jsonclient

package
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Published: Feb 21, 2017 License: MPL-2.0 Imports: 14 Imported by: 0

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Types

type JSONClient

type JSONClient struct {
	Verifier *ct.SignatureVerifier // nil for no verification (e.g. no public key available)
	// contains filtered or unexported fields
}

JSONClient provides common functionality for interacting with a JSON server that uses cryptographic signatures.

func New

func New(uri string, hc *http.Client, opts Options) (*JSONClient, error)

New constructs a new JSONClient instance, for the given base URI, using the given http.Client object (if provided) and the Options object.

func (*JSONClient) GetAndParse

func (c *JSONClient) GetAndParse(ctx context.Context, path string, params map[string]string, rsp interface{}) (*http.Response, error)

GetAndParse makes a HTTP GET call to the given path, and attempt to parse the response as a JSON representation of the rsp structure. The provided context is used to control the HTTP call.

func (*JSONClient) PostAndParse

func (c *JSONClient) PostAndParse(ctx context.Context, path string, req, rsp interface{}) (*http.Response, error)

PostAndParse makes a HTTP POST call to the given path, including the request parameters, and attempt to parse the response as a JSON representation of the rsp structure. The provided context is used the control the HTTP call.

func (*JSONClient) PostAndParseWithRetry

func (c *JSONClient) PostAndParseWithRetry(ctx context.Context, path string, req, rsp interface{}) (*http.Response, error)

PostAndParseWithRetry makes a HTTP POST call, but retries (with backoff) on retriable errors.

type Logger

type Logger interface {
	// Printf formats and logs a message
	Printf(string, ...interface{})
}

Logger is a simple logging interface used to log internal errors and warnings

type Options

type Options struct {
	// Interface to use for logging warnings and errors, if nil the
	// standard library log package will be used.
	Logger Logger
	// PEM format public key to use for signature verification, if
	// empty signatures will not be verified.
	PublicKey string
}

Options are the options for creating a new JSONClient.

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