestValidationComponent) New(_ context.Context, _ *RequestValidationConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*RequestValidationComponent) Settings 

func (*RequestValidationComponent) Settings() *RequestValidationConfig

Settings generates a config with all defaults set.

type RequestValidationConfig 

type RequestValidationConfig struct{}

RequestValidationConfig is a placeholder for future validation options.

func (*RequestValidationConfig) Name 

func (*RequestValidationConfig) Name() string

Name of the config root.

type ResponseHeaderComponent added in v0.6.0 

type ResponseHeaderComponent struct{}

ResponseHeaderComponent implements the settings.Component interface.

func (*ResponseHeaderComponent) New added in v0.6.0 

func (*ResponseHeaderComponent) New(_ context.Context, conf *ResponseHeaderConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*ResponseHeaderComponent) Settings added in v0.6.0 

func (*ResponseHeaderComponent) Settings() *ResponseHeaderConfig

Settings generates a config populated with defaults.

type ResponseHeaderConfig added in v0.6.0 

type ResponseHeaderConfig struct {
	Headers map[string][]string `description:"Map of headers to inject into responses."`
}

ResponseHeaderConfig configures automated header injection.

func (*ResponseHeaderConfig) Name added in v0.6.0 

func (*ResponseHeaderConfig) Name() string

Name of the config root.

type ResponseValidationComponent 

type ResponseValidationComponent struct{}

ResponseValidationComponent enables validation of requests against the OpenAPI specification.

func (*ResponseValidationComponent) New 

func (*ResponseValidationComponent) New(_ context.Context, _ *ResponseValidationConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*ResponseValidationComponent) Settings 

func (*ResponseValidationComponent) Settings() *ResponseValidationConfig

Settings generates a config with all defaults set.

type ResponseValidationConfig 

type ResponseValidationConfig struct{}

ResponseValidationConfig is a placeholder for future validation options.

func (*ResponseValidationConfig) Name 

func (*ResponseValidationConfig) Name() string

Name of the config root.

type RetryAfterComponent added in v1.2.0 

type RetryAfterComponent struct{}

RetryAfterComponent implements the settings.Component interface.

func (*RetryAfterComponent) New added in v1.2.0 

func (*RetryAfterComponent) New(_ context.Context, conf *RetryAfterConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*RetryAfterComponent) Settings added in v1.2.0 

func (*RetryAfterComponent) Settings() *RetryAfterConfig

Settings generates a config populated with defaults.

type RetryAfterConfig added in v1.2.0 

type RetryAfterConfig struct {
}

RetryAfterConfig enables automated retries for status code 429 with Retry-After header honoring.

func (*RetryAfterConfig) Name added in v1.2.0 

func (*RetryAfterConfig) Name() string

Name of the configuration root.

type RetryComponent 

type RetryComponent struct{}

RetryComponent implements the settings.Component interface.

func (*RetryComponent) New 

func (*RetryComponent) New(_ context.Context, conf *RetryConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*RetryComponent) Settings 

func (*RetryComponent) Settings() *RetryConfig

Settings generates a config populated with defaults.

type RetryConfig 

type RetryConfig struct {
	Codes   []int         `description:"HTTP status codes that trigger a retry."`
	Limit   int           `description:"Maximum retry attempts."`
	Backoff time.Duration `description:"Time to wait between requests."`
}

RetryConfig enables automated retries for status codes.

func (*RetryConfig) Name 

func (*RetryConfig) Name() string

Name of the configuration root.

type StripComponent 

type StripComponent struct{}

StripComponent enabled modification of the URL before redirect.

func (*StripComponent) New 

func (*StripComponent) New(_ context.Context, conf *StripConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*StripComponent) Settings 

func (*StripComponent) Settings() *StripConfig

Settings generates a config with all default values set.

type StripConfig 

type StripConfig struct {
	Count int `description:"Number of URL segments to remove from the beginning of the path before redirect."`
}

StripConfig contains settings for modifying the URL.

func (*StripConfig) Name 

func (*StripConfig) Name() string

Name of the config root.

type TimeoutComponent 

type TimeoutComponent struct{}

TimeoutComponent implements the settings.Component interface.

func (*TimeoutComponent) New 

func (*TimeoutComponent) New(_ context.Context, conf *TimeoutConfig) (func(http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*TimeoutComponent) Settings 

func (*TimeoutComponent) Settings() *TimeoutConfig

Settings generates a config populated with defaults.

type TimeoutConfig 

type TimeoutConfig struct {
	After time.Duration `description:"Duration after which the request is canceled."`
}

TimeoutConfig adjusts the timeout value for requests.

func (*TimeoutConfig) Name 

func (*TimeoutConfig) Name() string

Name of the configuration root.

type ValidateHeaderConfig added in v0.4.3 

type ValidateHeaderConfig struct {
	Allowed map[string][]string `description:"Map of headers to validate and the allowed values for those headers."`
	Split   map[string]string   `description:"Map of delimiters to split on given headers to validate"`
}

ValidateHeaderConfig is used to validate a map of headers and their allowed values against an incoming requests headers

func (*ValidateHeaderConfig) Name added in v0.4.3 

func (*ValidateHeaderConfig) Name() string

Name of the config root

type ValidateHeaderConfigComponent added in v0.4.3 

type ValidateHeaderConfigComponent struct{}

ValidateHeaderConfigComponent is a plugin

func (*ValidateHeaderConfigComponent) New added in v0.4.3 

func (*ValidateHeaderConfigComponent) New(_ context.Context, conf *ValidateHeaderConfig) (func(tripper http.RoundTripper) http.RoundTripper, error)

New generates the middleware.

func (*ValidateHeaderConfigComponent) Settings added in v0.4.3 

func (*ValidateHeaderConfigComponent) Settings() *ValidateHeaderConfig

Settings generates a config populated with defaults.

Source Files

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