hwscloud

func AuthHeaderValue ¶

func AuthHeaderValue(signature, accessKey, credentialScope, signedHeaders string) string

AuthHeaderValue Get the finalized value for the "Authorization" header. The signature parameter is the output from SignStringToSign

func CanonicalHeaders ¶

func CanonicalHeaders(r *http.Request) string

CanonicalHeaders adds appropriate Headers to the request

func CanonicalQueryString ¶

func CanonicalQueryString(r *http.Request) string

CanonicalQueryString returns uri with query parameteres

func CanonicalRequest ¶

func CanonicalRequest(r *http.Request) (string, error)

CanonicalRequest from a regular request string See http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html CanonicalRequest =

HTTPRequestMethod + '\n' +
CanonicalURI + '\n' +
CanonicalQueryString + '\n' +
CanonicalHeaders + '\n' +
SignedHeaders + '\n' +
HexEncode(Hash(RequestPayload))

func CanonicalURI ¶

func CanonicalURI(r *http.Request) string

CanonicalURI returns request uri

func CredentialScope ¶

func CredentialScope(t time.Time, regionName, serviceName string) string

CredentialScope See http://docs.aws.amazon.com/general/latest/gr/sigv4-create-string-to-sign.html

func GenerateSigningKey ¶

func GenerateSigningKey(secretKey, regionName, serviceName string, t time.Time) ([]byte, error)

GenerateSigningKey Generate a "signing key" to sign the "String To Sign". See http://docs.aws.amazon.com/general/latest/gr/sigv4-calculate-signature.html

func HexEncodeSHA256Hash ¶

func HexEncodeSHA256Hash(body []byte) (string, error)

HexEncodeSHA256Hash returns hexcode of sha256

func RequestPayload ¶

func RequestPayload(r *http.Request) ([]byte, error)

RequestPayload adds body contents to the request

func SignStringToSign ¶

func SignStringToSign(stringToSign string, signingKey []byte) (string, error)

SignStringToSign Create the HWS Signature. See http://docs.aws.amazon.com/general/latest/gr/sigv4-calculate-signature.html

func SignedHeaders ¶

func SignedHeaders(r *http.Request) string

SignedHeaders adds signed headers to the request

func StringToSign ¶

func StringToSign(canonicalRequest, credentialScope string, t time.Time) string

StringToSign Create a "String to Sign". See http://docs.aws.amazon.com/general/latest/gr/sigv4-create-string-to-sign.html